{"candidate_id": "train-001d5701a483b26a72fb9782", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice space with reliable rhythm guidance, comfortable playing accessories, and secure places to keep my guitars between sessions.", "positive_items": ["B0002D0CEO", "B08JMQR2JK", "B0002E2O2Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00221b1ac09ab3377df2338d", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio for recording expressive electric-guitar parts, with a wah effect, a stand-mounted microphone for my amp, and MIDI connections for syncing my keyboard or other music gear.", "positive_items": ["B0BQ4HSKC9", "B000068NUU", "B015JTEBN8", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-002d0ca5baf13ddc937a56ba", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar from scratch and want a beginner-friendly setup for learning basic chords, keeping the instrument in tune, and practicing comfortably with reliable picks.", "positive_items": ["B004GEW3H4", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-002fb218058c8a16fde4214b", "partition": "shared_train", "query": "I\u2019m putting together a home drumming setup for regular practice and occasional gigs, with quieter playing, better grip during sweaty sessions, and organized transport for several pairs of sticks plus small essentials.", "positive_items": ["B08FYBTPYT", "B0BXT2HVC9", "B09T8HDBYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0036ac94f18743e5583f2e31", "partition": "shared_train", "query": "I\u2019m setting up a Traktor Scratch turntable DJ system and need reliable digital control, responsive low-friction record handling, plus practical stylus cleaning and tracking-force calibration for accurate, well-maintained performance.", "positive_items": ["B005LMQR18", "B0196QQG5Q", "B006K25R78", "B0028O8008"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0044126743a9a53e53d094a9", "partition": "shared_train", "query": "I\u2019m refurbishing an older classical guitar for home recording and occasional live use, and need to refresh its fretboard and strings, replace worn tuning and nut hardware, add nylon-string amplification, and connect it cleanly to my computer.", "positive_items": ["B0928HW2P4", "B07N674L9Z", "B00USQA8VC", "B00I9RHNBU", "B0023BYDHK", "B08F2QSLMG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0045f4b7f7be2bfda2b19530", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke performance and need a handheld vocal mic, balanced connections to reduce noise, and long 1/4-inch runs from the amplifier to speakers across the room.", "positive_items": ["B0BG53T86F", "B0BLLXSJMM", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0048a3a3a1af055beef5c181", "partition": "shared_train", "query": "I\u2019m getting my classical guitar ready for regular practice and home recording, so I need light-tension nylon strings, easy-picking accessories, and a reliable clip-on tuner for accurate setup.", "positive_items": ["B0BPKH4HB2", "B0BKZ3GCGR", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-004928030d6adf838d6b008b", "partition": "shared_train", "query": "I\u2019m refreshing a compact guitar rig for recording and live use, with a low-noise preamp tube, short right-angle connections for tightly spaced effects, and a riser to make one pedal easier to access.", "positive_items": ["B0B56Z5G3V", "B01DK40R3M", "B00UDUG55Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-004938192bd26feab47dfe68", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup for regular practice and small gigs, with long-lasting tone, secure picking control, and quick, readable tuning.", "positive_items": ["B09BF8XDF4", "B0B8P1YW7L", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-004ee18773763f967c15c9a7", "partition": "shared_train", "query": "I\u2019m setting up a comfortable portable guitar workstation to clean and adjust my electric guitar, replace its strings, and handle hardware tweaks while keeping the neck supported and having a seat for the job.", "positive_items": ["B0BLLFQPC7", "B0BK9ZT28X", "B0BPJ4Q6FJ", "B07R71RBGG", "B07VRZ3N55"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0054c2b507d99477087f85a6", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small gigs, and need a comfortable adjustable strap with secure attachment, heavier-gauge replacement strings, and a dependable cable for connecting it to my amp.", "positive_items": ["B0B8M1RZWV", "B00H35YIJE", "B0BSGM6CQ9", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-005d0451fb80f769f4763875", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar for regular practice and need light-tension nylon strings, a clip-on tuner, and assorted picks to explore comfortable playing.", "positive_items": ["B0BPLFP5P6", "B00IPH8MD2", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-006ee741a1e338dec610a60a", "partition": "shared_train", "query": "I'm building a compact home setup for producing and mixing electronic music, with flexible connections for multiple audio sources, hands-on control of virtual instruments and drums, and accurate powered monitoring for checking my mixes.", "positive_items": ["B00KGW0HYQ", "B0BLM2WS66", "B08FDBCYHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0072ed2fc6e84ce6ab88cb0c", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular performances and want to personalize its look, keep the wood protected during dry storage, and make sure an adjustable shoulder strap stays securely attached while I play.", "positive_items": ["B07CDDJ3CP", "B0BZ5KMS85", "B00DKAQGTG", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0076564db28ce92b93b8e512", "partition": "shared_train", "query": "I\u2019m restoring a 5-bolt Fender bass and want a coordinated black upgrade: a high-mass bridge with adjustable string spacing, durable black-coated strings, and matching metal control knobs for the volume electronics.", "positive_items": ["B07TSRGJ9Y", "B07GY7828V", "B07TVWMZ14", "B0B59HT4CW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-009bf3473ba2341cfbef38c6", "partition": "shared_train", "query": "I want to record a singer-songwriter demo at home, with a comfortable adjustable strap for playing guitar standing up and a dynamic vocal microphone routed through a USB audio interface for recording into my computer.", "positive_items": ["B07226MCY6", "B07CQS5DJV", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00a06faeeff8b987fe814b5b", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for recording and small rock gigs, and need smooth note compression plus two stackable gain stages for vintage overdrive and heavier classic distortion, with clean bypass when effects are off.", "positive_items": ["B0B68Z7PG6", "B0B5KBD9LQ", "B07Q28P6JM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00a0bcf0044f51a42c03ccd4", "partition": "shared_train", "query": "I\u2019m preparing a solo acoustic bass performance and need to refresh my four-string bass with warm flatwound strings, add foot percussion, and keep a compact microphone positioned close while I play.", "positive_items": ["B0BR2VHR6T", "B0009G009G", "B0CCK4YYNM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00a21b29ddebd744824bc61c", "partition": "shared_train", "query": "I\u2019m recording a layered electric guitar arrangement and need bright high-strung tuning for a six-string part, heavier strings for my seven-string, and durable thick picks for consistent studio and live playing.", "positive_items": ["B07T16PK1F", "B0BR2N43GC", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00aa1d82349fdf0fa79d6792", "partition": "shared_train", "query": "I\u2019m setting up a four-microphone recording rig and need a single-pedestal holder for the microphones, two shock mounts for vibration-sensitive mics, and a durable divided bag to carry two stands up to 50 inches.", "positive_items": ["B0010CEWSS", "B00E93RQQ0", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00aa430c491a9831893bb71d", "partition": "shared_train", "query": "I want to set up a simple home vocal-recording station for singing or spoken audio, with clean XLR connectivity, USB computer recording, microphone preamp control, and a clamp-on pop filter to reduce plosive sounds.", "positive_items": ["B01M26J1R7", "B00LIW74US", "B005EHILV4", "B0928H9QXC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00b1c473c49115458fa263c8", "partition": "shared_train", "query": "I\u2019m putting together a one-person street performance setup for singing, foot-driven percussion, and washboard rhythm, with a secure place to keep my water bottle within reach while I play.", "positive_items": ["B0925F8LPD", "B003GEKXZY", "B079H5K22T", "B003IR2YXS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00bc043e9412efedf77f3caf", "partition": "shared_train", "query": "I\u2019m preparing for small live guitar gigs and need a versatile practice amp, durable picks for playing, and a protective way to carry two long speaker stands.", "positive_items": ["B079G694KL", "B0064BCRQE", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00cf20bed35ae88e3dc2ff52", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a UV-lit stage performance and need colorful strings for visibility, a comfortable adjustable strap, and a convenient way to keep standard picks within reach.", "positive_items": ["B0BR2V4KZT", "B07226MCY6", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00e5987c80f644e5eec8ec76", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station and need a USB interface, balanced cables to connect the audio gear, and hands-on EQ with feedback control for cleaner monitoring.", "positive_items": ["B0BK6MQF3Z", "B0983RTWDV", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-00ec8761f31039fe9242d421", "partition": "shared_train", "query": "I\u2019m putting on a small live acoustic showcase and want to record it at home, with several microphones for singers and instruments, a mixer for balancing sound and adding effects, plus long XLR connections for flexible stage setup.", "positive_items": ["B00NPAMDQ6", "B07C91JT14", "B0039PPW60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-010aaea6ea518fd65bbf83f2", "partition": "shared_train", "query": "I\u2019m refurbishing a compact drum kit with two differently sized snares and a 20-inch bass drum: I need a durable coated batter head for the larger snare, a clear resonant head and compatible wire upgrade for the smaller one, plus a controlled bass-drum resonant head for recording and live playing.", "positive_items": ["B0BK6S7QF4", "B09HL6MZ45", "B0BKZ6JR1L", "B0002ZO3MY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0120f47b5984b93900814b8a", "partition": "shared_train", "query": "I\u2019m preparing for a small live band performance and need a reliable snare sound, protective transport for my bass drum, and a durable microphone for lead vocals.", "positive_items": ["B0BVLTDS17", "B01KAOIOSA", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01234b940310e39978feacf6", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar and need reliable replacement hardware for the headstock and bridge, plus fresh medium-gauge strings to improve tuning stability and bring the instrument back into playing condition.", "positive_items": ["B009AQZM30", "B00XNKVMXS", "B0002D0CAI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01292aee5aa8b49a1d4d1aab", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need passive PA speakers, a stable adjustable stand for my laptop or mixer, and a compatible Fender amp footswitch for hands-free control.", "positive_items": ["B0BXBBGTGL", "B0084CRYOG", "B001L8NGJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-012bdf94e24800cc8d4a552d", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for a loud rock/metal rehearsal and recording project: I need a bright crash/ride, a durable focused snare head, crisp pedal-controlled hi-hat jingle accents, and a resonant steel cowbell for extra rhythmic punches.", "positive_items": ["B01B1JJEV4", "B09LJ2796G", "B0B2TND26L", "B09SQ4LFTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-013548544cf8e9132bf90e8e", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar and need compatible hardware to mount an 11-hole pickguard, improve tuning stability, and carry it comfortably for rehearsals and gigs.", "positive_items": ["B0BCXKFMKD", "B01D2GAKV2", "B0BKR2ZM9X", "B0B624KR9D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-013d57521a27910c8d97f97c", "partition": "shared_train", "query": "I\u2019m preparing to record an acoustic guitar performance and need supplies to gently clean the instrument, play comfortably with light picks, and capture a balanced stereo recording with closely matched microphones.", "positive_items": ["B093C2P49Y", "B0BK5CXZBT", "B09QZJ57YW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-014801905f7aba8c05064366", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar for comfortable live playing and want an easy way to change the strings, keep the instrument secure while standing, and quickly transpose songs during practice.", "positive_items": ["B017T1U5IY", "B0BXDSJT52", "B08F2QZ9XX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-014bafc2e6c3b999f2d4440d", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need a compatible control upgrade, a compact wrench for fitting the hardware, and a simple way to keep the strap secure during gigs.", "positive_items": ["B005SGAF7O", "B06XRCRT1D", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01500a6c59ca230999ce7fab", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a live amplified performance and want to refresh its strings, prevent stage-monitor feedback, and add hands-free control for functions during the set.", "positive_items": ["B0011XD2DM", "B07BWMQFMT", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01541d04c0265940db6fc2c2", "partition": "shared_train", "query": "I\u2019m preparing my half-size classical guitar for lessons and small performances, so I need fresh nylon strings, reliable clip-on tuning, hands-free support with a securely attached strap, and durable grippy picks for clear strumming and practice.", "positive_items": ["B079NS31NK", "B00KZJEMTG", "B01MQKIZ4M", "B096K2LZKH", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01559724822f0fe2698861ad", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and setting up a small effects rig: I need a prewired control harness for the three pickups, an easy clip-on tuner, and reliable power to run several compatible pedals from one setup.", "positive_items": ["B01DFBLZM2", "B00XVN3H62", "B0B8P1YW7L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01593933a93abae73716fba6", "partition": "shared_train", "query": "I\u2019m putting together a bass practice and small-gig setup and need comfortable shoulder support for long sessions, a reliable way to amplify my instrument, and secure wall storage between rehearsals.", "positive_items": ["B0BT855NFQ", "B09VSJD5GP", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0169beeb4ef325342343c553", "partition": "shared_train", "query": "I\u2019m restoring and setting up my Fender-style electric guitar and amp: I need supplies to clean the fretboard, replace strings, upgrade the nut and bridge hardware, wind strings efficiently, play comfortably with a strap, and control a compatible Fender amplifier with one footswitch.", "positive_items": ["B07JJQ84ZB", "B004CX6VKE", "B093YKLWVN", "B075PPKM28", "B00KIZROW4", "B001L8NGJ2", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-017441265056e3201ab0e3bb", "partition": "shared_train", "query": "I\u2019m putting together a quiet bedroom electric-guitar rig with a right-handed six-string, versatile tone shaping and power reduction, plus clean isolated power for a compact effects setup.", "positive_items": ["B07BWBBZ1C", "B092S13DV6", "B079H5M625"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01779acb39f68f7d8644d3a9", "partition": "shared_train", "query": "I\u2019m building a compact home setup to practice on weighted keys, record piano performances into my computer through an audio interface, and monitor the results accurately and privately.", "positive_items": ["B00SC80YLM", "B072JT59TD", "B01E6T56EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-017aa187ac2e737b1c99992c", "partition": "shared_train", "query": "I\u2019m putting together a flexible trumpet setup for jazz practice and small performances: I need an intermediate 3C mouthpiece, a safe way to keep the horn upright between playing, and muted options for both a buzzy jazz color and low-register practice.", "positive_items": ["B00TWHTFSU", "B0010KTC26", "B00G4BUM3Y", "B002BAZNHW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-017dd90d91f01a89109d972a", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal practice and recording corner, and need a clear-sounding handheld mic with stable floor support plus a short adjustable arm for positioning it close to me.", "positive_items": ["B0BR2VHR6T", "B0179C3V7K", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-017e077f2647ba6f3b9951a9", "partition": "shared_train", "query": "I\u2019m setting up a compact, portable karaoke-and-live-music corner for small gatherings, with a foldable stand for the song display, an extra USB microphone for duet controls, and safe storage for several guitars.", "positive_items": ["B013DUOPUY", "B079Z72D57", "B00BGYRB8I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-017e8ba3775e135cea6cf42e", "partition": "shared_train", "query": "I\u2019m organizing a compact home setup for playing and storing my acoustic guitars, with an adjustable strap, nearby pick access, and wall-mounted hangers to keep multiple instruments neatly off the floor.", "positive_items": ["B01MQKIZ4M", "B01K1EJQ9U", "B07MMJX9T7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-018246aa596bf4f42fa99daa", "partition": "shared_train", "query": "I\u2019m putting together a compact DJ performance setup for a small party and need hands-on remix control, reliable balanced connections between my audio gear, and a way to route a microphone through the sound system.", "positive_items": ["B074HFDJVD", "B01DE4DEGK", "B01DN7O97G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-019ee097b614404e69aba30a", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance with backing tracks from my laptop and need to route stereo audio, connect mismatched speaker cabling, and attach extra microphones securely to a stand or amplifier.", "positive_items": ["B01H0PACWI", "B09BCVF2MW", "B0BXT41VYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01a591f367517aa372c7c5ed", "partition": "shared_train", "query": "I\u2019m putting together a practical guitar-playing setup for rehearsals and casual gigs, with comfortable support, quick tuning, picks suited to different playing styles, and a convenient way to keep them accessible.", "positive_items": ["B07226MCY6", "B01N01NYGY", "B01K1EJQ9U", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01a6bad918bc5d15c1192fbf", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style electric guitar and need to improve its string setup, protect the finish around the strap buttons, and complete the period-correct look beneath the control knobs.", "positive_items": ["B08D9HQ6D1", "B000LPWHSM", "B07Q1K8ZCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01a77c782bb39b5e7e06dd4a", "partition": "shared_train", "query": "I\u2019m putting together a compact mobile songwriting and rehearsal setup for drums, guitar, and computer-based music, with protective transport for cymbals, organized storage for sticks and accessories, quick access to picks, and a small MIDI keyboard.", "positive_items": ["B0CF797FLB", "B071L8C6MW", "B00IPH8MD2", "B01K1EJQ9U", "B00X7DD6GW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01b2d1c546d5ba3b18083b5d", "partition": "shared_train", "query": "I\u2019m setting up a French horn practice kit and need a suitable mouthpiece, a buzzing aid for building resistance, maintenance supplies, and compact protection for the mouthpiece between rehearsals.", "positive_items": ["B0002E1NDW", "B07215HX2L", "B00P2H1P6O", "B016PHMADG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01b32d2ca87943ec71313ed2", "partition": "shared_train", "query": "I\u2019m putting together a reliable home guitar practice setup: I need to restring and tune my guitar, connect it to an amp, have comfortable picks ready, and store the instrument safely on the wall.", "positive_items": ["B0002D0CEO", "B01DE4DTAG", "B07PPHHG34", "B08R5GM6YB", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01cc94d44989e5f63a4bd62c", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice space at home and need essentials to hang my instrument, keep it accurately tuned, change keys easily, and play comfortably during practice sessions.", "positive_items": ["B01BGSJN7K", "B00IFOTSJW", "B07FYJHMSL", "B07NKRZ1KQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01ceeb0f362d3b29b68c8029", "partition": "shared_train", "query": "I\u2019m putting together a versatile drum setup for recording a jazz-to-rock showcase, with options for powerful durable attacks, bright articulate patterns, lighter rod textures, quiet bamboo playing, adjustable brush punctuation, and soft cymbal swells.", "positive_items": ["B00EINH8D2", "B0006ZUZOA", "B0002D0I34", "B081BPY8YY", "B01CTWVIY8", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01cf3180667a955dff2b366c", "partition": "shared_train", "query": "I\u2019m restoring my vintage-style electric guitar and want compatible steel bridge saddles, versatile overdrive tones, and a reliable dynamic microphone to capture the amplified sound for a recording.", "positive_items": ["B0CBSQHBFB", "B00OQOR220", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01d1ffe1f0145056895c4415", "partition": "shared_train", "query": "I'm putting together a portable setup for practicing and playing my electric guitar: I need protected hands-free transport, a stable place to park it between songs, and dependable picks for playing.", "positive_items": ["B0BKZ3GCGR", "B0B1SF7C4M", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01d42a2e857f6eb07582ba4b", "partition": "shared_train", "query": "I\u2019m putting together a small rehearsal and recording setup for double-pedal kick playing, laptop backing tracks, and clean instrument connections into a mixer, with protection for the bass drum head and proper signal matching.", "positive_items": ["B0BKZ6M28F", "B01H0PACWI", "B07FZ5XBCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01efddc38a9d2d88d385bb03", "partition": "shared_train", "query": "I\u2019m building a compact beginner-friendly setup to record guitar and bass parts at home, with an amp for practicing, a pedal to smooth guitar dynamics, and a multitrack recorder for layering and mixing songs.", "positive_items": ["B08XL4NHL3", "B08TTLFG6G", "B07NFY2Y3T", "B0BLKPXG64", "B01BZTH3ZY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01f1c3f7ceb4dd4d11c8399a", "partition": "shared_train", "query": "I\u2019m outfitting a small electric-guitar rehearsal setup and need secure places to rest several guitars, durable picks, short connections for effects pedals, and replacement strings in both heavier and regular gauges for different players.", "positive_items": ["B07F5PX9Y3", "B0BSGM6CQ9", "B0064RTS0G", "B08JMQR2JK", "B00VTCBQS8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01f5826a6416270b3436621f", "partition": "shared_train", "query": "I\u2019m preparing for a multi-guitar rehearsal and need comfortable adjustable support for playing, a fresh extra-light 12-string acoustic set, and a single .019 plain-steel replacement string for another guitar.", "positive_items": ["B0BTC9YJ2W", "B0B8M2Q1DS", "B07CRK35NG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-01f972a43614b91ea362c9a9", "partition": "shared_train", "query": "I\u2019m refreshing my guitar practice setup and need a stable stand for safe storage, a fast accurate tuner, and fresh light-gauge strings to bring a six-string acoustic back to a clear, focused sound.", "positive_items": ["B073VRMPDY", "B01I6EHKL8", "B07B16JL73"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-021bc2525ac12aa7e138822d", "partition": "shared_train", "query": "I\u2019m setting up a small kids\u2019 guitar club recital and need a safe way to display several instruments, comfortable personalized support for young players, and fun medium picks for practicing and performing.", "positive_items": ["B07M6H5RM9", "B07C3SG454", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-021d857a84019eab840ea274", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar and pedalboard for rehearsals and mobile gigs. I need more reliable tuning, clean power for multiple effects at different voltages, and durable long cables to connect the guitar, pedals, and amplifier.", "positive_items": ["B0938J2VXV", "B08PBNXZYP", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-021ef21d7ab5f9fc7c00189a", "partition": "shared_train", "query": "I\u2019m assembling a dark, warm cymbal setup for versatile live gigs, with a clear, articulate ride, a hi-hat that delivers a fast chick, and a crash with full low-pitched body and enough projection to cut through the band.", "positive_items": ["B0002GKXP4", "B0002GLESE", "B0002CZXLW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0220620f3f4b89df1c02fb07", "partition": "shared_train", "query": "I\u2019m setting up a small guitar-and-drums rehearsal space and need secure stands for several guitars, an easy-to-adjust capo for clear playing in different keys, and convenient stick access while performing.", "positive_items": ["B07N2WWT61", "B01MRJUB7Z", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02221766450872cb46486ead", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small live performance and need a secure way to change keys, an easy internal pickup with endpin output for amplification, and a folding stand to hold it safely between songs.", "positive_items": ["B07BSZNKTM", "B002C741BI", "B003ZUCHC6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0229f95bab2f29631cca3b04", "partition": "shared_train", "query": "I\u2019m tuning and refining my drum kit for a tighter, more controlled sound, including managing overtones on a 14-inch tom and adjusting bass drum attack and sustain.", "positive_items": ["B0BKZ2S4PC", "B000WIRFD0", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-022f615a077d9520a30dbe5d", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for small live gigs and need a discreet way to tune it, reliable tools for picking, and a soundhole amplification setup that preserves a natural tone and resists feedback.", "positive_items": ["B0BKZ3GCGR", "B081592T7F", "B001E95KG0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0231771de72b7aa3585cace2", "partition": "shared_train", "query": "I\u2019m setting up my guitar rig for rehearsal and need supplies to install strings quickly, play comfortably with dependable picks, and connect the amplifier to its speaker cabinet with a heavy-duty cable.", "positive_items": ["B0C5PRQ9K6", "B0002CZSK8", "B09V92RNL3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02358b163537ddb76f898f4f", "partition": "shared_train", "query": "I\u2019m setting up a compact home electronic-music workstation and need to connect several MIDI instruments while conveniently monitoring the mix through both studio speakers and headphones from one central control point.", "positive_items": ["B01DV237NA", "B0C5HSY3C9", "B07MJJ281Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0237cc4de5fff3e000231083", "partition": "shared_train", "query": "I\u2019m setting up a home electric guitar practice space and need reliable replacement strings, a compact amp for versatile sounds, and secure storage for my guitar.", "positive_items": ["B09M7P8SBH", "B00EM5UOE6", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-023fc722cf9c1521d570cdb4", "partition": "shared_train", "query": "I\u2019m setting up a bass pedalboard for rehearsals and gigs and need a comfortable adjustable strap with secure locking hardware plus clean, isolated power for multiple pedals, including modeling effects.", "positive_items": ["B00IPHITHG", "B073XXLVWT", "B000V1S316"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-024a0d40435061f99aba7472", "partition": "shared_train", "query": "I\u2019m putting together a compact home setup to practice and record electric guitar while singing. I need a versatile guitar, vocal microphone, instrument connections, balanced signal routing, a reverb effect, and adapters to connect everything to my audio equipment.", "positive_items": ["B0B9X4BCDQ", "B081T47BNP", "B081T636X2", "B081T5GXGT", "B08LRSYN8H", "B0C61YQFHH", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0251e024f4f246bf555e381c", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for a sung guitar demo and need a comfortable adjustable strap, a reliable cardioid vocal mic, and a USB interface with enough inputs to record both parts together.", "positive_items": ["B09V91H5XM", "B08NVVLB16", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-025373ffe2e49dc0b31354b2", "partition": "shared_train", "query": "I want to build a compact home setup for recording sung keyboard performances, with hands-free note sustain, clear vocal capture, adjustable microphone positioning, and direct connection for an instrument.", "positive_items": ["B01878M5JK", "B0C4XQ496G", "B016QUXTZU", "B093YLCJVH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02550728b190348c0843a547", "partition": "shared_train", "query": "I want to add a vintage-style vibrato to my flat-top electric guitar with a tune-o-matic bridge and stop tailpiece, preferably using a no-drill mounting solution and an attachment that makes future string changes easier.", "positive_items": ["B004DR5E9I", "B0055E88FA", "B003B1PETC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-025d2e1869242202841ba519", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small recording session and need to restring it efficiently, tune it accurately, and position a microphone securely for capturing the performance.", "positive_items": ["B08R5GM6YB", "B017NT392Q", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0266d12f3a9adae3d13aa89b", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record vocals and instruments, monitor mixes through speakers or headphones, and connect everything with balanced cables while eliminating ground-loop hum and noise.", "positive_items": ["B07MZVPJ4Q", "B00OA627NI", "B08GGYMGY3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0268773b1330943447cb8450", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar for a small recorded performance: I need to restring and fine-tune its setup, then position a microphone securely and connect it to my audio equipment.", "positive_items": ["B07NPCWWZW", "B019NY2PKG", "B06X9KG3HW", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-026c8279bf4ef01749400c6e", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for rehearsals and need a secure padded place to keep it, tidy short connections for my effects setup, and durable heavier-gauge strings for restringing.", "positive_items": ["B0BSGM6CQ9", "B07HKY27VJ", "B00M5DW2JW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02739f55c969de6df7fdc637", "partition": "shared_train", "query": "I\u2019m setting up a compact home practice station to learn piano, with realistic weighted-key playing, hands-free sustain, and a comfortable adjustable seat for longer lessons and practice sessions.", "positive_items": ["B071V34XYF", "B07MZYNZ1C", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-027480eaa28e85bb5cf3f048", "partition": "shared_train", "query": "I\u2019m setting up a comfortable music practice corner for keyboard and guitar, with a sustain pedal for expressive playing, adjustable padded seating, and a secure stand that keeps my guitar safely off the floor.", "positive_items": ["B0BT9R8MMV", "B07MZYNZ1C", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-027fc560320d3be0bbf43692", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for heavier-gauge playing and want everything needed to restring it cleanly, including a reliable winding and cutting tool, then test the setup with comfortable, grippy picks.", "positive_items": ["B01DZ6FBBI", "B0BSGM6CQ9", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0284746185f062400e2752cd", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for a small live performance and need a sturdy cymbal setup, a durable 14-inch head with focused response, and a dark, articulate ride sound.", "positive_items": ["B0BXCQ9CJN", "B0BKZ1N6X6", "B07BSJMYDF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0286969eb93199edde429413", "partition": "shared_train", "query": "I\u2019m setting up a small home karaoke and spoken-word area and need a dependable handheld vocal microphone, an adjustable stand, and the proper XLR connection to run it into my mixer.", "positive_items": ["B015JTEBN8", "B00UZ7JADG", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02878f5c7eea61ff528d9dea", "partition": "shared_train", "query": "I\u2019m setting up a home guitar corner where I can safely display several string instruments, play comfortably during practice, and experiment with different pick feels and thicknesses.", "positive_items": ["B083RNWLRB", "B08BJGBHN7", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02899f25b5503ccaae6160fc", "partition": "shared_train", "query": "I\u2019m putting together a small home rehearsal setup and need a versatile drum shell foundation, replacement volume and tone controls for an electric guitar, plus a floor processor with effects, expression control, looping, and 9V power.", "positive_items": ["B07D78R96K", "B015RQEAW0", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02945b7ebaf5a3694724d074", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record detailed vocals and solo instruments into my computer, with a dependable XLR connection, low-latency monitoring through a broadcast headset, and an interface that also accepts line or instrument inputs.", "positive_items": ["B01BZTH6EW", "B07XLVGRMY", "B072PQT2DM", "B087Q1GXQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0294abb0dbfe92ba35253b38", "partition": "shared_train", "query": "I\u2019m refreshing my three-single-coil Stratocaster with a replacement pickguard, a blender-style wiring upgrade for more pickup combinations, and period-correct strap hardware.", "positive_items": ["B07HGRFG5J", "B00ZO7ANJM", "B0B8Z5LTZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02a8f9bcd9bbd255867064b3", "partition": "shared_train", "query": "I\u2019m preparing a folk recording session and need appropriate strings for my 12-string acoustic, eight-string mandolin, and six-string electric in Nashville tuning, plus a secure adjustable strap for playing the mandolin.", "positive_items": ["B0BPJ4Q6FJ", "B0B8LYBTXZ", "B0853X3VDC", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02ab4908646f7ee1f49e60bf", "partition": "shared_train", "query": "I\u2019m getting my Les Paul ready for a small live performance and need a protective case, secure strap hardware, an accurate guitar tuner, and a long balanced XLR connection for sending vocals to the powered sound system.", "positive_items": ["B01L3CJN56", "B092LF6RLS", "B0002D01K4", "B015HG7HMA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02acf416b19d297f90e94a38", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and livestream station and need a broadcast-quality vocal microphone, balanced audio connections, and a compact mixer with USB interfacing for my computer.", "positive_items": ["B06X9KG3HW", "B00WIRO946", "B09NW4LW2Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02b11e0ee04b2688f25ad304", "partition": "shared_train", "query": "I\u2019m getting my Telecaster ready for regular gigs and need a compatible bridge upgrade, a quick way to settle in fresh strings, reliable strap security, and protective hard-shell transport for the instrument.", "positive_items": ["B097Q9W8MW", "B003AYPHJM", "B0179A4ILK", "B0085545YO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02b83ca4a47caced72347552", "partition": "shared_train", "query": "I\u2019m starting a portable amplified ukulele setup for learning and casual playing, with a concert-size ukulele, an easy-to-install pickup, and a battery-powered mini amp for practicing anywhere.", "positive_items": ["B00F3DVVOI", "B06Y2W66F5", "B076FJ34PS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02c27178ebc3a8dce222c3da", "partition": "shared_train", "query": "I want to record a home acoustic music demo with separate studio microphones for lead vocals and an accompanying instrument, blend both sources through a low-noise mixer, and send the mix to my computer over USB.", "positive_items": ["B019JX565C", "B0919BN3QJ", "B0928H9QXC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02c3acdde409cec83d2ef950", "partition": "shared_train", "query": "I\u2019m building a compact bass pedalboard for rehearsals and gigs, with reliable tuning, neat close-spaced connections between effects, and flexible vintage-style tone shaping with EQ and direct output.", "positive_items": ["B01DK40R3M", "B01G7QXYOE", "B0822X83YJ", "B073VRMPDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02d2e67cf2fab1d618a27eea", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home guitar practice station where I can sit or stand, learn common chords at a glance, keep spare picks handy, and play for longer sessions without shoulder strain.", "positive_items": ["B0879HWHBN", "B07JMJFPCS", "B00KMFUCC4", "B01DZ6FBBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02d32b1e277188bcb84cbd5c", "partition": "shared_train", "query": "I\u2019m setting up a small desktop podcast recording station and need a compact USB mixer with phantom power, a stable adjustable microphone stand, and a wide foam windscreen for cleaner spoken audio.", "positive_items": ["B001ECQOO4", "B008O516JW", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02d6044975755a0e6db0c094", "partition": "shared_train", "query": "I\u2019m putting together a road-ready mobile bluegrass performance rig and need a compact mixer, long microphone connections, instrument leads and pedalboard patching, a tuner for banjo, mandolin, fiddle and guitar, plus a protective rack case for transport.", "positive_items": ["B06X9YBVXS", "B092LF6RLS", "B09396NY1C", "B08DZZ89Z9", "B00RVE9X06", "B015HG7F3Q", "B01DE4D4LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02dbba19fd19b4f909319d19", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar ensemble rehearsal and need replacement strings for a nylon-string instrument and a 12-string acoustic, secure strap hardware for a guitar, and padded stands to safely hold several instruments between sessions.", "positive_items": ["B07PXRXNDM", "B09M7CRWH3", "B08JMQR2JK", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02dc2fc4097ccb985bf5b2ee", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar practice setup with reliable tuning, a secure place to rest the instrument, and versatile fuzz tones with adjustable EQ and boost.", "positive_items": ["B095QBH5ZB", "B097FMTZCP", "B0C3LHZ8RC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02dcceb02060f96a6d0b5bd6", "partition": "shared_train", "query": "I\u2019m restoring and rewiring my guitar, so I need a safe work surface, supplies to polish and protect the frets and strings, vintage-style hookup wire for the electronics, and a maintenance-free way to keep the instrument\u2019s case humidity stable.", "positive_items": ["B08PDNZW18", "B0B8F6LD9F", "B0BT3B7GTY", "B08T2DMFKD", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02f04d006124404556f8a945", "partition": "shared_train", "query": "I\u2019m restoring and setting up my acoustic guitar, and need to protect the wood from drying out, improve intonation and playability with a fitted replacement saddle, and handle the necessary hardware adjustments.", "positive_items": ["B018HP18W8", "B0BXT6TM6N", "B00DKAQGTG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02f5cd08c8c5595dc5ef170b", "partition": "shared_train", "query": "I\u2019m putting together a compact live-event setup and need a small mixer for combining audio sources, short balanced connections for nearby gear, and protective carrying bags for strip lights and a pair of stands during transport and setup.", "positive_items": ["B00O5UBK5U", "B00VRPHV2M", "B09JJ784V5", "B0080HYFTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-02fb3bd08c3d83a0d1a4cbeb", "partition": "shared_train", "query": "I\u2019m putting together my first electric guitar practice setup at home and need a beginner-friendly instrument, comfortable adjustable support, a compact versatile amp, and a reliable cable to connect everything.", "positive_items": ["B000MLY7XS", "B00EM5UOE6", "B09V91H5XM", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03067a14ea3754bdccd1230e", "partition": "shared_train", "query": "I\u2019m outfitting a compact school performance rig with a low-profile stage microphone, illuminated control area, truss-mounted lighting, atmospheric fog, secure rack assembly, and a way to transport the bass drum pedal between shows.", "positive_items": ["B095JMYLPZ", "B005LTRBLG", "B0006ZRDWM", "B0075DS728", "B0BT2R7MGN", "B000EEJBHU", "B001NEKCQ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03113de93a48fcfb6c30a340", "partition": "shared_train", "query": "I\u2019m preparing for a live guitar gig and need a dependable setup for moving freely onstage, keeping the instrument secure and comfortable, and maintaining consistent picking through a full performance without frequent wear or replacement.", "positive_items": ["B072275LG6", "B00C9UMETO", "B0BR2N43GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-031518d65c4de7ff0ec3cc54", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and recording rig where I can play a digital piano with sustain, plug in guitar, route laptop stereo audio, and mix everything through a USB-equipped mixer.", "positive_items": ["B0036E8DE2", "B093YLCJVH", "B01H0PACWI", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0326c435dc1aae1fdb660d71", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar practice and recording corner with heavier strings, reliable precision picks, a removable 12th-position visual accent, and compact foam treatment to reduce room reflections.", "positive_items": ["B0992FLF8B", "B0BMYY94N3", "B07X2LN548", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-032834fdc89be6316a1254de", "partition": "shared_train", "query": "I\u2019m putting together a compact home music setup to install and tune a vintage-style Telecaster neck pickup, then record and arrange guitar parts with keyboard chords and drum patterns.", "positive_items": ["B0C6HXYY3R", "B0C62DP9WQ", "B0002D02G2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0328b3f6fa0e6d1d36a9586c", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor vocal performance and need a dynamic vocal mic with pop and wind protection, flexible and stable stand options, a balanced connection, and a compact mixer for live sound.", "positive_items": ["B01M264YIM", "B0039PPW60", "B0179C3V7K", "B08NVVLB16", "B001KJJO9S", "B006BST39E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03332e3cd86065fd66806ccf", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for a looping setup: I need reliable locking tuning hardware, bright Nashville-style strings, a way to power several effects from one adapter, and a stereo looper for recording and layering phrases.", "positive_items": ["B0BPJ4Q6FJ", "B003FXO8MK", "B004KJJ0ZS", "B0742RB7JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-033986e01c137a22a9eb53d0", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for home recording and live practice: I need reliable bass-drum control, a responsive snare setup, versatile sticks, replacement hi-hat and cymbal hardware, and a compact way to position and connect microphones.", "positive_items": ["B0B44VTPS1", "B0B962GTW6", "B09H149G4V", "B00NPAMDQ6", "B09WB1Z7Q3", "B085GKLKT1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0339fe1a1484e4f674a2a13e", "partition": "shared_train", "query": "I\u2019m recording a live acoustic guitar song demo and need a stable adjustable stand, a cable to connect the microphone to my recording setup, and easy key changes while performing.", "positive_items": ["B015JTEBN8", "B00N4ZHQ14", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-033c402dd5116ad8caf06974", "partition": "shared_train", "query": "I'm preparing my clarinet and Jupiter 600-series trumpet for rehearsals and performances, so I need proper care supplies for both instruments, a replacement bottom valve cap, and a compact light for reading music in dim venues.", "positive_items": ["B00KI211DK", "B0771QV87S", "B09G7GH2FH", "B01H2UAAN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0343a825b1ab164e3dbf9937", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar for regular practice and songwriting, so I need a gentle nylon-string setup, an easy way to change keys, and tools to restring and accurately tune it.", "positive_items": ["B0BPKH4HB2", "B0BPLFP5P6", "B08R5GM6YB", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-034438537fa15bdf9b5e7f61", "partition": "shared_train", "query": "I\u2019m putting together a bright, projecting baritone sax setup for rehearsals and gigs, and need a durable mouthpiece, moisture-resistant reeds, and a ligature that seats them evenly for a clear, responsive tone.", "positive_items": ["B07MMNHN8J", "B09CLVJ674", "B071LH1MLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-034481a82d7a9dcbca4b9b3a", "partition": "shared_train", "query": "I\u2019m building a compact drum rack and need hardware to mount a cymbal boom securely, connect it to rack tubing, and fine-tune the rack setup.", "positive_items": ["B0002FOIQ0", "B0002F76VE", "B00175RNQQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0350e5fe0459bf807ed3a997", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for a keyboard-and-vocal live rehearsal: I need to mount a microphone to my keyboard stand, run instruments and balanced audio connections, and let the performer hear their vocal and click alongside the main mix.", "positive_items": ["B0938R4V1Q", "B0179C3SQO", "B09P3ZVLV8", "B002MB44EI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03513625872463a506bbf9cc", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and electric guitars for gigs and need to replace worn tuning and string-retainer hardware, restore tremolo tension, secure the straps, and organize and transport the instruments with a multi-guitar rack and padded bags.", "positive_items": ["B079QGTFGX", "B07JVRKGL9", "B0BKR2ZM9X", "B07T8744J2", "B003AYNHGW", "B07GBRJLK8", "B08T13DP55"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-036a71e48d81c37b05beb77b", "partition": "shared_train", "query": "I\u2019m restoring a snare drum and need to refresh its underside response, replace the snare-release hardware, and properly tension everything for bright, sensitive, articulate playing.", "positive_items": ["B0BJY2H14C", "B000EENC5W", "B097SMC1NJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0378cee107a2f3194492c386", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for live rock gigs and need durable replacement heads for multiple tom sizes, a deep short tom sound, and a controlled, responsive coated snare tone.", "positive_items": ["B0BKZ1G3P3", "B0BK6S7QF4", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0383812763342f6d7206c01e", "partition": "shared_train", "query": "I\u2019m refreshing my blues guitar setup for recording, including a lower-gain preamp replacement, a thick pick for strong articulate notes, and an extra-large porcelain slide for bottleneck parts.", "positive_items": ["B00IPHIPS4", "B07YMGPV7P", "B000UMFQHA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0383da46b508810725951a66", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice station at home with comfortable hands-free playing, a secure place to keep the instrument between sessions, flexible clean and driven tones, and options for backing tracks or quiet headphone practice.", "positive_items": ["B081H694YZ", "B0BT862N4P", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-039252757030b89874729f47", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording and rehearsal corner where I can safely store several guitars, organize rack-mounted audio equipment, and connect a microphone or mixer to balanced gear for practice sessions.", "positive_items": ["B0002NRTL8", "B01M264YIM", "B0B9XP5VFW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03a61d12f8728f937de17006", "partition": "shared_train", "query": "I\u2019m preparing my six-string bass for rehearsals and small live gigs, and need a smooth flatwound replacement string, a flexible right-angle cable, isolated DI signal, dependable tempo practice, and a supply of medium picks.", "positive_items": ["B09DDXSX6R", "B09QZJ57YW", "B000B85FV0", "B0032UYJKW", "B0BCL4K9GF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03aa912b0d2be9ef46d198ab", "partition": "shared_train", "query": "I'm putting together a portable setup to record a live drum performance and need clean, surge-protected power, rugged waterproof storage for a full microphone kit, and a high-SPL kick-drum mic.", "positive_items": ["B001B1Q5C4", "B07CQQXQ4T", "B00C0WLXOI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03ac0099c5ae098ff1747675", "partition": "shared_train", "query": "I\u2019m setting up and maintaining my guitar, so I need precise tools for checking string height, neck and fret clearances, general adjustments and cleaning, plus a way to build finger strength and coordination between practice sessions.", "positive_items": ["B07KWT7XLY", "B0B8FSCM9L", "B07MVCN9XT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03b199e2eacbfe2bb64c4f7e", "partition": "shared_train", "query": "I\u2019m setting up a simple home guitar practice and jam station, with comfortable support while playing, plenty of picks, an easy-to-use amp, and safe upright storage for two guitars.", "positive_items": ["B00MD7ODNS", "B077RV29RD", "B09JMYM88H", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03bed07ad1923daf93ee759a", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic folk performance and recording session with guitar, vocals on adjustable floor stands, and hand percussion for a fuller rhythm section.", "positive_items": ["B0C4XQ496G", "B07BZVPK77", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03c7e98701c8332ac48b8b02", "partition": "shared_train", "query": "I\u2019m setting up a small live music stage and need reliable balanced connections for several microphones, a way to send guitar or keyboard into the mixer, and spare connectors for building or repairing XLR leads.", "positive_items": ["B07BPGMB26", "B0B52FBC66", "B009AARY2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03c9fb1e4cb8589789364c03", "partition": "shared_train", "query": "I\u2019m setting up a home rehearsal rig for an 88-key keyboard and electric instrument, and need padded protection for transporting the keyboard, a tall adjustable boom for a microphone, and a long cable for connecting the instrument.", "positive_items": ["B07DCVYQM2", "B017DNYX2W", "B079YM2QN3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03cd7c033ae01d446e9dbfd8", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ and vocal setup and need a protective case for my mixer, flexible microphone positioning, and a quick way to change microphones during performances.", "positive_items": ["B0002DVCQ6", "B07TD9NX9F", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03d0aebd6426ea14346ad5e1", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and recording a streamed performance at home; I need help with restringing, keeping picks handy, making a compact pedal connection, and capturing the playing clearly over USB.", "positive_items": ["B09G9DVTD3", "B08R5GM6YB", "B01K1EJQ9U", "B09G5QS1VD", "B07BYGWHZ3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03d3488993c88a8d82d40e64", "partition": "shared_train", "query": "I\u2019m setting up a versatile home jazz drum practice rig with realistic snare technique, expressive cymbal tones, quieter full-kit rehearsal, options for sticks and bamboo brushes, organized carrying space, and a convenient way to adjust hardware.", "positive_items": ["B01CTWVIY8", "B0016H8S1O", "B01MZEB3M6", "B0BKZ61YJJ", "B09T8HDBYK", "B001IHY6F4", "B07V4GG652"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03e2b97b2e49873e791e3c2e", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for bright, articulate electric-guitar parts and need a comfortable Tele-style guitar, durable precision picks, and an interface with enough inputs to capture the performance and other sources.", "positive_items": ["B09S4R18BV", "B07T47X646", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03e3d7797da80afeee6bdb73", "partition": "shared_train", "query": "I\u2019m restoring my Fender-style electric guitar and want a vintage-inspired Strat tone, smoother tuning and sustain at the nut, plus heavier-gauge strings for a comfortable, powerful setup.", "positive_items": ["B0002E1UDK", "B0BSGM6CQ9", "B071P4MJCX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-03f542ccce3b487d085d4a91", "partition": "shared_train", "query": "I\u2019m building a compact, quiet guitar pedalboard and need reliable tuning, isolated power for multiple pedals, and a boost for solos.", "positive_items": ["B015XDJB9E", "B0BPNMSDGB", "B076VWK8JV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0403258d7075bb219917f93f", "partition": "shared_train", "query": "I\u2019m setting up a small three-person vocal recording session and need a compact mixer with USB connectivity, three durable microphones, and the necessary XLR connections.", "positive_items": ["B07XW3F5H5", "B075VHF7DQ", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-040497fbde677854f56b020e", "partition": "shared_train", "query": "I\u2019m preparing a home acoustic music recording session and need fresh strings for a baritone ukulele and acoustic guitar, a dedicated 12-string setup with a capo, plus a USB microphone to capture the performances.", "positive_items": ["B071RL22PZ", "B09G9DVTD3", "B0BCHG293C", "B0BTC9YJ2W", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0405597cf419546508b751f0", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic street performance and need reliable protection for my guitar and bongos, plus an easy way to tune up and keep steady tempo during rehearsals and the show.", "positive_items": ["B075ZDCFFX", "B000AAGM0M", "B0002D01JA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0408486469f2e1022cfd0e67", "partition": "shared_train", "query": "I\u2019m refreshing a compact drum kit for regular rehearsals and small gigs, needing a durable 20-inch bass head, a responsive kick pedal, lightweight cymbal support, and a stand that can hold both a tom and cymbal.", "positive_items": ["B0046R723G", "B0014DK7E6", "B085L2M4Z3", "B00K7V7KSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-040d7e8e8ae8bfd060eb1d08", "partition": "shared_train", "query": "I\u2019m setting up a home drum practice station and need to tune the kit precisely, reduce volume for quiet playing, control unwanted bass-drum overtones, practice the kick comfortably, and keep my sticks and tuning tools handy while I play.", "positive_items": ["B0009AJ2SC", "B0002F73KI", "B09TXP3FSK", "B0BBP1L9K6", "B00IUFL39Y", "B07N2WWT61", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-040d8dfb2ed8e6c3418ef49e", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable setup for small live vocal performances and rehearsal recording, with stable short-height mic placement, flexible mixing and effects, a long XLR connection, and protective transport storage for the mixer and accessories.", "positive_items": ["B01M8N618U", "B00L9R9YVO", "B0036ECH1M", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-040e68d6888ca2ae92edf405", "partition": "shared_train", "query": "I'm putting together a compact electric-guitar setup for rehearsals and small gigs, and need a long stage cable, a short patch connection, and an amp-simulating distortion pedal for British-style tones.", "positive_items": ["B01DE4DTAG", "B0B95V41NR", "B005M0KLGQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0411197603c2f4c46299608b", "partition": "shared_train", "query": "I\u2019m restringing my nylon-string guitar for song practice and need a quick way to change strings, accurately tune it, and clamp the neck for changing keys.", "positive_items": ["B0BPLFP5P6", "B008BPI2OW", "B07CRMZQTF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04129daebee7f8a24d304565", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly electric guitar practice setup at home, with a versatile guitar and amp, a capo for changing keys while I play, and a padded stand to keep my instruments secure and organized between sessions.", "positive_items": ["B072JVYTHS", "B0BGQG84Y4", "B09JMYM88H", "B00EM5UOE6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-041acb73f925dfa287e64c8e", "partition": "shared_train", "query": "I\u2019m organizing a beginner music recital and need a simple setup for singing and playing soprano recorder, including clear vocal pickup, protection from breath and wind noise, and enough cable to reach the PA system.", "positive_items": ["B01MDU5U60", "B091MZPYBQ", "B07KKNMX2S", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-041da21d6a1a6e3ff9e2b818", "partition": "shared_train", "query": "I\u2019m refreshing my Gibson SG Standard for a versatile playing setup, adding a new protective face plate, flexible wah tones, and a clean stereo combo amp.", "positive_items": ["B0877XH63N", "B0771QC7RH", "B089336B7L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04264e17f705dd76598dc1f2", "partition": "shared_train", "query": "I\u2019m preparing a durable, responsive drum setup for recording and live rock performances, with punchy controlled kick attacks, hard-wearing yet sensitive drum response, and sticks that provide strong cymbal definition and extra power.", "positive_items": ["B00BCO4MBG", "B09S1W71K6", "B07N5KVPBK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-042c964ef1ca2a5fda4e18a1", "partition": "shared_train", "query": "I\u2019m setting up a quiet full-size electric violin rig for practicing and live electronic performances. I need a bow, a reliable instrument connection to a mixer, and hands-on Ableton Live control for layering and triggering sounds.", "positive_items": ["B00RX5HQS4", "B004508LA2", "B001T9O60Q", "B00H8BRK0M", "B0919BN3QJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-042f540e876b6207817560b2", "partition": "shared_train", "query": "I\u2019m preparing my alto saxophone for regular rehearsals and performances and need setup and care essentials: smooth cork fitting, comfortable hands-free support, and a secure ligature for consistent reed response.", "positive_items": ["B005SUTYI6", "B07Q422FS6", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04313d580c4b9bfd26f61d3b", "partition": "shared_train", "query": "I'm getting my alto sax ready for regular rehearsals and need dependable playing supplies, a comfortable way to carry it, and a lint-free method for removing moisture afterward.", "positive_items": ["B000EELFXS", "B00T3G1164", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-043752c22f53acd96737e393", "partition": "shared_train", "query": "I\u2019m setting up a compact live vocal performance and recording rig with amplified speakers, reliable speaker connections, several microphone positions, a stereo multi-mic arrangement, and support for a Shure wireless handheld, while keeping everything adjustable and easy to transport.", "positive_items": ["B00FL31EWE", "B01N9VUPVE", "B0002ZO3LU", "B0002T67K6", "B07KDSZ2TJ", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-043e3f00e8ec40e91fbc4971", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar setup and need secure strap hardware, adjustable roller tremolo parts, a cushioned neck support for bench work, and matching replacement knobs for my amp or effects controls.", "positive_items": ["B07YJXT7R6", "B00IPHSRN2", "B09FJR3QFD", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-044b658e030956fdd4298101", "partition": "shared_train", "query": "I want to create a versatile percussion practice setup for working on drum rudiments and rock or orchestral patterns, plus hard-mallet parts on bells or xylophone, with a small tunable practice surface.", "positive_items": ["B0002HU8RQ", "B09PGW1W7R", "B07SFYY1VJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-044eb2c0e4b0e0a89566dd89", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and performing with my 3/4-size acoustic guitar, including safe carrying, hands-free display, secure strap attachment, reliable tuning, and plenty of grippy picks.", "positive_items": ["B09D9BH4G2", "B018FCZKR2", "B07VWSB34H", "B0179A4ILK", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0452ec8610447ed119aa157e", "partition": "shared_train", "query": "I\u2019m restoring a solid-body electric guitar and need compatible hardware to refresh the humbucker mounting, replace the worn six-string nut, and install a wraparound bridge and tailpiece with adjustable intonation.", "positive_items": ["B09N6XQZT4", "B09Y5HS62L", "B0B1ZKBH4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0453a6b67bc6428ba44adab5", "partition": "shared_train", "query": "I\u2019m setting up a compact home songwriting studio where I can safely display several string instruments, record clear vocal demos, and perform guitar parts with a dependable strap connection.", "positive_items": ["B0C3BSXX6N", "B07MMJX9T7", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-045e9b9dbd3b638eff8571fc", "partition": "shared_train", "query": "I\u2019m putting together a comfortable saxophone practice setup: I need to fine-tune and balance reeds, reduce neck and back strain during long playing sessions, and keep my music or practice equipment securely within reach.", "positive_items": ["B07HM8PQSQ", "B016NU779W", "B07STDS5TV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0463783dd03509f3cf232767", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar and want an easy way to remove bridge pins, wind the new strings quickly, and safely clean and polish the finish.", "positive_items": ["B0146YTJOI", "B0BK5CXZBT", "B0002CZSK8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-047c72a0ff2eb140dce8b884", "partition": "shared_train", "query": "I\u2019m getting my Epiphone-style electric guitar ready for rehearsals and small gigs: I need updated bridge hardware, a safer strap attachment, a reliable amp connection, and a compact way to park the guitar on tables or amps between songs.", "positive_items": ["B07LG133MV", "B01DE4DPSC", "B097FMTZCP", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0492f50044289599720258fa", "partition": "shared_train", "query": "I\u2019m setting up an acoustic bass for amplified playing and need a comfortable adjustable strap, a secure attachment near the nut, and a removable soundhole pickup that preserves its natural tone.", "positive_items": ["B01FG8YE7K", "B004UJO41S", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04951daf59980a863c2cfb28", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice corner for my guitars and other string instruments. I need to mount them safely, amplify an unplugged instrument for practice or recording, and make routine string changes faster without scratching the tuning pegs.", "positive_items": ["B00Y9AD4HS", "B00WW6TNXK", "B0C3LKJXFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0499956ba9080b0fcaf18a9d", "partition": "shared_train", "query": "I\u2019m setting up a small community open-mic night and need a reliable vocal microphone, a long XLR connection, and passive PA speakers for clear audience sound.", "positive_items": ["B08DBDD6CM", "B08NVVLB16", "B0BXBBGTGL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04ac12991220cf5b2a70bdc1", "partition": "shared_train", "query": "I\u2019m setting up a small four-singer karaoke or live vocal session and need several dynamic microphones, foam covers to reduce breath and popping noise, plus a low-noise mixer with USB connectivity for combining the voices.", "positive_items": ["B009KXWF24", "B07C91JT14", "B07N5J3GTB", "B0919BN3QJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04b17055c1ce4d103c8ef927", "partition": "shared_train", "query": "I\u2019m preparing a drum kit for recording and live performance, and need controlled drumhead tones, durable kick-head protection for double pedals, a cymbal setup with sturdy boom support, and close microphones for the full kit.", "positive_items": ["B00UV7Q3HG", "B0B2TND26L", "B0BKZ2S4PC", "B0BKZ6M28F", "B00Z7M6LT0", "B07R53XSDZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04b29ec3f6438ea8ed77bbdf", "partition": "shared_train", "query": "I want to produce a beat-driven demo track at home, recording clean vocals into my computer while creating hands-on electronic drum parts and monitoring the whole session with reliable studio connections.", "positive_items": ["B082PD8BBZ", "B08JJZ1CH2", "B01N126D3W", "B0C3BSXX6N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04b99c170e18d6fc9b901dd4", "partition": "shared_train", "query": "I'm putting together a portable DJ setup for small parties and need a Bluetooth PA speaker, elevated tripod stands with show lighting, protective speaker coverage, and a durable bag to carry the stands between gigs.", "positive_items": ["B07HMLYF4J", "B00F0YAH7W", "B00CMRBWSI", "B08669L2VF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04d86a4abc83333402d77d6c", "partition": "shared_train", "query": "I\u2019m setting up a compact live-sound rack for a small venue and need PA processing, a measurement microphone for room EQ tuning, and a ventilated shelf for safely supporting related equipment.", "positive_items": ["B09NCS2GVC", "B0002DVCAM", "B0BMCT1N3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04ddfe6acdbc12f99729cdcd", "partition": "shared_train", "query": "I\u2019m getting my mandolin ready for regular practice and gigs, and need fresh long-lasting strings, a secure adjustable way to wear it, and picks that provide clear, strong attack.", "positive_items": ["B0B8LYBTXZ", "B07DWY44X8", "B07Y2R3Z2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04e5fb2601ec2b17593ea6bd", "partition": "shared_train", "query": "I\u2019m getting my bass ready for rehearsals and small gigs and need a dependable amp connection, a secure stand, a comfortable adjustable shoulder strap, and hardware that keeps the strap attached safely while performing.", "positive_items": ["B079TLFL33", "B06XB3FQKB", "B000EEHKVY", "B0B2ZTFJNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04f10f458793c688abfa51ef", "partition": "shared_train", "query": "I\u2019m building a guitar practice and maintenance setup for keeping my instrument clean and conditioned, quickly tightening strings, and exploring slide, thumb-pick, and finger-picking techniques with varied playing accessories.", "positive_items": ["B01LEZLRNS", "B0928FM4T3", "B07P5WDZLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04f7ad84917a8825932de9d2", "partition": "shared_train", "query": "I want to build a home podcast and voice-recording setup with clean audio capture, headphone monitoring, recording software, vibration isolation for the condenser microphone, and protection from vocal pops and wind noise.", "positive_items": ["B00C86FA0E", "B015XTFNP4", "B07317483W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04f927fb242961d0d1ae951a", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar with a white 11-hole guard for three single-coil pickups, more secure strap attachment, and a padded soft case for safe transport.", "positive_items": ["B07HGRFG5J", "B0749X9R8J", "B0BLLF6ZCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-04fa1bf73aeffcb69b448f92", "partition": "shared_train", "query": "I\u2019m putting together a vintage-style acoustic performance where I\u2019ll sing and accompany myself on guitar, so I need an adjustable hands-free microphone setup and reliable medium-gauge picks for strumming.", "positive_items": ["B01DPOXSQ0", "B00SZT4TTQ", "B07C3SG454"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0505b7a6e33b624f9814c730", "partition": "shared_train", "query": "I\u2019m recording a Zelda-themed ocarina tutorial and performance, and need a tuned ceramic instrument plus a hands-free studio mic setup with an adjustable boom and pop protection for clear narration and playing.", "positive_items": ["B0BYXQHW7Y", "B016QUXTZU", "B00F1F574S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-050a98cfa32cb0b42b2e2056", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need flexible balanced patch connections for several microphones and audio gear at different distances, plus an adjustable clip-on light for reading sheet music.", "positive_items": ["B08Z5ZQB7F", "B08VHZ4FFW", "B08Z5XSKP8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-050b2e1a0ad25d1133def57f", "partition": "shared_train", "query": "I\u2019m setting up a compact two-microphone rehearsal and recording space, so I need adjustable floor stands, long balanced connections for the mics, and a short balanced link to my audio equipment.", "positive_items": ["B00NPAMDQ6", "B0C4XQ496G", "B01M5CXH65"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-051046b54bdb90547703a3d2", "partition": "shared_train", "query": "I\u2019m setting up a repair and transport project for my fretted instruments: I need to finish fret ends on a larger guitar or bass, replace a standard 1/4-inch input jack, upgrade a vintage Fender-style six-in-line headstock, and protect a right- or left-handed P/J bass in a durable case.", "positive_items": ["B079SYCBJ4", "B00BJL8QW8", "B0049BMPFO", "B08R987JD1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-051a8317a52b5eb45d4278fe", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard and audio control station for small live performances, with a secure rolling rack for my equipment, accessible storage for accessories, and a comfortable adjustable seat for operating everything.", "positive_items": ["B00187UPT0", "B001NYO3K0", "B07BXY6GSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0520c77227239f4e988bb265", "partition": "shared_train", "query": "I\u2019m restoring an older 1957-style Precision Bass and want period-correct chrome covers for the bridge and pickup, along with a gold anodized one-ply pickguard that fits the 10-hole mounting pattern.", "positive_items": ["B0711PVP6L", "B071RYWF1X", "B06XGVNTR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-053a82d3138dbfed84d01953", "partition": "shared_train", "query": "I\u2019m putting together a reliable bass setup for rehearsals and small recordings, with fresh long-scale strings, secure strap attachment, a transparent cable, added harmonic presence, and clean routing through a compact mixer and stereo direct box.", "positive_items": ["B00162VW5S", "B0769VKBTZ", "B07PTYKHM7", "B0002GIRM0", "B07F3TDWSW", "B0817D9XBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-053e84a2286ea0511b3304f2", "partition": "shared_train", "query": "I\u2019m putting together a compact bass practice setup with secure storage, quick tuning, an edge-mounted stand, and compression for a cleaner amplified sound.", "positive_items": ["B007T8CUNG", "B097FMTZCP", "B079SYCBJ4", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05517b6d8886e283309fbbee", "partition": "shared_train", "query": "I\u2019m putting together a compact gigging drum setup and need a bright accent sound, easy access to my playing tools, and protective backpack-style transport for my cymbals.", "positive_items": ["B07QBCY3DS", "B09V546NP7", "B01GMLOKD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-056c504b1866015f5d91c4a1", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a slide-guitar performance and need a safe way to clean and polish the finish, remove light scratches, detail the strings and fretboard, secure the strap, and add a warm-toned glass slide for playing.", "positive_items": ["B074KRRZCH", "B0BGCMQWPF", "B09FPD2F48", "B000UJHV4Y", "B09ZTG811N", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0570e6619dbea82a4939d8fc", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit for hard-hitting rock and versatile studio rehearsals: I need a bright, cutting snare, a durable small rack-tom head, reliable two-surface bass-drum control, and sticks that stay comfortable through long sets.", "positive_items": ["B09B4PKHWR", "B008MD2DZ2", "B09F9B8DV9", "B084RPXXBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0573c3e60b031cea3a3d597e", "partition": "shared_train", "query": "I\u2019m building a hands-on electronic music setup where I can assemble a portable synth module, explore semi-modular analog sequencing, connect multiple MIDI devices to my computer, and add chorus, delay, and reverb effects.", "positive_items": ["B07XH591BH", "B00BFN58WQ", "B0BY2K2T8T", "B0038BBOMG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05759306ae46109396bc1176", "partition": "shared_train", "query": "I\u2019m setting up a DJ dance party with Serato mixing, hands-free microphone announcements, and colorful paper confetti effects, so I need gear for controlling multiple decks, supporting the mic, and refilling the launcher.", "positive_items": ["B0BXF5ZQTL", "B00M85GCTI", "B00QRCR33C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05822bc011014da2fe9acfdb", "partition": "shared_train", "query": "I'm getting ready for a small live gig and need a practical setup for guitar and bass: reliable tuning, quick key changes, comfortable support for the heavier instrument, and a long connection to the amp.", "positive_items": ["B0B8LZKBN7", "B00646MZHK", "B0C5PRQ9K6", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-058a4f7e5925ab04670e512b", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor community event and need a portable sound setup with enough power for announcements and music, elevated speakers for better coverage, and an easy way to carry the stands together.", "positive_items": ["B00I35Z8DI", "B01K2WLXAG", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05965c4d3961c1c01b2d8eca", "partition": "shared_train", "query": "I\u2019m setting up a compact studio calibration station and need mobile equipment storage, an adjustable boom for precise microphone placement, and a flat-response measurement microphone.", "positive_items": ["B001GKY6D0", "B073RPK1Z9", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-059c81b51e22f95fbfc4c898", "partition": "shared_train", "query": "I\u2019m refreshing my compact nylon-string acoustic setup for casual performances and practice, and need replacement strings, comfortable picking options, and a quick-release strap system for playing hands-free.", "positive_items": ["B0002D0CEO", "B07XP6MHQT", "B008ERVPA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05a0f6782feea040e99bcf7d", "partition": "shared_train", "query": "I'm putting together a portable guitar setup for practicing and writing songs, with comfortable shoulder support, organized pick storage, and a compact amp with rhythms and effects that I can power away from home.", "positive_items": ["B0BRQ5VM74", "B09V4JQTN4", "B08T9Z7GTW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05a72becd8117f44d2638653", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record guitar-based songs with vocals and acoustic instruments, shape electric-guitar tones, transpose parts easily, repair my instrument\u2019s loose output connection, connect it to the effects and recording setup, and safely store the guitars between sessions.", "positive_items": ["B00H4PEMM6", "B07PPHHG34", "B015XTFNP4", "B0002GJI3C", "B0B8Z6YPWN", "B001R2LQWQ", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05b78336a0fde0a380326fcf", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio for recording several microphones and instruments, layering live vocal and instrument loops, and adding computer-controlled keyboard parts. I need multichannel recording, hands-on looping, and a small MIDI keyboard for songwriting and rehearsals.", "positive_items": ["B09NW1V1Z9", "B00X7DD6GW", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05b98d9cc5bc1947398e7299", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and small outdoor performance kit that lets me keep the instrument clean, amplify it for playing, and protect it from dust, moisture, and sun between sessions.", "positive_items": ["B07FW17FD2", "B06Y2W66F5", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05bafe64e27de27b0262dc98", "partition": "shared_train", "query": "I\u2019m restoring my 3x3-headstock electric guitar and need smoother, more stable tuning, a vintage-style humbucker for the bridge, and a reliable three-way pickup selector with compatible installation hardware.", "positive_items": ["B0002PZFSA", "B00LYFFW9O", "B0007ORM0K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05bd56b52fb03d4895a0215c", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for a punchy rock setup and need replacement heads that give the bass drum a short, controlled thump, toms a warm fat sound, plus the right tools to swap and tune everything.", "positive_items": ["B01DGSIYA0", "B0B9HNVSF9", "B01N4S8BBJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05c38ef39f774cbb67390306", "partition": "shared_train", "query": "I\u2019m building a versatile percussion practice setup for working on concert repertoire with realistic snare-style rebound, while also developing jazz and fusion techniques that use flexible brushes.", "positive_items": ["B077T5XPR7", "B0BKZ61YJJ", "B0002F78SU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05c3e3c41b363496c0b67e65", "partition": "shared_train", "query": "I\u2019m refurbishing a guitar and want a coordinated hardware upgrade: replace the worn nut, reduce string friction for better tuning stability, install precise geared machine heads, and add an adjustable-height stop tailpiece. Please help me find compatible parts.", "positive_items": ["B00EB121KG", "B07KYX3S8X", "B00WW0JR9Q", "B00EB11QVG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05d4622cf1ef83798bea7fb6", "partition": "shared_train", "query": "I\u2019m putting together a quiet, adjustable hybrid drum practice setup for realistic playing, with comfortable stick work, reliable hi-hat control, easy tuning, and responsive mesh triggering.", "positive_items": ["B000JBY182", "B01MYMTUYL", "B00Y4TY3JM", "B08YNC2D3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05db4bc5e551e0cdee916649", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster for regular gigs and need a replacement selector switch tip, durable medium-heavy picks for a bright attack, and secure strap hardware to prevent drops.", "positive_items": ["B07S82LVW1", "B0006ZNAZ6", "B0C3H7SNPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05df034ccd37ead80a39afbd", "partition": "shared_train", "query": "I\u2019m preparing for clarinet rehearsals and performances and need a practical setup for protecting and carrying my instrument, keeping it accurately tuned, and placing it securely nearby during breaks.", "positive_items": ["B09TQ5K47S", "B0BRG2R3JP", "B003ZSH764"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05e5e64dcc86175d7647f39a", "partition": "shared_train", "query": "I\u2019m setting up audio for a small live presentation and need a comfortable head-worn microphone compatible with a Shure wireless transmitter, plus flexible shielded XLR leads in both long and shorter lengths to connect the system to the PA.", "positive_items": ["B00PQTVNYM", "B00O5ELFU6", "B00O5EL7S6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05f901fcab4515fa0acf391d", "partition": "shared_train", "query": "I\u2019m refurbishing a small batch of electric guitars and need neck-adjustment hardware for multiple builds, replacement humbucker mounting rings for one instrument, and a four-piece set of control knobs, without requiring the hardware to match cosmetically.", "positive_items": ["B07PJCH3MH", "B07F59MTVD", "B09MQGL896"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-05fb4d1ac58c841183aa84f6", "partition": "shared_train", "query": "I\u2019m restoring an older Les Paul-style electric guitar and need hardware for a full refresh: replacement tuning machines, a warmer higher-output humbucker upgrade, and an all-in-one tool to install and restring everything.", "positive_items": ["B009A5JA98", "B009AQZM30", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0604d442dacb667b40a7ada6", "partition": "shared_train", "query": "I\u2019m setting up a home guitar pedalboard and recording rig, and need reliable long connections for my instrument and amp, short color-coded leads between effects pedals, plus an affordable USB interface to record the analog signal on my computer.", "positive_items": ["B0023BYDHK", "B01DE4DVO0", "B005T800V2", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0605d3db4dde8c13acfbcae1", "partition": "shared_train", "query": "I\u2019m preparing a studio session with acoustic and electric guitar parts, including a bright Nashville-style doubled track, so I need fresh strings for both instruments and durable picks for recording.", "positive_items": ["B006XY718G", "B09X8TQNNQ", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0617c0f27bde1430e6094965", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice rig at home and need comfortable hands-free support, reliable beat counting, and a compact amp with clean and overdriven tones, music playback input, and headphone practice.", "positive_items": ["B0BT862N4P", "B074WXM13T", "B00X7DCM4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-061f349717a73b1a17b38fef", "partition": "shared_train", "query": "I\u2019m putting together a practical guitar setup for rehearsals and small gigs: I want to try different pick gauges, keep my favorites within easy reach, secure my strap safely, and have a compact stand to protect and hold the instrument between sessions.", "positive_items": ["B0BXT384GR", "B01IY194WG", "B00H35YIJE", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-063207e0298f18036bd7cae9", "partition": "shared_train", "query": "I\u2019m setting up a home recording space for vocal and acoustic instrument demos and need a sensitive studio microphone, a stable floor stand, and an adjustable side boom for precise positioning.", "positive_items": ["B0C3BSXX6N", "B0179C3V7K", "B0002E5518"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06343108c9b1d5325dadcf7a", "partition": "shared_train", "query": "I\u2019m planning a full refresh for my acoustic and electric guitars: replacing their strings with suitable bright acoustic and warm electric sets, then cleaning, conditioning, polishing, and protecting the instruments during setup.", "positive_items": ["B09G5KLKX2", "B07N5MJDBF", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-063776b999d86602375bc81f", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly acoustic guitar practice space at home and need a dependable dreadnought instrument, a way to change keys quickly while playing, and secure wall storage that won\u2019t damage the guitar\u2019s finish.", "positive_items": ["B071RLH95D", "B07BSZNKTM", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-063bf9e6acb0b782400f8953", "partition": "shared_train", "query": "I\u2019m putting together a compact home setup to restring and perform my 12-string acoustic, use capo changes, protect recorded vocals from plosives, power a condenser microphone, and layer software instruments with a small USB keyboard.", "positive_items": ["B08FDBCYHL", "B08R5GM6YB", "B0BTC9YJ2W", "B07GSJNMBQ", "B016QUXTZU", "B071FD5X4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0646d7dbb0c1ea4de25b05dd", "partition": "shared_train", "query": "I\u2019m setting up a small home recording rig for mixing and monitoring several line-level sources, with flexible signal routing, an XLR connection workaround, and closed-back headphones for private studio listening.", "positive_items": ["B0002E57D4", "B0C5LYJXLR", "B07H5HM6F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-064b6ae957ae09add8aad06c", "partition": "shared_train", "query": "I\u2019m putting together a compact blues-rock jam setup for electric guitar and harmonica, with gritty tube-style drive, swirling modulation, flexible tone shaping, and harmonicas in several keys for switching between songs.", "positive_items": ["B07KDYCQNC", "B007T8KI6M", "B000KIPTE4", "B07MQK9168"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0650946dd64d9e5f212db2ad", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for songwriting practice and need fresh strings, a reliable way to keep the instrument precisely tuned, and something to mark chord shapes as I develop new songs.", "positive_items": ["B00646MZHK", "B00N6MCWFU", "B0B571K5HL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0653e51915bd7540d4471ce1", "partition": "shared_train", "query": "I\u2019m wiring a small live-recording setup and need rugged, clearly labeled multichannel audio snakes to carry microphone feeds from the stage, connect XLR inputs to TRS equipment, and patch additional balanced line channels between my mixer, interface, and amps.", "positive_items": ["B007CUIKEO", "B098PJDQTG", "B098PKQT88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-065ad68f8606b23d0e7d244f", "partition": "shared_train", "query": "I\u2019m preparing my electric bass setup for rehearsals and small gigs, and need lightweight padded protection for the instrument, a more secure way to attach its strap, and organized storage for cables and sound accessories.", "positive_items": ["B00NFZAINQ", "B001GH2LQM", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-065d9666ca5cbaede6e134c0", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar practice setup for home, with a way to connect my instrument, practice quietly through headphones, and keep it accurately tuned.", "positive_items": ["B0008JGXL8", "B0BHSG5C3G", "B00VSYN25M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-066499c08fe2c9d31b38fea7", "partition": "shared_train", "query": "I\u2019m building and setting up a full-size violin from scratch, including fitting a carved maple neck, shaping and fitting the tuning pegs, and installing or adjusting the bridge without removing string tension.", "positive_items": ["B01AZFC8LI", "B085DMRVW2", "B075Q64BXR", "B000EEHL7W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06686a0a1de49f14831a76ad", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small live singing performance and need dependable vocal audio connections, fretboard care to remove grime, and secure strap hardware so I can play safely onstage.", "positive_items": ["B00LIW74US", "B0BYXVCSGG", "B093YKLWVN", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0672abeaec50b318d2ce8ea2", "partition": "shared_train", "query": "I\u2019m refreshing and organizing my home guitar practice and recording corner, with reliable tuning, bright replacement strings, simple audio mixing for rehearsals, and safe wall-mounted storage for several instruments.", "positive_items": ["B0B31RCL2G", "B07R3S93K8", "B0BHSG5C3G", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0681cf9be2e9600c3267ed08", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice station at home and need a comfortable instrument, versatile tones for learning different styles, picks for playing, and a secure stand to keep everything organized between sessions.", "positive_items": ["B0919HNQWN", "B0BT84L82P", "B0BKZ3GCGR", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0682f785ac77a43116a6a190", "partition": "shared_train", "query": "I\u2019m organizing a small karaoke and live-vocal night and need a reliable close-up stage microphone, a second simple mic for audience singers, and a long low-visibility cable to connect the main mic.", "positive_items": ["B0BLM3QHRL", "B09PH4DV67", "B0BK6PMJD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-068ffdb88e60a0da6b528f48", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice and gig setup: fresh acoustic strings, a secure strap for playing standing up, and a small high-gain amp head for my electric guitar.", "positive_items": ["B015G2AFTW", "B09BS25NJM", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06a1b50b2ae9da5802c35796", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar and baritone ukulele for a small acoustic music workshop, so I need suitable replacement strings for both instruments and an accurate clip-on tuner to keep them in tune.", "positive_items": ["B00646MZHK", "B07BHJH2Y8", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06aafc030b27732f827ba45f", "partition": "shared_train", "query": "I\u2019m upgrading my four-string P/J bass for a punchier high-output tone and a flashy new look, with refreshed controls and picks for setup and test playing.", "positive_items": ["B0002GX7XY", "B06XTFM9RM", "B0713R6CY5", "B009DAHPLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06c6f9d2f2d31ee4039c98c5", "partition": "shared_train", "query": "I\u2019m setting up a small guitar performance rig and need safe storage for two instruments, lightweight protection for transporting a classical-style acoustic, and short low-profile connections for arranging effects pedals neatly on a board.", "positive_items": ["B0BLLKKFR8", "B09JMYM88H", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06cd6d9a5bf87e9b5bcf2c5f", "partition": "shared_train", "query": "I\u2019m restoring my thin-body classical guitar and need to refresh its nylon strings, smooth and crown the frets, then store it safely in a humidified protective case.", "positive_items": ["B0064BI6RS", "B07WF6MW7N", "B07Q5GCY4M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06d745517092904673bd6caf", "partition": "shared_train", "query": "I\u2019m restoring an older steel-string acoustic guitar and need durable replacement strings, reliable new tuning hardware for stable pitch, and comfortable, grippy picks for practicing and performing after the repair.", "positive_items": ["B0064RGHWI", "B009AQZM30", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06df0f95cdf01c851f5becff", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and need heavier-gauge strings, a dependable lead to connect the guitar to my amp, and a compact right-angle connection for my pedalboard.", "positive_items": ["B01DE4DPSC", "B0BSGM6CQ9", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06e2a7e6f9d7352cd513c2b2", "partition": "shared_train", "query": "I\u2019m wiring a compact rehearsal rig with color-coded balanced connections for the mixer and reliable long runs from electric guitars to amps and pedals.", "positive_items": ["B0C38LLMXG", "B0938K3TQ8", "B0938M9LX7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06eba10869d41b257a9f2d35", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for studio doubling and live playing, and want bright high-string tuning, removable fretboard decoration, plus secure strap and cable attachments without modifying the instrument.", "positive_items": ["B0BPJ4Q6FJ", "B08BNN8VDT", "B076ZSHQ47"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06f7db0060bd252019fb6243", "partition": "shared_train", "query": "I\u2019m putting together a portable ukulele setup for casual performances and travel, with a fun soprano instrument, hands-free support between songs, and amplification that can work untethered or from an outlet.", "positive_items": ["B001LU1UCK", "B07FDQ9P1J", "B003QTM9O2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06f7dc492e2abde2a1c5a5ac", "partition": "shared_train", "query": "I\u2019m preparing a small live band set and need fresh strings for acoustic guitar and bass, a reliable vocal mic, and clean instrument connections to the PA system.", "positive_items": ["B000VTBP5O", "B07N4365G6", "B08NVVLB16", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06faf1b44536d6df3cbf45ad", "partition": "shared_train", "query": "I\u2019m setting up a small home recording and livestream station and need reliable connections for a microphone, stereo laptop playback, and monitoring, plus replacement ear cushions to restore my studio headphones for comfortable editing and mixing.", "positive_items": ["B00B9BOHVW", "B0BM71QK8M", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-06ff3448bc9d9716b7f51130", "partition": "shared_train", "query": "I\u2019m setting up a simple trumpet practice station with a secure stand and short audio connections for routing a microphone into my existing equipment, without needing a mixer or recorder.", "positive_items": ["B0B2F781MF", "B0050DDKYU", "B00LOA9KJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0704447ee579126df7b16f96", "partition": "shared_train", "query": "I\u2019m setting up a home podcast recording station and need a professional condenser microphone, adjustable desk-mounted positioning, and reliable long XLR connections for flexible voice recording.", "positive_items": ["B013TL4YQW", "B0CDXH6F3L", "B075Z5Q488"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-070680deb8702cf0659bc285", "partition": "shared_train", "query": "I\u2019m upgrading my Fender Stratocaster for rock gigs and want hotter single-coil tone, more stable tuning, refreshed tremolo hardware, matching gold accents, a comfortable adjustable strap, and a powerful versatile combo amp for rehearsals and small-stage performances.", "positive_items": ["B003AYJVIA", "B000LPSODY", "B003BFYAC0", "B09WCL5QKV", "B0BT84L827", "B0BR2G8WYG", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-070b7691c9bfe9ddcac0ae86", "partition": "shared_train", "query": "I\u2019m putting together a portable drum practice setup for rehearsing arranged songs, with fast accent sounds, double-kick control, and an adjustable stand to keep my sheet music visible.", "positive_items": ["B08MKWV34N", "B0BNVLMYY1", "B0BX8J1P8C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-070ff03b7fb82c475a572a0b", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need compatible hardware to finish the humbucker installation, replace the control knobs, and make it comfortable to wear during rehearsals and performances.", "positive_items": ["B001IZA5W4", "B086HC5PZL", "B08178GMTF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0710182f3790b8e904147963", "partition": "shared_train", "query": "I\u2019m setting up a guitar-care and practice kit with stable neck support for maintenance, string cleaner and lubricant refills, and comfortable thumb picks for playing afterward.", "positive_items": ["B08PDNZW18", "B00TV90MT0", "B01LB3T4DI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07142680fab197f73ea6e74d", "partition": "shared_train", "query": "I\u2019m preparing for a small live music set and need a portable setup for my keyboard or mixer, a cable to connect my electric guitar, protection for a handheld vocal mic, and a carrying bag for the guitar.", "positive_items": ["B091MZPYBQ", "B00VSYN25M", "B004BIUCN2", "B00KMA0R38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07244f1c22490bf170d50d63", "partition": "shared_train", "query": "I\u2019m tuning up my six-string acoustic guitar and need to restring it, upgrade the bridge hardware for a brighter, more sustained tone, and keep it securely supported while I work.", "positive_items": ["B06XH7487S", "B097FMTZCP", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-072aaa62fe3a6963df5e3842", "partition": "shared_train", "query": "I\u2019m gearing up for longer electric guitar practice sessions and need a comfortable adjustable shoulder setup with extra cushioning, plus durable picks that offer a secure grip and precise, sharp picking response.", "positive_items": ["B0002D0CL2", "B09V91H5XM", "B0BRQ3FT7P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-074bc8706b48fec38ca92774", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and building a compact home practice setup, so I need reliable tuning hardware, a comfortable adjustable strap, a replacement guitar speaker, and a stable stand that tilts my small amp toward me.", "positive_items": ["B000BBF1VQ", "B0075DO5K6", "B07BHM7RKB", "B09VSJD5GP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-075a85bf7d64cdb72331169c", "partition": "shared_train", "query": "I\u2019m setting up a compact home session to record and monitor expressive slide-guitar parts, with a smooth glass slide, precise non-slip picks, and a USB interface with stereo speakers for clear playback.", "positive_items": ["B01DNC1EEW", "B09RTZ26KV", "B09SH9C3S1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07635efb7ef9afa875f11cbd", "partition": "shared_train", "query": "I want to set up a portable home recording station for composing and performing keyboard songs, with a full-range workstation, sturdy adjustable support, and vibration isolation for a studio condenser microphone.", "positive_items": ["B0749R51B1", "B00TUY4WV0", "B00KMA0R38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0763cb4deb98aaed239d8a9f", "partition": "shared_train", "query": "I\u2019m setting up a focused violin practice routine in my apartment and need a way to reduce volume, tune accurately despite room noise, and keep steady tempo while I work through exercises.", "positive_items": ["B0007M424G", "B07M81HC4C", "B000AAGM0M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-076ca5394f92192e4a0f157c", "partition": "shared_train", "query": "I\u2019m setting up a kid-friendly guitar practice and performance space: clean and protect the strings, stabilize a compatible Fender tremolo arm, safely secure the strap, keep picks nearby, and wall-hang several string instruments with a personalized adjustable strap.", "positive_items": ["B00INCGKSI", "B0BR2G8WYG", "B01K1EJQ9U", "B096K2LZKH", "B07MMJX9T7", "B07M6H5RM9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-077702af7e99622a81208a78", "partition": "shared_train", "query": "I\u2019m starting regular acoustic-electric guitar practice and need a Hummingbird guitar, a protective dreadnought case for transport, and a comfortable strap for longer playing sessions.", "positive_items": ["B01FX69CHW", "B0002D01JA", "B06XSLKJGF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-077ff7e14bdc0131d8ff85da", "partition": "shared_train", "query": "I\u2019m putting together a compact drum-and-vocal setup for rehearsals and small gigs, with dependable kick and hi-hat control, a portable adjustable mic position, and a reliable XLR connection for vocals or amplified instruments.", "positive_items": ["B01N8RYSWA", "B0925F8LPD", "B0BQ4HSKC9", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0783a568151652ce731256d6", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic-instrument rehearsal corner and need organized storage for several guitars, a simple way to amplify a guitar or other string instrument, and reliable balanced connections to my mixer or amplifier.", "positive_items": ["B00WW6TNXK", "B0939BV175", "B002SPRDGO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0787604a3268aac36113c3b7", "partition": "shared_train", "query": "I\u2019m producing a short outdoor documentary and need clean directional dialogue plus immersive stereo ambience, with reliable balanced connections for recording both microphones into my audio setup.", "positive_items": ["B0002DUVZY", "B0BN3427H3", "B01BLE4SU6", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0793acb66125559f1a8f94a0", "partition": "shared_train", "query": "I\u2019m putting together a lo-fi retro electronic vocal performance and want a vintage-style microphone, an analog synth for cosmic delayed sounds, and compact 1/4-inch connectors to link the effects setup neatly.", "positive_items": ["B09PBL98Q4", "B00S9WSNWS", "B015HG7ZR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0799412890a5a8e7552a19e3", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home piano practice station and need a full-size weighted keyboard with realistic sound, a sturdy adjustable stand, and a padded height-adjustable seat for learning and rehearsing.", "positive_items": ["B072JT59TD", "B00I9BXYZA", "B06XF6NF5Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07a03d066eb20350eae2ca25", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and electric guitars for a home recording session and need body and fretboard care, mellow low-tension strings for a 12-string fingerstyle part, and bright, light-gauge strings for a cutting electric lead.", "positive_items": ["B0928FM4T3", "B079T9KWGQ", "B09GWVFHR5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07a4a41d475868255ac05d65", "partition": "shared_train", "query": "I\u2019m putting together a brighter-playing tuba or sousaphone setup and need a suitable mouthpiece, an easy way to clean it after rehearsals, and protective storage for transport.", "positive_items": ["B09CG3HW1P", "B000T06GKO", "B002Q0WU3W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07a868bb5ec3807e02c2dd8e", "partition": "shared_train", "query": "I\u2019m repairing and upgrading my electric guitar, shaping a warm range of clean-to-gritty tones, and recording the finished playing in stereo and multitrack for a demo.", "positive_items": ["B08T2MW1S1", "B07JKR9PJ1", "B078PG7NBY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07ac370686df91894c122417", "partition": "shared_train", "query": "I\u2019m restoring an older Precision-style bass and need replacement hardware for guiding the strings cleanly, upgrading the control feel and appearance, and securely fastening the neck to the body. Please suggest compatible parts for a practical home refurbishment.", "positive_items": ["B081M823PF", "B01LMDLNAY", "B07FSD5HRB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07bcb3bc3ec9c30a9d088dc2", "partition": "shared_train", "query": "I\u2019m setting up a personalized guitar practice corner with secure wall display, custom picks, and an easy-to-reach spot to keep them organized.", "positive_items": ["B0993T1RH4", "B01K1EJQ9U", "B07Z4QZG2L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07d5253dd1ad761878aa5b58", "partition": "shared_train", "query": "I'm preparing my acoustic guitar for regular practice and small gigs, and need fresh strings, comfortable picking, quick capo-assisted tuning, accurate pitch checks, and a secure portable place to park it.", "positive_items": ["B00IFOTSJW", "B00H4PEMM6", "B09RJZSQML", "B0002D0CAI", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07e9507add027e9eb1578028", "partition": "shared_train", "query": "I\u2019m putting together a portable drum-and-amp setup for rehearsals and small gigs, with several adjustable boom positions, a low stand for kick drum or amp miking, balanced XLR connections, and a non-slip floor mat for easy transport.", "positive_items": ["B01MAYL1J3", "B06X9KG3HW", "B01LX96P3A", "B00LOAAME4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07ea27fe550767705f6adf86", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for recording dreamy, layered parts, with gritty overdrive, lush modulation, and octave-based reverb sounds that can cover both rhythmic textures and atmospheric leads.", "positive_items": ["B0BSC5K9W3", "B078GHVDX4", "B0BCHXKV6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07f423706bb5a59bb72a6109", "partition": "shared_train", "query": "I\u2019m recording clear spoken-word vocals and need a setup that captures the microphone cleanly, connects it for production, and reduces plosive popping during takes.", "positive_items": ["B019JX54JK", "B015XTFNP4", "B0753X8MDJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-07fea9de08269e9df6714869", "partition": "shared_train", "query": "I\u2019m building a versatile electric guitar pedalboard for blues and rock, with smoother dynamics, several distinct levels of grit, a way to push solos forward, and adjustable rhythmic tremolo for live playing and recording.", "positive_items": ["B00WT7KPCK", "B00MY98PUC", "B00OBWXTLA", "B008TNAHXU", "B0032WBK5M", "B010ODIRR0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08039cf05dfaee514686c0be", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station and need an easy way to capture vocals into my computer, monitor them privately, position microphones securely, and reduce breath and popping sounds while recording and editing tracks.", "positive_items": ["B004LLV04E", "B0C4XQ496G", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-081c363dcaeb675aeb0ecd0f", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar performance and need an easy hands-free way to transport my instrument, secure stands for the guitars between songs, and a reliable clip-on tuner that\u2019s readable on a dim stage.", "positive_items": ["B0B8P1YW7L", "B08T13DP55", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-081e932d027e53fd9b162119", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor community talent show and need an easy setup for two presenters or performers, with hands-free wireless microphones, loud stereo sound for the audience, mixer connectivity, and reliable cables between the audio equipment.", "positive_items": ["B07BKT59W3", "B00K3SNRP4", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-082050139496f2e4a58f782d", "partition": "shared_train", "query": "I\u2019m setting up a small band rehearsal and demo recording session needing clear vocal capture, close-miking for guitar cabinets or drums, both tall and compact weighted microphone positioning, connection accessories, and padded storage for the microphones, cables, and clips without assuming the stands fit in the bag.", "positive_items": ["B007V5J6SE", "B00A9I706U", "B001I2GY1I", "B0BZ5QTMKT", "B073WND433"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-082939fdd1e379cfe05610c4", "partition": "shared_train", "query": "I\u2019m setting up a practical guitar practice station and want to experiment with different pick gauges and materials, keep my preferred picks attached to the guitar, and tune quickly and accurately before practicing or playing.", "positive_items": ["B08BJGBHN7", "B01K1EJQ9U", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-082e23f1436cca2c14f32069", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and recording rig for vocals and instruments, with USB mixing and effects, a long balanced connection, and powered low-frequency monitoring for a fuller mix.", "positive_items": ["B0036ECH1M", "B092LF6RLS", "B00ZR77FVI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-082f9bfadbd5086e8a84cd7d", "partition": "shared_train", "query": "I\u2019m setting up a compact beginner music practice and recording station where I can learn ukulele songs, keep lyrics visible on my phone, and add simple drum accompaniment with comfortable sticks. I need portable, easy-to-use gear for home practice and filming lessons.", "positive_items": ["B01N97JSTH", "B09TXP3FSK", "B073J6H78D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0833c444fe563cc535c7128e", "partition": "shared_train", "query": "I\u2019m starting beginner ukulele lessons and need a comfortable concert-size instrument, a padded case for transporting it, and a secure strap setup for practicing and performing hands-free.", "positive_items": ["B079P7ZTQJ", "B07DB29J28", "B07TNFCS66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08432242797780484daa2ebb", "partition": "shared_train", "query": "I\u2019m preparing a small live folk-rock set and need a practical setup for refreshing my acoustic and bass guitars, adding slide parts, connecting a MIDI instrument, and routing vocals and instruments cleanly into a PA through a stable microphone setup.", "positive_items": ["B01DNC1EEW", "B07D5W5X3Z", "B00SVRLPYY", "B07MJJ281Z", "B007MY5BDI", "B06X9KG3HW", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08446be9a4b0a225acc5a18f", "partition": "shared_train", "query": "I\u2019m starting bass lessons and need an easy-playing short-scale electric bass, a comfortable strap with pick storage, and a protective, rain-resistant bag for carrying everything safely.", "positive_items": ["B07D4SR8GZ", "B00N5TH2H2", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-084e32850590ef7b7577746e", "partition": "shared_train", "query": "I\u2019m setting up a small Latin percussion performance for a dance party and need a compact timbale setup with contrasting auxiliary percussion, reliable sticks, close-miking for recording, closed-back monitoring, and a rotating reflective centerpiece for the stage atmosphere.", "positive_items": ["B09J224SZ6", "B0002F527E", "B07QGPYXG6", "B08P4W7NFP", "B07H5HM6F6", "B09L5QDZR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0855477847983c59361c1fb3", "partition": "shared_train", "query": "I\u2019m setting up and testing a drum kit in a dim rehearsal space and need reliable sticks, a compatible rack clamp for mounting a tom, and a durable work light to see the assembly clearly.", "positive_items": ["B00IMNCGFE", "B0B9JZP4BQ", "B01EQGHWCW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-085fc171430672ecdae1fd69", "partition": "shared_train", "query": "I\u2019m upgrading my 7-string electric guitar for a heavier, clearer sound and need the right high-output pickup, matching strings, and a stable neck support for the installation.", "positive_items": ["B00NOT94O2", "B09G5XH5YD", "B06XJ11QX5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0870952e7c3f9c853d86fb7b", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar for faster practice and recording, with long-lasting strings, sturdy picks for precise aggressive playing, and a convenient way to keep picks within reach.", "positive_items": ["B00JL5I61A", "B0002CZTIO", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-087403c354a86a66a3ea0dfc", "partition": "shared_train", "query": "I\u2019m recording a heavy electric guitar track and want to set up one guitar for standard playing and another for Nashville tuning to layer bright, doubled parts, with durable strings for bends and a reliable pick for tight riffing.", "positive_items": ["B07S82LVW1", "B0BPJ4Q6FJ", "B0BT31XYVD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0892f9f05c34382e15dd2698", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a small live gig and need fresh long-lasting strings, silent instrument changes, reliable tuning, and switchable classic British-stack and smooth overdrive tones.", "positive_items": ["B075MPFFRV", "B0B2T1LF1L", "B0BJY2MYD1", "B01447KMAC", "B01447K35G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0899ed485ac651e3cec9af70", "partition": "shared_train", "query": "I\u2019m building a compact electronic percussion setup around a KAT multipad and need a sturdy mounting stand, realistic open/closed hi-hat control, and a pedal-driven kick trigger for bass drum sounds.", "positive_items": ["B0CBSSMNWT", "B00T8L1LBE", "B00IN2WHGM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-089c0b2226c3c92b640528e3", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster with a new scratch plate, replacement nut, and rewired single-coil electronics. I need reliable hardware and polarity testing for the pickup installation, plus a flexible way to power my effects and test the finished guitar with different picks.", "positive_items": ["B079T26PWL", "B08PBNXZYP", "B07WMQS2MW", "B07SNSGBPG", "B071RLFGBD", "B002NLHI22", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08a2277159dd7ba7276d3375", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar and 12-string acoustic for an upcoming home recording session. I need warm, light-tension nylon strings for the classical, extra-light phosphor bronze strings for the 12-string, and one convenient tool to remove and install everything efficiently.", "positive_items": ["B0BPKH4HB2", "B08R5GM6YB", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08b01242cd217381c286db0b", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster\u2019s bridge electronics for a hotter humbucker sound, smoother volume control, and clearer, quieter tone, and need compatible wiring components that fit inside the guitar\u2019s control cavity.", "positive_items": ["B0B5BL69CV", "B001AMXI56", "B08CSHMC3V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08bba1383aadcb15f408cc9a", "partition": "shared_train", "query": "I\u2019m refurbishing my compact drum kit and want smoother hi-hat changes, a crisper 13-inch snare response, secure mounting for an additional drum or cymbal, and better control of overtones on my 14-inch tom.", "positive_items": ["B000T08YGI", "B0BKZ2S4PC", "B00FBSMFFE", "B09TBMKWK2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08bc524172918f47f137200d", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar and 8-string mandolin a complete refresh: I need fresh strings suited to each instrument, plus a gentle way to remove dust, grime, and fingerprints without damaging their finishes.", "positive_items": ["B0853X3VDC", "B0BK5CXZBT", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08c306863b9f83d14dc2d0ef", "partition": "shared_train", "query": "I\u2019m converting an acoustic guitar for amplified live performances and need a discreet under-saddle pickup, portable dual-channel preamp with separate volume control, and a powerful acoustic amp with flexible inputs, feedback control, and tone shaping.", "positive_items": ["B00C239QW6", "B00JSZNMLW", "B07T7ZSJXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08cac23b483a03c971cd2e9c", "partition": "shared_train", "query": "I\u2019m setting up a versatile guitar practice session and want to experiment with different picking strengths and glass-slide tones while connecting my guitar comfortably to an amp across the room.", "positive_items": ["B01DE4DTAG", "B09NWCD36N", "B0006V6SB8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08ce8540dfb89ab1b6b602f2", "partition": "shared_train", "query": "I\u2019m setting up a hybrid drum rig for rehearsals and need a responsive single kick pedal, a bass-drum trigger that works with a trigger module, and a way to tame unwanted drum overtones.", "positive_items": ["B0CBSSMNWT", "B0075J8APQ", "B07V3NL6JD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08d38c08433622824485f56e", "partition": "shared_train", "query": "I\u2019m putting together a compact drum practice and performance setup for rehearsals and occasional outdoor gigs, with realistic stick rebound, an extra electronic trigger for sounds or playback control, and reliable protection from dust, moisture, and sunlight between sessions.", "positive_items": ["B093YLM1Q6", "B0BKZ61YJJ", "B07F8RK2Q1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08db8090df6f5728fa679509", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to write and record guitar-based songs, so I need fresh heavier-gauge electric guitar strings, reliable connections for recording instruments and microphones, and a compact keyboard for adding software instrument parts.", "positive_items": ["B09RN7GR8F", "B07CQMZVYL", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08e540630b8dba43042321b4", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for home practice and rehearsals, with a realistic-feeling practice surface, dependable hi-hat support, a versatile bright crash sound, and a durable coated 20-inch tom head for warmer projection.", "positive_items": ["B082WVC3RT", "B0002CZX8U", "B01MYMTUYL", "B0BKZ61YJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08ebabe6738466b2bd24de17", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular live playing and need a reliable setup to refresh its tone, clean the strings and fingerboard, secure the strap, and tune accurately.", "positive_items": ["B079TLFL33", "B07DWLYGKH", "B07Q5G54XF", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08f027c724ac689b89b3d2c6", "partition": "shared_train", "query": "I\u2019m putting together a flexible live sound setup for small gigs, with isolated direct connections for instruments, shielded stage routing options for different venue layouts, and a durable way to carry two speaker stands without scratching them.", "positive_items": ["B01LX09AKP", "B07FJ997G4", "B071V3MY58", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08f70823170ac466e19c26d9", "partition": "shared_train", "query": "I\u2019m restoring an Epiphone Les Paul-style guitar and need a silver mirror pickguard with chrome hardware plus suitable black screws and springs to securely mount the humbuckers and pickup rings.", "positive_items": ["B07RS1QKGK", "B000Q5W1R4", "B075SVWJ6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08fe1b6f62c98bc52bf2e9fd", "partition": "shared_train", "query": "I\u2019m setting up a quieter home drum practice setup that still lets me explore a breathy splash wash, maintain natural stick response, and vary my bass drum attack with an adjustable two-surface beater.", "positive_items": ["B09T8HDBYK", "B0002F6K4I", "B084RPXXBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-08fea84b96a99db1329db7c1", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for live playing and need a bridge-and-neck humbucker setup plus a reliable strap-retention system I can install securely for confident movement onstage.", "positive_items": ["B00H35YIJE", "B0002D061S", "B00302OLRI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0900e5177a7e89cf6c56fea3", "partition": "shared_train", "query": "I want to record blues harmonica performances into my computer, with a compact interface for microphone or instrument input and adapters to connect mismatched XLR and balanced quarter-inch gear.", "positive_items": ["B00AV557UC", "B008879GO8", "B0C5LYJXLR", "B01DK1ZGSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0901d14e21d32f7fa98feb43", "partition": "shared_train", "query": "I\u2019m setting up a small live music event and need reliable cabling for DMX stage lighting, long speaker runs across the venue, and connections between my amplifier, main speakers, and stage monitors.", "positive_items": ["B09GF6NX3X", "B07MC4XF9G", "B09ZSKK72G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-090372d3bfd5e4751fa798de", "partition": "shared_train", "query": "I\u2019m preparing for an amplified guitar gig and need a safe way to keep my instruments ready, comfortable support while playing, fresh heavier electric strings, expressive effects, and a way to control acoustic feedback at higher volume.", "positive_items": ["B077GK1J7N", "B07TDNWYSB", "B0010SHU18", "B0BSGM6CQ9", "B081H694YZ", "B07G98F55T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0903a84c9bfc2ef0840a54ed", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice corner and need secure wall storage for my electric or bass guitar, plenty of durable thin picks for strumming, and a long cable for connecting the instrument.", "positive_items": ["B09RJZSQML", "B07R3S93K8", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-090a6954678b28e1f0947583", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record a band, route clean computer playback into balanced analog gear, capture several inputs at once, and run software that requires a dedicated license key.", "positive_items": ["B07N1LX1QC", "B08F8NV6JP", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-090fdeee7dfceb59340c3cf8", "partition": "shared_train", "query": "I\u2019m getting my six-string electric guitar ready for rehearsal and need a setup for precise strumming, quick key changes, and reliable connection to my amp with enough reach onstage.", "positive_items": ["B01DPCONFM", "B09R6KV6QX", "B00BESRB8Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09145f8709ab51211f63240c", "partition": "shared_train", "query": "I\u2019m organizing a small guitar display and practice area for several acoustic, electric, and bass guitars, and need a foldable padded rack plus cleaners for instrument finishes and fretboards to keep everything accessible and presentable.", "positive_items": ["B07WW5PKCP", "B093YKLWVN", "B00KLLKE04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0918664a3b96c30c6535bb58", "partition": "shared_train", "query": "I\u2019m organizing a beginner folk-music ensemble and need compact hand percussion, an accessible alto wind part, and a complete beginner setup for a contrasting lower wind part, including basic care and practice accessories.", "positive_items": ["B07S1D78JV", "B0C6CKL14J", "B01IRRI0I6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-091c4d00e353c71c5c176873", "partition": "shared_train", "query": "I\u2019m setting up a compact home blues-guitar station and need a way to keep my playing dynamics controlled, add warm crunchy overdrive, and safely hang my guitar on the wall between practice sessions.", "positive_items": ["B08DM9NFLH", "B0002E52OI", "B086PLHS9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0925460af58059f30e079f24", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar and need durable high-crown fret material, replacement bridge pins, and accurate neck, radius, and action measuring tools for a careful refret and setup.", "positive_items": ["B08QVBYZCZ", "B0731L7YY8", "B004VXIG3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-092c697c7a77996907d5a0e3", "partition": "shared_train", "query": "I\u2019m starting a casual ukulele practice setup and want an approachable instrument, an easy-to-display chord reference for learning, and a sturdy personalized pick to make practice feel more personal.", "positive_items": ["B00LQNC3XW", "B0057FXCOE", "B07BWFLQTY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-094397bfa799d7b9e8ab9cae", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with stable locking tuning hardware, adding a dramatic two-octave-down fuzz effect, and recording the resulting tones into my computer through a USB interface.", "positive_items": ["B0BKR2ZM9X", "B07CQS5DJV", "B0002GY9Y0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-094665d86a6ee85a6bc60a94", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar pedalboard for vintage fuzz rock, dimensional modulation, lush stereo chorus, and spacious modern echo textures.", "positive_items": ["B00B20BN80", "B07J5GBPLQ", "B093YKLWWC", "B000S5KYN0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0946f2d0e1229b057d6801c4", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice station: I need to restring and tune the guitar, amplify it at home, and keep my picks handy.", "positive_items": ["B09G5KLKX2", "B08TKWHPJD", "B0C6HXYY3R", "B06Y2W66F5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-095851abadc22d8965eb2043", "partition": "shared_train", "query": "I\u2019m putting together a flexible electric-guitar pedalboard for country and classic rock, with two separately shapeable stages of overdrive for rhythm and lead plus switchable warm or clear delay for slapback and ambient repeats.", "positive_items": ["B07JKRBNWY", "B08KR8B4JX", "B07QL42V3J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-095ae86db87e216117685c76", "partition": "shared_train", "query": "I\u2019m building a portable Latin percussion rig for live salsa rehearsals and need paired hand drums with their stand, secure mounting and protection, a compatible replacement head, plus loud shaker and maraca textures.", "positive_items": ["B003AYHPR4", "B003B10K8M", "B002SW36XQ", "B09M4JHJVT", "B09MK6GSVH", "B002T45TBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09627238e7d68f119780e18a", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for rehearsals and gigs and need durable coated heads for my snare and toms, with controlled overtones and responsive surfaces, plus reliable sticks for powerful, articulate playing.", "positive_items": ["B0BK6S7QF4", "B0BKZ1G3P3", "B0BKZ5DJZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0963c1c09746d78d2cc2a297", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice and performance station with reliable tuning, adjustable foot support, an amp connection, and sturdy picks for playing.", "positive_items": ["B0C5PRQ9K6", "B07T3GZVMD", "B07F5PX9Y3", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09682841186d9c78c479eb0f", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and need parts for its controls and tremolo system, plus a reliable cable to connect it to my amplifier for testing and playing.", "positive_items": ["B0002KZEAE", "B01DE4DPSC", "B0B8Z3YY7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-096b441b0fd86e386294f745", "partition": "shared_train", "query": "I\u2019m putting together a practical guitar maintenance setup so I can make replacement picks at home, change strings quickly, and accurately tune my guitar after repairs or routine upkeep.", "positive_items": ["B07D1WM2G6", "B0BHSG5C3G", "B07GBPF914"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09755490e23cfc9dee30f688", "partition": "shared_train", "query": "I\u2019m preparing for regular electric-guitar practice and small gigs, needing a way to play comfortably, protect my Gretsch-style instrument while traveling, and keep it safely supported between sessions.", "positive_items": ["B003BFZI12", "B0BKZ3GCGR", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-097770c2bd83026da4212fc0", "partition": "shared_train", "query": "I want to safely restring and maintain my acoustic guitar at home, with a supportive work surface, fresh strings, and tools for winding, trimming, and removing bridge pins.", "positive_items": ["B017AFVU7Y", "B08R5GM6YB", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09797e6004cc71c708453740", "partition": "shared_train", "query": "I\u2019m getting my small acoustic ensemble ready for a recorded rehearsal and need supplies to restring the guitar, baritone ukulele, and five-string bass, connect microphones to the PA, and protect the acoustic instrument from dry air.", "positive_items": ["B09BF8XDF4", "B06X9KG3HW", "B00GXMNO52", "B0BHG58G2F", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-097f10152ab42380813c1acc", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar effects pedalboard and need short, flexible right-angle patch leads for different pedal spacing, plus isolated power for several 9V pedals, higher-voltage effects, and a USB-powered accessory.", "positive_items": ["B08WX2PLXF", "B07CXJ8VWD", "B09BCK125L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0984c59d413a8fdbe8e468dc", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for regular gigs and need versatile replacement electronics, fretboard care, and a comfortable way to carry it securely.", "positive_items": ["B0B58HH8XN", "B0B8LK7MTH", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09895660453960aab8a0a9af", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar amp for regular gigs and need durable road protection plus reliable cables for connecting my instrument with enough length and minimal signal loss.", "positive_items": ["B01DPCONFM", "B000Y7Q1SO", "B072N8Q4K1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0998e29cb4754d2dd1c90b1c", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal-room recording session for a drummer and singers. I need enough inputs for close-miking the kit and vocals, dedicated kick and drum microphones, adjustable support, and a convenient place to keep sticks while playing.", "positive_items": ["B09L5QDZR6", "B00EN2WHRK", "B07N2WWT61", "B015JTEBN8", "B07C91JT14", "B001B1Q5C4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0999c6be5130e627556daae7", "partition": "shared_train", "query": "I\u2019m setting up a home bass and guitar practice-recording station and need bright heavy strings, secure storage for two instruments, computer recording, tidy pedal connections, a longer amp cable, and a comfortable strap for playing.", "positive_items": ["B083R2QB96", "B09396NY1C", "B01DK40R3M", "B074WXM13T", "B00N5THDR6", "B07JZQBNDG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-099beacfd4c0862c73b6fe41", "partition": "shared_train", "query": "I\u2019m getting ready for casual guitar rehearsals and need adjustable shoulder support, heavy-gauge picks for playing, and a compact way to keep a few spare picks protected and handy.", "positive_items": ["B00F0EB97O", "B088RHNMQ3", "B09MJWYTQW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09a43600b3d74d09f35cd1ba", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for live rehearsals and need comfortable adjustable support that stays securely attached, plus durable medium-heavy picks for consistent strumming and lead playing.", "positive_items": ["B0BKNW7JRY", "B0BXX3MYXT", "B0BR2N43GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09ae8221bd82035ca8354f08", "partition": "shared_train", "query": "I\u2019m setting up a wall-mounted display and storage area for my guitars, with convenient access to reliable strumming supplies and a quick way to replace strings during practice or performances.", "positive_items": ["B00KELP28K", "B00KIZROW4", "B079HP2PFK", "B0002D0CEO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09ae93ff33995fb03dc86d89", "partition": "shared_train", "query": "I\u2019m setting up an electric-guitar rig for expressive home playing, with accurate tuning, a vintage-style fuzz sound, a way to tame a loud tube amp through its effects loop, and reliable short patching between components.", "positive_items": ["B07XZQ5DNS", "B0939BV175", "B09J1QRTH7", "B00CIHB8FY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09bf1f8f1c873dd5a62e86a4", "partition": "shared_train", "query": "I\u2019m refurbishing a compact rock and metal drum kit for rehearsals, and need a responsive crash sound, a durable focused snare head for heavy playing, plus a rugged bright work light for setup and repairs in dim venues.", "positive_items": ["B003RB4T6A", "B01EQGHWCW", "B09HCVF8DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09c5ec5969e9a4e5427fca88", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a slide-guitar rehearsal and want a compact setup for changing strings quickly, keeping picks organized, and covering both regular picking and smooth glass-slide playing.", "positive_items": ["B0BKZ3GCGR", "B0BRQ5VM74", "B0B3VD8DZ8", "B0006V6SB8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09c6bfe0c5a2ac1b404c8463", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar-and-vocal performance and need a compact mixer for multiple inputs, an adjustable boom stand, secure on-strap wireless gear support, and reliable long balanced connections to the PA.", "positive_items": ["B07MG8PHF2", "B0BMQ5CPYF", "B00O5EKZ9I", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09cf8bece5acb66439b68276", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to write and record guitar-based songs with vocals, an analog synth, software instruments, and effects. I need reliable guitar playing accessories, instrument connections, and acoustic treatment to reduce room echo for clearer recordings.", "positive_items": ["B01KHUO7MY", "B076Z3XDW8", "B0BPJ4Q6FJ", "B00RVE9X06", "B00ATP5KF6", "B00CIO6BEA", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09d0e970e25f3ec0282931cf", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need a smooth studio mic, a long balanced connection to my interface, and comfortable open-back headphones for monitoring and mixing takes.", "positive_items": ["B07ZVHBFNJ", "B00NPAMDQ6", "B07SRDVZSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09d17e24787984825f32fa5b", "partition": "shared_train", "query": "I\u2019m refurbishing a three-single-coil Stratocaster and need a compatible front pickguard, rear tremolo cavity cover, and comfortable thin picks for testing the finished setup.", "positive_items": ["B0BCXKFMKD", "B0C6J149WZ", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09de784d899de118b1826e19", "partition": "shared_train", "query": "I\u2019m setting up a portable acoustic guitar practice and small performance station, with safe instrument storage, quick restringing, hands-free playing, illuminated sheet music, and reliable power for a phantom-powered microphone.", "positive_items": ["B0B8YWPB3K", "B097FMTZCP", "B0002BG2PO", "B09V4JQTN4", "B01MRLGZTQ", "B08VHZ4FFW", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09e21be763dc2a33c5492bff", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar rehearsal space and need reliable amp connection, comfortable hands-free playing, and a safe way to park several guitars between songs.", "positive_items": ["B01DPCONFM", "B074WXM13T", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09ee26ff1498531036734529", "partition": "shared_train", "query": "I\u2019m setting up a flexible electric guitar practice rig at home and need reliable instrument connectivity, a versatile amp with built-in tones and effects, and a range of pick gauges to experiment with my playing style.", "positive_items": ["B01KIJ6308", "B09NWCD36N", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09f103ef3cb614f5c48e66ca", "partition": "shared_train", "query": "I\u2019m preparing a beginner family music workshop and need replacement strings suited to a baritone ukulele, a 12-string acoustic guitar, and a half-size classical student guitar.", "positive_items": ["B007MY5BLU", "B0002CZT2A", "B079NS31NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-09fe52136053ff12c4d119b9", "partition": "shared_train", "query": "I\u2019m preparing my alto saxophone for a marching performance and need comfortable support, reliable reeds, and a way to keep several pages of music visible and secure while playing.", "positive_items": ["B000EEJB66", "B00T3FYMSE", "B0B4SGJRHR", "B001TOI5QM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a02fc06b137700423a550b3", "partition": "shared_train", "query": "I\u2019m building and testing a compact guitar effects setup: I need a machinable aluminum enclosure, reliable 1/4-inch output connections, a short right-angle patch lead, and comfortable picks for playing through the finished rig.", "positive_items": ["B00CGFRJ2Y", "B0B5GW7STW", "B0B95V41NR", "B01HYBC6P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a05d6fb15e38b5ff37cf884", "partition": "shared_train", "query": "I\u2019m refurbishing a left-handed acoustic guitar and need reliable replacement tuning hardware, a fresh set of colorful coated strings for UV-lit performances, and matching bone nut and saddle components.", "positive_items": ["B0094EMO7K", "B01MQZOVAK", "B00DJU35DC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a0cda853c1488914030b72f", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for an acoustic guitar and need a clear vocal-and-instrument microphone setup, a stable boom stand, plus practical tools to restring and clean the guitar beforehand.", "positive_items": ["B08R5GM6YB", "B09YDBKT7M", "B0BVHFTP4P", "B07DTHWJ9D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a1166ce4199f5ac86a85a1d", "partition": "shared_train", "query": "I\u2019m setting up a small guitar and cigar-box-instrument workshop where I can refret several instruments and keep both electric-style and acoustic-style ball-end replacement strings in varied gauges for ongoing builds and repairs.", "positive_items": ["B008FBOZPW", "B008FBK6HI", "B003VRRTU8", "B008FBH1E4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a140625d2a865d155dfd454", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record a singer-songwriter demo, with a detailed vocal track, a handheld mic for performance takes, guitar connection, and a two-input USB interface for computer recording.", "positive_items": ["B00VSYN25M", "B0BYXVCSGG", "B005OZE9SA", "B07JNKY9T8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a186396b5a24599817e9aff", "partition": "shared_train", "query": "I\u2019m putting together a comfortable, secure setup for playing my new electric bass at rehearsals and gigs, including an adjustable breathable strap and reliable locking hardware to keep the instrument safely attached while I perform.", "positive_items": ["B07BNV6GMH", "B079TLFL33", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a1c79f2a37945c1a8837594", "partition": "shared_train", "query": "I\u2019m preparing a solo cajon performance and need a removable side-mounted snare accent plus hands-free foot percussion that adds controlled shaker texture and jingling accompaniment while I play.", "positive_items": ["B008BOXZCC", "B00HV7U4CY", "B00B2N3XU8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a277b6dd1f66de07a00358e", "partition": "shared_train", "query": "I\u2019m restoring a four-string Fender-style bass and need compatible chrome hardware for the headstock and neck, a stable replacement bridge, fresh long-scale strings, and a comfortable adjustable strap with secure locks for dependable playability and gigging.", "positive_items": ["B079TLFL33", "B09V91H5XM", "B07BQG45WQ", "B003AYI8H0", "B003AYE6VC", "B0B819R6CN", "B09M7JB1FY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a2c4c26f4f382b678b0e39a", "partition": "shared_train", "query": "I want to start practicing electric guitar at home with a solid-body instrument, a compact amp offering varied tones and effects, and durable non-slip picks for precise strumming and lead playing.", "positive_items": ["B07LFVBFCW", "B09S2VB3KW", "B00EM5UOE6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a2d8f411d874da3ac609ec4", "partition": "shared_train", "query": "I\u2019m setting up a compact home bass practice corner and need a comfortable short-scale instrument, a strap, a versatile amp for punchy tones, and secure wall storage.", "positive_items": ["B07BZ7LHRL", "B0BT855NFQ", "B07R3S93K8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a3d123149f548556789b12f", "partition": "shared_train", "query": "I\u2019m preparing a home songwriting session with my electric and 12-string acoustic guitars: I need fresh strings suited to each instrument and a compact battery-powered multitrack recorder to capture layered demos with vocals and guitar.", "positive_items": ["B0BTC9YJ2W", "B09G5QS1VD", "B071DG54MX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a41f544b88c3492c7aec30f", "partition": "shared_train", "query": "I\u2019m setting up a simple home studio to record vocals and guitar performances, with clear USB audio, protection from plosive sounds, and a selection of picks for playing.", "positive_items": ["B0BX8KYR5X", "B016QUXTZU", "B00HFQC3VQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a53be126322b131b762ce86", "partition": "shared_train", "query": "I\u2019m building a versatile rock drum setup for rehearsals and small gigs, with a powerful floor tom, articulate snare, complete range of cymbal sounds including hi-hats, and a cowbell for extra rhythmic accents.", "positive_items": ["B01L2U3H38", "B00QYUVO0U", "B07TMJX85D", "B00BQYODWK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a542e9fcfcff4df41bd3985", "partition": "shared_train", "query": "I\u2019m building a hands-on tabletop analog setup for composing and performing experimental electronic music, with rich melodic and bass sound design, playable sequencing, semi-modular patching, and expressive synthesized percussion for evolving rhythmic patterns.", "positive_items": ["B016NULFJK", "B0BY2K2T8T", "B0161LXW06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a560266e3d08a4b2b8ebbfb", "partition": "shared_train", "query": "I\u2019m rebuilding my snare setup for heavier rock practice and need durable, focused response, refreshed snare wires, and a stable throne base for comfortable playing.", "positive_items": ["B09HCVF8DH", "B000EELGJQ", "B0BL2W52CK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a5f7dbd2c3a8b0d2b497fab", "partition": "shared_train", "query": "I\u2019m restoring my tremolo-equipped electric guitar and building a lightweight practice rig for layered parts, with classic guitar amplification, hands-free loop recording, and compatible replacement tension springs.", "positive_items": ["B0BT873MR8", "B003AYNHGW", "B004J27QXY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a78a54f63f7944b6df99961", "partition": "shared_train", "query": "I\u2019m setting up a small solo acoustic performance and need an upright bass with its essential playing accessories, a secure stand for it between songs, and a foot-operated jingle percussion piece so I can keep a steady rhythm while playing.", "positive_items": ["B07FB54Y1N", "B00B2N3XU8", "B0C61T841P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a7a64cdead17367673306b3", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need to rewire the volume and tone controls, fit compatible replacement knobs, and restring it with heavier-gauge nickel electric guitar strings.", "positive_items": ["B07C285S4J", "B009DAHPLU", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a8ffe2f9061c0542cd4d1be", "partition": "shared_train", "query": "I\u2019m setting up a small DJ and PA system for live events, and need reliable connections between an amplifier and speakers, longer speaker runs for the stage, plus closed-back headphones for cueing and monitoring mixes.", "positive_items": ["B0978NGSY9", "B0BGF7QBQ2", "B0771TC564"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a92735b866f098afd85e1c7", "partition": "shared_train", "query": "I\u2019m restoring and outfitting my Strat-style electric guitar for regular playing: I need a compatible tremolo arm, a reliable way to keep the strap securely attached, and a wall hanger that won\u2019t damage the finish.", "positive_items": ["B08DM9NFLH", "B00H35YIJE", "B0B8Z3YY7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a963e563f8c303c90a5812d", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic band rehearsal and need a practical setup for holding several guitars securely, tuning quickly, changing keys without retuning, playing comfortably while standing, and adding simple drum accompaniment.", "positive_items": ["B09TXP3FSK", "B00CPLODUU", "B074WXM13T", "B00IFOTSJW", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a99c63167948ba9e841a871", "partition": "shared_train", "query": "I\u2019m setting up a home rehearsal space for a small band, with a realistic weighted keyboard, dedicated amplification for bass, and a powerful clean guitar amp with reverb and vibrato.", "positive_items": ["B0BT85RT2K", "B072JT59TD", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a9b2086a2907ef03678397b", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording and practice corner: I need a Telecaster pickup upgrade, a small battery-capable amp, a reliable dynamic mic with a desktop stand, and organized padded storage for several guitars.", "positive_items": ["B01I0KB89I", "B0CB98SMQR", "B06Y2W66F5", "B001J4ALUK", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a9c1f807f446d54cb080cf6", "partition": "shared_train", "query": "I\u2019m outfitting my truck for reliable CB communication on outdoor trips and need a clear noise-reducing microphone, a secure magnetic place to hang it, and a loud weather-resistant external speaker for announcements.", "positive_items": ["B001JT3MSS", "B0B127PM6M", "B00XJNOMJ0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a9c5d9be8352eada787cd56", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit with warm, durable coated heads for the toms, a coordinated hi-hat, crash, and ride setup, plus non-slip mutes so I can practice quietly at home.", "positive_items": ["B000FREODC", "B0002D0HO4", "B082WVC3RT", "B0722V7554"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a9efa1f5c51716ed534dc9a", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ setup for small events and need a way to transport and protect my lighting, elevate heavy speakers safely, and shield my DDJ-800 controller while traveling.", "positive_items": ["B07VL2FC6Q", "B00MB26L1M", "B078X3SSY7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0a9f23edd0d541361dc6167d", "partition": "shared_train", "query": "I\u2019m restoring my vintage Fender bass and need period-appropriate hardware for the controls and bridge, plus protective washers so the strap buttons won\u2019t damage the instrument\u2019s finish.", "positive_items": ["B0BR2VNH4X", "B001CSBRPQ", "B0BT32Y216"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0aa55d6e502a03863306461f", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording space and need an accurate way to keep my instrument in tune, dependable picks for playing, and stands to position my studio monitors properly.", "positive_items": ["B015XDJB9E", "B005JTV358", "B09SNBQCM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0aad1705b89f126cd5cdd993", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice station for an adult pianist and need a full-size digital piano with realistic sounds, a stable height-adjustable stand, and a cushioned bench that can fold away when not in use.", "positive_items": ["B016N63LHI", "B01B15JPCQ", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ab015e2b51899c52a800115", "partition": "shared_train", "query": "I\u2019m setting up a small desktop station to record acoustic guitar performances, so I need an easy way to tune accurately, strum comfortably, and position a microphone securely at the right height.", "positive_items": ["B0BPLFP5P6", "B09RJZSQML", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0abbf728c771e1f2ff6e6837", "partition": "shared_train", "query": "I\u2019m preparing my 12-string guitar for acoustic performances and need a portable padded stand, a supply of thin durable picks for strumming, and a passive pickup that delivers full bass and midrange directly to an amp or PA without batteries.", "positive_items": ["B08XYTW5S2", "B0097CRTW4", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0acb92dbf483358650ff0670", "partition": "shared_train", "query": "I'm building a guitar effects setup for expressive, swirling rock tones and need several modulation sounds, including chorus, flanger, and phaser, plus a practical way to connect everything on a compact pedalboard.", "positive_items": ["B0731HKT3X", "B0002GX8PQ", "B07C32VBZ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0acc8876aa452a50ac1370f9", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster for more reliable tuning and a wider range of tones, with upgraded string guidance, an easy-install control harness, and a compact phase effect for expressive sounds on my pedalboard.", "positive_items": ["B0B92LPGD2", "B01F2CV626", "B0983TPW81"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ad2698d2c73e688b08da9f2", "partition": "shared_train", "query": "I\u2019m putting together a portable drum-miking setup for gigs and recording sessions, with secure weather-resistant microphone storage, easy transport for heavy hardware, and compact mounts for positioning microphones directly on the drums.", "positive_items": ["B00C0WLXOI", "B017DNZKZ6", "B0C3LGQ9S5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0adb7eb5148e4358ff3f1a20", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-recording station and need a stable adjustable way to position a studio microphone, plus the balanced connections required to run it to my recording equipment.", "positive_items": ["B06X9KG3HW", "B0BYXQHW7Y", "B07JNKY9T8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0af048f36dd88455b5522ffa", "partition": "shared_train", "query": "I\u2019m setting up a portable electric guitar practice station and need reliable instrument connectivity, secure upright storage, and comfortable, non-slip picks for playing.", "positive_items": ["B01DPCONFM", "B08BW2TBD7", "B01DZ6FBBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0af6b74d30faabfbafbd3d3d", "partition": "shared_train", "query": "I\u2019m upgrading my compatible electric guitar for more controlled playing and need sharper pick handling, a black Alnico neck sound, and a tremolo arm that stays firmly positioned.", "positive_items": ["B09SHBF6PB", "B073CZTQFM", "B0BR2G8WYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0af77e8d58480a5b90e51522", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly backpacking campfire music session and want portable instruments for buzzing along with voices, playing simple thumb-made melodies, and adding a compact twanging mouth sound.", "positive_items": ["B01BJ7HR44", "B08FY17N4S", "B01MRKN2H8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0af97eee8f5f5a41dba25a32", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar effects setup for home recording and practice, with looping for layered parts plus compression, overdrive, and chorus to shape different tones.", "positive_items": ["B07PQ7XJCH", "B07PSGM3GT", "B07PRBM1QJ", "B07ZW1GBVT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0afc53558a533bda400eb18f", "partition": "shared_train", "query": "I\u2019m putting together a compact DJ sound system for small events and need a powered mixer with multiple inputs, plus passive full-range speakers and a matching passive subwoofer for clear vocals, music, and stronger low end.", "positive_items": ["B075RB1KN7", "B075R58Q4Y", "B0BXBBGTGL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b14d5b8e31eb0a98892ad4d", "partition": "shared_train", "query": "I\u2019m putting together a guitar rig for rehearsals and performances: I need a secure strap connection, a way to feed my guitar signal to several amplifiers, and durable sharp picks for controlled playing.", "positive_items": ["B00IPHISW2", "B01CIVD906", "B00HU260SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b1cc3ce7062f62370d27d86", "partition": "shared_train", "query": "I\u2019m preparing several guitars for a recording and want strings for bright and balanced acoustic setups, a warm flatwound six-string electric sound, and a long-lasting seven-string electric setup in different gauges.", "positive_items": ["B098KXQJVY", "B07DWLYGKH", "B09BF8XDF4", "B0BSBX4L4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b1d7c194484a4cf58b4824f", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for rehearsals and small performances, and need warm extra-light strings, a portable stand for charts, and a convenient way to keep standard picks within reach.", "positive_items": ["B0BTC9YJ2W", "B0B6P55RBN", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b2c7784fd1da8ded55f75f7", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar by restringing it, replacing the worn volume and tone controls, and making careful hardware adjustments without scratching the finish. I\u2019d like compatible parts for a tidy upgrade.", "positive_items": ["B09SV8258J", "B09HKJZ83T", "B0BT2Q355P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b37663d72ef64bd56efc191", "partition": "shared_train", "query": "I\u2019m setting up a compact solo guitar-and-vocal practice rig and need a versatile microphone stand, convenient places for my tuner, picks, drink, and phone, plus a holder for headphones or cables.", "positive_items": ["B06W2NS817", "B093YGS1F1", "B00YJ5C46K", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b399d0808df76ba3b95bc72", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar and four-string Jazz-style bass for a small live show, with fresh .009 strings, upgraded protection, hands-free playing support, dependable pedal power, and compact sound-shaping control for the PA.", "positive_items": ["B008UXCITU", "B075P2D87L", "B0983RTWDV", "B00D35CNL8", "B01MQKIZ4M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b43a54e2a12b732f69c8c08", "partition": "shared_train", "query": "I\u2019m putting together a small blues jam and need a way to safely hold my guitar between songs, sing through a wired vocal microphone, switch among harmonicas, and have sturdy picks for playing.", "positive_items": ["B003GEBGA0", "B08BW2TBD7", "B09MJWYTQW", "B000A2HDXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b4d70d3e9689e1c2428d429", "partition": "shared_train", "query": "I\u2019m putting together a guitar pedalboard for warm, tube-like drive, classic pulsing tremolo, and vintage-style analog echoes, so I can create expressive leads and atmospheric rhythm parts through my amp.", "positive_items": ["B005EDMCMC", "B07MHL48V6", "B08G8W9HJX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b5c4fbd4651346e8e76a84b", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for casual practice and small jam sessions: I need bright replacement strings, quick key changes without retuning, and an easy way to keep picks within reach.", "positive_items": ["B0BFKKVQZT", "B01K1EJQ9U", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b6ac0983d9f14027f04113d", "partition": "shared_train", "query": "I\u2019m finishing a custom electric guitar and need hardware for reliable tuning, a personalized four-bolt neck joint, and a secure strap connection, preferably in coordinated metallic finishes.", "positive_items": ["B00HMRYAWI", "B0BKR2ZM9X", "B0BCXSJL9Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b6efaa910737c70bc546089", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar and live rig: I want to rewire the controls, experiment with preserving highs as I roll back volume, replace the knobs, and achieve direct-recorded studio-style tones with a dedicated preamp pedal.", "positive_items": ["B0716VG5X1", "B08HVGW1W5", "B0B8F6LD9F", "B081P7N88Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b726f6b967b6d12387a1f55", "partition": "shared_train", "query": "I\u2019m setting up a small live-band recording and performance rig and need to route several microphones over 50 feet to a mixer, with balanced XLR cabling and 1/4-inch connections for stage and studio equipment.", "positive_items": ["B098PKQ3GK", "B00NPAMDQ6", "B07MPC2KMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b745791c0ede577501d2c10", "partition": "shared_train", "query": "I\u2019m preparing my flute and Bb clarinet for a recital and need supplies to clean the flute, condition the clarinet\u2019s wooden bore, and replace its reeds for a reliable, rich tone.", "positive_items": ["B07Q75MDB8", "B003B03C06", "B08DLK3GC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b7ce26b4d29c7d6e8bfa5e2", "partition": "shared_train", "query": "I\u2019m building a home recording setup for vocals and instruments, with flexible input connections, a controllable tube-preamp tone, dependable XLR linking, and closed-back headphones for accurate monitoring.", "positive_items": ["B0002E56IA", "B07YM5ZHS9", "B06X9KG3HW", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b7d483a2ebfc9018f83024e", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly acoustic street performance where I can keep rhythm on tuned hand drums, play harmonica, and sing into a dynamic microphone on an adjustable, portable stand with a long cable.", "positive_items": ["B00Q9N6SSK", "B088K3V4VQ", "B004MTCGNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b8261cc0e7d0135632547b5", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Precision Bass and need a period-appropriate pickguard, a comfortable adjustable leather strap, and secure replacement hardware for attaching the strap.", "positive_items": ["B0711PVP6L", "B015GOFD1U", "B07BS4BXHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0b96fe77c0796abb83b4ad7e", "partition": "shared_train", "query": "I\u2019m restoring a six-string guitar for Nashville-tuned parts, keeping the fretboard and strings fresh, recording through a computer with several audio sources, and repairing the worn carry handle on my amp or speaker cabinet.", "positive_items": ["B08R5GM6YB", "B09YDBKT7M", "B0BPJ4Q6FJ", "B07FKKD86H", "B093TMG5W7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ba109019bbe2fa2e1b4f9c0", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for an acoustic guitar and vocals, and need fresh guitar strings, a reliable instrument connection, stable adjustable microphone positioning, and protection from vocal plosives.", "positive_items": ["B07PSWC1XY", "B01AH3RSAO", "B01DE4DPSC", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ba6b6bd47022feeb295eaee", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for stage use and need replacement switch caps, a secure quick-release strap connection, and a compact tool for winding and cutting strings during setup.", "positive_items": ["B00EQ29FOK", "B00H7Y2X8O", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ba9cfecf987cc61f1daeb93", "partition": "shared_train", "query": "I\u2019m getting my Jackson electric guitar ready for rehearsals and small gigs, and need a portable setup for amplified playing, quick string changes, and dependable protection while transporting it.", "positive_items": ["B0B3VD8DZ8", "B07PGMJR12", "B0BXZFS2QH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bac167971f447c9f66b37bb", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session and need to restring my acoustic guitar, handle the bridge and tuning work efficiently, then monitor the recordings accurately through compact speakers with flexible connections.", "positive_items": ["B01AH3RSAO", "B08R5GM6YB", "B07HR7TWT4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bae7401923e541ca59c81bb", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar rig for rehearsals and small gigs, with protected transport and organized power for effects, plus fresh low-noise acoustic strings, quick key changes, and durable picks for playing both electric and acoustic parts.", "positive_items": ["B007MY5BII", "B07F5PX9Y3", "B00AH83RDM", "B06XCWCGT8", "B001GDJQTG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bb68a61eda084809c019718", "partition": "shared_train", "query": "I\u2019m upgrading my three-per-side electric guitar for slide playing and wireless gigs, with reliable tuning, fresh control hardware, a comfortable brass slide, and a secure way to attach the wireless receiver to my strap.", "positive_items": ["B00XGXLHNC", "B0020YH3DQ", "B073RTT48C", "B07MG8PHF2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bb6b83da3a7ad9ff4fa8ed8", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar recording session and need fresh Nashville-style strings, replacement volume and tone controls, comfortable support while playing, reliable picks, and a USB microphone to capture the performance and vocals.", "positive_items": ["B0B8RL4YLL", "B06ZZ375CD", "B0BPJ4Q6FJ", "B0002D0CEO", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bb9c756aa709fbfca1811fa", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for regular rock rehearsals and gigs: I need durable, punchy heads for the full tom setup, balanced wood-tip sticks for versatile playing, and a stable, height-adjustable throne that stays comfortable through long sessions.", "positive_items": ["B003L7Z0MW", "B0002F56QG", "B0BKZ59BQZ", "B09F9B8DV9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bba802a6df643f4e6578233", "partition": "shared_train", "query": "I\u2019m creating a compact home music practice corner where I can learn piano comfortably on an adjustable seat and also begin playing ukulele with a portable beginner setup that supports tuning, instruction, and basic care.", "positive_items": ["B07MZYNZ1C", "B00S5ETZKY", "B08MWVX9JD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bbafa343d8ca1be5b102028", "partition": "shared_train", "query": "I\u2019m setting up a small live singing rehearsal and need a sturdy adjustable stand, a cardioid dynamic vocal mic, and a 20-foot XLR connection to the mixer.", "positive_items": ["B0846J7THY", "B08NVVLB16", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bc2525a83fb1d4c9ca07cf0", "partition": "shared_train", "query": "I\u2019m building a compact home guitar recording setup: restring the instrument, get precise picking, boost and quiet the amplified signal, connect everything reliably, and position a microphone to capture the finished tone.", "positive_items": ["B00U0UTV6E", "B0C3LHRGB2", "B0B44VTPS1", "B06XB3FQKB", "B0B95V41NR", "B002UXS4JO", "B091YH7FMZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bc3412984723d22cb794f8a", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar effects setup for rehearsals and gigs, with a short right-angle patch connection, compression for dynamics, warm analog delay, and a padded portable case to carry the pedalboard safely.", "positive_items": ["B004RE42XG", "B003AYC1SM", "B0B95V41NR", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bcf6d5a34a79a7a9b522e42", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic guitar performance and practice station with quick key changes, durable picks for varied playing, and a portable stand to hold a small monitor plus microphones.", "positive_items": ["B079Z72D57", "B09TRX519R", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bd97f7204ffa39daabdb0ef", "partition": "shared_train", "query": "I\u2019m putting together a small bluegrass guitar practice and display setup at home. I need a secure stand for the instrument, an easy way to tune acoustically or amplified, and comfortable picks for playing.", "positive_items": ["B0018TE09Y", "B0BKZ3GCGR", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0be4002c1ea12390085e65eb", "partition": "shared_train", "query": "I want to practice and record violin quietly at home, with an electric setup, comfortable shoulder support for long sessions, and reliable bow grip for clear articulation.", "positive_items": ["B00H8BRK0M", "B01CITWZGM", "B01LDTXWKQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0be63cd8df392e5b874185c1", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for casual guitar performances and practice. I need a compact amplifier for guitar tones, a tripod microphone stand, and padded shoulder-carry protection for my jumbo acoustic guitar.", "positive_items": ["B07BZWB2Q6", "B00EM5UOE6", "B003H7695I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0beb79f69f60ea438859b143", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup and practice routine, so I need a reliable way to restring it, tune it accurately by ear, and keep my playing on a steady tempo.", "positive_items": ["B07XZP8SR1", "B07BQRDVYJ", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bf7171f29e2a58d5ba7aa3a", "partition": "shared_train", "query": "I\u2019m customizing my electric guitar with a coordinated chrome-and-skull look, including replacement control knobs, new string-through body hardware, and removable fretboard inlay decals that won\u2019t interfere with playing.", "positive_items": ["B07K9XMNT2", "B06XRDFLM5", "B07N4FCW6X", "B0718ZJ4XC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bf961ad3f04655b358fcd3e", "partition": "shared_train", "query": "I\u2019m refurbishing my guitar setup for recording and rehearsing, with a replacement amp speaker, highly accurate desktop tuning, and a secure capo for wide-neck or 12-string parts.", "positive_items": ["B072235GXG", "B0BKKLR2Y8", "B08LRHZP3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0bfc2d40259450f867d73e72", "partition": "shared_train", "query": "I\u2019m outfitting my guitars for a slide-playing and setup project: I need a comfortable secure strap, replacement hardware for an electric guitar, a new nut and saddle for an acoustic, and assorted slides and picks to try different playing styles.", "positive_items": ["B07871TBJJ", "B07BW2JNNL", "B07ZMNY3K7", "B07SPHH7TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c1404c4e9db139738032ef3", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small performances: I need a reliable way to wear it, an all-in-one tool to change and trim strings, and a secure adjustable stand to hold it safely between sessions.", "positive_items": ["B01AAX6KGY", "B074WXM13T", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c21ac27f08d8b5021f58a1e", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need a USB interface with XLR input, a long balanced microphone connection, and a shock mount for a large-diaphragm mic on my boom arm.", "positive_items": ["B00E37YA5W", "B08DBDD6CM", "B077Z9HF27"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c377dfeb790eeb3d16c7090", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular playing: I need replacement strings, assorted hardware for securing the pickups and other parts, a cable to connect it to an amp, and a safe wall display solution.", "positive_items": ["B00LTDOIXW", "B075GKTV88", "B09396NY1C", "B078PG7NBY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c3af16727cc4f40464e6a9b", "partition": "shared_train", "query": "I\u2019m setting up and maintaining my full-size violin, with a secure chinrest fitting, bow rosin for playing, occasional removal of rosin and grime, and protective care for the instrument\u2019s wood.", "positive_items": ["B00X4A530U", "B077H1WCSS", "B01CITWZGM", "B07NKSZWLD", "B0002TKIRY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c3cf333bd3834b6e0635b27", "partition": "shared_train", "query": "I\u2019m refreshing my hollow-body electric guitar for upcoming gigs and need replacement tuning hardware, heavier-gauge strings, and a compact phase effect to complete the setup without crowding my pedalboard.", "positive_items": ["B0BSGM6CQ9", "B07HL7JWX4", "B0983TPW81"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c4cbf8b912668506c84d7fe", "partition": "shared_train", "query": "I\u2019m setting up a portable multitrack recording rig for rehearsals and small live sessions, with flexible connections for microphones, 3.5mm audio sources, and balanced 1/4-inch equipment.", "positive_items": ["B01BZTH3ZY", "B01DN7OC00", "B000068O4E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c51a06c8d52f74294372f51", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar performance rig and need to keep the rack gear ventilated, connect my guitar and speaker reliably over distance, and have easy-to-find picks for playing on a dim stage.", "positive_items": ["B079Y9L1G1", "B0BKZ2W9PQ", "B09KWWS7DH", "B0002DV0CW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c578b59b1613bb046e06025", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic-guitar performance and interview, with a safe place to rest the guitar, assorted picks for playing, reliable connections from a handheld microphone to the PA, and a visible station ID on the microphone.", "positive_items": ["B00CYWJM38", "B077RV29RD", "B018FCZKR2", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c5f8b3a1904fd65a194b331", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for portable practice and small jam sessions: I need a compatible replacement whammy bar, sturdy protective storage for transporting it, and a compact amp setup with basic playing and care accessories.", "positive_items": ["B077TL7VJY", "B097Q9W8MW", "B07HR8NMV5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c63082444d71ee0958be0ac", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for a high-energy funk and rock setup, with a secure way to mount an auxiliary cymbal and a red cowbell on my existing rack without crowding the main drums.", "positive_items": ["B000EEHCW6", "B07NF1YVTP", "B003B1BOFK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c6d556d2a7a4c4672172804", "partition": "shared_train", "query": "I\u2019m putting together a portable live guitar effects rig and need a protective rack case, reliable rack power with convenient lighting, and a balanced cable to connect my effects or mixer to an amplifier.", "positive_items": ["B001Q3KSNY", "B075V5TDFL", "B0014598WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c70a95751c35842a763de74", "partition": "shared_train", "query": "I\u2019m preparing a small guitar ensemble rehearsal and need a practical setup for keeping several instruments safely within reach, tuning them quickly, and supplying consistent 1mm picks for playing.", "positive_items": ["B09R6KV6QX", "B08JMQR2JK", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c7554659049acc051d70916", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for recording Nashville-style doubled parts and need a bright high-strung set, a quick way to restring, and a precise one-hand capo for changing keys during takes.", "positive_items": ["B0BJ3BBTXH", "B0BPJ4Q6FJ", "B06XQRCMYB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c8316a601b5b9c8c850a5e7", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a home recording session and need heavier strings, reliable dark-stage tuning, and a warm, sustain-friendly overdrive tone.", "positive_items": ["B0C9NGP88D", "B0BSGM6CQ9", "B0049Z4T1S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c8d6b53fe923b63ee8de0bf", "partition": "shared_train", "query": "I\u2019m putting together a versatile guitar performance setup for switching between precise flatpicking and fingerstyle, with quick clip-on tuning, hands-free support, and convenient on-instrument storage for spare picks.", "positive_items": ["B004ZGAUZ0", "B002G1UT5C", "B0002D0CL2", "B074WXM13T", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c9b9e663bc499c22382fdc4", "partition": "shared_train", "query": "I\u2019m preparing my 7-string guitar and combo amp for regular gigs, so I need fresh long-lasting strings, reliable isolated power for my effects pedals, and protection for the amp during transport.", "positive_items": ["B0097WDJZA", "B0C6HZ3ZVT", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0c9ebc0bc6c4e7e658564f17", "partition": "shared_train", "query": "I'm setting up a comfortable home keyboard practice station and need piano-style sustain control, an adjustable padded seat for long sessions, and a fitted cover to keep the keyboard protected from dust between uses.", "positive_items": ["B017DNZ3XK", "B07MZYNZ1C", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ca0478313295da6b2a73ee3", "partition": "shared_train", "query": "I\u2019m preparing my piano for a home recording session and need a practical setup to tune the strings precisely, capture clean audio through a USB interface, and monitor the performance comfortably while reducing surrounding sound.", "positive_items": ["B08B5W8K8S", "B07C48469S", "B0753X8MDJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ca15828ca8c9afe23f9b514", "partition": "shared_train", "query": "I\u2019m putting together a compact PA for small live acoustic shows, using several microphones, existing powered speakers, and a powered subwoofer. I need a mixer and the right XLR connections, including a split feed.", "positive_items": ["B077NTTM9K", "B075VHF7DQ", "B0B3NJ1TDB", "B01H8E58SY", "B0B31RCL2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ca16039de208226e5d94845", "partition": "shared_train", "query": "I\u2019m refurbishing my rock drum kit and need deeper, controlled tom and bass-drum tones, replacement tension hardware for secure fitting, and a practical way to carry my sticks to rehearsals.", "positive_items": ["B0002F4ZUO", "B0002F4ZU4", "B0002E1NK0", "B076BWPKRL", "B002LJPL5W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ca5cd12e6c02b5a6d782bdf", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric-guitar practice corner at home and need a starter setup, with a safe upright place to store the guitar and an adjustable stand for reading sheet music while sitting or standing.", "positive_items": ["B018PQJ33U", "B0B6P55RBN", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cb7148b4fe367b54aba5e0a", "partition": "shared_train", "query": "I\u2019m preparing a compact live singing setup with a clear vocal microphone, stable hands-free positioning, and an adjustable place to read lyrics or sheet music.", "positive_items": ["B00V8URXSS", "B00M6SJBZO", "B09B2PCLP1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cb87403c9c4d6c3a917b7fb", "partition": "shared_train", "query": "I\u2019m organizing a community theater benefit with vintage-style lead singing, backup vocals, and formal announcements from a lectern. I need clear, high-volume vocal pickup plus a flexible podium microphone for presenters.", "positive_items": ["B07B9LTFSX", "B00R57EXLI", "B00S9WSNWS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cbb695eb6f13d6ab5f7a0bc", "partition": "shared_train", "query": "I\u2019m preparing a small rock-band rehearsal and gig setup and need brighter Nashville-tuned guitar parts, reliable picking supplies, safe parking for multiple guitars, and a loud handheld rhythm accent.", "positive_items": ["B0BG95DG2H", "B0BPJ4Q6FJ", "B08JMQR2JK", "B01M2CARQU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cbe9133986bd541f2ef3796", "partition": "shared_train", "query": "I\u2019m setting up and maintaining a full-size violin and need a comfortable ebony chinrest, suitable rosin for reliable bow response, and a gentle cleaner to remove fingerprints and everyday grime without leaving buildup.", "positive_items": ["B0BR2KKDSM", "B07NKSZWLD", "B06XDBGL88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cc6f8ae36433102ed7e19c5", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable electric-guitar effects rig for rehearsals and small gigs, with expressive overdrive, versatile phaser tones, and a board with case for easy transport.", "positive_items": ["B0822X83YJ", "B00SKT45PY", "B004OK1G64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cc87808b1fa31112889bb7c", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-recording station for my laptop, keyboard, microphone, electric guitar, and effects pedals, and need adjustable laptop support plus reliable short and long connections for MIDI gear and instrument audio.", "positive_items": ["B00E05BPSW", "B00J0823FI", "B01DE4D4LU", "B077MJTG4K", "B07MJJ281Z", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ccf8d964d7cdb8a2e6c50c1", "partition": "shared_train", "query": "I\u2019m assembling a folk-blues setup for practicing guitar in a DADGAD-like tuning while accompanying myself with harmonica parts in D and E.", "positive_items": ["B0002E51SU", "B01AJGC27I", "B0002E51SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ce1b2afec0c24dc5ec7b14e", "partition": "shared_train", "query": "I\u2019m doing a full setup on my electric guitar and need to support the neck safely, check relief and string action, fine-tune the nut slots, restring it, install secure strap hardware, and keep my precision setup gauge protected between uses.", "positive_items": ["B07YK57N2M", "B079TLFL33", "B07PGMGJPN", "B07MCZ9S8X", "B0BPJ4Q6FJ", "B07VMXTRQ7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ce4b065be254b46f5404672", "partition": "shared_train", "query": "I\u2019m assembling a compact live percussion setup for gigs, with varied-pitch metal accents, a stand-mounted surface for small essentials, and protective storage for my wireless in-ear monitoring gear.", "positive_items": ["B004MW5BCE", "B0006GQ57K", "B09LJ2796G", "B0C8BJH2SK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ce552dd846a037a4d2c7a58", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small performance and need to replace its strings, tune it accurately without marking the finish, and have sturdy picks for playing.", "positive_items": ["B09R6KV6QX", "B07DWLYGKH", "B081592T7F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cfba5eb1a3f0792e872b55c", "partition": "shared_train", "query": "I\u2019m doing a full restringing session for my acoustic guitar and 7-string electric guitar, and need durable coated strings for each plus a smooth, reliable tool to wind them efficiently and remove bridge pins.", "positive_items": ["B098KXQJVY", "B09BF8XDF4", "B000EEH8LG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cfc7f72c2d3d01470dc5adf", "partition": "shared_train", "query": "I\u2019m starting a beginner violin practice routine at home and need learning materials with recordings, a stable way to read music, comfortable playing support, bow preparation, and reliable tuning.", "positive_items": ["B015HG7F3Q", "B06XDBGL88", "B0010KVPNU", "B00CGYFGES", "B000OD6NR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0cfcc6208748ccb30490cada", "partition": "shared_train", "query": "I\u2019m restringing my Floyd Rose electric guitar with a heavier-gauge set and want the right way to stretch the new strings and fine-tune the bridge intonation afterward.", "positive_items": ["B0085545YO", "B004MN9746", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d009b08e3c6176875e3578d", "partition": "shared_train", "query": "I\u2019m putting together a reliable live electric-guitar rig with classic wah tones, hands-free control of my compatible modeling amp, secure strap attachment, and a short, low-noise cable for connecting the effects chain.", "positive_items": ["B014PEZVKU", "B0B95V41NR", "B09N425TWM", "B01N9VNZPO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d19e5d527ace0824ba84492", "partition": "shared_train", "query": "I\u2019m recording an acoustic-led song and need replacement strings for a 12-string acoustic, a super-long-scale four-string bass, and a six-string electric set for Nashville tuning to create a layered, doubled guitar arrangement.", "positive_items": ["B07D5W5X3Z", "B0BTC9YJ2W", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d2229613452b21246f75e90", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for psychedelic and vintage-inspired tones, and need octave fuzz for wild layered leads, tremolo for rhythmic movement, plus short low-profile interconnects to keep the pedals neatly arranged.", "positive_items": ["B004U1QDL0", "B007T8OGLK", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d292e53fd160b2aeb1a06e1", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home bass practice area and need smooth, durable strings for my five-string bass, a padded strap for long sessions, and secure wall storage for several instruments.", "positive_items": ["B09VSJD5GP", "B076WLYMXR", "B084Q94CKL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d29feb4e7f226381446275e", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small live recording session and need to condition the fretboard, match its instrument signal, and connect it cleanly to the mixer with balanced cables.", "positive_items": ["B0928HW2P4", "B07N4365G6", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d2b5075077a9a1d7657e0c3", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record acoustic guitar and vocals, with a secure stand, assorted picks for different playing styles, a long balanced microphone connection, and MIDI connectivity for adding keyboard parts.", "positive_items": ["B0C3BSXX6N", "B0B3NJ1TDB", "B07MJJ281Z", "B08XYTW5S2", "B01LWMCH1U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d2f7a1eba5d32ebfa2f8915", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording space for voiceovers and music, and need accurate near-field listening, a stable adjustable setup for isolating the microphone, and wall treatment to reduce echoes and reflections.", "positive_items": ["B09Y1X5BSC", "B09YJ15XTT", "B06X6GR3BJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d318fe5e2fb981fa0220fa5", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live gigs and need to safely transport my stage speaker and cymbals, plus a dependable wired vocal microphone that cuts through loud drums and is easy to control onstage.", "positive_items": ["B08D8HCJVY", "B07XLVFHJ1", "B08H5845YF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d390a37d3e67da83504d014", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice and performance setup and need a way to connect my amp reliably, control compatible functions hands-free, and tilt the amp toward me while keeping everything stable and easy to transport.", "positive_items": ["B0075DO5K6", "B000K69UM8", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d3c77dafa89f30a985c22cc", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for home recording and practice: I need reliable strings for stable tuning, a secure way to play standing, and compact powered monitors for accurate playback and headphone monitoring at my desk.", "positive_items": ["B095XZJ99J", "B09BS25NJM", "B07DG3W8L5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d484ace5f4030cfc6f74479", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small gigs, and need dependable accessories for comfortable playing, secure movement, connecting to an amp across the room, and having plenty of grippy picks for both strumming and lead parts.", "positive_items": ["B09S2VB3KW", "B00RVE9X06", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d4ae2c14d842b3b65ef8a49", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice station for my electronic keyboard and need a height-adjustable playing setup with secure support, a padded seat with room for sheet music, and an elastic cover to keep the instrument protected between sessions.", "positive_items": ["B01B15JPCQ", "B017Z4V4XU", "B072WMPXMM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d583ff1ee14f63bddd2df1c", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for small live acoustic gigs and rehearsals, with organized padded microphone transport, a way to keep my guitar in tune, and reliable extra reach for connecting microphones to the mixer.", "positive_items": ["B007V5J6SE", "B00IFOTSJW", "B07C29Y3SG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d6645e30fb8a1b77035e97d", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and seven-string electric guitars for a recording project, needing durable coated strings and substantial, easy-grip picks for consistent playing.", "positive_items": ["B07YMPWC71", "B098KXQJVY", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d701ce1140653f52a3e5420", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic performance setup and need clear amplification for vocals and an instrument, balanced connections for microphones, and an adjustable stand to position the vocal mic hands-free.", "positive_items": ["B07T7ZSJXH", "B06X9KG3HW", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d765067fd503bfb8541e760", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar for regular playing and need to set the string action accurately, install a switched output connection, and add an adjustable shoulder strap for secure support.", "positive_items": ["B00NARHNCS", "B01FIFG4D8", "B004W7ZWB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d7dfc440b8e546d87b8a44e", "partition": "shared_train", "query": "I\u2019m refreshing an older drum kit for recording and need warm, durable batter heads for both a small rack tom and large floor tom, plus an easy removable way to add sizzle to a ride or crash.", "positive_items": ["B09X7Y9FC8", "B09PQRKJGH", "B09HCRTKL4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d83449c5f18f457926871db", "partition": "shared_train", "query": "I\u2019m assembling a compact, portable hybrid drum setup for live performances, with stable mounting for multiple percussion pieces, a pair of high-pitched auxiliary drums, a fresh 16-inch tom head, and protection for a double-pedal bass drum.", "positive_items": ["B003HGYYV0", "B002AMUQGY", "B000GGV2DM", "B00K7VE5MQ", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d881261baae3430d4cc5c43", "partition": "shared_train", "query": "I\u2019m putting together a portable setup to record warm, expressive slide-guitar parts, with comfortable replacement controls, clean wind protection for outdoor recorder takes, and reliable protection for my audio interface between sessions.", "positive_items": ["B0009EQMZE", "B08DJ1NVG7", "B016EO0N6Q", "B097RW5R3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d9810bd0f95ee90214c6c3d", "partition": "shared_train", "query": "I'm putting together an electric guitar practice setup and need an easy way to secure my strap, dependable picks, and a versatile amp with plenty of tones and effects.", "positive_items": ["B01KIJ6308", "B01DZ6FBBI", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0d9effebc9e90a79dd660f4d", "partition": "shared_train", "query": "I\u2019m setting up a compact audio rack for a small restaurant performance space and need to combine microphones with music sources, connect everything to the PA, and keep the rack-powered equipment protected and visible during events.", "positive_items": ["B0085ECHXQ", "B0014598WQ", "B07KGLKFDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0da276fd7f894ddea3fecacf", "partition": "shared_train", "query": "I\u2019m putting together a small live set blending Eastern European and other folk melodies with blues and organ-like harmonica parts, plus hand percussion, so I need several complementary harmonica tunings and a versatile shaker setup.", "positive_items": ["B06XGS3D3S", "B0BRSQDDYY", "B08XTNS9T5", "B00E0NR2DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0daa554cf7793b8076e986c6", "partition": "shared_train", "query": "I'm setting up a compact guitar practice and small-performance space with reliable instrument connectivity, a way to transport and protect my 3/4-size acoustic guitar, and neat wall storage for keeping instruments safely accessible.", "positive_items": ["B09396NY1C", "B07VWSB34H", "B00LTDOIXW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0dad246f0a1325746e0ce044", "partition": "shared_train", "query": "I\u2019m setting up a flexible acoustic songwriting and jam session where I can transpose guitar parts quickly, experiment with virtual instruments, try different pick textures, and add hand-played bass and snare rhythms.", "positive_items": ["B09NWCD36N", "B08FDBCYHL", "B00CPLODUU", "B0BHXN9QYZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0dbaa7eb80b5d8bd8d3099d3", "partition": "shared_train", "query": "I\u2019m preparing a layered recording with my super-long-scale four-string bass and six-string guitar: I need a bright, reliable bass set, a matching .028 replacement string for backup, and a light Nashville-tuning guitar set for doubled parts.", "positive_items": ["B0BPJ4Q6FJ", "B07FL9G2J2", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0dbc45592de8ca270fdbf35d", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic video session and need stable stands for microphones, a way to connect a compact stereo mic to the mixer, and a direct box for the instrument.", "positive_items": ["B0064RIB9A", "B0027V760M", "B01DN7OC00"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0dd465db2c583e498aa19fbd", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station for singing and rap demos, and need a sensitive studio mic plus dependable balanced connections for routing audio between my recording gear and monitors.", "positive_items": ["B00HK1NXUG", "B06X9KG3HW", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0dd792aea8bb4b9d11909f01", "partition": "shared_train", "query": "I'm setting up my electric guitar for gigs and need to preserve treble while rolling back volume, wear it comfortably, and keep picks, a tuner, drink, and small essentials organized at the microphone stand.", "positive_items": ["B00UI3N5QK", "B09V91H5XM", "B00YJ5C46K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0de8937f77f27d3fff6993a0", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need to replace its worn input area with reliable gold hardware while also adding secure strap attachment points for regular playing.", "positive_items": ["B06XG21X1X", "B000P1RB9C", "B003AYNEII"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0df1adafc862fce46d905c89", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly left-handed electric guitar setup for practicing songs, with hands-free sheet music support, dependable picks, and a long cable for connecting the guitar to my amp.", "positive_items": ["B004MM8OYQ", "B0064BCRQE", "B00U99VVDM", "B08T2N1WZR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e007836fe50dd191dc1b5d8", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for playing and recording acoustic-electric guitar at small evening gigs, with easy tuning, comfortable hands-free support, and a distinctive stage-ready look.", "positive_items": ["B07FL2P1FQ", "B08C742LD6", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e0667c51a6c6e74a3cc4ed4", "partition": "shared_train", "query": "I\u2019m refreshing and customizing my five-string bass for regular playing: I need fresh bright strings, a way to connect it to my amp, finish cleaner, string protection against tarnish, and a removable shark-tooth accent to cover a small blemish.", "positive_items": ["B07WW5PKCP", "B09KZLRHQW", "B08RYWS44M", "B07NP7HF7X", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e0b70df4dc55df41b5cfcb4", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable practice station for my Casio CTK-541 keyboard and need reliable power, a sturdy height-adjustable folding support, and a padded adjustable seat for playing at home or on the go.", "positive_items": ["B004TXDJRK", "B00KMA0R38", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e1e1b64cec59193d3bf1250", "partition": "shared_train", "query": "I\u2019m assembling a portable street-performance setup with a right-handed solid-body electric guitar platform, a removable acoustic guitar pickup with output jack, and a battery-powered multi-channel amp for outdoor audiences.", "positive_items": ["B0733QJZQZ", "B00H40VYPY", "B07BNWCMH1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e319339b7d7189b72c69f66", "partition": "shared_train", "query": "I\u2019m assembling a portable live-music rig and need a compact midrange speaker component, flexible tone shaping with feedback control, and a rugged case to organize and transport my pedalboard.", "positive_items": ["B002HHLO36", "B001BZU7C4", "B0002E513U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e3cd22d3970050270892d99", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for live playing and need a smooth tube-style overdrive, a compressor for sustain and dynamics, reliable tuning, clean signal buffering for multiple pedals, and an extra boost for solos and balancing guitars.", "positive_items": ["B00AHEWBM4", "B0C61YYGT9", "B015XDJB9E", "B06ZYJ4M3H", "B00KCXEFYC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e3da18c7671c07f3cbcbaa2", "partition": "shared_train", "query": "I\u2019m preparing to record acoustic guitar and vocals at home, so I need a warm, clear vocal recording setup, long-lasting light-gauge strings for a fresh guitar sound, and reliable case humidity protection to keep the instrument in good condition.", "positive_items": ["B0BPKTYTPQ", "B00GPL38SE", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e439556fa1cee49d82cb6ee", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for small evening gigs and need a comfortable adjustable strap, a secure way to attach it, and medium picks that are easy to find in low light.", "positive_items": ["B00IPHSRN2", "B07FYPBL6K", "B09V9172YN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e447259e17797a4a7a481d5", "partition": "shared_train", "query": "I\u2019m getting my single-cut electric guitar ready for gigs and need reliable transport protection, a safer strap connection, and fresh strings for consistent playing.", "positive_items": ["B01LYJMH9P", "B00H35YIJE", "B0716LQ99L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e4825875134c361eb2fcdf5", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for regular rehearsals and live shows, and need fresh bright strings, a durable adjustable strap, and reliable hardware to keep the strap securely attached.", "positive_items": ["B0064RTS0G", "B096K2LZKH", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e4ef7c2cee826a4a1c7ae57", "partition": "shared_train", "query": "I\u2019m setting up a small home karaoke system and need reliable microphone connectivity, a way to split stereo audio into two mono inputs, and protection from ground-loop hum.", "positive_items": ["B00L9RAG0W", "B00L9R9YVO", "B07MZVPJ4Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e54e5a511e8c5ccf773ac84", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster for a reliable live setup and need a new bridge pickup, a pedalboard signal buffer, and a compact, secure stand for rehearsals, storage, and gigs.", "positive_items": ["B07PP6DZDZ", "B06XVQ6X4J", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e5eb7cbaf6dae337e23f78b", "partition": "shared_train", "query": "I\u2019m refreshing my rock drum kit for a controlled, punchy sound: a damped 20-inch bass head with double-pedal protection, a 13-inch tom resonant head, and a dark, responsive 14-inch snare with adjustable damping and new brass wires.", "positive_items": ["B09HCXSWD1", "B00TQ9MG9Y", "B0002D0LSG", "B0BL2W52CK", "B09HD48CZN", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e6550fccb30e9f9340b0428", "partition": "shared_train", "query": "I\u2019m setting up a slide-guitar rig for practice and small gigs, with a glass slide, reliable connections between my guitar and effects, and the correct power supply for the pedal.", "positive_items": ["B00NO3BW48", "B0006V6SB8", "B01DE4DTAG", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e6b0bf02030df1bf8d3f457", "partition": "shared_train", "query": "I'm setting up a retro dance party and need a rotating mirrored light effect with its spotlight, plus reliable protection and a long XLR connection for a handheld microphone used for announcements or singing.", "positive_items": ["B00PKFAN5W", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e715877c91fe2d9eb9303b4", "partition": "shared_train", "query": "I\u2019m getting my Jazz Bass ready for long rehearsals and need a comfortable shoulder strap, a secure attachment system, and replacement black control knobs.", "positive_items": ["B0B8Z34Y9M", "B096K2LZKH", "B01FX69CHW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e73c245cbd81b2e658935b8", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string electric guitar for aggressive, clear metal tones by upgrading the bridge electronics, improving the nut and controls, and restringing it for a reliable setup.", "positive_items": ["B0064RTS0G", "B073RHQS1Y", "B01L8C14VW", "B07YTQCRB6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e75f83028d2fdd1cf0ad559", "partition": "shared_train", "query": "I\u2019m setting up a versatile electric guitar practice setup for rock, blues, and metal, with an easy-to-use amp, several pick thicknesses to try, and durable heavier-gauge strings.", "positive_items": ["B00EM5UOE6", "B09NWCD36N", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e7e06e0dfa9e25eec6c1797", "partition": "shared_train", "query": "I\u2019m building a portable PA rig for small live performances and need rack gear to shape tone, control dynamics, reduce feedback, and power the speakers.", "positive_items": ["B003HZPKSM", "B076DNQXGJ", "B0741VTWRK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e8d47e6fac819ac930142be", "partition": "shared_train", "query": "I\u2019m preparing my five-string bass rig for a small live performance and need fresh bright strings, quiet isolated power for several effects, and a reliable cable to connect a vocal mic to the PA.", "positive_items": ["B01N0ANOU1", "B01L3JPHIG", "B0BPNMSDGB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e904f1b9163478948e1b92e", "partition": "shared_train", "query": "I\u2019m refurbishing a compatible Strat-style electric guitar and need a vintage-style bridge, gold replacement screws for the tuners and string tree, chrome pickguard fasteners, plus a passive DI box for connecting the instrument to audio equipment.", "positive_items": ["B00356J8KE", "B00GESEQ4S", "B005SGA8DU", "B003AYI87A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0e97c36bd96d9b19b403a5c8", "partition": "shared_train", "query": "I\u2019m upgrading my import Les Paul-style electric guitar for aggressive metal and hard rock: I need high-output neck and bridge humbuckers, matching mounting rings, compatible metric control knobs, precise non-slip picks, and a comfortable adjustable strap.", "positive_items": ["B07PMLJ8PT", "B000T0EL5G", "B09B4SX1VM", "B0953JQGXQ", "B0002HU7QI", "B00OP8UDV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0eb3043deda05117ffe68299", "partition": "shared_train", "query": "I\u2019m setting up a small roundtable podcast and need a way to mount several microphones together, keep handheld mics protected and hygienic, and connect each microphone to my audio equipment with clearly identifiable short leads.", "positive_items": ["B0002ZO5Z4", "B0BH49Q6ZS", "B07P7JY3X1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ecc73d04fe90ccd4f65bee8", "partition": "shared_train", "query": "I\u2019m setting up my guitar for long rehearsals and live playing, and need comfortable shoulder support, reliable strap security, and durable picks for precise playing.", "positive_items": ["B00H35YIJE", "B09R3KNKKG", "B000TGSM6E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ee2bcd7546f5d54c5b2cdea", "partition": "shared_train", "query": "I\u2019m putting together a portable LED lighting setup for small gigs and need an easy way to program several color fixtures, carry the controller and related equipment, and protect and transport the lights between venues.", "positive_items": ["B014QYBBMQ", "B0080HYFTM", "B00BMFNL2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ee358a1f99bd85a42e2861e", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic bass for a small home recording and rehearsal setup: I need new strings, reliable tuning, pick-friendly playing, and the right cables to connect the instrument and audio equipment.", "positive_items": ["B0178LFPXU", "B0002Z2C9A", "B00RVE9X06", "B00646MZHK", "B01M5CXH65"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ee624a1cd39f1567d699e62", "partition": "shared_train", "query": "I\u2019m refurbishing my clarinet for regular playing and need to improve joint fit, replace worn corks, and protect the wooden instrument from drying out while stored in its case.", "positive_items": ["B00CNGW9US", "B0010XSZ3A", "B01M5D3MV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ee92ce3479403efaa65b32b", "partition": "shared_train", "query": "I\u2019m putting together a small live recording setup for rehearsals and performances, with enough inputs for several microphones or instruments, balanced short connections between rack gear, and long shielded XLR runs to the stage.", "positive_items": ["B00O5ELCTU", "B01H8E4U5G", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ef46c84817f50c57e737b52", "partition": "shared_train", "query": "I\u2019m setting up a low-volume home drum practice kit that lets me rehearse grooves quietly while adding hands-free tambourine accents on the drum and hi-hat, including a quick muted effect for rhythmic changes.", "positive_items": ["B00HJOTN4E", "B076Z3W6HQ", "B07685T8FT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ef886e59ffa5e58115afb3a", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for bright, sustaining tones and regular practice, and need light-gauge strings, comfortable picks for playing, and a reliable cable to connect the guitar to my amp.", "positive_items": ["B09GWVFHR5", "B0BG95DG2H", "B0B28X36H2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0efa6c8342447441f832d01f", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for electric guitar and vocals, and need fresh strings plus versatile microphones and a long XLR cable.", "positive_items": ["B07DWY7R2X", "B07NX24XGY", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f034560b9b778770bd0c550", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic performance and need a reliable wireless vocal setup, a cable to connect it to the PA, and a stable stand to keep two guitars ready between songs.", "positive_items": ["B01M8IGZBO", "B075RTNGWX", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f0680bbceea72446e3299eb", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for layered guitar parts and need to restring my 12-string acoustic, create a Nashville-tuned doubled texture, keep a dependable medium-gauge electric setup, handle the restringing cleanly, and connect everything for direct USB recording.", "positive_items": ["B095XZJ99J", "B005OZE9SA", "B0BTC9YJ2W", "B08R5GM6YB", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f07e4dddeadd03b56f3b615", "partition": "shared_train", "query": "I\u2019m restoring an Epiphone/Les Paul-style electric guitar and want a coordinated hardware and electronics refresh: replace the pickup surrounds and pickguard support, install a smoother volume control with compatible knobs, and improve tuning stability with a black roller bridge.", "positive_items": ["B07KXDRY54", "B07MXPQKGB", "B07ZMNY3K7", "B07T41F22R", "B07PJCH3MH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f12628a608fdd6eec030b2f", "partition": "shared_train", "query": "I\u2019m outfitting a beginner percussion ensemble for a school recital and need versatile keyboard and marimba mallets for contrasting dynamics, plus slim sticks suitable for playing timbales.", "positive_items": ["B001VSCGQQ", "B07N5JRJ1D", "B000T0AU60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f19a539c4bb9addf00698d6", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and need supplies to restring it, measure the string height, clean the fretboard, keep picks handy, and mount the instrument securely in my home studio.", "positive_items": ["B0BKZ3GCGR", "B01K1EJQ9U", "B08DM9NFLH", "B0B8Z6XZ8P", "B00JJIBUQW", "B093YKLWVN", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f24eeaba18a7583d5024e99", "partition": "shared_train", "query": "I\u2019m preparing my Hammond SK2 for a live gig and need a protective custom-fit transport solution, authentic swell-style volume control, and reliable onstage monitoring for my keyboard performance.", "positive_items": ["B00ULKJ2ZI", "B005428AXI", "B0BNP6LV7H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f261fc9c536ba4eb247c218", "partition": "shared_train", "query": "I\u2019m assembling a compact drum setup for recording and live practice, needing a sensitive, projecting snare plus warm, resonant coated heads in several small diameters for the snare and auxiliary drums.", "positive_items": ["B0002ORMSW", "B07NDZD9Z4", "B0B4SFKS4X", "B000GGV2DC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f281eda9975e42774ae2737", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar-and-vocal rig around my Vox VT amp: I need reliable hands-free tuning, foot control for tones and effects, a way to mount a microphone securely, and a long balanced cable to reach the PA.", "positive_items": ["B075MPFFRV", "B0BXT41VYY", "B092LF6RLS", "B09N425TWM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f2a23a74aa28f901aecb2bb", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar practice and performance setup where I can add warm amp-like drive, shape solos with an expressive foot-controlled wah, and record or overdub looping ideas with easy hands-free control.", "positive_items": ["B0002E4Y2E", "B0716QP8SR", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f2b4d1d3d186bc6c781c344", "partition": "shared_train", "query": "I\u2019m preparing for an orchestra rehearsal where I\u2019ll conduct and play a reed woodwind, and need dependable reeds, joint-cork maintenance, and a lightweight baton for directing the ensemble.", "positive_items": ["B06XNN3YHB", "B00FQ10MWY", "B00TH47Y4A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f3d5f45656f076001547ba3", "partition": "shared_train", "query": "I\u2019m refurbishing a left-handed Fender-style electric guitar and setting up a small effects pedalboard, so I need a replacement nut, pickup and switch hardware, plus cables for connecting everything.", "positive_items": ["B07C855XSB", "B0043NQV2G", "B0025PM6DM", "B0040J29JW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f3e9333a0d73d0afb39616e", "partition": "shared_train", "query": "I\u2019m restringing my 12-string acoustic guitar and want warm, balanced extra-light strings, a capo for easy chord changes during practice, and one ergonomic tool to wind, cut, stretch, and remove bridge pins.", "positive_items": ["B00H4PEMM6", "B0BTC9YJ2W", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f41d1fb45bcf44a80f01592", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record an original song with refreshed bass tones, amplified guitar, live vocals, and programmed parts, while routing everything together for mixing and creative effects.", "positive_items": ["B0B7C7PYVC", "B0C62DP9WQ", "B0BT84L82P", "B0BPNKJQRF", "B0BSCGXCVP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f4dea287bd870bc169514a1", "partition": "shared_train", "query": "I\u2019m refreshing my snare setup with a durable, controlled playing surface, a responsive resonant head for tuning and sensitivity, and a realistic practice surface for quiet technique work.", "positive_items": ["B0B2TND26L", "B09HL6MZ45", "B0BKZ61YJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f5332133a58fd86f5f0d0af", "partition": "shared_train", "query": "I\u2019m restoring an American-style Stratocaster for stage use and need a replacement five-way pickup selector with mounting hardware, new string guides with their hardware, and an adjustable USA-flag guitar strap that attaches to existing strap buttons.", "positive_items": ["B0B8Z6192W", "B0B92LPGD2", "B06WD6VNN3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f539a027347fef39cb115ca", "partition": "shared_train", "query": "I\u2019m building a disciplined practice routine for tenor saxophone and clarinet, with an improved tenor setup, mouthpiece tooth protection, and dependable tempo guidance for scales and repertoire.", "positive_items": ["B07F2JVGVM", "B07MV2ZQ9F", "B0002F6ZJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f5b2ffdfc0282f7c96d4456", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for heavier rock: I need brighter, cleaner strings, a conditioned fretboard, a comfortable secure strap, and a red high-output pickup upgrade with adjustable tone.", "positive_items": ["B07SPHH7TD", "B09YDBKT7M", "B0928HW2P4", "B01FHF4EV8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f64f58a80a943a31f5a7a83", "partition": "shared_train", "query": "I\u2019m setting up a small studio to record an acoustic live session with spoken introductions, lead vocals, and detailed guitar or percussion, so I need microphones suited to broadcast-quality speech, vocals, and instrument capture.", "positive_items": ["B0B89ZSYS7", "B094NDQRJQ", "B019JX565C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f654434342767cd5e1f75a0", "partition": "shared_train", "query": "I\u2019m setting up sound for a small community conference and need compact PA speakers, reliable mixer-to-amplifier connections, and a multi-channel wireless system for several presenters using hands-free microphones.", "positive_items": ["B0713QTZ54", "B07YHQTSZL", "B09397FWYW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f68f305804ff6db3f628a48", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard and need a buffer to preserve my tone, plus assorted short, low-profile right-angle patch cables in several lengths for neat, flexible connections between pedals.", "positive_items": ["B073WT26MN", "B073WTPXSS", "B017XHTTJ0", "B017WAK23K", "B01AWWYH86"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f8eae35d825475cd28e2961", "partition": "shared_train", "query": "I\u2019m setting up a small live performance and need a compact way to route several stage microphones to a mixing position, with a flexible multi-channel mixer that offers onboard effects and USB recording, plus reliable balanced XLR connections.", "positive_items": ["B0037036QA", "B00IKVCVNK", "B00O5EKZ9I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0f9d4c57ef861d5d2511764f", "partition": "shared_train", "query": "I\u2019m setting up a home vocal-recording station and need to connect my microphone to a computer, reduce harsh plosive sounds, and capture clean analog audio for songs or spoken recordings.", "positive_items": ["B0023BYDHK", "B08DBDD6CM", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0fb912c4fec30a4dd890058e", "partition": "shared_train", "query": "I\u2019m preparing a small live bluegrass performance and need reliable pitch changes for banjo or mandolin, a powered PA with stand and cable, clear onstage monitoring, and padded transport for the mixer and related gear.", "positive_items": ["B07DLC8CQZ", "B07YPQHLM2", "B0BQSK8C5T", "B01M8N618U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0fda5ddd078801a5e3a19857", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style guitar and matching amplifier while setting up a small recording rig, so I need replacement pickup covers, a correct amp badge, short microphone connections, and a multichannel cable snake.", "positive_items": ["B075VHFRSD", "B0718SVVNR", "B07S6TN1D5", "B0C6J2DPBW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0fdb2a1d5cca8c2a9444fafc", "partition": "shared_train", "query": "I\u2019m starting a tenor ukulele practice project and need a complete setup for learning and traveling, including an instrument with basic care and tuning essentials, durable replacement strings, and an adjustable capo for playing songs in different keys.", "positive_items": ["B076JNLH8K", "B00HYM9MP6", "B00WJ3GS16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0fdda67c8d913a271c227597", "partition": "shared_train", "query": "I\u2019m preparing for a small live music set with guitar, keyboard, and hands-free vocals. I need quick guitar key changes, reliable strap and cable security, a padded way to transport an 88-key keyboard, and a wearable microphone.", "positive_items": ["B076ZSHQ47", "B0C4SP3PH1", "B017DNYX2W", "B0BSC9T1BY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0fe301ca1f0a1603f09e87fe", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster with a coordinated gold hardware upgrade: improve tuning stability and tremolo coverage, replace the bridge and input hardware, refresh the neck mounting hardware, and securely attach the strap for dependable gig use.", "positive_items": ["B005SGA8DU", "B06XG21X1X", "B003BFYAC0", "B000P1RB9C", "B005SUVOZW", "B00D7DZ2HI", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0fed04f8e4ff6c2675507db9", "partition": "shared_train", "query": "I\u2019m preparing a small live band set and need a simple setup for keeping my guitar secure, connecting it, tuning quickly, and miking several singers or instruments.", "positive_items": ["B0BPLFP5P6", "B07C91JT14", "B00RVE9X06", "B000EEHKVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0fed6e27601b495676ea5cd1", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic Latin-folk performance and need complementary six-string guitars\u2014one with reliable onboard amplification and one warm unplugged tone\u2014plus hand percussion that can add rhythmic accompaniment for rehearsals and live playing.", "positive_items": ["B00B5LCI7G", "B0747B796H", "B00B5LB5MA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ff5c45d268696426c3fb001", "partition": "shared_train", "query": "I\u2019m refreshing a small rock band\u2019s rehearsal setup with warm, comfortable strings for electric guitar, a bright, balanced set for five-string bass, and pedals for smooth volume swells and swirling modulation.", "positive_items": ["B0002D0870", "B01C5TC6O6", "B0002H0S62", "B0B1989GQS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-0ff7c57d42e7bc41d2873c74", "partition": "shared_train", "query": "I\u2019m setting up audio for a small conference or town-hall event using the venue\u2019s existing speakers: I need podium and hands-free presentation microphones, wireless handhelds for audience Q&A, plus equipment to amplify, shape, and control feedback.", "positive_items": ["B0BLM212RK", "B07MG8HHNG", "B0BSB847BR", "B0002E513U", "B003HZPKSM", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10046297a81747239a9f2011", "partition": "shared_train", "query": "I\u2019m organizing a small mobile music rehearsal and need a quality drum shell foundation, enough mixing capacity with built-in effects for multiple sources, and rechargeable portable amplification for sharing the sound in different locations.", "positive_items": ["B015RQEAW0", "B091G25GWV", "B001H3EV9K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10058751b8005965f7e6d1bb", "partition": "shared_train", "query": "I\u2019m setting up a simple home podcast and voice-recording station using a dynamic USB/XLR microphone, a compact mixer with computer connectivity, and dependable balanced cables to connect and route the audio cleanly.", "positive_items": ["B06X9KG3HW", "B005EHILV4", "B0BV2F2YFC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-100b54a39d02d2a22717c688", "partition": "shared_train", "query": "I\u2019m putting together a compact travel rig for practicing and performing with an acoustic-electric guitar, including a safe way to support the neck while restringing, settle in new strings, and elevate and mic the amp.", "positive_items": ["B00NOT94O2", "B084R8QD1K", "B07NC5ZKS9", "B0085545YO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-101df67acf81b136b63e830c", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic guitar-and-mandolin performance setup: I need a sound-hole pickup for the acoustic guitar, a secure adjustable strap for the mandolin, and reliable support and cabling for miking and amplifying the instruments.", "positive_items": ["B017NT392Q", "B01DE4DPSC", "B004UJO41S", "B0B8LYBTXZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-102260bcd73fbf03d2f2a8f7", "partition": "shared_train", "query": "I\u2019m upgrading an Epiphone Les Paul or SG-style electric guitar for reliable tuning and improved intonation, then want a compact tube amp for practicing and shaping classic guitar tones at home.", "positive_items": ["B0919HG8S7", "B07RLVH6H4", "B073RTT48C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1024eb03f5582f9c80daee4d", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic guitar rehearsal and want supplies to restring a guitar, keep several instruments safely displayed, and provide varied picks for players.", "positive_items": ["B09BF8XDF4", "B00IPH8MD2", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1026255f8212c5fa06c4bc11", "partition": "shared_train", "query": "I'm putting together a portable electric guitar practice setup for travel and dimly lit playing: I need long-lasting light-gauge strings, easy-to-find picks, and a compact amp for casual practice.", "positive_items": ["B0BKZ2W9PQ", "B017JK7O7K", "B07DWY7R2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1026ee8fddb1c56dcc4e7459", "partition": "shared_train", "query": "I\u2019m refurbishing a large drum kit and need a replacement 16-inch tom head, a reinforced 26-inch bass drum head, and a properly sized bag to protect the bass drum during transport.", "positive_items": ["B001OE12Z8", "B007MCRW5U", "B00K7VE5MQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1036bfaed1e4f0e6e2d66af4", "partition": "shared_train", "query": "I\u2019m preparing for a percussion rehearsal and concert, and need reliable pitch and rhythm practice, suitable mallets for expressive timpani parts, and a durable way to organize and carry my playing essentials.", "positive_items": ["B07TQV58MC", "B07BC4KMQK", "B0CF797FLB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-103d06e474d435caae613dcb", "partition": "shared_train", "query": "I\u2019m setting up a solo acoustic performance and need a stable adjustable stand for hands-free vocal mic placement, a secure clip to hold the microphone, and a reliable strap to keep my guitar supported while I play.", "positive_items": ["B0B8M5FJ9W", "B017NT392Q", "B00347A44I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-103d22ed1e3cce22ba412466", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for a small amplified performance and need fresh warm-sounding strings plus a reliable setup for connecting it to a powerful acoustic amp.", "positive_items": ["B0BTC9YJ2W", "B07T7ZSJXH", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-104683cd64d7a39746acb8a9", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for gentle folk and fingerstyle playing, with low-tension mellow strings and removable, nature-themed inlay accents for the headstock and fretboard.", "positive_items": ["B079T9KWGQ", "B085LJLR4Q", "B08B6BSPHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1048881c00ea25a7b9372c93", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style electric guitar and need supplies to level and shape the fingerboard, fit a replacement nut, and safely protect the finished Telecaster- or Stratocaster-style instrument during storage and transport.", "positive_items": ["B07593G916", "B076KP6PKT", "B09PJ3N73Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-104de2bfdf803e382fc0da2a", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar for live playing and need parts for rewiring the controls, mounting pickups and bridge hardware, plus comfortable carrying, reliable amp connection with quiet instrument changes, and sturdy picks for rehearsing and performing.", "positive_items": ["B0B2T1LF1L", "B0B8F6LD9F", "B003AYK14S", "B07226MCY6", "B00OF7FK8Q", "B0B8Z6MMNT", "B0BR2N43GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1052efd333023feab93fe963", "partition": "shared_train", "query": "I\u2019m building a compact desk podcasting setup and need an adjustable clamp-mounted way to position my XLR mic, a short reliable balanced connection, and a USB interface for clean gain, mute control, and computer recording.", "positive_items": ["B0BZQWH1KK", "B085RTZN3G", "B07NP57SC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1057148ddb86188418fff739", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record and produce songs, with a USB interface for audio input, a small keyboard for virtual instruments and beat programming, and clear nearfield speakers for mixing and playback.", "positive_items": ["B09Y1X5BSC", "B0BK6MQF3Z", "B08FDBCYHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-105dcf36983d0afc412cfa4c", "partition": "shared_train", "query": "I\u2019m getting my bass-and-drums setup ready for a small live gig and need smoother, warm-sounding bass strings, a comfortable adjustable strap, and a way to keep several pairs of sticks attached to the cymbal stand.", "positive_items": ["B0B7C6VWMZ", "B0BKZ7LF6F", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1060875d0563301709300a9a", "partition": "shared_train", "query": "I\u2019m refreshing my baritone ukulele for regular playing and need compatible DGBE strings, a way to clean the strings and fingerboard, plus varied picks for strumming and experimenting.", "positive_items": ["B07BHJH2Y8", "B09YDBKT7M", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1063815b5648bf4cc9a9a0e4", "partition": "shared_train", "query": "I\u2019m getting my steel-string acoustic ready for an open-mic set and need reliable fret changes, quick on-instrument tuning, a comfortable adjustable way to carry it, and upgraded bridge pins for a tone-focused setup.", "positive_items": ["B073XT7NDT", "B0158GWWJ2", "B09V91H5XM", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1068ceb2eee3c0ba7dbd04fc", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar for live playing and need fresh long-lasting strings, reliable tuning hardware, and an onboard pickup system with EQ, volume control, and a tuner.", "positive_items": ["B07L92CFHW", "B01N77TIYZ", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-106d62f5246fd2bff749db7e", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster for home practice and casual jams: I want a mint-green visual update, comfortable non-slip picks, and a compact setup that lets me plug in and play immediately.", "positive_items": ["B00P6ZOPP0", "B07HR8NMV5", "B0BCXRXTNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10711a6257470a3097f120e7", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and performance station for several instruments, with secure vertical storage, a comfortable adjustable strap for playing, and durable picks suited to heavy riffing.", "positive_items": ["B0C3LJCY6S", "B07G98F55T", "B07YMFXRX5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1074fe6367391859776b1c2d", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for live folk performances and need a warm-sounding restring, a comfortable quick-release way to wear it, easy strumming picks, and a reliable capo for changing keys without constant retuning.", "positive_items": ["B07XP6MHQT", "B01MRJUB7Z", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1077c573aa259086f643857e", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar performance and need a secure way to display several guitars, keep them precisely tuned in dim lighting, and have assorted picks conveniently accessible while playing.", "positive_items": ["B0C9NGP88D", "B07Q6XMDHN", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-107f1f02ab7b412eca8de1cd", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need replacement headstock string guidance hardware, assorted mounting screws for the electronics and trim, plus a folding stand to keep it safely supported during and after the work.", "positive_items": ["B0C33K2S3F", "B078PG7NBY", "B0B29LK8QD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10836c65eed2588574217a67", "partition": "shared_train", "query": "I\u2019m setting up a flexible home rehearsal rig for electric guitar, with a versatile amp that can also handle bass or acoustic instruments, a long cable, heavier-gauge replacement strings, and a foot controller for effects and looping.", "positive_items": ["B001ODMYO2", "B01822J05S", "B01DPCONFM", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10887ccb79f909735b93c1ca", "partition": "shared_train", "query": "I\u2019m putting together an electric guitar setup and want to handle fretboard leveling during the build, then shape a smoother, more even playing tone through an analog compression effect.", "positive_items": ["B07ZW1GBVT", "B07593G916", "B07LFVBFCW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1093b1ab6e636c43e44962d8", "partition": "shared_train", "query": "I\u2019m setting up a small live concert and need a reliable stage-to-mixer wiring system with split feeds, enough channels for performers, and assorted balanced XLR cable lengths to connect microphones, rack equipment, and powered speakers across the venue.", "positive_items": ["B098PJTYT9", "B001IUQ6OA", "B01JPA0JQU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10a06f2048c71b11c6dd3287", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar setup for small live gigs and need portable effects mounting, a reliable long instrument connection, and organized transport for two speaker stands.", "positive_items": ["B0822X83YJ", "B09JJ784V5", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10a0c5b30a371431cf21568b", "partition": "shared_train", "query": "I\u2019m giving my electric guitar a full refresh: replace its strings efficiently, polish and condition the fretboard and frets, restore a protected glossy finish, and secure the loose control toggle hardware.", "positive_items": ["B07DWY7R2X", "B019PW4662", "B0BT3B7GTY", "B07B8WL33G", "B0B8YWPB3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10a4016ae147933084d87161", "partition": "shared_train", "query": "I\u2019m putting together a reliable live guitar rig and need to improve tuning stability, keep my strap securely attached without replacing the existing buttons, and power several effects pedals with different voltage requirements plus a few other stage devices from one organized setup.", "positive_items": ["B08PBNXZYP", "B07KYX3S8X", "B06ZXWZKC3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10b2b7a83b221af5e253d15b", "partition": "shared_train", "query": "I\u2019m restoring a six-string electric bass and need reliable replacement tuning hardware, a matching six-string bridge, and fresh control knobs for the volume and tone controls.", "positive_items": ["B07DMXPSF5", "B078RF57FW", "B09MQGL896"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10b4b7d57a30ac26fb7b45f3", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for community presentations and small events, with hands-free microphones for two speakers, a display mounted at a comfortable height, and a padded bag to transport the audio equipment.", "positive_items": ["B079Z72D57", "B0002D0QAE", "B00TJ2FKZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10c6d874c2ce710667282538", "partition": "shared_train", "query": "I\u2019m building a custom solid-body electric guitar and need parts for a reinforced neck, heavier-gauge strings, hardtail bridge, 9V battery compartment, five-way pickup control, and a blank pickguard I can cut and mount securely.", "positive_items": ["B00XHGVHL0", "B00GESEQ4S", "B0B8Z6192W", "B07F5D1XLV", "B00EQ25C7Y", "B00BGZ10UM", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10cb468978472dee77e0f274", "partition": "shared_train", "query": "I\u2019m setting up a compact live recording rig and need to route six microphone channels and two balanced monitor returns across a 20-foot stage run, with adapters for joining XLR connections and converting XLR to 1/4-inch TRS.", "positive_items": ["B0C5LYJXLR", "B01DK1ZGSQ", "B0149GFCX0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10d32db7ab9618e3daf8ee1f", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station for demos and need a warm-sounding condenser mic, a USB interface with quality preamps, and a long shielded balanced connection for clean signal transfer.", "positive_items": ["B019JX565C", "B097JDV3FW", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10dca87b5cc2af422447fef4", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for blues practice and small performances, and need supplies to keep the finish clean, connect reliably to an amp, and explore bright slide tones.", "positive_items": ["B01DE4DVO0", "B0BR2Q367S", "B07WW5PKCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10eb986567bd00dd092f89bf", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice corner at home and need portable amplification, a secure place to park my guitar, and a reliable connection from the instrument.", "positive_items": ["B0BXBFG6BX", "B08KRDKZ6K", "B06Y2W66F5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10ebf7d3ee03e585b3a23791", "partition": "shared_train", "query": "I\u2019m setting up to learn electric guitar at home and need a beginner-friendly instrument with a cable to connect it to an amp, plus durable heavier-gauge replacement strings for regular practice.", "positive_items": ["B08TVWY2WY", "B0BSGM6CQ9", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10f120534fa20d0e762ef5e9", "partition": "shared_train", "query": "I\u2019m setting up a quieter violin practice space and need essentials for smooth bowing, reduced volume, and holding my sheet music comfortably.", "positive_items": ["B000OD6NR2", "B07M81HC4C", "B06XDBGL88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-10ff640b1269b9dbcf948d3b", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal recording station and need a studio-quality condenser microphone, a stable adjustable desktop stand, and balanced cables to connect it cleanly to my audio equipment.", "positive_items": ["B00LOAASPC", "B08Z5ZQB7F", "B019JX565C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11108cf55a7cc16cc9d4d801", "partition": "shared_train", "query": "I\u2019m recording a gritty western-blues demo and need a compact setup for shaping electric-guitar overdrive, adding a rattling horse-jaw style percussion accent, and positioning a microphone securely in a low-profile space.", "positive_items": ["B0007CXIG4", "B000EEJBHU", "B08ZS2JWY3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1112a4f7cdfcaa0cbd94c4a3", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular live performances and need dependable tuning on dark stages, comfortable non-slip picks for consistent playing, and a secure way to keep the strap attached safely.", "positive_items": ["B00XJSET0M", "B000BBGCBY", "B0B8P1YW7L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-111727522f92e343dee631e8", "partition": "shared_train", "query": "I\u2019m preparing my jumbo acoustic guitar for safe storage and transport, while keeping its wood properly humidified and checking the string height and setup so it remains comfortable to play.", "positive_items": ["B0018A5R5O", "B00NARHNCS", "B00KND95KK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-111b1e899be5e0d3b1f2c2a2", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor singing performance and need a reliable way to run a handheld vocal mic to the sound equipment, connect into a balanced input, and reduce wind and moisture interference during the show.", "positive_items": ["B00NPAMDQ6", "B091MZPYBQ", "B0BM71QK8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1123075f71dacddca2503c40", "partition": "shared_train", "query": "I\u2019m putting together a flexible home guitar practice setup with reliable tuning, quick key changes, and an easy-to-use amp for exploring different styles.", "positive_items": ["B0B8P1YW7L", "B0158GWWJ2", "B00EM5UOE6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1124adf8d078ab0e8e2587ff", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording space and need a compact way to power several pedals, switch or combine amp signal paths, and reduce room reflections and bass buildup for cleaner recordings.", "positive_items": ["B07L954JDG", "B0C5CT47DX", "B08SK6F46M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-112d0ca633713719f4f2dff2", "partition": "shared_train", "query": "I\u2019m putting together a portable live-sound rig for small concerts and need reliable balanced signal connections, frequency splitting for a two-way speaker system, enough amplification, surge-protected power, and long locking speaker runs.", "positive_items": ["B07CQQXQ4T", "B09GF6NX3X", "B01MAY7S7W", "B0BMD5MVSZ", "B00ZV7T95E", "B00O5UFMX6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-113264a64dbe605f13f1efd8", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice station and need a secure folding stand, a selection of picks to try, and an easy way to keep standard picks within reach.", "positive_items": ["B01K1EJQ9U", "B08BW2TBD7", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1150521ed683bbcd3e3c0f8a", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal recording station and need to mount a microphone securely, connect balanced microphone and mixer/interface inputs, and make short patch connections between XLR and quarter-inch TRS sockets.", "positive_items": ["B002FWET44", "B08Z5ZQB7F", "B08Z5XSKP8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11530a4a66d6319909e819b1", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording and podcast station and need a way to condition and monitor power while positioning a microphone flexibly and swapping it quickly between stands or performers.", "positive_items": ["B06Y6BCX7B", "B07TD9NX9F", "B00145EVJ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-115ab3bff9e2d5dcf76e15a2", "partition": "shared_train", "query": "I\u2019m upgrading and setting up an electric guitar: I need to reshape and dress the frets, install a smooth self-lubricating replacement nut, and add push-pull controls for flexible pickup switching without enlarging the control cavity.", "positive_items": ["B01HUCJ09M", "B09DW4FQZD", "B0002E1UDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-115c0a31ffb327f3fb6db9e5", "partition": "shared_train", "query": "I\u2019m upgrading a small DJ/PA rig for events, including rack-mounted audio equipment, reliable RCA/XLR signal connections, and speaker work\u2014finishing a passive cabinet with a replacement woofer and pairing it with another passive speaker.", "positive_items": ["B0B1QXD6RT", "B0894RHK93", "B0002NRTL8", "B00JQYUAQU", "B0BXBBGTGL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-116dc6bede7125d723aec19a", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice rig at home with hands-free support, reliable instrument connection, and a compact amp for exploring different tones.", "positive_items": ["B01DPCONFM", "B00EM5UOE6", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1174ce706f74d916a3ff83ec", "partition": "shared_train", "query": "I\u2019m putting together a versatile electric guitar setup for practicing and playing blues-rock, with heavier strings for low-tuned riffs, slide-friendly control, sustain and dynamics shaping, and loud, adjustable crunch through a stage-capable combo amp.", "positive_items": ["B007T8CUNG", "B0BSGM6CQ9", "B0002GWNMU", "B0BT84L827", "B008Y90Q62"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1177f6d6883eb7786199e952", "partition": "shared_train", "query": "I\u2019m refreshing my rock/metal drum kit for heavy playing and double-pedal work, with an adjustable, punchy bass-drum sound, a durable 12-inch coated head for focused attack, and protection against pedal impact.", "positive_items": ["B09HCXSWD1", "B09HCVF8DH", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1178902bda5bd8cf82dd6832", "partition": "shared_train", "query": "I\u2019m recording a playful home-studio rock demo with vocals, a small keyboard-style wind instrument, and an electric-guitar part, so I need a USB recording mic with plosive control, compact pedalboard signal shaping, and a short instrument connection.", "positive_items": ["B00TSCFIDA", "B0B95V41NR", "B09G9DVTD3", "B07PSWC1XY", "B07MJ3KSVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-117e23201857ba7f32737fd5", "partition": "shared_train", "query": "I\u2019m putting together a versatile saxophone setup for rehearsals and recording, switching between alto and baritone. I need to compare several jazz reed cuts on alto, stock up on responsive baritone reeds, use a comfortable harness and ligature, and clean the baritone after playing.", "positive_items": ["B00T3GL2XQ", "B0BMYXZ3S8", "B07MHR19SC", "B001M5CZO6", "B01AW50C0A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11913540a0e43b46236fcf89", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar pedalboard for rehearsals and small gigs, with a quiet instrument connection, reliable multi-voltage power for several pedals, and an easy way to keep spare picks within reach.", "positive_items": ["B00FS6SP5S", "B0763381HZ", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-119b44c36a1b54954ad0ca2d", "partition": "shared_train", "query": "I\u2019m putting together a flexible electric-guitar pedalboard for rehearsals and gigs, with selectable effects routing, adjustable tone shaping, reliable pedal power, and enough cable length to connect my guitar and amp comfortably.", "positive_items": ["B09FWP6MSX", "B0002CZV9Q", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-119d00dc33da65f239f3ca5b", "partition": "shared_train", "query": "I\u2019m preparing a small live recording and need to refresh my bass for a bright, punchy tone, tune it precisely, and safely carry several wired microphones to the session.", "positive_items": ["B00646MZHK", "B001AWUW1O", "B07KZ9VXS2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-119e22ad960dfbc74bdb1632", "partition": "shared_train", "query": "I\u2019m setting up a small home station to record ukulele songs and videos, with a safe place to rest the instrument and cleaner, more professional-sounding vocals without popping or clipping.", "positive_items": ["B0C6H9T5T6", "B016QUXTZU", "B005H3TH4A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11a1808ea32f2b9faf02a167", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly mandolin practice space where I can restring my 8-string instrument, keep it safely supported between sessions, learn chords and fretboard notes at a glance, and have comfortable picks ready to play.", "positive_items": ["B07SZLB9GM", "B0BGQ8YTZD", "B07YD56LPV", "B0853X3VDC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11a5a63ea2170861ec628a87", "partition": "shared_train", "query": "I\u2019m setting up a home studio session to record a small acoustic ensemble and need a condenser vocal mic, a bar for positioning multiple microphones, and balanced cables to connect everything to my interface.", "positive_items": ["B08Z5ZQB7F", "B0002ZO3LU", "B0C3BSXX6N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11a7749a9e3958c8a4a49174", "partition": "shared_train", "query": "I\u2019m assembling a Strat-style electric guitar from a finished alder body, fitting a vintage-bridge SSS pickup setup with mounting hardware, wiring the electronics with cloth-covered guitar wire, and adding a distinctive rock-inspired strap for playing.", "positive_items": ["B071L3JRYH", "B0BCXRJCNT", "B071R694N7", "B00OJN9IM0", "B0B3VBZBLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11ac10a5f836b06efd3c6bc4", "partition": "shared_train", "query": "I\u2019m getting my mandolin ready for regular playing and want longer-lasting light strings, comfortable picks for clear strumming, and a padded folding stand for secure storage and easy transport.", "positive_items": ["B01IY194WG", "B07DWY44X8", "B072HH4RWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11ac70dd74f47199cae780a0", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record tenor saxophone performances, with a reliable mouthpiece setup, a stand for positioning the microphone, and a compact keyboard for programming backing parts.", "positive_items": ["B07FZBF5HY", "B00X7DD6GW", "B07DLWYV8D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11acb1349863ddb9de21e868", "partition": "shared_train", "query": "I\u2019m preparing my clarinet and saxophones for regular rehearsals and need a simple care setup that absorbs moisture, cleans mouthpieces, and keeps the instruments clean and playing consistently.", "positive_items": ["B0002GFQUQ", "B07B4ZZVDV", "B07D8BTKP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11b632536ab9d7ec03fe3c9e", "partition": "shared_train", "query": "I\u2019m building a compact electronic percussion setup for practice and performance, with foot-operated bass drum and hi-hat control for a multipad, plus a stand-mounted tray to keep sticks and small accessories within reach.", "positive_items": ["B000NUX7EI", "B00IN2WHGM", "B0CBSSMNWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11ccb22ca1a7fe9327b1d26c", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for quiet studio rehearsals and small acoustic performances: I need an adjustable stand for my keyboard, padded protection for transporting a 76-key instrument, personal in-ear monitoring, and a soft, blendable shaker.", "positive_items": ["B0007Y8GSM", "B01B15JPCQ", "B07KG8FM64", "B01M12WWNX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11eb5e6633e69af7a64a9300", "partition": "shared_train", "query": "I\u2019m building a customizable electric-guitar rig with a 1x12 cabinet for installing my preferred speaker, reliable long-reach amp wiring, transparent boost and overdrive tone shaping, and durable thick picks for controlled playing.", "positive_items": ["B098PKTTRQ", "B0747ZPLQX", "B0C5PRQ9K6", "B07YMGPV7P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11f02c772207efad01074891", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for playing and want a warm, rich tone, a selection of picks to try, and an easy way to change keys during songs without retuning.", "positive_items": ["B09G5KLKX2", "B09N3X86XW", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11f85b50165d3278bc5996b8", "partition": "shared_train", "query": "I\u2019m customizing an Epiphone-style electric guitar with a handmade black pickguard, chrome covers for two humbuckers, and cream replacement mounting rings. I\u2019ll verify the pole spacing and existing mounting-hole measurements for compatibility.", "positive_items": ["B07RYQD26Y", "B07PJCH3MH", "B09MB6DLFS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-11fa15a4274210bf08384680", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station and need a quality condenser microphone, an adjustable portable stand, and a pop filter to reduce harsh plosive bursts in my recordings.", "positive_items": ["B015JTEBN8", "B016QUXTZU", "B019JX565C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-120697eb0c8681ed53e771a5", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic open-mic performance and need a stable adjustable microphone setup, a vocal mic, a clip-on guitar tuner, and a way to make custom picks with a convenient holder.", "positive_items": ["B072DXPHC3", "B00IFOTSJW", "B0037GYLY0", "B00BAMJTNG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-120a58c635e418c6ab125e57", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Fender bass and need period-appropriate bridge and pickup hardware, along with balanced medium-gauge nickel-wound strings for the final setup and playing.", "positive_items": ["B00B1ZONFG", "B0BR2VNH4X", "B06Y24VLCB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-120dc413409d51a8c5cff94b", "partition": "shared_train", "query": "I\u2019m setting up a small live rehearsal PA and need reliable short amp-to-monitor connections, long speaker runs across the room, and a compact adjustable stand for positioning a bass-drum microphone.", "positive_items": ["B09GF6NX3X", "B07MC4XF9G", "B0B44VTPS1", "B0BGF7QBQ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-120e65a6708dbe97370e5456", "partition": "shared_train", "query": "I\u2019m setting up a guitar care and display area: I need a safe neck support for maintenance, supplies to clean the body and fretboard, and secure wall storage afterward.", "positive_items": ["B00TV90MT0", "B00LTDOIXW", "B0928FM4T3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1211fa6b6d2893a34ecc9692", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular strumming: I need replacement strings, a practical tool to remove bridge pins and trim and wind the strings during restringing, plus a supply of lightweight picks for comfortable playing.", "positive_items": ["B09RJZSQML", "B0BFKKVQZT", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12135cf7e0a35fd5aefff4f9", "partition": "shared_train", "query": "I\u2019m refreshing my home guitar setup for regular practice, including restringing both my acoustic and electric guitars, having a tool for quick changes, trying different pick feels, and safely mounting one instrument on the wall.", "positive_items": ["B004FOITMS", "B0099UKB7O", "B09G5KLKX2", "B0002D0CAI", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12296cac393aef07412114e4", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and gigs: I need to restring and tune it, protect it during transport, and add a compact flanger effect for atmospheric sounds, plus a few picks for playing.", "positive_items": ["B075743Q4C", "B08R5GM6YB", "B0073WGCZA", "B004YFRRWG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-122d7c17bad6c1236ac9acd8", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio and rehearsal corner with safe lighting control, convenient access to guitar picks while playing, and secure wall storage for my classical guitar.", "positive_items": ["B0B8Z3H3WG", "B07NKRZ1KQ", "B09ZSKPVVJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12409af4adae866b32efcef8", "partition": "shared_train", "query": "I\u2019m restoring my Jazz Bass for regular gigging and need the finishing hardware, a comfortable adjustable strap, and fresh stainless roundwound strings to get it stage-ready.", "positive_items": ["B07FYZ5KPJ", "B000R49SWK", "B0B8Z34Y9M", "B073V4YPN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1243fcb56dda2f2fd618e8b3", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and gigs, and need a versatile heavy-bottom string setup, comfortable adjustable shoulder support, and a simple tool to make string changes faster.", "positive_items": ["B07FYYS5ZP", "B00IGWXK60", "B010E3FV10"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-124a71c1efb072f8a2190b8d", "partition": "shared_train", "query": "I\u2019m setting up a tidy home guitar practice area with a wall-mounted way to display my instrument and keep comfortable, warm-sounding picks conveniently within reach.", "positive_items": ["B08DM9NFLH", "B0BKZ3GCGR", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12611e8d771b5452599edf72", "partition": "shared_train", "query": "I\u2019m refreshing my home guitar recording setup and need to reduce handling noise around the vocal mic, restore comfortable headphone monitoring, and keep sturdy picks on hand for tracking guitar parts.", "positive_items": ["B00B9BOHVW", "B00CIO6BEA", "B0749R51B1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12657898b2ac40f3e2637439", "partition": "shared_train", "query": "I\u2019m preparing a small Beatles-themed acoustic performance and need a classical acoustic-electric guitar for amplified playing, plus a way to make and finish custom picks at home and sturdy commemorative picks for the show.", "positive_items": ["B0189X4BYK", "B09MJWYTQW", "B07D1WM2G6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1272111ea54ef747653496c9", "partition": "shared_train", "query": "I\u2019m setting up a small mindfulness sound circle and need grounding hand percussion, a clear attention-focusing chime, and sustained resonant tones for meditation transitions.", "positive_items": ["B005KDHKGY", "B09WW1X2NB", "B0C4QD3CX3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1276fb81d774f80db20adfb7", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and small gigs, so I need a way to refresh the fretboard and finish, keep it comfortably secured while standing, and tune it quickly and accurately in different lighting.", "positive_items": ["B0B4F3YQ2K", "B0928HW2P4", "B0B3VKD9YG", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12841d9949b9cdc76769283a", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice space with several instruments, and need safe floor storage, a secure interchangeable way to play standing up, and supplies to clean and condition the fretboards.", "positive_items": ["B0928HW2P4", "B0B8M5FJ9W", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1285c0cf4df45cc6a6973762", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar with bright extra-light strings, secure bridge pins, and a clip-on tuner for accurate setup and reliable playing.", "positive_items": ["B07D444NSP", "B0BPLFP5P6", "B0064BG3FU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-128657b081025d33554d9d38", "partition": "shared_train", "query": "I\u2019m wiring a small DMX lighting rig with fixtures using both 3-pin and 5-pin connections, and need reliable signal conversion plus proper end-of-chain termination for a clean daisy chain.", "positive_items": ["B0002DVCB6", "B000PNZRTG", "B0B3VQFK3C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-128dfe9ef734b1ef0e7f7485", "partition": "shared_train", "query": "I\u2019m setting up a portable home practice station for learning piano and Bb clarinet, with a 61-key keyboard package that includes a display, headphones, sustain pedal and beginner lessons, an adjustable sheet-music stand, and strength 2.5 clarinet reeds.", "positive_items": ["B0BZK3X11C", "B08DLK3GC9", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1292b1904309ddebd374bbed", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for casual rehearsals and small jams: I need replacement strings, a reliable way to plug into a compact amp, comfortable support for playing standing up, and plenty of durable picks for strumming and rock playing.", "positive_items": ["B0BT8FDL8B", "B00LMC2HA6", "B09RJZSQML", "B074WXM13T", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12947676b63a47948c3f2136", "partition": "shared_train", "query": "I\u2019m refreshing my medium-scale Fender bass for warm, smooth gigging tones, upgrading its hardware and strings, while also needing durable fitted protection for my Rumble 115 amplifier during transport.", "positive_items": ["B07GY7828V", "B0B3F96MH2", "B0C6J1JZB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-129ca20f58803fb59a0ca607", "partition": "shared_train", "query": "I\u2019m setting up a compact practice station for my alto sax and flute, with a stable place to rest both instruments and simple tools to dry and maintain them after rehearsals.", "positive_items": ["B003BHJQOU", "B09CM362L9", "B001EEO8IQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-129e66a660e3790116b56007", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for singing at small rehearsals and open-mic gigs, with a stable adjustable stand, clear dynamic vocal pickup, and reliable XLR connections to the PA.", "positive_items": ["B07N5J3GTB", "B06X9KG3HW", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-129ed811cee5d08c7f1f06eb", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a home recording setup: I need to replace worn control knobs, restring and tune it efficiently, and keep it securely supported on the edge of my desk while I work.", "positive_items": ["B009DAHPLU", "B097FMTZCP", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12a4cb5e443127c8c57bdf06", "partition": "shared_train", "query": "I\u2019m setting up a beginner drum kit for practicing rock and recording, and need versatile cymbal sounds plus a focused, punchy bass-drum tone with protection for a double-pedal playing style.", "positive_items": ["B07M8D5HZW", "B09X6H5DX6", "B0BKZ6M28F", "B09X6FR6Q9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12a5e4d19b55d0c854f4817e", "partition": "shared_train", "query": "I\u2019m restoring my Fender electric guitar and need parts to securely mount replacement pickups, replace its faulty mono output connection, and comfortably test the finished repair while playing.", "positive_items": ["B0B8Z6MMNT", "B0B8Z6YPWN", "B08DMLGP4Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12b4d56b23af3df55c307cca", "partition": "shared_train", "query": "I\u2019m setting up a home studio to refresh my drum kit and record a full-band demo, so I need a complete cymbal setup, a durable 20-inch drumhead, and plenty of inputs for multitrack recording.", "positive_items": ["B082WVC3RT", "B09X6G4PPS", "B09RN6MGZH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12b8fcb92f025524503a4054", "partition": "shared_train", "query": "I\u2019m setting up a comfortable Casio electronic-keyboard practice station and need a compatible replacement power adapter, adjustable support at playing height, a padded adjustable seat, and piano-style sustain control.", "positive_items": ["B0BT9R8MMV", "B00CJ26NOE", "B095JX9GZY", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12c2467f50cc5a54b1ebc9bd", "partition": "shared_train", "query": "I\u2019m setting up a compact jazz guitar practice and recording corner: I need smooth, warm strings for my seven-string, secure storage for two guitars, and an adjustable way to position a microphone.", "positive_items": ["B00N5THDR6", "B06Y6BCX7B", "B07V46KRD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12c4fade3aa030c05a25aa9d", "partition": "shared_train", "query": "I\u2019m putting together a compact, gig-ready electric guitar setup for rehearsals and small shows, with hands-free effects control, clean isolated power for several pedals, and a comfortable adjustable strap for playing live.", "positive_items": ["B07226MCY6", "B0BPNMSDGB", "B0736HKSPD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12c69720d072a140faf4735c", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular rehearsals and small gigs, and want to improve tuning convenience, experiment with different playing tones, and stay comfortable during longer playing sessions.", "positive_items": ["B09VSJD5GP", "B0BT2Z1DF1", "B08T2M787L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12cefe4735dc960ddb69fd1b", "partition": "shared_train", "query": "I'm preparing a solo acoustic guitar performance and need longer-lasting strings, an easy way to keep the guitar accurately tuned, and a sturdy adjustable stand to position a microphone for singing and playing.", "positive_items": ["B08PMZQXN3", "B0BHSG5C3G", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12db7cf25160e379641d519e", "partition": "shared_train", "query": "I\u2019m setting up a compact home space to learn and practice piano, and need a full-size weighted keyboard with a stable adjustable stand and a comfortable height-adjustable seat for longer sessions.", "positive_items": ["B09JT1HPW1", "B0BSCF2FD7", "B072JT59TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12dc2209311468eac1f9f421", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and jamming on my single-cut electric guitar, with reliable tuning, expressive swirling modulation, wireless battery-powered amplification, durable protection for transport, and precise picks for accurate lead playing.", "positive_items": ["B079G4YF3W", "B004FEBS8K", "B0B937JDBW", "B01LYJMH9P", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-12eaf2a9f7e72087724fde78", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar performance and need reliable connections for my instrument and bodypack microphone, plus durable picks for fast, precise playing.", "positive_items": ["B09V915Q6P", "B00RX5HQS4", "B0BLLXXT6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1300e8fbc9b4ec8c7a59f37a", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice rig and need reliable instrument connectivity, durable picks for playing, and a compact amp with clean and driven tones, backing-track input, and headphone practice.", "positive_items": ["B00HU25WSQ", "B0BT862N4P", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1301e5d508ae485c2ad3c3a7", "partition": "shared_train", "query": "I\u2019m refreshing the strings on my acoustic, electric, and bass guitars, adding a reliable amp connection and versatile picks, plus a durable cowbell for our upcoming multi-instrument jam rehearsal.", "positive_items": ["B09LJ2796G", "B0BG95DG2H", "B01CS87OLO", "B0BR2JC947", "B01DE4DTAG", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1302510591d708801b578c57", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for gritty rock leads and experimental solos, with adjustable overdrive, dramatic pitch bends and harmonies, plus vintage-style echo for spacious textures. I need a practical setup that can cover classic riffs and more atmospheric performance sounds.", "positive_items": ["B000RW4WSM", "B07MHL48V6", "B008NBQGEC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1303b36f8444857f431129ef", "partition": "shared_train", "query": "I\u2019m preparing for mobile ukulele performances and need hands-free playing, weather-resistant instrument protection, and padded, organized transport for my mixer and cables.", "positive_items": ["B0C4RBG7N1", "B01MR0BOJJ", "B01C3YXET4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1305f8e74aa314f212a2a94b", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need a low-hum Strat-style pickup, a 500K control, three-way pickup switching, a secure Tele-style output jack, and a long, reliable cable for testing the finished wiring.", "positive_items": ["B000H2BGLS", "B006KW37ZW", "B0BXT41XC6", "B00G964BUY", "B09KWWS7DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-130b93829128e0efe8c81e59", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar for regular rehearsals and small gigs, and need a comfortable padded strap, secure quick-release hardware that won\u2019t let it drop, plus highly accurate tuning and metronome support.", "positive_items": ["B07PWMYZC7", "B07L2X481D", "B09J1QRTH7", "B0BCXS7X26"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13131bba1aec328912c0d396", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small acoustic gig and need padded guitar transport, a neat way to hide cables and equipment, plus hardware to connect elevated satellite speakers.", "positive_items": ["B07VWSB34H", "B0002JL2D8", "B00448Y6RM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-131e50cbd1496f338e293641", "partition": "shared_train", "query": "I\u2019m building a small vocal sound system for performances and recording, with a dynamic microphone, tube warmth and gain, reliable balanced connections, and frequency-separated outputs for driving different speaker ranges cleanly.", "positive_items": ["B00KCN83VI", "B0072JBCTK", "B0BMD5MVSZ", "B01H8E51CC", "B01H8E4ZXI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-132af2384d70207e2937e057", "partition": "shared_train", "query": "I\u2019m putting together a small blues recording session and need fresh strings for acoustic and electric guitars, a couple of harmonica voices, delay and reverb for atmosphere, and a portable multitrack recorder to capture the whole arrangement.", "positive_items": ["B0002D00H8", "B095XZJ99J", "B007IE5JGG", "B07MHL48V6", "B0C61YQFHH", "B00170GDPS", "B00B9060X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-132f97d92c902e2529e6218c", "partition": "shared_train", "query": "I\u2019m building a compact home recording rack for capturing microphones and instruments, routing several balanced audio connections, and keeping the studio gear organized, powered safely, and visible in a dim room.", "positive_items": ["B01M5CXH65", "B09RN7GR8F", "B0014598WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-134106f540a80e3ef0ceba8b", "partition": "shared_train", "query": "I\u2019m setting up a guitar rig for rehearsals and small gigs and need reliable isolated power for several effects, versatile classic overdrive tones, and a secure locking strap for playing comfortably onstage.", "positive_items": ["B09BS25NJM", "B0716QP8SR", "B08PBNXZYP", "B086QM1F75"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-134e6f2fcf7a7c387afce97e", "partition": "shared_train", "query": "I\u2019m refurbishing my 4/4 cello and need a smoother, more reliable tuning setup, a suitable replacement tailpiece, and a gentle hand-applied polish to restore a clean shine without damaging the instrument.", "positive_items": ["B06Y5PRTBB", "B081XJMX5M", "B00299FVYA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1362571de9ac9ef40bacb5c3", "partition": "shared_train", "query": "I\u2019m setting up a small home recording and mixing workstation where I can position studio monitors securely, control my DAW hands-on, and connect the audio equipment with a reliable balanced cable.", "positive_items": ["B0919821SK", "B01M5CXH65", "B005JTV358"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-136d28261a8a695083bb379e", "partition": "shared_train", "query": "I\u2019m refreshing my Les Paul-style electric guitar for heavier prog-rock playing. I need a safe setup surface and neck support for mounting the pickguard and restringing, plus heavier-gauge strings, precise picks, and a compact analog delay pedal for echoes.", "positive_items": ["B08T2DMFKD", "B0BXT385LV", "B0BSGM6CQ9", "B01ATUKVF4", "B08NCNVCK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1371e1a28b50c4143ed41ce0", "partition": "shared_train", "query": "I\u2019m putting together a portable vocal recording setup for rehearsals and small performances, with a hands-free mic position, a reliable connection to recording equipment, and padded storage for transporting everything safely.", "positive_items": ["B0846J7THY", "B007V5J6SE", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-137cc06b98402024d6f7237d", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice space and need a complete amplified setup, durable replacement strings, and a secure stand for storing the instrument between sessions.", "positive_items": ["B01AAX6KGY", "B095XZJ99J", "B09VVS2RYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13868d0da0b4183e9a2c1509", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for heavier playing and rehearsals: I need a heavier-gauge string setup, a reliable way to restring and trim it, and a wide, supportive strap.", "positive_items": ["B0BSGM6CQ9", "B0B8LZKBN7", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-138d71893f87cf429b8f49dc", "partition": "shared_train", "query": "I\u2019m putting together a comfortable, portable digital piano setup for practicing at home and easy storage, with adjustable support, piano-style sustain control, and a padded seat suitable for different playing heights.", "positive_items": ["B08CKBBG3H", "B0BK6SKPRP", "B093YLCJVH", "B01B15JPCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-139265af9b5570a45edd1a2b", "partition": "shared_train", "query": "I\u2019m doing a full maintenance weekend for my electric guitars: restringing both a six-string and a seven-string, then cleaning the strings and thoroughly cleaning, polishing, and conditioning their fingerboards.", "positive_items": ["B09YDBKT7M", "B0B8Z5SBPZ", "B0BZ1XQX97", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13968c32a051f9a0962894b7", "partition": "shared_train", "query": "I\u2019m restoring a tube guitar combo and want a fuller, more reliable voice: help me find a compatible 12-inch speaker, suitable power and preamp valve replacements, and an external overdrive for shaping saturated tones, with specs I can verify before buying.", "positive_items": ["B0BK6PLQZW", "B01KDK4WSW", "B000UMFQHA", "B07CQ19T1J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-139dd83918306b7fb5f47a68", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style guitar and need compatible hardware and electronics to install a prewired pickguard, refresh the output jack, secure the neck with a new plate, and tighten a loose tremolo arm.", "positive_items": ["B091348KP7", "B083GKLL7L", "B00IDSVPR8", "B01D2GAKV2", "B07MJCLK46", "B07S8WV992"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-139ff484d8110ebd339ea27a", "partition": "shared_train", "query": "I\u2019m putting together a compact, gig-ready drum setup for small live shows and need colorful programmable stage lighting, stable retractable bass-drum supports, organized carrying space for sticks and essentials, and a way to isolate the kick mic without a boom stand.", "positive_items": ["B06XC5DYKJ", "B002EOUN4S", "B006LD9W4A", "B002GYVTO4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13a1df8bedd0ae2dfce381f4", "partition": "shared_train", "query": "I\u2019m putting together a compact drum setup for practicing and playing simple songs, and need reliable sticks, a bright accent cymbal, a secure adjustable snare support, and a durable belt-drive pedal for the bass drum.", "positive_items": ["B08YNC2D3K", "B001MXAPC2", "B016CKBHNA", "B0B6G9H79J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13a30f9793839368ea5c10f1", "partition": "shared_train", "query": "I\u2019m preparing a compact setup for a small live music performance, with an electric guitar, durable picks, hand-played cajon rhythm, and a compatible bodypack-to-XLR connection for sound reinforcement.", "positive_items": ["B000B6FADU", "B0BLLXXT6F", "B07F5PX9Y3", "B0757Q45NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13a6e69005856bf1443ddd37", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for regular playing and want a complete refresh: new warm, balanced strings, pick gauges to test, finish and fretboard care, plus solution-free string and hardware cleaning.", "positive_items": ["B0928FM4T3", "B0BK9ZT28X", "B09NWCD36N", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13a7373ac155e9e175a62dd8", "partition": "shared_train", "query": "I\u2019m setting up a small home podcast studio and need a broadcast-quality dynamic mic, a reliable balanced XLR connection, and an audio interface with enough inputs and outputs for clean spoken-word recording and future instruments.", "positive_items": ["B0BYXJ6JKZ", "B072PQT2DM", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13a7407742fbeac1cf3effd5", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar for regular playing and need long-lasting medium strings, a compact tool to remove bridge pins, wind and trim them, plus a durable pick for practice and performance.", "positive_items": ["B00Q0OWR9M", "B08R5GM6YB", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13acb50c166c0cb752d4a2fe", "partition": "shared_train", "query": "I\u2019m recording an acoustic guitar song at home and need a setup for clear vocals and guitar, easy mic positioning, fresh bright-sounding strings, and convenient pick storage while I play.", "positive_items": ["B002LKJXSW", "B07JZQBNDG", "B017NT392Q", "B07C15R2VN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13b39b9d8ff9264592588f79", "partition": "shared_train", "query": "I\u2019m getting my mandolin ready for regular playing and storage, and need a way to tune it accurately, play comfortably with durable picks, keep it secure while performing, and maintain safe humidity in its case.", "positive_items": ["B09T82W1SN", "B00HWM9GRM", "B0B8LYBTXZ", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13b8c08899c35262fe9ce87e", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record and produce rap vocals, arrange tracks on my Mac or PC, and safely mount my guitars and other string instruments on the wall.", "positive_items": ["B074KSDLQS", "B08R8DV1JQ", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13bc5031b8e1b86f9addc395", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for regular rehearsals and small gigs, and need fresh replacement strings, comfortable hands-free support, and a supply of flexible picks for both strumming and playing lead parts.", "positive_items": ["B01C5TBX68", "B00CGFRJ2Y", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13be59021fae20b11aa7ddaa", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal recording station and need a dynamic vocal mic, a long balanced XLR connection to my mixer, and a standard 5-pin MIDI cable for connecting my keyboard.", "positive_items": ["B01DK43HMK", "B07N5J3GTB", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13cbc5aba81b2b89f14be5c5", "partition": "shared_train", "query": "I\u2019m setting up a home livestream where I\u2019ll teach and perform authentic merengue, so I need clear broadcast-quality audio, flexible hands-free microphone positioning, and a traditional two-sided drum for the rhythms.", "positive_items": ["B0BYXQHW7Y", "B0C6H9T5T6", "B0002L526Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13cd2c25f66a39ca451f2ccb", "partition": "shared_train", "query": "I\u2019m putting together a vintage-style acoustic performance setup for singing while playing guitar or ukulele, and need a voice microphone with an adjustable stand plus comfortable picks for both gentle strumming and controlled thumb picking.", "positive_items": ["B09LSK67XF", "B01DWQMLAK", "B01DPOXSQ0", "B094RD529N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13d552f0059a649005736ea4", "partition": "shared_train", "query": "I\u2019m upgrading a steel-string electric guitar and building a compact metal-focused rig, needing reliable 3R3L chrome tuners, a high-output dual-blade pickup, versatile digital modulation effects, and protected multi-voltage power for pedals and other gear.", "positive_items": ["B09PDSB4QF", "B071JJ2NLS", "B01CHXPGII", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13db73ab0e7fab4fd87162d5", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic folk set for an open-mic night and need reliable vocal mic support, a few harmonica options for different songs, and fresh, warm-sounding strings for my guitar.", "positive_items": ["B003NJCHN8", "B08PMZQXN3", "B01K7J1H8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13e36dde0843e1e4b42d8f04", "partition": "shared_train", "query": "I\u2019m preparing to take my 76-key electronic keyboard to small gigs and need a setup for expressive sustain, connecting its output to an amp or PA, and protecting it during transport between venues.", "positive_items": ["B01M12WWNX", "B0B2T1LF1L", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13e5b05a7ae48b392b37617a", "partition": "shared_train", "query": "I\u2019m refurbishing my four-string bass for regular rehearsals and gigs, and need a comfortable medium-gauge string set, a secure strap connection, and a wall-mounted hanger for safe storage.", "positive_items": ["B00B1ZONFG", "B005ZV5K0O", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13eb73bb9cb6314030d8954a", "partition": "shared_train", "query": "I\u2019m preparing for saxophone rehearsals and performances and need a comfortable adjustable neck strap, a humidity-controlled case to keep my reeds from warping, and a padded stand that can also hold a smaller woodwind when needed.", "positive_items": ["B001EEO8IQ", "B07N1RPV4J", "B07JQQ9QC3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13eec7d86fad099795da5aa0", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for recording and need focused, resonant heads that tune consistently across a small drum and large tom, plus a breathy accent cymbal for expressive fills.", "positive_items": ["B004XLATPI", "B00KG7CB2C", "B00K7VE5MQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-13f85808f923f3c8d2e0d104", "partition": "shared_train", "query": "I\u2019m setting up a versatile electric-guitar practice rig: I need heavier-gauge strings, convenient places to keep standard picks, and a powered multi-effects unit for amp tones, rhythm patterns, looping, tuning, and expression control.", "positive_items": ["B0BSGM6CQ9", "B01K1EJQ9U", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1401daafd6b5e1749b962c0f", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a live setup and need secure strap attachment, an easy way to restring, a capo for alternate parts, power for several effects pedals, and impedance matching to connect the instrument directly to a mixer.", "positive_items": ["B00CY36K3M", "B07DK59QNR", "B00BESRB8Q", "B07FZ5XBCJ", "B00H35YIJE", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-140d0c5819ce316aee8c0434", "partition": "shared_train", "query": "I\u2019m setting up a small live keyboard performance and need a compatible power supply, a way to connect the keyboard\u2019s audio to my sound system, elevated stands for the PA speakers, and sound-reactive control for the stage lights.", "positive_items": ["B015M92GZ0", "B004C4UQZE", "B008H7MF0G", "B0002DNW5A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-140e29910a79dad87d2cd1b1", "partition": "shared_train", "query": "I\u2019m putting together a simple vocal recording setup for a home podcast and need a dynamic microphone, a reliable XLR connection to my audio gear, and a pop shield to reduce plosives.", "positive_items": ["B015XTFNP4", "B000165DSM", "B00009W40D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1411ff1aa2b33c93654f1c5a", "partition": "shared_train", "query": "I\u2019m equipping a school saxophone program for student rehearsals, with tenor-specific cleaning and mouthpiece hardware plus adjustable, protective neck straps for alto and soprano players.", "positive_items": ["B07MVPFQ2Y", "B0008JHE84", "B07B4ZZVDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1413b70b775bf767dcb3002e", "partition": "shared_train", "query": "I\u2019m building a versatile acoustic drum setup for recording and live rock performances, with dark, clear hats, a full crash voice, and a ride that blends across musical settings.", "positive_items": ["B088PJ9VHY", "B088MY4DTS", "B088L2B3M3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1428afc04e85e226aced6cde", "partition": "shared_train", "query": "I'm upgrading my drum kit for live performances and want a cohesive setup with expressive shells, precise drumhead tuning, and safe restoration and protection for my bronze cymbals.", "positive_items": ["B073MJ2ZL8", "B0771PMLFX", "B0B8Z334ZF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-142aa8bb4220903cb3a3c9ba", "partition": "shared_train", "query": "I\u2019m upgrading and servicing my electric guitar rig: I need a new pickup setup, a protective surface and neck support for maintenance, short right-angle connections between pedals, and a proper heavy-duty cable for the amplifier\u2019s speaker connection.", "positive_items": ["B06W5J8MSH", "B0C5PRQ9K6", "B01DK40R3M", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-143591911c50fff42fc6371d", "partition": "shared_train", "query": "I\u2019m getting my acoustic and electric guitars ready for a bluegrass jam and want durable strings suited to each instrument, plus a versatile tuner for alternate tunings that works acoustically or through an amp.", "positive_items": ["B0BSGM6CQ9", "B09BF8XDF4", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-144a3005ce7eff10cf466aa6", "partition": "shared_train", "query": "I\u2019m organizing a casual group singalong and need a simple acoustic-guitar setup for changing keys quickly, staying in tune, playing comfortably, and leading everyone through a broad collection of songs.", "positive_items": ["B001986E34", "B00CPLODUU", "B00646MZHK", "1881322149"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-144df352bc24c3cc586929ae", "partition": "shared_train", "query": "I\u2019m setting up an active-pickup electric guitar for bluegrass practice and gigs, and need reliable tuning, a replacement battery compartment, and protective carry gear for transporting it.", "positive_items": ["B00C0PZ1LQ", "B004BIUCN2", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14580addc63a97e74ec2fed6", "partition": "shared_train", "query": "I\u2019m setting up a compact beginner-friendly bass practice station for home and occasional rehearsals, with a short-scale four-string bass, versatile amplification, a dependable connection cable, comfortable support for playing, and safe storage for multiple instruments.", "positive_items": ["B08TTLFG6G", "B01822J05S", "B01DE4DPSC", "B09V91H5XM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14619dfc6f94867683f0d1cb", "partition": "shared_train", "query": "I want to set up a simple home podcast recording station with a condenser microphone, reliable 48V power, clear plosive protection, long balanced XLR connections, and a USB mixer for recording to my computer.", "positive_items": ["B00NPAMDQ6", "B005EHILV4", "B016QUXTZU", "B07GSJNMBQ", "B0928H9QXC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-146de0240e818269e7b6ae9a", "partition": "shared_train", "query": "I\u2019m setting up a disciplined woodwind practice routine and basic care kit, with alto sax reeds for playing, a mechanical metronome for tempo, and cork grease for lubricating corks on a jointed woodwind instrument.", "positive_items": ["B003B09HV4", "B00T3G1164", "B0CDGCJ573"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1475fbd5be169ed0da875ca3", "partition": "shared_train", "query": "I\u2019m putting together a portable live sound setup for small gigs and need a way to tune the room accurately, transport and organize the mixer safely with workspace, protect it between events, and monitor the mix privately.", "positive_items": ["B004P0FO5C", "B08F9K24WG", "B0002DVCAM", "B00WUDO20O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1479cd6133a4edb4f02eaad3", "partition": "shared_train", "query": "I\u2019m refurbishing a Stratocaster with vintage-style parts, needing compact precision tuning hardware, a gold bridge and jack plate, a tremolo backplate, and an adjustable breathable strap for playing it.", "positive_items": ["B005SGA8DU", "B003WZVTK0", "B06XG21X1X", "B0B8M2Q1DS", "B0BCXK73PJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14833d81da1af7616655c6ef", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small outdoor acoustic gigs and need stable, height-adjustable microphone placement for vocals and instruments, secure wireless mic holders, a way to mount my compact PA mixer on a mic stand, and a padded rolling case for transport.", "positive_items": ["B0BR2KJYGD", "B01DARQZIK", "B0002E38UI", "B07FZBF5HY", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1486b171f29fcdbd23dea5f4", "partition": "shared_train", "query": "I\u2019m looking for a compact acoustic guitar that\u2019s easy for a child to use in lessons and convenient for travel, along with reliable hard-shell protection and a comfortable, non-slip strap for carrying and playing.", "positive_items": ["B000TGJZ1K", "B0C58M767M", "B07BKVG78D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14888e40947a906ccbd9cfa6", "partition": "shared_train", "query": "I\u2019m setting up my full-size violin for regular practice and travel, and need smoother bow control, a comfortable side-mounted chin support, and a compact stand that safely holds both the instrument and bow.", "positive_items": ["B0725L8GW9", "B07N7BVQTN", "B096K4CPC7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-148ea70cd8401fa0a254b640", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar-and-vocal rig for small gigs, with reliable pedalboard signal control, accurate tuning, cleanly powered and connected effects, plus a sturdy setup for clear hands-free vocals.", "positive_items": ["B073XXLVWT", "B0B1989GQS", "B0062NUUW2", "B015HG82EW", "B0BK6PMJD2", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-148eccddba8cb958301d7649", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for rehearsals and small gigs: I need a compatible replacement bridge, heavier-gauge strings, a reliable cable to connect it to an amp, and plenty of durable picks for playing and testing the setup.", "positive_items": ["B00CD84J68", "B0BG95DG2H", "B0BSGM6CQ9", "B008YTY9EC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1495bcc18d080108d62028c8", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and need a warm, clear medium-gauge string setup, a comfortable adjustable strap, and a way to lock it securely to the guitar without bulky hardware.", "positive_items": ["B09V91H5XM", "B06W2NS7RW", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-149de6ee2ed36fd377957b77", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly guitar practice and jam area where I can keep several instruments safely accessible, tune them accurately, experiment with different picking feels, and play comfortably while standing.", "positive_items": ["B0B96H2CHT", "B08JMQR2JK", "B0BPLFP5P6", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-149f952d1853e06c97f129f2", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for small live acoustic performances and rehearsals, with clear vocal input, flexible mixing for instruments and playback, protection from outdoor wind, and a padded way to transport everything.", "positive_items": ["B003T74O8K", "B07N5J3GTB", "B091MZPYBQ", "B0002D0QAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14a280aaf0a92a617bb78e54", "partition": "shared_train", "query": "I\u2019m putting together a portable setup to record a small acoustic session, with hands-free stereo capture, reliable field recording, and a low-noise mixer that can connect the audio to my computer for editing.", "positive_items": ["B0919BN3QJ", "B0058MJX4O", "B0796CFWKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14a315a1abd6f1d4724c3f36", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and rehearsal space, and need a compact mixer for several microphones and instruments, reliable stage-to-mixer connections, multiple balanced mic leads, and a padded stand to safely hold my guitar between sets.", "positive_items": ["B00IKVD02G", "B08T2GKXNG", "B00O5EKZ9I", "B08XYTW5S2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14a4cf50f66d491cd11d5229", "partition": "shared_train", "query": "I\u2019m restoring my Fender-style electric guitar and tube amplifier for rock and blues, with a fresh set of strings, reliable volume control, and a replacement power tube.", "positive_items": ["B09M7F7LFB", "B003FO67WI", "B0BR2VF53F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14ab69d802654cfbd794780b", "partition": "shared_train", "query": "I\u2019m restoring a vintage Jazz Bass and need matching chrome pickup and bridge covers plus a black thumbrest for a period-correct, comfortable playing setup.", "positive_items": ["B06XXDW81V", "B073V4YPN7", "B0002E2G5Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14b773e53589a81b07a77896", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small live performance and need supplies for quickly changing strings, comfortable picking, and smooth hands-free volume swells with passive guitar signals.", "positive_items": ["B008BPI2OW", "B00CGFRJ2Y", "B0B1989GQS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14be95889fc9a3362ac8d4e6", "partition": "shared_train", "query": "I\u2019m upgrading a solidbody electric guitar for smoother, more controlled playing, with durable thick picks for testing and nickel hardware offering adjustable string height and individual intonation setup.", "positive_items": ["B00EB11X00", "B00EB11QVG", "B07YMGPV7P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14bf130008a38e3a72d3cc10", "partition": "shared_train", "query": "I\u2019m getting my bass ready for regular rehearsals and small gigs, and need reliable clip-on tuning, comfortable thin picks for a warm attack, and durable coated strings in a versatile 45\u2013105 gauge.", "positive_items": ["B00CGFRJ2Y", "B000EEJH9C", "B0B8P1YW7L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14c25d0d4ad5f37081cd9058", "partition": "shared_train", "query": "I\u2019m putting together a portable PA for a small live music event and need a stable way to elevate two speakers, balanced connections for the audio equipment, and a durable way to carry the stands between venues.", "positive_items": ["B00KCXMRHY", "B00066EJVO", "B0002BG2I6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14c380196d33fa8698c3eb5c", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and need long-lasting medium-gauge strings, an easy way to tune it accurately, and an adjustable strap for standing practice and small performances.", "positive_items": ["B01ID7LB6S", "B0B8NXV975", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14c9f0a4d900e9ca7803f39a", "partition": "shared_train", "query": "I\u2019m preparing for a marching percussion rehearsal and need one setup for playing multi-tenor drums and bass drum, plus a durable way to carry the different beaters and small repair accessories.", "positive_items": ["B07DCV44QW", "B082L417Z6", "B0CF797FLB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14d2290e2fb27c65e86613d2", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for comfortable, secure live playing and want to do the workbench installation safely, with a breathable adjustable strap, reliable strap attachment hardware, and padding that protects the instrument during setup.", "positive_items": ["B079W69V3Y", "B00IPHITHG", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14d5bfaea87159693185918e", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and small gigs, so I need long-lasting coated strings, a comfortable adjustable strap, assorted picks for different techniques, and a quick, scratch-safe tool for changing strings.", "positive_items": ["B09BF8XDF4", "B09VSJD5GP", "B01N01NYGY", "B0B8YWPB3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14d71f7ebdd5d966847191de", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home piano practice station and need a full-size 88-key digital piano with adjustable support, a stable height-adjustable stand, and a cushioned bench for extended playing.", "positive_items": ["B016N63LHI", "B0BSCF2FD7", "B095JX9GZY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14d86cc27b343a51e1ba257f", "partition": "shared_train", "query": "I\u2019m setting up a small band rehearsal space where I can play guitar and drums, sing into a properly positioned microphone, make quiet instrument changes, reduce electrical hum, and stay comfortable during long practice sessions.", "positive_items": ["B00NPAMDQ6", "B08PMZQXN3", "B0BKZ2F82F", "B003HR375S", "B0002E4YI8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14e35644525f0b5584af1c45", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and music recording station with clear broadcast-style vocals, reliable balanced connections, and enough inputs and outputs to record microphones and instruments together while monitoring and routing audio.", "positive_items": ["B0BYXJ6JKZ", "B06X9KG3HW", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14e3efc5739d6ab8cb3be802", "partition": "shared_train", "query": "I\u2019m getting my acoustic and electric guitars ready for a performance and want fresh strings suited to each instrument, plus a fretboard cleaner and conditioner to restore and protect the wood.", "positive_items": ["B0BSGM6CQ9", "B0BFKQ9QXD", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14e508948f69564829925bcf", "partition": "shared_train", "query": "I\u2019m upgrading my Les Paul-style electric guitar and need a warmer, higher-output dual-humbucker setup, refreshed 500K volume and tone controls with a three-way switch, and secure hardware for mounting the pickguard.", "positive_items": ["B0BG5KMCCC", "B018RS8IE6", "B009A5JA98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-14fd080fbeb5d6bddf6b7d40", "partition": "shared_train", "query": "I\u2019m setting up a home Hawaiian-style acoustic guitar recording session and need a way to raise the strings for slide playing, dependable picking accessories, and balanced connections between my guitar setup and audio equipment.", "positive_items": ["B0002Z3N8O", "B0BG95DG2H", "B0C38LLMXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1504198eba689e6f4e66f629", "partition": "shared_train", "query": "I\u2019m setting up a small home studio for recording guitar and bass alongside a MIDI keyboard, and need reliable instrument connections, an easy way to keep bass picks handy, and a long DIN MIDI link.", "positive_items": ["B07MJJ281Z", "B01BU6B4Q6", "B0002GWXKC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15112e82802883a6cb8e24e1", "partition": "shared_train", "query": "I\u2019m restoring a vintage 3+3 electric guitar and need reliable tuning hardware, extra-light strings for an easy-playing setup, and secure strap attachment so it\u2019s ready for comfortable gigging.", "positive_items": ["B003IFK1EE", "B000PR3JEM", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1519b26b76ba2f14a6826671", "partition": "shared_train", "query": "I\u2019m putting together a small percussion setup for a school concert and need tools for expressive cymbal swells, hand percussion rhythms, shimmering chime accents, and keeping the instruments polished and free of buildup.", "positive_items": ["B0731YLWY8", "B07146M7DH", "B0002IHGAW", "B003DJIRZA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-151ad6e9a9ba8d8d86f1f32c", "partition": "shared_train", "query": "I\u2019m putting together a versatile guitar practice and small-gig setup: I need hands-free control for multiple effects, quick fretboard transposition, comfortable supported playing posture, and reliable picks for rehearsing and performing.", "positive_items": ["B00JL5HQXE", "B09RX2SYHJ", "B00N4ZHQ14", "B01H7S6O7K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-151fa2f2dfe1b65c8a7def7d", "partition": "shared_train", "query": "I\u2019m setting up a flexible guitar rig for rehearsals and small gigs, with varied modeled tones, cable-free playing, and secure places for several guitars between songs.", "positive_items": ["B01KHP70Q4", "B01KIJ6308", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1525beeb14d0fcc162cd214d", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-broadcast station and need a rugged, noise-rejecting vocal setup with vibration isolation, plus a compact mixer for clean preamps, dynamics control, sound shaping, effects, and USB recording to my computer.", "positive_items": ["B0BLLFSJH2", "B008O516L0", "B09NW4LW2Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15391fc703423867c67fa543", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for a jazz-funk home recording project and need responsive sticks, replacement heads for the bass drum and a 14-inch drum, plus noise-isolating headphones so I can practice and monitor mixes without disturbing anyone.", "positive_items": ["B0002F51HK", "B09DJZK71V", "B076BWPKRL", "B0002F519I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1546ae7fd236cdb8c85c6a5c", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for tuba rehearsals and gigs: I need a standard mouthpiece, a way to clean it, protected storage for it, and a compact stand for reading music.", "positive_items": ["B0BHT533DJ", "B000T06GKO", "B002Q0WU3W", "B0B949FD92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1546d5b299988138db3f3fe6", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for a small home recording setup and need hardware for cleaner pickup installation and tuning stability, plus a tabletop vocal mic position, balanced connections, and direct instrument signal matching into my mixer.", "positive_items": ["B0099WVMXY", "B088GF12PC", "B06X9KG3HW", "B07FZ5XBCJ", "B07KYX3S8X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15472626342aadf99f3a5ed9", "partition": "shared_train", "query": "I want to set up a home recording rig for playing and tracking five-string bass, with comfortable secure support during sessions and a tube-based interface for connecting the instrument directly to my computer.", "positive_items": ["B00AHKX9TM", "B008879GO8", "B01BCMDIP8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-154d2d85c39cb046c7ab73c7", "partition": "shared_train", "query": "I\u2019m setting up a home guitar-and-bass practice area where I can safely store several instruments, connect my amplifier to a speaker cabinet, and have reliable non-slip picks ready to play.", "positive_items": ["B0C5PRQ9K6", "B09S2VB3KW", "B00EW5I30I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1557e761d5ba6d15eef83f33", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard performance rig and need a comfortable adjustable seat, a way to mount a vocal microphone directly to the keyboard stand, and quick microphone changes between songs.", "positive_items": ["B07TD9NX9F", "B0179C3SQO", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15593ccb1e3dd9c1b2db9a22", "partition": "shared_train", "query": "I\u2019m upgrading my 12-string acoustic guitar for small live performances and recording, with fresh warm-toned strings, a non-invasive way to plug into an amp, and improved volume, clarity, projection, and feedback control.", "positive_items": ["B009756KE4", "B0BTC9YJ2W", "B07CTMFPCR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1564bb332158ff3325d06e21", "partition": "shared_train", "query": "I\u2019m building a small experimental analog synth setup for live sound design, with hands-on tonal shaping, spacey delay effects, and a dependable long instrument cable to route the sounds into my audio system.", "positive_items": ["B015HG7ZR2", "B01DE4DTAG", "B005Q22HV2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1571190b8c3438ff395b8f17", "partition": "shared_train", "query": "I\u2019m setting up a portable, well-lit score-reading station for rehearsals and performances, with stable support for multiple pages, easy transport, and adjustable illumination for dim venues.", "positive_items": ["B07DXLJPRS", "B01I6F2RII", "B0BR2K4Z54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15722efb6c51d5561d8f8553", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic and mandolin ready for a recording session: restring and polish the guitar, protect it from dry air, keep durable picks handy, change keys easily, and play the mandolin securely with hands-free support.", "positive_items": ["B09T82W1SN", "B0B8LYBTXZ", "B00N4ZHQ14", "B00NLR4UOQ", "B078KTV8L4", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1574bc72f8533ac9fe422eba", "partition": "shared_train", "query": "I\u2019m preparing for a live mandolin-and-vocal performance and need to restring the instrument, keep it accurately tuned, play comfortably hands-free, and protect a handheld vocal microphone from wind interference and moisture.", "positive_items": ["B091MZPYBQ", "B07N5J3GTB", "B0002H0LDW", "B0007M424Q", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15753d76703b18fb0786971a", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal corner and need comfortable hands-free support, secure places to rest multiple guitars, and an easy way to keep a selection of picks close by.", "positive_items": ["B09V91H5XM", "B01K1EJQ9U", "B08JMQR2JK", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-157b04d75247b2fbff5afdea", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live guitar performances and need practical support for connecting my mixer to audio gear, keeping my guitar accessible, holding charts and a laptop, adding accessories to a mic stand, and transporting speaker stands.", "positive_items": ["B09MMT45P1", "B0037GRGGU", "B09397FWYW", "B00ICR9FKY", "B075KNF6GZ", "B0BXT41VYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-158263783f4b16c2f66e0a7e", "partition": "shared_train", "query": "I\u2019m preparing my Bb clarinet for upcoming rehearsals and performances, and need reliable reeds, a secure comfortable setup, and simple maintenance supplies to keep the mouthpiece clean and the joints working smoothly.", "positive_items": ["B000A85JVM", "B002Q0WU46", "B01M5D3MV6", "B07M7XDW33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15827778162439aec2e1d969", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for rehearsals and small gigs and need to tune quickly, connect it to an amplifier, and keep comfortable spare picks on hand for playing.", "positive_items": ["B01DE4DPSC", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15873b888075d2838a957a85", "partition": "shared_train", "query": "I\u2019m restoring an older five-string bass and want to refresh the fretboard, replace the strings, and rewire the electronics with vintage-style cloth-covered wire for a dependable playing instrument.", "positive_items": ["B0928HW2P4", "B0BHG58G2F", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-158f198af8b6f4d5abafd34a", "partition": "shared_train", "query": "I\u2019m preparing several stringed instruments for a studio session and need compatible replacement sets for an extended-range electric guitar, a Nashville-tuned six-string, and a mandolin, with durable tone that holds up through repeated takes.", "positive_items": ["B0BPJ4Q6FJ", "B098KXQJVY", "B07DWY44X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1591cf5ed49946c5464b9edf", "partition": "shared_train", "query": "I\u2019m preparing a solo 12-string acoustic performance and need a coordinated setup: fresh warm-toned strings, a foam cover for my handheld vocal mic, a clamp-on stand accessory holder for cables or headphones, and a guitar looper with hands-free foot control for generated bass and drums.", "positive_items": ["B0BTC9YJ2W", "B06W2NS817", "B091MZPYBQ", "B01DECWM0G", "B000K69UM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15926f2a4aa2baeb4fe951a9", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for amplified performances and need a practical setup to control feedback, tune accurately, secure it onstage, change strings efficiently, use heavy picks, and attach or remove the strap quickly.", "positive_items": ["B079TLFL33", "B0BPLFP5P6", "B07XP6MHQT", "B097FMTZCP", "B08R5GM6YB", "B0010SHU18", "B09MJWYTQW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15982105c0fde87c4b05fafa", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need a clear large-diaphragm condenser microphone, vibration isolation for the stand, and protection from harsh plosive sounds during singing and spoken takes.", "positive_items": ["B016QUXTZU", "B019JX565C", "B0002NYKLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1599bab879db9097b467eb89", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic jam setup where I can learn and play harmonica, check my pitch with a compact clip-on tuner, and add hands-free rhythmic accompaniment while performing.", "positive_items": ["B0BPLFP5P6", "B0CCK4YYNM", "B088K3V4VQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15a80100974ff3459284418d", "partition": "shared_train", "query": "I\u2019m preparing for an orchestral percussion rehearsal and need versatile tools for snare and general drum parts, all-around timpani playing, and keyboard percussion passages, with balanced options suitable for both practice and ensemble performance.", "positive_items": ["B0002F77XG", "B09PGW1W7R", "B07TQV58MC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15a85baac3384542ed13ab36", "partition": "shared_train", "query": "I\u2019m setting up a convenient practice station for my electric guitar, with a comfortable adjustable shoulder strap, a secure stand for storing it between sessions, and a way to connect its quarter-inch cable to a 3.5mm audio device.", "positive_items": ["B01AAX6KGY", "B07FRDVPNC", "B004C4UQZE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15b499f17c69cf6aa7595a14", "partition": "shared_train", "query": "I\u2019m assembling a vintage-style Stratocaster from a finished alder body and want a traditional three-pickup setup with quieter, clearer tone and a matching tortoiseshell pickguard.", "positive_items": ["B014ZYPT34", "B0BCXRJCNT", "B07B6N29DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15b5fbe4d7839efe6ded7dfb", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a gig and need to restring it with long-lasting light strings, a tool to change them efficiently, and a dependable long cable for a clean, natural connection to my amp.", "positive_items": ["B09KWWS7DH", "B07DWY7R2X", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15b7f465db45726d6c955a4c", "partition": "shared_train", "query": "I\u2019m setting up a portable stereo recording rig for live music and need an adjustable boom support, a way to position two microphones together, and long XLR connections.", "positive_items": ["B00NPAMDQ6", "B00JR2DDW4", "B077H2LW3Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15be3db208efd4892199c375", "partition": "shared_train", "query": "I\u2019m restoring an older electric guitar and need parts for reliable tuning, improved tone and volume control, a neck pickup upgrade, stronger neck-joint hardware, and assorted fasteners for installation.", "positive_items": ["B073CZTQFM", "B09MQGL896", "B07D78R96K", "B078PG7NBY", "B0B4NCR983", "B07MW28G1D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15bf3842af2a970a6e65cc52", "partition": "shared_train", "query": "I\u2019m refreshing my drum setup with replacement snare lugs, a way to precisely tune the drumhead, a breathy splash cymbal, and responsive sticks for focused cymbal playing.", "positive_items": ["B09RBFKS1X", "B001MEEOZ0", "B07NDGTTZZ", "B004XLATPI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15bfb913d447778e5b608dfa", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar rig for rehearsing and recording gritty, sustained blues-rock tones, and need comfortable, durable playing accessories, a long low-noise connection to my amp, and an overdrive that can boost or shape a high-gain sound.", "positive_items": ["B09KWWS7DH", "B071RD812X", "B09R6GDRV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15c98d98ac08408f1e486453", "partition": "shared_train", "query": "I\u2019m tuning up my drum kit for light jazz gigs and need a responsive bass-drum sound, crisp cymbal articulation, and a simple way to tame unwanted overtones on toms and snare.", "positive_items": ["B0002GO8NM", "B00WJ3K3QW", "B0753PSL2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15cfa3837ab620bec3536597", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for rock gigs, with versatile distortion, vintage-style echo, a reliable guitar-to-board connection, and a short patch lead between effects.", "positive_items": ["B06XB3FQKB", "B0B95V41NR", "B07MHL48V6", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15e5f660fc6bb44a180848b5", "partition": "shared_train", "query": "I\u2019m preparing my five-string electric bass for rehearsals and small gigs and need smooth, warm strings, a dependable amp connection and foot control, plus protective portable transport.", "positive_items": ["B001LNO9J8", "B088DD5M4V", "B001L8NGJ2", "B0BKZ5F8BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15f057a708c49c9086a55a98", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio for recording guitar, violin, and banjo or mandolin sessions, and need fresh violin strings, comfortable picking and fretting accessories, a vocal/instrument microphone setup with monitoring, plus safe wall storage for my string instruments.", "positive_items": ["B002G1UT5C", "B0BKR9BCVK", "B07Y2R3Z2D", "B07DLBJKMR", "B08DM9NFLH", "B07DLC8CQZ", "B0C5BMZ1K9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-15f500825fd29d46c8802747", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for live gigs and want a warm, studio-like amplified sound, longer-lasting bright strings, and a convenient hands-free setup with quick strap release and picks for playing.", "positive_items": ["B07GFH8NTB", "B0C21FKPZV", "B07XP6MHQT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-160919ada90a889d11be9a61", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record expressive keyboard performances and vocals for song demos, with reliable sustain control, a quality condenser vocal sound, and enough simultaneous inputs for expanding the setup.", "positive_items": ["B07CYRYQ8G", "B09VT45772", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-160d6910409c645f001d6e50", "partition": "shared_train", "query": "I\u2019m preparing my short-scale electric guitar for local gigs and need a protective carry bag, fresh 9\u201342 strings for restringing, and an adjustable durable strap for playing.", "positive_items": ["B06Y5L3CYJ", "B09M7P8SBH", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-160fa9c59fb0866d8adb8f8e", "partition": "shared_train", "query": "I\u2019m starting electric guitar lessons and need a beginner-friendly six-string setup with a comfortable way to pick and connect the instrument to an amplifier for practice.", "positive_items": ["B08TVWY2WY", "B00LMC2HA6", "B0BYJN7JWQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-161047c3d2ee809ce6f5ba65", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic live performance and rehearsal space where I can play amplified guitar, let two singers perform wirelessly, monitor the sound accurately, connect the audio gear, and safely hang the instrument afterward.", "positive_items": ["B0BSB847BR", "B07YM5ZHS9", "B005ZV5K0O", "B0002F76T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16109f978b3e77f641cebc0f", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar performance and need a reliable way to support the speakers, connect my stage audio gear, play comfortably with a longer strap, and keep the guitar precisely tuned between songs.", "positive_items": ["B0083EJDXK", "B000ZLYFAU", "B002LTFTO0", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-161b9d9b2d0638e923e79397", "partition": "shared_train", "query": "I\u2019m getting my semi-hollow electric guitar ready for rehearsals and small gigs, and need secure transport protection, a comfortable shoulder strap, and flexible thin picks for playing.", "positive_items": ["B0083EEPUG", "B001AEA0G4", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16293de092144d9ef25ff8b8", "partition": "shared_train", "query": "I\u2019m setting up a portable vocal rig for small community performances and need reliable handheld singing or speaking input, a collapsible adjustable platform for the mixer, and impedance matching for connecting it to older audio equipment.", "positive_items": ["B0BX8SSNYP", "B0BLM1W9XH", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-162a17d2ba576a57aafc84d7", "partition": "shared_train", "query": "I'm setting up a reliable home practice space for my acoustic or electric guitar, with easy tuning, comfortable foot support while playing, a secure place to park the instrument between sessions, and automatic humidity protection during storage.", "positive_items": ["B07K34CPZG", "B08BW2TBD7", "B00IFOTSJW", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-162c485e3809225074cf0515", "partition": "shared_train", "query": "I\u2019m putting together a small rock rehearsal setup and need responsive double-kick control for the bass drum, plus durable, low-noise instrument leads in different lengths to connect electric instruments to my amp and mixer.", "positive_items": ["B0929HNLLD", "B0BB9RMGZN", "B0B1WYSKJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-162fa96325fb8cafca6dc2ae", "partition": "shared_train", "query": "I\u2019m setting up a small home recording studio to capture vocals and instruments, monitor mixes privately, connect microphones over a longer distance, and handle several inputs and outputs with high-quality USB recording.", "positive_items": ["B07H5HM6F6", "B09RN7GR8F", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-163590329c43e61d2771c44b", "partition": "shared_train", "query": "I\u2019m refreshing my Les Paul-style electric guitar with a new black pearl appearance, dependable 3+3 tuning hardware, and replacement .009 plain strings for the high-E position\u2014not a complete string set.", "positive_items": ["B0B51QDPY7", "B06XRRB67F", "B0002D0L5E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1639e2f70b5e1f7896b3f477", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar and need a replacement hardtail bridge, secure strap hardware, and removable fretboard inlay decals for an easy cosmetic and functional upgrade.", "positive_items": ["B01H2MBNMW", "B01MDTDG3P", "B01MQ5UD77"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-163ad4344d78a3d1e010099c", "partition": "shared_train", "query": "I\u2019m setting up a small home recording station for singing and spoken vocals, with adjustable stands for two mic positions, a pop filter to reduce plosives, and a USB interface for connecting everything to my computer.", "positive_items": ["B0C4XQ496G", "B005OZE9SA", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1641851a0ac4c02409453caf", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style guitar and need compatible hardware for a tremolo-equipped upgrade, including a reversed bridge-position guard, a stronger single-coil voice, and a chrome tremolo assembly.", "positive_items": ["B0759MJRBT", "B0772XDJX2", "B001FXOAQQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1644c32188cb2f5aa1fbdf07", "partition": "shared_train", "query": "I'm setting up a compact home string-instrument practice and display area, with comfortable fingerstyle playing accessories and secure wall storage for my guitar and violin or viola, including space for their bows.", "positive_items": ["B08DM9NFLH", "B000NGVQKO", "B07DLBJKMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-164721d831c0e760d30b6f92", "partition": "shared_train", "query": "I\u2019m setting up a vocal recording station and need an all-in-one way to capture vocals, monitor them with headphones, position the microphone securely, reduce plosive noise, and connect everything to recording software.", "positive_items": ["B004LLV04E", "B017NT392Q", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1647d63a6b6ab7c8fde4836f", "partition": "shared_train", "query": "I\u2019m producing a guitar-driven electronic track and need to refresh my acoustic guitar\u2019s strings, quickly change keys while recording, and build loop-based grooves in Pro Tools.", "positive_items": ["B001EH9IBK", "B07BSZNKTM", "B07C5RMKBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-164b49f201a2ab8b572aa827", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar pedalboard for recording and rehearsals, with flexible tone shaping, warm amp-like overdrive, spacious delay textures, and lush chorus for clean and driven parts.", "positive_items": ["B01MRSPOWU", "B00XJ0AMSS", "B075PY3QNP", "B06ZYJ4M3H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-164ba17919c58c2d5c88ef87", "partition": "shared_train", "query": "I\u2019m outfitting a small live music stage and need a reliable way to run many microphones between performers and the mixer, protect handheld mics from breath and wind, and mount stage lights safely above the performers.", "positive_items": ["B098PKQ3GK", "B00ZV7T95E", "B06Y17CPDF", "B07M8P51TY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-164f3efa622cdcd5b753fa86", "partition": "shared_train", "query": "I\u2019m putting together a compact, gig-ready guitar effects rack that\u2019s easy to carry, keeps short connections tidy, and safely powers everything with visibility in dark venues.", "positive_items": ["B01M2ZAWKQ", "B08CSQNMN5", "B0014598WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-167182aac311d9ecbd07a24c", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and need supplies to rewire its pickup selector, fit and measure a replacement nut and string action, condition the fretboard, secure the tremolo arm, and safely support the instrument during setup.", "positive_items": ["B0B8F6LD9F", "B07N7NM35T", "B00LYFFW9O", "B097BG4N5T", "B0BR2G8WYG", "B00NARHNCS", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16795283c939a1ce9d987b63", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar and need long-lasting strings, a quick way to wind them onto the tuning machines, and a reliable tool for trimming the ends cleanly.", "positive_items": ["B0BJ3BBTXH", "B00315D0E4", "B015TBAAT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-167d05b5402d1e74f7216f76", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and recording corner: I need to restring a six-string for bright Nashville-style doubled parts, keep tuning precise, have durable picks for lead playing, and store the instrument safely on the wall.", "positive_items": ["B00JL5I61A", "B0BPJ4Q6FJ", "B0C9NGP88D", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1685ebf964098b20c81ea591", "partition": "shared_train", "query": "I\u2019m building a compact live keyboard rig with two keyboards on a stable tiered stand, a reliable MIDI connection between compatible devices, and a low-noise 1/4-inch audio connection for sending my instrument signal to the sound system.", "positive_items": ["B01DK43HMK", "B08X3XVRM6", "B07477HRCN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1687726d2a5e47c4c3b228e2", "partition": "shared_train", "query": "I\u2019m preparing a home-studio rehearsal for layered electric-guitar and drum parts, including a bright Nashville-tuned guitar track and responsive hi-hat work, so I need fresh strings, comfortable picking, lightweight sticks, and a smooth hi-hat setup.", "positive_items": ["B0BG95DG2H", "B0BPJ4Q6FJ", "B06XGH776Q", "B078M1M74N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-168844b70d8fc534a621823c", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for heavier-gauge playing and want everything needed to restring it smoothly, trim and stretch the strings, then keep durable medium-light picks organized and within easy reach during practice.", "positive_items": ["B0BSGM6CQ9", "B0002D0CEO", "B01K1EJQ9U", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-168c6bd9dc35fbd4cabbb1ec", "partition": "shared_train", "query": "I\u2019m setting up a small live-performance and home-recording rig and need a USB mixer with built-in effects, a stereo signal enhancer, and the right balanced adapter to connect XLR equipment to a 1/4-inch input.", "positive_items": ["B07N5LWMF1", "B0039PPW60", "B0002FDKIW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-168d764d3cde8ddc9cc04b1f", "partition": "shared_train", "query": "I\u2019m building a compact home setup for composing atmospheric songs that blends rich analog synth textures, layered paraphonic sounds, and expressive nylon-string acoustic guitar parts for recording.", "positive_items": ["B0BXF6CXLJ", "B00J8R69ME", "B0BXDSSWS1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1692f92ee61c183bc280a5fb", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need replacement hardware for stable string alignment and a reliable cable connection, plus a secure adjustable stand to protect it while I work.", "positive_items": ["B07H4W6YCZ", "B0B29LK8QD", "B01LXTBO7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1693bca6eaf4a7fc5347f987", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small live set and need fresh bright strings, an easy way to tune accurately, and a capo for quick key changes during songs.", "positive_items": ["B0BFKKVQZT", "B00H4PEMM6", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16a1c80ff5d985c8e9cd94ed", "partition": "shared_train", "query": "I\u2019m refreshing my narrow-body acoustic guitar practice area and need a way to mount the instrument safely, replace its strings efficiently, and keep standard picks close at hand.", "positive_items": ["B07GFH8NTB", "B0BXT384GR", "B000AS7QJU", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16a533bc8ae604ec72e10190", "partition": "shared_train", "query": "I\u2019m building out my drum setup for live performances and need versatile, contrasting cymbal tones plus a reliable heavy-duty stand to support the new cymbals securely.", "positive_items": ["B016CK4Q0G", "B088MY4DTS", "B088L2B3M3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16a8d718cf42d18fa18d0a77", "partition": "shared_train", "query": "I\u2019m putting together a dependable guitar rig for live performances and need precise stage tuning, a durable low-noise connection to my amp, and a classic touch-sensitive overdrive sound for leads and rhythm playing.", "positive_items": ["B0032UYIK8", "B0716QP8SR", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16a9d986c7d81242385c789f", "partition": "shared_train", "query": "I\u2019m refurbishing my three-single-coil Stratocaster for warm, punchy cleans and high-gain playing, and want a matching white guard, noiseless replacement pickups, plus a versatile adjustable wah pedal.", "positive_items": ["B06VXPHW9D", "B0BCXKFMKD", "B0771QC7RH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16b1036d033c18fa8f95f2c0", "partition": "shared_train", "query": "I\u2019m rebuilding a Telecaster for experimental home recording and want a comfortable replacement neck plus pedals that can create controlled feedback at low volume and capture, reverse, stretch, and overdub short guitar phrases.", "positive_items": ["B08G9T1S7M", "B07B9ZWQS6", "B06WVJ9BK3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16b9dfca22de14c8bb4c8269", "partition": "shared_train", "query": "I\u2019m rebuilding a compact live drum setup and need dependable hi-hat hardware, replacement snare tension parts, secure mounting for extra percussion and a snare or tom microphone, plus hi-hat support and improved stick grip.", "positive_items": ["B000EEL6VO", "B000T0A7EA", "B008JF2312", "B008872XQQ", "B0002F4M4S", "B009LRJO8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16bb22390213303a330a6398", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular playing: I need to improve the string setup, put on fresh light-gauge strings, and make sure my shoulder strap attaches securely and comfortably for rehearsals and live sessions.", "positive_items": ["B0B29N7VC8", "B00IPHSRN2", "B09M7P8SBH", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16bfe9a7c302b969e40d3387", "partition": "shared_train", "query": "I\u2019m wiring a small rehearsal and recording setup and need reliable connections for microphones, mixer insert effects, and an amplifier\u2019s speakers, with enough cable length for flexible stage placement.", "positive_items": ["B01DN7O0TS", "B0002DVDTC", "B0BQ4HSKC9", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16c4f7b5065ba5d9173199ee", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and five-string bass for a solo-focused rehearsal: I need to measure the fretboard radius, restring both instruments with suitable sets, and add a compact high-gain distortion effect for defined lead tones.", "positive_items": ["B07BFVF7LZ", "B0BHG58G2F", "B0064RTS0G", "B00B3PB1GI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16ca97839d9a6660e4b85f31", "partition": "shared_train", "query": "I\u2019m setting up a small guitar recording session and need reliable picks, a way to send the instrument signal directly to my mixer, an XLR connection, and a stable low stand for miking the amplifier.", "positive_items": ["B0864MX9C1", "B000CCSWPQ", "B09QZJ57YW", "B01LZ7ET20"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16dc4b93471d1d2316e56b2d", "partition": "shared_train", "query": "I\u2019m getting my five-string banjo ready for bluegrass playing and need a comfortable way to wear it, reliable thumb picks for picking, and a replacement bridge that improves note clarity and articulation.", "positive_items": ["B01AA6B5WU", "B01AZ0WPPC", "B01AA6BIA4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16dfdfccc8a834a29379af38", "partition": "shared_train", "query": "I\u2019m restringing and setting up my electric guitar for rehearsals, so I need an easy way to change the strings, accurately tune it, and connect it to my amplifier or recording setup.", "positive_items": ["B0C3LKJXFR", "B088DD5M4V", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16e6b61aebf4ff4675ee02a2", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording rig for a solo guitar-and-cajon performance, with a distinctive stone pick, powered and connected effects, a pedal-mounted cajon setup, and a portable multitrack recorder for capturing the song.", "positive_items": ["B096NN14V8", "B084GS6BRH", "B00DDXL7O4", "B07MZ868B5", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16ef022cff65d55d4f7b1a7b", "partition": "shared_train", "query": "I\u2019m setting up my guitar for warm jazz practice and need a flat-wound string set, an easy way to keep tuning steady, and varied pick gauges to find my preferred feel.", "positive_items": ["B0BSBX4L4C", "B0BHSG5C3G", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16f398f7b7226d80c6caedab", "partition": "shared_train", "query": "I\u2019m starting to learn electric guitar and need a solid-body instrument, heavier-gauge strings, and a clip-on tuner for accurate tuning during practice.", "positive_items": ["B0BGQG84Y4", "B0BSGM6CQ9", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16f608b59a563344fde74773", "partition": "shared_train", "query": "I\u2019m preparing my electric and acoustic guitars for a live set and need bright high-strung electric strings for layered parts, long-lasting medium bronze acoustic strings, and a durable adjustable strap for comfortable performance.", "positive_items": ["B09BF8XDF4", "B09V91H5XM", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16f6545fe858764e6beff565", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string electric guitar for dependable tuning: I need upgraded headstock tuners, a durable medium-gauge string set, and a low-profile capo for quick key changes during practice.", "positive_items": ["B08Z7NL9P5", "B095XZJ99J", "B073RTT48C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-16ff58ffc882099aaa3c2683", "partition": "shared_train", "query": "I\u2019m setting up a small live performance and need a stable way to elevate two speakers, route multiple audio lines across the stage, and clearly identify each connection during setup and teardown.", "positive_items": ["B07FJ997G4", "B003BVJ7Q8", "B0C3PY6TBR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17065d9e404995dba0f00ee3", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style electric guitar and small tube amp, and need a chrome vibrato tailpiece, a comfortable strap with secure locks, and replacement tubes to get the rig playing reliably again.", "positive_items": ["B00AKK4L8W", "B0722V59R6", "B07SPHH7TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-170d7d81706c9e42f4e29f14", "partition": "shared_train", "query": "I\u2019m refurbishing my Fender-style electric guitar and bass and need compatible hardware for improved tuning stability and a bridge upgrade, fresh control knobs, plus a safe way to clean and condition the wooden fretboards. What should I buy for this project?", "positive_items": ["B07GY7828V", "B0BT34HC2X", "B08HVGW1W5", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-171668dc74415d64165f77ed", "partition": "shared_train", "query": "I want to convert my steel-string acoustic guitar for Hawaiian lap-style playing, raising the strings temporarily and adding the accessories needed for smooth steel-slide tone and controlled fingerstyle picking.", "positive_items": ["B0002Z3N8O", "B000NGVQKO", "B01AA6BNCC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-171805ea96090f57e7806b09", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar, getting it properly tuned, and recording a polished solo performance on my computer for a song demo.", "positive_items": ["B0BHSG5C3G", "B08DZ2B791", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17195baa3630ebfcb5f4f65f", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar for gigs and need to finish the rear tremolo cavity, add a comfortable adjustable playing strap, and organize reliable connections for several effects pedals.", "positive_items": ["B06X3YSBV8", "B01A0D3SSC", "B078XRM3W4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-171cd5ffe38cc75746d02c19", "partition": "shared_train", "query": "I\u2019m building a compact home studio for producing electronic tracks, with hands-on analog synthesis, a small keyboard and pad setup for programming melodies and beats, and enough high-quality inputs and outputs to record and monitor everything cleanly.", "positive_items": ["B0BY2K2T8T", "B09RN6MGZH", "B0C5Y549L5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-171efbfc560d8df3c973daa6", "partition": "shared_train", "query": "I\u2019m getting my electric guitar set up for regular practice and want replacement strings, a range of pick gauges to find what feels comfortable, and a stable stand to keep the guitar safely accessible between sessions.", "positive_items": ["B0BSGM6CQ9", "B079T26PWL", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-172a18faf8ac6d6c534835ed", "partition": "shared_train", "query": "I\u2019m refreshing my home rehearsal setup: I need to replace the worn protective faceplate on my Yamaha Pacifica, restring my super-long-scale four-string bass for a bright, reliable tone, and have comfortable picks for practicing both instruments.", "positive_items": ["B06XDMJWCP", "B07D5W5X3Z", "B075PL23S6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-173e17e466999de02eaf12e5", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and demo session for electric guitar, bass, and vocals, with fresh strings, reliable tuning, amplified guitar monitoring, a secure way to transport the guitar, and a cleaner, shock-isolated microphone setup for recording.", "positive_items": ["B07PSWC1XY", "B000LQLDM2", "B0B7C6VWMZ", "B0BSGM6CQ9", "B0BT862N4P", "B000AAGM0M", "B0716DK86D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-173f6f9357d88276153e13af", "partition": "shared_train", "query": "I'm getting my electric guitar and compact pedalboard ready for a recording session and need to care for the fretboard, tune accurately without coloring the signal, change keys quickly, and make a clean short connection.", "positive_items": ["B07635X9VJ", "B000VXM3VU", "B0928HW2P4", "B07Q6L4YMC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-174c3254b6793f58ddfc1395", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic guitar and vocal recording setup, with safe transport and humidity protection for my compact guitar, reliable connections for microphones, wind and spit protection, and power for a condenser mic during performances or home sessions.", "positive_items": ["B074P76BC4", "B078KTV8L4", "B0B52FBC66", "B07KGD8VFN", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1751787c0ebbce5dc6733aca", "partition": "shared_train", "query": "I\u2019m setting up a secure, professional PA system for small events and need a mobile equipment rack for audio gear, lockable storage for accessories, and sturdy elevated speaker supports with tidy cable management.", "positive_items": ["B0C4YN3MMY", "B00X8MTF8A", "B01498LZKM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1755d9868eada8d8bf6a0071", "partition": "shared_train", "query": "I\u2019m setting up a small live band performance and need reliable vocal and instrument microphones, long balanced connections to the mixer, and a secure way to keep the guitarist\u2019s strap attached during the show.", "positive_items": ["B07C91JT14", "B00NPAMDQ6", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1758acb2294b5b63065944ea", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for live gigs and need reliable tuning, secure strap attachment, and durable picks for fast, controlled playing.", "positive_items": ["B079QGTFGX", "B00HU260SW", "B073VRMPDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1765a8f54e92a9a7bd41a422", "partition": "shared_train", "query": "I\u2019m recording a small live music session and need a portable battery-powered recorder with stereo mics, plus balanced cables to connect both XLR and 1/4-inch TRS stage gear for clean feeds and monitoring.", "positive_items": ["B096FZ5TKG", "B01HCGWS2W", "B01MROS266"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17844997d7dcfa8a2adb6747", "partition": "shared_train", "query": "I\u2019m tuning up my drum kit for punchy, controlled studio recording and need to improve snare articulation, protect the bass drum head for double-pedal playing, and manage its resonance.", "positive_items": ["B0BKZ6M28F", "B0B962GTW6", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-179622a37ffd2cf92f400010", "partition": "shared_train", "query": "I\u2019m starting violin lessons and need a full-size instrument with everything for practicing, a way to learn finger positions, and volume control so I can rehearse quietly at home and transport it safely.", "positive_items": ["B00E9EC2K4", "B00GWYE4V4", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17a4fe263556945241db8b8b", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke and live speech event, and need a portable PA speaker on a tripod, adjustable floor mic stands, and balanced cables to connect multiple microphones and audio equipment cleanly.", "positive_items": ["B08Z5XSKP8", "B07DX95KP2", "B08WX4KTBJ", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17a6198a499328941531e203", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record guitar and vocals, rehearse with an amp, and send a polished mix to speakers or a PA. I need versatile guitar tone, reliable vocal capture, and multiple audio connections.", "positive_items": ["B0BXZFS2QH", "B09RN7GR8F", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17a73aee55a8cb3467ea6c95", "partition": "shared_train", "query": "I\u2019m setting up stage lighting for a live event and need reliable DMX connections in several lengths to link fixtures with the lighting controller across the venue.", "positive_items": ["B00LA7V5KQ", "B071CSRJ1S", "B004WMB0EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17b0ee84c304d07e6dcc0eaa", "partition": "shared_train", "query": "I\u2019m putting together a small live band setup and need to clean and prepare the drum kit, capture the kick and cymbals, mic several singers or instruments, and connect an instrument cleanly to the mixer while minimizing hum.", "positive_items": ["B07C91JT14", "B0027V760M", "B0BR2PXCC2", "B0002E516M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17b78506b8475a511682f69b", "partition": "shared_train", "query": "I\u2019m preparing my electric and acoustic guitars for a recording session: I need fresh long-lasting strings for both, replacement tremolo springs for the electric, and a reliable cable to connect it to my amp.", "positive_items": ["B003AYNHGW", "B081T5GXGT", "B07DWM2XSS", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17c0be989d76441f29b69e38", "partition": "shared_train", "query": "I\u2019m setting up a compact solo electric-guitar performance rig for rehearsals and small shows, with flexible guitar tones, a reliable vocal setup, and enough reach to position everything comfortably.", "positive_items": ["B0BT84L82P", "B0846J7THY", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17c2d2aa99f72687aab8ae66", "partition": "shared_train", "query": "I\u2019m setting up a small home band rehearsal corner and need an easy way to tune our string instruments, get punchy amplified bass tones, and keep the instruments safely supported between practice sessions.", "positive_items": ["B08JMQR2JK", "B0BT855NFQ", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17c8b1f9f8ea263032215635", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable acoustic guitar setup for small gigs, with space for effects, quick key changes without retuning, and comfortable picks for warm, responsive playing.", "positive_items": ["B00CPLODUU", "B0822X83YJ", "B0036YSNCO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17d209c0d85e7f098b5d8a50", "partition": "shared_train", "query": "I\u2019m upgrading an acoustic guitar for small live performances and home recording, and need an under-saddle pickup plus a way to shape and send its signal into my mixer or recorder over a reliable balanced XLR connection.", "positive_items": ["B017K1D9SG", "B07MJVGJSV", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17d2409a3cf99cb76738855c", "partition": "shared_train", "query": "I\u2019m preparing for a small live set where I\u2019ll switch between acoustic and electric guitar, so I need long-lasting replacement strings for both instruments and an easy one-hand capo for quick key changes.", "positive_items": ["B07DWY7R2X", "B09BF8XDF4", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17dc5ad820dd93af2a5101cb", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar setup and need reliable balanced connections, hands-free dual control of my equipment, and an in-ear monitoring system so I can perform while hearing myself clearly.", "positive_items": ["B0B8Z6GZZ5", "B004MNTIL8", "B004FPEGT2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17e0dcfc7f4dda9835b92626", "partition": "shared_train", "query": "I\u2019m upgrading the electronics on my Tele-style guitar and need a complete installation setup with quieter vintage-style tones, expanded switching, quality controls, and matching hardware to securely finish the pickguard work.", "positive_items": ["B01BQMDD4U", "B06Y2PK4P8", "B0091WCUZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17e9b506efad27760bca5ba8", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home keyboard practice station and need hands-free sustain control, adjustable seating for long sessions, and an easy way to mark fingering patterns in my lesson notes and sheet music.", "positive_items": ["B0BT9R8MMV", "B00KQ3B92Y", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17f04327e49c675e8c2c3e25", "partition": "shared_train", "query": "I\u2019m upgrading my six-string electric guitar for progressive rock, and need durable medium-gauge strings, a way to switch my tremolo between floating, dive-only, and hardtail modes, plus precise, grippy picks for fast playing.", "positive_items": ["B0BXT385LV", "B004MNCLIA", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-17f3df8a677b1b5b392fe733", "partition": "shared_train", "query": "I\u2019m setting up a quiet home guitar practice station and want to refresh the fretboard, connect my instrument reliably to a compact amp-and-effects unit, and practice through headphones.", "positive_items": ["B0772STLBS", "B0928HW2P4", "B01MQE6KRE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18130658fe5313ef8a7ee99d", "partition": "shared_train", "query": "I\u2019m preparing a portable beginner ensemble workshop and need organized instrument support, sheet-music setup, guitar maintenance supplies, fresh guitar strings, soprano saxophone reeds, violin fingering guidance, and a way to keep the instruments polished.", "positive_items": ["B000SOQ0Z2", "B00TH478JQ", "B08JMQR2JK", "B00557KN28", "B0B6P55RBN", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-182d63d67e09ab11a2779481", "partition": "shared_train", "query": "I\u2019m building a heavy rock electric-guitar setup for rehearsals and recording: I need high-output active humbuckers, heavier strings, reliable picks and connections, gritty overdrive plus sweeping modulation, and padded stands to keep my guitars organized between sessions.", "positive_items": ["B0B95V41NR", "B0731HKT3X", "B0032WBK5M", "B0BSGM6CQ9", "B08JMQR2JK", "B0016NJ4WU", "B09RTZ26KV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18318daa8fbfb8b9f2fbba2d", "partition": "shared_train", "query": "I\u2019m setting up my tenor ukulele for regular practice and want removable fretboard markers for personalization, a clip-on tuner to keep it in tune, and a foldable stand for convenient storage.", "positive_items": ["B0BPLFP5P6", "B07SZLB9GM", "B085RYTND2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1835524da8d500685f7cc011", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar lesson practice area using my existing sheet-music stand, with music at a convenient height, amplified sound for playing, a capo for changing keys, and protection for the floor beneath the stand.", "positive_items": ["B07MZ6XF6P", "B00EM5UOE6", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1840d4b83e871384680d3b62", "partition": "shared_train", "query": "I want to record a vocal demo at home with a stable adjustable microphone setup, reliable XLR connection, and a compact mixer/interface for sending the performance to my computer.", "positive_items": ["B005EHILV4", "B000165DSM", "B0928H9QXC", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18452e1b5ec608f5c3818b49", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic for a bluegrass or folk fingerstyle session and need a fresh set of light, warm-sounding strings plus comfortable picks for both thumb and fingers.", "positive_items": ["B01LB3T5KA", "B07M7XZFYG", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-184e77f5b0279fb273c2b41d", "partition": "shared_train", "query": "I\u2019m assembling a compact 19-inch rack for a small live-sound setup and need a way to mount miscellaneous gear, manage filtered AC power, preserve airflow, and make short balanced XLR connections.", "positive_items": ["B00NACNO4O", "B071YMDLW6", "B0007OGTGS", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1855a657b4ff4fbccdfd1690", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for a fatter single-coil sound, replacing the tone control, and keeping its floating tremolo stable and easier to keep in tune.", "positive_items": ["B001LNN1JW", "B01JG29RWY", "B0002KZEAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-186bc8c203b5ea9a79758f67", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and small-gig rig: I need a safe wall-mounted place for my guitar, adjustable supports to elevate PA speakers, and quiet isolated power for several effects pedals.", "positive_items": ["B00U28HYNQ", "B015M92GZ0", "B00WJ3JUFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-186def990a416c02bf989aa1", "partition": "shared_train", "query": "I\u2019m getting my electric guitar rig ready for rehearsals and small gigs: I need to refresh the amp\u2019s power section, add a dependable way to keep the guitar attached to its strap, and use a durable adjustable strap for comfortable playing.", "positive_items": ["B00H35YIJE", "B07CQ19T1J", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1870e4e81a023b0d34163fe5", "partition": "shared_train", "query": "I\u2019m recording a playful vocal-and-kazoo track at home and need a clear voice microphone, a reliable XLR connection to my recording setup, and a durable kazoo for the melody.", "positive_items": ["B07N5J3GTB", "B08DBDD6CM", "B00067G66Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-187724a6813ac455c5309124", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic guitar and five-string acoustic bass for recording, including a new slotted nut for the guitar and fresh, long-lasting strings for both instruments.", "positive_items": ["B00373N0ZO", "B07K2M8KN3", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1879f0e051691791de837540", "partition": "shared_train", "query": "I\u2019m setting up a compact desktop station for podcasting and livestreams with my Blue Yeti. I need smooth adjustable positioning, vibration isolation, tidy cable handling, and a protective cover to keep the microphone clean between sessions.", "positive_items": ["B0B4W71MKL", "B078MGXLVS", "B08T2MZVCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-187c144cd5523f257e679ecf", "partition": "shared_train", "query": "I\u2019m assembling a custom Strat-style electric guitar and need a complete build foundation, compatible tremolo hardware, prewired three-pickup controls, and sturdy neck-joint mounting hardware.", "positive_items": ["B09Y8JZTQH", "B0B4DH1WJS", "B07FDYBF59", "B00S6251JY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-188f22b2ca690e47b32c7d30", "partition": "shared_train", "query": "I\u2019m filming a short outdoor scene and need a lightweight boom setup to position a directional microphone away from the camera while recording clean dialogue on location.", "positive_items": ["B0197WT5BQ", "B0007U9SOC", "B0796CFWKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-189b1c93d063a4f7370e4827", "partition": "shared_train", "query": "I\u2019m recording a rock demo at home and need a compact setup to capture detailed cymbals and acoustic instruments, securely position microphones on my drum kit, and add versatile overdrive or distortion for electric guitar parts and solos.", "positive_items": ["B07C484BHP", "B07N3146QF", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18a5574299fce6051f0ff14f", "partition": "shared_train", "query": "I\u2019m restoring my DR Z Maz guitar amp and want to bring back its spring ambience, improve its 12-inch tonal character, and add warm, touch-sensitive crunch for playing.", "positive_items": ["B003AZ3E5U", "B0034747SC", "B0716QP8SR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18ab79226f5831178c2c8a6c", "partition": "shared_train", "query": "I\u2019m setting up a low-noise home drum practice rig where I can mute my kit for quiet sessions while adding a foot-operated tambourine accent to my hi-hat playing.", "positive_items": ["B0BMZ3M2Q8", "B09T8HDBYK", "B07V4GG652"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18b47a1c9ed52f852aebb2fc", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice area and need comfortable support while playing, a dependable cable for connecting my instrument, and a padded, low-profile way to display a wide-bodied guitar horizontally on a flat wall.", "positive_items": ["B0B624KR9D", "B07MVZQXS1", "B074P6W2G1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18c5c47ddd85658d93ae1449", "partition": "shared_train", "query": "I\u2019m setting up a singer-led rehearsal and recording space with support for a string instrument, a dynamic vocal mic, stereo drum-overhead mics, and bright ride and trash-china cymbal textures.", "positive_items": ["B00716CYVY", "B00B7G2ODC", "B0BYXVCSGG", "B07C484BHP", "B011DHB0A2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18c972ab2a3a363bd038bc21", "partition": "shared_train", "query": "I'm getting my guitar ready for a small live set: I need to replace and properly stretch the strings, tune accurately onstage, and shape multiple amp and effects sounds for the songs.", "positive_items": ["B07Y6V2WKV", "B00IFOTSJW", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18d38bdfdb133e192e376002", "partition": "shared_train", "query": "I\u2019m preparing for a live guitar performance and need an easy way to change the song\u2019s tone and simplify difficult chords, plus a personalized adjustable strap with added shoulder comfort for long playing sessions.", "positive_items": ["B000TGSM6E", "B0BJB9NN5C", "B07BK1KRMZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18da419b7bebce5bf918878b", "partition": "shared_train", "query": "I\u2019m setting up an acoustic-guitar recording rig and need a DI/preamp, reliable XLR connections, a way to split the signal, pedals for delay and varied modulation effects, plus sturdy picks for tracking parts.", "positive_items": ["B01H8E58SY", "B08DBDD6CM", "B000RVWY42", "B00LIW74US", "B07MJVGJSV", "B09R6KV6QX", "B07MHL48V6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18de790f7eae09b14db14332", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice corner and need safe wall storage for several guitars, a warm bluesy overdrive effect, and a way to power multiple pedals from one adapter.", "positive_items": ["B079HP2PFK", "B086PLHS9L", "B0742RB7JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18e0fa850ab3439129870738", "partition": "shared_train", "query": "I\u2019m setting up my large viola for comfortable practice and performances, and need an adjustable shoulder support, replacement grip tips to keep it secure, plus a quick-change mute for quieter playing.", "positive_items": ["B000G13618", "B000F3MTRE", "B0002FP20G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18e269eb00419297998af059", "partition": "shared_train", "query": "I\u2019m upgrading my Strat for blues with a hotter single-coil sound, keeping standard picks handy during practice, and organizing two guitars safely on a stable, height-adjustable stand for gigs.", "positive_items": ["B0002KZB5C", "B0BXT384GR", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18e7397e202a8186e12be96b", "partition": "shared_train", "query": "I\u2019m producing a polished electric-guitar performance video and need fresh strings, precise heavy picks, expressive wah tones, and a plug-and-play USB microphone to capture clear, broadcast-quality audio for the recording and online presentation.", "positive_items": ["B001PZ79LC", "B0C6H9T5T6", "B09R3KNKKG", "B00162ZRIG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18ef819001525ccf69699319", "partition": "shared_train", "query": "I\u2019m setting up a small home jam session and livestream, needing to connect my laptop and guitar to the audio system, position a microphone securely, route balanced connections, and add colorful, sound-responsive lighting for the performance.", "positive_items": ["B004UOE3G4", "B0B44VTPS1", "B01H0PACWI", "B00TZBBCWU", "B08Z5ZQB7F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-18fc8a7852b1f336a0ae5c5f", "partition": "shared_train", "query": "I\u2019m customizing my Stratocaster with red control hardware, securing its strap for playing, and mounting it safely on the wall between sessions.", "positive_items": ["B07RZYBYVM", "B0BCXS7X26", "B074KSDLQS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-190856ab0ab2042c1270792a", "partition": "shared_train", "query": "I\u2019m setting up a small home recording and rehearsal station for electric guitar and vocals, with multitrack input for two dynamic microphones, reliable XLR connections, guitar effects, a replacement slotted nut for setup work, and a safe stand for storing the instrument.", "positive_items": ["B018FCZKR2", "B00L9R9YVO", "B07CYRYQ8G", "B0BYXVCSGG", "B07N5J3GTB", "B009GT0KNI", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-190b70aee16a881425cf3b43", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for versatile rehearsals and recording, with responsive snare resonance, warm durable tom projection, a full floor-tom sustain, contrasting 22-inch bass-drum tones, and reinforcement to withstand double-pedal impact.", "positive_items": ["B0B94PC6ZF", "B0B2T32W46", "B07F3FQYDJ", "B09HL6MZ45", "B0BKZ6M28F", "B09HCRTKL4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-192347e5cf850c0c312b3f89", "partition": "shared_train", "query": "I\u2019m creating a compact home-studio demo featuring tenor sax and a repaired humbucker-equipped guitar, with programmed drum and bass backing. I need flexible amplification, multitrack recording, and computer software to edit, restore, process, and prepare the finished music.", "positive_items": ["B009A3JEZK", "B01822JH8I", "B000P3WE60", "B07TKDQH25", "B01542U79M", "B00DQG8P34", "B00B9060X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-193561ddfc4177c12aaf36c4", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for high-strung Nashville tuning and want a bright, reliable tone, comfortable picks for playing, and an all-in-one tool to make restringing and trimming easy.", "positive_items": ["B0BPJ4Q6FJ", "B0BKZ3GCGR", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-193b0ea5c0fbba5f8fae25a1", "partition": "shared_train", "query": "I\u2019m refurbishing a 6-in-line, tilt-back electric guitar for regular gigs and need reliable replacement tuning hardware, a durable adjustable strap, and secure strap attachment for comfortable, safe playing onstage.", "positive_items": ["B00ABMR8VQ", "B0B8M1RZWV", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-194f92b6d63810959ada3370", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and repair station for several instruments, with secure temporary supports, a way to tune and change keys quickly, and assorted hardware for installing string guides, pickups, and other electric-guitar components.", "positive_items": ["B078PG7NBY", "B097FMTZCP", "B0BHSG5C3G", "B013DUOPUY", "B072JVYTHS", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19575d620803a0651e2362cf", "partition": "shared_train", "query": "I\u2019m setting up a home singer-guitarist rehearsal station to practice electric guitar through a compact amp, use a wired microphone on a stand for vocals, and reduce breath and popping noise with foam covers without needing a vocal PA.", "positive_items": ["B006GXZHBW", "B0BSCBGPCL", "B08T2N25MR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-195e15d0cde62e8d113167bb", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-recording station and need a warm, clear signal path for spoken vocals, with enough flexible input control to mix multiple microphones and other audio sources.", "positive_items": ["B000K6B59Y", "B0B89ZSYS7", "B08DZZ89Z9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-195ee2e32bdafdda635bbe1a", "partition": "shared_train", "query": "I\u2019m preparing for a bass rehearsal and need fresh strings, a comfortable adjustable strap, accurate clip-on tuning, and durable picks for playing through the set.", "positive_items": ["B00646MZHK", "B09V91H5XM", "B0002GX7XY", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1966b1e8473d9f823b91fd8c", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar recording session: I need to restring and tune the guitar, keep picks within reach, connect it quietly to an amp or interface, and capture clean vocals and instrument audio without plosive noise.", "positive_items": ["B01K1EJQ9U", "B095XZJ99J", "B0B8DHDVJZ", "B08R5GM6YB", "B0C6H9T5T6", "B016QUXTZU", "B0B2T1LF1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-196bbca25ad4c281f386b68b", "partition": "shared_train", "query": "I\u2019m starting an autoharp performance project and need an instrument, a suitable tool for fine tuning it, and protective storage for transporting it to rehearsals and gigs.", "positive_items": ["B002AKKOEK", "B06XHXVMQ1", "B0002F7IEE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-196c06b32b5b34a1fa1bd118", "partition": "shared_train", "query": "I\u2019m setting up a small wireless vocal performance and need two handheld microphones, a reliable adjustable stand, and a compatible clip for hands-free singing or announcements at an indoor event.", "positive_items": ["B07FZBF5HY", "B093YKC48W", "B002FWET44"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-196cc51208aad82abe614bb9", "partition": "shared_train", "query": "I\u2019m setting up a compact home blues and jazz practice corner with a wall-mounted stand for my alto sax and a versatile set of major diatonic harmonicas covering several common keys for playing along and improvising.", "positive_items": ["B0BRSK33BC", "B00BAYRLBG", "B07N5KJV3B", "B00WE6INNY", "B0813N7SSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-196eb42b2b03c56550573767", "partition": "shared_train", "query": "I\u2019m restoring a vintage drum kit for live gigs and need to repair the snare\u2019s throw-off, replace the bass drum\u2019s resonant head with useful muffling, and support the snare securely at an adjustable playing height.", "positive_items": ["B07NDZXJZK", "B0C3PT926B", "B07ND1S862"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19710b276df136ad5fe6805e", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for upcoming live drum gigs and need protective rolling storage for my stands and cymbals, a way to tighten and focus my kick-drum sound, and a hard case for transporting several wireless microphones and receivers.", "positive_items": ["B079974JCP", "B07CNTZYP5", "B07QQ38YR5", "B07M8D5HZW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19727bce98eb0cbb97a75480", "partition": "shared_train", "query": "I\u2019m setting up a small home practice station for switching between clarinet and saxophone, with stable adjustable sheet music support, joint-cork maintenance, and supplies for cleaning, protecting, and comfortably handling the sax.", "positive_items": ["B00FQ10MWY", "B017DBD44C", "B00N5TGXOA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19761d132f9290ba711b658b", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar-and-vocal set for a local performance and need gear to tune and play the guitar, support lyric sheets, connect two handheld vocal microphones, and keep the mics clear and protected during singing.", "positive_items": ["B00PKP3EG2", "B003GEKXZY", "B0B6P55RBN", "B08DBDD6CM", "B0BG95DG2H", "B003GEBGA0", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19792676e2a25e1872385be6", "partition": "shared_train", "query": "I\u2019m restoring and upgrading my four-string bass and need parts for a smoother tone-control circuit, a replacement control knob, and an adjustable bridge to improve setup, string spacing, and playability.", "positive_items": ["B094K3162K", "B0B8Z34Y9M", "B0719KM5Y8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-197ec226cf662a007a5a6a0f", "partition": "shared_train", "query": "I\u2019m preparing my six-string and twelve-string acoustic guitars for a small live set and need fresh bright strings for one and warm, balanced strings for the other, plus versatile picks and an all-in-one tool to remove pins, cut, wind, and stretch strings.", "positive_items": ["B00SEL5XHW", "B007MY5BDI", "B0BTC9YJ2W", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-198bdf5cbc550129f30e4ab5", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, reliable electric bass for regular rehearsals and long practice sessions, with a four-string instrument, compatible replacement strings, and a supportive shoulder strap.", "positive_items": ["B077CZ5R8N", "B07D5W5X3Z", "B01FX69CHW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19949e587688b4719d3ebd0d", "partition": "shared_train", "query": "I\u2019m putting together a playful one-person folk performance setup with guitar accompaniment in different keys, buzzing mouth-made textures, a hum-driven melody part, and lively scraped percussion for an old-timey street-music sound.", "positive_items": ["B0002LD2WK", "B00282WZG0", "B00HTOER2C", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-199a82a0791b8fd3169cd714", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic guitar practice and small performance session, and need an easy way to stay in tune, change keys quickly, and play comfortably with dependable picking accessories.", "positive_items": ["B01MRJUB7Z", "B09V92RNL3", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-199a855727b38103ee9b06ed", "partition": "shared_train", "query": "I\u2019m finishing a new acoustic guitar for bluegrass and fingerstyle playing and need compatible post-tuner installation hardware, faster restringing, humidity protection, secure support while I work, and dependable strap and thumb-and-finger picking accessories.", "positive_items": ["B07M7XZFYG", "B003VRV3FA", "B01AA6BIA4", "B07MCRMLF3", "B0BJ3BBTXH", "B0B8M5FJ9W", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19a9ccb35cafd16aa8d89af2", "partition": "shared_train", "query": "I\u2019m putting together a compact setup to compose music with a tuned ocarina melody, control software instruments from a keyboard, and record layered parts on an 8-track digital recorder.", "positive_items": ["B07VHZFD6Q", "B00B9060X6", "B00UNP92A6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19acb3fd02e5292fe3593ddd", "partition": "shared_train", "query": "I\u2019m setting up a two-person home podcast and need a practical way to connect two condenser microphones, position them at a desk, reduce plosives, record both voices through a USB interface, and monitor the session with headphones.", "positive_items": ["B0C5BMZ1K9", "B0785QDL1M", "B09RN7GR8F", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19add474fbd937a878d19de6", "partition": "shared_train", "query": "I\u2019m rebuilding my electric guitar with new wide/medium fretwire and a gold-covered bridge humbucker, then want to record and monitor the finished instrument through a USB audio interface with enough inputs and outputs for expanding my setup.", "positive_items": ["B07XX9N4DW", "B01HUCDP1G", "B0002D05ZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19af4e6a26b7a27b187b8562", "partition": "shared_train", "query": "I want to record a blues guitar session featuring expressive slide playing, spacious delay and reverb tones, and enough simultaneous inputs to capture vocals or other instruments cleanly into my computer.", "positive_items": ["B0752VW93W", "B0BSCCZYBC", "B0079NPARO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19b803a35e6b8391272a0812", "partition": "shared_train", "query": "I\u2019m creating a compact home guitar practice station with comfortable picks, a long cable with a right-angle plug for reaching my amp, and a secure wall-mounted hanger for storing my classical guitar.", "positive_items": ["B07NKRZ1KQ", "B01DE4DTAG", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19c1a59d3a510ee848be1c50", "partition": "shared_train", "query": "I\u2019m putting together a live guitar setup and need smoother sustain and dynamics, extra gain with tone shaping, and a dependable way to keep my strap securely attached.", "positive_items": ["B0BK6QF78L", "B0928H6VZX", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19d16d9cd28d4d4277055c05", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record acoustic guitar demos, so I need a USB interface for connecting microphones and monitoring, fresh light-gauge coated strings for the guitar, and several balanced patch leads for routing the setup cleanly.", "positive_items": ["B0C38LLMXG", "B005OZE9SA", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19e2649c81da345e52cccec1", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for acoustic-electric gigs and need a comfortable guitar armrest, protective shoulder-carried storage for my amplifier with room for pedals and cables, plus a clamp-on stand shelf for my laptop or other signal gear.", "positive_items": ["B07TFBPCFD", "B07HM8PQSQ", "B07KKDNZ3W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19ecff88af5a568e4913a660", "partition": "shared_train", "query": "I\u2019m recording a home studio performance where I\u2019ll switch between drums and trombone, so I need dependable sticks, a secure place to park the horn, and a USB microphone for computer audio.", "positive_items": ["B09TXP3FSK", "B07JZQBNDG", "B0BMT74KX1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19f783f487b1b940a2da0607", "partition": "shared_train", "query": "I\u2019m restoring my Epiphone Les Paul and want coordinated decorative hardware for the controls, neck adjustment access, and humbucker mounting, combining abalone accents with gold and chrome finishes.", "positive_items": ["B01EFEKBIM", "B078XCD8XY", "B07STQTMY2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-19fee1556a10cae4e5d9a955", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar and 12-string acoustic for a rehearsal and small performance: I need to restring both, keep them accurately tuned, play comfortably with picks and a capo, and connect the electric guitar to an amp.", "positive_items": ["B0BTC9YJ2W", "B0BSGM6CQ9", "B01DE4DPSC", "B0BKZ3GCGR", "B00H4PEMM6", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a1508a165d5e586fcb777ba", "partition": "shared_train", "query": "I\u2019m setting up a songwriting practice for ukulele and guitar, with an easy way to mark chord shapes for both instruments and comfortable, grippy picks for playing through new ideas.", "positive_items": ["B07YMM3JP1", "B00N6MCWFU", "B00RDK92GS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a17b00f28cc7de45b8d284d", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal rig for acoustic rhythm and electric bass, with secure floor support for several instruments and a vintage swirling modulation effect for the bass parts.", "positive_items": ["B08TN3JP2K", "B0CB6L3F3K", "B08JMQR2JK", "B000KIPTE4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a17c1b6bfb56e42967fb4db", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and compact pedalboard for regular playing, with replacement control hardware, dependable picks, string and fingerboard care, and a short low-profile pedal connection.", "positive_items": ["B08MZ6YT6L", "B0B28ZK2NK", "B09V92RNL3", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a198d4b08d624de65ad032d", "partition": "shared_train", "query": "I\u2019m setting up a quiet home practice routine for banjo and classical guitar and need to mute the banjo, tune both instruments accurately, and replace the guitar\u2019s nylon strings with an easy-install set.", "positive_items": ["B0041T4DK4", "B0BFKN9P7R", "B07N7JG5GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a1c5cfd291205cdae48f529", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar and want a cleaner, quieter tone, more reliable tuning, and a fresh white control-panel look while replacing the worn hardware and electronics in one upgrade.", "positive_items": ["B06VXPHW9D", "B0BCXKFMKD", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a25c44957d096bc6a0e9128", "partition": "shared_train", "query": "I\u2019m putting together a portable vocal PA for small church events and live performances, with a rack-mounted power amp, a quality condenser microphone, and a protective case for transporting the setup.", "positive_items": ["B001L8NFSY", "B001U5JFNM", "B0928H9QXC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a3aa6d10f9409dd72519481", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording space to capture vocals and instruments through a USB interface, then monitor and mix the performances accurately on nearfield speakers.", "positive_items": ["B09Y1X5BSC", "B01M7SSTXL", "B07XX9N4DW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a4937d2e1fd6a27bd263bd5", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and performing acoustic guitar, with spare picks kept attached to the instrument, quick fretboard key changes, and comfortable picks that deliver a warm tone.", "positive_items": ["B07BSZNKTM", "B0BXT384GR", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a498463d1d959d6e5d7f73b", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for a small live performance and need comfortable playing support, fresh extra-light phosphor-bronze strings, a tool for restringing, and a sturdy adjustable stand for my compact mixer.", "positive_items": ["B0BTC9YJ2W", "B0B8M2Q1DS", "B08R5GM6YB", "B0002GNYSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a4b68302e9cce39c0fe5094", "partition": "shared_train", "query": "I'm upgrading my four-string bass with EMG pickups and want a cohesive setup that smooths out playing dynamics, improves string spacing and intonation, and adds flexible onboard control over bass, mids, and treble.", "positive_items": ["B004NQWDPM", "B07NBZ687T", "B094K3162K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a5339d847cc7d6f9ea31d93", "partition": "shared_train", "query": "I\u2019m getting my electric guitar and five-string bass ready for a gig: I need fresh strings for each, reliable tuning onstage, and a comfortable adjustable strap.", "positive_items": ["B00IFOTSJW", "B09V91H5XM", "B0BSGM6CQ9", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a540b20ee34a3baecbf081a", "partition": "shared_train", "query": "I\u2019m setting up a small live recording and vocal performance rig, and need long balanced connections for microphones and audio equipment plus filtered, sequenced power to reduce hum and interference.", "positive_items": ["B0B3NJ1TDB", "B0BM71QK8M", "B0C3LHML6J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a56ab2660d4d1fc5a3f9487", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup by replacing worn rubber parts in my wah pedal, fitting locking tuners for better tuning stability, and recording the completed rig directly into my computer through a compact USB interface.", "positive_items": ["B005GWKPWU", "B01878M5JK", "B0BT2Z1DF1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a5887f806ebcf3a9e2b4089", "partition": "shared_train", "query": "I\u2019m organizing a small live vocal performance and need a reliable setup to sing clearly through a powered PA speaker, with enough cable length to place the microphone comfortably on stage and connect everything securely.", "positive_items": ["B0B59363YK", "B008O517I2", "B00HG509A8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a612206f1e0b5e02bde636a", "partition": "shared_train", "query": "I\u2019m setting up an acoustic guitar practice and performance corner with durable replacement strings, a safe wall-mounted display, and picks that are easy to find during low-light playing.", "positive_items": ["B0BKZ2W9PQ", "B07CM4JCYG", "B00WJ3JUFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a894a0cd55c1262e657fc29", "partition": "shared_train", "query": "I\u2019m getting my tenor ukulele ready for regular rehearsals and small performances, and need reliable replacement strings, secure padded transport protection, and a comfortable adjustable way to play standing.", "positive_items": ["B007RVVRYI", "B002AKKOFY", "B000EELBQ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a8d941b2b0d9d6bd59bc374", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar rig for rehearsals and small gigs, with expressive foot-controlled effects, comfortable shoulder support, and protection for my compact tube combo amp during transport.", "positive_items": ["B0C6HZ3ZVT", "B077GK1J7N", "B0B8RNV12X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a935ba0591c0d4ffc77facd", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster\u2019s electronics for a more versatile playing setup: modern control wiring, carefully matched tone components, and a compact 9V overdrive pedal for shaping guitar tones.", "positive_items": ["B013MN8CKG", "B01BKS84QW", "B07PRBM1QJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1a96d8fa56c0e202b54b6394", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and performance area and need secure stands for several guitars, an all-in-one tool for restringing, plus accessible pick storage and a variety of picks.", "positive_items": ["B01K1EJQ9U", "B08JMQR2JK", "B0BKZ3GCGR", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ab81171fc049d317fe03ffe", "partition": "shared_train", "query": "I\u2019m filming a documentary outdoors in damp, demanding conditions and need a lightweight directional microphone, a compact high-dynamic-range field recorder, and a protective carrier that keeps connections and controls accessible while recording on location.", "positive_items": ["B07ZL2M556", "B08T2KPGQT", "B01BLE4SU6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ac062b3a93f7fd288ca3389", "partition": "shared_train", "query": "I\u2019m putting together a simple home recording setup for singing while playing acoustic guitar, including fingerstyle and flatpicked parts. I need clear vocal and instrument capture, plus comfortable thumb and finger-picking options with protection for longer practice and recording sessions.", "positive_items": ["B08F28FDK4", "B09594T552", "B0CB98SMQR", "B099QSKMBP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ac12e8e0818eef53a080a9f", "partition": "shared_train", "query": "I\u2019m starting to learn piano at home and need a beginner-friendly portable keyboard with built-in lessons, plus an adjustable stand and a comfortable sustain pedal for practicing and playing comfortably.", "positive_items": ["B0BK6T14KN", "B073CMGBZ2", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ac45f54199086e4e5150380", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and need a warm-sounding dreadnought guitar, a sturdy case for transporting it safely, and a padded folding stand for practice and storage at home.", "positive_items": ["B07CZ17C7H", "B014L7L5EM", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ac7929c927fbb9a66ac91e5", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar recording rig and need fresh light-gauge strings with an easy restringing tool, reliable tuning, versatile effects and amp modeling, a long guitar cable, and a USB interface for capturing performances.", "positive_items": ["B0BX8HZ5RH", "B07DWY7R2X", "B01DE4DTAG", "B005OZE9SA", "B08R5GM6YB", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ae68aed92d76a481fe950fa", "partition": "shared_train", "query": "I want a portable beginner electric-guitar practice setup for learning at home, with a comfortable short-scale instrument, finger picks for extra string control, and a compact stereo amp I can connect easily.", "positive_items": ["B08H1JKZ21", "B0933JTZDR", "B07T65GWFV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1af35496d5db528f5053f25c", "partition": "shared_train", "query": "I\u2019m preparing for a multi-instrument woodwind recital and need appropriate reeds for tenor sax, alto sax, and oboe, plus a humidity-controlled case to keep my saxophone and clarinet reeds stable, protected, and ready to play.", "positive_items": ["B00T3NGR7A", "B00T3G1164", "B0002D0A82", "B07N1RPV4J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1af9c4a5aa86fc9c69f2228e", "partition": "shared_train", "query": "I\u2019m giving my bass a pre-gig refresh and need bright replacement strings plus safe supplies to wipe down the instrument and remove grime from the fretboard without damaging its finish.", "positive_items": ["B002CVUNMA", "B07WHFKJZZ", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1afa6800f19d7760b76914e6", "partition": "shared_train", "query": "I\u2019m restoring a modern Stratocaster and need period-style tremolo hardware, compatible bridge mounting screws, an 11-hole SSS pickguard, a 250k split-shaft control pot, and fresh regular-gauge nickel strings for the finished rebuild.", "positive_items": ["B003AYK14S", "B0B818M2YN", "B0002KZEAE", "B014ZYPT34", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b00d242959611e0286746ac", "partition": "shared_train", "query": "I\u2019m setting up a small theater performance and need a stable, adjustable PA speaker setup with secure cabinet mounting, plus a powerful manually focused followspot for highlighting performers.", "positive_items": ["B09ZTHNN9P", "B07NSWD8BR", "B0007SL856"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b05e2bab21b043d2d4ba346", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a quality interface with onboard processing, a way to keep accessories within reach on the mic stand, and a balanced XLR connection.", "positive_items": ["B07HM8Q5FR", "B08P1SYXXB", "B08JLLJLFL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b14ad71312d12d015c20838", "partition": "shared_train", "query": "I\u2019m preparing a small live-band recording setup and need reliable instrument connections, a durable replacement head for an 8-inch tom, and targeted cymbal-volume control without enclosing the whole kit.", "positive_items": ["B093LV7X9W", "B09F9B8DV9", "B081T636X2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b1c56db3bc9d02624d6ea5f", "partition": "shared_train", "query": "I\u2019m preparing for a small live guitar performance and need to clean and tune my instrument, connect the amp to its speaker safely, and position a microphone for vocals or instrument sound.", "positive_items": ["B0C5PRQ9K6", "B07FZBF5HY", "B09YDBKT7M", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b28dc60c79052ff30705cc0", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and performing with my baby acoustic guitar, including reliable tuning, quick key changes, comfortable picking, restringing tools, and sturdy protection for transport.", "positive_items": ["B08R5GM6YB", "B07BKVG78D", "B00IFOTSJW", "B000BBGCBO", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b40d9a3b11cf27e88dc5758", "partition": "shared_train", "query": "I\u2019m putting together a compact live-performance setup and need reliable instrument connectivity plus protective storage for several wired microphones and a padded way to transport my PA speaker between rehearsals and gigs.", "positive_items": ["B07KZ9VXS2", "B00CMRBWSI", "B00VSYN25M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b55f041c401c1ffe9a1834b", "partition": "shared_train", "query": "I\u2019m setting up my guitar for a portable iOS-powered performance and need hardware to stabilize tuning, an adjustable shoulder strap, durable picks for fast playing, and hands-free effects control.", "positive_items": ["B07FYPBL6K", "B0B92LPGD2", "B00JL5I61A", "B0058DATZ0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b56b102fc29acf57de97112", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record alto saxophone performances with spoken introductions, so I need comfortable playing support, dependable reeds, and a clear USB microphone mounted hands-free on an adjustable boom with vibration isolation.", "positive_items": ["B016T96QQ2", "B0C4VZVQWD", "B0C6H9T5T6", "B0BYXQHW7Y", "B075MP9NM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b585f626f77ba3421109e97", "partition": "shared_train", "query": "I\u2019m setting up a new electric guitar for regular playing and want a practical starter setup that keeps the strap secure, makes restringing easier, and keeps my picks conveniently accessible.", "positive_items": ["B0002CZTIO", "B0179A4ILK", "B08R5GM6YB", "B09ZTWQPCH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b59e0dcb3f1cb6e5df316de", "partition": "shared_train", "query": "I\u2019m refurbishing my guitar and small pedal setup and need a reliable angled lead for the amp, an easy-to-install replacement output jack, and fresh control knobs that fit standard pots.", "positive_items": ["B07587LQGQ", "B00VSYN25M", "B07Z8DLR1P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b5a20f90deb8b3c16dbab1e", "partition": "shared_train", "query": "I\u2019m setting up a compact desk recording station for acoustic guitar and vocals, with a secure way to rest the guitar on the table edge, position a microphone flexibly, and connect it reliably to my mixer or audio interface.", "positive_items": ["B097FMTZCP", "B088GF12PC", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b6782b6a0be5a2d98740724", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar and five-string bass for a recording session, needing long-lasting medium acoustic strings, bright balanced bass strings, a reliable tool to remove pins, cut and wind strings, and plenty of comfortable heavy picks for tracking.", "positive_items": ["B08R5GM6YB", "B0BG95DG2H", "B0BHG58G2F", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b6fb08fc526ad1b3f9a563b", "partition": "shared_train", "query": "I\u2019m preparing a portable setup for small live acoustic gigs and rehearsals, with hands-free vocal mic placement, quick tuning for my instrument, and padded, organized transport for a compact mixer and its cables.", "positive_items": ["B0BPLFP5P6", "B01M8N618U", "B0002ORPLG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b70973e72fb8d655b6f9ef7", "partition": "shared_train", "query": "I\u2019m restoring an older six-string guitar and need replacement 3+3 tuning hardware, a compact clip-on tuner for setup, and comfortable picks to test its sound once it\u2019s playable.", "positive_items": ["B000PR3JEM", "B0BPLFP5P6", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b71d83876b18ecc069600b1", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for a small rock gig and need a reliable connection, heavier-gauge strings, a comfortable personalized way to play standing, and classic crunch with easy tone control.", "positive_items": ["B09HTV1RV3", "B081T636X2", "B0BJB9NN5C", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b75b6cbc5be679e2ef2ef59", "partition": "shared_train", "query": "I\u2019m setting up a beginner violin practice kit and need an easy way to mark finger positions, plus a well-balanced replacement bow with a comfortable grip for longer daily sessions.", "positive_items": ["B00QATI84A", "B00T8I9QXW", "B00EBPY2HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b7d9c14afd9e1a7fed0e1eb", "partition": "shared_train", "query": "I\u2019m setting up a small vinyl-listening event with live announcements, so I need to refresh my turntable\u2019s pickup, drive the speakers with a portable PA amplifier, and connect microphones reliably across the room.", "positive_items": ["B003HZPKSM", "B00NPAMDQ6", "B004NRVUMI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b845442626e5b73b8ac16cb", "partition": "shared_train", "query": "I\u2019m setting up a beginner drum-and-percussion rig for rehearsals and small gigs, with sturdy hardware, matched cymbals, a cowbell, low-volume rute-style sticks, microphone support and instrument connections, plus weather-resistant coverage for storing everything between sessions.", "positive_items": ["B00BEMMJO8", "B000BBOG7Q", "B09616T2BL", "B019LR2XTS", "B07NKMVH6P", "B09LJ2796G", "B074LSHT37"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b8a3273714b91cd17a4075b", "partition": "shared_train", "query": "I\u2019m doing a restringing day for my six-string and twelve-string acoustics and need bright, easy-playing strings for one, warm balanced extra-light strings for the other, plus a tool to remove pins, cut, wind, and stretch them.", "positive_items": ["B0BTC9YJ2W", "B007MY5BDI", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b929c2a94ff87b322edd307", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a clean, consistent direct recording and need to care for the fretboard, smooth out sustain and dynamics, and connect the instrument properly to my studio setup with speaker-style tone.", "positive_items": ["B07JL1KFT3", "B000CCN15M", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1b99a4dfa6c97902029b7801", "partition": "shared_train", "query": "I\u2019m preparing for a small live acoustic performance and need accurate guitar tuning, durable light picks for controlled playing, and a dynamic microphone for clear vocals.", "positive_items": ["B07N5J3GTB", "B073VRMPDY", "B095ZYYZ7R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bad7ba8e451c0841008eb8f", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar performance rig and need flexible, shielded connections for several pedals, a height-adjustable stand for my laptop, and secure hardware to keep my instrument strap safely attached onstage.", "positive_items": ["B09MMT45P1", "B075MY9JTT", "B075MYX7QX", "B075MCRFYZ", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bafde6d2d60eca2b70f1cf0", "partition": "shared_train", "query": "I\u2019m setting up a compact home rock rehearsal corner and need reliable guitar tuning, a comfortable adjustable strap, nearby pick storage, a secure wall-mounted place for my instrument, and a sturdy adjustable stand for my snare drum.", "positive_items": ["B001MXAPC2", "B09V91H5XM", "B01K1EJQ9U", "B07PPHHG34", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bc62b01b302ad7eb02ceb2c", "partition": "shared_train", "query": "I\u2019m setting up a compact home bass practice station and need everything to refresh my strings, amplify the instrument, play comfortably with a strap and picks, and hang it securely between sessions.", "positive_items": ["B00IXM9D0A", "B07D5W5X3Z", "B00JL5I61A", "B09V91H5XM", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bc7311c59aa4a31d0f95ab1", "partition": "shared_train", "query": "I\u2019m putting together a compact drum setup for rehearsals and small gigs and need warm, versatile cymbal sounds plus a padded backpack-style bag to protect and carry them.", "positive_items": ["B00JK9IJL4", "B08H5845YF", "B00J4Y9360"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bc73d73d2a0115dd2622ad9", "partition": "shared_train", "query": "I\u2019m restoring a tube guitar rig for recording and want vintage fuzz, spacious delay and reverb, reliable short pedalboard connections, and a matched pair of replacement output tubes for the amplifier.", "positive_items": ["B01447KMS4", "B09JJ586GD", "B07CMKSC81", "B07JJJ9FDZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bc7e66f8718bebc2102edc8", "partition": "shared_train", "query": "I\u2019m preparing for a small live set using both acoustic and electric guitars, and need dependable replacement strings for each instrument plus a comfortable, adjustable strap for secure playing during rehearsals and performance.", "positive_items": ["B0BSGM6CQ9", "B093KWXYVZ", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bd8bddcbfd7c5636332ec8e", "partition": "shared_train", "query": "I'm refreshing my small rock band's rehearsal setup and need replacement clear heads for the drum kit, a long heavy-duty cable from an amp to a speaker cabinet, and a balanced XLR lead for connecting audio gear.", "positive_items": ["B096FZXRM4", "B0002GO8A0", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bdb3ac63a8f118b930d269e", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice and recording station for guitar and keyboard, with stable stands, easy guitar tuning, wireless connection to my Mac or iPad for music apps, and hands-free sustain for keyboard parts.", "positive_items": ["B0BT9R8MMV", "B089ND6BCY", "B01CUZ857W", "B018FCZKR2", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1beb80ecca2da2f886d72aa2", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for my first small live rock show: I need a stable, pedal-friendly hi-hat arrangement, reliable sticks for playing a full drum kit, and a dynamic vocal setup with balanced leads for the PA.", "positive_items": ["B06X9KG3HW", "B07N5J3GTB", "B0B9JZP4BQ", "B01MYMTUYL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bf66bea0ff7177c6c45dbf3", "partition": "shared_train", "query": "I'm setting up a compact home guitar area to securely organize several instruments, expand storage as my collection grows, and complete a custom-built guitar with hardware that improves string tension and adds a distinctive neck detail.", "positive_items": ["B00HMRYAWI", "B091YFQGCJ", "B0B92LPGD2", "B00724YM7E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bfc08876ec98b013aaff215", "partition": "shared_train", "query": "I want to set up a compact mobile recording station for vocals and guitar, with a vibration-isolated condenser mic setup, protection from harsh plosive sounds, and direct connection to my iPhone or iPad.", "positive_items": ["B00C86FA0E", "B016QUXTZU", "B00CS4L7DK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1bffb3bbb1370ba51af8fe1c", "partition": "shared_train", "query": "I\u2019m getting ready for a guitar performance and need versatile accessories for comfortable hands-free playing, quick key changes, and a natural warm tone with plenty of picks on hand.", "positive_items": ["B074WXM13T", "B0BKZ3GCGR", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c042d2f5209fdfe1ed22384", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need reliable connections for my instrument and microphone, plus protection for the speaker during transport and storage.", "positive_items": ["B00L9R9WXY", "B007EJR8KU", "B00VSYN25M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c0435ca48d22f90b2b236df", "partition": "shared_train", "query": "I want to refresh my electric guitar, shape its sound with versatile effects and an expression pedal, then capture guitar ideas and song demos in a compact battery-powered multitrack recorder.", "positive_items": ["B071DG54MX", "B09G5KLKX2", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c09feda15a415b1db9382e7", "partition": "shared_train", "query": "I\u2019m setting up a small live-band performance and need a way to keep multiple guitars safely ready, maintain confident drumstick control during energetic playing, and illuminate the mixing console without harsh glare.", "positive_items": ["B001U70FQ6", "B00FO7NZ1K", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c2181c50bc6ff0cfb750cb2", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic live set and need a portable setup for guitar and vocals, clean isolated connections to the PA, reliable amplification, and an easy way to keep picks, accessories, and a drink organized at the mic stand.", "positive_items": ["B0BT8GVK6M", "B07HRJXNYB", "B01M1I326P", "B000B85FV0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c3f8695832a2da70a237d38", "partition": "shared_train", "query": "I\u2019m starting to play six-string electric guitar and need a solid-body instrument, comfortable picks for practicing, and a non-spray cleaner to keep the strings and fingerboard fresh.", "positive_items": ["B0CBSSQ6RC", "B09YDBKT7M", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c401db97ce68cb14c96a039", "partition": "shared_train", "query": "I\u2019m setting up a home recording session and need to fit a six-string guitar for high-strung parts, measure its action accurately, capture vocals on a stand, and control a compatible effect or amp from the floor.", "positive_items": ["B0BPJ4Q6FJ", "B0846J7THY", "B07Y6TSTS2", "B00NARHNCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c4cd015bdf06026bc29d73c", "partition": "shared_train", "query": "I\u2019m putting together a playful live bass-and-percussion jam and need strings for a four-string bass, handheld rhythm accents, something to play with sticks, a kazoo voice, and a daisy-chain power setup for several effects pedals.", "positive_items": ["B07PM289SV", "B07C3HDJXD", "B000ICZ6XQ", "B01M2CARQU", "B09TXP3FSK", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c51f9a83294e96ba96fa762", "partition": "shared_train", "query": "I\u2019m building a low-volume drum practice setup with an 8-inch mesh head and a balanced 14-inch hi-hat pair for versatile playing and a crisp, lively chick sound.", "positive_items": ["B01ANHYP1O", "B07685T8FT", "B01ANHYX02"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c54df186af71b8c56149ea4", "partition": "shared_train", "query": "I\u2019m setting up a small church performance sound system with overhead pickup, two wireless vocal microphones, organized mic storage, a multichannel stage connection, and long locking cables to link the amplifier with speakers.", "positive_items": ["B078YMWXMH", "B097QBGHHB", "B09GF6NX3X", "B00ASKGOMA", "B0BSB847BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c5fa0daed0cd369c091e710", "partition": "shared_train", "query": "I\u2019m preparing for a drum rehearsal and upcoming gig, and need a compact way to carry accessories while keeping both secure-grip practice sticks and responsive sticks for clear cymbal work organized and ready.", "positive_items": ["B0CF797FLB", "B071FP95SV", "B0021VPI4O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c63543062e68a1af754e3b2", "partition": "shared_train", "query": "I\u2019m setting up my drum kit for a small live recording and need a resonant bass drum head with flexible tone control, lighter playing tools, and reliable cables to connect the microphones to my PA system.", "positive_items": ["B09HCVK9HL", "B06X9KG3HW", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c720b40c4e60f23b78167e4", "partition": "shared_train", "query": "I\u2019m building a small home recording rack and need sturdy mounting hardware for installing my equipment, plus long balanced connections to run microphones between the rack and recording area.", "positive_items": ["B094DT88S9", "B00NPAMDQ6", "B00JQYUAQU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1c843f758033c7766eb5952e", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice and pedalboard station, so I need to tune accurately, work through pentatonic and diatonic scales, and connect my effects reliably without clutter.", "positive_items": ["B07N31KPN5", "B07FFNXF8W", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ca63b0279014b42eae851ef", "partition": "shared_train", "query": "I\u2019m preparing my acoustic 12-string guitar and mandolin for a folk rehearsal, so I need warm replacement strings for both instruments and a clip-on tuner to get them accurately in tune.", "positive_items": ["B0BHSG5C3G", "B09JZCC9JW", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ca87de8875e6bad6b698860", "partition": "shared_train", "query": "I\u2019m setting up a small live music PA for guitar and bass, with long stage-to-mixer runs, a shorter microphone connection, and DI boxes to convert instrument signals, reduce hum, and provide balanced outputs.", "positive_items": ["B01JH2WZUE", "B07KGLKLG1", "B00356J8KE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1cc90cac885242d722b3b7dc", "partition": "shared_train", "query": "I\u2019m preparing for a mobile jazz performance featuring trumpet and straight soprano saxophone, and need protective cases, organized mouthpiece storage, comfortable hands-free case carrying, silver-instrument polishing, and a cable to connect my bodypack transmitter to the sound system.", "positive_items": ["B0002E3DC6", "B06XD1CT7P", "B07KD7SB72", "B076W18YDF", "B0BLLXXT6F", "B0094TLUC0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1cca99bf7cb1ba58eb33bf44", "partition": "shared_train", "query": "I\u2019m preparing both my electric and acoustic guitars for a live recording session and need fresh strings suited to each instrument, a secure way to attach my strap, and a reliable short cable for connecting the electric guitar.", "positive_items": ["B0BZ1XQX97", "B00IPHSRN2", "B0B95V41NR", "B015TBAAT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ccbd38ab29070e30e670179", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar practice and recording corner: I want to refresh my Strat\u2019s hardware, play comfortably with reliable picks and cable through a versatile amp, keep my guitars safely organized, and capture performances with a USB microphone.", "positive_items": ["B073Q3NMM9", "B01DPCONFM", "B08JMQR2JK", "B0C6H9T5T6", "B07BQVJY7W", "B09S2VB3KW", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1cd464de1db475d86b76d9b6", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly rainforest rhythm activity for a children\u2019s music class, with croaking wooden sounds, crisp metallic accents, easy shaker parts, and bright jingling accompaniment for group play.", "positive_items": ["B07SRPB7ZV", "B01LYF8MEJ", "B00NP8M098", "B003SQK1HK", "B00NP8GYVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1cdff897062bda7456d4547b", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and recording corner and need a way to store the guitar safely, refresh its tone, tune it accurately, and connect it to my sound equipment.", "positive_items": ["B07NKRZ1KQ", "B09396NY1C", "B00IFOTSJW", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ce1bd3c3e495b0c03d06145", "partition": "shared_train", "query": "I'm putting together a small live acoustic performance and need a simple PA setup for singing and guitar, including reliable signal connections, instrument-to-mixer matching, and elevated speaker placement for an audience in a community venue.", "positive_items": ["B0B95V41NR", "B07FZ5XBCJ", "B00Y3NG5HM", "B00BAMHHOO", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ce388bbc882ed22a5314a6b", "partition": "shared_train", "query": "I\u2019m preparing my bass for rehearsals and small gigs and need replacement strings, a comfortable adjustable strap, and a durable bag to carry my music stand, tablet or books, and related accessories.", "positive_items": ["B0B8LQFN3C", "B0192JRA2A", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ce415c576da4e0b614df147", "partition": "shared_train", "query": "I\u2019m preparing a portable drum performance setup for rehearsals and gigs, with reliable 5B hickory sticks, organized stick and accessory storage, and a stable adjustable stand for viewing heavy music scores while seated or standing.", "positive_items": ["B06ZY9C6FM", "B0047VIXBG", "B08YNC2D3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ceced710de79663bb55802b", "partition": "shared_train", "query": "I\u2019m putting together a British-Invasion-style bass setup for rehearsals and small gigs, with a short-scale viola bass, protective hard case, and long 1/4-inch speaker connection for my amp.", "positive_items": ["B0C5PRQ9K6", "B000LPSL00", "B0002CZU9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1cf1b8b5fdd78803a32c0b0d", "partition": "shared_train", "query": "I\u2019m setting up a compact beginner electric-guitar practice corner at home and need a safe place to rest the guitar, a small amp for varied tones, and assorted picks to try different playing styles.", "positive_items": ["B08T2N25MR", "B09NWCD36N", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1cf39f351e6af665350950aa", "partition": "shared_train", "query": "I\u2019m setting up an electric drum kit for regular practice and want durable sticks, spare tools for tuning, a replacement bass-drum beater with different playing surfaces, and a protective cover for storage between sessions.", "positive_items": ["B010MEZUDA", "B084RPXXBQ", "B09T7NX5K7", "B0B4JRKZ63"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1cf587d1a2e74aa32eedbec0", "partition": "shared_train", "query": "I\u2019m putting together a simple home recording setup for singing over electric guitar, with a reliable way to amplify the guitar and position a vocal microphone while reducing harsh plosive sounds in the recordings.", "positive_items": ["B00GG95U86", "B015JTEBN8", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d05a61572a48e83478faa8a", "partition": "shared_train", "query": "I\u2019m setting up an elegant event lighting rig and need reliable DMX connections between my controller and fixtures, plus a black skirt to make the speaker or lighting stands look polished while keeping cabling accessible.", "positive_items": ["B07BGBKQ1W", "B001LXMXU0", "B09ZSKK72G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d09ff705db93a50dcbba7a2", "partition": "shared_train", "query": "I want to start practicing expressive electric guitar parts with a versatile solid-body instrument, trying slide techniques and comparing pick thicknesses for different tones and playing styles.", "positive_items": ["B07LFVBFCW", "B09NWCD36N", "B07BW2JNNL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d0f3b2fd9cc7b0271f3a7ca", "partition": "shared_train", "query": "I\u2019m setting up my ukulele for casual performances and practice, and need hands-free support, quick key changes, and a safe foldable place to rest it between songs.", "positive_items": ["B07T9SZ8W5", "B07SZLB9GM", "B00N4ZHQ14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d1193e520fa97ae0f9d4fd9", "partition": "shared_train", "query": "I\u2019m preparing my alto sax for regular rehearsals and performances, and need a comfortable way to carry it, dependable reeds for consistent playing, and a ligature that helps produce a clear, substantial tone.", "positive_items": ["B07DLC9KYG", "B00T3G1164", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d11c82e5a40e069be7fd7ba", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic guitar-and-vocal demo and need fresh strings, clear close recording for guitar and singing, reliable connections for condenser microphones, and a way to reduce vocal plosives.", "positive_items": ["B06X9KG3HW", "B0928H9QXC", "B01K7J1H8M", "B00167QUWI", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d14e121d43d373c254f667b", "partition": "shared_train", "query": "I\u2019m putting together a portable PA setup for small events and need a way to carry two speaker stands, organize and mount rack equipment securely, and power the system while reducing electrical noise.", "positive_items": ["B095JMYLPZ", "B07CQQXQ4T", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d21e755b59dbd2002152dd2", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and recording corner, with secure storage for both my acoustic and electric instruments plus protective cases for transporting them safely.", "positive_items": ["B006D9Z1BK", "B097Q9W8MW", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d312d59c3a7fe913d391ec1", "partition": "shared_train", "query": "I\u2019m setting up a compact nighttime practice station for learning banjo ukulele, with secure instrument support and a dependable light for reading sheet music.", "positive_items": ["B001V7M7RK", "B0B4P471BD", "B08NXQX781"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d3805abffc8640a06c5a658", "partition": "shared_train", "query": "I\u2019m setting up a home piano practice station with a full-size, touch-sensitive digital instrument, a sturdy adjustable stand, and a realistic sustain control for expressive playing.", "positive_items": ["B095JX9GZY", "B0BT9R8MMV", "B00LMC1O1O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d386410793d6cd8ae5c9ef4", "partition": "shared_train", "query": "I\u2019m setting up a beginner violin practice routine and need a way to protect and organize my instrument, keep essential playing supplies ready, and develop proper left-hand wrist position.", "positive_items": ["B00VSK584Y", "B00460STDU", "B01CITWZGM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d429006a91bd9e430c463a2", "partition": "shared_train", "query": "I\u2019m setting up a compact live-band rehearsal and need a stage vocal microphone, a sturdy adjustable hi-hat setup for the drummer, and a versatile boom stand for positioning the mic.", "positive_items": ["B093YGS1F1", "B01MYMTUYL", "B0B59363YK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d4447fe9f14247819dd0ecd", "partition": "shared_train", "query": "I\u2019m putting together a small home vocal-recording setup and need a dynamic microphone, a suitable XLR connection, and a compact mixer that can shape several inputs and send audio to my computer over USB.", "positive_items": ["B07N5J3GTB", "B08DBDD6CM", "B0039PPW60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d5a4209ef1b360df882cb21", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar for live rock performances and need dependable tuning hardware, a quick way to change keys between songs, and a classic pulsing effect for my pedalboard.", "positive_items": ["B0BKR2ZM9X", "B00H4PEMM6", "B004U1QDL0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d63aa8fe70dd83352c15b47", "partition": "shared_train", "query": "I\u2019m setting up a compact rack-mounted recording station and need protected power, a vented shelf for small gear, permanent dual-XLR wall connections, and short cables to patch microphones into the equipment.", "positive_items": ["B001DD8GQS", "B00IZ0FVPG", "B074G5JSSX", "B0BR2VNNH1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d694a68dac40869055da791", "partition": "shared_train", "query": "I\u2019m preparing my tenor sax for rehearsals and performances and need consistent strength 3.0 reeds, humidity-controlled travel storage to keep them stable, and a comfortable strap that reduces neck and shoulder strain.", "positive_items": ["B07N1RPV4J", "B0B4SGJRHR", "B00L7UIWJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d7e30220d7ae2e825bf79d6", "partition": "shared_train", "query": "I\u2019m getting my electric guitar and small tube amp ready for rehearsals and gigs\u2014what should I buy for reliable tuning, enough reach onstage, and protection during transport?", "positive_items": ["B00RVE9X06", "B0C6HZ3ZVT", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d8385cc20232d5bfe3dc1ff", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly guitar practice station and need a reliable way to keep my instrument in tune, protectively store it between sessions, and try different pick materials and thicknesses to find what feels best.", "positive_items": ["B01AAX6KGY", "B08BJGBHN7", "B0C6HXYY3R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d8476cb17b0742ddb1546ef", "partition": "shared_train", "query": "I\u2019m refurbishing a small guitar-and-bass workshop and rehearsal setup, needing reliable strings for acoustic, electric, and long-scale bass instruments, plus precise picks and material to cut custom replacement pickguards.", "positive_items": ["B07D5W5X3Z", "B07GFH8NTB", "B077GVFYDP", "B09R2TMLJR", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1d9caf2af0e97708cf889cb5", "partition": "shared_train", "query": "I\u2019m preparing both my acoustic and electric guitars for an upcoming rehearsal and need appropriately voiced replacement strings for each instrument, plus a range of pick gauges to test with different playing styles.", "positive_items": ["B0BFKQ9QXD", "B08BJGBHN7", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1db00b9fb04817f28266f87c", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for rehearsals and recording: I need sticks with a dependable grip, new coated heads for my 12-, 13-, and 16-inch toms, and two sturdy adjustable boom stands for cymbals.", "positive_items": ["B0722V7554", "B0BT2WN4PK", "B0C3LDN2ZX", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1db16914bf9e8be68c6d7b14", "partition": "shared_train", "query": "I\u2019m preparing a small guitar rehearsal and recording setup with a portable electric amp, fresh long-lasting strings for my acoustic, and a coated light-gauge set for my seven-string electric.", "positive_items": ["B0BT8FDL8B", "B098KXQJVY", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1db1ade2238dbf4ed6a08716", "partition": "shared_train", "query": "I\u2019m building or repairing an electric guitar neck and need stable neck support, a depth-controlled way to cut fret slots, adjustable truss-rod hardware, and slim wrenches for guitar setup and repairs.", "positive_items": ["B07F59MTVD", "B01HY530RS", "B01HUCZ4LK", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1db4840028b2a8df170523e9", "partition": "shared_train", "query": "I\u2019m setting up a small live-band recording room and need acoustic treatment, a way to connect instruments to balanced mixer inputs, and reliable cabling for several microphones and longer runs between the stage area and recording gear.", "positive_items": ["B0051BEIWO", "B07BJ92W9W", "B07CLJ3X9V", "B07DX95KP2", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1dbb1ada0d54555393587434", "partition": "shared_train", "query": "I\u2019m rewiring my Telecaster for crisp vintage-style tones and want a complete electronics upgrade with replacement pickups, easy-to-solder cloth-covered hookup wire, and a four-way selector for more tonal options.", "positive_items": ["B0C3H7L48Q", "B0B8F6LD9F", "B00OO0XTB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1dc479994fa02b9299ff15e9", "partition": "shared_train", "query": "I\u2019m putting together a small mobile dance event and need a portable overhead truss for lights, a compact strobe effect, height-adjustable speaker support, and reliable DMX and audio cabling for the setup.", "positive_items": ["B00Y3NG5HM", "B001LXMXU0", "B0002DNUIO", "B004A8ZNC8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1dc6663f0456c3eef420d10d", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar for studio recording and need a bright Nashville-style string setup, replacement split-shaft control knobs, and a dependable lead to connect it to my amp.", "positive_items": ["B0098DFNY8", "B0BPJ4Q6FJ", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1dd6a553ed7efc1d24f841f9", "partition": "shared_train", "query": "I want to set up a quiet electric-guitar practice routine with secure, comfortable support, headphone-friendly amplification, dependable picks, and an easy way to keep time while I work on technique.", "positive_items": ["B003MQN8LM", "B000ZMYRJS", "B0BCL4K9GF", "B09S2VB3KW", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1dde5b07bb6b2055136b0af5", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar effects rig and need an easy way to keep my guitar in tune, power the setup with 9-volt AC, and connect closely spaced pedals without excess cable clutter.", "positive_items": ["B0002E3FBA", "B07JCW1KGG", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1dec4e1695bf1656a2facb73", "partition": "shared_train", "query": "I\u2019m setting up a versatile guitar practice space where I can experiment with slide playing, keep my strap and cable securely attached during sessions, and safely hold different guitars when I\u2019m not playing.", "positive_items": ["B07JZBH686", "B076ZSHQ47", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1dee14bcc4c5cc2b63d989ec", "partition": "shared_train", "query": "I\u2019m getting my electric guitar and tube amp rig ready for gigs and need to refresh the fretboard, replace a preamp tube, secure the strap, and safely carry my pedalboard and accessories.", "positive_items": ["B0928HW2P4", "B0179A4ILK", "B00J48M10G", "B07KYZ13KR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1def57fc6c23410597475d54", "partition": "shared_train", "query": "I'm upgrading my electric guitar for more versatile neck tones, steadier tuning, and convenient live use, including a replacement neck pickup, low-friction string guidance, and hardware that lets one strap move between guitars.", "positive_items": ["B0725KR98R", "B073RPD4YQ", "B07KYX3S8X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e0a5fb43d46471028ef8d65", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record and monitor my acoustic guitar, with a mounted pickup, organized workstation for mixing gear, reliable long cable routing, XLR-to-TRS connections, and an iPad stand for controlling sessions.", "positive_items": ["B07FJ997G4", "B0BM71QK8M", "B01DK1ZGSQ", "B0077QSY76", "B071GLQQTW", "B01C6YZFY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e0cbe2634ed503f33a22e2d", "partition": "shared_train", "query": "I\u2019m putting together a portable experimental sound setup for a solo performance, with ways to amplify an acoustic string instrument and kazoo, add octave fuzz, varied amp and modulation effects, spacious reverb, and monitor everything through a small battery-powered amp.", "positive_items": ["B002GI55PY", "B007T8OGLK", "B004UJO41S", "B06XWLXCFC", "B015HG8GGQ", "B00D5MWDLE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e166fc517b57e3831bd9110", "partition": "shared_train", "query": "I\u2019m putting together a portable multichannel recording rig for rehearsals and small gigs, with balanced connections between my interface and mixer, a long low-noise run, and a padded way to organize and carry the cables.", "positive_items": ["B001B2SA30", "B0BM71QK8M", "B00BJ8Q49S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e1954e98ec8dcbd23dd0eb0", "partition": "shared_train", "query": "I\u2019m preparing a home recording session for my acoustic and electric guitars, so I need fresh strings suited to each instrument plus a simple way to connect the guitar directly to my computer.", "positive_items": ["B01C5TBX68", "B07RKQ5R8Q", "B007MY5BDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e20ca3c2508e10bf67a680c", "partition": "shared_train", "query": "I\u2019m putting together a compact home DJ and party performance setup with a rack for my gear, multi-channel audio mixing and recording, a focused dance-floor light, and simple centralized control for the lighting.", "positive_items": ["B076BS68QZ", "B0002GXWOS", "B0002NRTL8", "B07FKKD86H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e2152c0ea9c6c5d24f8be22", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular rehearsals and small gigs, looking for a warm-toned setup, dependable picking, and comfortable shoulder support during long playing sessions.", "positive_items": ["B07J2P1WST", "B00CIO6BEA", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e21fc944ab0d4524ab67edd", "partition": "shared_train", "query": "I\u2019m putting together a complete beginner drum kit for rehearsals and small gigs, with a portable way to carry the toms and accessories, refreshed snare response, and flexible mounting for an extra cymbal or percussion piece.", "positive_items": ["B0BL2W52CK", "B0016HDP58", "B074CM9YNY", "B0BZKBPRVM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e25f92bc3b9a330f2903252", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for rehearsing and playing small gigs with my Stratocaster: I need a quiet vintage-style pickup upgrade, versatile modulation effects, and a powered mixer with enough channels and amplification for the band.", "positive_items": ["B00O9SV1XO", "B00E87ONV8", "B0002E3D44"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e308e033567ad9d9aa5eb7d", "partition": "shared_train", "query": "I need a compact setup for my Bb clarinet that protects it during travel, helps me clean and maintain it after playing, and supports stable reed setup for lessons and practice.", "positive_items": ["B003PZ7JE2", "B07HNVJWZF", "B000EEJ4BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e3229d5458dee7362c6c960", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for rehearsals and small gigs: I need long-lasting light strings, an easy tool for changing them, a reliable way to connect to an amp, and a comfortable strap setup that won\u2019t slip.", "positive_items": ["B0179A4ILK", "B074WXM13T", "B00RX5HQS4", "B07GFH8NTB", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e3eaf5bf745f83cef9dde1d", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice rig at home and need essentials for playing with a pick, connecting my instrument, and getting versatile amplified tones.", "positive_items": ["B00EM5UOE6", "B01DPCONFM", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e40713f81e1ea303011fbf2", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar-and-vocal performance and need reliable tuning, secure hands-free guitar support, and a stable adjustable stand for positioning a vocal microphone during rehearsals and live playing.", "positive_items": ["B0179A4ILK", "B00IFOTSJW", "B0BSB9249S", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e58425899834594cf72649e", "partition": "shared_train", "query": "I\u2019m setting up a home vocal-recording station for demos and want a studio-style condenser microphone, reliable balanced connections to my audio gear, and closed-back headphones for isolated monitoring.", "positive_items": ["B06X9KG3HW", "B09VT45772", "B07K2J841D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e6d38db6e65f69d41be387a", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for rehearsals and gigs, and need reliable stage connectivity, a secure strap setup, and gentle supplies to remove scratches, polish the finish, and keep the instrument clean.", "positive_items": ["B0BK5CXZBT", "B0179A4ILK", "B01DPCONFM", "B074KRRZCH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e72c6af0665ff072e513553", "partition": "shared_train", "query": "I\u2019m putting together a compact home recording setup to produce beats and capture live parts, with expressive pad and keyboard control, stable desktop microphone positioning, and USB connectivity for recording and monitoring through my computer.", "positive_items": ["B07KGF3MHC", "B0821T4WYD", "B07H7WX6VH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e74da1707ddb3e722b1317b", "partition": "shared_train", "query": "I\u2019m setting up a small home recording rehearsal and need to refresh my bass for warm, smooth tones, position a vocal microphone securely, run long balanced connections, and verify the cables before recording.", "positive_items": ["B0BX8G8VPK", "B00SVRLPYY", "B0B3F96MH2", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e812ffd8d1a094fac3fd91e", "partition": "shared_train", "query": "I\u2019m preparing a compact guitar-and-bass practice setup with reliable low-tuning electric strings, bright heavy bass strings, secure straps, durable picks, protection against string tarnish, finish cleaner, and organized storage for several instruments.", "positive_items": ["B07DLYNP4C", "B083R2QB96", "B00EW5I30I", "B08C7QF9DT", "B07NP7HF7X", "B07WW5PKCP", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e98ff5f5ff43f6ecc8562b3", "partition": "shared_train", "query": "I\u2019m organizing a casual guitar karaoke night and need comfortable support for playing, a corded microphone for singing, and a way to make replacement picks for guests.", "positive_items": ["B09PH4DV67", "B07D1WM2G6", "B00945TEMW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1e9cc0c0a9228e057942d8a6", "partition": "shared_train", "query": "I\u2019m putting together a Bb clarinet practice setup for a student, with a comfortable mouthpiece and thumb support, an accurate tempo reference, a stable place to rest the instrument, and everything needed to clean, lubricate, and protect it between lessons.", "positive_items": ["B07BPSYWND", "B06X1FJLHD", "B00008D8XB", "B0BT34475K", "B09TQ5K47S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ea0906fa99bb1b10111c209", "partition": "shared_train", "query": "I\u2019m getting my 3/4-size acoustic guitar ready for regular travel and performances, and need supplies to clean and condition it, replace a .019 string, maintain proper humidity, and protect it in transit.", "positive_items": ["B07CRK35NG", "B07VWSB34H", "B078KTV8L4", "B07N5MJDBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ea4b1ba4e35b1ed943eaed1", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric guitar setup for rehearsals and small gigs, with secure hands-free playing, flexible wah tones, a short pedalboard connection, and a long, low-noise cable to reach my amplifier.", "positive_items": ["B09BS25NJM", "B09KWWS7DH", "B001PZ79LC", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ead972f5f8438a1e2579428", "partition": "shared_train", "query": "I\u2019m building a portable setup for practicing and playing guitar at home and casual gigs, with a way to amplify electric playing, carry my acoustic guitar safely, and keep flexible picks on hand.", "positive_items": ["B095XCZXNQ", "B0BT862N4P", "B005SUT9I6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1eaf2f8ba0685aaecfb60d5b", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for live gigs and need a secure way to mount a cowbell, add another cymbal or boom arm, and control the cowbell\u2019s sustain without overpowering the mix.", "positive_items": ["B07QZF4SJ7", "B0B56XV3W5", "B0002F50EE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ebd3cdd0686e45876e2401e", "partition": "shared_train", "query": "I\u2019m putting together a compact live setup for an acoustic instrument, with an internally mounted pickup, a mixer for blending and routing sound, and padded protection for the PA speaker during transport.", "positive_items": ["B07S92BLTS", "B0B31RCL2G", "B0013BTTMU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1eca614f05cf2b4d3cf1db3a", "partition": "shared_train", "query": "I\u2019m putting together a portable live-performance rig for keyboard and guitar: I need stable two-tier support for my keyboards, a compact controller for computer instruments, elevated speakers with wheeled protection for transport, reliable multichannel studio-to-mixer connections, a guitar-to-audio cable, and durable picks.", "positive_items": ["B07F3NRZ3B", "B01MY4TBIK", "B07477HRCN", "B00X7DD6GW", "B0C3H69ZJ5", "B00LMC2B98", "B0002GX7XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ed1c94dede9301e3bcbe90e", "partition": "shared_train", "query": "I\u2019m setting up a right-handed Les Paul for rehearsals and gigs, with reliable strap security and a protective fitted case for carrying and storing it.", "positive_items": ["B0B7XYT5PM", "B00PYVNGV0", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ed396b1befa76125e225166", "partition": "shared_train", "query": "I'm putting together a beginner-friendly classroom percussion ensemble for a world-music rhythm workshop and need instruments that provide bright crash accents, controlled scraping textures, and strong pitched bell-like pulses for group patterns.", "positive_items": ["B002367BJ2", "B09LJ2796G", "B086543FTN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1ed85547da44db12ef618510", "partition": "shared_train", "query": "I\u2019m restoring my trumpet for comfortable practice and performances, needing compatible replacement finger controls, finish protection, and a comfortable plastic mouthpiece.", "positive_items": ["B00HQKULAG", "B07XH1TRKT", "B076VWZWYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1eed8c913ceb720c951fbd6d", "partition": "shared_train", "query": "I\u2019m rebuilding a compact home drum practice setup and need responsive foot control, a bass practice surface, a focused 12-inch tom sound, and adjustable bass-drum attack and sustain.", "positive_items": ["B07BVGGKGH", "B0002F73KI", "B0BK6S8QDW", "B0B2TJ1F96"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1efcf1f3f8aa3da3ebee22fd", "partition": "shared_train", "query": "I\u2019m putting together a lightweight setup for filming interviews and event conversations, with a lavalier for clear speaker audio, a handheld recorder for ambient or backup sound, and wind protection for outdoor recording.", "positive_items": ["B071NS96BP", "B0796CFWKG", "B08T2N2D6C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f03c4428f87d5dedb9b86da", "partition": "shared_train", "query": "I\u2019m getting my acoustic-electric guitar ready for a small live performance and need longer-lasting strings, comfortable hands-free support, quick accurate tuning, and a dependable connection to the amplifier.", "positive_items": ["B01DE4DPSC", "B0B8LK7MTH", "B00IFOTSJW", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f080f16ab5542ef3cf05ec8", "partition": "shared_train", "query": "I\u2019m setting up a small live music rig and need adjustable overdrive for an instrument, reliable microphone connections to a PA system, and speaker wiring for non-powered monitors.", "positive_items": ["B07QL42V3J", "B01M9D2C5L", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f0c18a21b847fd90749ef77", "partition": "shared_train", "query": "I\u2019m preparing my guitar for regular rehearsals and small gigs, and need dependable picks with a grippy feel, a way to keep them accessible in dark venues, and hardware that helps keep my strap securely attached.", "positive_items": ["B01DZ6FBBI", "B00074WFO8", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f0f5a336d282475c8a46816", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic guitar performance and need a way to amplify the instrument, connect it reliably to the sound system, position a vocal or instrument microphone, and keep the guitar secure while I play standing up.", "positive_items": ["B002C741BI", "B08DBDD6CM", "B017NT392Q", "B07K7VC41S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f1295c4c4e845556951ad96", "partition": "shared_train", "query": "I\u2019m looking for a simple setup to transport my electric guitar to rehearsals and play comfortably, with secure protection, reliable stage connection, and quick key changes.", "positive_items": ["B0C3R3P8LS", "B07GBRJLK8", "B0BCXRG3QQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f268407198752ab7ffaa3bf", "partition": "shared_train", "query": "I\u2019m preparing a guitar performance and want a setup that keeps notes smooth and sustained, lets me change keys cleanly, and makes accurate untethered tuning easy onstage or during recording.", "positive_items": ["B0996R6MFQ", "B0C3LMXF3G", "B07223JNKK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f26c84a567aaeb8b02c0d1c", "partition": "shared_train", "query": "I\u2019m setting up a full-size violin for serious practice and performances, and need a warm, responsive instrument, reliable replacement strings with quick tuning stability, and an accurate clip-on tuner.", "positive_items": ["B07573W8FK", "B0BLYJP8D3", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f2e212ec53b9c1f2b4b73a4", "partition": "shared_train", "query": "I\u2019m putting together a comfortable electric guitar setup for learning hard rock and metal, with a versatile guitar, an adjustable strap for playing while standing, and convenient adhesive storage to keep standard picks within reach.", "positive_items": ["B07LFVZGM1", "B0BJF97MDV", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f307c4a80a39080195eb6de", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar setup for rehearsing and small gigs, with tidy close-spaced pedal connections, reliable pedal-based tuning for guitar and bass, and an adjustable capo for quickly changing keys on acoustic or electric six- or twelve-string guitars.", "positive_items": ["B01DK40R3M", "B075MPFFRV", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f39b9bdd11578a947ab9029", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and need fresh light-gauge strings, an all-in-one tool for removing and installing them, plus a compact secure stand for storing the guitar between sessions.", "positive_items": ["B00170GDPS", "B08BW2TBD7", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f3e8861d0304ffb66db1004", "partition": "shared_train", "query": "I\u2019m refreshing my classical and 12-string guitars, maintaining them safely while restringing, and recording layered acoustic parts at home. I need accurate tuning, a way to transpose a six-string acoustic quickly, reliable instrument connection to a compact multitrack recorder, and suitable replacement strings for each guitar.", "positive_items": ["B072235GXG", "B0C3Q29DML", "B00B9060X6", "B00RX5HQS4", "B0BPKH4HB2", "B00CPLODUU", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f42706b48d0fe64a10a5b4e", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small performances, so I need durable replacement strings, an easy way to restring and tune it accurately, and comfortable picks for playing.", "positive_items": ["B0BKZ3GCGR", "B08R5GM6YB", "B09BF8XDF4", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f42a34a57cf076aa60892bf", "partition": "shared_train", "query": "I want to install a Bigsby B5 vibrato on my flat-top electric guitar without drilling, using a compatible mounting adapter, then connect the guitar to my amp with a compact cable to test the completed setup.", "positive_items": ["B0B95V41NR", "B004DR5E9I", "B0055E86KC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f4659d11c46638b17b6737e", "partition": "shared_train", "query": "I\u2019m upgrading my acoustic drum kit with a compact curved rack, secure positioning for mounted pieces, support for heavier attachments, a cowbell accessory point, and fresh clear heads for several toms to create a versatile gig-ready setup.", "positive_items": ["B08WB4GMKZ", "B000EEJ8QO", "B0002EKD9M", "B0B2T32W46", "B09F9B8DV9", "B00K7VE5MQ", "B0002F78QW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f53d6bc36c7a703744d7c91", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic and electric guitars for upcoming practice sessions and need suitable replacement strings for both, plus a reliable clip-on tuner to get each instrument accurately set up and ready to play.", "positive_items": ["B0BHSG5C3G", "B00162ZRIG", "B00162ZRMW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f5bad5d9be2d9718916b8df", "partition": "shared_train", "query": "I\u2019m preparing for soprano sax rehearsals and small performances, and need a portable adjustable stand for my music, comfortable neck support for playing, and a reliable setup accessory that helps produce a darker, more controlled tone.", "positive_items": ["B07JQNPLKD", "B0B6P55RBN", "B000A85JWG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f60ada0ea8e8a52ee8e16bf", "partition": "shared_train", "query": "I want to build a compact home music-production setup for making FL Studio tracks, programming drums and clips, playing versatile synth parts, and positioning a microphone securely for recording vocals or instruments.", "positive_items": ["B073ZZFC11", "B08XMJZ55V", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f737087c6ddc4a21790a41a", "partition": "shared_train", "query": "I\u2019m setting up a flexible electric guitar effects rig and need a versatile wah tone, reliable 9-volt power, and a short low-noise connection between the pedal and my other gear.", "positive_items": ["B0771QC7RH", "B0002E3FBA", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f74b18d987ba13cb65f29e2", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording corner with acoustic treatment, a mixer for routing audio, a stand for my monitor and microphone, pop protection, closed-back headphones for monitoring, and an XLR cable for the microphone.", "positive_items": ["B0002E57D4", "B00ATPGNJS", "B00ATPD9T0", "B00ATP5KF6", "B079Z72D57", "B07YM5ZHS9", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f84ecf2a8fac02898a2d693", "partition": "shared_train", "query": "I want to give my guitar an at-home setup by supporting the neck securely, making careful hardware adjustments, changing strings, and tuning it accurately when finished.", "positive_items": ["B00NOT94O2", "B0BPLFP5P6", "B0BT2Q355P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f8db2e23b1832f9c05ddef2", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit and need to clean and polish the shells and cymbals, replace a worn 14-inch head, refresh the tension hardware, and protect the bass drumhead for double-pedal playing.", "positive_items": ["B000EEHC2Q", "B0BR2MJRG2", "B0BKZ6M28F", "B0BKZ1N6X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f8fa40f668690f3856a5e61", "partition": "shared_train", "query": "I\u2019m building a compact home-studio effects station with organized rack space, ventilation for oddly sized gear, and the hardware needed to mount everything securely.", "positive_items": ["B0BXSYL7X8", "B001ECQQ8I", "B0007OGTGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f990a75db4bb5b7f39b3849", "partition": "shared_train", "query": "I\u2019m getting my jumbo acoustic ready for rehearsals and gigs and need a comfortable way to carry it, quick on-the-go tuning, and a sturdy padded case with room for small accessories.", "positive_items": ["B00KND95KK", "B0B8LK7MTH", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f9a099701aaab020556fe8d", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for studying and recording Wes Montgomery-style jazz, so I need accurate quiet tuning, a reliable amp connection, and strings suited to high-strung Nashville tuning.", "positive_items": ["B001PGXIVG", "B0002DVMZM", "B0BPJ4Q6FJ", "B0032UYJKW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1f9b1961bd8a9210e7644511", "partition": "shared_train", "query": "I\u2019m putting together a reliable electronic drum practice setup and need sticks that feel consistent with dry hands, plus a stable, accurate kick tower and a smooth, responsive single pedal for powerful, controlled playing.", "positive_items": ["B09TXP3FSK", "B096BH8JS3", "B01BMUJ930"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fa9961d630553fcf4b30f6f", "partition": "shared_train", "query": "I\u2019m preparing a compact folk ensemble setup for live shows: I need portable rhythm instruments that can be heard through a PA, hands-free support for the banjo, dependable speaker connections, and a safe way to stage several guitars and basses between songs.", "positive_items": ["B07FYJNJJH", "B0C2X15CPH", "B07MC4XF9G", "B073XT6QF7", "B09LYNWVPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1facd3823ea8e9be4b87c2c2", "partition": "shared_train", "query": "I\u2019m rewiring and refreshing my electric guitar for a warm vintage blues-rock tone, with upgraded humbuckers, smoother volume and tone controls, and a comfortable light-to-medium string setup.", "positive_items": ["B09G5KLKX2", "B0007TYPZA", "B015BL7GZO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fad75a16f8a1a50c9efae99", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic folk performance with classical guitar and harmonica, and need mellow replacement strings plus a secure, finish-safe way to mount a microphone directly on the instrument.", "positive_items": ["B0BPKH4HB2", "B0007M6A5K", "B00A2GYZQC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fb040762dc9661969f6084f", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar and practice rig: replace its bridge pins, maintain stable humidity in its case, and connect my amplifier to a speaker cabinet with a 1/4-inch speaker cable.", "positive_items": ["B0731K3M6Z", "B0C5PRQ9K6", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fc0320e0a29767ca7cd3e64", "partition": "shared_train", "query": "I\u2019m preparing for regular guitar rehearsals and small performances and need a comfortable way to carry my wireless transmitter, keep my guitar secure between sets, and play for long periods without shoulder fatigue.", "positive_items": ["B01LXTBO7B", "B01FX69CHW", "B01AW50JXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fc178aa165730a733dd12ab", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and vintage effects setup for live use, needing dependable pedal power connections, replacement control knobs and stomp switches for repairs, plus a comfortable adjustable strap for playing.", "positive_items": ["B07587LQGQ", "B085RNZ1LK", "B09VL3SY4K", "B0BKQ2DFV8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fc3b4f62a3867755d2ce0bc", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rock rehearsals and small gigs, with new strings, replacement control knobs, a secure strap, and a two-button foot controller for switching my compatible amp settings hands-free.", "positive_items": ["B0B8M5FJ9W", "B0098DFNY8", "B001AWUVX8", "B00UBGFR88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fca2459a9983c9597698495", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for aggressive metal and punk playing, including a high-output neck sound, suitable control electronics, more secure strap attachment, and heavier strings with comfortable tension.", "positive_items": ["B000T0D3LE", "B00IPHSRN2", "B0006ZPAAO", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fce642f08edc19b32e1f103", "partition": "shared_train", "query": "I\u2019m organizing a beginner percussion circle and need a deep-sounding drum for the main pulse, hand drums for contrasting rhythms, and easy shakers so everyone can participate.", "positive_items": ["B07YNKBQWX", "B09RCVDQ8M", "B01N3TCAVE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fd3417e77bd82ec7c421554", "partition": "shared_train", "query": "I\u2019m putting together a small live blues set with bass, harmonica, and vocals, and need stage-ready essentials for restringing and tuning the bass, connecting microphones to the PA, routing the harmonica mic to a suitable high-impedance input, and keeping drinks, picks, and set notes handy.", "positive_items": ["B00X7YJUGG", "B0002CZYHK", "B00DDAXWMM", "B00YJ5C46K", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fd69d7a4174cd87f88b3803", "partition": "shared_train", "query": "I\u2019m putting together a small outdoor acoustic singer-songwriter setup and need a distinctive vocal microphone, portable battery-powered amplification for voice and instrument, and a reliable pedal tuner for quick setup and accurate playing.", "positive_items": ["B077NN9TRM", "B0767V7GGX", "B00SZT4TTQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fe28fcef4859dfb0725bf83", "partition": "shared_train", "query": "I\u2019m assembling a bass drum setup for rehearsals and need hardware to secure and tension the drum, along with reliable wood-tip sticks for practicing and playing.", "positive_items": ["B01LF4CK16", "B0C1WLGB2J", "B0002H06KK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fe438a1b26eaea45c0d1146", "partition": "shared_train", "query": "I\u2019m putting together a portable cajon-based performance setup for small gigs, with protected instrument transport, hands-free microphone positioning, and convenient carrying space for my music stand, tablet, books, and accessories.", "positive_items": ["B0192JRA2A", "B00JDNYOAW", "B0B44VTPS1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-1fe9abaaa150728090e345d7", "partition": "shared_train", "query": "I\u2019m refreshing my electric and acoustic guitars for a weekend songwriting session, with strings suited to each instrument and a range of picks so I can experiment with different tones, attack, and playing styles.", "positive_items": ["B0BSGM6CQ9", "B08T2M787L", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2001679a436b27a9e82e9f35", "partition": "shared_train", "query": "I\u2019m refreshing my bass setup for regular rehearsals, needing comfortable shoulder support, convenient access for the active electronics battery, and a supply of picks for playing.", "positive_items": ["B0BKZ3GCGR", "B07KS2LCDB", "B07J2P1WST"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20019d736a6fd60e5bc17171", "partition": "shared_train", "query": "I\u2019m setting up a home vocal-recording corner and need to reduce room echoes, position a quality condenser microphone securely, and connect it reliably to my recording equipment.", "positive_items": ["B07BMH5JDF", "B093YGS1F1", "B0C3BSXX6N", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20068411101d9251a80c36dd", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record a spoken introduction and gritty electric-guitar performance, with clean computer recording, pedal-driven distortion, and reliable connections between my guitar, effects, and amp.", "positive_items": ["B07JZQBNDG", "B07MQK9168", "B004HJ9COU", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-200b58bba130c6844c9e8733", "partition": "shared_train", "query": "I\u2019m setting up my electric-acoustic guitar rig for live performances and need comfortable hands-free support, a quick way to change keys, compact connections between pedals, and smooth passive-signal volume control.", "positive_items": ["B0BKPXM83V", "B0B1989GQS", "B01DK40R3M", "B00BESRB8Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20177fe7d310bb8e50458b1b", "partition": "shared_train", "query": "I\u2019m getting my standard drum kit ready for live gigs and need fresh coated tom and 22-inch bass heads, secure bass spurs, protected storage for the kit and pedal, plus a versatile set of triangle beaters.", "positive_items": ["B0C3H828BN", "B06XWNGFYC", "B0002F6VYM", "B0722V7554", "B0BZX4HHSB", "B0002FOO9Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2018418bcb947c9ea0a086d6", "partition": "shared_train", "query": "I\u2019m preparing for a concert featuring timpani and keyboard percussion, and need contrasting mallet sounds for expressive legato passages and stronger attacks, plus a protective, well-organized bag that keeps mallet pairs accessible during quick changes and transport.", "positive_items": ["B001VS4Q5U", "B0734H3LJD", "B06XRK1BXS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2036e49c47af690d4bf846c5", "partition": "shared_train", "query": "I\u2019m refreshing my electric bass and need a replacement control plate, an easy string-changing aid, and a clip-on tuner to finish the setup and keep it playing in tune.", "positive_items": ["B0BHSG5C3G", "B0B3VD8DZ8", "B07217RS84"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20497cdec3b078c0dc25fc71", "partition": "shared_train", "query": "I\u2019m setting up a tidy home guitar practice corner and need a wall-mounted way to display my instrument, plus a convenient spot to keep standard picks ready for playing.", "positive_items": ["B01K1EJQ9U", "B08DM9NFLH", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-204e36dffcd92477a6cf8379", "partition": "shared_train", "query": "I\u2019m setting up a compact, foldable home practice station for playing guitar through an amp and keyboard comfortably, with an adjustable padded seat, stable keyboard support, a reliable guitar connection, and hands-free guitar support.", "positive_items": ["B0BT862N4P", "B00TZH5DJW", "B01DE4DPSC", "B09V91H5XM", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-205820f555f2466891ff40e8", "partition": "shared_train", "query": "I\u2019m preparing my six-string guitar for a Nashville-style recording session and need high-strung strings, an easy one-hand capo, a comfortable adjustable strap, light .60 picks plus .73 picks with a non-slip grip, and safe cloth and fretboard cleaning supplies.", "positive_items": ["B09S2VB3KW", "B093YKLWVN", "B0BK5CXZBT", "B0064BCRQE", "B09V91H5XM", "B0BPJ4Q6FJ", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2068ce14baec3fc711a0a704", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular gigs and want a comfortable quick-release strap system, secure on-guitar pick storage, and a versatile supply of picks for different playing styles, including thumb-pick options.", "positive_items": ["B07XP6MHQT", "B0BXT384GR", "B00CGFRJ2Y", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-206cf072712982fc7f4b04e6", "partition": "shared_train", "query": "I want to produce and mix a vocal song on my Windows computer, using a studio condenser microphone and pop filter to capture clearer singing with fewer plosive bursts.", "positive_items": ["B00WARLG8G", "B0BL8X66ZY", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-207e7281084b8b6c947da3b6", "partition": "shared_train", "query": "I\u2019m organizing a beginner world-percussion circle and need a hand-played drum for foundational rhythms, a compact pair for interlocking beats, and a wood frog scraper for playful rhythmic accents, ideally with carrying and tuning accessories.", "positive_items": ["B017AD55PY", "B01N3TCAVE", "B00NP8GYVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-207f9a425bc822d02480a51b", "partition": "shared_train", "query": "I\u2019m setting up a compact home DJ mixing station for practicing and traveling, with clear nearfield sound, accurate headphones for critical listening, and durable protection for my controller when it\u2019s stored or transported.", "positive_items": ["B08PFYQRWH", "B0B5D7JW6B", "B09YVZQR5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-207fa4a771ae1a8c8f6e1ad7", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar setup for rehearsals and small gigs, and need a reliable replacement speaker for my amp, a comfortable extra-long strap, and a quiet, clear instrument cable.", "positive_items": ["B0763381HZ", "B000BBF472", "B07FYY6CNX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2086d183ab8b19486fa00585", "partition": "shared_train", "query": "I'm restoring my Strat-style guitar and rehearsal setup: I need fresh single-coil tones, replacement control knobs for my Marshall amp, and a compact pedal for chorus, delay, reverb, and tuning.", "positive_items": ["B01L8X06CO", "B0795DF18J", "B00BFN58WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2089516b9c7da8f8d282c85f", "partition": "shared_train", "query": "I\u2019m upgrading my Stratocaster for a late-\u201960s blues-rock sound and need compatible hardware for three single-coil pickups, more secure tuning, and a clean replacement pickguard.", "positive_items": ["B000AYH8AG", "B0BCXKFMKD", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20961a7b8b70e2589fedf52d", "partition": "shared_train", "query": "I\u2019m setting up a small home karaoke and vocal performance area and need reliable handheld microphones for two singers, plus a long cable to reach the mixer.", "positive_items": ["B003GEBGA0", "B07N5J3GTB", "B00L9R9YVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-209821ad385c37b708a3b812", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar rig for quiet studio recording and live practice, including cleaner tremolo operation, custom-length pedalboard power wiring, and easy-to-see picks in dark venues.", "positive_items": ["B079PGDLRC", "B09V9172YN", "B07N5G6Y5G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20a241db2a4ed5e0e20da9b5", "partition": "shared_train", "query": "I\u2019m setting up a small home recording space for tracking instruments, with a clean way to connect them to my mixer, less room reflection, and reliable closed-back monitoring while I record and mix.", "positive_items": ["B07N4365G6", "B07Q6ZM4VT", "B0C3DPLVHB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20a656a567476b8c1bda65e3", "partition": "shared_train", "query": "I\u2019m building a portable setup for learning and rehearsing rock bass, with a distinctive electric bass sound, dependable amplification, enough cable reach, and protection for transport.", "positive_items": ["B00365FJ4I", "B071RWPTPW", "B0BT855NFQ", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20a727409a336779fb22943e", "partition": "shared_train", "query": "I\u2019m assembling a compact, travel-ready setup for a casual folk gig where I\u2019ll alternate between my ukulele and parlor guitar, needing protected transport, hands-free playing, quick key changes, and convenient pick access.", "positive_items": ["B07XP6MHQT", "B00WJ3GS16", "B00V4VQCQU", "B004D97TQC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20aa136f27e718796674090c", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need a rugged vocal microphone, extended XLR reach to my mixer, and a stand-mounted attachment for positioning the mic near my guitar or amplifier.", "positive_items": ["B08DBDD6CM", "B0BYXVCSGG", "B0BXT41VYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20b1c843b341e12c884917b7", "partition": "shared_train", "query": "I\u2019m restoring an LP-style electric guitar for live performances and need compatible control hardware, replacement humbucker mounting frames, and a hands-free way to advance digital sheet music on my tablet.", "positive_items": ["B01C5RZWM6", "B08MZ7HVH7", "B09CQ4Q2R7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20c1e45a0d619b51fd4980be", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic performance where I\u2019ll sing while playing guitar, so I need a comfortable adjustable shoulder strap, a vocal microphone, and the right cables to connect everything to a PA system.", "positive_items": ["B09V4JQTN4", "B06X9KG3HW", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20d2d0d2eb483456051408cf", "partition": "shared_train", "query": "I\u2019m upgrading and servicing my electric guitar: I want a smoother control feel, heavier-gauge strings, and a safe way to clean and condition the wooden fretboard during the setup.", "positive_items": ["B004A15B0E", "B0BSGM6CQ9", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20d5e2acb31632a42c024480", "partition": "shared_train", "query": "I\u2019m putting together a small practice setup for learning guitar at home and need a stable way to keep the instrument nearby, tune it accurately, and play comfortably.", "positive_items": ["B0BKZ3GCGR", "B018FCZKR2", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20dbacb4c2138d987199dd69", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar-and-vocal live setup and need secure strap support, comfortable foot positioning, hands-free lyrics on my mic stand, a clip-on vocal mic with compatible bodypack connection, reliable guitar-to-pedal cabling, and power for several effects.", "positive_items": ["B0742RB7JK", "B0BLLXXT6F", "B01DE4DTAG", "B00H7Y2X8O", "B00V8URXSS", "B0C3Q6WGLN", "B07T3GZVMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20e223cd61d1f2d96f26db28", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for a compact performance setup, needing flexible cymbal placement, a securely mounted accessory arm, and a responsive remote hi-hat arrangement that can be adjusted around the kit.", "positive_items": ["B0002DX7ZA", "B01L0DUHA8", "B0154P596A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20e33b054656f3c3bf7a91cc", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor community concert and need a simple vocal PA setup with enough inputs and power for performers, vocal effects and feedback control, plus a reliable handheld mic, long XLR connection, and wind protection.", "positive_items": ["B003GV3GQ0", "B08NVVLB16", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20ed9a394bab5f803e0a5be7", "partition": "shared_train", "query": "I\u2019m setting up a small blues jam and need a way to position a handheld vocal microphone while covering both C and E major harmonica parts.", "positive_items": ["B0BRSK33BC", "B00347A44I", "B00WE6INNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20f0b2dd7e0069b1298db202", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice area where I can experiment with different pick styles, keep my favorites accessible while playing, and safely hang the instrument on the wall when I\u2019m finished.", "positive_items": ["B0BXT384GR", "B07PPHHG34", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-20f2258c423e65a626f3a8f3", "partition": "shared_train", "query": "I\u2019m refreshing and setting up my acoustic and electric guitars, with bright acoustic strings, warm nickel electric strings, and a maintenance kit for changing strings, checking action, and making basic adjustments.", "positive_items": ["B0BFKKVQZT", "B07NPCWWZW", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21021553c48a9f8f1063c65b", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rig for rehearsals and gigs, and need a durable, quiet instrument connection, an easy-to-reach place for standard picks that won\u2019t mark the guitar, and a front-jack wah with selectable voices for a tidy pedalboard.", "positive_items": ["B0BCXRJCL2", "B08PH9GMVG", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2102f74c963c43d0fd80f324", "partition": "shared_train", "query": "I\u2019m setting up a compact karaoke and DJ performance area with two vocal microphones, adjustable floor stands, a tabletop stand for the mixer or laptop, and a portable crank truss to safely elevate a variable-speed stage light.", "positive_items": ["B00WRJM5NC", "B0044BSU8U", "B0C4XQ496G", "B00F4O18CG", "B001NI6OCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-210427100d3ef8b0599d1d2b", "partition": "shared_train", "query": "I\u2019m preparing my mid- or deep-depth Ovation acoustic guitar for rehearsals and small gigs, and need dependable protection for transport, comfortable picks for playing, and a sturdy cable for plugging into an amplifier.", "positive_items": ["B0C59CP2ZJ", "B002NLSCWC", "B07QDCBRKL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2113d745e9a2447189235866", "partition": "shared_train", "query": "I\u2019m setting up a compact home Latin music practice space and need a way to hang my guitar safely while adding hand percussion for keeping time, exploring layered rhythms, and practicing loud, resonant timbale patterns.", "positive_items": ["B08DM9NFLH", "B005SGFDU8", "B07ZHQ17H3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2125137d26c5234dd6c6706b", "partition": "shared_train", "query": "I\u2019m setting up a band rehearsal and recording space where I can control drum volume while keeping visual contact, route multiple microphones to the mixer, and restring our five-string bass for a warm, durable sound.", "positive_items": ["B0C3H8CF97", "B097QBGHHB", "B0C5SCVH3W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21277bf1a75ac3228d9aa3ff", "partition": "shared_train", "query": "I\u2019m putting together a guitar performance and practice rig: I need to customize clean pedalboard wiring, replace an aging amp rectifier, keep picks and headphones accessible, and secure a drink on my mic stand without risking spills or clutter.", "positive_items": ["B001D2TPZU", "B06W2NS817", "B001PGXKE6", "B09S2VB3KW", "B003BGR9HC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-213dfb88a1d245d7440bbd07", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for vocals and guitar, and need a directional dynamic mic on an adjustable stand, plus balanced connections for running it to my mixer or audio interface with minimal background noise.", "positive_items": ["B000CZ0R3S", "B096FZ5TKG", "B015JTEBN8", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2140f42ca080796f378d3ecb", "partition": "shared_train", "query": "I\u2019m putting together a compact live music setup for a small venue, and need to combine several microphones with adjustable echo, connect the mixer to PA speakers over a long distance, and safely position those speakers at performance height.", "positive_items": ["B0BX8NNKRH", "B0C5PRQ9K6", "B09ZSQQMH4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2146198bf73dd4fa3bf34e1f", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar and want to upgrade its vintage-style pickups and tone wiring, clean and condition the instrument, then finish the setup with reliable connection hardware and comfortable playing support.", "positive_items": ["B004Z0JH3M", "B07MDT5WJX", "B00ZO92VSQ", "B0719KM5Y8", "B07B8WL33G", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21465ec7025315b152dc64ac", "partition": "shared_train", "query": "I\u2019m setting up a compact amplified keyboard and lap-steel performance rig, with sustain control, a tonebar, instrument connections, and a keyboard amp. I also need to mount a compatible microphone on my existing stand and handle an XLR gender conversion where required.", "positive_items": ["B07N5NMWXK", "B0BT9R8MMV", "B01DE4DPSC", "B0002GXPRM", "B0010KGD4Q", "B0C5LYJXLR", "B0057YBE18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-214798cf09aea1890f979a1b", "partition": "shared_train", "query": "I\u2019m starting electric guitar lessons and need a right-handed six-string instrument, a sturdy protective case for transport and storage, plus an adjustable shoulder strap for comfortable playing while standing.", "positive_items": ["B00JG6JVQI", "B08TVWY2WY", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-214aea2cac78751e12d23658", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup for rehearsals by replacing the tubes in my Peavey Classic 50, adding a comfortable adjustable strap, and stocking reliable non-slip picks for playing.", "positive_items": ["B00DJA75VU", "B09FQBVZY7", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2152e78390ba34c7b59d37c4", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for guitar songs, needing an easy way to change keys, create an amplified tone, and capture both the performance and amp sound clearly.", "positive_items": ["B0158GWWJ2", "B06Y2W66F5", "B0BK6SKH98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-216104cbedcba07b4281a84f", "partition": "shared_train", "query": "I\u2019m getting my alto sax ready for regular rehearsals and performances and want comfortable support, a dependable reed that stays consistent with moisture, and an easy way to keep the mouthpiece dry and free of buildup.", "positive_items": ["B0007XJWJK", "B0B4SGJRHR", "B0002FO5BI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21635fd622d855b1f497f19a", "partition": "shared_train", "query": "I\u2019m setting up a home space for practicing heavy rhythm guitar and need reliable picks for fast attack, an easy way to tune accurately, and secure wall storage for my instrument.", "positive_items": ["B00HZZ60T8", "B00WJ3JUFM", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21657a4b392b646a850e1d4b", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a heavier-gauge setup and regular practice: I need nickel-wound strings, a comfortable adjustable shoulder strap, and durable picks in both lighter and heavier gauges.", "positive_items": ["B0BSGM6CQ9", "B09V91H5XM", "B09R6KV6QX", "B0064BCRQE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-216c9008c99e35c1023fe0f3", "partition": "shared_train", "query": "I\u2019m preparing a guitar cover video and need to restring my guitar, experiment with different pick styles, and record clear vocals and playing on my smartphone.", "positive_items": ["B00IPH8MD2", "B08R5GM6YB", "B074KJ1N3D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2176bd1cebcd4c4cd3d19486", "partition": "shared_train", "query": "I\u2019m setting up a simple electric-guitar rehearsal rig for playing along with phone backing tracks: I need hands-free support, accurate clip-on tuning, and a way to connect the phone\u2019s headphone output to a standard instrument input.", "positive_items": ["B00646MZHK", "B00HZH4D04", "B01DK1RHK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-217df9d6121c2d7026228423", "partition": "shared_train", "query": "I\u2019m getting my acoustic and Les Paul ready for regular playing and transport, so I need replacement strings for both, tools for cleaning and adjustments, and sturdy protective storage for the electric guitar.", "positive_items": ["B0BCW884JL", "B0BSGM6CQ9", "B0064RVDWM", "B07MVCN9XT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-217ffab4b68050ca91f99100", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to freshen up its soapbar pickups, install reliable six-in-line locking tuners, and have the right slim tools for removing and fitting hardware in tight spaces.", "positive_items": ["B07WMFGKDN", "B01HY530RS", "B00ABMCHOO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-218fe1dfbdcb518ea0552a70", "partition": "shared_train", "query": "I\u2019m restoring an older Precision Bass and need period-correct electronics plus replacement controls and missing chrome hardware to bring back its original tone and appearance.", "positive_items": ["B0B3VKN2VS", "B06XGVNTR6", "B0B8Z2T4PS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2192af3eddf4a5d3d7701566", "partition": "shared_train", "query": "I\u2019m preparing a portable percussion setup for a Latin-infused live gig, with sturdy cymbal support, protected bass-drum transport, organized stick storage, and versatile guiro-shaker textures.", "positive_items": ["B006BL8XJM", "B009PC1NO6", "B007MCRQ6K", "B016CK4Q0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2196f874b90e647802e28420", "partition": "shared_train", "query": "I'm putting together a portable acoustic-guitar songwriting setup for home and travel: I need a padded case with storage, a comfortable adjustable playing strap, a secure wall-mounted hanger, and a way to reduce vocal plosives while recording demos.", "positive_items": ["B06Y5GKJQC", "B016QUXTZU", "B00WJ3JUFM", "B095XCZXNQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-219df212da30c4e69074c060", "partition": "shared_train", "query": "I\u2019m recording outdoor interviews and need a tall adjustable stand to position my camera and VideoMic Pro-R, plus the right camera-to-stand thread adapter and wind protection that reduces gust noise without muffling speech.", "positive_items": ["B0075DMYC2", "B019NY2PKG", "B014WEIHKE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21aa831356cc37e1a32c1ccc", "partition": "shared_train", "query": "I\u2019m organizing a compact home studio rack and need flexible audio routing for mixing or splitting line signals, plus ventilation and a way to cover unused rack space neatly.", "positive_items": ["B0002DV0CC", "B0002DV0CW", "B0002E57D4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21b43f438eda35ba53e7a234", "partition": "shared_train", "query": "I\u2019m getting my drum kit ready for rehearsals and need to refresh the tom sounds, replace worn bass-drum hardware, and clearly see my sheet music in a dim practice space.", "positive_items": ["B0BKZ2BPGS", "B00CFYTUP0", "B07DXLJPRS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21b4ca023efb17d772cf7ffd", "partition": "shared_train", "query": "I\u2019m putting together a small rehearsal and recording setup for my band, with microphones for vocals and instruments, a stand, drum tuning, safer guitar strap attachment, room echo control, and an adapter for connecting a 3.5mm audio source to the mixer. I also need portable mixer protection.", "positive_items": ["B079TLFL33", "B07C91JT14", "B000WIRFD0", "B00ATPD9T0", "B01M8N618U", "B004C4UQZE", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21c919a06644155c891122c2", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live drum performances and rehearsals, with a compact mixer on an adjustable stand, secure transport for the mixer and cymbals, personal in-ear monitoring, and the balanced cabling and XLR connection needed to link the audio gear.", "positive_items": ["B00IB647RC", "B09MMT45P1", "B0C5LYJXLR", "B071L8C6MW", "B07C91W874", "B00VRPHV2M", "B01HCGWS2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-21f92c66fe7300dd06237189", "partition": "shared_train", "query": "I\u2019m building a portable blues-rock practice rig for electric guitar, with a small battery-powered amp, headphone option, expressive foot-controlled tone shaping, and a glass slide for sustained bottleneck parts.", "positive_items": ["B000BVN582", "B0C6J1BN77", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-220bac017168b547c61c820e", "partition": "shared_train", "query": "I\u2019m refurbishing my guitar at home and want a safe setup to support the neck, smooth sharp fret ends, change strings efficiently, and tune it accurately afterward.", "positive_items": ["B07GBPF914", "B01HUCYOXE", "B0C3Q29DML", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22134e572b8c2bb2c2015b7c", "partition": "shared_train", "query": "I\u2019m putting together a portable audio/video rig for small events and need a compact way to protect a 2U rack unit, carry a 19\u201324 inch display, and securely mount the equipment with the proper rack hardware.", "positive_items": ["B08CSQNMN5", "B00JQYUAQU", "B077XXXZDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22174067a9c88bd9ba5bb26e", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for rehearsals and want to control my playing dynamics, add versatile modulation, connect the effects closely, and keep dependable picks on hand for consistent strumming.", "positive_items": ["B09S2VB3KW", "B00O9SV1XO", "B01DE4D4LU", "B007T8CUNG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-221aca25cb9a3eec69ca5779", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for a small evening performance and need fresh, warm-sounding strings, a reliable clip-on tuner, and an easy way to keep extra picks accessible in low light.", "positive_items": ["B00074WFO8", "B0BTC9YJ2W", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-222d22c3135f41218854d59a", "partition": "shared_train", "query": "I\u2019m restoring a Stratocaster and want vintage-style strap hardware, a black tremolo backplate with matching stainless mounting screws, and chrome locking tuners for better tuning stability.", "positive_items": ["B00ABMCHOO", "B01BQM93QW", "B07NC65P91", "B0C6J149WZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-223357819e9103c0a16d338b", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record band demos, with a tiered keyboard setup for two small keyboards, enough USB inputs for multiple instruments and microphones, and a dependable dynamic mic for vocals.", "positive_items": ["B0C3H6PXCH", "B07N5J3GTB", "B0752VW93W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-223403aec531899fe2a52633", "partition": "shared_train", "query": "I\u2019m setting up a filmed violin-and-keyboard performance and need supplies for responsive violin playing, stable adjustable keyboard support, hands-free sustain control, and clear directional audio captured directly with my video camera.", "positive_items": ["B06XDBGL88", "B0BT9R8MMV", "B00TZH5DJW", "B00CAE8PM4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22391b92544bf18532845ad5", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for regular practice and small performances. I need warm-sounding extra-light strings, a variety of picks to try different playing styles, and a durable adjustable strap for comfortable support while standing.", "positive_items": ["B09V91H5XM", "B0BTC9YJ2W", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-223ea531f4efd83fcc870f23", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for regular practice and need replacement strings, durable medium-gauge nylon picks, and a clip-on chromatic tuner for accurate, convenient tuning.", "positive_items": ["B07C5JGC8S", "B000CPQOOO", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-224000f329428456d27e7469", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and small gigs, so I need dependable replacement strings, a long amp connection, comfortable hands-free support, and a gentle way to clean it.", "positive_items": ["B00RVE9X06", "B09V4JQTN4", "B0BK5CXZBT", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22420eb3ecdb5a95ee22a7cd", "partition": "shared_train", "query": "I\u2019m setting up a small PA system for a live event and need durable long speaker runs for different speaker connectors, plus short balanced XLR leads for microphones. What cables should I buy?", "positive_items": ["B01N9VUPVE", "B0154NRMCG", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-224a0c81cb007a2c42c318d2", "partition": "shared_train", "query": "I'm refreshing my drum kit with warm, durable heads for responsive snare and tom sounds, then need padded protection for the drums plus a heavy-duty rolling bag for stands and hardware when transporting everything to gigs.", "positive_items": ["B0BZX4HHSB", "B0002F7A06", "B0B4SFKS4X", "B082WVC3RT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22504423a9660c5902b49624", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar and need a complete setup for reliable tuning, improved playability, and a stronger, clearer amplified tone, including fresh heavy-gauge strings and compatible neck hardware.", "positive_items": ["B009AQZM30", "B09G5QS1VD", "B002NLHI22"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2251d5e7c7998c97a34c6c0f", "partition": "shared_train", "query": "I want to build a compact home recording station for making guitar demos, with a reliable instrument connection, enough inputs to capture additional sources, accurate desktop playback, headphone monitoring, and Bluetooth streaming for reference tracks.", "positive_items": ["B07CYRYQ8G", "B0B95V41NR", "B07DG3W8L5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2257a8d6a09aa76716b4374d", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar practice space and need heavier-gauge strings, comfortable medium picks, and padded stands with straps to keep several instruments safely stored between sessions.", "positive_items": ["B09QZJ57YW", "B0BSGM6CQ9", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22657116936adecd655c0785", "partition": "shared_train", "query": "I\u2019m setting up a small home recording station to record clean vocal tracks, reduce popping from speech and singing, and monitor playback accurately while I work.", "positive_items": ["B0BSB9249S", "B07DG3W8L5", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22674b60070da6e85b269178", "partition": "shared_train", "query": "I\u2019m assembling a dependable electric-guitar setup for rehearsals and gigs, needing rugged instrument leads in different lengths, including an angled connector, plus a comfortable strap that locks securely.", "positive_items": ["B01BO1VYY4", "B0864N6HJ7", "B07NZ62WP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-226c0da4a01e3323f417a64c", "partition": "shared_train", "query": "I\u2019m setting up a half-size classical guitar for a beginner and need everything to restring it, get it accurately tuned, and start practicing strumming comfortably.", "positive_items": ["B0BKZ3GCGR", "B0BPLFP5P6", "B079NS31NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-226ccafa94b46a73a1fb6cfa", "partition": "shared_train", "query": "I\u2019m setting up a small live drum recording and need a matched cymbal setup, replacement bands to secure my KSM32 microphone in its shock mount, and a long multi-channel XLR snake for stage-to-mixer connections.", "positive_items": ["B098PJL986", "B074LSHT37", "B000Z0CI7S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-226efdd3936ffc6b6256f7f8", "partition": "shared_train", "query": "I'm setting up a compact electric-guitar pedalboard for rehearsals and small gigs, with reliable power for my effects, a short connection between closely spaced pedals, and a comfortable adjustable strap for playing live.", "positive_items": ["B0B96H6DMR", "B01DE4D4LU", "B0002E3FBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-227b8590ae50ad62b970d3f3", "partition": "shared_train", "query": "I\u2019m refreshing my fusion drum kit with a 26-inch bass head, matched clear heads for my toms, a way to tame the 14-inch tom\u2019s overtones, and a focused, durable 13-inch snare head for live and studio playing.", "positive_items": ["B0BKZ2S4PC", "B09HL8TQTF", "B0BK6S7QF4", "B0BKZ2BPGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-227bd0ae4f2b819d19190cde", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and tube amp for rehearsals: I need to properly stretch the strings, replace the amp\u2019s 12AX7 preamp tubes, and connect the guitar reliably to the amp.", "positive_items": ["B08QZPNWY5", "B0085545YO", "B07P83B3NZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-229091f5d70b141545e421ac", "partition": "shared_train", "query": "I\u2019m setting up a live acoustic-guitar performance and need to position an additional microphone on my stand or amp, adapt mismatched microphone threads, and switch guitars quietly through the PA without loud pops.", "positive_items": ["B0BXT41VYY", "B0B8Z59D2M", "B0B2T1LF1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-229d09c04cdb0edc5514524f", "partition": "shared_train", "query": "I\u2019m restoring a tube guitar amp and want matched power tubes plus low-noise, high-gain preamp options, along with a flexible pedal to shape frequencies, tame feedback, and dial in blues, jazz, and heavier tones.", "positive_items": ["B000ULZ1E4", "B000UMFQHA", "B079MGCM47", "B01N0LZSGN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22ac01ba732888bd28837e15", "partition": "shared_train", "query": "I want to record an acoustic music session with clear vocals and instruments, using both studio-quality and handheld microphones, protecting the vocal mic from wind and moisture, and connecting everything to my computer with adjustable gain.", "positive_items": ["B001RUI3SS", "B001TGUVE4", "B08NVVLB16", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22adc209b8217de02b84f74a", "partition": "shared_train", "query": "I\u2019m setting up a home demo session: restringing my electric guitar, running it and a mixer into a USB recording interface, and capturing vocals with a large condenser mic on an isolated, quick-change stand using dependable long instrument cables.", "positive_items": ["B00FPMGUJ8", "B019JX565C", "B0002NYKLU", "B0032UYIQM", "B07KGF3MHC", "B0032UYJ98", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22b141caa610f38959aa145e", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar performance and need a versatile effects-and-looping unit, a long guitar connection to reach my rig, reliable power, and elevated PA support with tidy cable management.", "positive_items": ["B01DE4DTAG", "B07TDNWYSB", "B0C4YN3MMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22b86d134f78b4b0763c273e", "partition": "shared_train", "query": "I\u2019m restoring an older drum kit for tight, punchy rock practice and need components to refresh the snare response, deepen a tom\u2019s tone, and make the bass drum easier to play.", "positive_items": ["B078Y7ZDPK", "B00IODGUWM", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22b8df3a33be885c7440fb18", "partition": "shared_train", "query": "I'm setting up a compact rig for my Floyd Rose-equipped electric guitar and need a portable pedalboard plus convenient onboard hex-key storage and a compatible tool for accurately adjusting bridge intonation.", "positive_items": ["B0C4SQBLC4", "B07CLBSHST", "B07L9GQMLZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22bf705895876c6319eb8585", "partition": "shared_train", "query": "I\u2019m setting up lighting for a small dance event and need a safe way to hang a rotating mirror-ball effect from truss, add a colored pin spot, and connect and properly terminate the DMX lighting chain.", "positive_items": ["B09ZTJH58K", "B00RC44JZO", "B09ZSKK72G", "B000KN0BYM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22d01a7a4fbd115d1e09858c", "partition": "shared_train", "query": "I\u2019m putting together a comfortable clarinet practice setup for regular rehearsals and performances, with essentials to protect my thumb, maintain the instrument\u2019s joints, keep replacement reeds organized, and safely hold the clarinet between playing sessions.", "positive_items": ["B000XZZ6F6", "B099ZTWS6D", "B0BXT2WN33", "B01M5D3MV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22d286c08a10e7fe6a8d3e8b", "partition": "shared_train", "query": "I\u2019m organizing a rehearsal and gig setup for my electric guitar, with secure wall display at home, temporary placement on tables or amps, and sturdy protected transport between venues.", "positive_items": ["B097FMTZCP", "B07PPHHG34", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22d67a1455d6dfb63b99c80e", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly electric guitar practice setup with a compact amp, a protective hard case for my Les Paul, a long instrument cable, and an adjustable strap for playing comfortably at home or rehearsals.", "positive_items": ["B00EM5UOE6", "B01DPCONFM", "B0B8M1RZWV", "B0002D01K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22dd28743da5282f802f94ff", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and want durable medium-gauge strings, a self-adhesive scratch guard to protect the finish, and an easy way to keep standard picks within reach.", "positive_items": ["B09BF8XDF4", "B07SNR3C4S", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22e04b61d80057b63909ea18", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar performance and need a compact powered PA setup with strong low-end support, a long speaker connection, and essential accessories for tuning and changing guitar tones.", "positive_items": ["B075R91PXY", "B0C5PRQ9K6", "B0BZJNPDJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22e5e85f63c261cf1fb52efa", "partition": "shared_train", "query": "I'm preparing a small live vocal-and-guitar set and need a clear stage vocal microphone, reliable support for two guitars, fresh bright strings for a high-strung six-string part, secure strap attachment, quick pick-and-slide access at the mic, and a safe fix for stage hum.", "positive_items": ["B0BPJ4Q6FJ", "B07W682STV", "B07J4Y1XZ3", "B096K2LZKH", "B07XW3XD9M", "B0BSCGBBX5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-22fb3b7aff66524bd50ee558", "partition": "shared_train", "query": "I\u2019m building a home guitar practice and maintenance station for electric and acoustic playing, with flexible amplified sounds, secure instrument support, a safe repair surface, fret care, guitar setup tools, tremolo-arm refresh parts, and a capo for changing keys.", "positive_items": ["B08T2DMFKD", "B09LTZ1QXP", "B0BT3B7GTY", "B07VRZ3N55", "B07NTYT23D", "B000LPSODY", "B07T19X6YP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2301df6589fa752c1ab79275", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar effects rig for recording and want fresh, durable strings, a large pedalboard with room for multiple pedals, and a warm, atmospheric echo effect for spacious tones.", "positive_items": ["B09WD5B6B1", "B009KSIAUK", "B081QRJB3T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-230464788ba66c91433ec74f", "partition": "shared_train", "query": "I\u2019m setting up a small guitar studio and practice wall: I need a way to refresh the fretboard\u2019s look without permanent changes, keep spare high E strings ready for breakages, and mount several instruments securely on an adjustable slat-wall display.", "positive_items": ["B07LH47MQ5", "B08BNN8VDT", "B08XXFXF6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2309feb5a63ebb7f953b9bb6", "partition": "shared_train", "query": "I\u2019m preparing a portable live music setup and need fresh strings for my five-string bass, protected organized transport for flat-par lights, and reliable conditioned power for the stage.", "positive_items": ["B09ZTH7BCS", "B00145EVJ6", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-231774e20b4c582de65da27c", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for outdoor guitar rehearsals and small performances, with hands-free playing, battery-powered amplification, and a folding stand to hold my music charts.", "positive_items": ["B00GR81ST6", "B0002MDTVS", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-231f1d7f03b7d5b696a49c29", "partition": "shared_train", "query": "I\u2019m building a home podcast and streaming setup with an adjustable desktop-mounted microphone, plug-and-play USB audio, and protection from popping sounds for clear, professional-sounding speech.", "positive_items": ["B0C284Z9RG", "B08T2MZVCJ", "B0C281RFPJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2322130ae93b967869ae33aa", "partition": "shared_train", "query": "I\u2019m setting up a portable home rock rehearsal and karaoke session: I need reliable replacement strings, accurate pedalboard tuning, two stages of guitar tone shaping from clean boost to vintage overdrive, and a wired vocal microphone setup with stand, cable, and storage.", "positive_items": ["B08ZS2JWY3", "B075MPFFRV", "B0BSCBGPCL", "B076VWK8JV", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23268af922739da8e8070d28", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need a prewired three-pickup control assembly, replacement mounting hardware, a neck joint plate, and a 1/4-inch output jack plate for the rebuild.", "positive_items": ["B0B8Z46Y8S", "B09HT6999J", "B08MKGMQ74", "B07KRZ1HH8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2353bbfc45e8047bb74c3564", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar and ukulele and need long-lasting strings suited to each instrument, a precise clip-on tuning solution, and a faster way to wind the new strings.", "positive_items": ["B09BF8XDF4", "B0002H00LA", "B00MXUJ394", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23588080b30db20c3a0a4b69", "partition": "shared_train", "query": "I\u2019m building a customizable drum rig and need a sturdy mounting rack, an auxiliary hi-hat arm, and an adjustable bass-drum pedal for comfortable playing.", "positive_items": ["B004XIAZ64", "B0925F8LPD", "B003A02PMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-235e1657f401d131347cb876", "partition": "shared_train", "query": "I\u2019m putting together a practical guitar practice setup where I can tune quickly, experiment with different pick thicknesses and materials, and keep my favorite picks conveniently attached near my playing area.", "positive_items": ["B08BJGBHN7", "B01K1EJQ9U", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23632f23b61a3ae69562dcf1", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station for singing and voiceovers, with a versatile USB/XLR microphone, reliable mixer connection, and pop protection for clean, clear takes.", "positive_items": ["B08T2N27DG", "B08DBDD6CM", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-236972adaf9896cae87e1296", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric guitar practice corner at home and need an easy-to-use amp, a long lead for moving around, comfortable picks, and a nearby music theory reference.", "positive_items": ["B00CGFRJ2Y", "B000E3F0B2", "B00EM5UOE6", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-236c3766052b36a76b45fc4b", "partition": "shared_train", "query": "I\u2019m preparing to play guitar at a small outdoor jam and need comfortable adjustable shoulder support, quick one-handed key changes, and sturdy picks for a warm, full sound.", "positive_items": ["B09V91H5XM", "B00H4PEMM6", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2373eae890732259359a8d49", "partition": "shared_train", "query": "I\u2019m replacing the heads on my acoustic drum kit for versatile live and studio playing, with controlled snare sustain, adjustable bass-drum attack and tone, and clear, punchy tom sounds across multiple sizes.", "positive_items": ["B09HCVK9HL", "B07281RLMX", "B0BK6S7QF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-237d5e0ba1b0a3f0b29d2092", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for rehearsals and small gigs, looking for a warm, controlled bass-drum tone, crisp hi-hat articulation, and an easy way to carry sticks and essential accessories.", "positive_items": ["B0B83ZR5HZ", "B0CF797FLB", "B0753PSL2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23832de8ef0ff714b553e39b", "partition": "shared_train", "query": "I\u2019m preparing my clarinet for a small recording session and need a setup to keep it playing smoothly, tune it accurately, position a microphone flexibly, and connect that microphone to my audio gear.", "positive_items": ["B075VHF7DQ", "B015XLDQD8", "B01M5D3MV6", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-239394312f693663edf97e97", "partition": "shared_train", "query": "I\u2019m setting up a home recording rig for acoustic guitar-and-vocal demos, with hands-free microphone positioning, cleaner vocal takes, and a way to connect and shape the guitar signal for direct recording.", "positive_items": ["B0BYXQHW7Y", "B016QUXTZU", "B07MJVGJSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2395e0a14f191a4f97b0a90f", "partition": "shared_train", "query": "I\u2019m starting to learn ukulele and need a concert-size instrument, an easy way to keep it in tune, and a comfortable strap with secure attachment hardware for standing practice.", "positive_items": ["B07PPXFTHN", "B07GJLBF1P", "B0BHSG5C3G", "B07PXRXNDM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-239a8053c80dd47e6f76850b", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for several guitarists and need dependable instrument connections, including angled and straight hookups, plus an interface with enough inputs to capture everyone at once.", "positive_items": ["B07CYRYQ8G", "B00M6SGT7M", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23d8ee40f6313ead504ed1ff", "partition": "shared_train", "query": "I\u2019m setting up a small vocal performance and need a stable adjustable boom setup to hold a handheld microphone securely, with balanced cables long enough to connect it to my PA system.", "positive_items": ["B00347A44I", "B019NY2PKG", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23dd6a783200d8219826939c", "partition": "shared_train", "query": "I want to record myself playing a soprano recorder with clear studio-quality sound directly into my computer for a polished music demo.", "positive_items": ["B019RZNJZ6", "B01E6T56CM", "B0134BJ79G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23dfbedac29e87bfd02f41f6", "partition": "shared_train", "query": "I\u2019m refreshing my five-string banjo for regular practice and small gigs: I need a comfortable way to wear it, dependable replacement strings for a bright tone, and an easy clip-on tuner that stays readable on dim stages.", "positive_items": ["B0C9NGP88D", "B09F2HJKHR", "B0BPKH7FJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23f11fcc527c4d4f9c858518", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for a small live vocal performance and need a secure handheld mic mount, a balanced mic run to the mixer, and a short right-angle patch connection for the audio gear.", "positive_items": ["B00MSUUQHW", "B000OLPNG6", "B00GXMKZRW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23f674113f0a8c73fb46c0c7", "partition": "shared_train", "query": "I\u2019m preparing a layered guitar recording and need warm, light-gauge strings for my 12-string acoustic, a bright high-strung Nashville setup for my six-string electric, and a clip-on tuner to keep both instruments accurately tuned.", "positive_items": ["B0BPJ4Q6FJ", "B0BTC9YJ2W", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-23f91bd6f400390c4b404d07", "partition": "shared_train", "query": "I\u2019m recording a guitar-and-vocal song demo at home and need a simple setup for clean vocals, quick chord changes, and keeping spare picks within reach while I play.", "positive_items": ["B00H4PEMM6", "B0BKZ3GCGR", "B07PSWC1XY", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2414464ba4f4830ffe3ff063", "partition": "shared_train", "query": "I\u2019m putting together a compact electronic drum practice setup and need a stable stand for the module, a precise way to tune the drums, and responsive wood-tip sticks for playing funk patterns.", "positive_items": ["B09DJZK71V", "B00T8L1LBE", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-242d105b3c981e50a0a5a558", "partition": "shared_train", "query": "I\u2019m putting on a small live music show and need reliable cabling for microphones and instruments, plus plenty of water-based, dense, residue-free fog fluid for creating atmosphere on stage.", "positive_items": ["B00LMC3MU0", "B008UT15PM", "B09616T2BL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-242fc43a4a7549df9d0e29c2", "partition": "shared_train", "query": "I'm getting my acoustic guitar ready for regular practice and gigs, and need a durable restring, a comfortable non-slip way to wear it, and hands-off humidity protection in its case.", "positive_items": ["B002CMLPYE", "B09BF8XDF4", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24303ebe0d7d32b697b5557c", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for recording and live practice, with sharper snare response, stable cymbal positioning, isolated microphone mounting, and reliable sticks for expressive, powerful playing.", "positive_items": ["B0C3LJ5GZK", "B0B962GTW6", "B0BBPLFSCG", "B0002NYKLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24385a4fbda8a5776d87f085", "partition": "shared_train", "query": "I\u2019m building a gold-accented bolt-on electric guitar and need a 22-fret maple neck, reliable string guidance at the headstock, and compatible roller saddles for a Strat or Tele-style tremolo bridge.", "positive_items": ["B09HGWCKK9", "B08BBKVN1W", "B07FDYBF59"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-243b36df10684596554065c9", "partition": "shared_train", "query": "I\u2019m refreshing and properly setting up my 12-string acoustic guitar, so I need suitable extra-light strings, a way to measure string action, reliable clip-on tuning, and a capo for testing playability.", "positive_items": ["B00H4PEMM6", "B07TS9HJRS", "B01EGYA8WA", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2441604b30ddbd0a86639279", "partition": "shared_train", "query": "I\u2019m rebuilding a left-handed Strat or Tele for gigging and need upgraded tuning hardware and string guidance, plus a pedalboard setup for shaping tone, adding reverb, and creating adjustable tremolo effects.", "positive_items": ["B0BNVFLP64", "B0C61YQFHH", "B0B92LPGD2", "B01N1M3GOD", "B010ODIRR0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2443ccea2109dda092f3e934", "partition": "shared_train", "query": "I\u2019m starting electric guitar and want a beginner-friendly setup for practicing at home, including a versatile solid-body guitar, comfortable picks for different playing styles, and a compact headphone amp with an MP3 input so I can play along quietly.", "positive_items": ["B0BKZ3GCGR", "B00CK2DM7Y", "B07D4QCBX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2444ab721f0cb6f5776d5be2", "partition": "shared_train", "query": "I\u2019m setting up a small solo acoustic-guitar performance and need a safe place to park the instrument between songs, reliable hands-free vocal pickup, and extra security while wearing the guitar strap onstage.", "positive_items": ["B079TLFL33", "B00SZT4TTQ", "B01LXTBO7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2450229034875a70762eb3bf", "partition": "shared_train", "query": "I\u2019m preparing my bass for rehearsals and gigs and need a comfortable, low-noise string setup with warm tone, sturdy support for the instrument, and a dependable long cable to connect it to an amp.", "positive_items": ["B0B8LZKBN7", "B0B7C6VWMZ", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2457f79db86ff7b167d26cf7", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home music corner for practicing and storing several string instruments, with space-saving wall organization, supportive seating for cajon sessions, and a secure adjustable strap for playing mandolin.", "positive_items": ["B07TMTKLQZ", "B07FYJ6JZV", "B0BFXW1CDX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-245cde954ddfac801554101a", "partition": "shared_train", "query": "I\u2019m refreshing my five-string bass setup and need long-lasting strings, a compact high-precision tuner, and dependable 9V power to keep my pedal rig organized and ready to play.", "positive_items": ["B00HRTEOT0", "B0BWRNHVKB", "B07DWRNL54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2468c7098d07839351795a16", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular performances: I need a bright, balanced restring, sturdier bridge-end hardware for reliable string transfer, and a no-modification way to keep the strap and cable securely attached.", "positive_items": ["B075D7DGYR", "B0BFKKVQZT", "B076ZSHQ47"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2472e7cb4faabe1eefb1a005", "partition": "shared_train", "query": "I\u2019m building a home guitar practice setup around a solid-body electric guitar while caring for my acoustic too, with an adjustable strap, acoustic humidification, and versatile essentials for tuning, capoing, picking, restringing, and hanging.", "positive_items": ["B07D5TR3R2", "B09V4JQTN4", "B00DKAQGTG", "B0BZJNPDJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2475efd926a87a1b980b0e9b", "partition": "shared_train", "query": "I\u2019m putting together a portable small-stage vocal recording setup and need to keep several microphones organized at the stand, protect a few during transport, and connect multiple balanced channels neatly.", "positive_items": ["B07KZ9VXS2", "B078YMWXMH", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-247fed0fb32dd64c125f78e4", "partition": "shared_train", "query": "I'm preparing my electric guitar and drum kit for a rock or blues recording session, needing fresh heavier-gauge strings, isolated support for a wide-body microphone, and an adjustable rim-mounted drum mic position.", "positive_items": ["B01JOC8X3K", "B0002NYKLU", "B003IEQQN0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2482c61b9966a1a6c54481ea", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a small live performance and need heavier-gauge replacement strings, a reliable wireless setup for moving around stage, and a long instrument cable for connecting the rig during setup or as a backup.", "positive_items": ["B072275LG6", "B0BSGM6CQ9", "B09KWWS7DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2496de161814c1363c6b3d7e", "partition": "shared_train", "query": "I\u2019m putting together a small live vocal performance and need a reliable handheld microphone setup with clear cardioid pickup, a cable for connecting to a quarter-inch input, and protection from breath, wind, and moisture.", "positive_items": ["B0B59363YK", "B0C39H86Q1", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24b9abade336ca0d0d0ec9a6", "partition": "shared_train", "query": "I\u2019m setting up a quieter home rock rehearsal and need expressive guitar effects, comfortable playing support, and substantial drum-volume reduction so I can practice both instruments together.", "positive_items": ["B074TM87BC", "B07G8ZXDJD", "B07V4GG652"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24ba4c6336b5d5197e44d6c6", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar practice rig and need reliable clip-on tuning, a cable to connect the instrument to my amp, and cleaner, surge-protected power for the setup.", "positive_items": ["B01DPCONFM", "B07CQQXQ4T", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24d15faff3c3dc75719ab1ce", "partition": "shared_train", "query": "I\u2019m setting up a portable karaoke and DJ performance for a small party, with equipment for mixing tracks, singing through a handheld vocal microphone, and adding colorful room-filling beam effects.", "positive_items": ["B0149XD9CY", "B00T77SHA2", "B00UZ7JADG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24e31a885cc970e011a9bdff", "partition": "shared_train", "query": "I\u2019m preparing my 12-string guitar for a performance and need an easy way to change keys, keep the strings clean and sounding good, and have spare picks accessible at the microphone.", "positive_items": ["B072KKH8G6", "B0BYDZ58L8", "B01AYYY5Z2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24e787f430324b16e58dbc1d", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for regular rehearsals and small gigs, so I need a comfortable adjustable way to play standing, fresh heavier-gauge strings, and a padded stand for safe storage between sessions.", "positive_items": ["B07KTVV4BC", "B0BSGM6CQ9", "B00M5DW2JW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24ea3f211bac4e4b67d01b21", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing and playing heavy rock on my electric bass and 7-string guitar, with reliable amplification and connection, fresh long-lasting strings, hands-free support, and a way to make picks when I run out.", "positive_items": ["B0BT855NFQ", "B00HZH4D04", "B01DPCONFM", "B098KXQJVY", "B07D1WM2G6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-24ef03534267b4d6f493ec62", "partition": "shared_train", "query": "I\u2019m rebuilding a compact rock drum setup and need a 10-inch tom head with a fat, short sound, plus sturdy rack hardware and a locking clamp to mount and secure the tom reliably.", "positive_items": ["B003A02ON8", "B003B1DT4O", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2501191a6e6842b91720d826", "partition": "shared_train", "query": "I\u2019m refurbishing an American-style Stratocaster and need the small hardware for fitting post-style tuners, keeping the tremolo arm tensioned, and cleaning up the fretboard before the final setup.", "positive_items": ["B003VRV3FA", "B093YKLWVN", "B0BR2G8WYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25094492365916f3878ef15e", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and jam area with secure padded supports for several guitars, convenient pick storage, and a variety of picks for different playing styles.", "positive_items": ["B01K1EJQ9U", "B08JMQR2JK", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2520811013f4cfb2eb9b1171", "partition": "shared_train", "query": "I\u2019m preparing a portable acoustic singer-songwriter setup for live performances, with polished guitar sound, vocal processing and harmonies, looping capability, reliable microphone connections, and supplies to keep the guitar\u2019s finish clean.", "positive_items": ["B01EHJL652", "B0B52FBC66", "B07WW5PKCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-254097157a71eed453e10d30", "partition": "shared_train", "query": "I\u2019m building a flexible drum kit for live performance and need a curved multi-post rack, secure hoop-mounted accessory points, an adjustable cymbal arm, and a portable double tom stand to support multiple toms, cymbals, and effects.", "positive_items": ["B0018T6NUS", "B00B5LB0PW", "B003B17J5O", "B003HGYYV0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25516d26a70256e7d79962a4", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic ensemble performance and need to restring an octave mandolin, keep the upright bass bow ready, organize accessible rack-mounted effects, and connect microphones reliably to the PA.", "positive_items": ["B0BKZ6VPL5", "B00O5ELJ66", "B0BXSYL7X8", "B000EEHLLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25526102f4bb7514593a7527", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for live performances and need a way to amplify it with natural, studio-like sound, stay accurately tuned, and play with precise, durable picks.", "positive_items": ["B003VXNPN2", "B095ZYYZ7R", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-255621b8c05b651d3095541d", "partition": "shared_train", "query": "I\u2019m putting together a portable blues setup and need dependable tenor sax reeds, several blues harmonica options, and a padded way to carry a 3/4-size acoustic guitar with essential playing accessories.", "positive_items": ["B0002D0A82", "B07VWSB34H", "B000A2HDXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2557d061f0fa4a984d638300", "partition": "shared_train", "query": "I\u2019m refurbishing my right-handed American Vintage Stratocaster and Vox AC30 for gigging, and need hardware to secure the strap, restore tremolo control, and refresh the amp\u2019s matched power tubes.", "positive_items": ["B01HQYXEP0", "B0C4TWPX2R", "B01BZBAGFG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-256310eac09cdf52b0a9a250", "partition": "shared_train", "query": "I\u2019m upgrading my Floyd Rose-equipped electric guitar for studio recording and want better sustain, quieter tremolo springs, and a convenient way to handle fine-tuner adjustments and faster string changes.", "positive_items": ["B086BRQ125", "B07N5G6Y5G", "B00979RZ9O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-256902d22f5079844900d0ab", "partition": "shared_train", "query": "I\u2019m putting together a blues-focused guitar and harmonica setup for practicing and jamming, with fresh electric guitar strings, expressive volume swells, fingerstyle control, and a classic blues overdrive sound.", "positive_items": ["B008TNAHXU", "B00162XUOY", "B07N5KJV3B", "B000NGVQKO", "B0B1989GQS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-256bde7d6baf6e16bff79f03", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for a compact, high-energy percussion setup with accessible mounted accents, crisp high tones, a versatile bell sound, secure hoop-mounted hardware, and reliable cymbal positioning.", "positive_items": ["B098ZGBHKN", "B003HGR6VA", "B07QGPYXG6", "B005SUXLUS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2576cdff431a7b0dbb8ed550", "partition": "shared_train", "query": "I\u2019m preparing a group Latin percussion workshop and need a durable ridged scraper with contrasting sounds, plenty of washable glow-in-the-dark rhythm shakers, and a contoured wooden beater for my existing cowbell.", "positive_items": ["B001RQVHJ4", "B0002F4UD6", "B0002IHDYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2581bf02462fb50d8a51538c", "partition": "shared_train", "query": "I want to produce a simple acoustic song at home, combining guitar performance with keyboard parts in my computer, while connecting instruments and monitoring the recording through a compact setup.", "positive_items": ["B09N557CYK", "B07CZ3PNYB", "B09NH8PG5W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-258cbf80be52b47e427b50bb", "partition": "shared_train", "query": "I\u2019m setting up my guitar for regular practice and small gigs, and need a comfortable adjustable way to wear it securely plus a variety of picks to find the right feel and tone.", "positive_items": ["B00H35YIJE", "B0B2Z13RCR", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2591a2099aa6f409658773e6", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for my 7-string electric guitar and vocals, and need fresh long-lasting strings, comfortable playing support, sturdy picks, and a USB condenser microphone for recording directly to my computer.", "positive_items": ["B098KXQJVY", "B07JZQBNDG", "B0B8LK7MTH", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-259e6fb3f7c0d404559fac10", "partition": "shared_train", "query": "I\u2019m setting up a portable electric guitar practice rig and need reliable picks for playing, a compact battery-powered amp for amplified practice, and a simple way to keep my strap securely attached.", "positive_items": ["B06XWLXCFC", "B0179A4ILK", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25acc40e50e83158b6d19c71", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic or electric guitar practice station with secure instrument storage, quick tuning changes, and picks always within reach.", "positive_items": ["B07BSZNKTM", "B08BW2TBD7", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25b9001296977ba842fd1167", "partition": "shared_train", "query": "I\u2019m organizing a small vocal performance and need several handheld microphones, hands-free floor stands, and easy-to-identify foam protection to reduce breath, popping, and wind noise during use.", "positive_items": ["B006GXZHBW", "B0C4XQ496G", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25bfbb1e5a88bf4ec3b870ac", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar performance and need reliable tuning, enough cable to connect to the amp, and secure stands for keeping my guitars safely organized between songs.", "positive_items": ["B01DE4DVO0", "B00IFOTSJW", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25ca899618c8b60f8b01b568", "partition": "shared_train", "query": "I\u2019m putting together an affordable drum setup for practice and rehearsals, and need versatile ride and crash sounds, dependable sticks, plus a standard key for tuning and adjusting the drums.", "positive_items": ["B09NYGRGZG", "B09TXP3FSK", "B000A1HU1G", "B000WIRFD0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25cc6923052f6f365b69f179", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for solo street performances and need upgrades that keep it accurately tuned, let me amplify its natural sound, and allow me to play harmonica hands-free while accompanying myself.", "positive_items": ["B01KQ0WVO6", "B07LCM8VD1", "B000RXPLQS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25cffa41a1e975dfb3141e0b", "partition": "shared_train", "query": "I'm setting up a small live vocal recording session and need to route one microphone to two mixer channels, run it from a distance, and label several microphones clearly for quick identification.", "positive_items": ["B01DN7OI40", "B08DBDD6CM", "B004ZZVHGW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25dc928b05dde57875aaebb5", "partition": "shared_train", "query": "I\u2019m putting together a maintenance setup for my school band\u2019s clarinet and baritone saxophone, with supplies for keeping clarinet joints fitting smoothly and removing moisture from the instruments and saxophone mouthpiece after rehearsals.", "positive_items": ["B07D8BTKP2", "B07C1HX1SW", "B01M5D3MV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25e65a1aaa5e80cb87558bf9", "partition": "shared_train", "query": "I\u2019m recording a vocal-and-tambourine performance at home and need a microphone for clear vocals, a 10-inch tambourine, and a bag to carry it.", "positive_items": ["B000T08OLS", "B07C38K7ZH", "B0C3GQ311W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25e8777374adbf3e2592ae0a", "partition": "shared_train", "query": "I\u2019m putting together a portable electric guitar practice setup and need heavier-gauge strings, durable picks, a compact amp, and a secure way to hold my guitar on tables or other flat-edged surfaces.", "positive_items": ["B017JK7O7K", "B09RHNXJMW", "B097FMTZCP", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25ec6197f9d0fa3fde5c3371", "partition": "shared_train", "query": "I\u2019m getting my four-string P/J bass ready for a UV-lit live show and want brighter high-output tone, glowing strings, secure strap attachment, precise tuning, and a reliable way to eliminate stage hum.", "positive_items": ["B00646MZHK", "B0713R6CY5", "B00H35YIJE", "B0C3LK9886", "B07MZVPJ4Q", "B01ID7LB18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-25f20b90c671eb783afdc33d", "partition": "shared_train", "query": "I\u2019m preparing a compact rehearsal and small-gig setup: I need heavier-gauge strings for my electric guitar, a durable stand-mounted holder for a wireless vocal mic, and a speaker-level connection solution for high-current gear.", "positive_items": ["B07T9ZCV78", "B09GZLY9RK", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26066ae5f960bd72f28f1a9d", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal and live-performance rig and need secure microphone mounting, a long amp-to-speaker connection, hardware for installing rack equipment, and protection to keep my full-size keyboard covered between sessions.", "positive_items": ["B095JMYLPZ", "B0C5PRQ9K6", "B0BR2J1P6R", "B00M6SJ3CU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26188ea1952b634c999fe67a", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live gigs with a compact MIDI keyboard and guitar, including secure padded transport, a long standard 5-pin connection, and a comfortable adjustable strap.", "positive_items": ["B0063OYMHO", "B01F9SBW36", "B07MJJ281Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-261bb2db8490176549f57b95", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for regular practice and need stable, comfortable seating along with replacement Renaissance heads for the 12-inch bass drum and 13-inch drum.", "positive_items": ["B0002F54B8", "B0002F54AY", "B0098JPG9O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2623ab6176838c9a858d2f91", "partition": "shared_train", "query": "I\u2019m setting up a small guitar recording rig that can go straight into an audio interface, with speaker-style direct output, a transparent boost, and a second overdrive option for moving from clean tones to harder rock sounds.", "positive_items": ["B01LEZVYZO", "B00GC2F0UK", "B000CCN15M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-262a5255582524c1db4431b9", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for learning and playing banjo at home and at small jams, with hands-free support, quick clip-on tuning, comfortable picks, and a stable padded stand for safe breaks.", "positive_items": ["B0BB29RK25", "B09LSKPP2L", "B018K9K0AW", "B07RJHYJ13"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-262aaf52fddc71936242d2df", "partition": "shared_train", "query": "I\u2019m building a portable electric-guitar effects rig for rehearsals and gigs, with room for several pedals, expressive pitch-shifting sounds, and dependable noise control, plus protection for transporting the setup.", "positive_items": ["B09Y683JGR", "B00DT59450", "B007ZXWQ8E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-262bbc1d7c7bd931aff5ac99", "partition": "shared_train", "query": "I\u2019m preparing a guitar rehearsal setup with secure stands for several instruments, fresh light strings for both my acoustic and 7-string electric guitars, and a compatible footswitch to control my Fender amplifier.", "positive_items": ["B001L8NGJ2", "B07GFH8NTB", "B098KXQJVY", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-263b533961a39bae10f4b84d", "partition": "shared_train", "query": "I\u2019m refurbishing my humbucker-equipped electric guitar and pedalboard: I need to restore its volume or tone control, restring it with extra-light strings while keeping a .019 replacement handy, and raise one pedal for easier access.", "positive_items": ["B0B56Z5G3V", "B002HFFUGK", "B01C5TBX68", "B07CRK35NG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-263e3e442739710daa7ead09", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster for regular practice and small gigs, with replacement control knobs, durable picks for playing, and an accurate clip-on tuner for quick setup.", "positive_items": ["B000J57ZKO", "B004QXE0I0", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2642ad67e2736ab1c0fc062f", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar setup for aggressive metal tones, with a high-output replacement pickup, durable black control knobs for standard 6mm pots, and a folding stand to store several guitars safely.", "positive_items": ["B075FXBC1C", "B0B9XP5VFW", "B07TY37VCN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-266103f2c5ac7d0ad1b78504", "partition": "shared_train", "query": "I\u2019m organizing a small community concert and need a practical way to transport a 19\u201324-inch display, carry several microphone stands, and give the speaker and lighting setup a tidy, cable-concealing finish.", "positive_items": ["B0179C3Q20", "B077XXXZDY", "B0010GKX0K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2668456591952348a38af0d4", "partition": "shared_train", "query": "I want to build a portable outdoor recording setup for capturing stereo or ambient audio with several microphones mounted together, connecting them to a recorder, and carrying everything safely in a padded, rain-protected case.", "positive_items": ["B0C2VGQY9W", "B003NE67GG", "B0002ZO3LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-266e2a558215c6cc95bbfe0e", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and want an affordable dreadnought guitar, durable picks for practice, and a wall-mounted hanger to store and display it safely.", "positive_items": ["B0002GX7XY", "B08DM9NFLH", "B071RLH95D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-266f535375d96757d0fde1aa", "partition": "shared_train", "query": "I\u2019m starting violin lessons and need a complete beginner setup for practicing comfortably at home, including essentials for playing, maintaining the bow, and keeping the volume low enough for roommates and neighbors.", "positive_items": ["B07M81HC4C", "B01M72N0A6", "B06W586931"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-268135e3ceb8cd4f0a52d471", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with warm neck-and-bridge humbuckers and coil-splitting controls, then setting up a compatible Digitech effects pedal with the correct AC power and European plug support for versatile home recording and practice.", "positive_items": ["B008PP726M", "B08BLKZS1H", "B09PRLBXY2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2681c6947cbc32513b780dfc", "partition": "shared_train", "query": "I\u2019m organizing a small acoustic guitar recording and live session and need supplies to restring the guitar, change keys quickly, connect a handheld microphone to a device with a 3.5 mm input, and safely carry multiple microphones.", "positive_items": ["B00LOA9KJ2", "B00C0WLXOI", "B01BGSJN7K", "B0014STI7S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2687cbd3c8ccf415277f217a", "partition": "shared_train", "query": "I\u2019m getting my bass ready for live rehearsals and need mellow, low-noise replacement strings, a comfortable secure strap setup, and a heavy-duty cable to connect my amplifier to its speaker cabinet.", "positive_items": ["B01M35JA39", "B08HCHSD8Z", "B00IPHISW2", "B01N9VUPVE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-268d2db7942db29552c83581", "partition": "shared_train", "query": "I\u2019m restoring my drum kit for live performances and need a warm, responsive bass drum head, plus a snare upgrade with quick tension changes, reduced buzz, and reliable hardware for fast adjustments between songs.", "positive_items": ["B0753PSL2D", "B0BL2W52CK", "B003II7E2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-268dfc1839808d4b423feb03", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar with longer-lasting medium-gauge strings, removable pearl-style fretboard markers, and one ergonomic tool to make restringing, cutting, and removing bridge pins easier.", "positive_items": ["B0BG537W2P", "B09BF8XDF4", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26aac4da35e096332306f691", "partition": "shared_train", "query": "I\u2019m setting up a small singing and speaking performance with a dynamic vocal mic, a standard XLR connection, and a way to play backing tracks from my phone or laptop through an XLR-equipped speaker or mixer.", "positive_items": ["B096FWX2BY", "B086ZRCY4R", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26b203ed2bc5bde66aad0146", "partition": "shared_train", "query": "I\u2019m restoring my electric guitars and creating a compact home practice and recording setup, with reliable tuning and jack hardware, refreshed fret markers and body fittings, a way to route the instrument into my computer, a suitable cable, and safe wall-mounted storage.", "positive_items": ["B08BHY6WWG", "B07BHM7RKB", "B07M69H2CX", "B01D2GAKV2", "B07R3S93K8", "B07KGF3MHC", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26c0309bbcb3e152b08804e9", "partition": "shared_train", "query": "I\u2019m preparing my viola for performances and want a warmer, responsive string setup, a comfortable ebony chinrest, and a minimally invasive wireless pickup with volume control for amplification.", "positive_items": ["B000NFWYZG", "B09S1DVZ1Y", "B000F9H30G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26cdc239cb1253f8be9d7dbb", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for regular rehearsals and gigs, and need warm-sounding extra-light strings, a comfortable adjustable shoulder strap, and a scratch-free way to speed up string changes with my cordless drill.", "positive_items": ["B0C3LKJXFR", "B0BTC9YJ2W", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26ddd6bd5e45d4990d7f5c8a", "partition": "shared_train", "query": "I\u2019m organizing an acoustic folk and zydeco jam and need fresh, warm-toned strings for a 12-string guitar, a hand-played rhythm foundation, plus distinctive scraped, croaking, and rubboard percussion for lively ensemble texture.", "positive_items": ["B07MDPF4SZ", "B00MQ48GEK", "B0BHXN9QYZ", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26df802d525efd6e8a0def4a", "partition": "shared_train", "query": "I\u2019m upgrading my American Deluxe Stratocaster for reliable gigging and need a compatible chrome tremolo setup, locking staggered tuners, and a secure strap system that stays attached during performance.", "positive_items": ["B06XYX6YC8", "B0BKR2ZM9X", "B003AYIAXW", "B001BJ8LJQ", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26efc9102a83166b7f0f8b44", "partition": "shared_train", "query": "I\u2019m refreshing my home guitar setup for recording: I need replacement strings suited to my resonator, 12-string acoustic, and electric guitars, plus convenient places to keep picks near each instrument.", "positive_items": ["B0019EJXNG", "B09M7P8SBH", "B01K1EJQ9U", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26efdf90b5ad96bcc0913eaa", "partition": "shared_train", "query": "I\u2019m setting up a neat home bass practice area and need to replace a missing control knob, safely hang the instrument on the wall, and keep it accurately tuned.", "positive_items": ["B00WJ3JUFM", "B0B8Z34Y9M", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26f1e8a0cc8faacd0c1d069c", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live vocal performances and need clear amplification, a reliable stage microphone, and padded wheeled protection for transporting the system between venues.", "positive_items": ["B0B59363YK", "B01DARQZIK", "B015WYRWYA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-26f2b8e3215cd26558ace2f0", "partition": "shared_train", "query": "I\u2019m setting up a colorful linear lighting display for a small stage or venue and need linkable LED bars, IEC extension cables for daisy-chaining them, and a padded way to transport the fixtures and accessories.", "positive_items": ["B093YK3FKJ", "B06Y17DHHP", "B004STXT2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27010680dd1cfb6373a7e192", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for casual performances and songwriting, and want comfortable hands-free support, an easier thumb-picking setup, and a quick way to change keys without retuning.", "positive_items": ["B07FTVKZB3", "B08YYLGXS6", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27037308a3f4a40794b9d054", "partition": "shared_train", "query": "I\u2019m refurbishing my black Les Paul-style electric guitar and need compatible replacement bridge hardware and control knobs, plus supplies to clean the strings and finish and lubricate the nut, saddle, tuners, and other moving parts.", "positive_items": ["B0BK6JP6MW", "B07WW5PKCP", "B001FSZR4U", "B008YTY9EC", "B009DAHPLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2707748df69654e627eaa397", "partition": "shared_train", "query": "I\u2019m setting up a comfortable practice station for my clarinet and flute, with something to ease thumb pressure, maintain the clarinet\u2019s corks, and keep both instruments supported between sessions.", "positive_items": ["B000EELFO2", "B000XZZ6F6", "B000EEJ74M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-271f38641973cb0cb2db3ef2", "partition": "shared_train", "query": "I\u2019m refreshing my six-string acoustic guitar for clearer, more projected tone and better corrosion resistance, while speeding up the restringing process and making it easy to play songs in different keys without retuning.", "positive_items": ["B00CPLODUU", "B00LQZ4E0U", "B0BJ3BBTXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-272709c81283a87e02339049", "partition": "shared_train", "query": "I\u2019m restoring a guitar for live performances and need a stable six-in-line tuning upgrade, a quick clip-on way to tune it, and hands-free control over compatible effects parameters.", "positive_items": ["B07MW28G1D", "B093YKR8NH", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2729b07d6b0bed6c70da15ce", "partition": "shared_train", "query": "I\u2019m assembling a practical bluegrass electric-instrument setup for rehearsals, with flexible tuning, dependable amp connection, secure playing support, and easy access to picks.", "positive_items": ["B01K1EJQ9U", "B0BKZ3GCGR", "B01DPCONFM", "B015HG7F3Q", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-274270086ecb3927c1a07cd3", "partition": "shared_train", "query": "I\u2019m preparing a guitar-and-percussion setup for a small Latin-inspired performance and need reliable tuning, a secure playing strap, and a handheld scraping rhythm instrument.", "positive_items": ["B0179A4ILK", "B0C6HXYY3R", "B086543FTN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27477d2d3da055bfa0c52089", "partition": "shared_train", "query": "I'm upgrading my guitar setup for recording and live practice and want to dial in string height, try different acoustic picking feels, connect pedals cleanly, refresh a compatible preamp stage, and shape several repeatable guitar tones.", "positive_items": ["B08L6Z9DCV", "B0792VH81Q", "B084H11W5B", "B08GKXLHY1", "B00CEOPL36"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2753478659a93030f57fb2b5", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need to mic several singers, keep one microphone securely positioned, run audio over a long distance to the mixer, and connect instruments cleanly to the stage sound system.", "positive_items": ["B000CCSWQA", "B0846J7THY", "B07C91JT14", "B015DBWTUY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27556d5a4b56a8872d5c0604", "partition": "shared_train", "query": "I\u2019m recording a dynamic rock song and need a compact pedal setup for smooth electric-guitar overdrive, expressive wah sweeps, and convincing acoustic-style textures for contrasting sections.", "positive_items": ["B086QM1F75", "B00B3PB0PK", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-275d3e6a76c199c0792bc409", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar rig for rock rehearsals and small gigs, with flexible overdrive, hands-free delay timing control, and a padded way to organize and carry my pedals, cables, and accessories.", "positive_items": ["B00BJ8Q49S", "B075CWYN1J", "B0762RWRTW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2760f67251659072569c609e", "partition": "shared_train", "query": "I\u2019m starting a guitar practice setup for learning chords, training my picking fingers, and singing along with Bluetooth backing tracks. I\u2019d like an easy chord reference, a way to keep picks organized, and supplies to keep my instrument clean between sessions.", "positive_items": ["B0BHLQDG2N", "B0BTFPNRFG", "B0BFFTRRRG", "B09TBQFMQZ", "B09FPD2F48"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-278aa28fb787a7c6e78ff9b0", "partition": "shared_train", "query": "I\u2019m restringing and setting up my guitar at home and want a safe work surface, an easier way to turn tuning pegs, and fresh picks for testing the new strings.", "positive_items": ["B0188WO6OC", "B0B8YWPB3K", "B07Y2R3Z2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2797aacc6bf87aab485fbfed", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for classic rock and need expressive wah sweeps, lush analog modulation, and a clean boost for solos and stronger leads.", "positive_items": ["B073T2266G", "B077GK1J7N", "B076VWK8JV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-279d8815fa0403cab3c014e7", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and electric guitars for a home recording session, so I need fresh strings suited to each instrument and a dependable long cable to connect the electric guitar to my recording setup.", "positive_items": ["B0BFKQ9QXD", "B0BSGM6CQ9", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27a23f764d2daa8e531e7062", "partition": "shared_train", "query": "I\u2019m preparing my Floyd Rose-equipped Charvel for gigs and transport and need secure strap hardware, a reliable amp connection, protective storage, comfortable playing support, and replacement string-lock screws.", "positive_items": ["B00MNN143Y", "B005MAE5OA", "B079TLFL33", "B07612H9MH", "B07K34CPZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27a88003f353a1bedf995bf6", "partition": "shared_train", "query": "I\u2019m preparing my upright bass for rehearsals and small performances, and need a secure way to park it, clearer fingerboard position guidance, and a natural-sounding way to amplify its acoustic tone.", "positive_items": ["B0C61T841P", "B07DCBBC3N", "B00ETJPELI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27b70231c144d75f42ec79fe", "partition": "shared_train", "query": "I\u2019m preparing my Les Paul for a seated home performance and recording session, with a removable vibrato setup, smoother volume control, secure strap attachment, comfortable guitar support, and reliable long-reach connections for positioning a microphone.", "positive_items": ["B004MNCVO4", "B00DDOBEQY", "B08LRLRRKM", "B00NPAMDQ6", "B015JTEBN8", "B00UI3N5QK", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27c1941b46b86452afb214a0", "partition": "shared_train", "query": "I\u2019m preparing for a small live music set and need dependable vocal pickup, fresh strings for my electric guitar, and a variety of pick weights to test my playing style.", "positive_items": ["B0B59363YK", "B0064RTS0G", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27c46af51ea1e35220e8f526", "partition": "shared_train", "query": "I\u2019m setting up an alto saxophone for a student and need a comfortable playing setup with a beginner-friendly mouthpiece, reliable reeds, and everything necessary for cleaning, protecting, and carrying the instrument.", "positive_items": ["B099ZS165M", "B017DBD44C", "B000T033H8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27cab5b0cab5eda2a7ee0c13", "partition": "shared_train", "query": "I\u2019m rebuilding an older electric guitar for a warm, versatile stage setup and need a stable adjustable bridge, cream dog-ear P-90 pickups and covers, plenty of heavy picks, plus a DI/preamp for acoustic-style amplification.", "positive_items": ["B07NKT1QQK", "B07MJVGJSV", "B005D8BLX4", "B0BG95DG2H", "B00W31SJ84"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27d624ea88108add48f3f269", "partition": "shared_train", "query": "I\u2019m preparing my guitar for slide playing and regular transport, and need a heavier-gauge string setup, a medium slide, and protective weather-resistant carrying solution.", "positive_items": ["B074K56PFT", "B07CKYMXRC", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27e9439c64f1271505bd9dc2", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and recording space for a vocal group, with multiple performers needing reliable microphones and XLR connections, while keeping guitars safely displayed on the wall and another ready for quick access on the floor.", "positive_items": ["B0B52FBC66", "B074P6W2G1", "B07C91JT14", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27e9a947096e2b3900db0bf4", "partition": "shared_train", "query": "I\u2019m assembling a versatile electric guitar practice and recording rig, with reliable tuning, quiet connections, isolated power for several pedals, controlled amplifier volume, and options for both precise picking and experimenting with different slide tones.", "positive_items": ["B073XXLVWT", "B0B95V41NR", "B01H4D4MBS", "B073VRMPDY", "B072WSDPZB", "B07CTDDZJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27eb2a537aa08ca0d55e1784", "partition": "shared_train", "query": "I\u2019m preparing a small karaoke performance and need supplies to refill my existing fog machine, give two singers wireless handheld microphones, reduce wind and breath noise outdoors, and protect my existing studio headphones during transport.", "positive_items": ["B0BSB847BR", "B06Y1KSVDK", "B006BST39E", "B01DLNIJX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27f25e071cc48a8d0b00fb95", "partition": "shared_train", "query": "I\u2019m preparing for my first small acoustic guitar performance and need a compact way to protect and carry my instrument, experiment with different pick feels, and keep it accurately tuned during practice and the show.", "positive_items": ["B07VWSB34H", "B00IFOTSJW", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27f74bb2a5249a0493a2907e", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and recording rig to connect an instrument, manage multiple audio sources, and send clean stereo signals to powered speakers or headphones through a USB mixer.", "positive_items": ["B00KCWY1K6", "B00RVE9X06", "B0919BN3QJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27f7de2c890da88f808e10a0", "partition": "shared_train", "query": "I\u2019m refreshing my vintage-style Stratocaster for brighter, more polished gigging: I need to restore the tuning hardware, update its appearance, and add a compact tonal boost with dependable multi-output power for my pedalboard.", "positive_items": ["B0BCXMFM46", "B002UXS4JO", "B002NLW570", "B004N1L3PI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-27f90bf95ff57332b82832fe", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for small live performances, with vocal amplification, securely mounted speakers, remotely controlled effect lighting, and a padded way to carry my compact controller and essential cables.", "positive_items": ["B06X9KG3HW", "B07N5J3GTB", "B0007SL856", "B01NAZMWZK", "B0BT2VG7ZH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-280f638f3232f3fdc1cdf214", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar-and-vocal performance rig and need isolated pedal power, patch connections between effects, and balanced cables to run my microphone into a PA system.", "positive_items": ["B0924Z8JQX", "B06X9KG3HW", "B08PBNXZYP", "B00HK150ZM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-281916b03739b3fd79be417c", "partition": "shared_train", "query": "I\u2019m setting up a practical acoustic guitar practice station and need to keep the instrument supported, tune it accurately, change keys quickly, and have options for both relaxed strumming and precise lead playing.", "positive_items": ["B018FCZKR2", "B00CPLODUU", "B09RTZ26KV", "B0BHSG5C3G", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28192ec5ef1c40c504ea9d77", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal station for my Casio Privia PX-130, with a compatible 12V power adapter, clip-on tuning for my brass instrument, and hands-free sheet music.", "positive_items": ["B00V8URXSS", "B00DIL06UM", "B014W0L7ZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2836e7aa158f8bb52a4d55d3", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for casual performances and need an extra-light restring, a durable adjustable strap, and reliable picks for comfortable strumming.", "positive_items": ["B01AYOFQBO", "B0BG95DG2H", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-283c26055037bf026686501c", "partition": "shared_train", "query": "I\u2019m building a hands-on electric-guitar effects setup and need solder-ready circuits, matched components, and sturdy enclosures to assemble fuzz, compression, and analog delay pedals myself.", "positive_items": ["B06XQLGY1H", "B01J2V67ZY", "B01CZBB0PK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2847834499a05906bd0674c8", "partition": "shared_train", "query": "I\u2019m setting up a small band recording session and need bright high-strung strings for a six-string guitar, fresh strings for a five-string bass, and enough balanced cables to connect several microphones.", "positive_items": ["B0BPJ4Q6FJ", "B0B52FBC66", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-285914f2029c9d01e36cb70c", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a complete refresh and setup, including cleaning and conditioning the instrument, replacing the strings with a comfortable mellow set, and accurately checking the action afterward.", "positive_items": ["B0BFKQGWZ7", "B000EEL50Q", "B00NARHNCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-285c5334a3c9fa1b02c97614", "partition": "shared_train", "query": "I\u2019m preparing my guitar for rehearsals and need comfortable support, light .50 mm picking options, and an all-in-one tool to make string changes, pin removal, and trimming easier.", "positive_items": ["B07XDVL411", "B09QZJ57YW", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-285edf161e7afe76740acfe0", "partition": "shared_train", "query": "I\u2019m setting up a compact solo acoustic-guitar performance rig and need protection for my small guitar, quick access to lightweight picks, and hands-free, realistic drum accompaniment for practicing and playing live.", "positive_items": ["B0C4DG9Z5G", "B000CPSGD6", "B07BKVG78D", "B0002CZTIO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2866e26dbc1810199824b2d1", "partition": "shared_train", "query": "I\u2019m restoring a Mesa-compatible tube guitar rig and want vintage-style speaker tone, matched high-power output tubes, a quiet high-gain preamp stage, and a rugged, long shielded footswitch connection.", "positive_items": ["B004L7GSTU", "B00AX480QY", "B01MA5GOEA", "B07NKMZJ5M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-286c6e28fb61ac751d81194c", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and gigs and need a reliable connection to the amp, accurate chromatic tuning, and sturdy hard-shell protection for transporting it.", "positive_items": ["B07B9SDHWP", "B0711RXYT9", "B0714M7433"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-286fc1afe04538c0c50dd3bc", "partition": "shared_train", "query": "I\u2019m setting up a drum practice and performance project where I can build technique on a portable pad, use dependable sticks, create a colorful visual routine, and record or livestream the results with clear audio.", "positive_items": ["B0C6H9T5T6", "B06X9ZLXFX", "B00V3A65NM", "B09PGW1W7R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-287683b53073be74a75bd701", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsal and need a way to restring it, connect it to my equipment, and play comfortably with reliable picks.", "positive_items": ["B01DE4DPSC", "B0BKZ3GCGR", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2878137f91e0c13c8c8290f4", "partition": "shared_train", "query": "I\u2019m putting together a portable practice setup for a young or traveling guitarist and need a compact acoustic instrument, protective carry solution, and stable foldable stand for home or gigs.", "positive_items": ["B0067HRBYS", "B08BW2TBD7", "B00O9N4ZFU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28834344a22afe4dc1fda9e2", "partition": "shared_train", "query": "I\u2019m organizing a small live rock performance and need a portable sound setup for vocals and announcements, amplified electric guitar, and clear coverage for the audience, with stable microphone positioning and straightforward controls for quick setup.", "positive_items": ["B081RLGV6F", "B0BT84L827", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-289434b946c081671f81bea1", "partition": "shared_train", "query": "I\u2019m putting together a portable live vocal sound system with rugged weather-resistant rack protection, flexible multi-source mixing, frequency splitting for separate speaker drivers, and balanced cables for connecting the microphone and stage equipment.", "positive_items": ["B000CCS3UA", "B0BMD5MVSZ", "B0BM71QK8M", "B003GEBGA0", "B00OGSSI60", "B07C97VX25"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-289ca68fa622666afdb42a89", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic set and need reliable power for several effects, clean direct connections for guitar and other instruments to the mixer and amp, plus a compact tambourine for adding hand percussion.", "positive_items": ["B07MJVGJSV", "B07C38K7ZH", "B000CCSWQA", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28a570cf6e311044dbf11866", "partition": "shared_train", "query": "I\u2019m setting up a portable ukulele practice station and need a secure way to hold my instrument, keep it in tune, and change keys cleanly while playing.", "positive_items": ["B0BPLFP5P6", "B00WJ3GS16", "B00L5R5W2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28a77ca71ffa56c67548e3d4", "partition": "shared_train", "query": "I\u2019m preparing a studio rehearsal setup for layered guitar and drums, and need bright high-strung guitar parts, an adjustable way to position an extra cymbal, and reliable sticks that stay comfortable during extended playing.", "positive_items": ["B08DVPJSX9", "B0BPJ4Q6FJ", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28a8af7e6cfbf84914262207", "partition": "shared_train", "query": "I\u2019m setting up a small guitar performance and recording rig, with comfortable picks ready at hand and a reliable way to match and split my instrument\u2019s signal into the mixer and amplifier.", "positive_items": ["B000CCSWQA", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28ad2defedfa29721831333a", "partition": "shared_train", "query": "I\u2019m setting up a mobile outdoor DJ performance with live microphone announcements, protection from wind noise, atmospheric haze, easy transport for stands and trussing, and CD/MP3 playback.", "positive_items": ["B001Q3KT74", "B00JU5HEU0", "B002ECQ55G", "B076DGMDYV", "B006BST39E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28ada1cbaa816e1fd1fd3728", "partition": "shared_train", "query": "I\u2019m building a guitar rig for vintage pulsing tremolo and spacious ambient sounds, and need a customizable empty 1x12 enclosure along with floor effects for warm modulation and adjustable reverb.", "positive_items": ["B098PKGH4Y", "B005EDMCMC", "B075PZ7YC1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28b23fd85942f4cd0aca13c1", "partition": "shared_train", "query": "I\u2019m setting up for my first guitar rehearsals and small gigs, so I need comfortable hands-free support, a secure place to store the instrument between songs, and durable heavy picks for a fuller tone.", "positive_items": ["B000EEHKVY", "B00CIO6BEA", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28c14ce652348fbf7a5ad1cc", "partition": "shared_train", "query": "I\u2019m upgrading my acoustic guitar for more stable tuning and comfortable playability, while adding a reliable strap setup with quick-release security for rehearsals and performances.", "positive_items": ["B00JYCJZ9W", "B0032TN7DS", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28d468d67eeec936994fd39b", "partition": "shared_train", "query": "I\u2019m setting up a portable woodwind practice station for a recital and need an adjustable stand for my music plus stable, finish-protecting places to rest my alto flute, flute, and piccolo.", "positive_items": ["B06ZZWMZVT", "B07ND54ND5", "B004UU2QTE", "B0C3PST754"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28da818edcd4341cb565cbc7", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar performance rig and need a stable way to park the instrument, add a clean signal boost when needed, and connect it reliably to a mixer or recording interface.", "positive_items": ["B018FCZKR2", "B076VWK8JV", "B0002DUQ72"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28dc12bc36b5d0cf9cb0e21e", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor acoustic performance and need a portable way to amplify vocals or instruments, securely position the microphone, and connect it reliably to the sound system.", "positive_items": ["B07FZBF5HY", "B0889FL1MT", "B00LIW74US"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28e297d5911186b6855c3bde", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for metal rehearsals and gigs and need strings suited to aggressive playing, a more secure strap connection, a long reliable amp cable with quiet changes, and a way to maintain finger strength and calluses away from the instrument.", "positive_items": ["B01G3CQGEC", "B0B8FSCM9L", "B07N4BCC9Q", "B0B2T1LF1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28e6d4af20b571ab5658711d", "partition": "shared_train", "query": "I\u2019m putting together a compact keyboard-and-guitar setup for small live performances, with a sustain controller, reliable balanced connections to the PA, a stand-mounted mixer, and convenient places for my drink and guitar picks.", "positive_items": ["B079H5K22T", "B0002DUQ72", "B06X9KG3HW", "B00005ML71", "B01K1EJQ9U", "B0002E38UI", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28e80e62a44f2c7123bd2735", "partition": "shared_train", "query": "I\u2019m preparing a portable acoustic-guitar-and-vocal setup for rehearsals and small gigs, with reliable vocal capture, balanced signal routing into an eight-channel recording interface, a long XLR lead, a protective hard case for my mini guitar, and an all-purpose instrument adjustment tool.", "positive_items": ["B0BXT6TM6N", "B09B2PCLP1", "B0002DUQ72", "B074P76BC4", "B00L9R9YVO", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28e9ded716d03c640503b64d", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar setup for practicing and informal outdoor sessions, with a small portable amp, a reliable connection lead, and an easy chromatic tuner so I can plug in, tune up, and play anywhere.", "positive_items": ["B0BXBFG6BX", "B0BT8FDL8B", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28eccb103299c61c4bf35d29", "partition": "shared_train", "query": "I\u2019m setting up a small live-band recording rig and need a durable way to route many microphone channels from the stage, connect them to the mixer, and capture drums or guitar amps with a reliable dynamic mic.", "positive_items": ["B0B52FBC66", "B098PJL986", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-28f5256615db88eb3e23cb32", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar practice and rehearsal corner at home and need reliable tuning, fresh heavier-gauge strings, a long cable, amplification with quiet headphone practice, and safe stands for several instruments.", "positive_items": ["B0BSGM6CQ9", "B01DPCONFM", "B073RQ74VK", "B0BHSG5C3G", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29022ff5e2360f31fe4e8c03", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular rehearsals and gigs and need reliable tuning, plenty of comfortable picks, and padded, easy-to-carry protection with room for accessories.", "positive_items": ["B095XCZXNQ", "B0BG95DG2H", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2906a942c9af42b2627ed554", "partition": "shared_train", "query": "I\u2019m putting together a small karaoke and dance party setup and need a compact stand for my mixer or laptop, two wireless microphones, and colorful stage lighting with fog for the performance area.", "positive_items": ["B00JU7XV78", "B00WRJM5NC", "B00B3K4YTY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-290853f27db3355118729ca8", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion setup for jazz rehearsals and small performances, with tools to tune my drum, create gentle brush textures, and add shaker sounds from soft to loud.", "positive_items": ["B0002F70K6", "B077SVN4X7", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29089a0f281c113aea5b155a", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and need durable replacement strings, a reliable way to tune them, and one convenient tool to remove, cut, and wind everything during the restringing job.", "positive_items": ["B07GFH8NTB", "B08R5GM6YB", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2910c4480280b0f978997c3f", "partition": "shared_train", "query": "I\u2019m setting up a small home karaoke and music rehearsal rig and need reliable connections for a vocal microphone, guitar or keyboard, and stereo audio equipment, with enough length and shielding to reduce noise.", "positive_items": ["B01JZO2XI8", "B01DN7OLJC", "B09PH4DV67"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2923cca80c8674cfdd6a5f1c", "partition": "shared_train", "query": "I\u2019m organizing a small karaoke and live vocal event and need a simple way to connect several handheld microphones to the PA, split one vocal signal between audio inputs, and provide reusable hygienic foam covers for performers.", "positive_items": ["B07P7JY3X1", "B0829XV248", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2926c211f5ba1d7f32689d4c", "partition": "shared_train", "query": "I\u2019m refurbishing my 4-string Jazz bass and need compatible replacement hardware, a fresh set of bright roundwound strings, a new protective pickguard, and a compact pedal for shaping tones, practicing with rhythms, and looping.", "positive_items": ["B08TQ12Z5D", "B071J8QK3W", "B002CVUNMA", "B07NM6C3S7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-292946eda0b85b9dcfa69c44", "partition": "shared_train", "query": "I\u2019m setting up a small home acoustic recording and jam project with guitar and percussion, needing versatile picks, hand percussion with a range of volume, a foot-operated rhythmic accent, and comfortable headphones for monitoring.", "positive_items": ["B0BRQ9TQSV", "B0CCK4YYNM", "B09B45DLQG", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2933c63467afaf81775a017f", "partition": "shared_train", "query": "I\u2019m preparing for a small band rehearsal and need comfortable guitar support, reliable clip-on chromatic tuning, and lightweight, non-slip sticks for playing drums during the set.", "positive_items": ["B09V91H5XM", "B0BBP71K6M", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2933cd123b53e289c06b9ead", "partition": "shared_train", "query": "I\u2019m getting my Stratocaster ready for rehearsals and gigs and need a practical refresh setup for tuning, string changes, quick key changes, secure wall storage, comfortable playing, and replacing worn pickup controls.", "positive_items": ["B0BZJNPDJS", "B075SVNSW2", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2943ca983066a6459af855bf", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record vocals or instruments through two microphones, monitor mixes with detailed headphones, and check the low-end accurately on a powered subwoofer.", "positive_items": ["B078HRBRD2", "B01BT1SUL4", "B01E6T56EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-294c9d95d33e58ca8b0c292f", "partition": "shared_train", "query": "I\u2019m setting up a guitar-and-vocal rig for live performances and recording, with Nashville-tuned strings for layered parts, reliable tuning, long and short signal connections, versatile high-gain and doom-style overdrive, plus a clear handheld vocal microphone.", "positive_items": ["B01MAY79A4", "B008TNAGP4", "B003F1IGBQ", "B00646MZHK", "B09KWWS7DH", "B0BPJ4Q6FJ", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-294cd6eba913455ff1e9d7d7", "partition": "shared_train", "query": "I\u2019m setting up my full-size violin with a comfortable chinrest, the right installation tool, and a metronome for daily practice.", "positive_items": ["B000EARF0Y", "B000F3JO7W", "B0002F6ZJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-295b99663932ed3ae74bfb4b", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and home recording rig, needing a handheld vocal mic, a USB mixer, versatile audio connections, and protection from wind and breath noise.", "positive_items": ["B08DBDD6CM", "B07N5J3GTB", "B000068NYP", "B0C698B5WR", "B0039PPW60", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-297d1df87fe627ec9c78f4d1", "partition": "shared_train", "query": "I\u2019m upgrading and recording my drum kit for punchy, controlled kick-drum sounds and crisp percussion, with flexible damping, precise microphone placement, and a secure way to mount a cowbell.", "positive_items": ["B000788VVA", "B077GHHGMY", "B09HCVLXCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-297d22099d143e63f9fd9a42", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording and podcast corner and need accurate playback, a way to reduce unwanted sound around the microphone, and an adjustable boom setup for comfortable recording.", "positive_items": ["B09Y1X5BSC", "B08Y5YY84G", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29861cdeb3b8f8b04452eae3", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and home recording, with replacement strings, British-style overdrive tones, and a compact clean boost to push solos and strengthen my sound.", "positive_items": ["B005M0KLGQ", "B076VWK8JV", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-299cd846c9e7737097d81cdd", "partition": "shared_train", "query": "I\u2019m recording a layered acoustic/electric guitar arrangement and need suitable strings for a 12-string acoustic and Nashville-tuned six-string electric, plus a cable to connect the electric guitar to my recording setup.", "positive_items": ["B0BTC9YJ2W", "B0BPJ4Q6FJ", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29a1335fc66975c468570211", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly blues jam for a small classroom or living-room group and need simple rhythm accents, a handheld shaker sound, and an easy melodic instrument with songs to learn.", "positive_items": ["B01BOPAQMG", "B00LIIBKYI", "B0C159Y982"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29a537995e88c15033e3319a", "partition": "shared_train", "query": "I\u2019m getting my acoustic-electric guitar ready for small live performances and need fresh strings, a comfortable adjustable strap, and a reliable cable to connect it to an amplifier.", "positive_items": ["B07X8THWRM", "B0B2YZYGMQ", "B093KWXYVZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29b41cea8daafc422d3c7620", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording and practice station: I need a way to position my microphone, safely hang the guitar, keep it clean, tune it accurately, and secure its strap for playing.", "positive_items": ["B08T2MZVCJ", "B079TLFL33", "B07CQPZ5PL", "B0BPLFP5P6", "B0928FM4T3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29c0bfc2bbf1c5f3f7d3be42", "partition": "shared_train", "query": "I\u2019m setting up an acoustic guitar performance and need a simple signal chain to connect a microphone to a Hi-Z instrument input, shape the guitar\u2019s tone, reduce feedback, and handle the necessary short cable connections.", "positive_items": ["B000068O68", "B0BNVFLP64", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29c16111186ef6747ffb9869", "partition": "shared_train", "query": "I\u2019m setting up a compact home podcast and livestream workstation with clear voice capture, convenient computer audio control, and an adjustable desk-mounted microphone position.", "positive_items": ["B0BT8F5JTN", "B07XH41DLN", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29d2b457eb76cc87c078cc43", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for an energetic rock setup, replacing worn tom and snare heads while adding a responsive crash cymbal for punchy, aggressive accents.", "positive_items": ["B07BSWM4S8", "B0002F4MSO", "B075MRMFM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29dcfea649bf3e70a1adff9a", "partition": "shared_train", "query": "I\u2019m upgrading my flat-top electric guitar with a controllable vibrato, secure control knobs for standard pot shafts, and removable fretboard-style visual accents that work alongside its existing tune-o-matic bridge.", "positive_items": ["B08B6BR4KG", "B0077RKJ32", "B09ZP4SZ72"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29e0c71685033ef9eac1fe27", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for live playing and need durable coated heads for the toms, a controlled, attack-focused snare head, a smooth single bass pedal, and a ratcheting key for tuning and setup.", "positive_items": ["B0B2TND26L", "B0016H8S1O", "B0BKZ1G3P3", "B096BH8JS3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29e64d8cb2d009c55f1ed46b", "partition": "shared_train", "query": "I\u2019m creating a compact home guitar practice corner where I can safely hang several instruments, play through a small battery-powered amp with headphones, and use a comfortable adjustable strap.", "positive_items": ["B000BVN582", "B07FYPBL6K", "B07R3S93K8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29f567ee67bbeb832127cfb7", "partition": "shared_train", "query": "I\u2019m rebuilding a reliable acoustic drum kit for rehearsals and small gigs, with hardware for the kick and mounted toms, controlled low-end and overtone reduction, durable replacement tom heads, a responsive snare, and a comfortable hi-hat throne seat.", "positive_items": ["B016CK99GM", "B000EEL6VO", "B07TMJX85D", "B0BKZ2S4PC", "B09HL8TQTF", "B0061XXSVS", "B09F9B8DV9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-29fdb9efa9a9fadac72f4930", "partition": "shared_train", "query": "I\u2019m doing a full electric-guitar restring and cleanup at home: I need a safe padded work surface, fresh flexible nickel strings, an all-in-one winding and cutting tool, finish polish, and fretboard oil for removing grime.", "positive_items": ["B0BR2JC947", "B093YKLWVN", "B07WW5PKCP", "B0188WO6OC", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a08fd0c87f64489bef0a96d", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar rig for rock and blues practice, with a responsive combo amp, layered overdrive and metal distortion, spacious delay, compact pedalboard connections, and durable heavier-gauge strings for chunky rhythm playing.", "positive_items": ["B073RBWJM5", "B0823J84XZ", "B00J8RWSL0", "B01DK40R3M", "B01ERE7DVS", "B074RM2G9D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a1878e9460f27ec77ae8085", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for my C1 combo organ and need hands-on rotary-speaker speed control, a USB MIDI keyboard for computer-based parts, and an XLR condenser microphone for smooth vocals or acoustic instruments.", "positive_items": ["B07CZ8QC27", "B0012TBIIQ", "B07ZVHBFNJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a203f5a4afed82b033487fb", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record guitar and electronic percussion, so I need durable heavy-gauge picks, a secure way to mount my drum sound module, and a cardioid condenser mic for clean instrument tracks.", "positive_items": ["B004PEHFFU", "B001865TYC", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a22ac64cc7a5d1d83bea441", "partition": "shared_train", "query": "I\u2019m getting my acoustic bass ready for live gigs and need replacement bridge hardware, a reliable clip-on tuner for quick checks, and a secure way to attach my wireless transmitter to the strap.", "positive_items": ["B0B8P1YW7L", "B07MG8PHF2", "B00GKOTM40"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a233b929068568934fcd26f", "partition": "shared_train", "query": "I'm starting to learn concert ukulele and need a comfortable instrument, a reliable way to keep it accurately tuned, and a replacement string set for maintenance and practice.", "positive_items": ["B07D9SC71L", "B0B58M32GZ", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a2eabf48f83f561776fc87b", "partition": "shared_train", "query": "I\u2019m refurbishing my Fender-style electric guitar for heavier playing and want to improve its setup with a replacement nut, heavier-gauge strings, and a high-gain distortion sound for aggressive rock tones.", "positive_items": ["B07K1S8NGH", "B007Q27BH0", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a3385d269a8f90b1e7b8ac4", "partition": "shared_train", "query": "I\u2019m preparing a solo acoustic guitar performance and need comfortable support while standing, quick key changes without retuning, and an intuitive way to record and layer rhythm and lead parts.", "positive_items": ["B015X3CXXA", "B00CPLODUU", "B07BS2JXBP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a39116c98587ac667ef6546", "partition": "shared_train", "query": "I\u2019m expanding my drum kit with a bright, fast splash cymbal, a reliable arm to mount it, and a tool for precisely tuning the drumheads for a balanced setup.", "positive_items": ["B0018T6NUS", "B0002F4SVK", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a49bf9b6577303faf29f312", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar performance and need to secure a loose guitar input, route one microphone signal to both the main and monitor systems, and safely elevate the speakers with the right audio connection.", "positive_items": ["B08FYHBRNZ", "B00Y3NG5HM", "B003C0OX44"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a4af5fb2b435528ea72a708", "partition": "shared_train", "query": "I\u2019m refreshing my guitars for a practice space and need comfortable, mellow strings, supplies to clean and condition them, extra rack capacity, and durable picks for playing.", "positive_items": ["B00724YM7E", "B0BFKQGWZ7", "B00JL5I61A", "B09ZTK33ZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a4eb7908baad7757ce238e9", "partition": "shared_train", "query": "I\u2019m preparing for a studio rehearsal with guitar and percussion and need to restring a six-string for Nashville tuning, organize my percussion rods, and protect my compact tube amp while transporting everything.", "positive_items": ["B0BKZ22NHL", "B0BPJ4Q6FJ", "B08R5GM6YB", "B002LJPL5W", "B0C6HZ3ZVT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a6582e4dedbf88a177ff6a0", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for practicing my Les Paul at home and transporting it safely, with accurate tuning, a suitable cable, and a compact amp for versatile sounds.", "positive_items": ["B00EM5UOE6", "B09H1JQ8L5", "B0002D01K4", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a668a8449e84df4d88d85da", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular practice and small gigs, and need comfortable adjustable support, fast strap changes, reliable clip-on tuning, and picks for playing.", "positive_items": ["B07XP6MHQT", "B0B8M2Q1DS", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a6b957f0ddda9191a367a7a", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for versatile playing, with a high-output bridge sound for shred and metal, a clear neck tone for cleaner styles, heavier strings, and a protective hard case for transporting the finished setup.", "positive_items": ["B075GKTV88", "B097Q9W8MW", "B07C9MMHV2", "B0002D05SC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a7553d23e4574abd5693a27", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording space and need a condenser microphone with reliable connections to my recording gear, balanced studio cabling, and wall treatment to reduce reflections and create cleaner, more professional-sounding takes.", "positive_items": ["B072PQT2DM", "B07Q6ZM4VT", "B01DE4DEGK", "B019JX565C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a80d1b6e22cf97b2ed2db49", "partition": "shared_train", "query": "I\u2019m restoring a Fender Precision Bass and need compatible four-screw neck hardware, an original-vintage-style split-coil pickup, and a complete passive control wiring upgrade.", "positive_items": ["B00J1T5BLY", "B0B819R6CN", "B0B3VKN2VS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a8485371fcf412c23f93f53", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar-and-bass practice corner and need secure two-instrument storage, a proper amp-to-speaker connection, hands-free playing support, and plenty of reliable picks for rehearsing and occasional performances.", "positive_items": ["B01LRU3BHA", "B07FYJ7ZLJ", "B01AAX6KGY", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a8b275c535aad2d625d71be", "partition": "shared_train", "query": "I\u2019m putting together a practical tenor saxophone care and playing setup that keeps the instrument secure while I perform, protects the mouthpiece between uses, and removes moisture thoroughly afterward.", "positive_items": ["B001M5ERLA", "B002Q0WTDS", "B07K1WR96C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a8cf2e6d2a2ed826817cc07", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitars and want a secure way to store two of them while upgrading one Stratocaster with stable locking tuners and a vintage-style tremolo bridge assembly.", "positive_items": ["B09JMYM88H", "B0B3VQQ6XY", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a8e6cc7ef6940e09e34ee24", "partition": "shared_train", "query": "I\u2019m setting up a compact home electric-guitar recording station and need reliable strings and picks for playing, balanced patch cables for connecting my gear, and near-field monitors for clearly hearing and mixing the recordings.", "positive_items": ["B09Y1X5BSC", "B09R6KV6QX", "B095XZJ99J", "B00HK1MLKY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a97cfae8ca517e9c06c6683", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar practice rig and need dependable short and long signal connections, compression and harmonic tremolo effects, a suitable speaker connection, replacement pilot lights, and large thumbpicks for playing and testing the setup.", "positive_items": ["B0C5PRQ9K6", "B07KB9QBQ1", "B07Y949JY1", "B07JL1KFT3", "B003AYIKNW", "B09KWWS7DH", "B079X2RLBC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a9a07831a88037f67cb2a6d", "partition": "shared_train", "query": "I\u2019m setting up a simple electric-guitar practice station and need an amp for clean or driven tones, a way to play along quietly, assorted pick gauges to compare, and convenient pick storage.", "positive_items": ["B09NWCD36N", "B01K1EJQ9U", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a9ce85507860320e8c0fa8e", "partition": "shared_train", "query": "I\u2019m putting together a practical care kit for a small band ensemble: I need dependable alto sax reeds, ways to dry and clean saxophone mouthpieces and a tenor sax, plus non-scratching internal cleaning tools for a French horn.", "positive_items": ["B0BMZ3PZ3G", "B07D8BTKP2", "B07B4ZZVDV", "B00T3G1164"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2a9d7b344654950788c85b55", "partition": "shared_train", "query": "I\u2019m putting together a versatile setup for practicing acoustic guitar and banjo, with quick fret changes and options for controlled fingerstyle playing or firm, warm-toned strumming. What accessories should I get?", "positive_items": ["B00CIO6BEA", "B000NGVQKO", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2aa14c7477123d3c3d165dd0", "partition": "shared_train", "query": "I\u2019m putting together a small band rehearsal setup and need a way to mount a microphone, replace its protective grille, and keep the drummer locked to tempo during practice and live run-throughs.", "positive_items": ["B0002KLMBY", "B00UYJTAU8", "B014GR0KYI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2aa8031271f0d9ab837fd7ff", "partition": "shared_train", "query": "I\u2019m putting together a small live band PA for a community venue and need to connect guitar and bass cleanly to the sound system, then drive the speakers with enough power, with cables long enough for practical stage setup.", "positive_items": ["B0057YBE18", "B001U5JFNM", "B00356J8KE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2aaa75df2878ae130f501f48", "partition": "shared_train", "query": "I\u2019m preparing both my acoustic and electric guitars for upcoming gigs and need reliable replacement strings, accurate tuning, and a sturdy organized way to secure and transport my effects pedals.", "positive_items": ["B07DWLYGKH", "B00646MZHK", "B06XCWCGT8", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ac379eb4b46be9964b91895", "partition": "shared_train", "query": "I want to practice and record slide guitar at home, with secure instrument support, a brass slide for expressive playing, and closed-back monitoring so I can hear accurately without disturbing others.", "positive_items": ["B00AHKX9TM", "B07YM5ZHS9", "B00HTWQVU0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ac64b0b28ba09d02a41854e", "partition": "shared_train", "query": "I\u2019m preparing for a small rock band rehearsal and need supplies to restring my electric guitar, connect several effects pedals, run the guitar to the amp across the room, and keep the drummer equipped for practice.", "positive_items": ["B005T800V2", "B01DPCONFM", "B0BKZ22NHL", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2acc91d25bb97f78148329ae", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly blues jam at home and need a simple guitar setup with clean and overdriven tones, a vocal microphone that connects easily, and several harmonica keys for different songs.", "positive_items": ["B000A2HDXA", "B003GEBGA0", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2add81329b32f38166afb851", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for regular rehearsals and gigs, aiming for smoother tuning, comfortable warm-feeling picking, and secure vintage-style strap attachment points without changing the instrument\u2019s overall character.", "positive_items": ["B07NC65P91", "B004HR38OM", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ae83c54586299fb49d6b35b", "partition": "shared_train", "query": "I\u2019m assembling a vintage-style Stratocaster project and need a finished alder body with traditional SSS routing and vintage bridge mounting, plus a breathable comfortable strap and both thin and heavy picks for testing different playing styles.", "positive_items": ["B00CGFRJ2Y", "B0BG95DG2H", "B0BCXRJCNT", "B0BKPXM83V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2aebfb930b365d0455d32db8", "partition": "shared_train", "query": "I\u2019m preparing both my acoustic and electric guitars for upcoming rehearsals and need fresh strings suited to each instrument, plus a comfortable adjustable strap for playing while standing.", "positive_items": ["B0B8M5FJB6", "B0002D0CAI", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2af20c12c730e5581e618dfa", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar effects setup for rehearsals and small gigs, with a warm adjustable modulation sound, quick tuning between songs, and a sturdy wheeled case to protect and carry the pedalboard and cables.", "positive_items": ["B06XCWCGT8", "B0BPLFP5P6", "B073T2266G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2af963aa1bc995a8b4b8b920", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for casual acoustic blues performances: I need a safe place to rest my guitar, comfortable hands-free support, quick key changes, and a harmonica for playing along.", "positive_items": ["B00N4ZHQ14", "B018FCZKR2", "B09V4JQTN4", "B0002D00H8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b07066201c6d28e1e166ddb", "partition": "shared_train", "query": "I\u2019m preparing my guitar and compact desktop amp for rehearsals and need tools to restring it, a way to keep it safely supported on a table, and a fitted bag for transporting the amp.", "positive_items": ["B00BVH7C66", "B097FMTZCP", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b0fd745a07e65dc0e07f96a", "partition": "shared_train", "query": "I\u2019m setting up a compact home keyboard-and-vocal recording station and need an adjustable support for the keyboard, hands-free sustain while playing, and a way to reduce harsh plosive sounds in my vocal takes.", "positive_items": ["B0BK6T14KN", "B00005ML71", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b1dd78f4840c6d71107b57d", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar setup and need materials to rewire the controls, replace a missing chrome control knob, and keep my Katana head protected from dust and scuffs.", "positive_items": ["B0B8F6LD9F", "B0BXSYL7S4", "B086RM9ZB6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b2ef4882072f08250cb0f47", "partition": "shared_train", "query": "I\u2019m setting up a compact home songwriting studio where I can play guitar, keep it safely mounted between sessions, and add analog synth textures to my recordings.", "positive_items": ["B076Z3XDW8", "B07NKRZ1KQ", "B09R6KV6QX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b324e3e38f09e23ce65e6e8", "partition": "shared_train", "query": "I\u2019m setting up and learning on a Les Paul-style electric guitar and need replacement tuning hardware, a convenient way to keep picks attached, and a visual metronome for steady practice.", "positive_items": ["B0BXT384GR", "B0099DMFK2", "B0B7Z4Z88L", "B00X7DCM4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b369fa628f0453e7b74f54d", "partition": "shared_train", "query": "I\u2019m setting up a compact home string-instrument practice and display space: I need replacement strings for a short-scale viola, a secure wall-mounted holder for my guitar, and a hanger that keeps a violin and bow organized.", "positive_items": ["B07L959BPZ", "B005XDCMBY", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b3e2f746ad3e805fa07a10e", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar jam area for two instruments and need secure floor storage, plus comfortable adjustable straps so I can play either guitar without worrying about scratches or accidental falls.", "positive_items": ["B0002KZDD2", "B09JMYM88H", "B07226MCY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b59d66ef3ecde099a15d10b", "partition": "shared_train", "query": "I\u2019m getting my Les Paul ready for rehearsals and small gigs, needing secure road protection, comfortable hands-free playing, quick key changes, a reliable connection to my effects setup, and flexible tones for different songs.", "positive_items": ["B01BZTGSC8", "B01DE4DPSC", "B00H4PEMM6", "B07BS4BXHL", "B0002D01K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b5ff0c88213d35455ea49c2", "partition": "shared_train", "query": "I\u2019m expanding my compact drum setup for a versatile stage rig, adding a shallow auxiliary tom and mounting an extra cymbal above an existing stand with suitable boom hardware and stacking support.", "positive_items": ["B07BSHV9S3", "B0002JFMJS", "B0002F6ZDO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b60b5e6b7e242e6f0b87418", "partition": "shared_train", "query": "I\u2019m getting my home setup ready for a weekend band rehearsal and need fresh strings for my electric guitar, flexible effects for building tones, and reliable sticks for practicing the drum parts.", "positive_items": ["B09G5VVK1R", "B01M03W1HD", "B0B2D98XV8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b60ee7008fdc15c3998b55e", "partition": "shared_train", "query": "I\u2019m setting up a small live percussion recording and rehearsal rig with tambourine parts, a low-positioned microphone, clean multi-channel stage-to-mixer routing, vibration isolation for a condenser mic, accessible stick storage, and a way to reduce an overly hot microphone signal.", "positive_items": ["B00C86FA0E", "B01LZ7ET20", "B0002F5C7Y", "B07N2WWT61", "B000K67U52", "B00IKVD02G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b63ee4886440ace2a934dbc", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal space for a guitar-heavy band, with secure storage for several instruments, easy clip-on tuning, adjustable microphone positions for multiple performers, and convenient places for drinks, picks, tuners, and set lists.", "positive_items": ["B019LR2XTS", "B00YJ5C46K", "B091YFQGCJ", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b6a2172ce9658fa915266b4", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar rig for recording and small gigs: I need heavier, clear-sounding strings, precise non-flexible picks for jazz lines, short pedalboard connections, and both compact and long transparent cables for flexible amp placement.", "positive_items": ["B00JL5I70K", "B09G5QS1VD", "B07612H9MH", "B07611DYZX", "B0769VKBTZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b6a718c5e44ecb11cfe1198", "partition": "shared_train", "query": "I\u2019m preparing my Bb clarinet for regular rehearsals and performances and need supplies that improve thumb comfort, keep the instrument clean after playing, and provide reliable replacement reeds for a consistent tone.", "positive_items": ["B003OMBDT8", "B08DLK3GC9", "B074XX3DBC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b6b1259920c2fa45dd54ace", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and recording space: I need hardware to upgrade an electric guitar\u2019s tremolo, smooth low-noise strings for a six-string acoustic, reliable clip-on tuning, and secure wall storage for several instruments.", "positive_items": ["B008VSLR0U", "B09198262S", "B007MY5BII", "B07MMJX9T7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b749632c09cfeb62a67c3ae", "partition": "shared_train", "query": "I\u2019m setting up a comfortable violin practice and performance station, with fresh strings, adjustable shoulder support, and a secure place to keep my violin and another small instrument within reach.", "positive_items": ["B071ZQK57R", "B0775Z5443", "B000VE65E0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b75258b0667c66f0c34d77b", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice setup where I can experiment with different slide tones, keep my instrument safely supported between sessions, and secure the strap reliably while playing standing up.", "positive_items": ["B0179A4ILK", "B018FCZKR2", "B07CTDDZJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b788591dc5d06a20bfd20a7", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a clean studio recording and need dependable replacement strings, a reliable connection from the guitar, and a way to send its signal directly into the recording setup.", "positive_items": ["B095XZJ99J", "B0BCXRG3QQ", "B00VQQIAVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b7b8e5e3c48d33b9e5fab49", "partition": "shared_train", "query": "I\u2019m putting together a portable keyboard performance setup for rehearsals and small gigs, with comfortable adjustable seating, protection for the keyboard between sessions, and an easy way to transport two speaker stands.", "positive_items": ["B00HET52JE", "B09JJ784V5", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b7d530a08af4adc10f9a9b1", "partition": "shared_train", "query": "I\u2019m putting together a home-recorded indie demo and need bright high-strung guitar parts, cleaner vocal takes without plosive bursts, and a compact keyboard controller for programming drums and virtual instruments.", "positive_items": ["B08FDBCYHL", "B0BPJ4Q6FJ", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b7e31616ec73f344e289916", "partition": "shared_train", "query": "I\u2019m building a compact home recording setup for singing and keyboard performances, with stable boom positioning for a wide-bodied microphone, USB connection to my computer, and hands-free sustain control for my MIDI keyboard.", "positive_items": ["B0BT9R8MMV", "B0002NYKLU", "B019NY2PKG", "B01878M5JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b8ce1cd2bf3fc65207fb9ed", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for recording, with reliable standard strings plus a high-strung arrangement for a doubled 12-string-style part, while conditioning the fretboard and adding secure strap hardware for rehearsals and sessions.", "positive_items": ["B08HHGCCLR", "B01BZBAGFG", "B0928HW2P4", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2b93709e55ce153ca5afa3d3", "partition": "shared_train", "query": "I\u2019m setting up a portable acoustic guitar practice and performance kit, with quick key changes, convenient access to picks, and a range of pick gauges for experimenting with different playing styles.", "positive_items": ["B09NWCD36N", "B0C3R6T7K6", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bb390f74cac2841bba2e3de", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable keyboard setup for rehearsing and recording small performances, with room for another keyboard, stable score support, piano-style sustain, handheld audio capture, and protection during storage and travel.", "positive_items": ["B00M6SIZ6K", "B0047VIXBG", "B0796CFWKG", "B0BT9R8MMV", "B0C3PVHGPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bc4be676576f526dcedbe49", "partition": "shared_train", "query": "I\u2019m setting up a small piano-and-vocal performance and need a compact powered PA, reliable XLR split connections for routing the microphone to multiple channels, and a bright adjustable warm light for reading music at the keyboard.", "positive_items": ["B01DN7OI40", "B01H8E58SY", "B071RLM4R9", "B0BTCVVGGL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bd30a0ade0ea0d85aa8255f", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record expressive keyboard performances, with reliable sustain control, a suitable instrument connection, and USB recording into my computer.", "positive_items": ["B0BT9R8MMV", "B00RX5HQS4", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bd884ee9a34b5d44870e014", "partition": "shared_train", "query": "I\u2019m setting up a small drum-recording station and need to keep the kit securely in tune, mount an instrument microphone firmly, and switch between wired interface playback and Bluetooth monitoring through my studio speakers.", "positive_items": ["B0BQCY732P", "B08VD16YJW", "B0009PL43I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bdcd9bf256dba98dcdb9c58", "partition": "shared_train", "query": "I\u2019m building a compact home practice setup for switching between keyboard and electric guitar, with hands-free keyboard sustain, a dependable instrument connection, and an easy way to keep picks within reach.", "positive_items": ["B01K1EJQ9U", "B00005ML71", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2be702b9f16e624a5044a793", "partition": "shared_train", "query": "I\u2019m rebuilding my electric guitar rig for blues and classic rock, with a responsive warm-sounding string setup, a spare plain .019 replacement, and warm analog delay for atmospheric repeats during leads.", "positive_items": ["B0B4W3HWWN", "B07CRK35NG", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bf1bb71290dcd037a403065", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing and playing small gigs on electric bass, with comfortable support, a reliable connection, and strong amplified sound.", "positive_items": ["B0BT855NFQ", "B01DE4DTAG", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bf224d23ac008084909beab", "partition": "shared_train", "query": "I\u2019m restringing my guitar and giving it a complete setup, including quickly changing strings, checking fretboard radius, and adjusting saddle height for comfortable playability.", "positive_items": ["B0B8YWPB3K", "B07JK7HZ3Y", "B09VT2M7HR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bf83ed72e01dcca6361d001", "partition": "shared_train", "query": "I\u2019m preparing a comfortable, secure setup for a woodwind rehearsal and need support for my alto saxophone, a safe place to hold a flute, and a padded strap for playing.", "positive_items": ["B0C3PST754", "B0BK6T5BSM", "B0B4VMCS8L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bf930fd07a32f83702c15ba", "partition": "shared_train", "query": "I want to set up a compact home studio for recording guitar and vocals, with a compressor for shaping guitar tone, an interface for tracking, and reliable monitors and headphones for mixing and playback.", "positive_items": ["B07ZW1GBVT", "B09Y1X5BSC", "B07V1XMZK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bf95d245b4b14e8083d9662", "partition": "shared_train", "query": "I\u2019m upgrading an electric guitar for aggressive metal playing and need a high-output pickup, the assorted mounting hardware to install it cleanly, and a secure strap attachment so the instrument stays safely in place during rehearsals and shows.", "positive_items": ["B078PG7NBY", "B06W2NS7RW", "B075FXBC1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bf986229ccb68588678b231", "partition": "shared_train", "query": "I\u2019m setting up a portable digital keyboard practice station and need stable adjustable support, piano-style sustain control, and a protective cover for storage between sessions.", "positive_items": ["B00M6SJ3CU", "B00TZH5DJW", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bfa6f4a14f609eba9936f42", "partition": "shared_train", "query": "I\u2019m preparing my acoustic-electric guitar for a bluegrass performance and need fresh strings, reliable tuning, and cables to connect it to an inline tuner and amplifier without signal problems.", "positive_items": ["B01DE4DVO0", "B0BFKKVQZT", "B015HG7F3Q", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2bfd15ed1d212a259b15f8ce", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster and Telecaster setup: updating the Strat\u2019s pickguard and controls, adding a four-way selector to the Tele, and outfitting both instruments for secure playing and reliable tuning.", "positive_items": ["B07226MCY6", "B00OO0XTB4", "B00GK75WXC", "B00H35YIJE", "B014ZYPT34", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c1e8f6060b2cda7d92c1f7a", "partition": "shared_train", "query": "I\u2019m setting up a guitar rehearsal and lesson room with safe floor parking and wall storage for several acoustic, electric, and bass guitars, plus protective covers for handheld vocal microphones.", "positive_items": ["B091MZPYBQ", "B08JMQR2JK", "B079HP2PFK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c22189b9400038e9f65e34d", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular practice and small performances: I need a heavier-gauge replacement setup, an easy way to restring and trim the strings, and a stable folding stand to keep the instrument safely ready between sessions.", "positive_items": ["B018FCZKR2", "B0BSGM6CQ9", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c2c7382932fb58a95eb16f4", "partition": "shared_train", "query": "I\u2019m putting together a guitar pedalboard for live use and need compression, warm analog-style delay with foot-controlled tap tempo, a raised pedal position, secure pedal mounting, isolated multi-output power, and right-angle plugs for tidy instrument connections.", "positive_items": ["B0762RWRTW", "B072MRBN4G", "B004ZKIHVU", "B00AHEWBM4", "B076SHBWRM", "B0B56Z5G3V", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c2da0a3ac618ee7da1e9dcb", "partition": "shared_train", "query": "I\u2019m creating a comfortable home recording and livestreaming setup where I can sit for long sessions, capture clear vocals, and position the microphone securely at an adjustable height.", "positive_items": ["B07MZYNZ1C", "B017NT392Q", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c3126d25240b6471093199b", "partition": "shared_train", "query": "I\u2019m creating a compact drum-and-percussion setup for recording rhythmic performances in the field, with a shell-based drum foundation, ways to enhance and vary the snare\u2019s tone, and reliable wind protection for my portable recorder.", "positive_items": ["B012Y85YME", "B014QWFSJA", "B016NUOKVK", "B00BAYRQB6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c40396a500128ff6a2e4773", "partition": "shared_train", "query": "I\u2019m putting together a portable solo acoustic singer-songwriter setup for small gigs, with vocal and guitar effects, live harmonies and looping, comfortable adjustable foot support, and clean amplification for a compatible Shure Beta microphone.", "positive_items": ["B008YLIRJ8", "B01EHJL652", "B07K34CPZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c4a3035e9d3c7fd2af838b1", "partition": "shared_train", "query": "I\u2019m recording a small live acoustic ensemble and need a reliable XLR connection, a rugged mic for percussion or an amplifier, and a matched stereo setup for detailed acoustic instruments.", "positive_items": ["B0CB98SMQR", "B075RTNGWX", "B012OHZJ8O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c549b681a9edebe9269ea37", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to improve tuning stability, install heavier-gauge strings, smooth and recrown uneven frets without damaging the fretboard, and keep my picks conveniently attached for playing.", "positive_items": ["B082Z6P6HP", "B01K1EJQ9U", "B0BSGM6CQ9", "B07TJRB44T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c54ae406dbe991c0d9cdacf", "partition": "shared_train", "query": "I\u2019m putting together a compact band rehearsal setup with guitar amplification, playing essentials, and a drum kit refresh featuring durable sticks and varied cymbal sounds for practicing different arrangements.", "positive_items": ["B09N43WBXZ", "B09V1TW1PN", "B01DE4DPSC", "B0BKZ3GCGR", "B003833AZS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c54c9f3130ea91c0d706178", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and performance area, and need comfortable support while playing, a long cable for connecting my instrument to audio gear, and a secure wall-mounted way to store it afterward.", "positive_items": ["B0B8LK7MTH", "B07PPHHG34", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c594d64deec65270911deb0", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar performance and need a clear, battery-free way to amplify it, comfortable secure support while standing, hands-free control for connected equipment, and colorful DMX or remote-controlled lighting for the stage.", "positive_items": ["B089YMJNL7", "B01DBS2U9G", "B0B8Z6GZZ5", "B00IPHSRN2", "B09L3WG3B5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c59b159ebb6f671ad70225a", "partition": "shared_train", "query": "I\u2019m preparing a solo acoustic singer-songwriter set and need a compact setup for vocal and guitar processing, live harmonies and looping, quick accurate tuning, and an adjustable guitar strap.", "positive_items": ["B073VRMPDY", "B01EHJL652", "B07FYYS5ZP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c6a09dfe69bfcca6ac3a192", "partition": "shared_train", "query": "I\u2019m building a portable bass rig for rehearsals and small gigs, with reliable stage connection, versatile tube-like tone shaping and DI output, plus protected pedalboard transport.", "positive_items": ["B01G7QXYOE", "B08QZJ4PWZ", "B07KYZ13KR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c6b3d711dfc19a708a62be9", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a rock rehearsal and need expressive wah tones, a reliable connection to my amp, and a faster way to change strings before practice.", "positive_items": ["B01448UA08", "B008BPI2OW", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c6b55312e8c33c91b15f426", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording and practice station. I need a stable way to store two instruments, keep small accessories nearby, capture amplified or acoustic sounds, and monitor recordings through powered desktop speakers.", "positive_items": ["B07HM8Q5FR", "B00UZ7JN4W", "B08T2PK2DG", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c6c1910feebccb7d7f5f05b", "partition": "shared_train", "query": "I\u2019m building a portable electronic-music setup for improvising and recording a live session, with hands-on pad drumming, sequenced grooves, analog lead sounds, flexible USB-to-MIDI connections, and a small recorder to capture the performance and field ideas.", "positive_items": ["B081J7Z95K", "B0796CFWKG", "B00CAKSVTU", "B0BN89SZM3", "B0BLJSQF7R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c6c1e304c44e7383622b952", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and recording station for two guitars, with a safe accessible stand, quick key changes, picks close at hand, and comfortable headphones for quiet monitoring.", "positive_items": ["B01K1EJQ9U", "B0BKZ3GCGR", "B09JMYM88H", "B002GHIPYI", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c6f70c094a8ddb835d8f15f", "partition": "shared_train", "query": "I\u2019m setting up a classic electric-guitar effects rig for expressive rock lead tones, and need a wah effect with reliable 9-volt power and a flexible instrument connection to run between my guitar and amplifier.", "positive_items": ["B0002E3FBA", "B077GK1J7N", "B00VSYN25M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c715257a61662b25cce6a2e", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice station and need to keep my keyboard covered between sessions, safely park my flute or saxophone, and hold a drink while reading sheet music.", "positive_items": ["B017DNZ3XK", "B0002F7FAG", "B000EEJ73I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c771fa0af6c375bffabb51f", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and performing acoustic guitar: I need comfortable picks for strumming, an easy way to transpose songs without retuning, and a cleaner that keeps the guitar\u2019s finish polished and protected.", "positive_items": ["B0BSCFTV2G", "B09RJZSQML", "B07WW5PKCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c8668f7023848fc1fe69d16", "partition": "shared_train", "query": "I\u2019m restoring a classical guitar and need compatible replacement hardware for the string ends and bridge, plus light-tension nylon strings for a warm, comfortable setup.", "positive_items": ["B0098T17RO", "B009GDNPKO", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c93e04870e39ac453a0e8ed", "partition": "shared_train", "query": "I\u2019m starting an electric guitar setup for practice and small gigs, needing a comfortable Les Paul-style instrument, a dependable amp connection, protection for transport, and picks for playing.", "positive_items": ["B01DE4DPSC", "B0711CFBMP", "B0002D01K4", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2c9b1dc107aa450e9cb35d1c", "partition": "shared_train", "query": "I\u2019m preparing my violin for amplified rehearsals and small performances, and need comfortable support while playing plus a straightforward way to capture its sound and connect it to audio equipment.", "positive_items": ["B00ANTTSFQ", "B000K9JPB6", "B07Y94MSG9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ca8b256f78528fd2aac9c4a", "partition": "shared_train", "query": "I\u2019m refreshing my snare setup for rehearsals and gigs, replacing both heads for a controlled, responsive tone while keeping multiple pairs of sticks organized on my cymbal stand.", "positive_items": ["B0B2TND26L", "B09HL6MZ45", "B0BKZ7LF6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ca987fab9473c9c97aa8673", "partition": "shared_train", "query": "I\u2019m upgrading my carved-top Les Paul-style guitar with a Bigsby-style vibrato and need a no-drill mounting solution, smoother roller bridge, replacement slotted nut, and an easier way to restring it.", "positive_items": ["B07LG133MV", "B0055E88FA", "B00GXMLEO0", "B07N7NM35T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cb0d9da60715d9253d0f253", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small performances, and need a setup that helps me tune accurately, play comfortably, keep the instrument clean, and have reliable playing accessories on hand.", "positive_items": ["B0928FM4T3", "B0BYJN7JWQ", "B09YW3PJ7V", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cb4196dae3d8b790512ffe0", "partition": "shared_train", "query": "I\u2019m putting together a small home rehearsal setup for guitar and keyboard, with hands-free sustain, reliable connections to my audio gear, comfortable guitar playing, quick access to picks, and safe stands for storing multiple instruments.", "positive_items": ["B0BT9R8MMV", "B01M5CXH65", "B01DE4DPSC", "B074WXM13T", "B08JMQR2JK", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cbc11e510e2fe4d7d0960a9", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for local gigs and need versatile crash cymbals plus a padded, backpack-friendly way to protect them, along with a durable rolling solution for transporting heavy drum hardware and accessories.", "positive_items": ["B005UMO4EQ", "B005UMO4FU", "B08H5845YF", "B017DNZKZ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cc6edfbfdd36284708db32b", "partition": "shared_train", "query": "I\u2019m putting together a compact home music practice corner for a beginner, with a responsive electronic drum setup, a smaller acoustic guitar for comfortable playing, and a secure folding stand to keep the guitar ready.", "positive_items": ["B017XBSVHW", "B0BXLY8HJG", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cd1ae4f21e6529d9e5ae1d7", "partition": "shared_train", "query": "I\u2019m setting up a home practice station for my new electric guitar and need everything to keep it securely stored, comfortably supported while playing, and accurately tuned for daily practice.", "positive_items": ["B01AAX6KGY", "B08VF4K987", "B0728KLP5K", "B07MDT5WJX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cd23dcec894d77314bfc2e8", "partition": "shared_train", "query": "I\u2019m upgrading my solidbody guitar for a versatile live rock setup, with a warm vintage-style neck sound, a high-output gritty bridge sound, and convenient spare-pick storage on my microphone stand.", "positive_items": ["B0064RL584", "B0771PMTDB", "B0B8Z3H3WG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cd988d772aac1dfbf22e686", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice station for guitar and keyboard, needing secure storage for two guitars, a comfortable adjustable seat, dust protection, and a long cable for plugging in.", "positive_items": ["B017DNZ3XK", "B01DPCONFM", "B0BSCF2FD7", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cea9f4ee029f676b3b2cbd3", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion setup for live drum performances, with a dry, trashy accent cymbal, a specialty hi-hat stand for mounting auxiliary percussion, and a padded backpack-style cymbal bag for safe transport.", "positive_items": ["B0009R1TUE", "B08H5845YF", "B00DDLRWFY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ced621f0e374580e8138cc5", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording station and need a handheld dynamic microphone, reliable balanced cable extension to reach my mixer, and extra protection from pops and breath noise.", "positive_items": ["B07C29Y3SG", "B0BYXVCSGG", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cf3495058b2119c2c6d789c", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic duo rehearsal and recording corner with an amplified hand-drum groove, accurately tuned guitar parts, private wired monitoring, and a secure stand to keep the guitar accessible between takes.", "positive_items": ["B09BP9VHLL", "B018FCZKR2", "B07H5HM6F6", "B07M6B3RDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cf57387e2b7d08991d30dcc", "partition": "shared_train", "query": "I\u2019m preparing a classical woodwind recital with soprano, alto, and tenor saxophone parts plus clarinet, and need suitable reeds for each saxophone and a ligature that helps produce a full, centered clarinet tone.", "positive_items": ["B071F9L3GY", "B00TH478JQ", "B0002D0A82", "B00T3G1164"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cf770e3c979c70b64e031dc", "partition": "shared_train", "query": "I\u2019m putting together a small guitar-and-vocal rehearsal setup and need an adjustable strap, picks, a tool for fine-tuning string height, a tube combo amp, and balanced cables for connecting the microphone and mixer cleanly.", "positive_items": ["B00NARHNCS", "B0BM71QK8M", "B00NPAMDQ6", "B09V91H5XM", "B00JL5IFSY", "B00442WQ2A", "B0050DDKYU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2cf7b095f8239b90f110058f", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar pedalboard for blues gigs, with warm overdrive, hands-free drop tuning and pitch effects, reliable short connections between pedals, and durable medium-gauge picks for playing.", "positive_items": ["B07MZB93CD", "B0BYJN7JWQ", "B086PLHS9L", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d0257266814aee1bff8b4d9", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rock and bluegrass practice and need heavier-gauge strings, plenty of durable thin picks for strumming, and a tuner that handles alternate instrument tunings.", "positive_items": ["B09RJZSQML", "B015HG7F3Q", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d07960525f3825719eaa486", "partition": "shared_train", "query": "I\u2019m refreshing a small rock band\u2019s rehearsal and recording rig: tune up a six-string for layered parts, replace worn snare and bass heads, position a microphone, and route guitar and another instrument cleanly into the mixer.", "positive_items": ["B0002ORP8E", "B0BPJ4Q6FJ", "B0027V760M", "B0B95V41NR", "B07FZ5XBCJ", "B0BKZ2S4NN", "B0BCXD2QDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d0ab848e0c02db60384841a", "partition": "shared_train", "query": "I\u2019m building a home setup for recording and streaming warm, resonant electric guitar with spacious stereo ambience, flexible multi-source mixing, Bluetooth and USB computer connectivity, and microphone support.", "positive_items": ["B00B20BN80", "B09S2RK1R1", "B0B4CBX8KB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d139272ee337b5582646341", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for vocals and podcasts, with detailed microphone capture, USB connection to my computer, and a stable adjustable boom for positioning the mic on my desk.", "positive_items": ["B08NZ14V6P", "B0BZ5QTMKT", "B01E6T56CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d1efbfdaa66d1b4e1f4c406", "partition": "shared_train", "query": "I\u2019m preparing for a small woodwind rehearsal where I\u2019ll alternate between bass clarinet and saxophone, needing bass-clarinet reeds, a portable adjustable stand for sheet music, and a padded harness specifically for the saxophone.", "positive_items": ["B00TH43SJK", "B01J9COXBG", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d2048676ab7b7b1c477c9a8", "partition": "shared_train", "query": "I\u2019m preparing my tenor saxophone for regular jazz rehearsals and want supplies for fresh, flexible reeds plus thorough post-playing moisture care for the bell and gooseneck so it stays ready for the next session.", "positive_items": ["B00T3FHEZC", "B0002FP1DY", "B07NDFJDBV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d21fc9a5b5799067d3c5ec9", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for a loud live gig and need fresh strings, a variety of picks, and hearing protection that still lets me hear vocals and music clearly.", "positive_items": ["B0BTC9YJ2W", "B00L711492", "B0BXCXGCVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d2206a88bd92ca16c01f30e", "partition": "shared_train", "query": "I'm preparing my electric guitar setup for rehearsals and small gigs, and need reliable protection for transport plus convenient tools for quick tuning, changing keys, and adding expressive wah tones while playing.", "positive_items": ["B071LNYPB6", "B07CK2QQ6J", "B09198262S", "B073T1QH63"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d27abab971485f7f1525423", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and five-string bass for home rehearsals, with long-lasting replacement strings, refreshed tremolo hardware, secure strap support for playing, and closed-back headphones for quiet monitoring and practice.", "positive_items": ["B0B8Z4YV4T", "B00AHKX9TM", "B07K2J841D", "B098KXQJVY", "B003AYNHGW", "B07DWRNL54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d2efae7b13e5244d80b34fc", "partition": "shared_train", "query": "I\u2019m refurbishing my compatible Strat-style electric guitar and want a coordinated hardware bundle to install a new HSS pickguard and backplate, replace the mounting screws throughout, and add secure strap attachments for playing safely.", "positive_items": ["B015CNC9TY", "B07W6PYNS5", "B00IPHISW2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d313665d2aa2c6af0945639", "partition": "shared_train", "query": "I\u2019m preparing my Bb clarinet for regular rehearsals and performances and need a responsive mouthpiece, a lint-free way to remove moisture after playing, and a compact protective stand for safe setup between pieces.", "positive_items": ["B002E5C49E", "B00TH409SI", "B07C1HX1SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d36371b22051a5a573eddb2", "partition": "shared_train", "query": "I\u2019m setting up a tidy violin practice station at home and need a stable music-stand setup that won\u2019t scuff the floor, a way to keep my violin safely accessible, and quick vibration-based tuning.", "positive_items": ["B001SANOBS", "B0007M424G", "B07MZ6XF6P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d389d67bf0cf90765d1ac7b", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record stereo performances from my electronic keyboard, with stable adjustable support, low-noise room and instrument microphone capture, and an interface with studio speakers for monitoring.", "positive_items": ["B078HJD5TT", "B07PWY6XRK", "B09SH9C3S1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d3f6e6b9dc5e68fbcd9e70b", "partition": "shared_train", "query": "I\u2019m putting together a compact home jam setup for practicing guitar, electronic drums, and vocals, with a small amp, drum playing accessories, and a wired microphone for singing or recording.", "positive_items": ["B00TV0SA7U", "B003GEKXZY", "B00P0HHNJO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d40aaf48df5ed28d2ec81dd", "partition": "shared_train", "query": "I\u2019m setting up a comfortable beginner music corner for my young child, with adjustable seating for keyboard practice, a wired microphone for singing, and appropriately sized sticks for learning drums.", "positive_items": ["B0745KXRSL", "B07MZYNZ1C", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d4a977aa5164978d6a61ba5", "partition": "shared_train", "query": "I\u2019m upgrading my guitar for black and death metal and need matching neck and bridge humbuckers, plus a 9V splitter to power three effects together on my pedalboard.", "positive_items": ["B06ZZQRFP8", "B0742QN748", "B0771QTJ78"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d4c76f81f6351afd879dbd2", "partition": "shared_train", "query": "I\u2019m getting my rock band setup ready for rehearsal and need warm-toned replacement strings, a new black tip for my Gibson-style pickup selector, and quieter multi-rod sticks for the drum part.", "positive_items": ["B0049BKJ70", "B01LF4DBL4", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d4d0c374a821171d7f69ce6", "partition": "shared_train", "query": "I\u2019m assembling a reliable, portable drum setup for rehearsals and small gigs, needing responsive bass-drum control, a lightweight folding hi-hat stand, and a sturdy comfortable seat for long playing sessions.", "positive_items": ["B016CKBHNA", "B0161V72PC", "B01D8Y6MM4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d535f1c1b0439562ed45d09", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for a small guitar performance, with amplification for electric playing, support for both acoustic and electric instruments between songs, and elevated sound equipment connected with an audio cable.", "positive_items": ["B0C4S58NLX", "B00Y3NG5HM", "B00EM5UOE6", "B000P5RVRU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d6b4d94dd4a96792405aa5b", "partition": "shared_train", "query": "I\u2019m preparing my guitar for regular playing and small performance gigs, so I need reliable setup tools for adjustments, a secure way to keep the strap attached, and comfortable, non-slip picks for steady strumming.", "positive_items": ["B09S2VB3KW", "B00H35YIJE", "B00134O0IK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d7415e2b36b7489834ffcca", "partition": "shared_train", "query": "I\u2019m refreshing my vintage-style guitar amp rig and need replacement preamp valves plus a compact overdrive for selectable low-end character and an analog boost to push solos forward.", "positive_items": ["B07QL42V3J", "B07BHV3NVK", "B076VWK8JV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d7484ec63511c16c364b48a", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for live gigs and need a reliable way to keep the strap secure, tune quickly onstage, and add warm, vintage-style echo to my sound.", "positive_items": ["B00CPVRBOK", "B072MRBN4G", "B0073WGCZA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d837bc06841ee9e2aa7c91b", "partition": "shared_train", "query": "I\u2019m setting up a home music-recording station where I can record vocals and instruments into my computer, play virtual instruments with piano-style keys, and mix and edit tracks using studio headphones.", "positive_items": ["B07SRDVZSL", "B01E6T56CM", "B08XMK3D28"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d83c8606f6ccdbd30128a6e", "partition": "shared_train", "query": "I\u2019m preparing a portable guitar rehearsal setup where I can quickly change strings, tune accurately, keep sheet music at a comfortable viewing angle, and safely hold two guitars between practice sessions.", "positive_items": ["B008BPI2OW", "B00N5THBGO", "B0047VIXBG", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d884cfb768f50af6dfacd3b", "partition": "shared_train", "query": "I\u2019m refurbishing my electric bass for a home music room and need fresh coated strings, upgraded control hardware, reliable clip-on tuning, and a secure horizontal wall display for the finished instrument.", "positive_items": ["B00646MZHK", "B00DIGBV8I", "B000EEJH9C", "B009DAHPLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d8d16698e4230b079af3201", "partition": "shared_train", "query": "I\u2019m setting up a small vocal performance and recording station and need portable adjustable support, a secure swiveling microphone mount, and a long, noise-resistant connection to my audio interface or powered speaker.", "positive_items": ["B092LF6RLS", "B0002GXPRM", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d9459b00f55c7eea87e3649", "partition": "shared_train", "query": "I\u2019m setting up a small home karaoke and party room and need to tune the room, run a long balanced microphone connection, add real-time group vocal effects, and control the lights with sound-activated dimming programs.", "positive_items": ["B0B3NJ1TDB", "B0BK6WPDTT", "B06XGCBGBR", "B095CBL6FY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d9e48a5fab1d2ff8ba9b70f", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need a coordinated hardware refresh: a new SSS control face, replacement control caps and switch tip, secure mounting hardware, string-through anchoring, and a durable neck joint plate.", "positive_items": ["B07RZYBYVM", "B014ZYPT34", "B0B3JNQND6", "B08WRNGX56", "B07KRZ1HH8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2d9e48b5909a0543e2ef9678", "partition": "shared_train", "query": "I\u2019m preparing a portable tenor trombone practice setup for rehearsing muted passages, using a shallow small-shank mouthpiece, keeping accessories protected during travel, practicing varied rhythms, and reading scores comfortably while seated or standing.", "positive_items": ["B07PYQM5RY", "B0002E2BCE", "B0002E568K", "B0047VIXBG", "B086VSW63C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2da7bccfd5dc7461355ce285", "partition": "shared_train", "query": "I\u2019m creating a small meditation soundscape with resonant tones and hand percussion, and need equipment to monitor the session privately while shaping the instruments\u2019 sound and reducing feedback during recording or performance.", "positive_items": ["B018464HN2", "B0BNVFLP64", "B01LQWRGQG", "B09B45DLQG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2dbf9f34f3030a7eff3d536a", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small recording session: I need fresh strings, a protective hard case for transport, and a balanced connection between my mixer and rack equipment.", "positive_items": ["B09397FWYW", "B07DWMCT3X", "B01KINJI2O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2dc50a42360c5baade1eaeae", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for versatile live and studio playing, with a controlled coated snare voice, a responsive clear snare-side response, and a resonant head suited to my small 6-inch drum.", "positive_items": ["B00KG7CB2C", "B0BK6S7QF4", "B09HL6MZ45"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2dced0935e2178dd1cc1eb13", "partition": "shared_train", "query": "I\u2019m setting up a home guitar-and-vocal recording session with clean audio connections, hands-free mic positioning, and a safe place to keep my guitar while I condition its fretboard before playing.", "positive_items": ["B00UZ7JADG", "B01AAX6KGY", "B0928HW2P4", "B019NY2PKG", "B06X9KG3HW", "B0812B26TN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2dd19e1e0c71081e99e4db4a", "partition": "shared_train", "query": "I\u2019m preparing a portable guitar practice setup for learning songs, with an easy way to change keys, comfortable flexible picking, and tools to build finger strength, coordination, and calluses when I\u2019m away from the instrument.", "positive_items": ["B0B8FSCM9L", "B09N3X86XW", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2dd3dab4116be8864af3d5ba", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice corner and need a versatile shred-style guitar, heavier-gauge strings for a lower-tension feel, and a padded folding rack to store several guitars safely.", "positive_items": ["B08SMM2ZRX", "B0B9XP5VFW", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2de292ccce707b7ba499c580", "partition": "shared_train", "query": "I\u2019m putting together a home guitar practice and recording setup for electric and acoustic playing. I need a versatile small amp, reliable picks, fresh string sets for different tunings and instruments, acoustic feedback control, and a compact tool for easier locking-bridge string changes.", "positive_items": ["B08C7QF9DT", "B086BRQ125", "B0010SHU18", "B07GFH8NTB", "B009Z2QVPW", "B00EM5UOE6", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2de91a713d56bf04876324f6", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster for country and blues gigs, looking for complementary neck and bridge pickups with punchy, sustained tones, plus a low-noise way to send the guitar signal into a mixer.", "positive_items": ["B0BXT3QDR8", "B002A8N246", "B000A3UTAI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2def4e4b1e5c82570de4fea6", "partition": "shared_train", "query": "I\u2019m setting up a safe at-home care station for my lacquered trombone, with stable support while I clean it and a gentle, lint-free way to polish and protect the finish.", "positive_items": ["B0B3VBZBL8", "B0BYJT8YSN", "B0BMT74KX1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2df58ecf658565112ece0eed", "partition": "shared_train", "query": "I\u2019m setting up a home guitar content corner: safely mount several guitars, restring one electric, stock durable picks, and record playing videos or livestreams with a USB microphone.", "positive_items": ["B07F5PX9Y3", "B0BPJ4Q6FJ", "B079HP2PFK", "B09G9DVTD3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2dff7ed768eb44de01b9227f", "partition": "shared_train", "query": "I\u2019m building a compact guitar practice and performance setup with warm spacey modulation, articulate 1970s-style fuzz and sustain, plus looping, rhythm guidance, and plenty of recorded loop storage.", "positive_items": ["B008TNAHX0", "B004J27QXY", "B00DE5UPFS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e001ccb177eab90db247176", "partition": "shared_train", "query": "I\u2019m setting up a small music shop display and need wall-mounted guitar storage, durable pointed picks for players, and protective sleeves to keep cymbals organized and safe.", "positive_items": ["B01GGVOIYA", "B00Y459UIU", "B09TGD5X27"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e0f3a56ae8c668a4dd29408", "partition": "shared_train", "query": "I\u2019m building a compact rehearsal keyboard rig and need stable stacked support, a long instrument connection, stereo audio from my tablet into the setup, and reliable two-way MIDI links between multiple keyboards and other MIDI gear.", "positive_items": ["B076ZCV288", "B00EHDZIRQ", "B000068NUW", "B0C3PVHGPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e16669d3ae9b36f77af0dfa", "partition": "shared_train", "query": "I\u2019m building a compact home setup for recording interviews, vocals, and small rehearsals, with several microphones, an audio interface, studio speakers, headphones for checking mixes, and the balanced cables needed to connect everything reliably.", "positive_items": ["B09617MLP2", "B08GGYMGY3", "B06X9MRG4R", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e17b738d8b052b9dc193fac", "partition": "shared_train", "query": "I\u2019m putting together a compact funk rehearsal setup and need a deep-toned bass guitar refresh, analog bass-synth sounds, a comfortable adjustable seat, and convenient access to drumsticks while I play.", "positive_items": ["B00CAKQCHS", "B07N2WWT61", "B06XWMLT5W", "B0009G009G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e18769ee4f3e2f055fcb47d", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and livestream recording station and need a desk-mounted microphone setup with monitoring, a long XLR connection, and a pop filter for clearer speech.", "positive_items": ["B0C5BMZ1K9", "B08DBDD6CM", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e26c7b187745ecd10ff3107", "partition": "shared_train", "query": "I\u2019m refreshing my guitars for a recording session, fitting one with smooth, warm flatwound strings and another with bright Nashville tuning, while using a single ergonomic tool to wind, trim, and remove bridge pins during the restringing.", "positive_items": ["B07V46KRD8", "B08R5GM6YB", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e2b1665a7771b69706da001", "partition": "shared_train", "query": "I\u2019m building a small home recording and rehearsal rig for guitar, connecting my instrument and amp over different distances while using licensed computer audio software that requires hardware authorization. I need compatible connections and a secure way to manage those software licenses.", "positive_items": ["B07N1LX1QC", "B09396NY1C", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e2d5ddea6425fd8def0cac3", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need hardware to improve tuning stability, replace worn string guides, and refresh the control layout with matching gold knobs.", "positive_items": ["B07GDXNXP5", "B07GV85N58", "B07BHM7RKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e38998f3157c4bc9870f4a0", "partition": "shared_train", "query": "I\u2019m setting up for regular acoustic guitar practice and small performances, and need supplies to refresh the strings, safely attach my strap, store two guitars securely, and experiment with different pick thicknesses.", "positive_items": ["B015TBAFYK", "B09JMYM88H", "B079TLFL33", "B0064BCRQE", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e39f8f0e389d7adb985828c", "partition": "shared_train", "query": "I\u2019m setting up a simple practice station for learning guitar at home and need essentials for trying different playing feels, keeping the instrument accurately tuned, and storing it safely between sessions.", "positive_items": ["B00IPH8MD2", "B018FCZKR2", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e3b6f962cbe2a7a924096de", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal and need reliable sheet music support, easy instrument tuning, and a long cable to connect my amp and speaker.", "positive_items": ["B0C5PRQ9K6", "B0BPLFP5P6", "B000OR4GZE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e417ba91c04b22b3e2b4a31", "partition": "shared_train", "query": "I\u2019m putting together a compact home rehearsal setup for switching between electric guitar and bass, with a small guitar head that needs a 1x12 cabinet plus a separate bass combo for full low-end tone.", "positive_items": ["B0BT855NFQ", "B00GXO7ASC", "B072C5G18H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e4565fa01305c36c5c996f1", "partition": "shared_train", "query": "I\u2019m setting up a compact home practice and jam station with a touch-sensitive tabletop electronic drum kit, a small amp for my electric guitar, and a long instrument cable so I can position everything comfortably.", "positive_items": ["B0045XUU08", "B0BT862N4P", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e4790058d9be87ef9f425d7", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need parts and supplies to smooth and polish the frets, improve string alignment at the headstock, and replace the pickup selector with a compatible multi-position switch for a reliable final setup.", "positive_items": ["B0B29LK8QD", "B09N8NHT1S", "B08ZLV8Q6B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e5a7c74b0d1357c573efaf7", "partition": "shared_train", "query": "I\u2019m organizing a playful children\u2019s kazoo-band performance and need enough assorted instruments for a group, a trumpet-style feature instrument, plus an adjustable boom stand to position a microphone for the performers.", "positive_items": ["B001ARJ93Q", "B001FVY1GM", "B00SVRLPYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e5ba0ce2ab409f0106f3017", "partition": "shared_train", "query": "I\u2019m building a compact setup to learn and record trumpet performances, needing a reliable student instrument and mouthpiece, secure storage between takes, flexible multi-microphone positioning, and small keyboard control for accompaniment.", "positive_items": ["B00X7DD6GW", "B0002ZO5Z4", "B093YJD2D2", "B000FLHSAY", "B0B2F781MF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e5dfe0200830a06f1ed9db7", "partition": "shared_train", "query": "I\u2019m setting up a home rap rehearsal and demo session where I can practice drum parts quietly, record clear vocals, and position the microphone well away from my recording equipment using a long, reliable balanced connection.", "positive_items": ["B092LF6RLS", "B09VT45772", "B09M5Q8FJC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e643d92a0aeb8022cb0b717", "partition": "shared_train", "query": "I want to record a polished acoustic guitar-and-vocal demo at home, with a stable adjustable mic setup that reduces handling noise and plosives, plus an easy way to change the guitar\u2019s key during takes.", "positive_items": ["B00C86FA0E", "B016QUXTZU", "B017NT392Q", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e65e1b4b679068286434cee", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar teaching and recording corner with safe storage for several guitars, fresh acoustic and nylon strings, replacement bridge hardware and picks, plus a USB setup for recording vocals and guitar.", "positive_items": ["B00OIA3QNQ", "B0BPKH4HB2", "B08JMQR2JK", "B01G0QLK2O", "B07B16JL73", "B00CGFRJ2Y", "B004FOITMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e690c712af76adce5db2c37", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and need compatible hardware for faster, more stable tuning, smoother bridge operation, adjustable string height, and refreshed volume and tone controls.", "positive_items": ["B0759CDJQH", "B08HMVDTWV", "B08HGF84PF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e81a96edffccc1a18db29dd", "partition": "shared_train", "query": "I\u2019m putting together a compact desktop karaoke setup and need a clear vocal microphone, stable height-adjustable positioning, colorful foam protection for handheld use, and a way to connect it to a 1/4-inch input.", "positive_items": ["B00GQ5FQV6", "B06XNBTLHC", "B00LOAASPC", "B0002ZPK0S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2e900df55fe4a3565d8ac8ef", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance that I can also record at home, and need a compact mixer with USB connectivity, several vocal or instrument microphones, and adjustable boom stands.", "positive_items": ["B00SVRLPYY", "B0039PPW60", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2e9b071607e29ee1010862bd", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster for quieter gigging and better tuning stability, and need the replacement electronics and hardware plus a secure neck support for doing the setup safely.", "positive_items": ["B06Y2PK4P8", "B07PGMGJPN", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2ea8b2e4f1e8bf0e1bed5a24", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and small performances, so I need bright, easy-playing replacement strings, new bridge pins, and a stable folding stand for safe storage between sessions.", "positive_items": ["B018FCZKR2", "B007MY5BDI", "B089DJ246S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2eae2ea40c27aad6bafe12e2", "partition": "shared_train", "query": "I\u2019m getting my ukulele ready for regular practice and performances, and need comfortable playing support plus options for precise fingerpicking and softer, gentler strumming.", "positive_items": ["B01F5RN6F8", "B0B863M78X", "B0951C4RGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2ebb23ecc7c88555d606a6c8", "partition": "shared_train", "query": "I\u2019m building a compact home setup for recording and amplifying acoustic guitar, with a soundhole pickup feeding an audio interface, studio monitors for accurate playback, and an adjustable stand for positioning a vocal or instrument microphone.", "positive_items": ["B015JTEBN8", "B00UALWPCA", "B09Y1X5BSC", "B08ZYXT8W6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2ec8cdd15f0098d441181c2e", "partition": "shared_train", "query": "I\u2019m preparing a small live music performance and need colorful DMX or sound-responsive wash lighting, matched replacement power tubes for my guitar amplifier, and a precise clip-on tuner for quick instrument checks.", "positive_items": ["B07CKB9F4S", "B086ZNBT1M", "B07M6B3RDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ec98f47f90c3a9ac8db3762", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and recording setup for vocals and guitar, with reliable connections to my audio gear and adjustable stand mounts to keep the microphones securely positioned.", "positive_items": ["B003Y57PME", "B014CD837M", "B01BU6B4Q6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2ecb77a923f3de789b2f68fb", "partition": "shared_train", "query": "I\u2019m refreshing a Stratocaster and need compatible parts for a three-single-coil setup, including a replacement pickguard, pickup mounting hardware, refreshed controls, and matching tremolo bridge hardware with an arm.", "positive_items": ["B003AYRBP0", "B003AYE7DO", "B003AYIAXW", "B0BCXKFMKD", "B0B8Z6MMNT", "B0025PM6DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ecbdc9d75949fad95ed2c7f", "partition": "shared_train", "query": "I\u2019m upgrading my Strat for a versatile blues-to-rock rig and need higher-output single-coil pickups plus two complementary overdrive options\u2014one transparent clean boost and one touch-sensitive drive\u2014for stacking with my amp.", "positive_items": ["B00HB2ZVRC", "B0B81FBRNV", "B01LEZVYZO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2eccd99af41876cda72e03f1", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic guitar performance and need fresh, rich-sounding strings, a reliable capo for quick key changes, and a stable adjustable boom stand for hands-free vocal or instrument miking.", "positive_items": ["B0002D0CAI", "B01MRJUB7Z", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ed80bf41448c2fc4c429035", "partition": "shared_train", "query": "I\u2019m recording a polished acoustic song demo at home and need reliable instrument tuning, detailed microphones for acoustic instruments, and a durable cardioid vocal mic for singing and spoken introductions.", "positive_items": ["B000AQDSMQ", "B08NVVLB16", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2edc8fac1d8ff12fcf022b90", "partition": "shared_train", "query": "I\u2019m organizing a mobile band rehearsal and small showcase: I need to transport microphones safely, route mic signals to multiple mixer channels, connect portable stereo sources and mismatched XLR equipment, split feeds where needed, and give a performer a personal vocal-and-click monitor.", "positive_items": ["B003BLOSI0", "B01H8E58SY", "B01DN7OLJC", "B01DN7OI40", "B0C5LYJXLR", "B01DN7OC00", "B00J4VHTSW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ee843cf9aad32929a14cecb", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for a deep, heavy-rock drum sound: I need durable snare head options, a way to lower the snare pitch, controlled bass-drum sustain, overhead percussion capture, and reduced cable hum.", "positive_items": ["B01290XS9S", "B0B2T6WF6N", "B0BK6S8QDW", "B0928H8KFQ", "B09HD48CZN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ef65308e1b2761bed701a7e", "partition": "shared_train", "query": "I\u2019m recording a playful home music video featuring a kazoo and vocals, and need a simple computer-connected microphone setup with clear speech, reduced popping, and dependable close-up audio.", "positive_items": ["B09G9DVTD3", "B00067G66Y", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ef9fa62890e82f042e0398f", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style electric guitar and need hardware to replace its individual tuning machines, removable fretboard decoration that looks like inlay, and a convenient way to tune and set it up accurately.", "positive_items": ["B006X0TBLA", "B08F7B852X", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2f10eee30adbd22e3a35b125", "partition": "shared_train", "query": "I\u2019m setting up a small panel-recording rig and need to secure lavalier microphones, connect a mic feed to a compact 3.5mm input, and neatly carry several balanced XLR channels across the stage.", "positive_items": ["B01DN7OAWU", "B07DX95KP2", "B00F45EWRI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2f1187e07b59f7b4d951f4ac", "partition": "shared_train", "query": "I\u2019m refreshing my home guitar setup for both electric and acoustic playing: restringing each with suitable gauges, cleaning and maintaining them, trying varied picks, and safely hanging the instruments within reach.", "positive_items": ["B0BFKQ9QXD", "B08DM9NFLH", "B08BJGBHN7", "B08R5GM6YB", "B09YDBKT7M", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2f28d28ed1612853b2183df1", "partition": "shared_train", "query": "I\u2019m starting alto saxophone lessons and need beginner-to-intermediate method materials plus replacement reeds so I can practice fundamentals, build technique, and work through exercises and melodies.", "positive_items": ["B000A2UQT8", "B00065Q1BQ", "B099ZS165M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2f2fe55e26dad7df6a6782b0", "partition": "shared_train", "query": "I\u2019m preparing a polished mobile DJ lighting setup for events, with a padded way to transport my fixtures and accessories, secure hanging options for truss-mounted lights, and a clean white cover for tripod stands.", "positive_items": ["B00RC44JZO", "B09ZTH7BCS", "B0BCCV59BG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2f34a98aeb4ec5ef8c49ca0d", "partition": "shared_train", "query": "I\u2019m restringing my guitar and setting it up for classic-rock rehearsal, with tools for changing strings and pedals to add sustain, compression, and gritty overdrive.", "positive_items": ["B08R5GM6YB", "B007T8CUNG", "B005J5D38W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2f43755a9c750aa86ea8d1ec", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for aggressive rock, looking for a powerful replacement pickup, a stable adjustable tremolo system, and heavier-gauge strings for strong tuning and sustain.", "positive_items": ["B00EB127IC", "B07BSHN8KF", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2f461a38008a907a784b16f6", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and want a vintage-looking control setup with three single-coil tones, a matching tortoiseshell scratch plate, and compatible 500k volume and tone controls for the wiring.", "positive_items": ["B075PNK14G", "B0792R6KH4", "B00BT7UBPW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2f744fc54e894a0df3e99256", "partition": "shared_train", "query": "I\u2019m preparing a small mandolin performance and practice setup with fresh strings, reliable tuning, hands-free access to digital sheet music, clear microphone placement, a bright reading light, and comfortable picks for playing and recording.", "positive_items": ["B0002D0CEO", "B00646MZHK", "B09G7GH2FH", "B06Y68ZX54", "B0077QSY76", "B00097BLAC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2f7f82408bc1926d29001451", "partition": "shared_train", "query": "I\u2019m setting up a compact podcast recording station and need flexible XLR connections between my microphone and gear, including a way to join female XLR ends, plus a pop screen to reduce plosive air bursts and protect the mic while speaking.", "positive_items": ["B0BXBH1VYN", "B0BZKJNJ89", "B09Q1B5YNF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2f8bee4d671ee40e722dde7b", "partition": "shared_train", "query": "I\u2019m setting up a small live open-mic recording rig and need several dynamic mics for singers, rack-mounted power distribution with front-panel lighting, and a way to feed a portable playback or recording device into an XLR input.", "positive_items": ["B01DN7OC00", "B07C91JT14", "B0014598WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fa14732281ff140477e31a5", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar for studio doubling and live playing, so I need reliable self-locking tuning hardware, bright high-strung strings for a Nashville-style setup, and a comfortable adjustable strap.", "positive_items": ["B0C61ZTFW9", "B0BPJ4Q6FJ", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fa72805d9458f8b228d627f", "partition": "shared_train", "query": "I\u2019m putting together a compact live electric-guitar rig and need a stable elevated amp setup, reliable connections for my effects chain, dependable pedal power, quick tuning, and comfortable picks for playing onstage.", "positive_items": ["B0875MWVQ5", "B09616T2BL", "B01KBCUPFG", "B073VRMPDY", "B08FC4P2F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fadf98007d3213f467adf08", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for recording and gigs and need to tighten the low-end, reduce unwanted snare and tom overtones, and transport my cymbals safely without scratches.", "positive_items": ["B0002D0LSG", "B00N19LGZ0", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-2fb21006ba9af7f3aa73a766", "partition": "shared_train", "query": "I\u2019m setting up a compact recording and live-sound station around an existing compatible tube unit, with a low-noise replacement tube, organized rack mounting, and long balanced connections for microphones and studio gear.", "positive_items": ["B00NPAMDQ6", "B00CEOPL36", "B0BXSYL7X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fb759e5fafdc146ae048c77", "partition": "shared_train", "query": "I'm setting up my electric guitar for heavier-tension playing and reliable live practice, and need a way to install fresh strings, tune accurately, and keep the strap securely attached during performances.", "positive_items": ["B00IFHCOUO", "B00IPHSRN2", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fbf5b5de69d6d14d03fdefc", "partition": "shared_train", "query": "I\u2019m preparing a portable classical guitar or ukulele performance setup and need secure instrument support, a chest-height playing strap, durable light picks for strumming, and hands-free control of compatible gear.", "positive_items": ["B0B8Z6GZZ5", "B09Z7HBFPN", "B08XYTW5S2", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fc3b419e2c5033da4c858b4", "partition": "shared_train", "query": "I\u2019m refurbishing my HSS Stratocaster and need a compatible chrome tremolo bridge, arm tension spring, and black 11-hole pickguard, plus padded stands to safely hold my guitars afterward.", "positive_items": ["B0B3VQQ6XY", "B005HZ8F00", "B08JMQR2JK", "B0BR2G8WYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fc6dfb806599e1bccc0b37f", "partition": "shared_train", "query": "I want to create a tidy wall-mounted guitar practice setup that safely stores my instrument, keeps picks within reach without marring the finish, and makes precise clip-on tuning easy.", "positive_items": ["B005ZV5K0O", "B0BXT384GR", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fcb6730bbefff04e4793163", "partition": "shared_train", "query": "I\u2019m building a compact electronic drum practice setup and need reliable kick triggering, a rack-mounted way to add a tom, and a small attached holder for sheet music or my phone.", "positive_items": ["B01BMUJ930", "B00IMNCGFE", "B01M18LT95"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fcec5eb44feac5ff439ef1f", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record a complete song, capturing acoustic instruments and cymbals clearly, adding a sung vocal, and programming keyboard parts and arrangements.", "positive_items": ["B00UNP92A6", "B07C484BHP", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fd31c0b9fe18931f2e6f47e", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a cleaner practice and recording setup, with accurate tuning, stable neck support while I work on it, and less unwanted amp hiss.", "positive_items": ["B0BPLFP5P6", "B00TV90MT0", "B00DT59450"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fd472678e7e022df6c7d62c", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording and podcast room and need a broadcast-quality microphone, long balanced connections for my audio gear, wall treatment to reduce reflections, and filtered surge-protected power.", "positive_items": ["B09398HH18", "B07Q6ZM4VT", "B0B89ZSYS7", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fd5f1b14bc3eb9a190ff0dc", "partition": "shared_train", "query": "I\u2019m outfitting a small rehearsal and recording room with a rolling equipment rack, permanent balanced XLR connections through the walls, several long microphone runs, and reliable cables to connect the PA speakers.", "positive_items": ["B00O4FPVBK", "B0002DVD7Y", "B00FW2ETYE", "B00O5EKZ9I", "B01DN7O97G", "B01N9VUPVE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fd62d8011eeda7fc8e58cdc", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording rig for tracking kick drum and bass guitar, with a dedicated low-end microphone, a DI for the instrument, two-channel USB recording, balanced XLR connections, and a stable weighted boom stand.", "positive_items": ["B0073K9BHS", "B0BZ5QTMKT", "B0002DUQ72", "B06X9KG3HW", "B01E6T56EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fd8efa9874aa8ee4852199d", "partition": "shared_train", "query": "I'm refreshing my classical acoustic guitar for small amplified gigs and need replacement nylon strings, an easy restringing tool, flexible pitch changes, feedback control at higher volume, and a safe way to store it between rehearsals.", "positive_items": ["B0BPKH4HB2", "B0010SHU18", "B07PPHHG34", "B08R5GM6YB", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2fe8017b4fde98cd33e9b2a5", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for versatile live and studio playing, with durable responsive heads for my toms, a warm dark crash, and a crisp, fast-closing hi-hat sound.", "positive_items": ["B0BKZ1G3P3", "B0B9YY9Y64", "B09V54P8H3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ff809fe61da0bf05becd8d3", "partition": "shared_train", "query": "I\u2019m building a compact beginner-friendly guitar practice and jam setup: I need chord and progression guidance, colorful replacement strings for electric guitar, a slide for gliding notes, and a small cajon for accompanying rhythms.", "positive_items": ["B07BSHS3BX", "B074GCYPDJ", "B01DNC1FDM", "B078JTM4V4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-2ffead0fb6037b7eb12cadf5", "partition": "shared_train", "query": "I\u2019m setting up a compact home DJ and party sound system with multiple audio sources, powerful full-range speakers, and secure wall mounting to save floor space.", "positive_items": ["B084CCRNXG", "B0B31RCL2G", "B0024L4H0C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30119752cd83665622ba16fc", "partition": "shared_train", "query": "I\u2019m setting up a home podcasting station and need a desk-mounted vocal mic, monitoring headphones, dependable XLR connectivity, and a pop filter for clearer speech recordings.", "positive_items": ["B0C5BMZ1K9", "B08DBDD6CM", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-301437e4d139a4b25ed12b60", "partition": "shared_train", "query": "I\u2019m setting up a fingerstyle guitar practice rig and need comfortable picks, reliable pitch and rhythm training, plus compact power for my effects pedals.", "positive_items": ["B07BC4KMQK", "B07DK59QNR", "B00I9FL3OA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3016cad2cd8356d3ce820ce0", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording space and need hands-free amp control, more stable and easier tuning hardware for my guitar, and wall treatment to reduce room reflections and improve recorded sound.", "positive_items": ["B0C2TCV19K", "B08T2KMKC3", "B078L11275"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-301f8e20b6947fa88f0c47c2", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for vocals and acoustic instruments, and need a stable boom-mounted condenser mic, reliable balanced connections, and enough inputs to record multiple sources.", "positive_items": ["B017NT392Q", "B07CYRYQ8G", "B06X9KG3HW", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3023acfc8f9ea833870abfa4", "partition": "shared_train", "query": "I\u2019m building a small modular synth setup for experimenting with stereo audio and control signals. I need to assemble a couple of DIY modules, combine and pan sources, distribute signals to multiple destinations, and patch the system together with 1/4-inch leads.", "positive_items": ["B017UYMOV6", "B09616T2BL", "B07BT1KFPJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-303e18f2f8aefb050ff31a63", "partition": "shared_train", "query": "I\u2019m restringing my nylon-string guitar for a small performance and need light-tension strings, reliable tuning, and an adjustable capo for changing keys.", "positive_items": ["B0BPKH4HB2", "B01MRJUB7Z", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-303facf0a43aa3612fffc31b", "partition": "shared_train", "query": "I\u2019m building a compact home guitar practice setup and need to connect several effects pedals neatly, power them from a USB source, and run everything through a portable amp with tone, distortion, volume, and headphone controls.", "positive_items": ["B09PBL98Q4", "B0B72CGCZR", "B07GD54Q66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-304297447f0eb54061405e71", "partition": "shared_train", "query": "I\u2019m setting up a portable rehearsal and small live performance rig with a self-contained keyboard for melodies, reliable stage power for several devices, and a way to distribute my guitar signal to multiple amplifiers.", "positive_items": ["B01CIVD906", "B0BDMYDCBX", "B07G9J1Z8Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30449fb1d0fcfd202ed7bf72", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for home practice and small gigs, and need an adjustable strap, a reliable way to keep it securely attached, and a protective stand for setting it down safely.", "positive_items": ["B01IWQ9XEM", "B07MCM2DCZ", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3047ab9ef9c985bf06ceab9c", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record vocal performances and guitar into my computer, while also monitoring and balancing several audio sources through a compact mixer.", "positive_items": ["B0B31RCL2G", "B0C3BSXX6N", "B01878M5JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3051e9f8fb6cfdfe2c6f9b5b", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar practice setup with versatile modeled tones, hands-free preset and effect control including wah, and a reliable cable to connect my guitar to the amp.", "positive_items": ["B01BU6B4Q6", "B002GYWBKU", "B07T19X6YP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-305b4b4798fac829f0854fac", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string Fender electric guitar for bright Nashville-style parts and need replacement hardware, stable locking tuning, a compatible chrome bridge assembly, and an all-in-one tool to install and trim the new strings.", "positive_items": ["B0BPJ4Q6FJ", "B003AYINB6", "B0BKR2ZM9X", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30630baf9665e0ab7c7579c1", "partition": "shared_train", "query": "I\u2019m putting together a comfortable banjo practice and recording setup with hands-free support, secure instrument storage, and an adjustable microphone position for playing sessions.", "positive_items": ["B01AZ0WPPC", "B08448RJNW", "B09LTZ1QXP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-306fc303d381afcade7d0947", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for rehearsals and need double-pedal head protection, an adjustable boom-mounted splash accent, and dependable nylon-tip sticks for playing and practice.", "positive_items": ["B08DVPJSX9", "B0B6G9H79J", "B0BKZ5DJZ2", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30783340e6462b8e92218e27", "partition": "shared_train", "query": "I\u2019m preparing my resonator guitar for amplified bluegrass performances and need an easy way to tune it, connect reliably to an amp, and play comfortably with secure shoulder support.", "positive_items": ["B09V91H5XM", "B0032UYJ98", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-307918848b1121c042935d51", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar setup for tight, aggressive metal playing and home recording, with a high-output bridge tone, better control over a loud tube amp, and durable picks for precise riffing.", "positive_items": ["B073RHQS1Y", "B09R3KNKKG", "B00CIHB8FY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3083e14b2715c5eb2289f415", "partition": "shared_train", "query": "I\u2019m recording a layered country-rock track and need strings for a heavier, lower-tension electric guitar setup, a warm and smooth five-string bass part with minimal finger noise, and a high-strung Nashville-tuned guitar to double parts for a 12-string effect.", "positive_items": ["B0BSGM6CQ9", "B0BKZ5F8BS", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3089286a33c4d4b5f1cf3766", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar rig for rehearsals and small gigs, with a compact effects setup, classic digital delay sounds, and protection to keep my amp head clean during transport and storage.", "positive_items": ["B07YDGK9M1", "B086RM9ZB6", "B0C4SQBLC4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-308c9997f6328c54acdc936d", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ setup for small events and need a clean front facade to hide wiring, long locking speaker connections for the sound system, and a stable folding stand for a compact display or monitor.", "positive_items": ["B09GF6NX3X", "B079Z72D57", "B01KZHP5IE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-309096565f930956d1fb0345", "partition": "shared_train", "query": "I\u2019m restoring the chrome control area on my Jaguar-style electric guitar and need replacement master and pickup-selector plates plus matching black top-hat knobs for the pots, so the controls look complete and work properly.", "positive_items": ["B01N5GCZ33", "B003AYNOUG", "B0077RJA9Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30a3a52ab40ecb78d6d1dba5", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for recording a punchy rock/metal demo, needing a durable, focused 12-inch snare head plus a compact bright accent and two contrasting crashes\u2014one warm and quick, one dry and trashy\u2014for varied transitions and punctuation.", "positive_items": ["B07BR6CZZQ", "B09HCVF8DH", "B0B6JP6KZ6", "B0BBP763HF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30a4d1078e50309d382ac72c", "partition": "shared_train", "query": "I\u2019m getting my electric bass ready for regular gigs and need a setup that lets me clean and condition it, change strings efficiently, carry it safely, and connect quietly to an amp while swapping instruments.", "positive_items": ["B072VH61FV", "B0928FM4T3", "B0BRWSYSJS", "B0B2T1LF1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30b897ce72161c8d9bbd4ffa", "partition": "shared_train", "query": "I\u2019m assembling a portable snare-drumming practice and rehearsal setup with responsive light sticks, precise drumhead tuning, controlled-volume off-field practice, and organized transport for multiple sticks and essential accessories.", "positive_items": ["B0BKZ67C9F", "B0002F4TKU", "B0B5DMCQ8D", "B0CF797FLB", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30c7784fb09bc1786228a292", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need to replace its pickup selector, adjust the control hardware without damaging the finish, and tune it accurately afterward for a reliable stage setup.", "positive_items": ["B00PU048K8", "B07KDYH2DF", "B0BT2Q355P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30cd51f048e25c97b6cbe706", "partition": "shared_train", "query": "I\u2019m setting up a portable small-stage audio rig and need a protected way to carry my mixer, color-coded XLR leads for microphones, and balanced quarter-inch patch connections between the mixer and other audio equipment.", "positive_items": ["B00O14MQNU", "B01M8N618U", "B0BH49Q6ZS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30d14072c5701807266a275a", "partition": "shared_train", "query": "I\u2019m outfitting a beginner-friendly guitar teaching setup with supplies for electric, steel-string acoustic, full-size classical, and half-size student guitars, plus versatile picks, a comfortable adjustable strap, and a long cable for lessons and practice.", "positive_items": ["B01DE4DTAG", "B0BSGM6CQ9", "B0B8M2Q1DS", "B08BJGBHN7", "B0BPKH4HB2", "B079NS31NK", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30d320f20badf16570ec9e02", "partition": "shared_train", "query": "I'm putting together a small live-band sound setup for several singers and an amplified instrument, with clean balanced connections to the mixer, dependable short and long stage cabling, and personal in-ear monitoring for the performer who needs to hear clearly.", "positive_items": ["B003Y586GS", "B074T6YNSK", "B074T6M44Y", "B07XW3F5H5", "B000CZ0R3S", "B07C91W874", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30e8c0f05c16940e53ece48b", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and gigs: I need a protective way to carry it, secure support while playing, reliable tuning, and fresh heavier-gauge strings.", "positive_items": ["B0BSGM6CQ9", "B004BIUCN2", "B074WXM13T", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30f567398d68ff460d817dc4", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need chrome mounting hardware for humbuckers, black numbered control knobs for coarse-spline pots, and a Fender-style flat-bottom replacement nut to complete the setup.", "positive_items": ["B01EFEKBIM", "B078JX247H", "B0C4GR5C3L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30f5bb6f58ed52e3f88ff139", "partition": "shared_train", "query": "I\u2019m putting together a compact bass practice setup and need versatile effects, dependable clip-on tuning, and the appropriate power solution for playing at home or rehearsing.", "positive_items": ["B01BZTGPW6", "B0BPLFP5P6", "B0C3LLQNMN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-30fa69fb4e906912d3fe7a95", "partition": "shared_train", "query": "I'm refurbishing my electric guitar and need to upgrade its warm, higher-output tone, replace the worn output jack hardware, thoroughly clean and condition the instrument, and restring it with the right all-in-one tool.", "positive_items": ["B017K8FR8E", "B07N5MJDBF", "B009A5JA98", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-310958602c43f8c279481f8d", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to film guitar performances, with secure wall storage for the instrument and a durable handheld vocal mic feeding clean multi-channel audio into my DSLR video setup.", "positive_items": ["B00CRY250U", "B0002ORPP2", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-310e11c9dfc1b6930a606821", "partition": "shared_train", "query": "I\u2019m setting up a portable electronic keyboard for rehearsals and small performances, and need stable adjustable support, piano-style sustain control, and a secure way to protect the instrument from dust between sessions.", "positive_items": ["B017DNZ3XK", "B0C3LFLQRP", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-310eb051b8881639a91ed877", "partition": "shared_train", "query": "I'm putting together a compact live bass setup for a small theater gig and need comfortable support for a heavier bass, fresh flexible strings, a hands-free vocal mic, and padded transport for my mixer and wireless in-ear monitoring gear.", "positive_items": ["B004MW5BCE", "B0BSC9T1BY", "B01M8N618U", "B07NDHS7FN", "B01MXV4I0H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-312868c69a73b541d7d676a3", "partition": "shared_train", "query": "I\u2019m setting up my guitar for comfortable playing and need to accurately check its string height, use a comfortable adjustable strap, and safely secure the instrument on a table or amp when I set it down.", "positive_items": ["B00JJIBUQW", "B07226MCY6", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-312f30b62fbf8f38c3f30539", "partition": "shared_train", "query": "I\u2019m setting up a karaoke stage for events and need multiple wireless vocalists, effects mixing, and cleaner, more polished sound through the PA.", "positive_items": ["B07GVFYCLY", "B0002CZU56", "B07RDJR8PY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3136b667c6b782021fb6df62", "partition": "shared_train", "query": "I\u2019m setting up a portable podcast and voice-recording station for interviews and occasional live sessions, needing a professional dynamic vocal mic, sturdy adjustable stand, and plenty of balanced XLR leads for connecting gear and keeping backups.", "positive_items": ["B0B52FBC66", "B015JTEBN8", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-313c688d5a6e03be8e37aa23", "partition": "shared_train", "query": "I\u2019m repairing a live-event PA speaker setup and need a replacement 18-inch woofer, a cable to connect a microphone with an XLR output to a quarter-inch input, plus durable quarter-inch speaker cables for nearby and long-distance amplifier-to-speaker connections.", "positive_items": ["B01M9D2C5L", "B003AYVDD6", "B08JGF85HF", "B0BG53T86F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3140754be8c5a85043deb28d", "partition": "shared_train", "query": "I\u2019m refreshing a 14-inch snare and setting up a small live recording session, so I need replacement snare wires, microphones for vocals and instruments, rim-mounted drum mic holders, and a long XLR cable.", "positive_items": ["B08HPTFK9P", "B09ZTDP99M", "B0C3LJNL3G", "B0C61ZDWWH", "B01KC85CO8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31470c6b3d3dee5fde303e03", "partition": "shared_train", "query": "I\u2019m putting together a small guitar rig for rehearsals and occasional performances, needing short connections between pedals, a medium-length link to nearby gear, and a much longer cable to reach an amp across the room or stage.", "positive_items": ["B0938MMWSV", "B00GYGW06Q", "B00SXWIG8A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31533436e1c2192f1c63de45", "partition": "shared_train", "query": "I\u2019m setting up a professional home livestream and podcast station with a broadcast-quality XLR voice mic, reliable connection, and hands-on control of computer audio levels.", "positive_items": ["B07XH41DLN", "B074379C7Q", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31577cfdc8091d2c0e778eb6", "partition": "shared_train", "query": "I\u2019m setting up a small home studio for recording band performances and instructional videos, with polished vocal and drum capture, a discreet mic for spoken segments, tube-style vocal processing, and safe wall storage for guitars.", "positive_items": ["B001N0LI3Y", "B00R57EXLI", "B07CQ9VV6F", "B0002E51C6", "B00BFLNFMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31590b1f44b37a09ed6b70a0", "partition": "shared_train", "query": "I\u2019m preparing both my 12-string acoustic and electric guitars for an upcoming rehearsal, so I need replacement strings suited to each instrument plus comfortable picks for playing them.", "positive_items": ["B0BKZ3GCGR", "B0BSGM6CQ9", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-315a827cacb0f01229bf5959", "partition": "shared_train", "query": "I\u2019m putting together a blues-folk performance setup with rich 12-string acoustic accompaniment, an easy-playing harmonica, and a dedicated microphone that lets me amplify the harmonica directly through an amplifier.", "positive_items": ["B004ACP09A", "B000SAGSRQ", "B07D9NK1S1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3162dfd81006fead5dc263b9", "partition": "shared_train", "query": "I\u2019m getting my 7-string electric guitar ready for rehearsal and need fresh, bright-sounding strings, a comfortable adjustable way to play standing, and a short dependable connection to my amp.", "positive_items": ["B074TJFXB3", "B09G5XH5YD", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-316494a57f53ab7cd5e1889b", "partition": "shared_train", "query": "I\u2019m preparing my Made-in-Mexico Fender bass for live gigs where I\u2019ll sing and play, with a wireless vocal setup, secure strap attachment, convenient transmitter storage, and quick E-to-D tuning changes.", "positive_items": ["B0006ZXFWO", "B0BLLXXT6F", "B01AW50JXA", "B003KV7DD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31661cd928c9240e9ffcfad3", "partition": "shared_train", "query": "I\u2019m setting up a dependable drum kit for rehearsals and small gigs, needing sturdy, stable supports for my cymbals and snare, with flexible positioning, secure adjustments, memory settings, and minimal rattling.", "positive_items": ["B000B6DTZQ", "B0002F4VGC", "B0002GWWAI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3167a21265f4518973f217c1", "partition": "shared_train", "query": "I\u2019m preparing for guitar rehearsals and small gigs, so I need a way to carry my electric guitar, wear it comfortably while playing, and secure it safely on nearby furniture between sets.", "positive_items": ["B004BIUCN2", "B097FMTZCP", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-316da3801f2696f290260851", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar for amplified rehearsal and direct recording, and need reliable strap security, thin durable picks for strumming, and a way to shape and send the guitar signal to my equipment.", "positive_items": ["B09RJZSQML", "B0179A4ILK", "B07MJVGJSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31782e610d76fc901f96b997", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for regular rehearsals and need long-lasting super-light strings, durable standard picks for a consistent feel, and an adhesive pick holder to keep spares conveniently within reach.", "positive_items": ["B095XVTR2X", "B01K1EJQ9U", "B0BR2N43GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-318f4e7f942efa0d098624b2", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar performance and need a stable PA speaker setup, an adjustable boom stand, close microphone placement for my guitar amp, and long XLR connections.", "positive_items": ["B00NPAMDQ6", "B00SX2L4RA", "B073WND433", "B08PMZQXN3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31932d7de529ace60eea7115", "partition": "shared_train", "query": "I\u2019m putting together a portable Latin percussion setup for rehearsals and gigs, with easy-access storage for my sticks plus mounted sambago and low cha-cha bell accents.", "positive_items": ["B0002F4TUA", "B0002F7KAG", "B002LJPL5W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31a129635233a038d89dd964", "partition": "shared_train", "query": "I\u2019m starting a Bb clarinet practice and performance setup and need a warm-sounding instrument, a responsive mouthpiece for clear articulation, and a stable compact stand for rehearsals and gigs.", "positive_items": ["B09TQ5K47S", "B00TH40K64", "B0714D8HTG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31a37c381d5e5d0b0d30f9aa", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for recording, with a deep, punchy kick sound, an expressive Oriental crash accent, and separate microphones to capture the full kit clearly.", "positive_items": ["B003FW0IHA", "B0007YLXJQ", "B0002F4MKW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31ab0cd1250598bb55fc673a", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular practice and need stable floor storage, a comfortable adjustable way to wear it, and self-adhesive scratch protection around the picking area.", "positive_items": ["B09YW3PJ7V", "B018FCZKR2", "B07SNR3C4S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31ab74da450334e383611d99", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for gigs and need properly sized padded protective cases for the bass drum, snare, and tom so everything can be transported securely without scuffs or impact damage.", "positive_items": ["B007IFOW6S", "B007IFOM2M", "B007IFOUEM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31b9c1b70bb4a7b8802c6388", "partition": "shared_train", "query": "I\u2019m refreshing my bass rig for a small live setup: restring the bass, connect one compatible 9-volt-powered unit without powering multiple pedals, patch the signal chain, run balanced audio to the PA, and replace a worn amp-cabinet handle.", "positive_items": ["B0010CMJ4C", "B093TMG5W7", "B01DK40R3M", "B0002E3FBA", "B0002GNT0U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31c03f1aaa6eb83a5f15b310", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster for reliable gigging and need smoother stable tuning, a fresh output connection, and a tidy pedalboard setup with accurate tuning and dependable low-noise connections.", "positive_items": ["B0062NUUW2", "B07Z3RNXV6", "B07MGSPJ2K", "B06XZYD4NJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31c2b7c2b81ff06559da3956", "partition": "shared_train", "query": "I\u2019m refreshing and personalizing my electric guitar: I need help with faster string changes, assorted replacement hardware, a way to create custom picks, and gentle supplies for cleaning the finish.", "positive_items": ["B0922D1DMH", "B08P4BVN3K", "B008BPI2OW", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31d242027e6584c5278577f3", "partition": "shared_train", "query": "I\u2019m setting up a bass practice space and need a striking solid-body electric bass, an adjustable wide strap for playing, and secure wall storage for my guitars.", "positive_items": ["B079HP2PFK", "B071NLC6QF", "B0B8LZKBN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31de9277e77abcdf7692357d", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic guitar for live amplified playing and want a brighter restringing, improved string contact and setup, plus an under-saddle pickup installation that captures the guitar\u2019s full tone.", "positive_items": ["B00APS5EE4", "B00771QSA6", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31e189224f46cd82f0863308", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal recording station and need a stable adjustable boom setup, a secure microphone mount, and a short balanced connection for my audio gear.", "positive_items": ["B002FWET44", "B01DE4DEGK", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31f068729573b0bff3253aea", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice space with secure wall storage for my bass and electric guitars, plus travel and maintenance essentials for my 3/4-size acoustic, including playing, tuning, and humidifier upkeep.", "positive_items": ["B075RHKS5J", "B078KTV8L4", "B07R3S93K8", "B07VWSB34H", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31f12219054a18930a7f4848", "partition": "shared_train", "query": "I want to set up a small home music performance and recording station where I can play a MIDI keyboard with sustain, sing into a studio microphone, and blend everything through a mixer for streaming or recording.", "positive_items": ["B0BT9R8MMV", "B08BZ635XJ", "B0BSCGXCVP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-31ff2be0540e0e1a27000abc", "partition": "shared_train", "query": "I\u2019m preparing a small guitar rehearsal setup and need to restring my electric guitar, play comfortably with picks, keep its strap secure, and safely hold the instruments between sessions.", "positive_items": ["B0179A4ILK", "B0BKZ3GCGR", "B0BSGM6CQ9", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-320346088ea009586a2c5823", "partition": "shared_train", "query": "I\u2019m refreshing a compact live-performance drum and PA setup: I need to mount a speaker cabinet securely on a stand, replace the 22-inch kick drum resonant head, and tame overtones on a 14-inch tom.", "positive_items": ["B0CHR7H1L3", "B0BKZ2S4PC", "B07F349RSZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3208f22b83e010cd339c7adc", "partition": "shared_train", "query": "I\u2019m getting my acoustic instruments ready for a bluegrass jam and need reliable replacement strings for my mandolin, five-string banjo, and acoustic guitar, plus basic setup and playing accessories to restring and tune everything.", "positive_items": ["B07TM93H47", "B0853X3VDC", "B0BPKH7FJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3221b1a14da2e8cd3e482b74", "partition": "shared_train", "query": "I\u2019m restoring an older Precision bass and want to finish its classic look while adding a comfortable adjustable leather strap and reliable hardware to keep the instrument securely attached during gigs.", "positive_items": ["B06XGVNTR6", "B0B2ZFSD1F", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3224456377a56dfd6e22028d", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal and performance area where I can safely display several instruments, tune them quickly, and change keys easily while practicing different songs.", "positive_items": ["B08JMQR2JK", "B0BHSG5C3G", "B072JVYTHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-322c3826f009c91a30cd78b6", "partition": "shared_train", "query": "I'm assembling a sax setup for a jazz gig where I'll switch among alto, soprano, and tenor, using bright, free-blowing mouthpieces, suitable alto reeds, and cork grease for setup and maintenance.", "positive_items": ["B09CLZ6Z4Z", "B002VKAUR0", "B07Q422FS6", "B09CLX9F9W", "B09CDMKJY7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-322e836faf06ec632369a6a1", "partition": "shared_train", "query": "I want to record a playful one-person acoustic novelty song with hands-free rhythmic accompaniment, comic pitch effects, buzzing harmonies, and clear vocals without distracting breath pops.", "positive_items": ["B000AUC82S", "B0CCK4YYNM", "B00067G66Y", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3237c2a620b3bafe86ec293f", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar teaching and rehearsal space and need supplies for restringing acoustic guitars, changing keys quickly during practice, keeping instruments safely accessible on the floor, and storing others securely on the wall.", "positive_items": ["B08JMQR2JK", "B012U3FNT2", "B00BESRB8Q", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-323a416ca954f753b2f8fb4e", "partition": "shared_train", "query": "I\u2019m setting up audio for a small live community event with singing and presentations, needing a durable handheld vocal mic, a short XLR connection, and a lightweight hands-free headset compatible with an Audio-Technica wireless system.", "positive_items": ["B00PQXT1CO", "B08NVVLB16", "B075VHF7DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-323a9a4f21143591f16f2c1a", "partition": "shared_train", "query": "I\u2019m getting my drum kit ready for rehearsals and gigs and need reliable sticks, protective carrying storage for cymbals and a drum component, plus a safe cleaner for shells, hardware, pads, and throne.", "positive_items": ["B072JHRLJF", "B0C3H7F7CF", "B07TCPQB6M", "B007MCRR32"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3256e38915ec4acd677540c4", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for playing folk and blues guitar while accompanying myself on harmonica, with a comfortable way to carry the acoustic guitar and keep both hands free for playing.", "positive_items": ["B0002D00FK", "B00N28W72G", "B01MUDDGPG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3262672f7dc2e08b47d4804e", "partition": "shared_train", "query": "I\u2019m building a compact studio and small-event audio setup and need hands-free microphone positioning, plenty of inputs for multiple performers, and an accessible way to organize rack equipment near the mixing position.", "positive_items": ["B0BXSYL7X8", "B007BYWMUY", "B08DZZ89Z9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-327a788d40d959dfdb4046a5", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for practice and want fresh bronze strings, easy clip-on tuning, quick key changes, and comfortable gripping picks for strumming.", "positive_items": ["B0BHSG5C3G", "B00CPLODUU", "B01DZ6FBBI", "B017UUNXCY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-328b8851c5f8de6867e19e0e", "partition": "shared_train", "query": "I\u2019m setting up a comfortable classical guitar practice routine and need better playing posture, a way to mute strings while focusing on tremolo technique, and a secure, low-profile solution for changing nylon strings.", "positive_items": ["B019MIPZ8M", "B00M5NGXKG", "B01E7FQ03O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32a5d36c33b5e13f9efe0756", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and recording guitar at home and at small gigs, with a safe place to rest the instrument, reliable picks for playing, and an easy way to check tuning across instruments.", "positive_items": ["B0B8NXV975", "B08XYTW5S2", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32abc017d8fef0bcbe6739f2", "partition": "shared_train", "query": "I\u2019m restoring and fine-tuning my guitar at home, so I need a stable adjustable workstation stand, supplies to clean and protect the finish and condition the fretboard, plus accurate tools for checking string height and neck radius.", "positive_items": ["B07T9NM5QR", "B08BNMXRT6", "B07B8WL33G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32b51b8a7b02f9a5ca56694d", "partition": "shared_train", "query": "I\u2019m putting together a small live music setup for a solo performer who will switch between acoustic-electric and electric guitar, sing into a handheld mic, use a hands-free headset for stage announcements, and needs portable amplification, a comfortable strap, and fresh replacement strings.", "positive_items": ["B00DD0TB3Q", "B00JW286K8", "B074JF4CMN", "B006XY718G", "B0BSB9249S", "B07D9V7RD5", "B0B96H6DMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32b6fe49716c06346b7e9047", "partition": "shared_train", "query": "I\u2019m putting together a small spooky stage performance and need an approachable sax setup with a straight playing option, plus handheld rhythm and eerie pitch-bending effects for the accompaniment.", "positive_items": ["B07K1DV7WF", "B08NL2LYRN", "B000EEJHMO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32b9ab4886a1f78a506bf4d0", "partition": "shared_train", "query": "I\u2019m putting together a guitar rig for recording aggressive, psychedelic parts: I need phase and high-output fuzz tones, a dependable way to capture my amplified sound, and secure strap hardware for performing safely.", "positive_items": ["B0CB98SMQR", "B00EYNQ2HE", "B07DY7M27J", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32d6017987adb100e6297283", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a UV-lit stage performance and need to care for the fretboard, improve playing comfort, and add bright, durable strings for visual impact.", "positive_items": ["B07SPHH7TD", "B07BSHS3BX", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32d889f1b512c898c0da0d4a", "partition": "shared_train", "query": "I\u2019m setting up a compact tabletop speaking station for school events and need a secure desk mount with an adjustable microphone arm and holder compatible with my Shure wireless handheld transmitter.", "positive_items": ["B0BXT5BXFL", "B07KDSZ2TJ", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32da7a26ca3cf26b652c4e28", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with a fast, scratch-free restringing setup, distinctive replacement controls, and removable skull-themed fretboard markers for a personalized stage-ready look.", "positive_items": ["B08HMVDTWV", "B0C3LKJXFR", "B00NSETFQK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32e36f6cbebc0695c4dcb579", "partition": "shared_train", "query": "I\u2019m putting together an affordable alto saxophone setup for learning and regular practice, with a playable instrument, replacement reeds in a suitable strength, and a comfortable adjustable neck strap for secure support.", "positive_items": ["B07K1WR96C", "B099ZS165M", "B00OESXG64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32ed300b901530657621583a", "partition": "shared_train", "query": "I\u2019m putting together a portable rehearsal setup for a set featuring acoustic and electric guitar, with safe stands for both instruments, quick tuning, a long amp connection, and isolated headphones for monitoring at comfortable volume.", "positive_items": ["B00646MZHK", "B0C5PRQ9K6", "B000P5RVRU", "B0C4S58NLX", "B0002F519I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32f04acfe47c487f8320807d", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need hands-free control of my guitar amp, colorful sound-responsive stage lighting, handheld rhythm percussion, and reliable rack power connections for wireless and monitor gear.", "positive_items": ["B0BG3QZCJN", "B073V8H1KV", "B0BLM2DG9F", "B093YGLS3F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32f2892182163d850ced62a5", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar pedalboard for ambient and classic rock tones, with warm echo, swirling modulation, and fast reliable tuning between songs.", "positive_items": ["B073VRMPDY", "B072MRBN4G", "B0928FMP3T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32f28cb7c436adb7950d4e13", "partition": "shared_train", "query": "I\u2019m setting up a comfortable beginner acoustic-guitar practice corner at home and need a full-size instrument, suitable picks for learning strumming, and an adjustable padded seat for regular practice sessions.", "positive_items": ["B06XF6NF5Y", "B01J6N71G2", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32f9f48ff5cbc350feb9708a", "partition": "shared_train", "query": "I\u2019m assembling a Fender-style bass and need compatible parts for a Precision-style body: a playable Jazz neck, vintage tuning hardware, secure neck mounting, reliable bridge and intonation, strong P-Bass electronics, and finished control and scratch-plate hardware.", "positive_items": ["B0002GKYZI", "B072PWKPLW", "B07NQTQJCK", "B0B819R6CN", "B07TW6QJ99", "B0C3H5SS5J", "B0833483X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-32fc259b17934ecce79668da", "partition": "shared_train", "query": "I\u2019m preparing my alto saxophone for lessons and performances and need a playable mouthpiece setup, durable strength 3.5 reeds, and an accurate clip-on tuner.", "positive_items": ["B01NCEDRSV", "B00P0AHJZY", "B015XLDQD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33089c57db38298709cebe66", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar and baritone ukulele for an upcoming recital and need replacement strings for both, fresh humidifier sponges to protect the guitar, and a sturdy case for transporting the ukulele.", "positive_items": ["B00OV5PC5S", "B07BLG25CM", "B007MY5BLU", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33096e7406441a6bf7ad357b", "partition": "shared_train", "query": "I\u2019m assembling a mobile guitar rig and need a ventilated, lockable rolling rack for my gear, rack-mounted power distribution with USB charging, and plenty of comfortable picks.", "positive_items": ["B00X8MTF8A", "B0BKZ3GCGR", "B0057RL6DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3309f71f66ba88e20e80f3ac", "partition": "shared_train", "query": "I'm setting up a comfortable home music practice corner for keyboard playing and a small string instrument, with hands-free sustain control, adjustable seating, and a compact stand that can fold away when not in use.", "positive_items": ["B07SZLB9GM", "B07MZYNZ1C", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33149f15141fe4cb463076c1", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable beginner piano station at home and for travel, with a 54-key electronic keyboard, adjustable support for different playing heights, and a padded folding seat for practice sessions.", "positive_items": ["B01B15JPCQ", "B07MZYNZ1C", "B0C5YS1Q4S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3316b8fb5b5c61247edf4024", "partition": "shared_train", "query": "I\u2019m building a home recording setup to capture vocals and electric instrument parts into my computer, connect a MIDI keyboard, run the microphone over a long distance, and monitor the performances with comfortable semi-open studio headphones.", "positive_items": ["B008879GO8", "B07MJJ281Z", "B019JX565C", "B00NPAMDQ6", "B092LF6RLS", "B09B45DLQG", "B0864MXNSZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3317d419b34e972b46a77b9c", "partition": "shared_train", "query": "I\u2019m preparing for a live acoustic folk performance and need fresh, warm-sounding strings for both my mandolin and guitar, plus a silent hands-free way to turn digital sheet music and set lists on my tablet.", "positive_items": ["B01C5RZWM6", "B07DLBZWXS", "B0853X3VDC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-331c3a901ff5b298e4168396", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar setup for rehearsals and small gigs, with a comfortable strap that stays secure, quick clip-on tuning, and a compact overdrive pedal for shaping my tone.", "positive_items": ["B0BHSG5C3G", "B096K2LZKH", "B00TSCFIDA", "B0747ZV25P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33268208a416255e97d3a51d", "partition": "shared_train", "query": "I'm getting my Les Paul ready for rehearsals and small gigs and need a setup that protects it during transport, lets me play comfortably, provides picks for strumming, and connects the guitar reliably to an amplifier.", "positive_items": ["B0BKZ3GCGR", "B0002D01K4", "B07BS2JXBP", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-332d7baa7b751c73a93f48aa", "partition": "shared_train", "query": "I\u2019m putting together a versatile drum-and-percussion setup for rehearsals and performances, with varied shaker textures, a bass-hoop mount for an added bell, controlled 14-inch tom overtones, and durable fast-playing sticks.", "positive_items": ["B07N5HJ327", "B0BKZ2S4PC", "B00H7Y2ZXM", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3334889608a032e8007e9f30", "partition": "shared_train", "query": "I\u2019m setting up a small home acoustic music recording and livestream station where I can keep my guitar in tune, position microphones securely on my desk, and connect them reliably to my audio interface from across the room.", "positive_items": ["B06XT71KDY", "B0821T4WYD", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-333643e62e784a2ad4d66a8e", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a more reliable, versatile tone: I need heavier, durable strings, an upgraded passive tone-control mod, and a compact way to accurately tune it during setup.", "positive_items": ["B0B8Z3H3V3", "B09G5MLJ79", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-333e8a8c6c193446fefb27bc", "partition": "shared_train", "query": "I\u2019m setting up a portable beginner world-music workshop with a string instrument, steel drum, hand percussion, bright bells, a samba whistle, and eerie sound effects, plus tuning, carrying, and secure stand support for the instruments.", "positive_items": ["B08BW2TBD7", "B08MWTTKWG", "B07K1DV7WF", "B004UAGUOQ", "B0002FOWBG", "B004Q67RQE", "B08R4PFB48"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-334d6eb53f8ad3e805a5b9ca", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need a warm-sounding vocal microphone, an isolation mount to reduce handling noise, and a self-contained portable PA for the audience.", "positive_items": ["B019JX565C", "B0002NYKLU", "B00ZEKBDXY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-335066edafe1f9b37282f199", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular gigs and want a portable way to protect and organize my setup tools, make hardware adjustments, and tune it accurately at home or backstage.", "positive_items": ["B00UCAR9X4", "B072235GXG", "B00LNV2SAK", "B0BT2Q355P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3355b2e3fcc8daca50e45f6a", "partition": "shared_train", "query": "I\u2019m putting together a simple vocal setup for a small live singing performance and need a rugged handheld microphone, a long XLR connection to the mixer, and a colored foam cover to reduce wind noise and protect the mic from moisture.", "positive_items": ["B003GEKXZY", "B091MZPYBQ", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-335b035589e51f1913f24714", "partition": "shared_train", "query": "I\u2019m preparing a small blues performance and need a C harmonica, compact protective storage for it, and a reliable vocal microphone setup with a cable for connecting to basic stage audio equipment.", "positive_items": ["B00WE6INNY", "B004DAM4CK", "B00009W40D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3363bf240e541a22164a9610", "partition": "shared_train", "query": "I\u2019m getting my bass ready for rehearsals and small gigs, and need comfortable support for the instrument, a long flexible connection to the amp, and reliable tools for changing strings.", "positive_items": ["B0B8LZKBN7", "B0032UYIQM", "B00315D0E4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3367eaff1698b78567d9638e", "partition": "shared_train", "query": "I\u2019m upgrading and organizing my drum kit for rehearsals and gigs, and need a versatile bass-drum striking setup, protection for the drumhead, and a durable way to carry my cymbals, sticks, and small accessories.", "positive_items": ["B084RPXXBQ", "B00N77E2DE", "B0007ZCHOU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-336a0edb6202c2bdcf345f4b", "partition": "shared_train", "query": "I\u2019m setting up a portable rehearsal rig for guitar and keyboard, so I need sturdy adjustable support for my gear, comfortable thin picks for playing, and a precise clip-on tuner for quick instrument checks.", "positive_items": ["B00CGFRJ2Y", "B00646MZHK", "B00KMA0R38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33773c74c6423d13691d12d6", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly home guitar recording station and need comfortable adjustable support for playing standing, an amp with clean and driven tones plus headphone practice, and a simple USB interface for recording guitar to my computer.", "positive_items": ["B09V4JQTN4", "B0BT862N4P", "B01E6T56CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33823565c11be95cdb1ef993", "partition": "shared_train", "query": "I\u2019m preparing for regular tenor sax practice and performances and need comfortable hands-free support, a stable folding place to park the instrument, and responsive 3.5-strength reeds for a rich, projecting sound.", "positive_items": ["B07JQQ9QC3", "B0BK6T5BSM", "B00T3FS9GK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-338a84e0f6cdbf04d03cbabf", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic recording session and need to keep my jumbo guitar protected and playable, handle a quick restring, have comfortable picking supplies, capture vocals and instruments through USB, and add layered hand percussion for the arrangement.", "positive_items": ["B0CBSS453J", "B09BC55BLP", "B00KND95KK", "B0BKZ3GCGR", "B08R5GM6YB", "B0C6CKL14J", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33a9290acf543d3cfaa28831", "partition": "shared_train", "query": "I\u2019m organizing a small live music and karaoke event and need a setup for four singers, connecting bass or guitar cleanly to the PA, and shaping the sound to reduce feedback and unwanted noise.", "positive_items": ["B000KIRT9C", "B00356J8KE", "B00HLVOO2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33ac1672ce986af881cea335", "partition": "shared_train", "query": "I\u2019m putting together a small Afro-Cuban and West African percussion ensemble for live performances, and need complementary parts for a lower-pitched wood pulse, a bright scraped rhythm, and a hand-held twin-bell beat.", "positive_items": ["B0002I9MPO", "B0002F4UYU", "B0C159Y982"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33ac98cb011128c89919732a", "partition": "shared_train", "query": "I\u2019m outfitting a small rehearsal setup around my Tele-style guitar: upgrade its three-way controls, add a comfortable adjustable strap for playing, and safely hold several guitars between sessions.", "positive_items": ["B08JMQR2JK", "B0089NNAZ2", "B004W7ZWB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33b44d89248d7ac7dc6f54de", "partition": "shared_train", "query": "I\u2019m putting together a compact blues guitar pedalboard for recording and small gigs, with warm tube-like overdrive, spacious stereo ambience, and clean isolated power for the effects.", "positive_items": ["B086PLHS9L", "B00B20BN80", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33bcc78ffc53b37f890dcd76", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice station where I can keep sheet music at a comfortable height, tune accurately, and experiment with different pick thicknesses to find the right feel and tone.", "positive_items": ["B0BHSG5C3G", "B09NWCD36N", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33bed823743ecc257328cf00", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a small live singing performance and need fresh medium-gauge strings, dependable battery-free tuning, and a handheld vocal microphone with a suitable connection for amplification.", "positive_items": ["B0BFKQ9QXD", "B09L1KRY62", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33bf4e24382ddf3a8c05ad93", "partition": "shared_train", "query": "I\u2019m preparing a small amplified guitar-and-drums rehearsal setup: I need fresh light-tension nylon strings, a reliable way to keep the kit from sliding, convenient stick access while playing, and a cable to connect the guitar to my sound system.", "positive_items": ["B09396NY1C", "B00LOAAME4", "B0BPKH4HB2", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33c28cc06ea746536a4b1a62", "partition": "shared_train", "query": "I\u2019m getting my medium-scale bass ready for regular rehearsals and small gigs, and need a warm, smooth string setup, a comfortable extra-long shoulder strap, and a reliable cable for connecting to an amp.", "positive_items": ["B07FZ7RDM8", "B00BSUHP22", "B0B3F96MH2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33c6dd8e777ac02564d86b52", "partition": "shared_train", "query": "I\u2019m refurbishing a Telecaster and need to replace its tuning machines, upgrade the controls for four-way wiring and more tonal options, check the fretboard radius, and finish the project with a comfortable extra-long shoulder strap.", "positive_items": ["B013MNGC9Y", "B00EB1226Y", "B07BFVF7LZ", "B0BW43P2H7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33d20a2b741735e779f13d03", "partition": "shared_train", "query": "I\u2019m building a home setup for composing and performing jazz-inspired electronic grooves, with light, clear cymbal playing, adjustable bass-drum foot control, and a small keyboard for triggering sounds and controlling my music software.", "positive_items": ["B00UNP92A6", "B07TYQBNRB", "B0925F8LPD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33dd4d71eb8fd77b29adbd83", "partition": "shared_train", "query": "I\u2019m refurbishing a hard-rock guitar rig and need to improve the amp\u2019s tone, stabilize tuning, make quick stage tuning possible, and safely support the instrument with reliable connections and a comfortable strap.", "positive_items": ["B08N636GN1", "B0007ORM0K", "B0B95V41NR", "B00IPHITHG", "B00HZH4D04", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33e46b3140340d24c28806bc", "partition": "shared_train", "query": "I\u2019m starting to play electric guitar and need a beginner-friendly setup for practicing comfortably while standing, plus a practical tool to make restringing and basic maintenance easier.", "positive_items": ["B08R5GM6YB", "B0B8M2Q1DS", "B0711CFBMP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33e65307775b569610172b12", "partition": "shared_train", "query": "I\u2019m setting up my alto sax for regular rehearsals and small gigs, and need a responsive playing setup plus comfortable carrying support and a lightweight protective case for transport.", "positive_items": ["B004K38SDE", "B07FQCQM4D", "B0B4SGJRHR", "B005SUTYI6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33ed436e6e98af47444f36d0", "partition": "shared_train", "query": "I want to upgrade my drum setup for energetic practice with comfortable, secure-grip sticks and a separately mounted accent cymbal that fits my existing kit.", "positive_items": ["B0030YEP90", "B003B1BOFK", "B08P4W7NFP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33f40fa31a2e0944dffa2f7f", "partition": "shared_train", "query": "I\u2019m setting up a small home ukulele-and-guitar performance corner: I need fresh strings for my tenor and concert ukuleles, reliable tuning, hands-free playing support, vocal and instrument connections, and wall storage for my guitar collection.", "positive_items": ["B01DPCONFM", "B00IFOTSJW", "B00009W40D", "B07K7VC41S", "B0B58M32GZ", "B079HP2PFK", "B0006IQNHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-33f6c85a8ab26eb75f14039c", "partition": "shared_train", "query": "I\u2019m preparing a home studio recording of an original song and need a condenser mic setup for clear vocals, protection from plosive bursts, and fresh high-strung electric guitar strings to create a layered Nashville-style guitar part.", "positive_items": ["B0928H9QXC", "B016QUXTZU", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3405703d8e529cefaa464b4c", "partition": "shared_train", "query": "I\u2019m setting up a compact home keyboard practice station and need expressive sustain, clear amplified sound, and a secure way to keep sheet music open while I play.", "positive_items": ["B01MG0CNRC", "B0BT9R8MMV", "B0010KGD4Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-340bd4124c965f32402df124", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for metal and slide practice: I need to replace its strings efficiently, clean and polish the gloss finish, and have durable picks plus slide options for testing different tones.", "positive_items": ["B07JZBH686", "B0BT35T2CT", "B09ZTHNN9L", "B09RHNXJMW", "B0B8YWPB3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-341b2f68932073acfaf6b63e", "partition": "shared_train", "query": "I\u2019m preparing my violin for regular practice and small performances, and need a portable way to hold sheet music plus a comfortable replacement chinrest and the proper tool to install it securely.", "positive_items": ["B000F35SGI", "B000F3JO7W", "B0B949FD92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-341bba2b58dd570d8a02a0ee", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for regular gigging and need to reshape and polish worn frets, then add a durable, secure strap connection.", "positive_items": ["B014PEZVKU", "B08953DWNX", "B0BL8897K3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-342711b9256dfd2f08cbef55", "partition": "shared_train", "query": "I\u2019m setting up a complete beginner drum kit for practicing and small jazz performances, with an extra bright accent voice and a way to add a controlled port to the front bass drumhead.", "positive_items": ["B07C47QDL9", "B01CFGB8KM", "B00DHO83SC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3458925b0d991c204d5370da", "partition": "shared_train", "query": "I\u2019m putting together a comfortable beginner setup for learning bass at home, including a manageable short-scale instrument, a warm practice sound, dependable connection to the amp, and an adjustable strap.", "positive_items": ["B0BJF97MDV", "B06XSJQCXF", "B07D4SR8GZ", "B0BCXRG3QQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-345d656e6f26923eeff8456f", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic instrument performance and need a secure, finish-safe way to mount a microphone, run balanced audio cables, and connect it to equipment with a 1/4-inch input.", "positive_items": ["B06X9KG3HW", "B0007M6A5K", "B07MPC2KMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3460ee70fc1ee684148eb86e", "partition": "shared_train", "query": "I\u2019m preparing to record a six-string acoustic guitar performance and want to enhance its clarity, sustain, and brightness while setting up a compact, adjustable position for securely holding a handheld microphone.", "positive_items": ["B06XH7487S", "B00347A44I", "B0BR2KL6QL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34610c06a309baae4e78e40f", "partition": "shared_train", "query": "I\u2019m refurbishing my student\u2019s half-size classical guitar and my six-string acoustic: I need suitable replacement strings for each, plus safe supplies to clean the guitar finishes and remove grime from the fretboards.", "positive_items": ["B07WW5PKCP", "B093YKLWVN", "B079NS31NK", "B007MY5BDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-346416f5141f051444be0816", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion rig for small gigs, needing secure bass-drum bell mounting, flexible microphone placement, and convenient stand transport.", "positive_items": ["B0026RTFPQ", "B0035FZMYG", "B07N5HJ327"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-346b56054471a54411e5d14f", "partition": "shared_train", "query": "I\u2019m restoring a hard-rock drum setup and need replacement heads that are easy to tune: a fat, short, low-end tom sound, a durable warm coated snare batter, and a dark, throaty snare-side response for heavy playing.", "positive_items": ["B0BCXD2QDB", "B09HD48CZN", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3480f56580a0ecfded11b793", "partition": "shared_train", "query": "I\u2019m refreshing a small tube guitar amp by upgrading its power and preamp section, reducing tube rattle, and adding flexible overdrive for rehearsals and recording.", "positive_items": ["B07BHTDYGR", "B019P7KA1C", "B07QL42V3J", "B00J48M10G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-348163aa17cbf19cb0d37917", "partition": "shared_train", "query": "I\u2019m putting together a portable electric bass rig for rehearsals and gigs and need a secure way to transport my bass, connect several effects, and power them reliably.", "positive_items": ["B0BQCKZ1H5", "B09CF6CL5Z", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3485dd8a4d413bab94dcf195", "partition": "shared_train", "query": "I\u2019m building a compact DIY electronic percussion setup on a drum rack and need contact triggers, a secure rack-mounted boom point, and a stereo breakout connection to my audio equipment.", "positive_items": ["B01N5HN94S", "B01DN7OLJC", "B0002F74C0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-348c13654c798ef1eacd5311", "partition": "shared_train", "query": "I\u2019m rebuilding my rock kit for live gigs and need durable, punchy heads for my 10-, 12-, and 16-inch toms, powerful extended-reach sticks, plus padded protection for transporting my separate 8\u00d78 tom.", "positive_items": ["B0002E364Q", "B0BKZ59BQZ", "B09TXNWYMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3494aedb610c60a9c924c2e0", "partition": "shared_train", "query": "I\u2019m starting a beginner full-size violin practice and recording setup, with help for accurate first-position fingering, properly gripping the bow, and capturing clear sound while I play.", "positive_items": ["B0058MJX4O", "B09JWL3BF9", "B00E9EC2K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-349b130792ccdb69fd9fcc7b", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and home recording setup, needing to connect microphones over a long distance, mix several vocal and instrument sources with USB recording and effects, and adapt different microphone and accessory threads for flexible stand mounting.", "positive_items": ["B092LF6RLS", "B0144UCRL6", "B07MCDJ3PY", "B0039PPW60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-349c213063f932c22f3c3d21", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar performance recording and need long-lasting bronze strings, a precise clip-on tuner, and a way to split one microphone feed between two XLR inputs.", "positive_items": ["B01H8E58SY", "B09BF8XDF4", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34a216ac9f413beeb5f4f4d9", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal recording and rehearsal station and need a compact mixer with USB connectivity, a dynamic vocal microphone, and the proper XLR connection.", "positive_items": ["B0039PPW60", "B08DBDD6CM", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34a43163979a9b5447238411", "partition": "shared_train", "query": "I\u2019m putting together a field-recording kit for an outdoor documentary and need a directional microphone I can mount overhead on a telescoping boom, plus reliable protection for my handheld recorder and accessories during rainy, dusty shoots.", "positive_items": ["B06XSJK7F6", "B01BLE4SU6", "B000OE2G54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34a4be15cf2893810869cc50", "partition": "shared_train", "query": "I\u2019m putting together a compact mobile DJ setup for small events, with rechargeable color lighting, a shallow protective case for rack-mounted audio gear, hardware to secure it, and a sturdy stand for the speaker.", "positive_items": ["B07FP2B4TB", "B095Z25GJY", "B07TT4MDSZ", "B07HZ3TF3C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34ac5c47bf247881b61ae3b2", "partition": "shared_train", "query": "I\u2019m setting up a compact live-band rehearsal and performance station with enough microphone support for the group, organized storage for several guitars, convenient spots for picks and drinks, and USB mixing for vocals and instruments.", "positive_items": ["B00KLLKE04", "B019LR2XTS", "B00YJ5C46K", "B0039PPW60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34ae00214363599ba20e6a4c", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsal: I need heavier-gauge replacement strings, spare high E strings for breakage, and compact right-angle patch connections for a crowded pedalboard.", "positive_items": ["B01DK40R3M", "B0002GYX5K", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34b3976089f5c0535f0e2245", "partition": "shared_train", "query": "I\u2019m starting beginner Bb clarinet lessons and need a complete setup for practicing at home and at school, including the instrument, playing supplies, basic cork maintenance, and a compact stand for safely setting it down.", "positive_items": ["B0063EUBXS", "B09TQ5K47S", "B07M7XDG44", "B01M5D3MV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34b6b612a5230fe32c19af4c", "partition": "shared_train", "query": "I\u2019m restoring a Tele-style electric guitar and need fresh light-gauge strings, a safe treatment to clean and condition the wood fretboard, and replacement through-body hardware for secure string mounting.", "positive_items": ["B09M7P8SBH", "B07M8QVKP1", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34b934d3bf18eb5a2e0f7a87", "partition": "shared_train", "query": "I\u2019m setting up a compact home DJ and music-production station, with connections for MIDI gear, balanced audio routing between equipment, and an adjustable elevated platform for my laptop or mixer.", "positive_items": ["B0939BV175", "B01DK43HMK", "B09MMT45P1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34ba197048143d817c4dff94", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar rig for rehearsals and small gigs, with a way to keep spare standard picks accessible without marring the finish and add a classic analog flanger effect for atmospheric tones.", "positive_items": ["B0C5CTX5LZ", "B0BXT384GR", "B09SNBQCM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34baab56c68c362409a51b89", "partition": "shared_train", "query": "I\u2019m restoring and preparing a classic Ludwig drum kit for a small live performance, needing compatible floor-tom hardware, replacement shell tension hardware, a secure way to mount a drum microphone, and a long cable to connect the PA speaker.", "positive_items": ["B01N9VUPVE", "B0C3LGQ9S5", "B016PIY6LO", "B000T06KAU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34bc3cccae33f0f60967b054", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar\u2019s neck and need accurate scale-specific setup tools to check and level uneven frets, then test the improved playability with controlled, grippy picks for faster, cleaner articulation.", "positive_items": ["B0762QH5SF", "B07CXK6MDQ", "B09RTZ26KV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34bd1a4640fd34f9e7cb99ad", "partition": "shared_train", "query": "I\u2019m preparing a drum kit for a concert and need to refresh the bass drumhead, cover standard grooves with sticks and brushes, and add soft mallet textures for cymbal swells.", "positive_items": ["B076BW4ZRP", "B0002D0I34", "B09T7NX5K7", "B0044RQLGW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34be969179b44d4f0a4724e9", "partition": "shared_train", "query": "I\u2019m setting up a reliable trombone care and playing kit for regular practice, including a suitable mouthpiece plus gentle cleaning tools for the instrument and mouthpiece.", "positive_items": ["B0BT2XG5QM", "B002Q0WU3W", "B000EELFOM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34c0b81ca6c23a01bb23f4b0", "partition": "shared_train", "query": "I\u2019m setting up a comfortable slide-guitar practice rig and need hands-free support while playing, a suitable slide for the technique, and a stable, collapsible way to keep my electric guitar safely nearby.", "positive_items": ["B079T4WHS1", "B0B2QG44CZ", "B07226MCY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34c6ca2d6cadf97f147186a5", "partition": "shared_train", "query": "I\u2019m setting up a practical electric guitar rehearsal area where I can safely transport one instrument, organize several guitars, keep replacement strings on hand, and tune everything accurately.", "positive_items": ["B097Q9W8MW", "B0BHSG5C3G", "B00KLLKE04", "B01C5TBX68"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34d7cc926872533a0a55c269", "partition": "shared_train", "query": "I\u2019m preparing for a Latin-inspired ensemble rehearsal and need comfortable handheld percussion, adjustable support for my guitar, and a large supply of reliable wood-tip sticks for the drum setup.", "positive_items": ["B0B8M2Q1DS", "B0002F4UYU", "B00H7Y2ZXM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34d821e7474f3f5726a58021", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and want to restring it, condition the fretboard, and keep it securely supported between sessions.", "positive_items": ["B0928HW2P4", "B005SURLUO", "B0B571K5HL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34d8e286011aa25926b10613", "partition": "shared_train", "query": "I\u2019m setting up a quiet practice routine for a child learning violin and need help keeping the instrument in tune, developing a straight bow hold, and reducing the volume so practice won\u2019t disturb the household.", "positive_items": ["B098HKC55W", "B07M81HC4C", "B00L1LL7DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34d9bc9147712a5e6d9dd95a", "partition": "shared_train", "query": "I\u2019m assembling a custom electric guitar and need an unfinished paddle-style neck, reliable geared tuning hardware with mounting pieces, and vintage-style cloth-covered wire for soldering the controls and pickups.", "positive_items": ["B00QW94SFQ", "B0B8F6LD9F", "B0002GJGUM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34e171a8b693384abf2195b8", "partition": "shared_train", "query": "I\u2019m preparing my nylon-string classical guitar for amplified standing performances and need comfortable support, a non-permanent pickup, and extra-hard-tension replacement strings with clear projection.", "positive_items": ["B01AW50XPE", "B0853VVC5L", "B00LTL0KLI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34e49fd8bd687fd5101fa5db", "partition": "shared_train", "query": "I\u2019m refreshing my Precision Bass for playing and want to update its appearance, add a comfortable thumb support, and have durable hard picks for practicing and performing.", "positive_items": ["B01DGCUDHI", "B0191AGYV8", "B0002Z2D08"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34e6fdd50a589e4b50d2de1f", "partition": "shared_train", "query": "I\u2019m setting up for violin rehearsals and small performances, and need comfortable adjustable support for my instrument, a stable stand for reading sheet music, plus a safe way to hang the violin and hold the bow between pieces.", "positive_items": ["B000EENO2S", "B07LG345LV", "B004509UE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-34f85c32b730e7de4456e95a", "partition": "shared_train", "query": "I'm setting up a compact acoustic solo performance and need a stable microphone setup with hands-free access to lyrics, a safe drink spot, and a handheld rhythm instrument for adding percussion.", "positive_items": ["B016YOO53S", "B001D2TPZU", "B0179C3V7K", "B00V8URXSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35029af07e8c6ad20fae28af", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small gigs, with new strings, a reliable way to change keys quickly, and assorted picks so I can find the feel and tone I like.", "positive_items": ["B0002D0CAI", "B08BJGBHN7", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-350adecc22f5bfa82b69d532", "partition": "shared_train", "query": "I\u2019m preparing to play acoustic guitar at a small live show and need reliable tuning, secure picking for strumming, and a way to prevent microphone feedback through the instrument.", "positive_items": ["B07BWMQFMT", "B09S2VB3KW", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-350ed19faebed0b8905dd716", "partition": "shared_train", "query": "I\u2019m putting together a small live guitar performance and need comfortable shoulder support plus reliable XLR connections for microphones and the sound system, with both longer stage runs and a short nearby lead.", "positive_items": ["B013TL4YQW", "B0864MX9C1", "B01ID7LB6S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35121f505c4786fea39d3de0", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar and setting up a safe practice spot. I need rich-sounding replacement strings, an all-in-one restringing tool, grippy picks for playing, and a padded wall mount to keep the instrument accessible.", "positive_items": ["B01DZ6FBBI", "B0BFKQ9QXD", "B07PPHHG34", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3517553f396c7000a1f0ef72", "partition": "shared_train", "query": "I\u2019m wiring a small live-band recording setup and need to send several stage inputs over a long run to the mixer, convert an instrument\u2019s unbalanced signal for clean balanced mixing, and make a short pedal or instrument connection.", "positive_items": ["B0002KZ6CK", "B0B95V41NR", "B0002IAJ6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-351b932422d5dd54b4d173e3", "partition": "shared_train", "query": "I\u2019m restoring a Tele-style electric guitar and want compatible replacement parts that refresh its appearance, improve tuning stability, allow precise string height and intonation setup, and update the controls.", "positive_items": ["B086QP7WM2", "B00EB123MM", "B075P297WZ", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3521aee763834208e2b72543", "partition": "shared_train", "query": "I\u2019m putting together a compact PA for small live gigs, with enough channels and powered output for microphones, balanced cabling for the stage, and a replacement crossover to restore a two-way speaker.", "positive_items": ["B003E1LE7A", "B00X7YJUGG", "B00AF021NY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35285f28a7cfc238670721d9", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar and compact live rig, with reliable locking tuners for a six-in-line headstock, organized isolated power for multiple effects, and short flexible connections between pedals.", "positive_items": ["B00ABLI0IC", "B075MCRFYZ", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35310ffaabd7aa35ee79e9cd", "partition": "shared_train", "query": "I\u2019m getting my 20-inch bass drum ready for a live gig and need a replacement head, responsive 5A-style sticks, and weather-resistant storage for carrying my essentials to the venue.", "positive_items": ["B0BKZ3886V", "B076BW4ZRP", "B06ZYTJ5B4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35351f1ee97f46bf7122c40d", "partition": "shared_train", "query": "I\u2019m preparing a classic acoustic guitar performance and need an easy-to-remove soundhole pickup for clean amplification, a reliable no-slip pick, and a lightweight adjustable capo that works on a flat fretboard.", "positive_items": ["B00P6ZOPP0", "B004UJO41S", "B096KCSCHJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-356189d333ca106480287ba9", "partition": "shared_train", "query": "I\u2019m putting together a simple setup for playing my six-string acoustic guitar at open mics, with quick key changes, reliable tuning, and plenty of comfortable picks for practice and performance.", "positive_items": ["B00IFHCOGS", "B0BG95DG2H", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3562e2cf5831e7f6117fd683", "partition": "shared_train", "query": "I\u2019m setting up my guitar for regular playing and basic maintenance, with comfortable support while standing, a convenient way to keep picks handy, and a stable neck rest for adjustments.", "positive_items": ["B0002CZTIO", "B0B8M2Q1DS", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35639244b744d24437a1133c", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for hard-rock gigs and need hardware to mount both humbuckers, a suitable replacement control pot, and a way to switch into Drop D tuning quickly.", "positive_items": ["B002MVKHAI", "B005HMNSCS", "B007SOPCTK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35752a5f159c25b5e90c2214", "partition": "shared_train", "query": "I'm getting my home setup ready for a small band rehearsal and need reliable power for my Yamaha keyboard, plus heavier strings and sturdy picks to restring and play my electric guitar.", "positive_items": ["B00J2JY3QC", "B00CIO6BEA", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35791b5f4db9c4335d49c5e4", "partition": "shared_train", "query": "I'm putting together a compact guitar effects setup and need dynamic control, overdrive tones, short patch connections between pedals, and a gentle way to clean and protect my instrument afterward.", "positive_items": ["B007Q28BHE", "B07JCW1KGG", "B007T8CUNG", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35798cb651575b1133b2ee1b", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice and performance station and need reliable playing accessories, a long cable to reach my amp, and an easy way to keep spare picks within reach.", "positive_items": ["B01DE4DTAG", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-359816e064d75149ea491f5f", "partition": "shared_train", "query": "I\u2019m preparing a layered home-studio recording and need replacement strings for my bass, a standard six-string electric, a high-strung Nashville-tuned six-string, and a seven-string guitar, with reliable, clear tone across every part.", "positive_items": ["B00BI4TCTM", "B0BPJ4Q6FJ", "B09G5XH5YD", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-359ab45c4799a285ea24fea4", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for acoustic instruments and drum overheads, and need several sensitive condenser microphones plus long, noise-resistant XLR runs to connect the placements cleanly to my audio interface.", "positive_items": ["B0928J2NJ2", "B092LF6RLS", "B07C484BHP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35a52e55ab94971f815acc44", "partition": "shared_train", "query": "I\u2019m starting to learn ukulele and need a beginner-friendly instrument with basic setup essentials, a protective case for carrying it, and secure hardware for attaching a shoulder strap during practice and performances.", "positive_items": ["B07FMDDGKM", "B08MW3VBWG", "B017XN3J04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35a597164f87071ffacf1523", "partition": "shared_train", "query": "I\u2019m putting together a portable live-sound rig for a small band, with a rack-mounted mixer and dynamics processor, organized stage-to-mixer connections, multiple channel inserts for signal control, and balanced patching between the console and outboard gear.", "positive_items": ["B098PHD8T1", "B09397FWYW", "B00C30ZV7W", "B0BMDF94FH", "B00LIW7N9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35a9028f29d5b493f4aaec71", "partition": "shared_train", "query": "I\u2019m setting up a small guitar and bass corner where I can keep several instruments safely organized, handle basic hardware adjustments, and quickly check tuning before rehearsals or performances.", "positive_items": ["B08D9B624B", "B07L6BWC1C", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35b4232c23ad2db1d4137591", "partition": "shared_train", "query": "I'm putting together a portable percussion setup for rehearsals and small live performances. I need a versatile crash sound, reliable tempo practice, secure snare transport, and a sturdy adjustable table for organizing my gear.", "positive_items": ["B07LFLV23Z", "B07NF16BK7", "B07PYQM5RY", "B0002E366O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35b8e5489a040c83c1764f32", "partition": "shared_train", "query": "I\u2019m recording a layered country demo and need bright Nashville-tuned electric guitar strings, fresh long-scale bass strings, and an adjustable stand for hands-free vocals.", "positive_items": ["B0BXF5ZQTL", "B0BPJ4Q6FJ", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35ba3692da4466918886b83b", "partition": "shared_train", "query": "I\u2019m putting together a home guitar practice and recording setup, with comfortable playing support, reliable connections, guitar-care supplies, spacious reverb effects, and compact accurate speakers for monitoring my sound.", "positive_items": ["B07GBS7X5K", "B07NHNFPNR", "B07N5MJDBF", "B0BCXRJCL2", "B075PZ7YC1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35bfb1442154971b0221d636", "partition": "shared_train", "query": "I\u2019m getting my five-string bass ready for rehearsal and need fresh bright-sounding strings, a durable adjustable shoulder strap, and a cable to connect it to my amp.", "positive_items": ["B09V91H5XM", "B0BHG58G2F", "B00L9R9V3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35c490d86f7ca107fad43dd8", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar performance and want an easy-to-install soundhole pickup, a lightweight capo for changing keys, and a reliable cable to connect the guitar to my amp or recording setup.", "positive_items": ["B01DBS2U9G", "B00RX5HQS4", "B00N4ZHQ14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35d296840b13fca9931a4655", "partition": "shared_train", "query": "I'm putting together a home electric guitar setup for practicing and transporting it safely, with a Steve Vai-style six-string, a compatible combo amplifier, and a sturdy hard case for storage and travel.", "positive_items": ["B09DX2QJV1", "B097Q9W8MW", "B0049Z6VKK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35d68f0a65d359d8f54f60fc", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a USB interface for two microphones, a stable adjustable stand for an isolation shield, and a crossover to route separate frequency bands to my speakers.", "positive_items": ["B06X6GR3BJ", "B0BMD5MVSZ", "B01E6T56EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35dfd1096f2a7e0574a46fa4", "partition": "shared_train", "query": "I\u2019m preparing my Bb clarinet for weekly rehearsals and a small concert, and need reliable replacement reeds, comfortable hands-free support, and a compact chromatic tuner for accurate setup.", "positive_items": ["B01AW5068S", "B096BHMVN1", "B08DLK3GC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35e0eefc2287dccd4126658c", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need clear voice capture, stable adjustable floor support, flexible microphone positioning, and protection from harsh plosive bursts while singing or speaking.", "positive_items": ["B0C4XQ496G", "B06Y6BCX7B", "B07N5J3GTB", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-35ee610512c8c8bb67addebd", "partition": "shared_train", "query": "I\u2019m building a psychedelic rock guitar setup and need lush chorus, swirling phaser movement, and organic analog echoes to create spacious, liquid textures for live playing and recording.", "positive_items": ["B00B5HS96Y", "B071H41DFS", "B0C621L9FB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35eee4520e15c44a937e46cb", "partition": "shared_train", "query": "I\u2019m setting up a compact home bass-and-vocal rehearsal space, with reliable support for my instrument, comfortable playing accessories, amplified bass tone, and a hands-free microphone setup for singing.", "positive_items": ["B0BT855NFQ", "B0B44VTPS1", "B01AAX6KGY", "B0BYXVCSGG", "B09S2VB3KW", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35ef1512b5a48523983d9575", "partition": "shared_train", "query": "I\u2019m preparing for French horn performances and need a secure way to transport and store my screw-bell horn, keep it safely supported between sets, and organize its mouthpiece.", "positive_items": ["B0002E56Y4", "B0BR2K3H46", "B07215HX2L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35ef1968e5a623df1db7a614", "partition": "shared_train", "query": "I'm refurbishing my six-string electric guitar and want a cohesive upgrade: smoother, precisely matched control response, fresh stable medium-gauge strings, improved visibility and grip for the controls, and secure strap attachment hardware.", "positive_items": ["B095XZJ99J", "B01N5QPY11", "B0037BS73Q", "B016XLLHCY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-35f95dc85af62a37ac28d0dc", "partition": "shared_train", "query": "I\u2019m setting up a home recording workspace for making vocal-driven music, so I need to capture a condenser microphone and other sources, connect MIDI equipment, and hear clean playback through compact monitors while editing in a DAW.", "positive_items": ["B07XD585DG", "B0B4G3QM3L", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3609076a8a25103bbcb6573d", "partition": "shared_train", "query": "I\u2019m upgrading my solidbody electric guitar for more reliable tuning and a clearer, quieter neck tone, so I need compatible locking tuners, string-retaining hardware, and a four-conductor neck humbucker for the rebuild.", "positive_items": ["B0B92LPGD2", "B0BKR2ZM9X", "B0002E3M18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-360b425d3f244673435f02a6", "partition": "shared_train", "query": "I\u2019m refreshing my five-string bass setup for rehearsals and small gigs, and need a durable adjustable shoulder strap, firm 1 mm picks, and bright, balanced nickel-wound strings in suitable gauges.", "positive_items": ["B09R6KV6QX", "B0BHG58G2F", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-360ce6d315ed3d1d3fc0e7b2", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic-guitar recording project and need fresh strings and dependable picks for playing, plus accurate powered monitors to hear and mix the performances clearly.", "positive_items": ["B0BG95DG2H", "B0BFKQ9QXD", "B0B52XXS4G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36111d545f3ec4ed7756d415", "partition": "shared_train", "query": "I\u2019m recording a lively vocal-and-drum track and need a setup that reduces plosive bursts, protects and reinforces the bass drum head for double-pedal playing, and adds a resonant pitched percussion accent.", "positive_items": ["B0BKZ6M28F", "B016QUXTZU", "B09LJ2796G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36122d3dd7dd9d83856141eb", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for versatile clean-to-heavy tones, with articulate neck sounds, a gritty bridge voice, and smoother tuning stability during bends and performances.", "positive_items": ["B07KYX3S8X", "B0771PMPQ5", "B0002D05SC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3624079c97d377fe284e9490", "partition": "shared_train", "query": "I\u2019m building a portable live bass effects rig with pitch-shifting, tidy short connections between pedals, and a rugged wheeled case for protected transport and organized cable storage.", "positive_items": ["B00MJ7W41A", "B06XCWCGT8", "B00VTCBQS8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3625ed1fe14b79f352d0a568", "partition": "shared_train", "query": "I\u2019m creating a compact studio for recording guided meditation sessions with spoken instruction, singing-bowl sounds, and simple keyboard accompaniment, using a wireless lapel mic, organizing the audio equipment in a standard rack, and connecting a USB-B MIDI instrument to my USB-C computer.", "positive_items": ["B09955XLHL", "B0BY6MK88G", "B0B3VQMJCH", "B09TDNR22W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-362b66b15913443db9ce0e2e", "partition": "shared_train", "query": "I\u2019m preparing for a bluegrass rehearsal using both electric and acoustic guitars, and need long-lasting coated strings in suitable light gauges plus a tuner that handles specialty bluegrass tunings and works either acoustically or inline with an amplifier.", "positive_items": ["B07DWY7R2X", "B07DWLYGKH", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-363502eda499fc4a2fa3ec93", "partition": "shared_train", "query": "I\u2019m starting to learn electric bass and want a practical practice setup with long-lasting tone, comfortable hands-free playing, basic picking supplies, and an accessible beginner guide.", "positive_items": ["B07DWRNL54", "B0064BCRQE", "1592573118", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-363ee4c3e67c69139f332c76", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rehearsals and gigs, and need supplies to restring it, clean its finish, and connect it reliably to an amp.", "positive_items": ["B0B52CCWR5", "B0B3VKD9YG", "B09M7F7LFB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3640808e0686f7ff43be6f42", "partition": "shared_train", "query": "I\u2019m putting together a beginner drum setup for practicing and learning, with versatile cymbal sounds from hi-hats and splash to ride and crashes, plus sticks and beginner guidance.", "positive_items": ["B091SM596D", "B09NYGRGZG", "B00F912X96"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3644737945ddc1d325b8b7be", "partition": "shared_train", "query": "I want to record a clear vocal performance on my iPad, using a durable stage-style microphone, the proper mobile audio adapter, and enough long balanced connections for a flexible setup.", "positive_items": ["B005NZ05J8", "B08NVVLB16", "B00O5EKZ9I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-364b8c9e3df4c21d5c61c721", "partition": "shared_train", "query": "I\u2019m setting up a left-handed acoustic-electric guitar for amplified live performances and need an easy way to change keys quickly while keeping stage volume clear and preventing feedback from the soundhole.", "positive_items": ["B008DCOOGI", "B0010SHU18", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-364f3da55e353a79e64c3648", "partition": "shared_train", "query": "I\u2019m building a compact electronic percussion setup and need to mount the sound module, connect it with other MIDI gear, add foot-controlled sustain, and route its audio output to an amp or mixer.", "positive_items": ["B07GS5R4TX", "B01H8E52QM", "B0BT9R8MMV", "B003M8EV6Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36501661b347fe03859f33d1", "partition": "shared_train", "query": "I\u2019m setting up a home podcast recording station and need clear USB audio, a stable adjustable stand for positioning the microphone, and protection from harsh popping sounds during speech.", "positive_items": ["B0C6H9T5T6", "B016QUXTZU", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-365a7f938844ae5ce43d10c7", "partition": "shared_train", "query": "I\u2019m putting together a compact bass practice and rehearsal setup and need reliable timing, a tube-like overdriven tone, tidy short pedal connections, a long instrument lead, and simple ways to keep my instrument securely supported and strapped in place.", "positive_items": ["B097FMTZCP", "B07N47ZJ4W", "B0179A4ILK", "B0BCL4K9GF", "B07JCW1KGG", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-366322128aeb59e800a44846", "partition": "shared_train", "query": "I'm refurbishing my Ludwig drum kit and need dependable retractable bass-drum hardware, a coordinated set of clear pinstripe heads for the 10, 12, and 16-inch toms, plus a replacement black Ludwig logo for the bass drum.", "positive_items": ["B08CM4C26W", "B006LD9W4A", "B07281RLMX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3665701c433b976c1f8a52bb", "partition": "shared_train", "query": "I\u2019m restoring an older Strat-style electric guitar and need parts to refresh its appearance, replace the worn output connection, and clean and revive the fretboard.", "positive_items": ["B0055EJVCY", "B0BCXKFMKD", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-366c15d741a432e9c221128e", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for practicing and storing my alto or tenor saxophone: I need a stable stand, a way to clean moisture from inside the instrument, and protection that lets reeds dry evenly.", "positive_items": ["B0002IL4TG", "B09YYCGCCZ", "B0BK6T5BSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-366c316da312d6290d823e22", "partition": "shared_train", "query": "I\u2019m refreshing a portable drum kit for rehearsals and small gigs, with dependable support for the snare and hi-hat, responsive bass-drum control, fresh coated tom heads, a way to mount one more cymbal, protection for transporting the bass drum, and organized storage for sheet music.", "positive_items": ["B07PKWG2YJ", "B01FS4JNVY", "B00BP3MGMQ", "B00B5LDWVW", "B07N79N4L8", "B08WB7NLC9", "B09NYGYCVV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-366d954251ac17d156061f3e", "partition": "shared_train", "query": "I\u2019m refurbishing my Fender-style Precision bass for recording and gigs and need an authentic replacement pickup, a high-mass adjustable bridge, plus foot-controlled compression, EQ, overdrive, silent tuning, and direct output.", "positive_items": ["B0B3VKN2VS", "B07GY7828V", "B07MVZ2KTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-367b15e011fedb1f2e95afd3", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for regular double-bass rehearsals and need durable sticks for articulate cymbal work, a replacement spring to restore pedal action, and protection for the bass-drum head.", "positive_items": ["B09T7NX5K7", "B0009AGXUM", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3687f2c79aa53286453ff885", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar rehearsal space and need secure strap attachments, sturdy padded stands for several instruments, and a long cable to connect one to my amplifier.", "positive_items": ["B00IPHSRN2", "B01DPCONFM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36905029888ee1458279b7c4", "partition": "shared_train", "query": "I\u2019m setting up for regular guitar practice and small performances, so I need comfortable hands-free support, reliable tuning, and a secure way to park my instrument between songs.", "positive_items": ["B0B8M2Q1DS", "B01LXTBO7B", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36a3a6379970510bd5fe5c40", "partition": "shared_train", "query": "I\u2019m building a portable keyboard-and-vocal recording setup with a two-tier stand, boom attachment, carrying tote, extra support arms (I\u2019ll source their required clamp separately), microphones, monitors, headphone monitoring, an audio interface, and a long 5-pin MIDI cable.", "positive_items": ["B07BSSS8VZ", "B0C3H6PXCH", "B01M08L50C", "B08GGYMGY3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36aabcb8f2c196a5ce7c7f02", "partition": "shared_train", "query": "I\u2019m setting up a simple home guitar recording and streaming station with flexible USB audio capture, cleaner vocal sound, and a convenient way to keep different pick gauges within reach while I play.", "positive_items": ["B09NWCD36N", "B01K1EJQ9U", "B016QUXTZU", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36b715c5ca1766bb07461cf2", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal sound system and need a reliable microphone connection, hands-on frequency shaping to control the mix, and a crossover to route the appropriate audio bands to separate speaker drivers.", "positive_items": ["B0BMDKW2S2", "B0BMD5MVSZ", "B008AWPI1Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36b8546132d6f705a8430b1f", "partition": "shared_train", "query": "I\u2019m setting up a home station for playing and caring for my acoustic guitar, including a bright-toned slide, replacement sponges for my existing compatible guitar humidifier, and a secure wall-mounted hanger for storage.", "positive_items": ["B0BR2Q367S", "B000EEJGRK", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36bf6cf1c6196377db235259", "partition": "shared_train", "query": "I\u2019m refurbishing a Les Paul-style electric guitar and need supplies to rewire its controls, replace the surrounding pickup and switch hardware, level the fretboard accurately, and measure string height for a careful final setup.", "positive_items": ["B08GZGSNFR", "B075RDG1Q4", "B001IZA5W4", "B08RCNL5JZ", "B0C3LKRRFZ", "B08YNGRX6H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36c019a56501ac1dc15da0b3", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular practice and gigs and need reliable tuning, a compact boost for extra sparkle and definition, and replacement sponges for my existing acoustic-guitar humidifier to maintain proper humidity.", "positive_items": ["B002UXS4JO", "B078KTV8L4", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36c6caa6d3e9a5c23f3b8fd8", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-recording station and need a multipattern microphone, an adjustable desk-mounted boom arm, and a two-input USB interface for clean computer recording.", "positive_items": ["B0BYXQHW7Y", "B08T2N27DG", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36db7016c6579d2ef6abf5d3", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for rehearsals and small gigs, and need warm analog echo, versatile phasing, and a simple way to connect the effects in a tight setup without extra patch cables.", "positive_items": ["B0983TPW81", "B07R291RQJ", "B07BPDP92S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36ea5ac0c676fa56dee56d35", "partition": "shared_train", "query": "I\u2019m putting together a portable electronic music setup for small gigs and rehearsals and need protective, padded carrying solutions for my mixer, drum machine or MIDI controller, speaker, cables, and accessories.", "positive_items": ["B015Z5Z0Y0", "B00MB2HTB8", "B01M8N618U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36f2b07bf516bd9c7668ae3b", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for regular practice and small performances, and need longer-lasting strings, reliable clip-on tuning, and an easy way to change keys without retuning.", "positive_items": ["B00646MZHK", "B07GFH8NTB", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36f53200f773f197bf55c305", "partition": "shared_train", "query": "I\u2019m setting up a small guitar ensemble rehearsal space at home and need secure, accessible storage for several guitars plus sturdy sheet-music stations, including one that can be moved or stored easily.", "positive_items": ["B08NXWWVSQ", "B017NTG6PI", "B091YFQGCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-36fd7d62467a93ff74c6c1aa", "partition": "shared_train", "query": "I'm putting together a stage-ready electric guitar setup for gigs and need a protective case for my Les Paul-style guitar, a comfortable personalized strap, and an expressive classic wah effect for live playing.", "positive_items": ["B07CNY1HPX", "B00LPTX5A2", "B07M6H5RM9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3704b8bb2e6d0886e900b665", "partition": "shared_train", "query": "I\u2019m putting together a compact trumpet practice and performance setup with an all-purpose mouthpiece, expressive wow-wow muted tones, and a stable stand that can be stored inside the instrument for easy transport.", "positive_items": ["B0002F7C40", "B0BYXSTB38", "B0B2F781MF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-371346bb41f6169ab6b81a8e", "partition": "shared_train", "query": "I\u2019m putting together a compact home songwriting and DJ workstation: I need rhythm programming, high-strung guitar parts, hands-free sustain control, a tabletop stand for organizing gear, and a replacement cartridge for my existing turntable\u2014without needing the turntable itself.", "positive_items": ["B01E4MELN6", "B08XMGNB3W", "B00WRJM5NC", "B0BPJ4Q6FJ", "B000I1YLG0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-373102ba305bdf9141d57286", "partition": "shared_train", "query": "I\u2019m preparing my guitar for regular gigs and need reliable hardware for secure strap attachment and precise tuning, clean stage connection to an amplifier or PA, and a protective rain-resistant bag for transport.", "positive_items": ["B074K56PFT", "B0002GIRAC", "B06W2NS7RW", "B078L11275"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3731839b6eced1338b28d622", "partition": "shared_train", "query": "I\u2019m setting up a compact desktop vocal recording station for singing and spoken takes, with a dynamic mic, reliable XLR connection, adjustable short stand, and pop protection to reduce bursts of air and capture cleaner audio.", "positive_items": ["B085WRZDD8", "B000CZ0R3S", "B00LOAASPC", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3736a3f70b4065a79cbf3c9f", "partition": "shared_train", "query": "I\u2019m outfitting my drum kit for extended gigs and rehearsals, needing secure bass-drum footing, convenient hydration on the stand, and durable sticks for powerful, articulate ride playing.", "positive_items": ["B0002F76XC", "B0002H05CE", "B07N5KVPBK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37428a82fc421a4ba0904e20", "partition": "shared_train", "query": "I\u2019m preparing for long baritone saxophone rehearsals and gigs, so I need dependable playing response, comfortable weight support, and a stable way to park the instrument during breaks.", "positive_items": ["B0BQ7JFCMT", "B005SUXEOG", "B005J3EZZY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37472ce90c4ced609ab7fd9a", "partition": "shared_train", "query": "I\u2019m setting up a small guitar-and-vocal rehearsal rig and need an easy way to tune my guitar, connect a microphone to the mixer, and run both microphone and instrument signals reliably across different distances.", "positive_items": ["B0BM71QK8M", "B07KGLKLG1", "B00JXOCJDK", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-374eec4c3b9f133f6cabf6f0", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and jam area for several instruments, with secure floor storage, versatile effects and looping, plus a long cable to connect everything comfortably.", "positive_items": ["B07915V4MT", "B01DPCONFM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3751fd6caf2c86a70300a328", "partition": "shared_train", "query": "I\u2019m doing a full setup and storage prep for my Yamaha APX-style acoustic 12-string, and need extra-light phosphor-bronze strings, a protective hard case sized for the APX style, and a safe supported surface for maintenance.", "positive_items": ["B0B85L75DG", "B0BTC9YJ2W", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3755ec1381eb618536bbd870", "partition": "shared_train", "query": "I\u2019m putting together a simple electric-guitar setup for expressive wah tones, with reliable pedal power and cables to connect the guitar, effect, and amplifier.", "positive_items": ["B0002E3FBA", "B077GK1J7N", "B0B95V41NR", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3758b386edd883b85dc8ba67", "partition": "shared_train", "query": "I\u2019m putting together a small live PA for events and need passive speakers, two-channel amplification, and suitable speaker connections and cabling.", "positive_items": ["B016UBQ75E", "B0BMD89RVL", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3763bc8010c70381323aa0f0", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic and classical guitars for a small home performance and need suitable replacement strings, safe neck support for restringing and maintenance, plus a portable recorder to capture practice sessions and compare the results.", "positive_items": ["B07FKJVVBV", "B0BPKH4HB2", "B0C3Q29DML", "B000VBH2IG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-376a317efab56b4062c6456f", "partition": "shared_train", "query": "I\u2019m setting up a compact two-person interview station at home and need adjustable floor support for microphones, flexible positioning for one mic, and a way to mount my camera securely to a stand.", "positive_items": ["B0075DMYC2", "B06Y6BCX7B", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3771b855854fe4b4aee0265d", "partition": "shared_train", "query": "I\u2019m outfitting a small electric-guitar studio around my Flying V and Explorer: I need to install a high-output bridge humbucker, protect each guitar in a fitted hard case, and keep the instruments safely supported on padded stands.", "positive_items": ["B09WCSW27N", "B001AK5GTO", "B003NAW8MC", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3776e0ec23018ceff076c934", "partition": "shared_train", "query": "I want to start practicing electric bass at home and playing small gigs, with a comfortable four-string instrument, dependable connection to an amp, and versatile clean or overdriven tones.", "positive_items": ["B088DD5M4V", "B0BT855NFQ", "B079NNZMLQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3784945a9bf08e8a1746b4bf", "partition": "shared_train", "query": "I\u2019m changing my acoustic guitar strings and giving it a careful maintenance session, including stable neck support, faster tuner winding with a cordless drill, and replacing worn humidifier sponges.", "positive_items": ["B00TV90MT0", "B008BPI2OW", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-378997dc2baf6b5c4a8fdd02", "partition": "shared_train", "query": "I\u2019m setting up an outdoor vocal performance and need a stable microphone mount, protection from wind and plosive noise, and a way to eliminate electrical hum between my audio equipment.", "positive_items": ["B0BR2J1P6R", "B07MZVPJ4Q", "B006BST39E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-378a2e23359b4a2ff79635e5", "partition": "shared_train", "query": "I\u2019m starting on a full-size violin and need a beginner-friendly setup for practicing songs and scales, with guidance for accurate finger placement, a well-balanced bow, and protection for the wooden instrument from dry air while it\u2019s stored.", "positive_items": ["B00E9EC2K4", "B0010XSZ3A", "B005A0OO16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-378c7838dd3a1a2ada04e63d", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor acoustic music event and need a portable setup for guitar and vocals, two performers using wireless microphones, amplified stereo sound, and convenient transport for the instruments and speaker stands.", "positive_items": ["B00TOKTBL6", "B09JJ784V5", "B0BB7ZN8XH", "B07VWSB34H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-379b3fa6bf584e2f01392765", "partition": "shared_train", "query": "I want to record a small live performance on my computer: protect the handheld stage microphones with foam windscreens, connect them through a mixer or PA using balanced XLR cables, and feed the mixer\u2019s line-level output into the computer via USB.", "positive_items": ["B019Q6I6FO", "B06X9KG3HW", "B0023BYDHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37a3c604d9bf9251b4979917", "partition": "shared_train", "query": "I\u2019m upgrading my three-single-coil Stratocaster with a fresh white 11-hole front guard, a black tremolo backplate, and a compact looper for building layered guitar parts while practicing.", "positive_items": ["B0C6J149WZ", "B0BCXKFMKD", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37ad0bc278cf7303d38fe1dc", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio to record guitar and vocals, control my DAW with a full-size keyboard, connect MIDI hardware, power several effects pedals quietly, and position a microphone securely on my desktop.", "positive_items": ["B0BPNMSDGB", "B09KWWS7DH", "B000MYIIRG", "B00UNP8RUC", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37c8f7446666f8100cb0a3ea", "partition": "shared_train", "query": "I'm putting together a compact electric-guitar travel rig and need fresh extra-light strings, expression control, a mini wah, and short patch cables for a pedalboard.", "positive_items": ["B073S9BHBV", "B007AHCDFG", "B093YGKPTS", "B00VTCBQS8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37cbfd1934632af8ec1fc220", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal recording rig and need to connect mismatched balanced audio gear while keeping the equipment powered cleanly and protected from electrical surges.", "positive_items": ["B07CQQXQ4T", "B0C5LYJXLR", "B01DK1ZGSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37cfcfe6d9de6fd21e9fb184", "partition": "shared_train", "query": "I\u2019m setting up lighting for a small live performance and need colorful effects, secure hardware for mounting fixtures to truss, and additional directional wash lighting for the stage and surrounding areas.", "positive_items": ["B0070VL5CY", "B0C61Z4M75", "B073WW6BGQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37d78da76012b64edf08f018", "partition": "shared_train", "query": "I\u2019m preparing for a clarinet-and-flute recital and need a portable setup to keep reeds humidity-controlled, clean and dry the clarinet between performances, and safely hold the instruments and piccolo backstage.", "positive_items": ["B07N1RPV4J", "B000EEJ4BS", "B00126HUGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37d8e0e1424b25b652407c53", "partition": "shared_train", "query": "I\u2019m restringing and tuning my acoustic guitar and need durable, corrosion-resistant bluegrass-gauge strings, plus a finish-safe padded work surface and stable neck support to protect the instrument during the change.", "positive_items": ["B0C3Q29DML", "B0188WO6OC", "B0B69VXJ6G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37e10b3fce73d0c9d37f2f6a", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for recording and hosting a small live vocal performance, with room for my laptop and rack gear, several vocal microphones, a focused stage light, and reliable filtered power protection for everything.", "positive_items": ["B000T08OCW", "B0C3PRL3FT", "B07CQQXQ4T", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-37fdaef92889f4b32c1f9a79", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar livestream and recording session where I can experiment with different pick tones, capture clean multi-channel audio, and position stage lighting above my performance area.", "positive_items": ["B06Y17CPDF", "B0753X8MDJ", "B08T2M787L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38184d60bc102dc1fd56ddc3", "partition": "shared_train", "query": "I\u2019m building a versatile passive-electric-guitar pedalboard for expressive live performances, with foot-controlled volume swells, selectable phaser or flanger textures, and dramatic pitch-shifting effects that I can control manually or through MIDI.", "positive_items": ["B0B1989GQS", "B0002E3G82", "B0002GYYCM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-381a605f6035d30d959cfb17", "partition": "shared_train", "query": "I\u2019m rebuilding a Precision-style bass and need a finished maple neck, a period-inspired replacement pickup, and reliable prewired controls to complete the instrument and shape its tone.", "positive_items": ["B01KWJIF82", "B079T6HX8S", "B0076GCN38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-381b44227d342672e347cf6a", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-making station and need a space-saving stand for my laptop and controller, plus a long cable to connect my guitar while recording and arranging tracks.", "positive_items": ["B001LNLXSS", "B00COPKOUK", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-382983518ea17a05c3b860de", "partition": "shared_train", "query": "I\u2019m getting my electric guitar and bass ready for regular practice and rehearsals, with secure strap attachment, accurate setup measurements, a replacement bass string, sharp picks, a stable shared stand, and tools for checking tuning and rhythm.", "positive_items": ["B07F3TDWSW", "B07BC4KMQK", "B00N5THBGO", "B07FL9G2J2", "B09R2TMLJR", "B078JGMF6M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-382f5f51337db4d44a0e493a", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for long rehearsals and performances and need a supportive adjustable seat, convenient access to sticks and mallets, and a durable two-ply bass drumhead for a focused kick sound.", "positive_items": ["B0928J8MWV", "B000EEJILY", "B01GMLOKD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3835556450ec17868a2382d8", "partition": "shared_train", "query": "I\u2019m preparing my bass for rehearsals and gigs and need a comfortable extra-long strap, secure attachment hardware, and a reliable clip-on tuner for quick, accurate tuning.", "positive_items": ["B079TLFL33", "B07FYL7LW1", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3835d97957a2a1a06f1884c4", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular practice and gigs, with reliable tuning, fresh light strings, and comfortable picks for crisp chord playing.", "positive_items": ["B073S9BHBV", "B08C7QF9DT", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-385374f5391b172d08457030", "partition": "shared_train", "query": "I\u2019m putting together a small bass-focused rehearsal setup and need a way to safely hold several instruments, add adjustable octave tones, and quickly tune both basses and guitars before playing.", "positive_items": ["B0BHSG5C3G", "B08JMQR2JK", "B072MP6KH4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3857faabd4564d05ae2407f0", "partition": "shared_train", "query": "I\u2019m preparing a small electric-guitar-and-vocal performance with an adjustable mic setup, wind protection, a reliable amp connection, and a way to protect the floor beneath my sheet music stand.", "positive_items": ["B071JZN67Y", "B07MZ6XF6P", "B0163FHR88", "B001KJJO9S", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-385a5359ce393e4682d7c1eb", "partition": "shared_train", "query": "I\u2019m recording trumpet parts in a studio and need supplies to clean the horn, keep its tuning slides moving smoothly, and monitor the recording with closed wired headphones.", "positive_items": ["B0BT34PH82", "B07H5HM6F6", "B07MZX2WQQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-386410f510cad34d25eff121", "partition": "shared_train", "query": "I\u2019m building a portable marching-snare practice setup for home and rehearsals, with a stable adjustable stand, durable low-noise pad for forceful playing, and responsive sticks suited to Kevlar heads.", "positive_items": ["B0046LVG70", "B0B5DMCQ8D", "B093YM1HWN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-386884934b1dd31e8649ddd0", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke and public-speaking event and need to connect phone music to the sound system, link balanced audio gear to an XLR input, share one microphone safely, split its signal across two mixer channels, and adapt mismatched XLR connections.", "positive_items": ["B001JYLV54", "B01DN7OI40", "B000K67U52", "B01HCGWS2W", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-386a775a3506a19473662697", "partition": "shared_train", "query": "I\u2019m restringing my 7-string electric guitar for a smoother, warm jazz and blues setup, and need a way to wind, trim, stretch, and install the strings while keeping medium picks organized in my case.", "positive_items": ["B08KRPLYJ6", "B07V46KRD8", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-386b88a28f881140007828e6", "partition": "shared_train", "query": "I\u2019m preparing a home guitar practice and recording setup that covers warm flatwound tone on one electric, fresh long-lasting strings for an acoustic and seven-string electric, plus finger-strength and coordination training between sessions.", "positive_items": ["B07GFH8NTB", "B0BSBX4L4C", "B098KXQJVY", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-386d54c4170c64c68211d8bf", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar practice setup with secure wall-mounted instrument storage, reliable tuning, short pedalboard interconnects, expressive phase effects, and versatile overdrive for shaping my sound.", "positive_items": ["B07PPHHG34", "B017H41KKU", "B071RD812X", "B075MPFFRV", "B00WU75DMQ", "B000KIPTE4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-389de799ce1baf3ba01a8ace", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and need medium-gauge phosphor bronze strings, polish that cleans and removes scratches, and a self-adhesive pickguard to protect the finish from picking wear.", "positive_items": ["B074KRRZCH", "B083XP9T2K", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38a2923a979e236210940777", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar-and-bass setup for small gigs, with comfortable adjustable support while playing, precise pedal-based tuning, and a stable stand to hold an instrument safely between songs.", "positive_items": ["B015HG82EW", "B08XYTW5S2", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38acdf1ddba452bffc16881b", "partition": "shared_train", "query": "I\u2019m setting up a small vocal recording and rehearsal rig with enough inputs for multiple sources, protection for a large studio microphone, and individual in-ear monitoring so performers can hear themselves clearly.", "positive_items": ["B019D7KMNK", "B07C91W874", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38b112057a4c81b2b285eda5", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar and need a warm-sounding extra-light string set, an ergonomic tool to remove and install strings efficiently, and something safe for cleaning and conditioning the wooden fretboard.", "positive_items": ["B0928HW2P4", "B08R5GM6YB", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38b9040651f40ac91890bb5e", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic/electric guitar setup for casual playing and small jam sessions: I need supplies to clean and condition the instrument, a comfortable adjustable strap, and a mix of decorative thin and glow-in-the-dark medium picks.", "positive_items": ["B001TY41D8", "B00GNCVVKM", "B09V9172YN", "B09ZTK33ZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38bf9186b63cb5bf3c7d942b", "partition": "shared_train", "query": "I\u2019m setting up a small theater performance with two guitars and need unobtrusive hands-free speech pickup, a short balanced connection to the PA, and a secure stand to hold both guitars between sets.", "positive_items": ["B0002BBOR0", "B072L7NM4B", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38c4afc5360ebf1a07127c18", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar for a small live rehearsal and recording setup, needing reliable tuning, fresh volume and tone controls, and a compact mixer to blend the guitar with other inputs.", "positive_items": ["B075MPFFRV", "B09VTHS814", "B0B31RCL2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38cd6a8022e270613e30c898", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with a clear, noiseless single-coil sound, new volume and tone controls, and a stable neck support for safe electronics work.", "positive_items": ["B003LWM804", "B0C3Q29DML", "B00KME1F2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38d08a0990369616f38c100c", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar or other string instrument for a small amplified performance and need reliable tuning, comfortable finger protection and picking options, a contact pickup, and a way to connect it to speakers.", "positive_items": ["B099QSKMBP", "B07L6LKSXR", "B06XPMFFCV", "B07PTN2QKL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38d226ff803e4bba86a7ee57", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and livestreaming station and need a desk-mounted vocal mic setup, headphones for monitoring, a compact mixer for multiple audio sources, and reliable XLR connections.", "positive_items": ["B0B31RCL2G", "B0C5BMZ1K9", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38dba6a484fdbd4b635044f3", "partition": "shared_train", "query": "I\u2019m building a compact setup for rehearsing and recording heavy classic-rock guitar: I need doom-style overdrive, a musical clean boost, swirling phase effects, easy clip-on tuning, and a small mixer for combining guitar sources.", "positive_items": ["B07GXG4DWY", "B00IFHCOUO", "B01MAY79A4", "B004FEBS8K", "B00VRPHV2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38dd7e76a142ec63fba9250d", "partition": "shared_train", "query": "I\u2019m setting up a compact home music rehearsal station with an adjustable surface for my mixer, easier-to-hit illuminated pedal switches, and durable 5A sticks for practicing acoustic or electronic drums.", "positive_items": ["B08H1PVP9N", "B07T9NM5QR", "B0B2D98XV8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38ee6f5cab7107432b8b27a2", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal rehearsal station and need hands-free microphone positioning with clear amplified sound for practicing songs.", "positive_items": ["B0798TJW8Q", "B06XFWXFDJ", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-38f7f5cc507bbf3a1806e3ff", "partition": "shared_train", "query": "I\u2019m setting up a small live drum-and-band performance and need a clear sound-control barrier around the kit, adjustable tripod microphone support for vocals and instruments, a way to match instrument signals into the mixer, and safety cables for stage lighting.", "positive_items": ["B01MCULR8E", "B0C5SCVH3W", "B019NY2PKG", "B07FZBF5HY", "B07FZ5XBCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3906273b806511b4078138c6", "partition": "shared_train", "query": "I\u2019m setting up my drum kit for a controlled, punchy rehearsal sound and need to tame tom overtones, adjust bass-drum attack and sustain, and keep spare sticks and brushes within easy reach while playing.", "positive_items": ["B0814FS16Z", "B0B954S282", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-390accb3944d230ae2131d4d", "partition": "shared_train", "query": "I\u2019m setting up a compact home music room where I can assemble an electric guitar, practice drums quietly, and tame echoes for clearer playing and recording.", "positive_items": ["B09Y8JZTQH", "B0BG64Z3YJ", "B09YLF7FFW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-390c1555de40528612951655", "partition": "shared_train", "query": "I\u2019m modifying a Tele-style guitar and need a chrome bridge setup, string-through-body hardware, and a black three-ply F-hole pickguard, with parts suitable for a project where some mounting holes may need drilling.", "positive_items": ["B00H18CSOA", "B00WAD4WM2", "B003AYPHJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-391bdf05449d338c63778813", "partition": "shared_train", "query": "I\u2019m putting together a compact blues-rock guitar rig and need a warm neck-pickup upgrade, a small tube amp and matching speaker setup, expressive reverb and delay, plus a reliable capo for alternate keys.", "positive_items": ["B0BKKWS9Z8", "B0002D0618", "B08N5Y69FT", "B013JM0CKI", "B00SV12BO8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3932eb0a8f99981de62bffe2", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar and need parts for rewiring its volume control, connecting it to an amp, and setting it up with light high-strung/Nashville strings for doubled studio parts.", "positive_items": ["B0BPJ4Q6FJ", "B004MND0P8", "B00L9R9V3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3932fe7b27ed782d8cee2354", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly home jam setup for electric guitar and violin, with a small amp for guitar, a microphone for vocals or acoustic violin, and a quick way to change guitar keys.", "positive_items": ["B00GWYE4V4", "B000AN11T6", "B0BT8FDL8B", "B014FBJUSC", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-393a6120dc4f87d972cd6663", "partition": "shared_train", "query": "I\u2019m setting up a small Dura Truss lighting rig and need to mount lightweight fixtures, connect the DMX chain with a short 3-pin cable, and terminate it safely.", "positive_items": ["B001NEKCQ4", "B00I9HOUIY", "B09ZTJH58K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39404739cf1bbc0e32c7113c", "partition": "shared_train", "query": "I\u2019m putting together a location-recording setup for filming interviews and need an adjustable boom for positioning the microphone, plus reliable cables to connect different microphone outputs to my camera or mixer.", "positive_items": ["B000165DSM", "B01DN7OC00", "B000OE2G54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3941ca6a6e57b093c44bfda8", "partition": "shared_train", "query": "I\u2019m setting up my guitar for regular rehearsals and small live gigs, and need versatile picks for different tones, a comfortable adjustable strap, and reliable hardware to keep the strap securely attached while I play.", "positive_items": ["B09DF2S1DH", "B00H35YIJE", "B0B2Z13RCR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39598b9bc6146bef56d9da71", "partition": "shared_train", "query": "I'm setting up a two-guitar practice station and need a secure stand for both instruments, plus reliable replacement strings in one heavier and one lighter gauge for different playing feels.", "positive_items": ["B09M7P8SBH", "B09JMYM88H", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3965385cd3adeebbedf8e043", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for oboe rehearsals and small performances, with a protective way to carry my instrument, an adjustable stand for music, and focused lighting for reading scores.", "positive_items": ["B0037GRGGU", "B09G7GH2FH", "B003DJG2L6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-396a18b50d7fe3f9baa2334e", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home piano practice station with a full-size digital keyboard, adjustable stand, padded height-adjustable seating, and a sustain pedal that stays firmly in place.", "positive_items": ["B01B15JPCQ", "B00KMDS32W", "B07V91JVZ3", "B07MH391ZF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39729d9141a85fbfc8ce9bbc", "partition": "shared_train", "query": "I\u2019m refurbishing my Les Paul-style guitar and need upgraded controls, a replacement selector-switch cap, and a compatible roller-saddle bridge for better tuning stability.", "positive_items": ["B089XFMQ5W", "B00VMS2XIQ", "B075HYQQD1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39739f9bf6bcf4a12de04abf", "partition": "shared_train", "query": "I\u2019m putting together a compact vocal rehearsal setup and need stable adjustable mic positioning, a secure holder for a handheld microphone, and a shielded stereo breakout connection to my audio equipment.", "positive_items": ["B01DN7OLJC", "B00347A44I", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3973c5a883b92427675b2b40", "partition": "shared_train", "query": "I\u2019m preparing my alto sax for regular rehearsals and performances and need reliable protection for transport, a comfortable carrying setup, and suitable powder paper for routine wind-instrument care.", "positive_items": ["B0002CZSHG", "B0B4SGJRHR", "B0BT32Y1ZW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3976d8eb6845e3d7e3872c7f", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic for small live rehearsals and need dependable strumming accessories, electronic drum accompaniment, and a versatile acoustic amp to run both instruments.", "positive_items": ["B07T7ZSJXH", "B09S2VB3KW", "B0BTC9YJ2W", "B00IN2WIZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3989ac317f120a5ce9d176bd", "partition": "shared_train", "query": "I\u2019m setting up a small amplified acoustic guitar performance and need comfortable adjustable foot support, a contact pickup to capture the instrument, and long 1/4-inch cables to connect the setup to speakers.", "positive_items": ["B07HVFTGTH", "B07NTHVQ9Q", "B01N41SI41"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3996d914bc189ab808e6e18c", "partition": "shared_train", "query": "I\u2019m putting together a lightweight, portable percussion rig for small acoustic gigs, combining a cajon with foot-driven bass sounds, a crisp auxiliary snare, and compact stands that are easy to transport and adjust.", "positive_items": ["B095FVTV98", "B01G5YA7C0", "B01LR99FVM", "3866262558"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3997f68e319b7121e624c79c", "partition": "shared_train", "query": "I\u2019m preparing for acoustic guitar rehearsals and small performances, and need supplies for restringing the guitar, comfortable picking, and protecting the floor beneath my sheet music stand.", "positive_items": ["B09BF8XDF4", "B07MZ6XF6P", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39a22a23fd2f916623fc73c8", "partition": "shared_train", "query": "I\u2019m preparing a small DJ set with live vocals: I need a Serato DJ Lite controller for two-deck scratching, plus a handheld dynamic vocal mic and several balanced XLR leads to run the mic through the venue\u2019s compatible mixer or PA, not directly into the controller.", "positive_items": ["B09X7JJDSR", "B0BSB9249S", "B0B52FBC66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39a9656468a0dfcceedd58d2", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style guitar phaser pedal and need the core phasing circuit plus durable input connections and true-bypass switching with an optional status light.", "positive_items": ["B0016BFBO2", "B07FB944VD", "B0B5GX87XQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39b43f492b608c4883b4eaa3", "partition": "shared_train", "query": "I\u2019m preparing an outdoor acoustic guitar performance and need fresh, bright strings, quick key changes during songs, and portable battery-powered amplification for my guitar and vocals.", "positive_items": ["B00N4ZHQ14", "B0733QJZQZ", "B007MY5BDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39c1f469692340d588d695cc", "partition": "shared_train", "query": "I\u2019m restoring a black Strat-style electric guitar and need compatible replacement hardware for the output jack, a slotted flat-bottom nut, and the pickup-selector switch tip to finish the repair.", "positive_items": ["B01CXQYXJM", "B003WY26VM", "B002NLHI22"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39c2bbfd13ca79f8c5ad26de", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic duo set and need supplies for restringing a 12-string guitar, playing it with varied picks, keeping it safely supported, adding cajon and brushed percussion parts, and mounting our mixer on a standard microphone stand.", "positive_items": ["B00K17YFC6", "B0BTC9YJ2W", "B07TNV3KBV", "B0002E38UI", "B01LF4DBL4", "B01N01NYGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39cfa576bc49455159c6d5a6", "partition": "shared_train", "query": "I\u2019m preparing for a multi-saxophone rehearsal and need a secure way to park my baritone, fresh reeds for a projected baritone sound, and reliable soprano mouthpiece support with protection between playing.", "positive_items": ["B0BX8L1JNS", "B07DWVGJFJ", "B0C7LV1CCH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39dc98c9fbf243edeb213386", "partition": "shared_train", "query": "I\u2019m rewiring my Telecaster for a vintage-style setup with expanded pickup switching, reliable cloth-covered solder connections, and a replacement control knob to finish the modification.", "positive_items": ["B00OO0XTB4", "B0B8F6LD9F", "B0B8Z2T4PS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39e89f3d8fc32081e1da8a9c", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard and need expressive wah and boost tones, custom-length solderless patch cables for tight spaces, and a tester to verify both audio and power connections.", "positive_items": ["B001PZ79LC", "B07D2SMPJY", "B07GXG4DWY", "B07BHHDL37"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39ef5062e9a5f1ff5edc9df1", "partition": "shared_train", "query": "I\u2019m building a compact bass pedalboard for recording and live gigs, with smooth compression, flexible tone shaping and direct connection to the mixer, powered quietly and reliably without batteries.", "positive_items": ["B01FY5CVFC", "B07N2Y2RCN", "B07BWBBZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39f98338d89abc2f2701bfa3", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic for a small live set and need a reliable way to connect it to amplification, change keys quickly without retuning, and keep it safely supported between songs.", "positive_items": ["B000P5RVRU", "B071RL22PZ", "B0032UYIK8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39faaa5b01084d68dfe1a9a4", "partition": "shared_train", "query": "I\u2019m expanding my Catalina drum kit for live playing and need a secure way to mount a 12-inch tom, position two toms from the bass drum, and add adjustable, stable cymbal support around the setup.", "positive_items": ["B0002F71QY", "B00NJNFJH4", "B00G5LF756", "B07VPYC7KQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-39ffd7c1e057f9480bce766a", "partition": "shared_train", "query": "I\u2019m setting up a home drum recording session and need a stereo pair for overheads, reliable XLR connections, a metronome for keeping time, and hardware tools to secure and quickly tune the kit.", "positive_items": ["B0016H8S1O", "B0002H0F5Q", "B07C484BHP", "B08DBDD6CM", "B0002F6ZK2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a063f93cf371b8410187dec", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and electric guitars for a recording session, with long-lasting light acoustic strings, medium drop-tuned electric strings, and a 15-foot cable to connect the electric guitar to my setup.", "positive_items": ["B01448TORS", "B01DE4DPSC", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a0cdeee0b95b03139dfdf93", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar pedalboard and need reliable short patch connections, flexible routing between effects, and a comfortable strap for rehearsals and live gigs.", "positive_items": ["B017YPAAJE", "B017XHZ8RC", "B010X8CPB0", "B07NLTD31L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a1582f5b797baebe9689b9e", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar for regular playing and want compatible hardware for the bridge and controls, a reliable way to connect it to an amp, comfortable playing essentials, and space-saving wall storage for the finished instrument.", "positive_items": ["B08TWL4LMR", "B08DNC25KT", "B08G1CTDP1", "B07RLVH6H4", "B081T636X2", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a1d4bc10ac59fae819fb05f", "partition": "shared_train", "query": "I\u2019m expanding my drum setup for rehearsing Latin-inspired grooves and need compact mounted percussion accents with compatible hardware, plus suitable sticks for playing them clearly and consistently.", "positive_items": ["B003THDD2S", "B07QGPYXG6", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a301a19b716ece11cf5f83c", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar rig for a high-gain solo set and need dynamics control, thick distortion, expressive wah tones, and a way to reduce friction at the nut and bridge for better tuning stability.", "positive_items": ["B0036FFDSK", "B001PZ79LC", "B007Q27BH0", "B007T8CUNG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a3e462db4b67beff844d2f5", "partition": "shared_train", "query": "I\u2019m preparing my mandolin and electric guitar for a recording session and need replacement strings for both, fretboard care, and secure strap hardware so I can play comfortably while standing.", "positive_items": ["B0024RNRM0", "B079TLFL33", "B01C5TBOZ8", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a4136af4f3b1f04caa4ca04", "partition": "shared_train", "query": "I\u2019m restoring an Epiphone-style electric guitar and need black humbucker mounting rings, 3-per-side locking tuners for 3/8-inch peg holes, and an accurate gauge to measure and set the string action.", "positive_items": ["B07PMLJ8PT", "B000Z7INAW", "B0C3LKRRFZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a44580c3494ef9ffc910e36", "partition": "shared_train", "query": "I\u2019m setting up a small live recording session with guitar, bass, and saxophone. I need comfortable instrument support, a bright Nashville-tuned guitar setup, a powerful bass speaker upgrade, reliable stereo signal routing, and a secure way to keep drinks away from the gear.", "positive_items": ["B0BPJ4Q6FJ", "B08N61B82P", "B01DN7OLJC", "B001D2TPZU", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a4e47933be3ac52988ad454", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly classroom music activity where children can create a playful parade soundtrack, combining simple wind instruments with wearable and struck percussion for rhythm, fanfare, and sound effects.", "positive_items": ["B07C3HDJXD", "B0002CZQMS", "B07P89PSNJ", "B0002IL3G0", "B0002D15JU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a6225e99b060ccd55bb2640", "partition": "shared_train", "query": "I\u2019m setting up a small home electronic music performance and need to connect a dynamic microphone to my audio gear, link compact synth modules, and bridge a USB MIDI device with standard MIDI equipment for reliable control.", "positive_items": ["B0BN89SZM3", "B0871YN75N", "B01M7R8BON"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a6d4cebeade1e64b173fd67", "partition": "shared_train", "query": "I\u2019m setting up an eight-string lap steel for C6 playing and need reliable tuning, fresh strings, and a smooth steel bar for sliding.", "positive_items": ["B076BT4C3J", "B07NDF5GJQ", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a6e0d82c59814fccf8f38f0", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar setup for rehearsals and small gigs, with reliable short connections between pedals and gear, a secure strap for moving around, and a way to make custom picks and keep them handy.", "positive_items": ["B00M6SI0X8", "B0B8M5FJ9W", "B072DXPHC3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a6e86fb41e9b286e68ad4ff", "partition": "shared_train", "query": "I\u2019m preparing a small live band setup and need reliable vocal amplification, a way to protect and carry several wired microphones, bass tuning that reaches low C, and durable sticks for regular drum rehearsals and shows.", "positive_items": ["B0764698GB", "B07KZ9VXS2", "B0BYXVCSGG", "B00H7Y2ZKK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a738cf4386e3a0522f5fd89", "partition": "shared_train", "query": "I\u2019m getting my 3/4-size classical guitar ready for lessons and local performances, and need reliable pitch checking, comfortable seated playing support, a portable padded way to carry it, and replacement bone hardware for a setup.", "positive_items": ["B00LBK6OTO", "B0BHSG5C3G", "B07VWSB34H", "B00USQA8VC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a96c5d351521db71d9f8154", "partition": "shared_train", "query": "I\u2019m setting up a small live singing-and-guitar performance and need a dependable way to connect my vocal microphone and guitar to the sound system, with enough cable length for comfortable stage movement.", "positive_items": ["B01DE4DPSC", "B003GEBGA0", "B000165DSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a98cd17ddc18ffb5b07925e", "partition": "shared_train", "query": "I\u2019m building an experimental electric guitar pedalboard for creating huge, surreal ambient textures, with deep subharmonics, rhythmic tremolo, radical pitch effects, cavernous reverb, protected signal quality, and an elevated layout for easy access.", "positive_items": ["B07176Q3C2", "B012P8BAH6", "B00LRHB3A6", "B00S86LCN2", "B01AWWYH86", "B004O07XR0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3a9a5c4abd550f01d029793e", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular playing and need bright replacement strings, a drill-compatible tool to change them efficiently without scratching the tuning pegs, and a comfortable strap so I can play standing up.", "positive_items": ["B0C3LKJXFR", "B07MDT5WJX", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3aa66f61c5f0757dbf01e811", "partition": "shared_train", "query": "I\u2019m refurbishing a 12-string acoustic guitar for home practice and need replacement nut and saddle parts, a cable for connecting it to a compact amp, and a stable folding stand.", "positive_items": ["B018FCZKR2", "B01DE4DPSC", "B06Y2W66F5", "B01CL624FO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ab57f8a906c8d9daafc894b", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need vintage-style single-coil pickups, tools to carefully adjust the nut slots, and a short cable for testing the finished setup.", "positive_items": ["B0B95V41NR", "B071H89736", "B07MCZ9S8X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ab5c9fdd8ab842f14e47c40", "partition": "shared_train", "query": "I\u2019m setting up a compact home jazz recording session for a singer-drummer: I need to control drum resonance, protect and port the bass drum, support light brush-style playing, mount a mic on the kit, capture vocals, and connect balanced gear.", "positive_items": ["B003K6MV1W", "B0BKZ6M28F", "B0C38LLMXG", "B016QVUZP6", "B0C3LGQ9S5", "B07TLNMHL8", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ab6cd9d1e157c22645825e3", "partition": "shared_train", "query": "I\u2019m putting together a beginner percussion setup for a young child, with an adjustable practice surface, appropriately sized drumsticks, and a hard rubber mallet for exploring different playing techniques.", "positive_items": ["B07SFYY1VJ", "B0002F4W1G", "B00M87PV66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ae12e7a06656dfecccf6c5d", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-recording station with a professional XLR condenser microphone, reliable USB connectivity for recording, and accurate over-ear headphones for monitoring and editing.", "positive_items": ["B074379C7Q", "B09RN7GR8F", "B07SRDVZSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3aecef363a47559a9b3001ff", "partition": "shared_train", "query": "I\u2019m restringing and caring for my 12-string acoustic guitar, and need extra-light phosphor bronze strings, a safe way to remove the bridge pins, and a conditioner for cleaning and protecting the wooden fretboard.", "positive_items": ["B0986GVVDJ", "B0BTC9YJ2W", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3af0af0ba14501adc1780bd4", "partition": "shared_train", "query": "I\u2019m preparing for a small multi-instrument performance and need a secure way to display my guitar, change its key quickly, and transport my tenor saxophone safely.", "positive_items": ["B0094TLUYI", "B09LTZ1QXP", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3af160f51a248f804dacd6fa", "partition": "shared_train", "query": "I\u2019m setting up a travel-ready setup for my 16-inch Gretsch hollowbody guitar, with reliable protection between gigs, a way to keep the finish polished, and enough cable length to plug into an amp comfortably.", "positive_items": ["B0938DRS9J", "B07794F7ZV", "B003BG3IU4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3af272dd387614e90731106e", "partition": "shared_train", "query": "I\u2019m preparing my clarinet for regular rehearsals and performances and need to protect the mouthpiece, play comfortably with a secure strap, and keep spare attachment tabs in my case.", "positive_items": ["B00TR39KL6", "B01AW5068S", "B00TH3YPDE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3af477e472b26e5c26c1f6a7", "partition": "shared_train", "query": "I want to record a clear vocal demo at home, using a handheld microphone, compact USB mixing setup, and simple protection against breath, wind, and moisture.", "positive_items": ["B07N5J3GTB", "B091MZPYBQ", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3af610313c14443d9744e7f1", "partition": "shared_train", "query": "I\u2019m setting up a guitar care station for my acoustic, 12-string, and tremolo-equipped electric guitars. I need safe storage for two instruments, comfortable replacement strings for regular acoustic playing, a fresh 12-string set, and replacement hardware for the tremolo.", "positive_items": ["B003AYNHGW", "B015T84WO2", "B09JMYM88H", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b024b5e2a3fd85b8af86fec", "partition": "shared_train", "query": "I\u2019m refurbishing my guitar rig and want to improve both the instrument and amp: reliable high-power speaker performance, upgraded six-in-line tuning stability, a clean soapbar pickup finish, and fitted protection for the amp head.", "positive_items": ["B000BBF1W0", "B07SCHSJQ8", "B08BJ82T1M", "B086RM9ZB6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b0ba6622dd7b8654630f71f", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for small live gigs and need a way to capture both string attack and body resonance, shape and boost the signal cleanly, keep it secure while playing, and build finger strength between rehearsals.", "positive_items": ["B0B8FSCM9L", "B01DBS3WJS", "B002LFCDPM", "B07MDT5WJX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b1618dfdd78f27b744a5d33", "partition": "shared_train", "query": "I\u2019m setting up a small live keyboard performance and need dependable power for my Roland keyboard, sustain control, a way to split an XLR audio signal across two mixer channels, and a pair of full-range PA speakers for the audience.", "positive_items": ["B08FYJWN21", "B010CC2JTA", "B01C5G2UYK", "B096W8XKHV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b22ba6b662602183650092f", "partition": "shared_train", "query": "I\u2019m putting together a portable karaoke and live drum setup for small gigs, and need a wired vocal mic, protective bags for a five-piece kit, a case for the mixer, plus a cowbell and secure bass-drum mounting hardware.", "positive_items": ["B09PH4DV67", "B0C4RBG7N1", "B004MECVYI", "B09LJ2796G", "B0BZX4HHSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b263dd75e17de0c339896cd", "partition": "shared_train", "query": "I\u2019m setting up a small home acoustic-guitar practice and recording corner, with a comfortable assortment of picks, a secure place to rest the guitar between takes, and an adjustable stand for positioning a microphone.", "positive_items": ["B018FCZKR2", "B00IPH8MD2", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b267269c825c9ff20690d80", "partition": "shared_train", "query": "I\u2019m setting up a home podcast recording station and need a desk-mounted microphone setup, a broadcast-quality vocal mic, XLR connectivity, and closed-back headphones for monitoring speech clearly.", "positive_items": ["B0BT8F5JTN", "B0B89ZSYS7", "B06X9KG3HW", "B0891WVCNV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b29bf4722e50caa8850c62f", "partition": "shared_train", "query": "I\u2019m restoring and preparing my Strat-style electric guitar for a small gig: I need to secure the neck joint, condition the wooden fingerboard, and have versatile effects, amp tones, rhythm practice, tuning, looping, and reliable 9V power for rehearsing.", "positive_items": ["B01LMDLNAY", "B0928HW2P4", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b2a9d9033cd1792696c36a1", "partition": "shared_train", "query": "I\u2019m rebuilding a compact drum kit for studio rehearsals and need a snare, a replacement 16-inch tom head, adjustable bass-drum sustain control, and dependable rack-position memory for consistent setup.", "positive_items": ["B0BK6S8QDW", "B07TMJX85D", "B00K7VE5MQ", "B0002F78OY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b2fdd3c4f8b7ed9c41000f1", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar setup for rehearsals and small gigs, and need a way to keep the guitar safely secured between takes, improve tuning reliability, and power several effects pedals from one organized station.", "positive_items": ["B097FMTZCP", "B0BKR2ZM9X", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b427505bed4f13051b1937b", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup at home and need heavier-gauge strings, accurate tuning, and a secure wall-mounted way to store and display the instrument without marking its finish.", "positive_items": ["B0BSGM6CQ9", "B0BHSG5C3G", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b45d6b4239d6d4db53758e9", "partition": "shared_train", "query": "I'm setting up a simple electric guitar practice station and need an easy way to tune, connect my guitar to an amp, try different pick styles, and keep spare picks conveniently within reach.", "positive_items": ["B00IFOTSJW", "B004HJ9COU", "B00IPH8MD2", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b66a6b444cd96e8f63d4a14", "partition": "shared_train", "query": "I\u2019m setting up a portable cello practice and small performance station with a safe place to rest the instrument, adjustable support for sheet music, and more comfortable bow handling.", "positive_items": ["B003ZUEQLG", "B00T8I9QXW", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b6e2d2cfd2f9e4489b09cd0", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and performing solo guitar, with comfortable hands-free support, a simple way to build and overdub loops, and a short reliable connection from my instrument to the looper.", "positive_items": ["B0B8LQFN3C", "B015X3CXXA", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b726edb3ed7f5f1df6e7c44", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar pedalboard for rehearsing vintage, pulsing tremolo parts, with reliable stage tuning and a short, low-noise connection between the pedals and my instrument.", "positive_items": ["B075MPFFRV", "B004U1QDL0", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b73922feb3b0b4ba91e1362", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home station for practicing my Casio keyboard, with proper playing height, a supportive seat, and hands-free piano-style sustain control.", "positive_items": ["B01M7RFRIR", "B0BK6SKPRP", "B093YLCJVH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b74320e33f36c99fbd95342", "partition": "shared_train", "query": "I\u2019m building a compact pedalboard for guitar and bass, with foot-controlled volume, flexible classic-crunch and high-gain overdrive tones, plus warm analog delay for shaping sounds during rehearsals and recording.", "positive_items": ["B077GH8LF6", "B09HTV1RV3", "B07Y6ZQCX8", "B078HLBHKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b77adc49361fd66ed56d3e6", "partition": "shared_train", "query": "I\u2019m getting my four-string bass ready for upcoming performances and want to refresh its playability and tone, care for the fretboard, and add versatile effects for different songs.", "positive_items": ["B01BZTGPW6", "B07D5W5X3Z", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b92b5af62bc4678eab8cfb6", "partition": "shared_train", "query": "I\u2019m preparing a school world-music ensemble performance and need clarinet playing supplies plus durable handheld percussion for shaken bead rhythms and varied scraped rhythmic textures.", "positive_items": ["B00BAYREE0", "B08M6JLH7M", "B09D23M922"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b94458a96f73d3a44aca881", "partition": "shared_train", "query": "I\u2019m building a compact electric guitar pedalboard for live shows and need accurate tuning, flexible tone shaping, and quiet operation between songs and during high-gain playing.", "positive_items": ["B00DT59450", "B0928KFR97", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b94561cae4949c4394cc954", "partition": "shared_train", "query": "I want to get my 6-string acoustic ready for regular playing with long-lasting strings, easy key changes without retuning, and a durable supply of thin picks for strumming.", "positive_items": ["B00CPLODUU", "B01AH3RSAO", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b95d547c67f20a2a9d76030", "partition": "shared_train", "query": "I\u2019m preparing a solo acoustic performance and need warm, light-gauge strings for a 12-string guitar, high-strung electric strings for layered parts, and hands-free foot percussion to add a steady jingle.", "positive_items": ["B0BTC9YJ2W", "B0BPJ4Q6FJ", "B00B2N3XU8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b99b0a80c0b19fce32250db", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal corner and need organized wall storage for several guitars, a portable stand for sheet music, and adjustable floor stands to position two microphones.", "positive_items": ["B07R3S93K8", "B0C4XQ496G", "B0B949FD92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3b9a36cea93b41ff7ebe2cd4", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice setup for home and travel, with a small battery-powered amp, sturdy picks for precise playing, and a gentle microfiber cloth to keep my instrument clean without damaging its finish.", "positive_items": ["B06Y2W66F5", "B0BR2N43GC", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ba038a9a0ea5567ca5743fd", "partition": "shared_train", "query": "I\u2019m putting together a compact DJ and live-sound rig for small events, with a rack-mounted mixer, organized multi-channel connections, and signal routing that cleanly separates subwoofer, low, mid, and high frequencies.", "positive_items": ["B004DRD6H0", "B07DX95KP2", "B000K66AN0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ba3c42cb20ba3fe33ba05c5", "partition": "shared_train", "query": "I\u2019m preparing my mandolin and 12-string acoustic guitar for a folk recording session and need reliable replacement strings for both instruments, plus one compact tuner to get them accurately tuned and ready to play.", "positive_items": ["B0853X3VDC", "B0BTC9YJ2W", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ba8a314a5490962ce584a68", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice corner and need dependable gear for connecting my guitar, playing comfortably while standing, and storing it safely on the wall.", "positive_items": ["B01DE4DTAG", "B07NKRZ1KQ", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bac06524149610174ea1165", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for a layered recording project: polish the frets, fit bright high-strung strings, run it through a reliable signal and effects setup, and power the processor without relying on batteries.", "positive_items": ["B07MJZQHRL", "B0BCXRG3QQ", "B0BPJ4Q6FJ", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bbab76053503c3727898034", "partition": "shared_train", "query": "I\u2019m restoring a six-string guitar for regular practice and small performances, and need reliable replacement hardware for accurate tuning, a properly sized pre-slotted nut, and a comfortable adjustable shoulder strap that works for either acoustic or electric playing.", "positive_items": ["B0043NSWUU", "B071913YPG", "B004DEHJZ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bc92b54a9c2ac6ea3b3199a", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar rig for rehearsals and small gigs, and need heavier-gauge strings, a comfortable adjustable way to wear the guitar, and a dependable amp connection.", "positive_items": ["B0C5PRQ9K6", "B07226MCY6", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bc9d00f6eac33c1f8f846c3", "partition": "shared_train", "query": "I\u2019m refurbishing a Les Paul-style electric guitar and want to restring it with heavier-gauge strings, make string changes easier, refresh the control and pickup hardware, and add removable abalone-style fret markers without permanently altering the instrument.", "positive_items": ["B08BNN8VDT", "B0BRWSYSJS", "B01N5KND14", "B09YGW2821", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bcd8539fe4e56f2ffb9a1f7", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice corner and need safe wall storage for my guitar and ukulele, plus fresh replacement cushions to make my headphones comfortable again.", "positive_items": ["B00B9BOHVW", "B06XYXMN72", "B004FOITMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bd084ed135c99e986c62149", "partition": "shared_train", "query": "I\u2019m setting up a beginner cello practice routine and need an easy way to learn accurate finger positions, a well-balanced bow for playing, and a sturdy foldable stand to safely hold the instrument between sessions.", "positive_items": ["B00551V4OA", "B0037LLG2A", "B003ZUEQLG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bd4f9902b9920fb6137d0bc", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic guitar performance for recording and streaming, and need comfortable support while playing, reliable picks for different passages, and a USB microphone that captures clear vocals and guitar.", "positive_items": ["B07FYR9T92", "B08KRPLYJ6", "B09G9DVTD3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bd546659a502b950be6f354", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster and need compatible hardware to improve tuning stability, replace the worn tremolo bridge and input surround, refresh the volume and tone controls, and fit a properly slotted nut for reliable playing.", "positive_items": ["B073WMVTBJ", "B06ZZ375CD", "B0B81D71K8", "B003B07LI0", "B0B81D5BB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3be029d6410a6383b72f7eba", "partition": "shared_train", "query": "I\u2019m building a compact home setup to practice and record electronic drum performances with vocals, needing realistic responsive pads, MIDI connectivity, comfortable sticks for dry hands, a warm dynamic XLR mic, and an adapter for mounting accessories.", "positive_items": ["B0BXLY8HJG", "B09TXP3FSK", "B08FJ3RNT1", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3be27ca61430890bae0119dc", "partition": "shared_train", "query": "I\u2019m setting up a home livestream and podcast station for clear spoken vocals, a quiet balanced connection, and easy control of my microphone and computer audio from one USB mixer.", "positive_items": ["B0B89ZSYS7", "B072PQT2DM", "B07XH41DLN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3be5e9edf6f8513872f57337", "partition": "shared_train", "query": "I\u2019m refreshing my home guitar practice setup and need a compact stand for safe storage, plus dependable replacement strings for both my steel-string acoustic and classical guitar, with comfortable playability and clear tone.", "positive_items": ["B0B9M4SJ24", "B0002CZT1G", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3beb74cf6fdc6399c7757960", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need hardware for secure strap attachment, replacing the pickguard mounting screws, and upgrading the headstock with a six-piece set of locking tuning machines.", "positive_items": ["B06W2NS7RW", "B01D2GAKV2", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bebfd6ddf365d0042922e7a", "partition": "shared_train", "query": "I\u2019m building a home recording and rehearsal setup for vocals and a 76-key keyboard. I need multichannel USB recording, accurate powered monitoring on adjustable stands, corner treatment to reduce reflections, and padded transport protection for the keyboard.", "positive_items": ["B08KTLF669", "B09RN6MGZH", "B01M12WWNX", "B08SK53RH6", "B076X9C7H1", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bf41baaf33676b98d5114eb", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for playing acoustic guitar at small folk gatherings, with comfortable support while standing, a safe place to rest the instrument, and quick one-handed key changes.", "positive_items": ["B001KF1F12", "B07FYPBL6K", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bf6d7f2be95953040dadfae", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording and mixing space: I need a way to change guitar keys and keep it tuned, connect and power effects, position and isolate studio monitors, and accurately measure the room response.", "positive_items": ["B0763TVPLT", "B002KI8X40", "B07RMBZWQP", "B0BKKRKM2Q", "B073XXLVWT", "B0BHSG5C3G", "B00VTCSP9G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3bfc08e7f73f387b6262b769", "partition": "shared_train", "query": "I\u2019m setting up a guitar recording rig and need to capture my amp up close, run a long balanced microphone connection, switch one guitar between two signal paths, and add an enhancer to polish the final sound.", "positive_items": ["B0002FDKIW", "B0BX8GFGCZ", "B074P78G7N", "B004NCYNWM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c0aeb59e1c28e2e6a315cf9", "partition": "shared_train", "query": "I\u2019m setting up a narrow-body electric guitar for home practice and small gigs, with a fresh medium-gauge setup, varied pick feel, hands-free playing support, and a compact wall-mounted storage solution.", "positive_items": ["B000AS7QJU", "B01448TKPO", "B06XCNXKFN", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c0bc0dbaad6c2af74d10ff9", "partition": "shared_train", "query": "I'm putting together a portable DJ and karaoke setup for small parties, with protected compact audio gear, a vocal microphone, reliable connections to speakers, easy transport for speaker stands, and sound-activated lighting to create an energetic atmosphere.", "positive_items": ["B07PFPLN34", "B000XGYRQ4", "B077427KSS", "B0C5PRQ9K6", "B09JJ784V5", "B07HZ3TF3C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c0eef6eee6c9c94c57f5bb7", "partition": "shared_train", "query": "I\u2019m setting up a reliable acoustic guitar rehearsal and small-gig setup, with precise picks for playing, a secure stand to keep the guitar safely parked, and protection for the amplifier during transport and storage.", "positive_items": ["B003XIJJVC", "B018FCZKR2", "B075VPGJCX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c158640380821d166d158b3", "partition": "shared_train", "query": "I\u2019m setting up a six-string electric guitar for recording layered Nashville-tuned parts, and need bright high-strung strings, an accurate clip-on tuner, sturdy heavy picks, and a safe wall-mounted way to store it.", "positive_items": ["B00IFOTSJW", "B07PPHHG34", "B0BPJ4Q6FJ", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c1631f1f272b90d4cedc0ab", "partition": "shared_train", "query": "I\u2019m preparing my brass instrument for regular rehearsals and need a comfortable way to carry its case, plus dependable lubricants to keep tuning slides and valves moving smoothly.", "positive_items": ["B0002E3FDS", "B0002E3KPQ", "B0002KX5E6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c17757d4e7df00c69934974", "partition": "shared_train", "query": "I\u2019m putting together a small percussion setup for rehearsals and casual performances, with bongos on a stable adjustable stand plus a bright handheld instrument for adding rhythmic accents.", "positive_items": ["B001MXCY58", "B01HJCS88W", "B09RQFY58W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c32e428b632a24b9cf24737", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar practice space and need dependable instrument connection, versatile amplification, expressive foot-controlled tone shaping, fresh heavier-gauge strings for restringing, and padded stands to safely organize several guitars.", "positive_items": ["B077GK1J7N", "B00EM5UOE6", "B01DE4DPSC", "B0BSGM6CQ9", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c418092dbdb0f548db7f062", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home music practice and recording corner with adjustable seating, accessible wall storage for my flute, care supplies for wind-instrument corks, and replacement foam covers for headset microphones.", "positive_items": ["B0B4JPXT21", "B00ICR2VR8", "B07T7LWPPT", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c4767c786510cefbd5e4fd1", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for a small live set and need to restring it, tune it accurately, and change keys quickly while playing.", "positive_items": ["B00WQI2TM6", "B07BSZNKTM", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c4879ba289c9f7d28c58420", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a reliable stage gig and need better string stability, a durable way to connect to my amp, comfortable hands-free support, and a compact pedal for heavier distorted tones.", "positive_items": ["B008TNAGTK", "B0B92LPGD2", "B0BCXJZ83G", "B0BCXRG3QQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c48b047ff1f615797be9671", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke performance at home with several wireless microphones, elevated PA speakers, stable vocal mic placement, and a laptop connection that sends separate left and right audio channels.", "positive_items": ["B07KCGTYY9", "B0C4XQ496G", "B00Y3NG5HM", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c5249a5a1eece13afb60041", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a stable adjustable mic setup, protection from plosive sounds, and simple USB mixing to record clear vocals into my computer.", "positive_items": ["B09VT45772", "B005EHILV4", "B07PSWC1XY", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c5c5b266773f8172ee84952", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic guitar rehearsal and need fresh, long-lasting strings, reliable picks, and a protective way to transport my compact practice amp.", "positive_items": ["B0BG95DG2H", "B07DWLYGKH", "B00BVH7C66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c5fe067394f1f789729a2b9", "partition": "shared_train", "query": "I'm setting up a folk-blues jam where I'll switch between guitar and mandolin, and I want adjustable leather support for both instruments plus a durable metal slide for expressive lead parts.", "positive_items": ["B07FYL4YWC", "B0019HYAEU", "B07FYJ6JZV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c77613571d0ecedf22e1ba7", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster for home recording and need to smooth and polish worn frets, expand the pickup-selection options, and neatly connect several pedals with short, low-noise leads on a compact pedalboard.", "positive_items": ["B01CFNML9W", "B00OO0XTB4", "B08B68JGFJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c7bd5fbc766147f22800598", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic drum kit and need durable coated heads for the toms, plus a responsive 12-inch snare setup with reliable strings for mounting the wires.", "positive_items": ["B0BKZ74NPY", "B0BKZ1G3P3", "B0BKZ6JR1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c7df7e1e846cc0453f7545f", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need reliable microphone connections plus straightforward control of vocal levels, peaks, and unwanted noise between the mics and my sound system.", "positive_items": ["B00EKRM4V2", "B00NPAMDQ6", "B0BM71QK8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c837411a0bc503f85a17c8d", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic performance setup to tune my instrument, amplify both vocals and the instrument, connect an XLR microphone to a quarter-inch input, and position an instrument microphone low near the amplifier.", "positive_items": ["B000CZ0R3S", "B017808XKS", "B07YJZGP5X", "B07GNVX381", "B07T7ZSJXH", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c83a9d2cb3272624b8f7915", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rock and blues practice and need lighter strings, reliable clip-on tuning, and comfortable picks for articulate playing.", "positive_items": ["B00CGFRJ2Y", "B0BHSG5C3G", "B09M7F7LFB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c896e623af5f730a705618a", "partition": "shared_train", "query": "I\u2019m setting up a small home open-mic rehearsal and need a beginner-friendly short-scale bass, adjustable floor stands for handheld vocal microphones, and foam covers to reduce wind noise and protect the mics from singers\u2019 spit.", "positive_items": ["B07D4SR8GZ", "B0C4XQ496G", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c8ad190f20c479e49a409b8", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice station and need an easy way to keep my instrument supported, tune it accurately, and play comfortably with reliable picks.", "positive_items": ["B018FCZKR2", "B00JL5I70K", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c8c59ffef56c879c53a6899", "partition": "shared_train", "query": "I\u2019m building a home bass-streaming setup and want to upgrade my instrument\u2019s tone, smooth its dynamics with compression, and route the processed signal through a compact mixer and USB interface for live broadcasts and recording.", "positive_items": ["B0B31LM61Q", "B000MFQR6E", "B01AWWYFDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c98daab9d91f3253559241d", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a few rugged handheld microphones, long XLR connections for the mixer, and foam covers to reduce wind and moisture interference.", "positive_items": ["B08DBDD6CM", "B091MZPYBQ", "B07XW3F5H5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c9929355ea4b074c460aca0", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for a focused practice routine and need bright, easy-playing replacement strings, a quick scratch-safe installation method, versatile picks for testing attack, and a clearly audible way to keep steady time.", "positive_items": ["B0B3VD8DZ8", "B01N01NYGY", "B007MY5BDI", "B07HKMCYY9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3c9ed81e1bbad5bc5166024e", "partition": "shared_train", "query": "I\u2019m setting up my ukulele for standing performances and need a comfortable strap system with attachment hardware, plus an adjustable capo for quick, buzz-free key changes.", "positive_items": ["B07MHJ8FRV", "B00WJ3GS16", "B06XCWB9M8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ca33638cb48e8a83dd79fa3", "partition": "shared_train", "query": "I\u2019m restringing my 12-string acoustic guitar and need fresh extra-light strings, reliable clip-on tuning, and comfortable nylon picks for practice and playing.", "positive_items": ["B00IFOTSJW", "B0BTC9YJ2W", "B000BBQPBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ca3b0e4b98f65ef5b56c491", "partition": "shared_train", "query": "I\u2019m restoring my Jazzmaster for authentic vintage-style tone and need luthier tools to smooth and reshape rough fret ends, recrown the frets, and fit a period-correct pickup set.", "positive_items": ["B0BL8897K3", "B01HUCYOXE", "B072QX6WQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ccd2b3d7fb51bd982baf241", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal space for keyboard and guitar, with an adjustable playing station, a comfortable seat, and organized storage that keeps several instruments protected and ready to grab.", "positive_items": ["B00KLLKE04", "B00KMDS32W", "B00KMA0R38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3cdacba9bf7e0c4b0338f9d7", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home keyboard practice station and need hands-free sustain control, adjustable padded seating, and a way to keep my 61- or 76-key instrument protected from dust when not in use.", "positive_items": ["B017DNZ3XK", "B00005ML71", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3cdda98db358bdc0d77588d3", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need replacement control hardware, a safer way to secure the strap during playing, and a complete tremolo bridge setup for reliable tuning and whammy-bar use.", "positive_items": ["B09MQGL896", "B097N9HFWR", "B0BCXS7X26"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ce504d5606f497be9cf0349", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar pedalboard for rehearsals and gigs, with secure mounting and easy carrying, a fast stage tuner, and protected isolated power for several effects plus a few additional devices.", "positive_items": ["B07R28FF44", "B075MPFFRV", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3cf3ed0a790ae7a4189742b4", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar rig for rehearsals and small gigs, with hands-free switching between two amps, a safe folding place to park my guitar, and a punchy replacement speaker for rock tones.", "positive_items": ["B073DH77YP", "B006YI1I4E", "B08N5Y75CZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3cfb646afe7b56d87fffe77e", "partition": "shared_train", "query": "I\u2019m refreshing my rock drum kit for rehearsals and need durable replacement heads for multiple toms and the bass drum, plus a stable, low-position stand to hold my snare comfortably.", "positive_items": ["B07WRSQ18J", "B00HX9EYG2", "B0753PSL2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d006c9ffa97c1a054cec771", "partition": "shared_train", "query": "I\u2019m setting up a practical guitar practice station with sturdy heavy-gauge picks, an easy-to-reach place to keep them, and a reliable tuner so I can stay in tune during daily playing.", "positive_items": ["B00CIO6BEA", "B015HG7HMA", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d07d4e4f020b91474f7d296", "partition": "shared_train", "query": "I\u2019m giving my six-string electric guitar a full setup: polish the frets, safely support the neck while working, and restring it with a bright high-strung Nashville-tuning set using a faster winding method.", "positive_items": ["B00TV90MT0", "B07ND5PQTP", "B008BPI2OW", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d183018865ef3736be7a3cb", "partition": "shared_train", "query": "I'm putting together a small live acoustic/electronic music set and need supplies to restring and comfortably play my classical guitar, control electronic hi-hat sounds, secure a wireless receiver on my belt, and connect microphones to the mixer across a long stage.", "positive_items": ["B00NPAMDQ6", "B07FYJ7ZLJ", "B01AW50JXA", "B00IN2WHGM", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d27cafd5c2d2e710bd1e88e", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar stage setup with an amp foot control, short cables for connecting my pedals, and a way to send the instrument signal directly to a mixer or amplifier.", "positive_items": ["B001L8NGJ2", "B07FZ5XBCJ", "B007X60AZ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d2dac9b94c3f0130c7516e7", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record a keyboardist and drummer, with flexible microphone amplification, isolated instrument-to-mixer connectivity, hands-free sustain control, and adjustable snare or tom overtone reduction.", "positive_items": ["B076DGQ45Z", "B0006NAB82", "B0009GYIL2", "B000UP8S0Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d454405133ab2e8abca6281", "partition": "shared_train", "query": "I\u2019m filming outdoor interviews with a handheld XLR microphone and need cables, wind protection, plus a thread adapter for mounting a separate compatible microphone holder on my camera; handling-noise isolation isn\u2019t required.", "positive_items": ["B01BNBL9YK", "B06X9KG3HW", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d4fd80eedc7b2dd64857814", "partition": "shared_train", "query": "I\u2019m preparing a small live music-and-storytelling performance with tenor trombone and computer-based accompaniment, so I need secure transport and a stable playing setup, plus a full-size keyboard controller and a hands-free lavalier microphone for clear narration through phantom-powered audio equipment.", "positive_items": ["B005SUXDP6", "B08XMK3D28", "B0002BSS1A", "B0002CZSPS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d66bbf49a2644765698b718", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice rig for home, with an easy way to tune accurately and connect my guitar to a small tube amp for warm, quiet-room playing.", "positive_items": ["B076PF19FQ", "B01DE4DPSC", "B0919HG8S7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d72b94601a03737630e59c6", "partition": "shared_train", "query": "I\u2019m refurbishing my rock drum kit for live gigs and need durable black-coated tom heads covering my different drum sizes, plus a reliable assortment of hard-hitting sticks for rehearsals and performances.", "positive_items": ["B00K7VDMJS", "B0BKZ59BQZ", "B074MJK8TJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d79782d740db33606c9137c", "partition": "shared_train", "query": "I\u2019m putting together a guitar practice setup for writing and rehearsing songs, with a foot-controlled drum groove, reliable amp connection, and an adjustable strap for playing comfortably.", "positive_items": ["B07RX47156", "B07FYJHMSL", "B0C18CV4TS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d7b0dd95c8096323a22cd46", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic performance and need hands-free guitar support that stays secure, a bright tambourine for adding rhythm, and a way to keep my drink safely attached to the microphone stand.", "positive_items": ["B07CC7Q684", "B0B8M5FJ9W", "B001D2TPZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d840c36cae4002dbd9fcb27", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic singer-songwriter performance with my 12-string guitar and vocals, so I need supplies to restring and play comfortably while connecting a handheld vocal microphone reliably to the sound system.", "positive_items": ["B08DBDD6CM", "B003GEBGA0", "B074WXM13T", "B0BKZ3GCGR", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3d8a66eb1fe5ce6adab22297", "partition": "shared_train", "query": "I\u2019m preparing for a live set that switches between acoustic and electric guitar, so I need durable replacement strings for both instruments plus a selection of picks to test different tones and playing styles during rehearsal.", "positive_items": ["B08T2M787L", "B09G5QS1VD", "B0BFKN3472"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3da0918e1348e43a47a2496a", "partition": "shared_train", "query": "I\u2019m putting together a portable drum setup for rehearsals and small gigs, with quick accent sounds, precise kick control, and durable rolling storage for hardware and cymbals.", "positive_items": ["B00A3BOII6", "B09V556T1T", "B017DNZKZ6", "B003UU0UD4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3da361066a810afc213611c2", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar setup for rehearsals and small gigs, with padded backpack transport, a comfortable adjustable shoulder strap for playing, and a no-modification way to keep the strap and cable securely attached.", "positive_items": ["B076YPR9PH", "B076ZSHQ47", "B09VSJD5GP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3da53b957f448f6d302d3d75", "partition": "shared_train", "query": "I\u2019m producing a live-session documentary and need to capture detailed stereo instrument performances, clean on-camera sound outdoors, and warm, controlled vocals or narration for the final music video.", "positive_items": ["B0928J2NJ2", "B00DJAGK0M", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3db77bb2fcbc495c9bc05534", "partition": "shared_train", "query": "I\u2019m recording a live acoustic band and need a durable close mic for drums or guitar amps, plus versatile condenser coverage for acoustic instruments and overheads, including an option that works without phantom power.", "positive_items": ["B094NDQRJQ", "B0CB98SMQR", "B00CP4IJHU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3dc837411efb01b34020dfec", "partition": "shared_train", "query": "I\u2019m refurbishing my Jazz Bass with vintage-style electronics: I want clearer, higher-output pickups, smooth volume and tone controls, reliable easy-to-solder wiring, and period-correct knobs for an authentic early-\u201960s look and feel.", "positive_items": ["B0002E3DAS", "B006KVTSOW", "B0B8F6LD9F", "B00I3XGGMW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3dcde11344b9029d3ba28fa4", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar-and-vocal performance and need reliable stage connections for microphones and a guitar, plus a simple way to keep the guitar strap securely attached during the show.", "positive_items": ["B06X9KG3HW", "B0869BB46L", "B0BXX3MYXT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3dce3c3e8f846c4750c4a9fc", "partition": "shared_train", "query": "I'm getting my B-flat clarinet ready for rehearsals and performances and need a portable way to read sheet music, basic instrument maintenance supplies, and replacement reeds for easy playing and clear sound.", "positive_items": ["B0002IHFHQ", "B09D23M922", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3dd001a9a82c82436b44c6ef", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice and performance setup and need easy access to small accessories, quick in-tune capo changes, and a short reliable cable for connecting my guitar to effects.", "positive_items": ["B00BESRB8Q", "B07HM8Q5FR", "B07635X9VJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3de86c8183683c2661d78bf2", "partition": "shared_train", "query": "I\u2019m setting up a small live music rehearsal and performance rig with a vocal microphone on an adjustable stand, enough XLR reach for stage placement, a guitar connection, and a powered mixer to blend several inputs and drive the sound system.", "positive_items": ["B075R58Q4Y", "B077H2LW3Y", "B0B3NJ1TDB", "B01BU6B4Q6", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3dfb273ba1b7e224dfe7c9ce", "partition": "shared_train", "query": "I\u2019m refreshing my seven-string electric guitar for smooth, quiet jazz practice and need mellow flatwound strings, a chromatic tuner for reliable setup, and secure pick grips to prevent dropping.", "positive_items": ["B09Q2XKTSH", "B07KDYH2DF", "B07V46KRD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3dffb0d94ef074da90210ad9", "partition": "shared_train", "query": "I\u2019m setting up a reliable bass rig for rehearsals and small gigs, with a portable amp for shaping my tone, a quick way to tune accurately, and a durable cable for connecting everything.", "positive_items": ["B0BCXRG3QQ", "B0BT855NFQ", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e01608bf5369d6cb9a725c9", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster for regular playing and need vintage-style tremolo hardware with replacement tension springs, plus a reliable way to keep the strap securely attached during performances.", "positive_items": ["B003AYNHGW", "B003AYPT8G", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e11cca13d4a7d5aae6b1e6a", "partition": "shared_train", "query": "I\u2019m putting together a compact PA for small outdoor gigs and need protected mixer transport, a powerful powered speaker with wireless control and streaming, plus a height-adjustable tripod stand for stable sound projection.", "positive_items": ["B07NSWD8BR", "B01M8N618U", "B08F93KSDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e146c8914f73e86b00cf5d5", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for my 12-string acoustic and vocals, so I need fresh warm-toned strings, a reliable non-slip pick, clean vocal plosive control, and a way to split my laptop\u2019s stereo output into two quarter-inch inputs.", "positive_items": ["B01H0PACWI", "B016QUXTZU", "B09S2VB3KW", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e14eb549d3b2e374d954aef", "partition": "shared_train", "query": "I\u2019m setting up a focused acoustic-guitar practice routine and need help changing strings, protecting the guitar from pick scratches, changing keys quickly, keeping picks handy, practicing to an accurate beat, and building finger strength away from the instrument.", "positive_items": ["B00JB4KG6E", "B0158GWWJ2", "B00KIZROW4", "B0BCL4K9GF", "B01K1EJQ9U", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e180845719d779aa95c5207", "partition": "shared_train", "query": "I\u2019m putting together a compact setup to practice and perform with an acoustic-electric guitar, including reliable tuning, flexible pick options, an amp, a long instrument cable, and clean direct connection to a mixer or recording system.", "positive_items": ["B07FZ5XBCJ", "B09NWCD36N", "B01DPCONFM", "B06XRK2C8V", "B00EM5UOE6", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e1c53386a1020aec9a24a90", "partition": "shared_train", "query": "I\u2019m putting together a compact travel pedalboard and need expressive wah tones, smooth volume or effects control, and short low-profile connections to keep everything tidy and space-efficient.", "positive_items": ["B01C2T8HDI", "B093YGKPTS", "B0B28ZK2NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e25ff11129356b99d526ed6", "partition": "shared_train", "query": "I\u2019m putting together a portable electric guitar practice setup for home and small gatherings, with compact amplification, a dependable cable connection, and a stable way to keep the guitar accessible between sessions.", "positive_items": ["B06XWLXCFC", "B01DE4DTAG", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e26b8d5c0ad52052249fee2", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for rehearsals and small gigs, with reliable tuning, versatile high-gain lead tones, and selectable delay sounds ranging from subtle echo to spacious repeats. I\u2019d like durable, true-bypass pedals with compatible 9V power needs.", "positive_items": ["B00B3PB1GI", "B008TNAFZK", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e2e9aff6b3554d3f912d7ab", "partition": "shared_train", "query": "I\u2019m putting together a compact home setup for recording and performing layered guitar and electronic tracks, with chorus, reverb, and delay effects, MIDI control from my computer or iPad, sample sequencing, flexible signal mixing, and multitrack recording.", "positive_items": ["B074RM2G9D", "B00NKD1PUI", "B01HRGQOEA", "B0009XH4HU", "B00BFN58WQ", "B01BZTH3ZY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e3682b81fa870f36bf1b4b8", "partition": "shared_train", "query": "I\u2019m preparing to film a small outdoor music performance featuring keyboard and soprano recorder. I need a stable adjustable stand, portable stereo audio with monitoring and wind protection, plus a suitable way to clean the recorder afterward.", "positive_items": ["B0B2C6TK2Z", "B095JX9GZY", "B0002FOD74"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e3faccb51733fbb5da12d52", "partition": "shared_train", "query": "I\u2019m setting up a compact indoor percussion practice routine for a young drummer, with smaller-hand marching mallets, versatile wire-brush techniques for sweep and ride sounds, and a realistic snare-like practice surface that works on a tabletop.", "positive_items": ["B004SX78T6", "B0002DX5KW", "B0BKZ61YJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e53d49290b9f3818784f894", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to make guitar-and-vocal demos with programmed beats, so I need comfortable guitar support, USB pad control for drums and samples, a vocal mic, stable desktop positioning, and XLR connections.", "positive_items": ["B07N5J3GTB", "B00LOAASPC", "B06X9KG3HW", "B0BLJSQF7R", "B07FTVKZB3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e5e4adc260fc1bd933593da", "partition": "shared_train", "query": "I\u2019m assembling a compact touring PA setup for small live events and need to connect several microphones, mix their levels into a stereo output, and keep the equipment protected in a rack case.", "positive_items": ["B0742QLQWG", "B07XTT3K4Z", "B099NXKQ7T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e60af133ac46609be88db90", "partition": "shared_train", "query": "I\u2019m setting up a small live keyboard-and-vocal performance and need a stable adjustable microphone position, a clear handheld vocal mic, and a powerful amp with multiple inputs, effects, and feedback control.", "positive_items": ["B00QLWZMVS", "B06XNBTLHC", "B0846J7THY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e6361ccb3726b1490984de1", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable Latin/world percussion rig for rehearsals and small outdoor gigs, with varied hand-drum tones, mounted accents, protected cymbal transport, finish-safe cymbal care, and a stand-mounted water holder.", "positive_items": ["B0002F76XC", "B000T02VZI", "B001F2PHO6", "B0002F52EC", "B0002F4UG8", "B09LJ2796G", "B07DK5MHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e6e19ce1569d18041867a24", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar setup and need reliable connections between my instrument, pedalboard, and amplifier, with hands-free control over volume during performances.", "positive_items": ["B0002CZV8W", "B00RVE9X06", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e70650148577e9752e090e5", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic live performance and need hands-free guitar support, a stable adjustable vocal mic position, a handheld rhythm accent, and a convenient way to keep my drink nearby while playing.", "positive_items": ["B0BZ5HRXCJ", "B09BTNM918", "B00N2MIM7Q", "B079H5K22T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e71033b1d34ddf98f1407b0", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender-style electric guitar and need the correct chrome hardware to secure the strap, replace missing pickup and switch fasteners, and finish the output jack area.", "positive_items": ["B0025PM6DM", "B0B8Z4YV4T", "B0B81D5BB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e760235a1d4788ca02a5cf2", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice corner where my instrument can stay safely mounted, with durable picks and an easy-to-reach place to keep them between playing sessions.", "positive_items": ["B0002Z2CZY", "B0002CZTIO", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e77692e7c69c250251025b0", "partition": "shared_train", "query": "I\u2019m setting up a small home recording space for guitar and vocals, with reliable connections for both my instrument and microphone plus a way to protect my guitar from seasonal humidity changes between sessions.", "positive_items": ["B0BPKTYTPQ", "B097JDV3FW", "B09KWWS7DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e7f72d8e7192a03a5d3aa04", "partition": "shared_train", "query": "I\u2019m putting together a calming meditation sound bath with resonant tuned tones, a clear opening and closing cue, gentle organic shaker textures, and an extended rain-like ambient sound.", "positive_items": ["B01FFB6DP4", "B0B7PVM9CB", "B07P7CXGKH", "B005HY0O5U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e7ffc0875953b23f6650fd2", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal space for acoustic guitar and two basses, needing durable coated acoustic strings, fresh strings for a five-string bass, smoother flatwounds for a four-string bass, and safe wall storage for the instruments.", "positive_items": ["B077ZFXS9Y", "B0B7C2NM84", "B0B7C7PYVC", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3e8db1589967325da65ba0da", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster for regular playing and need to rewire its electronics, install fresh medium-gauge strings, and keep it comfortable and securely supported with an adjustable strap during practice and gigs.", "positive_items": ["B095XZJ99J", "B0B8M5FJB6", "B01N540837", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3eb62955ff479835aab1a5e1", "partition": "shared_train", "query": "I\u2019m restoring a vintage electric guitar and its amplifier for regular gigs, and need upgraded numbered control knobs, a replacement black amp handle, and a comfortable adjustable leather strap for playing and transport.", "positive_items": ["B07T4FLWPY", "B0B8M2Q1DS", "B0C6HZHZJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ebe16ff62586edfeabd40b5", "partition": "shared_train", "query": "I\u2019m setting up an electric four-string cigar box guitar for open-G playing and need reliable light strings, an easy way to tune it, a long cable for connecting to an amp, and versatile picks for practicing slide and chords.", "positive_items": ["B0C6HXYY3R", "B01DPCONFM", "B01M5F92GD", "B007352N2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ec56965b8eeeb551678874d", "partition": "shared_train", "query": "I\u2019m putting together a portable live music rig and need a mobile rack for my gear, versatile harmonizer effects, colorful DMX lighting for the stage, and isolated direct connections to send clean instrument signals to the sound system.", "positive_items": ["B0762RR3JP", "B000B85FV0", "B001KJF0BE", "B093YK3FKJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ec950e002ede01b82b3a2ed", "partition": "shared_train", "query": "I\u2019m setting up a small live event and need a tidy PA system with elevated speakers, secured audio and power cables, reliable microphone connections, and a way to split one microphone signal across two mixer channels.", "positive_items": ["B01DN7OI40", "B06X9KG3HW", "B0C4YN3MMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ecab9cf9a59429445f3b8c6", "partition": "shared_train", "query": "I\u2019m putting together a portable and organized setup for learning and performing concert ukulele, with hands-free support while playing, padded storage for lessons and accessories, and a secure wall display at home.", "positive_items": ["B0B8LWCL92", "B00LTDOIXW", "B0151KT2B6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ed0092030bd5d6f2f727ac6", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice station where I can securely hang my instruments, add hands-free jingle accompaniment while playing, and keep my fret-measuring tool protected and organized in a durable leather sleeve.", "positive_items": ["B00B5LCG78", "B01B1IBSIM", "B07YK57N2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3edb3277ef83d1ec62ceffca", "partition": "shared_train", "query": "I\u2019m preparing for casual home practice and small jam sessions: I need to restring my 12-string acoustic, add secure hands-free support, and cover amplified electric playing with basic tone control and picking supplies.", "positive_items": ["B01MQKIZ4M", "B08T2N25MR", "B0BKZ3GCGR", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3edd75f0da2ce0cce9324ea2", "partition": "shared_train", "query": "I\u2019m setting up a small lecture venue with a wireless headset for presenters, a rack-mounted receiver, balanced connections to the mixing equipment, and durable panel-mounted audio ports for a tidy patch system.", "positive_items": ["B08X4R65R2", "B08Z5XSKP8", "B00CT8PMEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ee4862a373069b13b8f97ca", "partition": "shared_train", "query": "I\u2019m putting together a portable live-sound rig for a small band and need flexible multi-input mixing, vocal processing, feedback control, and a sturdy slant-top rack case to keep the setup protected during transport.", "positive_items": ["B0002GUAZ2", "B0928G683L", "B0036ECH1M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3eeb193ff8a4259d19675568", "partition": "shared_train", "query": "I\u2019m setting up a small portable DJ and presentation rig with my laptop elevated at a comfortable height, stereo audio feeding a mixer through a single input, and balanced connections from the mixer to processing or amplification gear.", "positive_items": ["B09MMT45P1", "B0939BV175", "B08MXYXR1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3eec54251d95c9b16d87159e", "partition": "shared_train", "query": "I'm getting my electric guitar ready for rehearsals and need a comfortable adjustable strap, fresh heavier-gauge strings, and durable picks for playing.", "positive_items": ["B00IPGY11K", "B00332F2VO", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f05273f692939ab43556ab9", "partition": "shared_train", "query": "I want to set up a simple home vocal recording station with a compatible condenser microphone mount, reduced handling noise, a long balanced XLR connection, and USB mixing into my computer.", "positive_items": ["B097JDV3FW", "B000LQLDM2", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f0a409fd16b7aa9be812cd6", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and need coordinated hardware for a smooth tremolo setup, reliable tuning stability, and upgraded control operation, with parts that fit standard replacement mounting points.", "positive_items": ["B0BKR2ZM9X", "B07KX3HFB7", "B088CYKYWX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f10ff4e2aceb98665609d01", "partition": "shared_train", "query": "I\u2019m refreshing my Floyd Rose electric guitar for expressive lead playing and need a light-gauge string setup, a replacement tremolo arm, and sharp, controlled picks for articulate bends and pinch harmonics.", "positive_items": ["B0039OMQ4M", "B00IPH8KPC", "B004VQJF1Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f1e5d6291ee213fb71d195e", "partition": "shared_train", "query": "I\u2019m refurbishing my Floyd Rose electric guitar and practice rig: I need to replace worn frets, crown the new fretwire, install a locking nut, reduce tremolo spring noise, and refresh the amplifier or pedal controls with replacement knobs.", "positive_items": ["B000EENIY2", "B08ZK6D391", "B00KDK97QK", "B0BL8897K3", "B00XQCAYVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f27743198ef2699cf2376d2", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and performance area for my collection and need a secure way to organize several instruments, plus a comfortable padded strap and reliable hardware that keeps the strap attached safely while I play.", "positive_items": ["B076TR12PB", "B091YFQGCJ", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f2ceab3c3f945bbb89260be", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable setup for casual acoustic rehearsals and small performances, with secure places for my ukulele and guitars plus a folding stand for reading sheet music, all easy to carry and store.", "positive_items": ["B00L5R5W2I", "B0B949FD92", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f3393ffd30ae1df80d6ca85", "partition": "shared_train", "query": "I\u2019m preparing a small live singer-songwriter performance with vocals, guitar, and an electronic keyboard. I need reliable sound reinforcement, elevated speakers, hands-free microphone positioning, secure support for my guitar, and piano-style sustain while I play.", "positive_items": ["B00BIBBLTO", "B015JTEBN8", "B0BT9R8MMV", "B015WYRWYA", "B08NVVLB16", "B00Y3NG5HM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f37f079f97d8237f4f81e7a", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar for a small home recording setup, so I need replacement tuning hardware to keep it in tune, plus a vocal microphone and connector for routing it into my audio equipment.", "positive_items": ["B07FNF2X4F", "B000W348OO", "B01DK1ZGSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f42369cf876768ef2c78653", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic performance and need a safe way to stage multiple guitars, keep them accurately tuned between songs, and securely mount my Shure wireless handheld microphone.", "positive_items": ["B015XLDQD8", "B01AAX6KGY", "B07KDSZ2TJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f45367a3cdc3361508017d7", "partition": "shared_train", "query": "I\u2019m getting my Stratocaster ready for a small live performance: I need to restring it, refresh the tremolo hardware, connect the guitar to my setup, and run microphones over long distances to powered speakers or recording equipment.", "positive_items": ["B092LF6RLS", "B0B818M2YN", "B00NPAMDQ6", "B074TJFXB3", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f46fedaa43c893fa48eb723", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar with a tremolo bridge, replacing the worn arm and locking nut hardware, and securing a replacement pickguard with compatible mounting screws.", "positive_items": ["B0BRBBLBV5", "B09Y8DLMRM", "B07V4CYQDZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f4dcfa8320cb29ec51e6c6e", "partition": "shared_train", "query": "I\u2019m preparing a beginner violin workshop with small student instruments and need replacement strings, help for slipping pegs, rosin for bow grip, and a full-size bow for demonstrating technique.", "positive_items": ["B00N4ZIWN0", "B0002TKLI0", "B00WVYAFW6", "B000F3FQPG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f4e47d1a521829d31ade3c7", "partition": "shared_train", "query": "I\u2019m setting up sound and stage lighting for a small community talent show, with a mixer for several performers, rugged PA speaker cabinets, reliable microphone connections, and wireless DMX control for programmable lights.", "positive_items": ["B07GC8BN6B", "B07C29Y3SG", "B00NK7MYKE", "B075R58Q4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f51b4343bd395cabed54721", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar rig for heavier overdriven tones and more reliable tuning, while adding compact modulation with adjustable speed and regeneration for expressive, swirling textures.", "positive_items": ["B07KYX3S8X", "B076YGKTWS", "B075743Q4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f52fba464b120d2924a7c23", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar setup and need durable rear string anchors, a small capacitor for an Eldred cocked-wah bypass mod, and a 12-inch 8-ohm speaker replacement for my amplifier.", "positive_items": ["B07CX5SKC3", "B003VKTEUS", "B07WRJG8GT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f5b6674790593da1d19527d", "partition": "shared_train", "query": "I\u2019m setting up a portable acoustic guitar performance and need stable speaker support, a compact place to park my guitar between songs, and a microphone-stand mount for displaying lyrics on my tablet.", "positive_items": ["B002C4QWXQ", "B00Y3NG5HM", "B005J9FS0Y", "B000RIGPNQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f5bb73ec8c3c7d1c7a74d00", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular rehearsals and small gigs: I need smooth, long-lasting strings, reliable picking supplies, an adjustable strap, and a way to keep both the strap and instrument cable securely attached.", "positive_items": ["B004W7ZWB4", "B0BKZ51ZNF", "B09RBJDM5H", "B076ZSHQ47"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f5e8707774d88172cf8e364", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for dependable stage use and need safer strap attachment, better string tension to reduce tuning issues, and easy-grip replacement control knobs that suit a practical black hardware upgrade.", "positive_items": ["B0037BS73Q", "B079TLFL33", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f66b0d185d35ea055b3a0f8", "partition": "shared_train", "query": "I\u2019m setting up a compact live sound rig for small gigs and need reliable balanced connections between my mixer and outboard gear, a stable way to elevate the PA speakers, and an accessible rack setup for effects and other processors.", "positive_items": ["B09397FWYW", "B0BXSYL7X8", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f705842f87907f4f01371ac", "partition": "shared_train", "query": "I\u2019m setting up a portable electric-guitar rig for rehearsals and recording: I need protection for a single-cutaway guitar, a pedal for smooth overdriven tones, reliable leads between the guitar, pedal, and amp, plus a durable cable for miking the amp.", "positive_items": ["B07NPQQN1M", "B01LYJMH9P", "B0002CZVAK", "B074T6YNSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f72e8b5dfeec4b8142cb758", "partition": "shared_train", "query": "I\u2019m setting up a portable beginner-friendly music practice station at home and need a touch-sensitive keyboard, comfortable adjustable seating, and a stable folding stand that can be stored easily.", "positive_items": ["B00TZH5DJW", "B07MZYNZ1C", "B073CMGBZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f7c2c7d81cec0ee043a5d09", "partition": "shared_train", "query": "I\u2019m preparing a guitar-and-vocal live performance and need hands-free control of amp effects, fast accurate tuning for my instrument, and a microphone setup that reduces breath pops and outdoor wind noise.", "positive_items": ["B0741SXP2K", "B07GBHXHHZ", "B07C1GK87F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f7dea1605e5b122fb7ce3af", "partition": "shared_train", "query": "I\u2019m setting up a small portable live music performance and need stable, height-adjustable support for a PA speaker plus a folding vocal microphone setup with a secure, swiveling mic holder.", "positive_items": ["B07FZBF5HY", "B0002GXPRM", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f819acb82c4d1627bc0340a", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice rig and need a safe way to store the guitar, protect my small tube combo amp when it\u2019s not in use, and replace its EL84 power tube.", "positive_items": ["B0C6HZ3ZVT", "B018FCZKR2", "B07C9YCY5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f8a4c4d03464b79cec84ba0", "partition": "shared_train", "query": "I\u2019m setting up a compact, portable solo performance rig for small venues, with a space-saving microphone position, an attached phone or tablet holder for charts, and adjustable stands to elevate my PA speakers.", "positive_items": ["B072JBQJ7H", "B0BR2VHR6T", "B01M18LT95"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f8f63c09bcea9b03df03492", "partition": "shared_train", "query": "I\u2019m tuning up my drum kit for quieter, more controlled rehearsals and need to stabilize the floor tom, reduce unwanted resonance, and tame overtones on a 14-inch tom.", "positive_items": ["B000EEHCZI", "B003SPUIAG", "B0BKZ2S4PC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3f9dc4004fbd141c6fffd3de", "partition": "shared_train", "query": "I\u2019m rebuilding my electric-guitar rig for recording, with amp-like British saturation, a versatile crunchy preamp voice, spacious early-\u201980s chorus texture, and replacement nonstick springs for my Edge-style tremolo.", "positive_items": ["B07V58SV5C", "B07G5LC6FM", "B0C7182RLV", "B00IHM9R02"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fa2ed5eee63bd0ed2f5e266", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need reliable microphone support for both a vocalist and an instrument, plus a windscreen to reduce outdoor noise and protect the handheld vocal mic.", "positive_items": ["B091MZPYBQ", "B0179C3V7K", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fac85ead443137186aec2ff", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for taking my small acoustic guitar to rehearsals and intimate performances: I need protected, humidity-safe storage, plenty of durable picks, and a compact amp that can handle both guitar and a microphone.", "positive_items": ["B00VMB7E0U", "B074P76BC4", "B0BT8GVK6M", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fbf79f1de0f79b574d4287a", "partition": "shared_train", "query": "I want a portable harmonica practice kit with a tiny four-hole harp and a compact blues diatonic for experimenting with different sounds, plus a protective zippered case with room for both and future harmonicas.", "positive_items": ["B002N4ZBE6", "B000XEFN1Y", "B078PD6596"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fc0cd0cc7c6b021c301b98f", "partition": "shared_train", "query": "I\u2019m setting up a versatile guitar practice and performance rig so I can quickly change the instrument\u2019s pitch, experiment with different pick feels, and control amp, stompbox, and integrated effects from one floor setup.", "positive_items": ["B09NWCD36N", "B00N4ZHQ14", "B072FDH5X7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fc2d694892cbeaa841e0d49", "partition": "shared_train", "query": "I\u2019m setting up a live hybrid drum-and-synth performance and need reliable sticks for playing, a dedicated way to capture the kick drum, and hands-free expression control for my synthesizer or effects.", "positive_items": ["B0C3LJM9GP", "B07TXL153N", "B00GG20DJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fc60f1682e8322858f9232f", "partition": "shared_train", "query": "I\u2019m building a compact electronic music setup for creating bass-driven tracks, with an analog bass instrument, accurate open-back monitoring for critical mixing, and a powered studio monitor for checking the mix in the room.", "positive_items": ["B00CAKQCHS", "B074VVK8H2", "B09313SRCH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fd651e6b7a66b16a8579218", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster for rehearsals and small gigs with a new look, more stable tuning, and a flexible amplified setup for varied tones, looping, and hands-on effects control.", "positive_items": ["B07915V4MT", "B0BCXRXTNY", "B0BKR2ZM9X", "B0BT84L827"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fdb894ebd643aefd1a11510", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal station for several guitars and basses, with a reliable connection to my amp, accurate clip-on tuning, and organized padded storage for the instruments when I\u2019m not playing.", "positive_items": ["B00RVE9X06", "B00646MZHK", "B0C6HZ2BJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fe28cca603c2926af8b77f3", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need to connect two instruments cleanly to the mixer while giving a singer or drummer a personal headphone mix with microphone monitoring.", "positive_items": ["B00J14G7OO", "B0027V760M", "B000CCSWPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3fe7415c51a05c1bb858b60d", "partition": "shared_train", "query": "I\u2019m putting together a pedal-and-accessory setup for rehearsing and playing both electric guitar and bass, with dependable tuning, guitar dynamics control, bass-specific tone shaping, comfortable adjustable support for each instrument, and a supply of picks for practice and gigs.", "positive_items": ["B07N2Y2RCN", "B0002KZ6LQ", "B00JA4T7OC", "B07Q6L4YMC", "B0BJF97MDV", "B07SPHH7TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ff87b9b09b85b509bb31e4f", "partition": "shared_train", "query": "I\u2019m upgrading my Les Paul for a warmer, punchier tone and replacing its worn controls, then I want to practice songwriting by layering guitar parts with a compact loop station.", "positive_items": ["B0098DFNY8", "B009A3JEZK", "B004J27QXY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-3ff99d4078713bfe16e40b27", "partition": "shared_train", "query": "I\u2019m putting together a responsive electric-guitar rig for bluesy lead practice and recording: I want to retain treble when rolling back the guitar volume, add a musical boost for touch-sensitive tonal color, and use grippy pointed picks for precise articulation.", "positive_items": ["B09RTZ26KV", "B00UI3N5QK", "B07GXG4DWY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40000723d3a6da2fd85dd873", "partition": "shared_train", "query": "I\u2019m setting up a guitar practice and jam station with hands-free playing support, amplified tones and effects, and an easy way to change keys across songs.", "positive_items": ["B072JVYTHS", "B01KIJ6308", "B07J9SG4T9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4003e66dad7f1841242385ee", "partition": "shared_train", "query": "I\u2019m putting together a guitar pedalboard for rehearsals and recording, with expressive echo, clean signal boosting, reliable short and long connections, compatible 9V power, and a gentle way to keep my instrument and gear clean.", "positive_items": ["B0BK5CXZBT", "B000K69V5E", "B09JJ586GD", "B0002E3FBA", "B077GH8LF6", "B00RX5HQS4", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-400bf0a6f029a66c8ed3f25f", "partition": "shared_train", "query": "I\u2019m putting together a portable ukulele practice kit with an easy chord reference, comfortable picks for different strumming styles, and a compact way to keep the picks together while I\u2019m on the go.", "positive_items": ["B07H9C3D1L", "B0C6Y3F5QX", "B0951C4RGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-401e4d876f5440ec8e76b85e", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar practice and songwriting setup where I can shape expressive wah leads, add warm overdrive, and create complete rhythmic loops with fills for live-feeling solo sessions.", "positive_items": ["B0716QP8SR", "B086QN18MT", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-402430de05f277f9814b8654", "partition": "shared_train", "query": "I want to refurbish my Strat-style electric guitar with vintage-voiced single-coil pickups, fresh control hardware and a new pickguard, then create a versatile effects setup for playing and recording.", "positive_items": ["B0002D06CM", "B08DJC4SYP", "B09NXQ86L1", "B014ZYPT34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4028f60e1b0bf8a497c3da66", "partition": "shared_train", "query": "I\u2019m putting together a simple live guitar setup and need reliable instrument connection, hands-on tone shaping to reduce feedback or improve clarity, and comfortable picks for performing.", "positive_items": ["B00CGFRJ2Y", "B0BNVFLP64", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-402b13478e3502db80588b77", "partition": "shared_train", "query": "I\u2019m setting up a home recording space to restring my electric guitar and make guitar-and-vocal demos, with a condenser microphone connection and wall treatment to reduce room echo and improve recording clarity.", "positive_items": ["B097JDV3FW", "B0BSGM6CQ9", "B00ATP5KF6", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40350498c72d51576d77e794", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar\u2019s bridge electronics, replacing the control components, and reinstalling the pickguard, so I need compatible parts for the wiring, controls, and secure mounting.", "positive_items": ["B0792QZB7T", "B0007SMB8Y", "B01D2GAKV2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-403acb9d59960409f9447094", "partition": "shared_train", "query": "I\u2019m setting up a small home blues rehearsal and recording space, with wall treatment for clearer sound, tools to tune the drum kit, versatile sticks for different drum and cymbal feels, and harmonicas suited to C and D songs.", "positive_items": ["B006HA9DRI", "B07NDGTTZZ", "B01KMYYJ3M", "B00BJP31E2", "B06VX6T3RG", "B00A2H01IW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-403c3ca0e1f5a9bb3af75aa4", "partition": "shared_train", "query": "I\u2019m preparing my clarinet and tenor sax for an upcoming concert and need supplies for clarinet maintenance, mouthpiece comfort and grip, plus moisture control after playing.", "positive_items": ["B0002IHFJ4", "B012CSA29G", "B09CD32F7Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-403e952ae08a05ed09ec8bfb", "partition": "shared_train", "query": "I\u2019m preparing for a small live set where I\u2019ll switch between guitar and drums, so I need reliable playing accessories, a quick way to tune the drum hardware, and an easy one-handed capo for changing guitar keys.", "positive_items": ["B0002F6VU6", "B0BKZ5DJZ2", "B00JL5ISDQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-404a68d335da5f02ac3097cb", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and small performances, and need a warm, clear-sounding string set, comfortable picks for strumming, and an easy way to keep the strap securely attached.", "positive_items": ["B07C3SG454", "B0179A4ILK", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4058cdcdae3fa1334afc1d04", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for rehearsals and small gigs, with reliable playing accessories, long cables for connecting my setup, and something to clean and condition the fretboard.", "positive_items": ["B09RJZSQML", "B093YKLWVN", "B07NZ62WP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4068df676cd4909af8c32105", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record guitar and vocals at the same time, with a quality multi-input interface and dependable connections for both instruments and microphones.", "positive_items": ["B00P0HKW7E", "B0BCXRJCL2", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-406a9151a48fe617ac190484", "partition": "shared_train", "query": "I\u2019m creating a small music-themed corner for casual rhythm sessions and d\u00e9cor, with a playable hand drum for bass and slap tones, a jingling handheld percussion instrument, and a decorative drum accent for the room.", "positive_items": ["B0B35HJJLP", "B00N2MIM7Q", "B0C4QD3CX3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4071b2adfbaa2a95dd6631a4", "partition": "shared_train", "query": "I\u2019m starting a quiet beginner violin practice setup at home and need a full-size instrument with headphone-friendly playing, an easy visual guide for finger placement, comfortable adjustable support, and suitable rosin for consistent bowing.", "positive_items": ["B00557KN28", "B0775Z5443", "B00H8BRK0M", "B0BP78F7CC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4077c9662106c88dc084d452", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar pedal setup for solo practice and small live performances, with smoother dynamics, extra drive and volume when needed, and a simple way to layer rhythm and lead parts without sacrificing a clean signal path.", "positive_items": ["B00AHEWBM4", "B015X3CXXA", "B076VWK8JV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-407a108925547651eeb22412", "partition": "shared_train", "query": "I\u2019m preparing a tenor saxophone for regular rehearsals and gigs and need a comfortable playing setup, several jazz reed options, secure instrument support, and simple tools to keep the sax and mouthpiece clean and dry between sessions.", "positive_items": ["B00F7LPPDO", "B000A82NK2", "B00T3GJL8O", "B01MYMU0ZI", "B001EEO8IQ", "B07B4ZZVDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40840fcc4d0b89771a8a3c3f", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to replace worn frets with properly radiused wire, trim the ends cleanly, and upgrade the scratchy volume or tone control for a smoother, more reliable instrument.", "positive_items": ["B077P9K2DV", "B008LGBMNO", "B00N12WYUS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4089b93a56709a5cb202dd7b", "partition": "shared_train", "query": "I\u2019m putting together a comfortable setup for practicing bluegrass guitar and want reliable tuning, a secure adjustable way to wear the instrument, and easy access to picks while I play.", "positive_items": ["B006GQX2L6", "B01K1EJQ9U", "B015HG7F3Q", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-408b0528607c5946e79023e5", "partition": "shared_train", "query": "I\u2019m creating a playful classroom percussion activity and need instruments for frog-like scraping sounds, crisp rhythmic wood clicks, and shaker parts with several volume levels for different musical dynamics.", "positive_items": ["B0C159Y982", "B0BRQ9TQSV", "B00NP8GYVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-408e9c4025947ea406421e87", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for live playing: I need a push-push tone control and a properly fitted replacement nut, plus a lightweight expandable pedalboard to organize and transport my effects setup.", "positive_items": ["B002NLWJ30", "B07BP4MKSK", "B0BKRDX8P7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-408ff810265edb790115984e", "partition": "shared_train", "query": "I\u2019m restoring an older electric guitar and need replacement hardware for the neck joint, a black three-way pickup selector tip, and a white rear tremolo cavity cover compatible with common import-style parts.", "positive_items": ["B01A0D3SSC", "B07YKNNYB2", "B075B67HFY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40972e4a27a0c20be1968a2b", "partition": "shared_train", "query": "I\u2019m setting up a wheeled studio rack for home recording and DJ gear, with open front and rear access, ventilation for unused rack space, and sturdy mounting hardware with washers to secure everything neatly.", "positive_items": ["B0002DV0CW", "B00653XX46", "B0002DVD7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40a5f1b3e5c7cccd3e3b4316", "partition": "shared_train", "query": "I\u2019m putting together a portable keyboard performance setup and need dust protection for a 61\u201376-note keyboard, a way to transport two stands up to 50 inches, and an adapter for mounting compatible speaker cabinets.", "positive_items": ["B0002GODI2", "B017DNZ3XK", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40a820041f5fb3539fb4e427", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar for daily practice and want the right medium strings, an easy restringing tool, and a way to test alternate positions with varied picking feels afterward.", "positive_items": ["B00D93GI60", "B0002D0CAI", "B00H4PEMM6", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40a8f38f4b322f841c56f8e4", "partition": "shared_train", "query": "I\u2019m getting my single-cut electric guitar ready for rehearsals and gigs, so I need an easy way to change strings, protect it during transport, and build a versatile effects setup with reliable power.", "positive_items": ["B00KIZROW4", "B01LYJMH9P", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40ac72da7d19d83d6f43c420", "partition": "shared_train", "query": "I\u2019m preparing my three-guitar setup for rehearsals and small gigs, so I need to restring instruments efficiently, connect one reliably to my amp, and keep all three safely organized between sets.", "positive_items": ["B0BCXRJCL2", "B09R6PHXBR", "B0B8YWPB3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40ae07dbd8a2710e66f14935", "partition": "shared_train", "query": "I\u2019m preparing a compact snare-focused practice setup: replace the wires on my 13-inch snare, practice both stick and brush techniques, and keep my sheet music stable and adjustable while I play.", "positive_items": ["B09TBMKWK2", "B073QN7PPH", "B00N5TGXOA", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40b42168d1f5efa0b646a1ca", "partition": "shared_train", "query": "I\u2019m putting together a small traveling acoustic guitar performance setup and need padded transport for a 3/4-size guitar, secure floor stands for several instruments, and vibration-resistant replacement feet for my amp or speaker cabinet.", "positive_items": ["B07VWSB34H", "B08JMQR2JK", "B00OU55B2S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40c3985d719d28041a1bd06b", "partition": "shared_train", "query": "I\u2019m setting up an indoor live music party and need to connect microphones and mixed audio equipment to the sound system despite different inputs, while adding colorful, sound-responsive stage lighting for the performers and guests.", "positive_items": ["B081T47BNP", "B07YNMNNZC", "B076B6GYJW", "B0BH49Q6ZS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40c5089dc26866ed8b10001d", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for electric guitar and need reliable replacement strings, a long cable to reach my amp or pedals, and an adjustable stand for positioning a microphone.", "positive_items": ["B095XZJ99J", "B019NY2PKG", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40c93d521ae530853b60c8e2", "partition": "shared_train", "query": "I\u2019m setting up sound for a small outdoor community ceremony and need a reliable PA setup with elevated speakers and long balanced microphone connections for clear announcements and music.", "positive_items": ["B0BZT4ZF5Z", "B088WWS9GM", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40c93e3910780c35c6137f03", "partition": "shared_train", "query": "I\u2019m setting up a home vocal-recording station and need hands-free microphone positioning, protection from harsh plosive sounds, and a short balanced connection between my audio interface and mixer.", "positive_items": ["B0939BV175", "B019NY2PKG", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40cc6fa3f0a9dab256a03677", "partition": "shared_train", "query": "I\u2019m setting up long-term storage for my electric bass and need a sturdy protective case, supplies to clean and condition the finish and fretboard, plus moisture control to help prevent dry-weather damage.", "positive_items": ["B00VMB7E0U", "B01MRV9Z1Y", "B09ZTK33ZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40d2e74cda80c4b61f5044ce", "partition": "shared_train", "query": "I\u2019m organizing and refreshing my electric guitar corner: I need reliable replacement strings, sturdier control knobs, and secure wall-mounted storage for multiple electric guitars and basses.", "positive_items": ["B07R3S93K8", "B009DAHPLU", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40d9001e83957dd122e4a096", "partition": "shared_train", "query": "I'm putting together a portable electric-guitar rig for rehearsals and small gigs, and need a way to protect my amp head during transport, control amp functions hands-free, play comfortably, and safely store the guitar between sets.", "positive_items": ["B086RM9ZB6", "B08T2KMKC3", "B08BW2TBD7", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40eac8d55356bd20ac9241ec", "partition": "shared_train", "query": "I\u2019m setting up a small drum recording setup and need a way to mic the kit, position microphones securely, route balanced audio to my mixer, and add a clean port to the bass drum.", "positive_items": ["B07DWZJZTP", "B019NY2PKG", "B01AIGK6FE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-40f946755974fe37aa390cdb", "partition": "shared_train", "query": "I\u2019m setting up a compact tabletop microphone for recording presentations and interviews, with a secure desk mount, flexible positioning, and a sturdy holder for a standard handheld microphone.", "positive_items": ["B0007SL85G", "B0BXT5BXFL", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-410605a3693cd805491fd71e", "partition": "shared_train", "query": "I\u2019m setting up a compact home singer-songwriter practice station where I can play guitar with different pick thicknesses, keep picks within easy reach, and perform vocals hands-free with an adjustable microphone setup.", "positive_items": ["B01K1EJQ9U", "B0BLLDYSL7", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-410de06548e210963e88345c", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar with a white 11-hole guard, hardware to improve string tension and tuning, and a compact way to keep spare picks handy.", "positive_items": ["B07PDCY17P", "B07HGRFG5J", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4112a4e3eb12319c463db485", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar setup for practicing and recording, with varied pick feel, classic overdrive, and a short reliable connection between my guitar and pedal.", "positive_items": ["B086QM1F75", "B08T2M787L", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4124d3881c689b7a91cbe39d", "partition": "shared_train", "query": "I\u2019m starting to learn ukulele and need a beginner-friendly soprano setup with an easy way to tune, carry and protect it, instructional guidance, gentle picks for strumming, and reliable replacement strings.", "positive_items": ["B0951C4RGR", "B00MXUJ394", "B08MWTTKWG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41251a47f13c7c226a5c88b4", "partition": "shared_train", "query": "I\u2019m putting together a compact pedal setup for performing and recording acoustic-electric guitar, with reliable onstage tuning, tone shaping and feedback control, plus spacious reverb for adding depth without losing the instrument\u2019s natural sound.", "positive_items": ["B008OFGZXE", "B0919G5ZTY", "B00XWLVDUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41258aac44021c48edb62f7b", "partition": "shared_train", "query": "I\u2019m starting a six-string electric guitar practice routine and need a beginner-friendly setup with heavier-gauge replacement strings and an easy clip-on tuner for staying in tune.", "positive_items": ["B08TVWY2WY", "B0BHSG5C3G", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-412c3e38bc4dbc1ee0b47965", "partition": "shared_train", "query": "I\u2019m refreshing my guitar practice setup and need picks for playing, a clip-on tuner for accurate tuning, and durable replacement feet to stabilize and protect my amplifier cabinet.", "positive_items": ["B00IPH8MD2", "B0BPLFP5P6", "B000TXZL4S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-412fe2323f258f85755fc4ac", "partition": "shared_train", "query": "I\u2019m building a portable live guitar rig for quickly changing tunings, creating layered loops during performances, and safely transporting the whole effects setup with room for cables and accessories.", "positive_items": ["B06XCWCGT8", "B0731J628Q", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-413380350e4e3e27756670fe", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station for singing and rap, and need a sensitive studio microphone with portable room-reflection control and pop-noise protection for cleaner takes.", "positive_items": ["B07PSWC1XY", "B09VT45772", "B007DJ4NN6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-413feb0ae5344499009f66e6", "partition": "shared_train", "query": "I\u2019m preparing a technically demanding electric-guitar recording and need comfortable adjustable shoulder support, a precise pick for articulate fast passages, and reliable string muting to keep tapping takes clean and noise-free.", "positive_items": ["B0B937JDBW", "B0BJ4QVD22", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-414a73213b44d964a7f258f4", "partition": "shared_train", "query": "I'm setting up a small podcast and live presentation area with microphones for seated speakers and a standing presenter, plus reliable long connections to a mixer or powered speakers. I need stable desktop support, an adjustable floor boom, and flexible balanced XLR cabling.", "positive_items": ["B00O5EL4MA", "B01FHBOLB0", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4158508988cb89d068a60987", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster for regular playing and want compatible parts to update its appearance and controls, improve tuning stability, replace the pickguard, and have comfortable, non-slip picks for practice and gigs.", "positive_items": ["B014ZYPT34", "B01KBCUPFG", "B07BQVJY7W", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4159532cf5bd392ba4da11bc", "partition": "shared_train", "query": "I\u2019m building a compact stereo guitar effects setup for rehearsals and gigs, with spacious digital repeats, shimmering chorus, adjustable tremolo, and quiet reliable isolated power.", "positive_items": ["B07YVN4NPP", "B073VRV6MS", "B08545FBJC", "B000EMLM06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-415d7d20e6eb447d3edecb49", "partition": "shared_train", "query": "I\u2019m putting together a compact Latin percussion setup for a beginner workshop and small performances, with controllable scraping textures, clear hand-shaken rhythms, and a durable mounted block for crisp accented beats.", "positive_items": ["B09K1XBZR5", "B086543FTN", "B083JD4CMJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-415ecc3568c2717cd942eb44", "partition": "shared_train", "query": "I\u2019m getting my thin-body acoustic-electric guitar ready for rehearsals and need a protective case, a long cable to connect it to my amp, and a balanced cable for linking my audio gear.", "positive_items": ["B01DE4DEGK", "B00VSYN25M", "B000P5V2UM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4167fa9cc2ebba5e5458924d", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster for comfortable playing and a new look, with Alnico II single-coil pickups for the neck and bridge, a compatible mint-green pickguard, and an adjustable padded strap.", "positive_items": ["B0BLFYF2YK", "B000BBECP2", "B000A3UTAI", "B0BCXRXTNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41695dcba87a07ec57f9cd52", "partition": "shared_train", "query": "I\u2019m setting up a stereo microphone rig for recording rehearsals and need a two-microphone mounting arrangement, quick attach-and-release capability, and a flexible adjustable extension that works with a standard microphone stand.", "positive_items": ["B08HQQLWWL", "B01BVPEUJY", "B0941LXKLX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-416e6c121d1621db3d82aea7", "partition": "shared_train", "query": "I\u2019m preparing an electric guitar recording session with acoustic-style parts: I want clearer highs when rolling back volume, an adjustable capo for different guitar arrangements, and durable medium picks for consistent tracking.", "positive_items": ["B00UI3N5QK", "B0064BCRQE", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41736f1f30bdb9cbc4777420", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup for daily practice and slide playing, and need warm-sounding replacement strings, natural-feel picks, and a large heavy glass slide for thick, mellow harmonics.", "positive_items": ["B000UJHHLQ", "B015T84WO2", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-417cb18b2bb82f9604360d1c", "partition": "shared_train", "query": "I\u2019m looking for a compact full-scale electric travel guitar plus a safe padded setup for routine string, fretboard, body, and hardware cleaning and maintenance while traveling.", "positive_items": ["B07112LZSM", "B08T2DMFKD", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-418ab98b0475ea96a7731740", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and seven-string electric guitars for a gig and need long-lasting coated replacement strings for both, plus comfortable non-slip medium-light picks for rehearsing and performing.", "positive_items": ["B09S2VB3KW", "B098KXQJVY", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41939ded06c496076499b24f", "partition": "shared_train", "query": "I\u2019m preparing my standard drum kit for gigs and need padded transport protection, a way to mount an extra percussion accessory, and a reliable high-SPL microphone for capturing the kick drum.", "positive_items": ["B0BZX4HHSB", "B00AMFFQWK", "B00UT2CYS0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-419568a7d9bf89766d65b1cb", "partition": "shared_train", "query": "I\u2019m setting up a desk-based podcast and need a reliable vocal setup for clear spoken recording, hands-free microphone positioning, and connecting the mic to my computer with headphone monitoring while I work.", "positive_items": ["B001PPXFAG", "B00BAMJTNG", "B088GF12PC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-419e2550c070100de8b4961f", "partition": "shared_train", "query": "I\u2019m starting violin lessons and need a full-size acoustic instrument with comfortable adjustable shoulder support and a removable first-position finger guide to help me learn notes, songs, and scales.", "positive_items": ["B005P3I112", "B016E69JPK", "B00E9EC2K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41a16561bb215cd2235c9cb4", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar for regular playing and want longer-lasting medium-gauge strings, an easy way to remove and install them, and reliable picks for practicing and performing.", "positive_items": ["B08R5GM6YB", "B09BF8XDF4", "B0002GX7XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41a36255bf1a8acef024747f", "partition": "shared_train", "query": "I\u2019m setting up a compact band rehearsal and performance monitoring rig: I need cables for flexible audio routing, a replacement 6.5-inch driver for a small PA monitor, and a wireless system that lets four musicians hear the same stereo mix privately.", "positive_items": ["B081LWTTPX", "B07KQWH244", "B00IU3CING"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41a525b22f936d587ee5b5c1", "partition": "shared_train", "query": "I\u2019m putting together a small salsa rehearsal rig and need a bright mounted timbale bell, a sturdy bar for positioning two microphones, and a long 1/4-inch cable to connect my electronic instrument to the amplifier.", "positive_items": ["B06W9NGW7Z", "B0B1WYSKJS", "B001TACUNA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41b9f3f4c4caba00b1ea215d", "partition": "shared_train", "query": "I\u2019m organizing a compact home DJ and vocal setup and need an accessible rack, ventilation for the equipment, and a compatible adapter for my earset microphone.", "positive_items": ["B0002DV0CW", "B0002NRTL8", "B004QJRAXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41c2d839f037997a606fa84c", "partition": "shared_train", "query": "I\u2019m putting together a simple home podcast and interview setup with clear spoken-word capture, USB recording, a long balanced audio connection, and a compact clip-on option for flexible stereo recording.", "positive_items": ["B0058MJX4O", "B0BM71QK8M", "B000PARIZU", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41ca07e2e4083850863402ca", "partition": "shared_train", "query": "I\u2019m setting up a portable music-production station to play virtual instruments and record expressive keyboard parts, with a full-size MIDI keyboard, piano-style sustain control, and a sturdy adjustable stand that folds for transport.", "positive_items": ["B00IWWZAM6", "B00KMA0R38", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41d61304a182dfdd828e438e", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for heavier rock tones and longer sustain, with a high-output pickup, heavier-gauge strings, and a way to balance and extend notes during setup.", "positive_items": ["B0002D0B8Q", "B0BSGM6CQ9", "B004WQOFBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41e41c8c3de510a017a3f102", "partition": "shared_train", "query": "I\u2019m setting up a home music practice space for electric guitar and keyboard, with supplies to restring and comfortably play my guitar through an amp, learn piano, and protect and connect my existing compatible wireless bodypack to XLR equipment.", "positive_items": ["B01AW50JXA", "B07T19X6YP", "B0BLLXXT6F", "B09V4JQTN4", "B0BZK3X11C", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41ec3f2f7075a1ee872bde27", "partition": "shared_train", "query": "I\u2019m preparing a guitar session that needs a warm acoustic setup, a bright high-strung electric setup for layered Nashville-style parts, and a glass slide for thick, singing slide tones.", "positive_items": ["B07X2LN3FV", "B015T84WO2", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41ee04f003ab92bae7b63d9a", "partition": "shared_train", "query": "I\u2019m getting my guitar rig ready for a small live set: restring the instruments, quickly change keys with a capo, connect a compact pedalboard, and safely hold the guitars between rehearsal and performance.", "positive_items": ["B09PBL98Q4", "B01DK40R3M", "B08R5GM6YB", "B0BSGM6CQ9", "B08JMQR2JK", "B072JVYTHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41fc33473f7e16240988d698", "partition": "shared_train", "query": "I\u2019m refreshing my rock drum kit for live gigs and recording, replacing the snare and tom heads for controlled sustain, punchy attack, and durability while mounting a recorder on a mic stand.", "positive_items": ["B0BK6S7QF4", "B07DJMCP2S", "B0BKZ59BQZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-41ff5c352f31b92fe5689b57", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and performance area with secure stands for several instruments, a selection of pick styles, and convenient mounted pick storage.", "positive_items": ["B08JMQR2JK", "B00IPH8MD2", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-420463b5a6a040f97e2a6da5", "partition": "shared_train", "query": "I\u2019m putting together a compact electronic drum practice rig and need a low-profile stand for the snare pad, a secure arm to hold the drum module, and a responsive single bass pedal for comfortable playing in a small space.", "positive_items": ["B00HX9EYG2", "B00T8L1QEG", "B073WHFCVL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-420cd849f17b6ced92e83ff5", "partition": "shared_train", "query": "I\u2019m refreshing my semi-hollow electric guitar for a portable solo recording setup: I need a P-90-style neck pickup, fresh stable strings, amp-like drive, looping capability, and sturdy instrument protection.", "positive_items": ["B00064SYY4", "B001AEA0G4", "B095XZJ99J", "B015X3CXXA", "B0089M057Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42116807c0ca732758ab6e12", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station and need a quality condenser microphone, reliable XLR connectivity, headphones for accurate monitoring, and a way to reduce harsh popping sounds from spoken or sung lyrics.", "positive_items": ["B00LIW74US", "B09VT45772", "B016QUXTZU", "B09B45DLQG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-421ba9f405d58d225b1a51d2", "partition": "shared_train", "query": "I\u2019m setting up a portable DJ lighting rig for parties and need colorful RGB/UV wash lighting, music-synchronized chase effects, reliable DMX daisy-chain control, and proper signal termination, along with convenient power and transport for mobile events.", "positive_items": ["B0002DNW5A", "B09ZTJH58K", "B00S0BDY7W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-421c32082c2fa3ef184e28e4", "partition": "shared_train", "query": "I\u2019m refurbishing an older six-string guitar and need new left-and-right tuning machines, a way to revive its finish, and gentle materials for polishing tarnished frets.", "positive_items": ["B07MJZQHRL", "B004DEHJZ8", "B0146YTJOI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-421c3a6e49998991384415b2", "partition": "shared_train", "query": "I\u2019m refurbishing a vintage-spec Telecaster and need hardware for adjustable intonation, a pre-slotted replacement nut, and string-through-body ferrules, plus a protective hardshell case for transporting the finished guitar.", "positive_items": ["B07WHVB3G3", "B081R2QZS9", "B0043NSWUU", "B075NTZ5CK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-421c47382b16448e3dec6cbf", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar performance and need to refresh the guitar\u2019s tone, sing hands-free while playing, and prevent hum or ground-loop noise when connecting the instruments and sound system.", "positive_items": ["B01M5FC324", "B09BF8XDF4", "B0C3LK2WN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42227e5ef89c15870a5dddb2", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for electric guitar practice and small rehearsals, with fresh picks, an easy-to-mount way to keep them handy, and a cable for connecting my guitar to an amp.", "positive_items": ["B07ZHHN513", "B01K1EJQ9U", "B09QZJ57YW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4223db82582a5a7878289954", "partition": "shared_train", "query": "I\u2019m setting up a home songwriting and practice station with a versatile 76-key keyboard that connects to music apps, protection between sessions, tuning help, and supplies to restring my guitar and repair its output connection.", "positive_items": ["B08X815N9T", "B07B16JL73", "B0B14MF1WM", "B07XQYDLLW", "B01JB0SPEC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42262bb3061b98dc6bae0501", "partition": "shared_train", "query": "I\u2019m refurbishing an older import-style electric guitar and want a coordinated black hardware upgrade: more precise, faster tuning, refreshed control knobs, and a safer strap connection for rehearsals and gigs.", "positive_items": ["B000ZV3T8Y", "B08MZ7G91B", "B0BXX3MYXT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4226b6ee65761ffc40420070", "partition": "shared_train", "query": "I\u2019m preparing a small guitar rehearsal and want everything needed to safely hold three guitars, keep sheet music visible while sitting or standing, tune quickly, share picks, and handle basic restringing and maintenance.", "positive_items": ["B0006NDF6C", "B08JMQR2JK", "B0BKZ3GCGR", "B08R5GM6YB", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4227dc00f80f98b6ac7531f0", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for vocals, guitar, and electronic keyboard, and need a versatile studio microphone, a reliable cable for connecting the guitar to my recording setup, and the correct AC adapter to power the keyboard.", "positive_items": ["B0BK6SKH98", "B001OAGQ80", "B0B2T1LF1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-423c9d91249323a33b21a0df", "partition": "shared_train", "query": "I\u2019m putting together a portable bass setup for rehearsals and small gigs, with reliable tuning, comfortable hands-free playing, and a versatile amp for strong stage-ready tones.", "positive_items": ["B0BT855NFQ", "B0BZ5KMS85", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-424116454a316d044abf0682", "partition": "shared_train", "query": "I\u2019m setting up a guitar pedalboard for live performances and need reliable connections between my instrument, tuner, and effects while keeping everything easy to tune accurately on stage.", "positive_items": ["B007X60AZ4", "B0032UYIK8", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42664c20e6491d35ee0b1a5b", "partition": "shared_train", "query": "I want to set up a compact desktop vocal recording station with an adjustable microphone holder, vibration isolation, and protection from breath, wind, and spit.", "positive_items": ["B091MZPYBQ", "B07MQ2GG1Z", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-426783f6be2533fe30a22298", "partition": "shared_train", "query": "I\u2019m restoring and setting up a six-string electric guitar and need tools to check the neck and frets, replacement volume and tone controls, plus comfortable support and reliable picks for testing the finished instrument.", "positive_items": ["B0B56HJRGV", "B09YQZWC2V", "B07VS1VTL1", "B09V92RNL3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42773cc9e3652cef01edacaf", "partition": "shared_train", "query": "I\u2019m building a compact Brazilian percussion practice setup for rehearsing layered grooves: a bright hand-played voice, steady shaker textures, and a dedicated bass-drum practice surface.", "positive_items": ["B0002F73KI", "B001UYWPT4", "B00HJOTNBC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4290fdc7f5dfd30b20813e9d", "partition": "shared_train", "query": "I\u2019m setting up a home drumming practice space and need a complete five-piece kit with cymbals, an adjustable boom stand, and a quiet rebound pad for practicing rudiments without disturbing others.", "positive_items": ["B0029N4WIM", "B07SNZ8D5T", "B08GQXTHRH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4291cb38f173c5a64a106b33", "partition": "shared_train", "query": "I\u2019m restoring a Telecaster-style electric guitar and need compatible parts to refresh its appearance, replace the pickguard and control area, complete the string-through body, and keep the strap securely attached.", "positive_items": ["B0894CBCT2", "B07N4FCW6X", "B08RHW4RHH", "B07KXV9LZ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-429c5f5e35e29d0d78b8c181", "partition": "shared_train", "query": "I\u2019m restoring my five-string bass for rehearsals and home recording, and need fresh bright strings, a replacement control knob, and a durable cable to connect it reliably to my amplifier or audio setup.", "positive_items": ["B0B8Z34Y9M", "B08FYBHD7Z", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42b14574b0844cad31228fe7", "partition": "shared_train", "query": "I\u2019m setting up a home alto saxophone practice station and need an accessible wall display, plus hands-free pitch detection for accurate tuning and simultaneous rhythm practice without constantly switching between functions.", "positive_items": ["B00BAYRLBG", "B07BC4KMQK", "B07SRJ9ZB8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42b9a43504249654074fe40d", "partition": "shared_train", "query": "I\u2019m putting together a home blues recording and need a bright high-strung guitar layer, reliable control over its dynamics, and a versatile C harmonica for melodic fills.", "positive_items": ["B00AAO4QLA", "B0BPJ4Q6FJ", "B0BJ8WDC13"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42bc01affb171036dd5d05a9", "partition": "shared_train", "query": "I\u2019m refreshing my Tele-style electric guitar for rehearsals: I need to clean and preserve the strings, improve pick control, secure the strap, and replace worn control knobs.", "positive_items": ["B086QP7WM2", "B079TLFL33", "B09YDBKT7M", "B01DZ6FBBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42c2dff0477281a34d35840c", "partition": "shared_train", "query": "I\u2019m setting up a small home bass recording and practice space: I need a portable multitrack recorder with mic and instrument inputs, wall hangers for several string instruments, replacement hardware to stabilize a Fender-style bass bridge, and a genuine Fender logo for restoring a compatible amp.", "positive_items": ["B07MMJX9T7", "B0B3VJLSTW", "B00C29W082", "B01MROS266"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42c5fb5780f2e747cd02501c", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic singer-songwriter session at home and need a safe place to rest the guitar, clear vocal pickup, and a way to route the microphone into two XLR inputs.", "positive_items": ["B018FCZKR2", "B07N5J3GTB", "B00WBCBUKE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42d4a1ed513e2b45a6550ca2", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal rig for a three-piece rock band, with a versatile electric bass, a broad drum-cymbal setup for the drummer, and flexible guitar effects for shaping different tones.", "positive_items": ["B00QYUVO0U", "B07BZP9QQ9", "B007WVGC3E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42d4fe256ca495fe59150501", "partition": "shared_train", "query": "I\u2019m setting up a practical guitar practice and playing station, with a stable way to store my guitar, keep spare picks within reach, and carry essentials easily between home and rehearsals.", "positive_items": ["B08BW2TBD7", "B0BKZ3GCGR", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42da11a3b99fe194dac5165c", "partition": "shared_train", "query": "I\u2019m setting up a small live music showcase with microphones and a digital piano, and need reliable XLR connections, a direct box for sending the instrument to the PA, and replacement snap-on windscreens for the microphones.", "positive_items": ["B00VMTG8AO", "B004UJHQ22", "B07N7G163N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42dc13eef7f5c64852ab5681", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar: I need fresh light-gauge strings, a tool to remove bridge pins and trim and wind them, fretboard conditioning, finish-safe polish, and comfortable picks for playing afterward.", "positive_items": ["B08R5GM6YB", "B0BKZ3GCGR", "B07GFH8NTB", "B093YKLWVN", "B07WW5PKCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42f31b2e1aaa67cf1a0eb42d", "partition": "shared_train", "query": "I\u2019m restoring my classical guitar and setting up a safe practice display area, so I need replacement bridge hardware, secure strap attachment points, precise clip-on tuning, and a finish-safe wall mount.", "positive_items": ["B00166B1O6", "B000LPUV8K", "B00646MZHK", "B091F4D8NF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42fb67f39ccf4e2f2bf34740", "partition": "shared_train", "query": "I\u2019m preparing for a mixed guitar recording session: restring my steel-string acoustic for lasting tone, refresh my classical guitar with light-tension nylon strings, and use an adjustable capo on the acoustic for quick key changes.", "positive_items": ["B0BPKH4HB2", "B01MRJUB7Z", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-42ffaf7e16741f43969adfe6", "partition": "shared_train", "query": "I\u2019m setting up a home podcast studio and need a broadcast-quality XLR mic, flexible boom mounting, and an interface with multiple inputs for recording conversations and other audio.", "positive_items": ["B0B89ZSYS7", "B0BYXQHW7Y", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4307d5d74028d464d1344876", "partition": "shared_train", "query": "I\u2019m setting up a compact home drum recording space and need to reduce room echo, securely mount a cymbal, and position its boom hardware around my existing kit.", "positive_items": ["B0016H25OU", "B00ATP5KF6", "B0002FOIQ0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-430e97bd2e490d6cc534138c", "partition": "shared_train", "query": "I\u2019m servicing my Bach Stradivarius trumpet and need a maintenance bundle to refresh the valve cushioning, replace worn valve stem felts, and restore the water key\u2019s spring and sealing corks.", "positive_items": ["B008D1VQA6", "B008D4TM0Y", "B008CQE6PO", "B0002F5B4S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-430f1296eec3bf240ae40189", "partition": "shared_train", "query": "I\u2019m setting up a practice and maintenance station for my 5-string bass, with supplies to clean and condition the instrument, preserve its strings and hardware, and keep fretboard notes and music theory visible while I practice.", "positive_items": ["B0BMDK2JC3", "B0BK9ZT28X", "B0928FM4T3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-430f87ec6017cb99846a27da", "partition": "shared_train", "query": "I\u2019m setting up a DMX-controlled lighting system for a live event and need a long cable run, flexible connections between fixtures, and proper end-of-chain termination for reliable signal control.", "positive_items": ["B075ZY52MC", "B09ZTJH58K", "B077PGW7WT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43149ed2dc3f5a47ba2032b1", "partition": "shared_train", "query": "I\u2019m building a compact live acoustic-guitar rig: add a passive soundboard pickup, control feedback at high volume, shape the tone with compression, blend or switch signal paths to separate amp and PA destinations, and mount and safely power everything on one board.", "positive_items": ["B0727TVKCV", "B003AIM6GK", "B073XXLVWT", "B07JL1KFT3", "B000P5OULA", "B0010SHU18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43182e542bf774dd8b1cf047", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster by replacing its worn trim and control hardware, securely mounting replacement pickups, and testing the guitar through an amp with a dependable long instrument cable.", "positive_items": ["B0B8Z6MMNT", "B01DPCONFM", "B07BQVJY7W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4320c2b972a59b81fb8bd39c", "partition": "shared_train", "query": "I\u2019m getting my trombone ready for performances and want to refresh its maintenance, replace worn water-key seals, keep the tuning slide moving smoothly, and add a mute for more expressive practice and playing.", "positive_items": ["B07WNCBH98", "B004C6AAQ2", "B07XSQ8H62"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-432430b450e76a17cfc1ff60", "partition": "shared_train", "query": "I\u2019m upgrading a compact drum kit for practice and need a way to mount an extra cymbal, along with responsive 7A sticks and a comfortable, shock-absorbing non-slip grip for playing.", "positive_items": ["B003B1BOFK", "B09D1RYFVT", "B0BKZ4RCV3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-433778fb886d605f49ef2125", "partition": "shared_train", "query": "I\u2019m putting together a convenient setup for practicing guitar, with a reliable way to keep standard picks close by, extra picks for playing, and quick clip-on tuning with a clear display.", "positive_items": ["B01K1EJQ9U", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43385be8bc13bda65d6b8649", "partition": "shared_train", "query": "I\u2019m setting up a home rehearsal and recording corner: safely mount my guitar, connect it to my existing mixer, run vocal microphones to that mixer with balanced XLR leads, then send the mixer\u2019s RCA line output to my computer through a USB interface.", "positive_items": ["B00O5EL3EE", "B0023BYDHK", "B07Y94MSG9", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-433a781463f5ef69115de17e", "partition": "shared_train", "query": "I\u2019m refurbishing a solid-body electric guitar and need improved intonation, matching replacement control knobs, and a lightweight padded way to carry and protect it to rehearsals.", "positive_items": ["B09Y5HS62L", "B07T17VW8D", "B0B1SF7C4M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43424101712fc154545fbcf5", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and preparing it for live use: I need hotter hum-canceling single-coil tones, stable tuning and quick restringing, clearer volume rolloff, plus a way to split the signal and switch my Fender amp hands-free.", "positive_items": ["B01A9GQZZ8", "B07BHM7RKB", "B015Y1TOO2", "B00UI3N5QK", "B001L8NGJ2", "B008BPI2OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-435cbd0578e40846be9c8edf", "partition": "shared_train", "query": "I\u2019m upgrading my guitar setup for a small rock performance and home recording session: I need a way to improve tuning stability, refresh my amplifier\u2019s tone with a compatible replacement speaker, and capture clear lead vocals through a reliable stage microphone.", "positive_items": ["B07KYX3S8X", "B08N636GN1", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4366009fc2c3065603c27210", "partition": "shared_train", "query": "I\u2019m upgrading and maintaining my Les Paul-style electric guitar for a home studio, with versatile replacement electronics, an easy restringing setup, secure wall storage, and a protective hard case for transport.", "positive_items": ["B0BCW884JL", "B08R5GM6YB", "B00Y9AD4HS", "B0B58HH8XN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43692fa639f6ccf998f4dadc", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record vocals and instruments, with a desk-mounted microphone setup and enough connections for expanding my recording gear.", "positive_items": ["B00VIDJB76", "B09RN7GR8F", "B07JNKY9T8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4369aa91b83f4152c30e89ea", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsing classic rock, and need heavier-gauge strings, expressive wah tones, and dependable picks for playing confidently.", "positive_items": ["B0BYJN7JWQ", "B0BSGM6CQ9", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4379964c34bb5f757fd6adff", "partition": "shared_train", "query": "I\u2019m setting up a portable home recording rig for acoustic guitar, Yamaha keyboard parts, and live performances, needing reliable instrument power, protected guitar transport, and stereo microphones for detailed acoustic and cymbal sounds.", "positive_items": ["B013KYZKAM", "B095XCZXNQ", "B07C484BHP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-437c66840678c0c3f8af960e", "partition": "shared_train", "query": "I\u2019m preparing my guitars for a live set and want to restring my seven-string for longer-lasting tone, tune accurately onstage, and keep several instruments safely supported and ready between songs.", "positive_items": ["B08JMQR2JK", "B00IFOTSJW", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-437c778c4a16686d3f8a79c9", "partition": "shared_train", "query": "I\u2019m restoring my Fender guitar-and-Blues Junior setup and need dependable tuning hardware, a replacement instrument connection, and fresh compatible tubes for the small amp.", "positive_items": ["B00EJXZIP6", "B0BKR2ZM9X", "B0B8Z6YPWN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-437cb14266b5232a8284e570", "partition": "shared_train", "query": "I\u2019m putting together a small amplified harmonica performance and need warm-sounding instruments in contrasting keys, plus a versatile contact pickup to capture their acoustic sound clearly.", "positive_items": ["B0014N0CZA", "B0014N5T9E", "B004END1RI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-438d220ac92311d39204f000", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for guitar rehearsals and small gigs, with comfortable hands-free support, quick access to standard picks, and an adjustable folding stand to hold my sheet music while sitting or standing.", "positive_items": ["B0B6P55RBN", "B0B8M2Q1DS", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-438d68d5c9e3b0d22f9fe24b", "partition": "shared_train", "query": "I'm getting my alto sax ready for regular rehearsals and performances and need a secure mouthpiece setup, comfortable support that reduces neck and shoulder strain, and dependable strength 3.5 reeds for different musical styles.", "positive_items": ["B0BK6S85WX", "B00T3G1164", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4391198f20dc9687be7ffd52", "partition": "shared_train", "query": "I\u2019m setting up a small home recording rig and need to connect RCA and 1/4-inch instrument outputs to XLR inputs, while monitoring the mix privately with comfortable closed-back headphones and a reliable microphone connection.", "positive_items": ["B07YM5ZHS9", "B095QDDCKN", "B000068NYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43923c9c7f9daf6a80c98c27", "partition": "shared_train", "query": "I\u2019m putting together a portable sound-and-light setup for a small event and need sturdy elevated speaker support, a convenient way to carry the stands, and DMX control for coordinating the stage lighting.", "positive_items": ["B001EA3TD0", "B01LW9JEWQ", "B00066EJVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43965bf1bd3b8ea5cf175495", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar setup for rehearsals and recording, with a secure place to park the instrument, detailed in-ear monitoring, and hands-free control for smooth volume swells and effect parameters.", "positive_items": ["B073V7DDZX", "B01C5TES9M", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43a20ab90fe15de9518d4060", "partition": "shared_train", "query": "I\u2019m restoring a Stratocaster-style guitar and need vintage-appropriate bridge mounting hardware, a tremolo spring and claw setup, and a five-position pickup selector switch with mounting parts.", "positive_items": ["B0B818M2YN", "B003AYK14S", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43ab7a612e1d071db13e6496", "partition": "shared_train", "query": "I\u2019m putting together a small home setup to practice both guitar and bass, with separate versatile amplification, fresh picks for playing, and replacement control knobs for a Telecaster or Precision Bass.", "positive_items": ["B0B8Z2T4PS", "B0BT855NFQ", "B00EM5UOE6", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43b319ec9551cba2fa4b2437", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly blues songwriting setup so I can learn slide guitar, keep time hands-free while playing, and add adjustable hand percussion for quiet practice or louder performances.", "positive_items": ["B0BKB18X5D", "B01B1JI9AQ", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43c8c304b9911c64a1bb24da", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular gigs and home storage: I want a heavier-gauge restring, improved tuning stability, a safer strap connection, and a padded wall-mounted way to keep it protected between sessions.", "positive_items": ["B096K2LZKH", "B07PPHHG34", "B0BR2HYQ18", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43cbd911e652e6f48dfb745f", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record a live drum performance with vocals, needing close and overhead drum miking plus a wireless in-ear monitor mix for the musicians.", "positive_items": ["B09VT45772", "B06XVX7BHJ", "B003FW0IHA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43ce58601f6d4a702572aaff", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard and need smoother dynamics, a clean tone boost with adjustable brightness, and a short connection for close-spaced pedals.", "positive_items": ["B00AHEWBM4", "B01DE4D4LU", "B00315Y37M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43d6d4d95f81108db8e093e4", "partition": "shared_train", "query": "I\u2019m putting together a comfortable setup for a gig where I\u2019ll alternate between saxophone and drums. I need to service the sax neck connection, reduce shoulder strain while playing, and have adjustable padded seating for the drum portion.", "positive_items": ["B01MYC847S", "B00JQ3E9KO", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43e7970dd7606746bcf48517", "partition": "shared_train", "query": "I\u2019m preparing a small ensemble concert and need stable support for trumpet-family instruments, protected support for flute or clarinet, and quiet, convenient access to several performance mutes.", "positive_items": ["B0C3LJ8962", "B071J91RS8", "B0C3PST754"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-43f82beea2fb6c50cbb8e9b3", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with versatile low-noise humbuckers, then want to restring and set it up efficiently before testing the new tones through my amp with plenty of cable length.", "positive_items": ["B07F7NK268", "B08R5GM6YB", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-440062db52660328cf285f58", "partition": "shared_train", "query": "I\u2019m assembling a compact live vocal-and-guitar PA and need a compatible high-frequency horn and driver, with reliable connections for an XLR microphone and quarter-inch instrument input.", "positive_items": ["B00L9R9V3K", "B00XK61JU6", "B08DBDD6CM", "B0049U4EEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44018e0e784304fc2845b8b7", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal-room audio system for recording drums and routing separate frequency ranges to speakers, with a low-positioned microphone setup for sounds near the floor.", "positive_items": ["B07YJZGP5X", "B07CYRYQ8G", "B0BMD5MVSZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4415d25504dc0d26a1611054", "partition": "shared_train", "query": "I\u2019m setting up a small home recording rig for tracking vocals and guitar, with separate microphones for voice and instruments, a tube preamp for warmth, and balanced cables to connect everything cleanly to my interface.", "positive_items": ["B0BM71QK8M", "B0002GZZNY", "B01DE4DEGK", "B001W99HE8", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-441a681764404f5bdb6ca818", "partition": "shared_train", "query": "I\u2019m putting on a small live concert and need a setup to mic the drum kit, route backing tracks from a phone or laptop into the mixer, and program stage lighting effects that synchronize with the music.", "positive_items": ["B095CJ754Z", "B00UV7Q3HG", "B007SRF5XU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-441af66b98248bf5b648c082", "partition": "shared_train", "query": "I\u2019m rebuilding an ST-style electric guitar and need a replacement maple neck, matching mounting hardware, fresh control knobs, and insulated hookup wire to finish the neck installation and electronics wiring.", "positive_items": ["B09NXM4D8K", "B0759LF1R7", "B071HCV8NN", "B0713MZL89"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44202ce3e5269470fdb2848d", "partition": "shared_train", "query": "I\u2019m restoring a six-string guitar and need replacement tuning hardware, a no-drill way to secure its strap and cable, faster scratch-free string changes, and a safe wall-mounted hanger for storage.", "positive_items": ["B00SDLZFFS", "B000PR3JEM", "B0C3LKJXFR", "B076ZSHQ47"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-442b24a0b61a63c9faa60645", "partition": "shared_train", "query": "I\u2019m setting up a portable home recording rig for writing and tracking layered acoustic and electric guitar parts, with easy capo changes and secure strap attachment during performances.", "positive_items": ["B01MRJUB7Z", "B00B9060X6", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-443e573a7d4746df78fa573b", "partition": "shared_train", "query": "I\u2019m putting together a setup for learning and performing blues or Hawaiian-style slide guitar on a square-neck resonator, and need reliable pitch checking, a substantial steel bar for slide techniques, plus a way to keep the strings and fingerboard clean between practices and gigs.", "positive_items": ["B00IFOTSJW", "B07D9MZSWW", "B09YDBKT7M", "B01AA6BNCC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-444142fa622f87323f45b105", "partition": "shared_train", "query": "I\u2019m setting up a bass ukulele for home practice and need replacement strings, reliable tuning, and a way to connect it to a small bass amplifier with a suitable instrument cable.", "positive_items": ["B007TI9NZY", "B01822J55I", "B01DE4DTAG", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-444430e00f0480c96f71d9dc", "partition": "shared_train", "query": "I want to start practicing electric guitar at home with a complete setup that includes an instrument, an amplifier, a reliable connection cable, and picks for playing along with music.", "positive_items": ["B0BKZ3GCGR", "B01DPCONFM", "B0BT862N4P", "B0BGQG84Y4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4458740d44ade935bd2240c2", "partition": "shared_train", "query": "I\u2019m building a playable cigar-box guitar from scratch and need six-string tuning hardware, a piezo electronics setup, a compact built-in amplifier, a decorative headstock veneer, and accessories for restringing, tuning, and comfortably playing the finished instrument.", "positive_items": ["B07F5KVZJF", "B08R5GM6YB", "B004XZFPO4", "B0B5995N43", "B0079JKY2Y", "B00BJTGILG", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44681e46ec2c96e167787620", "partition": "shared_train", "query": "I want to start practicing and recording electric guitar at home, with a beginner-friendly six-string setup, fresh heavier-gauge strings, an amp for varied tones, and a direct computer connection for recording.", "positive_items": ["B0BT84L82P", "B07RKQ5R8Q", "B08XL4NHL3", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-446ea73e6b1fce92c579b148", "partition": "shared_train", "query": "I\u2019m upgrading a solidbody electric guitar with a chrome humbucker-compatible pickup setup, a top-loading bridge for adjustable action and intonation, and secure strap attachment hardware for a polished, reliable build.", "positive_items": ["B079TLFL33", "B00302F4LK", "B00B7MF6EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4481e7773883932fa3109cc5", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record vocals and guitar, with a sensitive condenser microphone, a long shielded connection to my recording gear, and a guitar lead for quiet instrument changes without pops.", "positive_items": ["B0B2T1LF1L", "B097JDV3FW", "B00167UQLO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-448e92e3086222180db7e84c", "partition": "shared_train", "query": "I\u2019m putting together a compact pedalboard for an acoustic guitar performance and need a way to amplify the guitar, connect multiple effects in sequence, and shape the sound with both swirling phase and expressive wah tones.", "positive_items": ["B00R7J4116", "B07BPDP92S", "B004FEBS8K", "B07797XQ2L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-449402817fe7668963f261e6", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice station with reliable tuning, solid foot support for better posture, a safe place to rest the guitar, and durable picks for playing.", "positive_items": ["B07K34CPZG", "B07MCM2DCZ", "B09SNBQCM8", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-449ba3898f2b7bb36b83fef6", "partition": "shared_train", "query": "I\u2019m organizing a compact home recording rack and need a ventilated rack section, a shelf for non-rack or half-width gear, and matching hardware to mount everything securely.", "positive_items": ["B0007OGTGS", "B001ECQQ8I", "B0002DV0DG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44a7e0ab4e3c5814280f3b5e", "partition": "shared_train", "query": "I\u2019m rebuilding a vintage-style drum kit and need hardware to stabilize the bass drum, a reliable foot-operated bass drum mechanism, and a responsive 16-inch tom head for classic tone and tuning.", "positive_items": ["B09X7Y9FC8", "B0002F6WCS", "B016CKBHNA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44ab5033b69cf34164ec1047", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal for singing and guitar, with fresh strings and a replacement nut for reliable playing, guitar effects into a small amp, a comfortable strap, and a cajon to provide acoustic rhythm.", "positive_items": ["B09V91H5XM", "B0B29N7VC8", "B07TDNWYSB", "B09G5KLKX2", "B08T2N25MR", "B000B6FADU", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44b87656cc93e9e603a14ef8", "partition": "shared_train", "query": "I\u2019m recording a small acoustic performance with spoken introductions and need discreet lavalier speech capture, instrument microphones, a sturdy adjustable boom stand, and accurate near-field monitoring for setup and mixing.", "positive_items": ["B0006NMSW4", "B006V9Y0RI", "B08PMZQXN3", "B004OA84DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44bdadb7b264cfcd94416b9c", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and display area, with a secure wall mount for my instruments and reliable pitch-changing accessories that work for both my acoustic and 12-string guitars.", "positive_items": ["B01BGSJIY8", "B01BGSJP2I", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44c273d4c20a779d1f6095ad", "partition": "shared_train", "query": "I'm getting my six-string acoustic ready for regular live gigs and want longer-lasting strings, a quick way to change keys, and a dependable way to keep the strap secured.", "positive_items": ["B0179A4ILK", "B00CPLODUU", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44c52a4d36da843a6ee2d431", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production station to play software instruments, add hands-free sustain while performing, and record several microphones or instruments simultaneously through a multi-channel audio interface.", "positive_items": ["B07CQMZVYL", "B00WU6FDOK", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44c93154b358bfe7004eeb6b", "partition": "shared_train", "query": "I\u2019m setting up a beginner drum kit for rock practice and need punchy, short-sustain heads, a versatile cymbal setup, sticks, and guidance for learning.", "positive_items": ["B00F912X96", "B0B9HNVSF9", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44c950eca931bc3998b0f6f5", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic and electric guitar performance and need a reliable way to connect the guitar and microphones to the PA, while keeping the instruments safely supported between songs.", "positive_items": ["B0178QB9I0", "B01BU6B4Q6", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44db0f6efe9361ce42690d23", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard and need a reliable way to make custom-length power connections, plus smooth volume control and classic tremolo effects for live playing.", "positive_items": ["B079PGDLRC", "B004U1QDL0", "B07Y6TM959"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-44fb9b0328c65b2cc3bb11cd", "partition": "shared_train", "query": "I'm putting together a compact live setup for my band and need to keep a tightly arranged guitar pedalboard tidy, secure the wireless transmitter on my strap, and capture a powerful kick drum cleanly.", "positive_items": ["B07JCW1KGG", "B07MG8PHF2", "B0096Q2UT8", "B001B1Q5C4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4512a8a435369afab10e54e3", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar rig for rehearsals and home recording, with reliable tuning, flexible tone shaping, space-saving pedal connections, and a low-watt tube amp that supports quiet or direct recording.", "positive_items": ["B01N0LZSGN", "B0721TSXNW", "B075MPFFRV", "B09PBL98Q4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45183c558b32ddb03d7a871f", "partition": "shared_train", "query": "I\u2019m putting together a small classroom world-music and nature-sounds workshop, and need a hand-played rhythm instrument, gentle rain-like shaker, frog-inspired scraping sound, and a low droning wind instrument for group demonstrations and improvisation.", "positive_items": ["B017AD55PY", "B0042SR4IW", "B0C2DCW6F5", "B07MDPF4SZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4523d47b668d8a859622498a", "partition": "shared_train", "query": "I\u2019m refreshing my bass and acoustic guitar for a recording and practice project, so I need long-lasting replacement strings suited to each instrument plus comfortable light picks for consistent strumming and lead work.", "positive_items": ["B07DWLYGKH", "B00JA4T82S", "B07DWRNL54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4527d0733e8add704cea9b0a", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic live set and rehearsal setup where I can sing and play guitar, add programmed drum patterns, prevent feedback at higher volume, amplify everything clearly, and keep my laptop or mixer accessible.", "positive_items": ["B071YMYXHS", "B08XMGNB3W", "B0084CRYOG", "B0010SHU18", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45308094ac31d2adc3868ddf", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with durable, stable strings and a vintage-style hardware upgrade, and I need a secure stand to keep it safely accessible between practice sessions.", "positive_items": ["B0002E3DNK", "B0BR2P8PBK", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-453579eb9c6c39b43918c182", "partition": "shared_train", "query": "I\u2019m restringing my 12-string acoustic guitar and need a practical way to remove bridge pins, trim and wind the new strings, then clip on for precise tuning.", "positive_items": ["B00646MZHK", "B08R5GM6YB", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-453c8a736b47133b9cea6212", "partition": "shared_train", "query": "I\u2019m preparing my six-string electric guitar for a studio session and need to restring it for Nashville tuning, connect it cleanly to my recording setup, and make the string change efficient.", "positive_items": ["B09KWWS7DH", "B08R5GM6YB", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-454081778b6911fb4196956d", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to rewire the controls for smoother volume and tone adjustment, install fresh high-output strings, and make sure the finished setup can be tuned quickly and precisely.", "positive_items": ["B015XDJB9E", "B09G5QS1VD", "B00GK73HI4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45417a4c0b5d7c03ab645596", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal event and need a portable adjustable stand, secure clips for wireless handheld microphones, and an attached padded holder that keeps several mics organized and ready between performers.", "positive_items": ["B0BZX4V1TT", "B07KDSZ2TJ", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-454d50a48b296a16e6a04034", "partition": "shared_train", "query": "I\u2019m setting up a small live band rehearsal and performance system with 16-channel digital personal monitoring over CAT5e, while also needing reliable guitar connection, a comfortable adjustable strap, and secure strap attachments for my guitar.", "positive_items": ["B0C3LL5Z6Y", "B01L3CJN56", "B005EHINSK", "B07FYZ5KPJ", "B07BLM53Z1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-455ba8a822fe9409fcf76dea", "partition": "shared_train", "query": "I\u2019m setting up a small live sound system and need a way to connect multiple balanced channels, manage and optimize the PA, and measure the room for accurate automatic EQ tuning.", "positive_items": ["B0BMCT1N3G", "B00RF96W6A", "B0002DVCAM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-456315d17f946cc65896e897", "partition": "shared_train", "query": "I\u2019m setting up a quiet practice kit for my acoustic drums and need durable mesh replacement heads for my different-sized toms and snare, including 8-, 10-, and 12-inch drums, so I can practice with minimal noise.", "positive_items": ["B014PEORKU", "B014PCT3OC", "B014PEXFT4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45694aec36b6e61de11c92bf", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ setup for small events and need stable elevated support for PA speakers, a folding stand for my keyboard or mixer, colorful all-in-one stage lighting, and a way to hide cables and tripod legs for a polished appearance.", "positive_items": ["B09R6RTDTM", "B075RPGSYL", "B0179C3Q20", "B0C3LFLQRP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-456abab7ee3f388330a8746e", "partition": "shared_train", "query": "I\u2019m setting up a home drum recording project and need a multi-microphone setup with stands, cables, and enough interface inputs for the kit, plus a secure bass-drum clamp for positioning an added percussion accessory.", "positive_items": ["B003HGR6VA", "B07CYRYQ8G", "B01DOEPUTE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45735a32b2eadf8925aa2220", "partition": "shared_train", "query": "I\u2019m assembling a compact bass performance rig for rehearsals and small gigs, with rack protection, isolated power for pedals, bass tone shaping with direct output, personal in-ear monitoring, and a bodypack transmitter to pair with an existing compatible GLX-D+ receiver\u2014not a complete wireless system.", "positive_items": ["B0BX8XNTHF", "B073XXLVWT", "B001Q3KTH4", "B00I3TOXVM", "B07C91W874"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-457430c5507653dcef881c79", "partition": "shared_train", "query": "I'm getting my guitar setup ready for rehearsals and small gigs, and need hands-free support, dependable strap security, and a supply of picks for consistent playing.", "positive_items": ["B0179A4ILK", "B09V91H5XM", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-457df62dc6fe6b4940b5139d", "partition": "shared_train", "query": "I\u2019m preparing a small rock-and-jazz rehearsal and need comfortable support for a saxophone, adjustable straps for guitars or bass, and secure padded stands to keep several instruments ready between songs.", "positive_items": ["B08JMQR2JK", "B0B4SGJRHR", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-457df84141446347c63880ba", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar repair station to refresh several instruments: safely support them while smoothing sharp fret ends, replacing and trimming strings efficiently, and tuning each guitar accurately afterward.", "positive_items": ["B0B8YWPB3K", "B013ZHK4DM", "B08JMQR2JK", "B07176XWLD", "B00315D0E4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4589e60e7b036ede73f5685d", "partition": "shared_train", "query": "I\u2019m upgrading my bolt-on Strat-style guitar for blues-rock: I need a hotter single-coil voice, a compatible replacement pickguard, precise neck-angle adjustment, and a simple pedalboard setup for tighter dynamics and added sustain.", "positive_items": ["B07TTV857B", "B01LW96EM8", "B09WCL5QKV", "B014ZYPT34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-459661ddb473ff2f314a4ee4", "partition": "shared_train", "query": "I\u2019m refreshing a compact folk percussion setup for rehearsals and small performances, with reliable cymbal support, an adjustable-bead shaker for texture, and a warm replacement head for a 14-inch drum.", "positive_items": ["B001VIOCK4", "B07114J188", "B0014DK7E6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-459bef6b3e6407b1e98419d7", "partition": "shared_train", "query": "I\u2019m setting up a portable rehearsal station for singing and keyboard playing, with adjustable support for two microphones, sheet music, and a keyboard or mixer.", "positive_items": ["B00KMA0R38", "B0C4XQ496G", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-459c407c4c166a280ade4f73", "partition": "shared_train", "query": "I\u2019m setting up a home recording project with fretless-style bass parts and a bright high-strung guitar layer for a 12-string effect, and need suitable strings plus durable picks for tracking.", "positive_items": ["B09RHNXJMW", "B07NDHS7FN", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-459f74bf211b9eb5dac73c1c", "partition": "shared_train", "query": "I\u2019m setting up a small vocal performance and need a dynamic singing microphone, extra XLR cabling, and an impedance-matching solution to connect it reliably to my audio equipment over a longer run.", "positive_items": ["B0BYXVCSGG", "B06X9KG3HW", "B0BLM1W9XH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45a6c98699caa8bbc880b89e", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for slide guitar and need reliable tuning, a safe stand, an amp replacement tube, and wind protection for a large vocal microphone.", "positive_items": ["B00646MZHK", "B07C9YCY5J", "B0020YH3DQ", "B081H694YZ", "B001ECQONU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45b659d46c3b8c4b59b7592e", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster for a recording session: I need to replace its tremolo hardware and control wiring, add volume and pickup selection, then position a microphone securely to capture the finished guitar.", "positive_items": ["B0B8F6LD9F", "B0002KZEAE", "B0B8Z6192W", "B0B3VQQ6XY", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45c2de46643f83a7217a250d", "partition": "shared_train", "query": "I\u2019m setting up a small live singing setup and need reliable vocal pickup, enough cable length to connect it across the room, and an adjustable stand for hands-free performance.", "positive_items": ["B07N5J3GTB", "B015JTEBN8", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45c4da1235fb88db2501509f", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for studio rehearsals and a small gig, and need a high-strung setup, replacement control knobs, secure shoulder support, dependable amp connection, precise picks, and a stable stand for safe storage.", "positive_items": ["B0002E3DNK", "B004W7ZWQY", "B0098DFNY8", "B0BPJ4Q6FJ", "B00RVE9X06", "B0C3H7SNPQ", "B09TGD5X27"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45d5482ee91c970e96903e12", "partition": "shared_train", "query": "I\u2019m upgrading my bass setup for rehearsals and small gigs: I want a punchier P-Bass pickup, versatile floor-based effects for shaping tones, and sturdy padded stands to keep my instruments safely organized between sets.", "positive_items": ["B0002GKYZI", "B01BZTGPW6", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45d6fcd7ad9ab5ebae26e5b8", "partition": "shared_train", "query": "I\u2019m setting up a small live music and recording rig with a MIDI keyboard connected to my USB-C computer, a microphone routed to powered speakers, and reliable speaker connections for stage monitors or subwoofers.", "positive_items": ["B0BY6MK88G", "B092LF6RLS", "B07MC4XF9G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45dc75855ae036b411a33b86", "partition": "shared_train", "query": "I\u2019m restoring a vintage Hofner short-scale bass and need period-appropriate flatwound strings, replacement cream-and-gold control knobs, and a long instrument cable to test its tone through an amplifier.", "positive_items": ["B00XAQGWGW", "B01DPCONFM", "B003S3RY46"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45dde93bbdb94467c9126a05", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar recording rig and need gritty drive, a dynamic mic for capturing the amp, and an XLR connector solution to join my existing cable setup.", "positive_items": ["B0002MSQVQ", "B0C5LYJXLR", "B001W99HE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45e198c9c2e2aa3255a1ed36", "partition": "shared_train", "query": "I\u2019m putting together a quiet, portable guitar practice setup for travel: a full-scale acoustic-electric instrument, reliable tuning, and headphone practice with backing tracks without disturbing anyone.", "positive_items": ["B08KKV4V23", "B07H1CHG1J", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-45fa429f3cc91aeb1b0eb917", "partition": "shared_train", "query": "I\u2019m outfitting a compact home rehearsal corner for drums and guitar: I need to refresh a tom for a deep, short rock tone, keep sticks handy, mount a drink within reach, and safely hang the guitar.", "positive_items": ["B0002F76XC", "B0BKZ7LF6F", "B078KX8YJD", "B00WJ3JUFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-460571c3badec9231328319e", "partition": "shared_train", "query": "I\u2019m setting up a guitar for rehearsals and home storage: I need a comfortable adjustable woven strap, reliable hardware to keep it attached during playing, and a padded height-adjustable stand with a safety strap.", "positive_items": ["B00ICR3HZS", "B00HZH4D04", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-460a6f94e796566029bda241", "partition": "shared_train", "query": "I\u2019m restoring and setting up my Fender-style electric guitar for a guitar-and-vocal recording session, and need repair guidance, a replacement slotted nut, friction reduction for tuning stability, durable heavy picks, and a dynamic mic with a long XLR cable.", "positive_items": ["B0036FFDSK", "B0002E1UDK", "0879309210", "B00HU25WSQ", "B07N5J3GTB", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46104532be3c2143b1d286ba", "partition": "shared_train", "query": "I\u2019m putting together a compact event audio setup: I need a tabletop stand for the mixer, cables to route portable stereo audio into an XLR input and mixer output to a 3.5mm recorder, plus a stand for a compatible PA speaker.", "positive_items": ["B01DN7OAWU", "B01DN7OC00", "B00WRJM5NC", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46187e2cd1e1365ea6cf73b9", "partition": "shared_train", "query": "I\u2019m putting together a portable music-production setup and need to authorize my software, fix the worn sliders on my studio headphones, and safely carry my compact MIDI keyboard between sessions.", "positive_items": ["B01CQWRHIM", "B07N1LX1QC", "B07XJMXB5T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4618a3b1d733a07b971f69a1", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for live performances and need fresh, warm-sounding strings, dependable clip-on tuning, and a comfortable secure strap setup with quick-release convenience and easy pick storage.", "positive_items": ["B07XP6MHQT", "B074WXM13T", "B0BTC9YJ2W", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-461b45f430274b1a4438d731", "partition": "shared_train", "query": "I\u2019m setting up a home vocal-recording station and need a height-adjustable hands-free mic setup, plosive protection, and an easy way to connect an XLR microphone to my computer with gain control, phantom power, and headphone monitoring.", "positive_items": ["B001PPXFAG", "B0846J7THY", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4630d8b41d2904212791b74d", "partition": "shared_train", "query": "I\u2019m putting together a small Irish folk-music session and need to set up my mandolin with fresh strings, accurate clip-on tuning, and a capo, plus an easy-to-learn C tin whistle for the melodies.", "positive_items": ["B00BPQX3G6", "B01NCWNVTB", "B00E5IEIDI", "B000W0EN5G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-463d5c98f49b53ca8459806b", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar and want to handle the setup myself: accurately check fret action and fingerboard radius, fit compatible six-in-line locking tuners and brass saddles, secure the strap, and protect the precision gauge between uses.", "positive_items": ["B093SNXN4L", "B00IPHITHG", "B00ABLI0IC", "B07BFVF7LZ", "B07YK57N2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4641489108b7ebcf58f9176e", "partition": "shared_train", "query": "I\u2019m setting up a small live blues performance with guitar and harmonica, needing reliable tuning changes, a guitar-to-amp connection, and balanced microphone runs long enough to reach the sound system without adding noise.", "positive_items": ["B0BLM3QHRL", "B092LF6RLS", "B0002GWLJU", "B0996R6MFQ", "B0864N6HJ7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4650a69d59c107a1988879f0", "partition": "shared_train", "query": "I\u2019m preparing for an outdoor acoustic guitar performance and recording session, and need long-lasting replacement strings, a protective dreadnought case, reliable clip-on tuning, comfortable non-slip picks, and a compatible foam windscreen for my Shure microphone.", "positive_items": ["B0BPLFP5P6", "B0002GZOQC", "B005SNMAWK", "B07DWLYGKH", "B01N8SXS2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4652fc15bd867f6f153cbd3a", "partition": "shared_train", "query": "I\u2019m preparing for casual acoustic guitar performances at home and small gatherings, and need comfortable hands-free support, a safe folding place to park the instrument, quick key changes, and reliable picks for strumming.", "positive_items": ["B001MX3OEI", "B07FYPBL6K", "B00L40Y9WU", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-465d986c8e6519398ac6418c", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a metal gig and need help restringing it, keeping the strap securely attached, and having durable picks for playing.", "positive_items": ["B07X2LN548", "B0B8M5FJ9W", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-465ec173909593dac121577e", "partition": "shared_train", "query": "I\u2019m putting together a travel and rehearsal setup for my alto and tenor saxophones, including secure transport, upright storage, and reliable cleaning between playing sessions.", "positive_items": ["B0C3LM9LK8", "B0002F7IRQ", "B07B4ZZVDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4664748f24dae547712296be", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar rig for atmospheric live performances, with a roomy pedalboard, improved access to raised effects, spacious shimmer reverb, and durable precision picks for articulate playing.", "positive_items": ["B075PZ7YC1", "B0B8DHDVJZ", "B0B56Z5G3V", "B0822XLCFX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4667eb17a547455564e8bbc2", "partition": "shared_train", "query": "I'm putting together a portable jazz drum setup for small gigs and need to play softly with brushes, mount two rack toms securely, and position a cymbal flexibly on the stand.", "positive_items": ["B003HGYYV0", "B08DVPJSX9", "B00CSK53UC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-466c51e6c8a8518a6080e5f0", "partition": "shared_train", "query": "I\u2019m putting together a convenient guitar practice setup with reliable tuning, quick transposition while playing, and a stable padded stand to keep the instrument safely within reach.", "positive_items": ["B07C637QCK", "B018FCZKR2", "B0BSCFTV2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4671db4fe611440576cab2fb", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for a small vocal-and-instrument group, and need several dynamic mics, a way to connect my MIDI keyboard to a computer, and a piano-style sustain pedal for keyboard parts.", "positive_items": ["B00IAQB6TK", "B07C91JT14", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46790bf1ae9e7cd15296de91", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need replacement hardware for string guidance, the output jack, neck joint, SSS pickguard and tremolo cover, plus compatible control knobs and a five-way switch tip to finish the rebuild.", "positive_items": ["B07RQ67ZFT", "B09HT6999J", "B075NXLMNQ", "B08R77NXQP", "B09L86KM34", "B07YKNNYB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4680792f6acf57de66efb65c", "partition": "shared_train", "query": "I\u2019m restoring an older right-handed four-string Precision-style bass and need compatible vintage-style hardware to secure the strap, replace missing chrome covers, and refresh the bridge and tuning system while preserving its classic appearance.", "positive_items": ["B0B8Z5LTZ2", "B085165LKF", "B07LBF9F4X", "B06XGVNTR6", "B071RYWF1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-468233bf57b1da9d6606c298", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar pedalboard for rehearsals and gigs, with clean signal buffering, optional boost and noise control, isolated power for several pedals, quick stage tuning, and enough organized space to carry everything safely.", "positive_items": ["B00AWVOBB6", "B09Y683JGR", "B073XXLVWT", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46840463226a0f8608e88701", "partition": "shared_train", "query": "I\u2019m preparing a portable setup for band rehearsals and small gigs: I need secure storage for several guitars, fresh heavier-gauge electric strings, reliable tuning, a folding stand for charts, and a compatible replacement power supply for my Yamaha keyboard.", "positive_items": ["B0B949FD92", "B01I0KB89I", "B0C9NGP88D", "B0BSGM6CQ9", "B07PLX5RGP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4685174b1a2a5ae47f41eb16", "partition": "shared_train", "query": "I\u2019m setting up a small live singing performance and need a reliable vocal microphone, long cables to connect it to the sound system, and a convenient way to carry my speaker stands.", "positive_items": ["B00F0YAH7W", "B00NPAMDQ6", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-468913e289547b2870748e1b", "partition": "shared_train", "query": "I\u2019m restoring my vintage Jazzmaster and need a period-appropriate tortoise replacement plate, fresh control hardware for the 6mm pots, and a safe polish to revive the guitar\u2019s glossy body and metal parts.", "positive_items": ["B08X6VL16J", "B0B81MPBTB", "B0797PBYLB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-468fd0f58abbb2202b3a62d7", "partition": "shared_train", "query": "I\u2019m restoring a vintage electric guitar for small rehearsals: I need to redo its internal wiring, add safer strap hardware, protect its lacquer finish, and connect it cleanly into a compact mixer.", "positive_items": ["B0B8F6LD9F", "B0BLLF6ZCS", "B0B31RCL2G", "B016R0GF3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4692ad79efd6233cbe9f5e84", "partition": "shared_train", "query": "I\u2019m building a beginner-friendly home practice setup for learning guitar, banjo, and ukulele, with chord references for each instrument, comfortable guitar picking supplies, and tools to experiment with alternate guitar keys and tunings without constantly retuning.", "positive_items": ["B0BKZ3GCGR", "B00306I65M", "B00CPLODUU", "B000EICF8S", "B001W9AXBO", "B0057FXCOE", "B01AJGC27I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4692f7067a12d03e9abfb0d4", "partition": "shared_train", "query": "I\u2019m setting up a portable home vocal-recording station and need a stable adjustable boom, a long noise-resistant balanced connection, 48V power for my condenser microphone, and protection from distracting plosives.", "positive_items": ["B07GSJNMBQ", "B097JDV3FW", "B07PSWC1XY", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-469df3bf60d4fe223cfec34f", "partition": "shared_train", "query": "I\u2019m putting together a lightweight guitar setup for road trips and campfire sing-alongs, with a compact acoustic instrument, comfortable adjustable support, and sturdy picks for strumming.", "positive_items": ["B09V91H5XM", "B0B6H8D2YH", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46a74f528329031e8dc74f17", "partition": "shared_train", "query": "I\u2019m putting together a beginner home jam and need supplies to restring and tune a half-size classical guitar, secure it for playing, connect instruments to an amp or mixer, and cover basic rhythm and blues parts with percussion and harmonica.", "positive_items": ["B0BRSK33BC", "B07QL85Y56", "B0939BV175", "B079NS31NK", "B07BLM53Z1", "B0B49WJ3WT", "B08VF4K987"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46abb17b0836c0326e1b99bd", "partition": "shared_train", "query": "I\u2019m getting my 7-string electric guitar stage-ready for rehearsals and gigs, so I need compatible Floyd Rose tremolo hardware, long-lasting coated strings, a secure low-fatigue pick, and an adjustable strap.", "positive_items": ["B098KXQJVY", "B00NM2CJR0", "B017DYCMO2", "B0BZ5HSYMZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46b0afb1dcde54e962f297b2", "partition": "shared_train", "query": "I\u2019m preparing a portable keyboard-and-soprano-sax setup for small live performances, with protected instrument transport, keyboard dust protection between shows, reliable balanced connections for a microphone and audio gear, and a secure way to keep my drink nearby without risking spills.", "positive_items": ["B01M264YIM", "B076W18YDF", "B00LIW74US", "B001D2TPZU", "B00M6SIZ6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46b5ec4fa8cd334b8ff6d5c2", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for practice and gigs with flatwound strings, a sturdy strap that keeps picks handy, and assorted pick gauges for exploring different playing styles.", "positive_items": ["B001KXEJLW", "B09NWCD36N", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46bbcd8bbf6f8b6c369f1dfb", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and performance area and need secure instrument support, a reliable connection to an amp, comfortable hands-free playing, and plenty of picks for rehearsing.", "positive_items": ["B09V91H5XM", "B01DE4DPSC", "B08JMQR2JK", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46ca094640132c4e4dda8dfa", "partition": "shared_train", "query": "I\u2019m setting up for an outdoor acoustic performance and need a practical setup for clear vocals, secure guitar movement, keeping the instrument safely within reach between songs, and reliable picks for strumming and lead playing.", "positive_items": ["B09T82W1SN", "B006BST39E", "B074QNWPY9", "B00IJQLZP6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46cb5187abdab905c5ac1a93", "partition": "shared_train", "query": "I\u2019m setting up for a rock band rehearsal and need reliable ways to tune my instruments, shape a smooth overdriven guitar tone, and play drums comfortably through a full set.", "positive_items": ["B086QM1F75", "B0002MSKWQ", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46ce7a6a5f73f4347c720036", "partition": "shared_train", "query": "I\u2019m starting to learn soprano ukulele and need a beginner-friendly setup for practicing songs, including something to change keys cleanly and comfortable picks for strumming.", "positive_items": ["B07L4NHM3C", "B094RD529N", "B00WJ3GS16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46e9b8d92297e685c6af528a", "partition": "shared_train", "query": "I\u2019m preparing for acoustic guitar performances and need a durable adjustable strap setup with quick-release convenience, plus grippy medium-gauge picks for confident hard strumming.", "positive_items": ["B00HZH4D04", "B07XP6MHQT", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-46f880164585008aa0b02046", "partition": "shared_train", "query": "I\u2019m organizing a small home guitar station where I can make custom picks, hang one instrument safely on the wall, and keep another securely accessible on a portable floor stand.", "positive_items": ["B072DXPHC3", "B07CQ9VV6F", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4703e622de475b40c846413e", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for solo ambient performances and need looping, layered overdubs, varied delay textures, tap-tempo control, and a short reliable cable to connect everything cleanly.", "positive_items": ["B001CIZA7W", "B0B95V41NR", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-470936f13b0ed4baa5d2840d", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for vocals and acoustic guitar and need a two-microphone condenser setup with reliable XLR connection and pop protection.", "positive_items": ["B000165DSM", "B0002GJI3C", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-470e487305e1992f4fa3cd7d", "partition": "shared_train", "query": "I\u2019m setting up a left-handed electric guitar and need reliable nut and string-guiding hardware, plus a way to measure the fretboard radius accurately while adjusting the bridge and string height.", "positive_items": ["B07BFVF7LZ", "B0B29KDGGW", "B0B29LK8QD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4716180d8bdb21fdd81bd48b", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and recording space for conducting from large scores, keeping several pages organized and visible, and reducing flutter echo so rehearsals and takes sound clearer.", "positive_items": ["B0BR2K4Z54", "B00ATPD9T0", "B0047VIXBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47164f00c9190798aeef8772", "partition": "shared_train", "query": "I\u2019m restoring my six-string electric guitar and need a replacement five-way pickup selector, black hardware screws to secure the pickguard, and durable medium-gauge strings for the final setup.", "positive_items": ["B01BQMLUFO", "B09MQL2CVV", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-471a4c551afa0fcb0330e16c", "partition": "shared_train", "query": "I'm setting up a compact home guitar-and-vocal performance corner and need reliable pedalboard connections for a phase effect, a guitar strap, space-saving wall storage, and a protective handheld microphone windscreen.", "positive_items": ["B00N4QF1F6", "B091MZPYBQ", "B07MMJX9T7", "B000KIPTE4", "B000EENACC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4721be903a2a1565b013b4ee", "partition": "shared_train", "query": "I\u2019m setting up a small vocal recording station and need detailed sound capture, adjustable positioning, and balanced XLR connections to link everything to my recording gear.", "positive_items": ["B08NZ14V6P", "B06X9KG3HW", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-472daf5e43eea93ee7db71e5", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic guitar-and-vocal performance setup: I need fresh 12-string strings, tuning help, a guitar lead, vocal mic protection and connection, a PA speaker stand, plus a flexible mic-positioning extension to use with my existing compatible stand or adapter.", "positive_items": ["B07NSWD8BR", "B003GEBGA0", "B091MZPYBQ", "B0BTC9YJ2W", "B00IFOTSJW", "B06Y6BCX7B", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4731c71cd000634da7a4768d", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a more precise, comfortable playing setup: refresh the strings, check action and fret wear, tune it accurately, and test the feel and articulation while playing.", "positive_items": ["B09YV37VTB", "B09RTZ26KV", "B07M6B3RDW", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47360c898461711a36d5d4fb", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need a detailed condenser microphone, USB interface for connecting it to my computer, a stable adjustable boom stand, and pop protection for clean takes.", "positive_items": ["B07JNKY9T8", "B005OZE9SA", "B017NT392Q", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-473aa71b5ccb90b613afba6f", "partition": "shared_train", "query": "I\u2019m building a guitar effects and recording setup, and need room for several pedals, short flexible connections between them, an interface with multiple inputs, and a padded stand to keep my guitar safely nearby.", "positive_items": ["B09Y683JGR", "B075MCRFYZ", "B07CYRYQ8G", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47477a4a31dccad9482c10fb", "partition": "shared_train", "query": "I\u2019m setting up a small home percussion recording project: I want to build my own cajon, add rhythmic parts for a few players, include gentle shaker textures, and monitor our recordings accurately through compact speakers and headphones.", "positive_items": ["B08FXRWYLM", "B09ZYFKQFD", "B0007Y8GSM", "B079HH8X62"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47566e149972e99277f50b4f", "partition": "shared_train", "query": "I\u2019m preparing for outdoor guitar performances and need a way to keep sheet music secured on my stand, tune quickly between songs, and carry the stand conveniently from rehearsals to gigs.", "positive_items": ["B0027EH4FQ", "B07CH1B2YW", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4767bfc534314b31e4eb162b", "partition": "shared_train", "query": "I\u2019m preparing a small jazz combo rehearsal and need to refresh both guitars, improve cymbal isolation and response, use light-touch sticks for delicate playing, and replace a worn microphone grille for clearer, protected vocals.", "positive_items": ["B010SK4TJY", "B0B3VPXH4Q", "B00WJ3K3QW", "B0B7C2NM84", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-476f1d322dd2980fec5459e2", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar pedalboard for classic amp-like drive, modern EQ shaping, independent volume boosts, and warm analog delay with optional modulation.", "positive_items": ["B0716HJ4J7", "B077GH8LF6", "B006CUVZBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-477252c82157dad781ccd16a", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar practice space and want to restring my guitar, have reliable picks for precise playing, and safely organize my guitars on the wall when I\u2019m finished.", "positive_items": ["B09R2TMLJR", "B09M7P8SBH", "B07MMJX9T7", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-477b618ffbfdf8e1610b6d52", "partition": "shared_train", "query": "I want to build a mobile iOS guitar setup for recording blues, with gritty overdriven tones, lush plate-style ambience, and a quality connection to GarageBand or similar music apps.", "positive_items": ["B01D7JSD86", "B00CS4L7DK", "B01MRI9ZE1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-477cc8ef23881e9001b88632", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic performance and need a portable stand plus suitable-length connections to run my vocal microphone to the PA and my guitar to the amplifier.", "positive_items": ["B00L9R9YVO", "B015JTEBN8", "B0057YBE18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-478207c56236c383de17c293", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Gibson guitar and need replacement tuning machines, a way to secure it safely on my workbench, and a convenient tool for quickly restringing it afterward.", "positive_items": ["B097FMTZCP", "B008BPI2OW", "B0006ZP8Z6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-478572ac8c179abba75b015b", "partition": "shared_train", "query": "I\u2019m putting together a compact Celtic music setup for informal sessions and lessons, with a melodic wind instrument, a tunable hand drum and its beater, plus protection for carrying the drum between home and rehearsals.", "positive_items": ["B01H0G63YS", "B00B55FQ8A", "B0009VCP9Y", "B001NASC5G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-478a7d3d5f71432d6920ed10", "partition": "shared_train", "query": "I\u2019m refreshing my guitars and need replacement acoustic bridge pins with a way to remove the old ones, new black screws for an electric or bass pickguard, and a versatile tool for related hardware adjustments.", "positive_items": ["B07Y1C58VJ", "B07MM6HRSX", "B0BXT6TM6N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-479103eea123b974f68a95a2", "partition": "shared_train", "query": "I\u2019m putting together a guitar fingerstyle practice and maintenance setup with varied pick options, comfortable finger and thumb picks, and an all-in-one tool for restringing.", "positive_items": ["B002G1UT5C", "B08BJGBHN7", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4798a03fbefd076449ded8e9", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar recording and performance rig with reliable tuning, clean direct connection to a mixer, close cabinet miking, and hands-on triggering of backing samples and sound effects.", "positive_items": ["B073WND433", "B07FZ5XBCJ", "B01AMQYS3Q", "B01IBETH0K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-479af574340e5333f0b5aaab", "partition": "shared_train", "query": "I\u2019m starting electric guitar lessons and need a comfortable beginner-friendly setup with a versatile solid-body instrument, durable picks for practice, and an adjustable strap for playing standing up.", "positive_items": ["B0BR2N43GC", "B0BJF97MDV", "B07D4QCBX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47a2f51a7ce74c37f5b62e07", "partition": "shared_train", "query": "I\u2019m putting together a compact DMX-controlled wash-lighting setup for small events and need a bright color-mixing fixture, reliable 3-pin connections, and proper signal termination for a stable daisy chain.", "positive_items": ["B00KFZC49U", "B09ZSKK72G", "B09ZTJH58K", "B001LXMXU0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47b1f84e832ad5b22ffd0197", "partition": "shared_train", "query": "I\u2019m preparing a portable live keyboard setup and need protected wheeled transport for my Nord Stage 88, a wide stand for several pages of music, and a comfortable bag for carrying microphone stands.", "positive_items": ["B0012TBIGS", "B00G3UHA1I", "B0035FZMYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47b542d185ee4ee4cb16a2e7", "partition": "shared_train", "query": "I\u2019m refurbishing a vintage guitar amplifier and speaker cabinet, replacing the carry handle and protective feet, installing a flexible mono/stereo jack plate, and connecting the instrument and speaker safely with durable cables.", "positive_items": ["B09KWWS7DH", "B00E1P4LGE", "B008Y4OT9C", "B079Y9L1G1", "B000TXZL4S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47b56d3e73ac86361ea4c6c0", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rehearsals and need a replacement rear tremolo cavity cover, a reliable way to tune it, a long cable to connect to my amp, and medium picks for comfortable playing.", "positive_items": ["B0BYJN7JWQ", "B00E8JP07W", "B01DPCONFM", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47bb31428a0fa5c49024d3c7", "partition": "shared_train", "query": "I'm setting up a compact home songwriting station where I can safely display my guitar, change its key quickly during practice, and add expressive sustain while playing a MIDI keyboard.", "positive_items": ["B0BT9R8MMV", "B00H4PEMM6", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47d1dd3ac5e977e360984633", "partition": "shared_train", "query": "I\u2019m preparing a trumpet practice and performance setup and need compact accessories for switching between focused and expressive muted tones, with a stable way to hold the instrument safely between playing sections.", "positive_items": ["B0B2F781MF", "B09TG6M7LJ", "B0052VE89G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47dda37cd98585b89c4ad2d5", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for rock recording and live gigs and need warm, resonant toms, a controlled punchy snare response, and durable bass-drum head protection for double-pedal playing.", "positive_items": ["B0BK6S7QF4", "B0BKZ6M28F", "B0722V7554"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47e1053d15cbef03034ef084", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and performing with my acoustic guitar, including protected transport with accessory storage, a compact secure stand, flexible fret positioning for different songs, and a removable soundhole pickup for amplification.", "positive_items": ["B004UJO41S", "B00N4ZHQ14", "B08BW2TBD7", "B07VWSB34H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47e30bb3ad5972a54a3960ff", "partition": "shared_train", "query": "I\u2019m putting together a lightweight, vintage-style drum setup for small gigs and rehearsals, with stable supports for my snare and cymbal, a bass-drum-mounted cowbell, and reliable sticks for playing a versatile percussion setup.", "positive_items": ["B07N5HJ327", "B00G70CU4Q", "B00L4S0OVM", "B001VNYB14", "B0002F4MI4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47eac253cdf6fb888bc8b5a5", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster and want a clean, quiet pickup upgrade with rechargeable onboard power, plus fresh hardware for securely mounting the neck and finishing the rebuild.", "positive_items": ["B072M64M8R", "B07BSHM52Q", "B0BT2W3TTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47ec0c5b675692c8e627094a", "partition": "shared_train", "query": "I\u2019m building a reliable guitar pedalboard for live playing and need lush analog chorus tones, an extremely accurate tuner with a highly visible display, and isolated power for several pedals.", "positive_items": ["B073XXLVWT", "B0C621L9FB", "B015XDJB9E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47ef591e90f165fc80127faa", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic open-mic performance and need reliable ways to keep my guitar securely strapped, play comfortably with medium-gauge picks, and sing clearly through a durable dynamic vocal microphone.", "positive_items": ["B06XNBTLHC", "B08BKPCS8S", "B0002GX7XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-47feaea451e41187a4e431dd", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record clear vocals and spoken content, with an XLR microphone, protection from plosives, and enough interface inputs to add other performers or instruments later.", "positive_items": ["B07CYRYQ8G", "B07JNKY9T8", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-480a24e7e6ab6f1283fe3103", "partition": "shared_train", "query": "I\u2019m organizing a beginner-friendly community percussion circle and need lightweight hand drums in different sizes plus a handheld tambourine for adding bright rhythmic jingles during group performances.", "positive_items": ["B076PVLY8H", "B073T1KX5G", "B0002F5C7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-480e171cd6784b109f59a2cc", "partition": "shared_train", "query": "I\u2019m filming a documentary interview and need a directional shotgun microphone setup for my camera, with adapters and a long balanced cable so I can record clean audio both on location and from a mixer.", "positive_items": ["B07JLGTJ3J", "B01BLE4SU6", "B0B3NJ1TDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4819f7cbbcfab503df452f79", "partition": "shared_train", "query": "I\u2019m setting up a consistent drum practice routine and need durable, articulate sticks, a loud visual tempo guide, and a precise way to balance drumhead tension across my kit.", "positive_items": ["B09RBFKS1X", "B00UYJTAU8", "B09T7NX5K7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-481b2eefd28dc3ff50d38061", "partition": "shared_train", "query": "I\u2019m building a hands-on classroom percussion ensemble for varied rhythmic textures, from low resonant wood accents and adjustable shaker dynamics to multiple guiro tones for Latin-inspired arrangements.", "positive_items": ["B0BRQ9TQSV", "B0B5P1RJSX", "B0C159Y982"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4827b22ab2c83643ff49321d", "partition": "shared_train", "query": "I\u2019m setting up a home music-recording session and need a keyboard controller for virtual instruments, plus a sturdy adjustable stand and a versatile dynamic microphone to capture a live instrument or amplifier.", "positive_items": ["B019NY2PKG", "B00IWWZAM6", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-482bde32dae6ffa0cc3735f5", "partition": "shared_train", "query": "I\u2019m putting together a compact rehearsal and small-gig setup for playing a 76-key synth and OM-style acoustic guitar, with hands-free microphone support, quick pick access, adjustable foot positioning, and protective storage for both instruments between sessions.", "positive_items": ["B07T3GZVMD", "B017DNZ3XK", "B07GRG5SMB", "B095JMBPNM", "B08PMZQXN3", "B09VJFNC98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-482ec5ba290908ce943ab9af", "partition": "shared_train", "query": "I'm preparing my 12-string acoustic for recording and practice, and want to replace its strings, upgrade the bridge for easier restringing and tuning, and quickly change keys during songs.", "positive_items": ["B0BTC9YJ2W", "B00N4ZHQ14", "B0771W71KG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-483359de73c13eeecc883332", "partition": "shared_train", "query": "I'm upgrading my electric guitar and compact pedal setup for rehearsals: I want quicker, more stable tuning, smoother dynamics and tone shaping, an easy way to check tuning silently, and a USB-powered solution for running the effects.", "positive_items": ["B0BT2Z1DF1", "B07Q6L4YMC", "B07ZW1GBVT", "B07GD54Q66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-483379ed8f596a2a93160d7e", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need supplies to clean and condition the fingerboard, replace worn black humbucker covers, and restring it with heavier-gauge nickel strings for a fresh setup.", "positive_items": ["B08JLC6ZBJ", "B0B8Z5SBPZ", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4835b13d9099fe1ded1f5441", "partition": "shared_train", "query": "I\u2019m servicing and upgrading my electric guitar and pedal rig: I need a safe supported workspace, a finish-safe way to polish out scratches, reliable isolated power for several effects, and replacement battery access for active electronics.", "positive_items": ["B00RZ41VQ6", "B08PBNXZYP", "B074KRRZCH", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-483fb3793ffd523bea8ec2c5", "partition": "shared_train", "query": "I\u2019m building a custom electric guitar and need an unfinished body, a finished fretted maple neck, and a stable adjustable tremolo bridge with the mounting hardware for installation.", "positive_items": ["B01LYUBGK8", "B0789T4FJQ", "B079T8Y95V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4840f603cb662ad78d97d7ce", "partition": "shared_train", "query": "I\u2019m refurbishing my LP/SG-style electric guitar for reliable stage use, with improved tuning stability, a cleaner pickup installation, and a comfortable adjustable strap for rehearsals and gigs.", "positive_items": ["B073RTT48C", "B01CVHASEC", "B0BZ5MRNWR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-484685a8fe8bb4d3d2a70c4f", "partition": "shared_train", "query": "I\u2019m restringing my 12-string acoustic guitar and need extra-light phosphor bronze strings, a tool to remove bridge pins, wind the new strings, and trim them, plus picks for playing afterward.", "positive_items": ["B0BKZ3GCGR", "B0BTC9YJ2W", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4848a9dadbeaec49608ee958", "partition": "shared_train", "query": "I\u2019m filming a seated panel with a DSLR and need a recorder for multiple audio inputs, a tabletop microphone for group discussion, and discreet, low-noise mounting for lavalier microphones I\u2019ll supply separately.", "positive_items": ["B071S6JYV4", "B075SF8RBX", "B00CRY250U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-484fb465eaf57bcbbfa7e085", "partition": "shared_train", "query": "I\u2019m preparing a portable electric-guitar rehearsal setup and need reliable replacement strings, a short balanced connection for routing audio, and padded protection to carry my compact mixer and related gear.", "positive_items": ["B0BSVRMSMP", "B0939BV175", "B01M8N618U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4855e76660009ba0f0b33061", "partition": "shared_train", "query": "I\u2019m getting ready for a small live set where I\u2019ll sing, play my acoustic guitar with fresh long-lasting strings, and safely transport my Les Paul-style electric guitar between rehearsals and the venue.", "positive_items": ["B000NAXCC0", "B01LYJMH9P", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-485dacd78aea359781bf077a", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly classroom ensemble for kids and adults, with an easy woodwind melody, hand-played rhythm, and bright metallic accents. I need a practical set of instruments and basic accessories suitable for learning, rehearsing, and performing together.", "positive_items": ["B01LYF8MEJ", "B003B12LK2", "B07CBPX2V2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4863c3e6b17adf3f05c8aff2", "partition": "shared_train", "query": "I\u2019m putting together a small live music setup and need to mic a drum, provide hands-free vocals for one performer, and give another singer a handheld vocal microphone with straightforward audio connections.", "positive_items": ["B0BYXVCSGG", "B07N3146QF", "B0C3LDN2TN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48675db494bfc89be47e7e1b", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular rehearsals and gigs and need secure strap attachment, an adjustable strap, easy access to standard picks, several pick options to try, and a complete cleaning and fretboard-care routine.", "positive_items": ["B00IPHSRN2", "B00HZH4D04", "B08BSFDY99", "B07N5MJDBF", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-487b907bcd402c34483d1a38", "partition": "shared_train", "query": "I\u2019m setting up a podcast interview space and need a broadcast-quality dynamic mic, a long reliable connection to my interface, and a compact booster to give the signal more strength.", "positive_items": ["B0BYXJ6JKZ", "B07ZK69F2R", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-488a2dafed3f054fa420c7a2", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production space to record clean vocals and instruments, shape samples, and build finished tracks. I need an integrated workflow with reliable computer audio connections, hands-on beat-making controls, and a stable, acoustically controlled microphone setup.", "positive_items": ["B06XTSLXXJ", "B00O3MZXCQ", "B07CQRHDG2", "B0753X8MDJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-488e8d28765cd5244c45aa69", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar rig for a classic-rock rehearsal and need a sustain-friendly distortion sound, short reliable connections between pedals, and easy access to spare picks and a slide at my microphone stand.", "positive_items": ["B09HTV1RV3", "B075MCRFYZ", "B07J4Y1XZ3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48919648d52498aeaf65ca4d", "partition": "shared_train", "query": "I\u2019m setting up a small live sound rig and need a compact mixer, reliable balanced connections to downstream audio equipment, and a way to split one mono signal between the main and monitor paths.", "positive_items": ["B09397FWYW", "B0829XV248", "B0B31RCL2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4897a0edfcb40906e76bb8d8", "partition": "shared_train", "query": "I\u2019m getting my band ready for rehearsal and need supplies to tune the drum kit, safely carry my electric guitar, and connect a microphone to our mixer or recorder.", "positive_items": ["B00Y4TY3JM", "B08DBDD6CM", "B00B5LEVYO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-489ab3f2ca7b2d67cbd33bf5", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for amplified live performances and need a way to keep it in tune, control feedback at higher volume, and securely attach the strap for safer playing.", "positive_items": ["B0010SHU18", "B00H35YIJE", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-489abb0d9e3b8fffd941f559", "partition": "shared_train", "query": "I\u2019m upgrading my five-string Jazz-style bass for punchier, fuller tone, fresh bright strings, and a quieter home recording setup without ground hum or buzz.", "positive_items": ["B0002E4YI8", "B0BHG58G2F", "B0763RK7BD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-489b5d6e6cfc1bf648e0432b", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for recording and live rehearsal: I need durable coated heads for the toms and larger drum, a complete way to mic each part, a stand for placement, and trigger-based electronic sound expansion.", "positive_items": ["B00IBIUZGW", "B0BKZ1G3P3", "B082WVC3RT", "B003FW0IHA", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-489d4b5653b5e0ac4035e079", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for playing guitar and singing at small live performances, with comfortable, secure guitar support, spare picks, and a powered mixer that can handle a microphone.", "positive_items": ["B093YJBL2C", "B079TLFL33", "B09MJWYTQW", "B074WXM13T", "B0BRQ3FT7P", "B0BR2KL6QL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48a4ce78dfdb176773e27f2d", "partition": "shared_train", "query": "I\u2019m preparing my electric and acoustic guitars for a practice session and need suitable replacement strings for each, plus durable picks for strumming and playing different parts.", "positive_items": ["B0BSGM6CQ9", "B0B9M4SJ24", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48b0670a0063fb3fdb9911e1", "partition": "shared_train", "query": "I\u2019m setting up a small network rack and need a secure way to mount my compact switch, organize the rack cables, and provide filtered, surge-protected power for the equipment.", "positive_items": ["B003Y7U83A", "B07N4BBX77", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48b2f23e5850cdb1db50d10e", "partition": "shared_train", "query": "I\u2019m putting together an easy beginner electric-guitar setup for practicing classic rock at home, with a guitar and small amp, the necessary connection cable, and warm overdrive tones.", "positive_items": ["B0716QP8SR", "B081T39QJS", "B07J5QP9ST"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48b6dd6ed954ea0c09ea0ca4", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar practice setup for learning different styles, with protected transport, amplified sound, flexible fret changes, and varied picks for experimenting with technique.", "positive_items": ["B0BCXKVYJL", "B07CK2QQ6J", "B00EM5UOE6", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48b7205e7e667f8a5e41e15a", "partition": "shared_train", "query": "I\u2019m setting up a small home podcast and voiceover studio, and need a complete way to mount the microphone, record clear speech, connect balanced studio gear, and monitor the results through speakers or headphones.", "positive_items": ["B08GGYMGY3", "B013TPXU3G", "B01M5CXH65"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48b78d8e7f5135f4d885a92b", "partition": "shared_train", "query": "I\u2019m setting up a home guitar-recording practice so I can build finger strength and calluses away from the instrument, work on precise jazz-style picking, and capture polished guitar performances with room for additional inputs.", "positive_items": ["B00JA4T6F2", "B0B8FSCM9L", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48b79ce0a24510455845e8b3", "partition": "shared_train", "query": "I'm rebuilding my small DJ rig for a dance party and need reliable lighting-control cabling, compatible high-output fog-machine fluid, and matching replacement 15-inch woofers for my PA speakers.", "positive_items": ["B09ZTHDXTD", "B001C4NQ3Q", "B06Y1KSVDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48caba65dd624243986a153a", "partition": "shared_train", "query": "I\u2019m setting up a reliable sound system for a small live event and need a powerful passive PA speaker, long heavy-duty cable to connect it to an amplifier, and clean, organized rack power for the audio equipment.", "positive_items": ["B0C5PRQ9K6", "B001JJB2GM", "B0023C6H64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48cccb3590e402dd0a894f38", "partition": "shared_train", "query": "I\u2019m putting together a dependable drumming setup with plenty of replacement sticks, a way to keep them within reach on my stand, and a compact tool for tuning and adjustments.", "positive_items": ["B00H7Y2ZXM", "B0002E2UUW", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48ceba4df2ba24389a745cd7", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic guitar ready for a live set: I need a rich-sounding pickup that can run to an amp, fresh long-lasting strings, and a reliable capo for changing keys.", "positive_items": ["B0CBSSC46G", "B00X7DEPDU", "B000P5OULA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48d7f3157c11cc6db982c721", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar rig for home practice and recording, with versatile effects and looping, expressive control, warm tube amplification, and a reliable connection and power setup.", "positive_items": ["B07TDNWYSB", "B08HKC5V5N", "B07GBQ4LGV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48e1995a06915f1918c58487", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for more reliable tuning and secure strap attachment, while building a custom 2x12 cabinet with speakers I choose and a vintage-inspired appearance.", "positive_items": ["B07NC65P91", "B0BKR2ZM9X", "B098PHGB2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48efba683308e4b2891c48fe", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for a studio session and need bright high-strung tuning, dependable stage support, precise picking control, and enough cable length to move comfortably around the room.", "positive_items": ["B09V91H5XM", "B0BPJ4Q6FJ", "B09RTZ26KV", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-48f1a400d5cae0b420985ab3", "partition": "shared_train", "query": "I\u2019m setting up a safe practice and storage station for my cello or double bass, with stable support, quick accurate tuning, and protection for the endpin when playing or storing it.", "positive_items": ["B07WTTF6MB", "B0BM9VFNMD", "B0821P83KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49044e05b56a3b0e0bb41d4d", "partition": "shared_train", "query": "I\u2019m preparing for a small live singing-and-guitar performance and need reliable setup essentials: an accurate tuner, comfortable picks with extra grip for sweaty playing, and a handheld vocal microphone with a suitable cable.", "positive_items": ["B01B1JHEX4", "B016P20UC4", "B015HG7HMA", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-490a65cebcb2bff8ed7e9e1b", "partition": "shared_train", "query": "I\u2019m setting up a small live jam and home recording rig for several microphones, keyboards, and instruments, with effects routing and USB recording. I need a versatile mixer plus one long instrument connection and short color-coded patch leads to keep everything organized.", "positive_items": ["B005T800V2", "B00VSYN25M", "B08T2GKXNG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-490b599ad90964c53f01979f", "partition": "shared_train", "query": "I\u2019m putting together a rehearsal-ready guitar rig and need a short pedalboard connection, a long lead from my guitar to the rig, and a proper heavy-duty cable linking the amplifier to its speaker cabinet.", "positive_items": ["B0B95V41NR", "B09KWWS7DH", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-490de13ded70cb088f77d891", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home electric-guitar practice space and need a vintage-voiced pickup upgrade, durable light strings, secure storage for several instruments, and an adjustable footrest for seated playing.", "positive_items": ["B000AYF8YE", "B07K34CPZG", "B0C2X15CPH", "B07DWY7R2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49157d174ab05cea7dc25a9d", "partition": "shared_train", "query": "I\u2019m setting up a small live drumming performance and need a stable adjustable boom for my cymbal, replacement wires for the snare, and sturdy height-adjustable stands to raise the PA speakers.", "positive_items": ["B0002F71NM", "B015M92GZ0", "B00LNNXKVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-491fa9b355cbaf8fc3af5b26", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and need supplies to replace the strings, accurately tune it afterward, and smooth out minor fret scratches so it feels comfortable and plays cleanly.", "positive_items": ["B07QL29XXZ", "B00THNXALC", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4924e21beca755055454b9c0", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need detailed condenser sound, a stable adjustable stand, protection from vocal plosives, and an easy USB interface with headphones and cable for recording and monitoring.", "positive_items": ["B015JTEBN8", "B08NZ14V6P", "B00H7JKW46", "B07V1XMZK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4926888e190300eb857688ba", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar practice rig for home and travel, with a small amp for playing, bright high-strung replacement strings, and an easy clip-on tuner for accurate setup.", "positive_items": ["B0BPJ4Q6FJ", "B0BT8FDL8B", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-492a001cb0f5cb0b2f056420", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance with a guitarist and vocalist, and need reliable PA connections, comfortable guitar support, and a compatible clip to secure the handheld wireless mic.", "positive_items": ["B07KDSZ2TJ", "B06X9KG3HW", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4932eef3ae790aff9589f78e", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for gigs and need fresh strings, dependable picks for long playing sessions, and a compact way to add boost and clarity to my tone.", "positive_items": ["B07YD56YNP", "B09G5QS1VD", "B076VWK8JV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-493941975d3c423ef341db75", "partition": "shared_train", "query": "I\u2019m setting up my concert ukulele for comfortable standing practice in CGDA fifths tuning and need reliable strings, easy key changes, and stable hands-free support.", "positive_items": ["B07K7VC41S", "B00WJ3GS16", "B005WFTKGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4939575fb0c53c221f33ce68", "partition": "shared_train", "query": "I\u2019m setting up a small live keyboard performance and need comfortable adjustable seating, elevated support for the PA speakers, a tabletop stand for announcements, and a microphone that can work either wirelessly or with a cable.", "positive_items": ["B0007LCMFS", "B088GF12PC", "B07NSWD8BR", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4940db6916ed7e8654ff8185", "partition": "shared_train", "query": "I\u2019m setting up a church talent night where four singers can perform wirelessly, with reliable channel selection, a tidy way to keep the microphones ready between songs, and flexible positioning for announcements or instruments.", "positive_items": ["B06Y6BCX7B", "B07KRMX7VH", "B00FC4YPF0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49524e734521012d124aef69", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and electric guitars for regular playing and need fresh strings for each, plus an adjustable shoulder strap and an easy way to keep it securely attached during practice and gigs.", "positive_items": ["B006XY718G", "B0179A4ILK", "B0BSGM6CQ9", "B07FYJ7ZLJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-495639170af3b4906cacd128", "partition": "shared_train", "query": "I'm putting together a simple acoustic guitar-and-vocal setup for small live performances and need comfortable hands-free guitar support, reliable picking control, and a dynamic microphone that helps my singing project clearly.", "positive_items": ["B07N5J3GTB", "B07YMM3JP1", "B07FYYS5ZP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49583b0bef6bfa341ef94859", "partition": "shared_train", "query": "I\u2019m preparing for a recording session and need long-lasting coated strings for both my acoustic and seven-string electric, plus a sturdy hard case to protect one guitar while traveling.", "positive_items": ["B001V7RNII", "B098KXQJVY", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49655fe20dab2d476e3ec956", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record vocal performances with a keyboard accompaniment, and need reliable mic connectivity, hands-free sustain control, stable adjustable mic placement, and protection from vocal plosives.", "positive_items": ["B000165DSM", "B017NT392Q", "B07PSWC1XY", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49767256976e7ce88ae33823", "partition": "shared_train", "query": "I\u2019m building a custom electric guitar and need an unfinished okoume body, a bolt-on maple 22-fret neck, and reliable gold 3x3 locking tuners for the headstock.", "positive_items": ["B08FGSTKBP", "B0836KWVYB", "B00ABM97II"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49787939df5819cb84feab83", "partition": "shared_train", "query": "I\u2019m putting together a small indoor vocal performance setup and need clear vocal pickup, wind and spit reduction, reliable connections, adjustable mic placement, and elevated speakers.", "positive_items": ["B0C3H69ZJ5", "B075VHF7DQ", "B091MZPYBQ", "B09B15BDHS", "B08DBDD6CM", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-497c144c4f3d86551c5e1b6c", "partition": "shared_train", "query": "I\u2019m putting together a small DJ setup for house parties and need gear for two-channel mixing, private cueing and monitoring, plus a height-adjustable support for an elevated PA speaker.", "positive_items": ["B07NSWD8BR", "B0045MO064", "B091G24NXR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-497cfb523dd382a594f049b5", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Telecaster and want to refinish the body in Sonic Blue nitro lacquer, reduce tuning issues at the headstock, and add aged replacement hardware for a convincing road-worn look.", "positive_items": ["B01HYEAC0M", "B0B816HZL5", "B07NC65P91"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-497eeafdddba95cb9eeea00d", "partition": "shared_train", "query": "I want to safely restring and refresh my acoustic guitar at home, using a protective work surface and neck support, faster tuning-machine winding, fresh light-gauge strings, and fretboard cleaning and conditioning.", "positive_items": ["B0188WO6OC", "B0BNVFVL1D", "B0BJ3BBTXH", "B0C3Q29DML", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-497feb8b50c10c530930f6f7", "partition": "shared_train", "query": "I\u2019m building a versatile guitar practice and recording rig for switching between smooth overdrive and massive low-end metal distortion, layering and storing long stereo loops with drum guidance, and adding creative digital, analog-style, and modulated delay effects with hands-free control.", "positive_items": ["B004J27QXY", "B0002D087A", "B0002CZVAK", "B00186L9X2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4980e42cfde1fb14e7f15441", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic duo performance and need reliable vocal microphones for two singers, sturdy stands for both, and the essential cable and accessories to get one microphone connected and ready to use.", "positive_items": ["B00GPL38SE", "B005JZ8U08", "B0C3LJM9F7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-499a908227f86f4192159a16", "partition": "shared_train", "query": "I\u2019m setting up a compact songwriting rehearsal station with guitar, keyboard, and vocal mic: I need picking accessories, hands-free keyboard sustain, and a way to join two female XLR connections.", "positive_items": ["B0C5LYJXLR", "B00005ML71", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-499b50447b079b00654e5db0", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar rig for rehearsals and small gigs, with warm tube tone, atmospheric echoes, quick foot-controlled switching between amplifiers, and secure molded protection for transporting my instrument.", "positive_items": ["B0B8Z6HSK5", "B07MHL48V6", "B0C6J1RKPT", "B07GBQ4LGV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49a6100bcd55342375dbb7b4", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular strumming and want long-lasting strings, comfortable flexible picks, and one handy tool for removing pins, cutting strings, and winding them neatly.", "positive_items": ["B07DWLYGKH", "B08R5GM6YB", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49ac023a36f785bf17233b94", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for bright high-strung Nashville-style parts and want suitable strings, an accurate clip-on tuner, and grippy picks for recording doubled guitar tracks.", "positive_items": ["B0002D0L5E", "B0BPJ4Q6FJ", "B01NCWNVTB", "B01DZ6FBBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49b2fa45b1d1452e43fecd41", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for Nashville-style recording, so I need bright high-strung strings, a simple way to tune by ear, and a comfortable adjustable strap for playing standing up.", "positive_items": ["B01M4QZNO8", "B09V91H5XM", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49b4c62873270e54cd7097d7", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for Hendrix-inspired fuzz tones, with reliable chromatic tuning and space-saving patch connections between the pedals. I need compatible gear for assembling and organizing the signal chain.", "positive_items": ["B08WSCV2ZL", "B07Q6L4YMC", "B0771QYT6R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49bb9c8923e6a562b2e62544", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home piano practice station and need a stable adjustable stand for my keyboard, a cushioned seat with room for sheet music, and a compatible sustain pedal.", "positive_items": ["B0BYYGJ2CF", "B095JX9GZY", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49d292bfb4b953c1375f5fbd", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic guitar ready for practice and small performances, and need comfortable adjustable support, quick key changes, reliable clip-on tuning, and a convenient way to keep picks within reach.", "positive_items": ["B00CPLODUU", "B004W7ZWB4", "B00IFOTSJW", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49d654a30bdae232827bfe9a", "partition": "shared_train", "query": "I\u2019m setting up a stage guitar rig and need a latching foot control with a visible status indicator, plus dependable long instrument-cable connections with a right-angle plug for flexible pedal and amp placement.", "positive_items": ["B01DPCONFM", "B07Y6TSTS2", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49dbd6ae3a65c27dc70285aa", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic performance and need a safe way to hold three guitars, quickly change keys on a six-string acoustic, and refresh the grille on a worn vocal microphone.", "positive_items": ["B07BQ8JQZ4", "B09R6PHXBR", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49de07d066400e652329a180", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice and demo setup with battery-powered multitrack recording, a way to keep several guitars safely organized, and comfortable grippy nylon picks for playing.", "positive_items": ["B000BBGCBO", "B001G7X0ZI", "B07Y6TZCGN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49e72ab2cb49281a95db861e", "partition": "shared_train", "query": "I\u2019m setting up my six-string guitar for a blues practice session and need a secure tabletop stand, accurate tuning with capo use, action measurements, brighter acoustic response, longer sustain, and a way to practice slide technique comfortably.", "positive_items": ["B00H4PEMM6", "B00NARHNCS", "B000P5JULA", "B004WQOFBI", "B06XH7487S", "B00IFOTSJW", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49efbb89432a634960e604df", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording station and need stable adjustable microphone positioning, protection from vocal plosives, and a long balanced connection to reach my audio interface.", "positive_items": ["B000165DSM", "B07PSWC1XY", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-49f39c67e913ed8f0eb18d83", "partition": "shared_train", "query": "I\u2019m refurbishing a compact drum setup and need compatible Remo replacement heads for the snare and other drums in several sizes, including smaller and larger surfaces.", "positive_items": ["B003B1MGHK", "B003B1QNLU", "B001VIOCK4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a0701c26545a7ec7dffa1c0", "partition": "shared_train", "query": "I\u2019m upgrading my Floyd Rose-equipped electric guitar for punchy distorted bridge tones and smoother tremolo performance, with a practical way to adjust intonation and reduce play in the tremolo arm.", "positive_items": ["B07BV3TWC3", "B07ZYZJ688", "B07NST2LSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a0761bba3ee009291865f3d", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for casual performances and practice, and need an easy way to keep it in tune, play comfortably hands-free, and change keys cleanly without buzzing.", "positive_items": ["B07SPHH7TD", "B0BHSG5C3G", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a0af21e15492f78448f5feb", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar rig for long rehearsal sessions and need a comfortable short strap with secure locking hardware, plus a short right-angle cable for connecting my instrument to gear.", "positive_items": ["B01FX69CHW", "B0B95V41NR", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a0b3c09613f7dba9a035c7f", "partition": "shared_train", "query": "I\u2019m organizing a small live band performance and need a compact setup for amplified sound, several vocal or instrument microphones, hands-free mic positioning, and a sturdy stand for reading charts during the set.", "positive_items": ["B002ZX80V6", "B003JJY41U", "B07C91JT14", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a0fc4b1db410ff267be296f", "partition": "shared_train", "query": "I\u2019m preparing a bass for practice and performances, needing precise setup measurements, reliable tuning, and a comfortable strap for long playing sessions.", "positive_items": ["B09VSJD5GP", "B072235GXG", "B00NARHNCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a125fa442e52a163c4123d3", "partition": "shared_train", "query": "I\u2019m preparing my tenor ukulele for a small performance and need replacement high-G strings, an easier tie-on bridge setup, tools for restringing, accurate clip-on tuning, hands-free playing support, a protective stand, and convenient storage for picks and a drink.", "positive_items": ["B00MXUJRA4", "B07FYPBL6K", "B08XYTW5S2", "B0BPLFP5P6", "B08R5GM6YB", "B08F2QZ9XX", "B00YJ5C46K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a189772a988809780162598", "partition": "shared_train", "query": "I\u2019m getting two guitars ready for a small live set and need a way to keep both safely accessible between songs, tune accurately in changing light, and quickly change keys during the performance.", "positive_items": ["B09KDXHS4X", "B00N5THBGO", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a1c2e051e492439852b02de", "partition": "shared_train", "query": "I\u2019m setting up a compact home music production and performance station where I can build beats, play software instruments from a full-size keyboard, and accurately monitor and mix my tracks through elevated, stable speakers.", "positive_items": ["B076X9C7H1", "B07Z5PB7H6", "B07D9HN8WL", "B0C37QCPS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a218d64ccfb9199f37f3fa3", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for an acoustic-guitar performance, with stereo condenser mics, a long XLR connection, phone-compatible mono playback, and a quick-change capo.", "positive_items": ["B012OHZJ8O", "B01DK1RHK6", "B07BT2DQYT", "B00L9R9YVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a250f09e13eb9419ef31c9a", "partition": "shared_train", "query": "I\u2019m a left-handed beginner setting up for acoustic guitar practice and casual singing performances. I need an easy way to learn chords and stay in tune, plus a wired handheld vocal setup with wind and spit protection.", "positive_items": ["B091MZPYBQ", "B003GEBGA0", "B017Y3WS3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a27165a1905bf1292261e3a", "partition": "shared_train", "query": "I\u2019m getting my banjo ready for regular playing and need an easy way to replace strings, keep the strings and fingerboard clean, and quickly change pitch for different songs.", "positive_items": ["B08R5GM6YB", "B09YDBKT7M", "B0002CZVWS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a271a99c218af9e1e8f1529", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for practicing and small rehearsals with my Strat-style electric guitar: I need heavier-gauge replacement strings, easy tuning, amplification with headphone and music input options, secure strap attachment, and protective transport.", "positive_items": ["B09PJ3N73Y", "B0BT862N4P", "B0179A4ILK", "B0BSGM6CQ9", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a2b88aa49a66fd72e44cc97", "partition": "shared_train", "query": "I\u2019m putting together a portable amplified ukulele setup for casual rehearsals and small get-togethers, with an acoustic-electric uke, compatible cable and mini amp, plus a sturdy protective case for travel.", "positive_items": ["B0B7Z4M62T", "B002AKKOFY", "B0032UYIQM", "B0BT8FDL8B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a2caada7db538967bf492ee", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar and Bass VI for a home recording session and need suitable replacement strings for both, accurate tuning, a long shielded cable to connect to my amp, and cleaner to refresh their finishes.", "positive_items": ["B0B8Z34DV5", "B0BPJ4Q6FJ", "B015HG82EW", "B07MVLYHTS", "B079W7NWNH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a37e442d68afbfae2e1ec1f", "partition": "shared_train", "query": "I\u2019m putting together a dependable setup for electric guitar rehearsals and home practice, with a long cable for connecting to my amp, sturdy picks for consistent playing, and an adjustable strap for comfortable hands-free support.", "positive_items": ["B07F5PX9Y3", "B06XB3FQKB", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a3a097f8f3391f4c60cb80d", "partition": "shared_train", "query": "I\u2019m setting up a podcast recording rig with a broadcast dynamic microphone and need clean gain, reliable balanced connections, and a USB interface with enough inputs to expand with another mic or instrument.", "positive_items": ["B06X9KG3HW", "B09RN7GR8F", "B0BYXJ6JKZ", "B07Q45KFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a3b3f3db05c0293f0cc61d7", "partition": "shared_train", "query": "I\u2019m refreshing my rock drum kit with replacement heads for two differently sized drums\u2014one for a short, deep punch and another durable, focused head with controlled overtones\u2014plus a compact splash cymbal for trashy accents and explosive shimmer.", "positive_items": ["B088L1Z6SL", "B0BKZ1N6X6", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a46a6d36820c75c3eeba62f", "partition": "shared_train", "query": "I\u2019m building a portable keyboard-and-bass-drum rehearsal setup with adjustable supports, speaker stands, balanced audio connections, instrument-to-XLR patching, and a pop filter to help shield the microphone during recording.", "positive_items": ["B07KRV4HHW", "B00UVV0UHG", "B008I5QT9K", "B06X9KG3HW", "B076X9C7H1", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a53d81d5d2a0b35e186bc4c", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for dependable live playing and want comfortable support, a more secure bridge connection, and fast, precise tuning changes without constantly fighting string slippage.", "positive_items": ["B081PLG1T1", "B073RTT48C", "B0BKNYGC3V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a5773824c8f8c790fcd5a6e", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender-style electric guitar and want to improve its wiring, replace the worn nut, reduce friction at the nut and other moving contact points, and install upgraded string trees to help it stay in tune.", "positive_items": ["B07K1S8NGH", "B0BK6JP6MW", "B0B8F6LD9F", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a6fbb05b64142acffd77be5", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic-and-electric guitar set and need to tune and restring the instruments, connect microphones and guitars to a mixer, and safely transport the different guitars and audio gear.", "positive_items": ["B0C4RBG7N1", "B01LYJMH9P", "B00CJ3AGU0", "B098KXQJVY", "B01DPCONFM", "B0BHSG5C3G", "B01LYJMHXV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a72b55461d8644b503683a2", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar rig for recording: I need to condition the wooden fretboard, refresh the tube amp\u2019s matched power section, and connect a compressor pedal cleanly between the guitar and amp.", "positive_items": ["B00AHEWBM4", "B0928HW2P4", "B0769VKBTZ", "B0013O6SHG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a85ea8d1e26f5fa1380e37d", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar for regular practice and need long-lasting strings, comfortable picks, and a stable adjustable footrest for better playing posture.", "positive_items": ["B098KXQJVY", "B0002Z2CZY", "B07T3GZVMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a8b27b6ba5c1a3de1800683", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for live gigs and need to replace the worn heads, tune them quickly, add a sharp cowbell and stacked splash or bell sounds, while protecting cymbals and making setup and breakdown easier.", "positive_items": ["B07BG38JP1", "B09ZY6RF1N", "B018PQJ862", "B081KTTVHY", "B07LB8K8B5", "B0894ZQN59"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a8f904191b6b547b3807d1e", "partition": "shared_train", "query": "I\u2019m setting up a compact keyboard-and-vocal recording station with comfortable seating, keyboard dust protection, vocal pop filtering, an iOS instrument and microphone interface, and a separate cable for my mini-stereo microphone\u2019s XLR mixer connection.", "positive_items": ["B01DN7OC00", "B006KCERL0", "B07PSWC1XY", "B00M6SJ3CU", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a8ff8a57bc02a4a7b215d03", "partition": "shared_train", "query": "I\u2019m putting together a portable setup to record and stream musical performances, capture vocals and room sound, connect an instrument to my desktop amp, and carry the amp safely between locations.", "positive_items": ["B00BVH7C66", "B00JXOCJDK", "B09G9DVTD3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a99bd44a45c59c60f248a31", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for a home recording session and need a bright high-strung setup, reliable connection to my amp or interface, comfortable picks for precise playing, and an all-in-one tool to make restringing quick and easy.", "positive_items": ["B09KWWS7DH", "B09S2VB3KW", "B08R5GM6YB", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4a9fa6ddde4de58dbef33f59", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion practice setup for Latin-inspired grooves, with a crisp snare voice, contrasting low block and deep bell accents, plus realistic bass-footwork practice.", "positive_items": ["B001FSJ6RO", "B00LETXCFG", "B003URZWLW", "B095FVTV98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4aa4d978b4786dc81ab68cc2", "partition": "shared_train", "query": "I\u2019m putting together a versatile electric-guitar pedalboard for rock gigs, with flexible crunchy and overdriven tones, a boost for solos, expressive wah effects, and warm adjustable analog echo for leads and atmosphere.", "positive_items": ["B077GH8LF6", "B000V4YFLA", "B0771QC7RH", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4aa507ec05f634c69f61b8e0", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a blues-focused rehearsal setup and need brighter replacement strings, a blues-voiced pickup upgrade, and a compact wah pedal that fits easily on a travel pedalboard.", "positive_items": ["B093YGKPTS", "B0064RTS0G", "B06XWPBH2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4aa6feb2735068628a5c2042", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style electric guitar and need flexible wire for rewiring the controls, fresh nickel strings, and a highly precise tuner for setup and intonation.", "positive_items": ["B004HNZZCY", "B0B8F6LD9F", "B072235GXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4abf1b0a6961767131e0d5ef", "partition": "shared_train", "query": "I\u2019m preparing to record a guitar-and-vocal cover at home: I need to freshen and condition my guitar, try different pick feels, add a bright high-strung texture to the guitar, and capture vocals with a wired microphone.", "positive_items": ["B07N5MJDBF", "B01HN811CW", "B0BPJ4Q6FJ", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ac5132c411a0e9730082fae", "partition": "shared_train", "query": "I\u2019m preparing for a two-guitar live set and need dependable onstage tuning, quick key changes, and separate protective carrying solutions for my electric and acoustic guitars during rehearsals and gigs.", "positive_items": ["B09C45N7P1", "B06XJ53JLJ", "B06XHQZGJB", "B0752WSWGV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4acc34879491539307a74f21", "partition": "shared_train", "query": "I\u2019m setting up a reliable electric guitar rig for rehearsals and small gigs, with secure strap attachment, easier access to raised pedals, and precise, durable picks for articulate playing.", "positive_items": ["B0C3H7SNPQ", "B0B56Z5G3V", "B09TGD5X27"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ad11260812d3fa6b366b4fc", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion setup for live performances, with a stable adjustable playing position, protected transport for my bongos, and several shaker sounds to add quiet, medium, and louder rhythmic textures.", "positive_items": ["B0BRQ9TQSV", "B001MXCY58", "B075ZDCFFX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ad7ba85b346b3c3a2dfafea", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session to write and capture an electric guitar and vocal demo, with a comfortable adjustable strap for playing while I perform and a microphone suited to clear studio vocals.", "positive_items": ["B0107BCV1M", "B0928H9QXC", "B0BJF97MDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ad90f7c9583f97f32b94fd0", "partition": "shared_train", "query": "I\u2019m putting together a setup for rehearsing and performing amplified acoustic guitar, with a rich-sounding cutaway instrument, reliable pitch checking, and a long dependable connection to my stage or recording gear.", "positive_items": ["B01DPCONFM", "B0C9NGP88D", "B07CZF27BG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4adb35ce2134f5ad3cb1ba8f", "partition": "shared_train", "query": "I\u2019m getting my 8-string mandolin ready for rehearsals and live playing and need fresh, warm-sounding strings, an accurate clip-on tuner, and sturdy picks for quick tremolo and lead lines.", "positive_items": ["B0853X3VDC", "B0BT2XJDBM", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4adf768411c3598e63fc9645", "partition": "shared_train", "query": "I\u2019m building a compact guitar rig for expressive solo practice and recording, with a quiet coiled connection, warm adjustable echoes, and a responsive wah effect with boost for lead parts.", "positive_items": ["B0748KS7WM", "B0002E4Y2E", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4aee787f000d0e2013bd811e", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need stable elevated speaker placement, a short instrument connection, and a long, heavy-duty cable from the amplifier to a speaker.", "positive_items": ["B00347A452", "B0C5PRQ9K6", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4af070ed72c84e8dda979bac", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster with an 11-hole guard for three single-coil pickups, a gold output jack surround, and matching cream control and pickup accents that fit standard Fender-style hardware.", "positive_items": ["B075NX85G1", "B06XG21X1X", "B07HGRFG5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4af43979ce5ba425a6b3d960", "partition": "shared_train", "query": "I\u2019m preparing a small 5-string banjo performance and need to refresh the instrument for a bright, articulate tone while setting up hands-free, cardioid XLR vocal recording with an adjustable boom stand.", "positive_items": ["B01AA6B5WU", "B0BPKH7FJ2", "B094XNTSKD", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4afddb8cd728a3fc8e24697e", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and recording space where I can keep several guitars ready, connect microphones over long runs, and tame unwanted noise in my guitar signal for cleaner practice sessions.", "positive_items": ["B0C6HZ2BJ4", "B00DT59450", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b0324ec9afd91809f86df18", "partition": "shared_train", "query": "I\u2019m getting my six-string guitar ready for regular gigs and want to restring it, add secure strap attachment points, and make quick, in-tune key changes during songs without buzzing.", "positive_items": ["B0BRQPRC2Z", "B00BESRB8Q", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b043e89cc72b893ed77b06f", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor acoustic showcase and need a simple setup for several singers or instrumentalists, including reliable handheld miking, adjustable positioning, and protection from wind and moisture during the performance.", "positive_items": ["B015JTEBN8", "B07C91JT14", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b08413984d7bf08ef1e2213", "partition": "shared_train", "query": "I\u2019m building a compact hybrid drum and percussion setup and need modular hardware for a stable mini base, secure accessory mounting, and adjustable snare positioning without a bulky footprint.", "positive_items": ["B003A02OZ6", "B01K20YMWO", "B003B1BWMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b11dd44cf43f02b5b0f1698", "partition": "shared_train", "query": "I\u2019m organizing a compact live worship setup and need an easy way to run audio into the mixer, position the main PA speaker above the subwoofer, keep a small guitar effects rig portable, and add suspended chimes for percussion accents.", "positive_items": ["B08MXYXR1X", "B07PT6HT8V", "B01N15T22N", "B07MZVLGK2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b175e268a501a54d37f851b", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar setup for recording atmospheric rock, with long-lasting strings, tighter dynamics, and a classic pulsing tremolo effect that can run from my pedalboard or a battery.", "positive_items": ["B004U1QDL0", "B007T8CUNG", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b240365ba36479853ed1f5e", "partition": "shared_train", "query": "I\u2019m setting up a small live recording session with drums, vocals, and an instrument. I need a versatile microphone setup, secure drum mounting, a way to connect an instrument to balanced audio, and reliable multi-channel XLR connections to the mixer.", "positive_items": ["B0027V760M", "B07DX95KP2", "B0077AMR7A", "B0002ORPBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b2693f1219a631e1e3b1b4a", "partition": "shared_train", "query": "I\u2019m restoring an older six-string electric guitar and want to improve its tuning stability, refresh the control hardware, and install versatile neck-and-bridge humbucker electronics for reliable playing.", "positive_items": ["B009DAHPLU", "B07BHM7RKB", "B074DB6Z9B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b31b2730308714bd686b135", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and preparing it for small live gigs, including fretboard care, internal rewiring, secure transport, long microphone connections, and a stable speaker setup with the proper cabinet mount and high-current amplifier-to-speaker connection.", "positive_items": ["B08DXP78QP", "B07NKLT5PL", "B0B8F6LD9F", "B097Q9W8MW", "B093YKLWVN", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b3810bf4c0ed427cb71d27d", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice and performance station with adjustable foot support, a clip-on light to clearly read several pages of music, and versatile tools for changing keys on different stringed instruments.", "positive_items": ["B07JJ6R5GJ", "B00N4ZHQ14", "B07K34CPZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b4efe28b3d172d642579b0e", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need an easy way to keep the guitar in tune, capture clear vocals, and add a suitable stage-lighting accessory for the presentation.", "positive_items": ["B000GASJGQ", "B00SZT4TTQ", "B06XT71KDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b52d42a422dc9e4ec53fdac", "partition": "shared_train", "query": "I\u2019m preparing my Les Paul for rehearsals and gigs and want reliable protection during transport, a convenient way to keep picks handy, and comfortable picks that produce a warm tone.", "positive_items": ["B0002D01K4", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b5b2c16b73320dff65ea664", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a slide-playing rehearsal and need supplies to clean and polish the body and frets, condition the fretboard, restring it with heavier-gauge nickel strings, connect reliably to an amp, and get a smooth glass slide tone.", "positive_items": ["B0BXBFG6BX", "B07MJZQHRL", "B01DNC1EEW", "B093YKLWVN", "B0BSGM6CQ9", "B0BXT5BCXY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b64136ad24b1b38cd1a90ba", "partition": "shared_train", "query": "I\u2019m putting together a compact Latin percussion setup for home practice and small live performances, with a quinto and conga on a stable double stand plus bongos mounted securely alongside, so I can switch between hand playing and drum-kit-style positioning.", "positive_items": ["B003B178V4", "B000FL5A5O", "B000FL91JA", "B0002L534U", "B000A1JPRS", "B0002F7KJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b68e4ab887087ce728a1689", "partition": "shared_train", "query": "I\u2019m assembling a portable live-music PA for small gigs and need stable vocal mic placement, long balanced connections, and powerful low-frequency output for a custom bass cabinet.", "positive_items": ["B075R9NWX2", "B00O5EL7S6", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b6e00c8f5b423bf1c61d002", "partition": "shared_train", "query": "I\u2019m setting up a guitar for solo performances and need more stable tuning, a secure locking strap, hands-free control of a looper, and automatic bass-and-drum accompaniment for practicing and building songs.", "positive_items": ["B0BKR2ZM9X", "B0BKZ3W1LC", "B000K69UM8", "B01DECWM0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b70e88b580e9dfd341fb9ce", "partition": "shared_train", "query": "I\u2019m rebuilding my Tele-style electric guitar and need compatible parts to refresh its tone, replace the worn bridge and output connection, and properly anchor the strings through the body for a clean, reliable setup.", "positive_items": ["B07M5K9MQH", "B075NRT7LJ", "B06Y3MBRJS", "B07M5K279D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b737f9359512f3e4f3fc6fb", "partition": "shared_train", "query": "I\u2019m preparing my bass for a clean studio session: fresh coated strings, reliable string muting for tapping, and a versatile octave setup with the necessary connections for recording.", "positive_items": ["B01NBIW57O", "B004WOZBV8", "B0009FC928"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b8852800a9e216fb02490e0", "partition": "shared_train", "query": "I\u2019m refreshing my home guitar practice and jam area with fresh acoustic tone, slide playing, secure strap handling, reliable amp connection, and upright storage for several guitars.", "positive_items": ["B0BFKQ9QXD", "B0BH8LF6Z9", "B00IPHSRN2", "B0C6J1BN77", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b8eb704f092f84695f70784", "partition": "shared_train", "query": "I\u2019m upgrading a small home recording rig for keyboard and five-string bass, with a multi-channel 500-series rack, reliable balanced patching and instrument connections, a sustain pedal for the keyboard, and fresh extra-long strings for the bass.", "positive_items": ["B00LDV6K1S", "B001AWWN8E", "B078H3NWB4", "B01BU6B4Q6", "B00JORUEDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b92fdce55760c99a73d1d48", "partition": "shared_train", "query": "I\u2019m setting up a small DJ dance party and need a portable rotating mirror-ball display, an adjustable stand for my laptop and mixer, and a tidy way to connect four balanced audio channels.", "positive_items": ["B0C3Q4D8D8", "B09MMT45P1", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4b936fb964c08d4096b28ca9", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need compatible hardware for mounting the neck, replacing worn frets, and upgrading both neck and bridge positions with matched chrome-covered mini humbuckers and their mounting hardware.", "positive_items": ["B002HFFR0Y", "B0079L81D6", "B0002KZF4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ba338ac63f1941a0860b8d9", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal space for switching between electric and acoustic guitar, with safe folding stands for both instruments, a long reliable cable for the amp, and replacement hardware to secure my guitar strap.", "positive_items": ["B0B2QG44CZ", "B01DPCONFM", "B0BDMRXY8K", "B0B8Z4YV4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4babc0ac75a45514f45f0e26", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal corner and need vintage-style 3+3 replacement tuners for one instrument, padded stands to safely hold several guitars, and an adjustable woven strap for playing comfortably.", "positive_items": ["B000PR3JEM", "B0B8M1RZWV", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bbf7c0bd3f51f1a972e43e0", "partition": "shared_train", "query": "I\u2019m recording a nylon-string guitar cover at home and need an easier, more secure way to restring it, quick key changes while playing, and cleaner USB-microphone sound with less wind and popping noise.", "positive_items": ["B01E7FQ03O", "B018WOFULE", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bc186c16d1ac5df63ca7a47", "partition": "shared_train", "query": "I\u2019m preparing for outdoor alto sax performances and need a protective case for a larger-bodied instrument, comfortable hands-free carrying, reduced neck strain while playing, and a portable stand for sheet music.", "positive_items": ["B0B6P55RBN", "B0B4SGJRHR", "B0002KX5E6", "B005DCDPNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bcb3a4c817d51766ec3ccab", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for rehearsals and small gigs, and need a reliable way to tune, add warm tube-style overdrive to my amp, and create versatile digital echoes with modulation and filtered options.", "positive_items": ["B019RK916W", "B075MPFFRV", "B00VN6N19C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bcbe9ce2835a9d9a158db4b", "partition": "shared_train", "query": "I\u2019m putting together a small outdoor singing setup and need a durable vocal mic, a height-adjustable boom stand for hands-free positioning, and a colored foam cover to reduce breath and wind noise.", "positive_items": ["B006BST39E", "B08NVVLB16", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bcc8754c8866152e8200ff0", "partition": "shared_train", "query": "I\u2019m wiring a small home audio setup and need to connect a 1/4-inch stereo output to RCA inputs, adapt mismatched RCA and 1/4-inch connections, and run long speaker leads to raw-wire terminals.", "positive_items": ["B094DRQR7G", "B0014C6IWM", "B01DN7OLJC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bd0b327a4d5ac2ca9d3d165", "partition": "shared_train", "query": "I\u2019m preparing a durable drum kit setup for touring gigs and need reliable cymbal positioning options plus snug protective cases to transport the drums safely between shows.", "positive_items": ["B005KPD3CW", "B008871DS0", "B008871BR8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bd2d90a71e05f0f0d4f66f3", "partition": "shared_train", "query": "I\u2019m preparing a Venezuelan cuatro for a small live folk performance and need to restring it, add an acoustic pickup, amplify its sound, and connect both the instrument and my vocals to a mixer.", "positive_items": ["B004END1RI", "B0002H06WS", "B08DBDD6CM", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bd2f8f363c101c4dfa4e4ea", "partition": "shared_train", "query": "I\u2019m preparing for a small live gig and need to transport my acoustic guitar safely, connect my instrument to the sound system, play comfortably, and keep multiple guitars securely supported between sets.", "positive_items": ["B08JMQR2JK", "B095XCZXNQ", "B09V91H5XM", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bd8f3614d65603af54fc765", "partition": "shared_train", "query": "I\u2019m getting my guitars ready for a louder live set and need to restring my electric, control feedback on my acoustic-electric, and keep either instrument securely strapped while performing.", "positive_items": ["B09BS25NJM", "B0BSGM6CQ9", "B0010SHU18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bdfcf5f6e79a3d7d41f6c33", "partition": "shared_train", "query": "I\u2019m putting together a small live vocal performance and need several handheld mics for singers and instruments, reliable long XLR connections to the mixer, and colorful foam covers to reduce wind and moisture issues.", "positive_items": ["B07C91JT14", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4be027522a9bdf267ad41236", "partition": "shared_train", "query": "I\u2019m refreshing and maintaining my acoustic guitar, with durable replacement strings, secure upright storage, and stable padded support plus tools for safely restringing, cutting, and cleaning it.", "positive_items": ["B01LXTBO7B", "B07ZXWW1FP", "B093KWXYVZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4be17efc6cceb742a82170e4", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small evening blues jam and want fresh light-gauge strings, comfortable medium picks that are easy to spot in low light, and a G harmonica for playing along.", "positive_items": ["B09V9172YN", "B000J40GEW", "B001677QO4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4be22293210bedc84d3c2afd", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic guitar ready for regular playing and want longer-lasting strings, stable case humidity, and an easy way to change keys quickly without retuning.", "positive_items": ["B0BPKTYTPQ", "B09BF8XDF4", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bea7277fc08592f8d618a28", "partition": "shared_train", "query": "I\u2019m putting together a small frog-themed music setup for home performances, with amplified guitar, a croaking percussion sound, and flexible positioning for a microphone or accessory on a standard stand.", "positive_items": ["B06Y6BCX7B", "B00NP8GYVS", "B0919HG8S7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bf5979efa22e321e66a2f0d", "partition": "shared_train", "query": "I\u2019m putting together a compact DJ and small-stage setup and need reliable sound reinforcement, wireless control for stage lighting, a stable tabletop surface for my mixer or laptop, and a clean way to finish an open rack space.", "positive_items": ["B086DPZ9GG", "B00WRJM5NC", "B01B36638W", "B003ULV7IA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bf7b5eb7b99c4cd985cb109", "partition": "shared_train", "query": "I\u2019m putting together a portable 88-key keyboard setup for gigs and rehearsals, with stable adjustable support, piano-style sustain control, and secure wheeled protection for transporting everything.", "positive_items": ["B007ACYSR2", "B0C3PWFLWL", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4bfa24dd2060cbbb9ef213c4", "partition": "shared_train", "query": "I\u2019m setting up a small live performance PA and need to manage and optimize the speaker system, connect multiple balanced audio channels cleanly, and measure the room for automatic EQ calibration.", "positive_items": ["B003O92NIQ", "B0BMCT1N3G", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c000258a14e0d4f92a000b5", "partition": "shared_train", "query": "I\u2019m starting a small home podcast and need a broadcast-quality vocal setup with a dynamic microphone, reliable balanced connections, and a USB interface that can record clean audio while leaving room to add another source later.", "positive_items": ["B06X9KG3HW", "B09RN7GR8F", "B0BYXJ6JKZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c03e09fd11a9c811b0107b8", "partition": "shared_train", "query": "I\u2019m setting up a small live stage show and need atmospheric haze, reliable reception for wireless microphones, and a programmable DMX system to coordinate lighting effects, scenes, and chases during the performance.", "positive_items": ["B007XB3D30", "B075NP59HS", "B0C3LGJVC2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c0699853d1dfd0cad7082a3", "partition": "shared_train", "query": "I\u2019m setting up a compact beginner drum kit for rehearsals and small gigs, and need a versatile cymbal foundation, a simple way to tame an overly ringy 14-inch drum, plus a non-slip portable mat for stable setup and transport.", "positive_items": ["B0BKZ2S4PC", "B09X6DYNQ3", "B00LOAAME4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c0c0d3ac6b48bd2df4ebef6", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Telecaster and need to level the fingerboard, install authentic-sounding 1950s pickups, string it for Nashville tuning, and finish it with matching aged strap hardware and a comfortable adjustable leather strap.", "positive_items": ["B07593G916", "B07FYL4YWC", "B07NC65P91", "B0BPJ4Q6FJ", "B000WIPGG8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c0fd772bb63fb5ddb787dba", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for energetic rock practice and small gigs, with brighter accent sounds, an easy way to mount extra percussion, and a responsive longboard pedal for stronger double-bass patterns.", "positive_items": ["B01CFGQ46U", "B0016HDP58", "B00BQYODWK", "B0925F8LPD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c124ffa55b74290f6c20f46", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic-electric guitar setup for rehearsals and small gigs, and need a secure strap attachment, an adjustable capo for clean chord changes, and a tremolo effect pedal for adding movement to my sound.", "positive_items": ["B0B8LMGQVX", "B01MRJUB7Z", "B004U1QDL0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c1ce31c74a81afc66403655", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record a small live vocal-and-instrument demo, with several microphones, a USB mixer for computer recording, a MIDI keyboard for arranging parts, and balanced cables to connect everything cleanly.", "positive_items": ["B07C91JT14", "B08DBDD6CM", "B00UNP92A6", "B01HCGWS2W", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c25c73eef56500d4f785b5d", "partition": "shared_train", "query": "I\u2019m setting up a small home recording studio and need a way to reduce vibration from my monitor speakers, connect a microphone over a long balanced run, and isolate a large-diaphragm condenser mic from stand and desk noise.", "positive_items": ["B097T1LJ51", "B0749R51B1", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c278e0009ad987ab2e4a75c", "partition": "shared_train", "query": "I\u2019m recording a polished acoustic song at home and need a sensitive studio microphone setup with an adjustable stand and pop protection to capture clear vocals and guitar without distracting plosives.", "positive_items": ["B003K3XT16", "B0006UGE9K", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c286b2dada80168e76a9357", "partition": "shared_train", "query": "I\u2019m setting up a beginner home music practice setup with a learning keyboard, quiet trumpet practice for late hours, a way to protect the mouthpiece, and a compact chromatic pitch reference.", "positive_items": ["B01LZJKPGC", "B0052VJOZ4", "B01I53P9FO", "B09282LNM7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c2ee753f2ce4b695bd146bb", "partition": "shared_train", "query": "I\u2019m refurbishing a guitar and need to remove worn frets, install replacement fret wire, clean and condition the fretboard and polished finish, then restring it efficiently with a cordless drill-compatible tuner tool.", "positive_items": ["B003BFZMN6", "B00BLQ0D2C", "B07B8WL33G", "B008BPI2OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c3490890347d4801d1e700b", "partition": "shared_train", "query": "I\u2019m preparing for a small bluegrass jam and need reliable tuning for mandolin and guitar, a comfortable adjustable cradle strap for mandolin, and a durable guitar strap with convenient pick storage for playing acoustically or through an amp.", "positive_items": ["B015HG7F3Q", "B0B8LYBTXZ", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c39c6548c18b8cf9366890b", "partition": "shared_train", "query": "I\u2019m restoring a solid-body electric guitar and want matching gold bridge hardware with adjustable intonation, fresh volume and tone controls, and a long reliable cable to test the finished instrument through an amp.", "positive_items": ["B00KPFGNB0", "B00EB11QG6", "B00EB11XTQ", "B09KWWS7DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c3e7d11d758048a9a3b4347", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal recording with a Shure SM57 and mixer, and need reliable XLR connections for both a short equipment link and a longer stage run, plus protection from breath and wind noise at the microphone.", "positive_items": ["B08CMHD5HG", "B075VHF7DQ", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c57f75c2d83262bb762a50b", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar for practicing and arranging songs, so I need fresh light-tension nylon strings, a reliable way to tune precisely, and an easy capo for changing keys during practice.", "positive_items": ["B00H4PEMM6", "B00646MZHK", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c657e35b48a21afe020ae9f", "partition": "shared_train", "query": "I\u2019m putting together a practical setup for teaching and rehearsing young woodwind players: I need residue-free mouthpiece protection, comfortable hands-free support while playing, and a compact stand for safely holding clarinet, flute, and piccolo between sessions.", "positive_items": ["B07MV2ZQ9F", "B07K7D3B2Q", "B00126HUGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c670f67502f4f20747a13a9", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic singer-songwriter rig that can shape my vocal and guitar sound, create loops, send the guitar cleanly to a mixer or recorder, and connect the microphone with a reliable balanced XLR cable.", "positive_items": ["B08DBDD6CM", "B00KBMLAV0", "B07MJVGJSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c6e54e0a82ce65d71a94d19", "partition": "shared_train", "query": "I'm putting together a tenor saxophone setup for practice and performances, with comfortable instrument support, a suitable mouthpiece, and reeds that help produce a pure, balanced sound.", "positive_items": ["B0B4SGJRHR", "B09VT3ML86", "B01MYMU0ZI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c899cbae37ea12ea74954c3", "partition": "shared_train", "query": "I\u2019m assembling a live guitar performance rig and need an adjustable strap, short color-coded connections for chaining effects, and a way to link MIDI devices across my setup.", "positive_items": ["B000068NUW", "B0B8M5FJB6", "B005T800V2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c8ecb9fa942170ae36e11d7", "partition": "shared_train", "query": "I\u2019m upgrading my Strat-style electric guitar with a prewired tone-control assembly and more stable tuning, then pairing it with a warm tube combo amp for rehearsing and small gigs.", "positive_items": ["B0BKR2ZM9X", "B07Y2Q3RJ4", "B071S7LMT8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c927cc34bab61b8d28848da", "partition": "shared_train", "query": "I\u2019m setting up for a blues and bluegrass guitar session and need gear for warm slide tones, thumbpicking, and connecting my instrument cleanly to an amplifier.", "positive_items": ["B0B95V41NR", "B01AA6BF02", "B000UJHV4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c9858c1ae45b085d5e81e47", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly Latin acoustic music session and need a warm nylon-string guitar plus simple handheld rhythm instruments for participants to accompany songs and practice ensemble timing.", "positive_items": ["B08BMB5SBF", "B07SSPFMLY", "B083JD4CMJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c9c88e1bc471a943bf622f7", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar and want a coordinated refresh with a black three-ply pickguard, matching chrome covers for the three single-coil pickups, and smoother gold tremolo bridge saddles.", "positive_items": ["B06XP77L98", "B07FDYBF59", "B07FS71279"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c9dc77a0eb9bd5dd73729aa", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar and want to custom-fit a durable bone nut and saddle, shape and smooth the string slots, then accurately check fretboard straightness, fret level, and string action during the setup.", "positive_items": ["B08YN5QTND", "B07PF87B5K", "B084PCB1C5", "B082Q2Y9VY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4c9ee9d47a0321d98e9860ff", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar and bass for a home recording session: I need fresh strings for both instruments and a reliable cable to connect them to my amp.", "positive_items": ["B07N4WQGC7", "B01DE4DTAG", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ca291dc2156f6dc46c2d797", "partition": "shared_train", "query": "I\u2019m restoring a six-string folk acoustic guitar and need properly sized bridge components for improved vibration transfer, fresh extra-light strings with a bright projecting tone, and compatible replacement hardware for a playable, personalized setup.", "positive_items": ["B07K9K1XBS", "B007MY5BDI", "B08MDX17KX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4cab420db5951a2046ce2218", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record spoken vocals and podcasts, connect the microphone and other audio sources, and monitor the results accurately during editing and mixing.", "positive_items": ["B09Y1X5BSC", "B09NW4LW2Q", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4cb192d92233c597973d649d", "partition": "shared_train", "query": "I'm setting up a small karaoke or church performance and need a way for four singers to perform wirelessly, keep handheld mics protected from wind and breath noise, and connect the channels neatly to the sound system.", "positive_items": ["B00HLVOO2G", "B07DX95KP2", "B00GQ5FQV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4cc4ce0aaa21d2afcde1ab80", "partition": "shared_train", "query": "I\u2019m setting up a home studio to expand my drum kit with a bright accent cymbal, mic the full kit, and record multiple channels cleanly into my computer for demos.", "positive_items": ["B07CYRYQ8G", "B0B576FDLQ", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ccc29d04a3d8b223624ad81", "partition": "shared_train", "query": "I\u2019m setting up a simple mobile guitar recording session and need a way to connect my instrument to an iPhone or iPad, keep it accurately tuned, and play comfortably with suitable picks.", "positive_items": ["B00JA4T6ES", "B005NZ05J8", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4cce04d9aa567419ea812643", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit and need secure tom mounting plus a durable bass-drum setup for double pedals, with adjustable low-end control and a protected head.", "positive_items": ["B0002MSPBM", "B00793A1CI", "B09HCYXHR6", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4cce11c38782fa021a1c5460", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar rehearsal area and need comfortable foot support, secure stands for several instruments, and a long cable to connect a guitar to my amp.", "positive_items": ["B08JMQR2JK", "B01DPCONFM", "B07T3GZVMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ccfc71eaa57a09db793caa7", "partition": "shared_train", "query": "I\u2019m setting up a small live karaoke performance and need a portable setup for several handheld microphones, including stable boom positioning, long balanced connections to the PA, and clean reusable protection for each mic.", "positive_items": ["B00X7YJUGG", "B07P7JY3X1", "B01MAYL1J3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4cd88ccc9da1e1a6e917101c", "partition": "shared_train", "query": "I\u2019m preparing for a band rehearsal and need supplies to restring my five-string bass, keep it secure while playing, and replace worn sticks for the drum kit.", "positive_items": ["B00305SWCU", "B09T7NX5K7", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4cfb7a27346b4a3d46a993cd", "partition": "shared_train", "query": "I\u2019m refurbishing a vintage Strat and caring for a separate acoustic guitar: I need compatible bridge hardware for the Strat, fresh six-in-line tuning machines, and a soundhole humidifier to manage the acoustic\u2019s humidity during dry weather.", "positive_items": ["B07CK5S5JZ", "B0018A5R5O", "B003AYK14S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d00d3d6e7b16e6c51bcca8d", "partition": "shared_train", "query": "I\u2019m assembling a portable electric-guitar effects rig with smooth sustain, spacious delay and reverb, plus enough room for easy setup and transport to rehearsals.", "positive_items": ["B07JL1KFT3", "B09Y683JGR", "B07JJJ9FDZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d01fa0c40cfda5e530230a5", "partition": "shared_train", "query": "I\u2019m getting my tenor or baritone saxophone ready for regular practice and need comfortable neck support, easy-playing replacement reeds, and mouthpiece cushioning to improve comfort and keep my embouchure steady.", "positive_items": ["B07CVSKHDV", "B07MV2ZQ9F", "B07MF3THZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d06acfe3041cb8fff93e51c", "partition": "shared_train", "query": "I\u2019m upgrading my drum setup for recording and practice: add an extra cymbal to an existing stand, a quiet trigger pad, supportive throne backrest, isolated kick-mic mounting, and reliable XLR connections.", "positive_items": ["B000JBY182", "B003S2H8PM", "B07N79N4L8", "B06X9KG3HW", "B06X9QRQ71"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d0d272bea59c532d5aa8940", "partition": "shared_train", "query": "I\u2019m putting together a compact experimental electric-instrument rig for practicing and creating atmospheric parts, with hands-free volume shaping, clean and overdriven amplification, cavernous reverb, and unusual reverse-delay textures.", "positive_items": ["B08KL656J7", "B07Y6TM959", "B004HJ58JI", "B083ZKN8LK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d0d4276605f24860cec1a9d", "partition": "shared_train", "query": "I\u2019m preparing a small Chinese-inspired acoustic performance and need an easy-to-play wind melody with a distinctive drone, hand percussion for accompaniment, and a reliable way to tune and keep steady time during practice.", "positive_items": ["B09CQFND6N", "B0723F1T37", "B0002E1MOW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d0e9de5a0ce8b6ab477ed3e", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for reliable gigging: I want stable locking tuning, vintage-style humbucker tones in both pickup positions, and a short right-angle cable for connecting effects on my pedalboard.", "positive_items": ["B0BKR2ZM9X", "B0002E547S", "B001VNW846", "B01DE4D4LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d41ea6d51dc5c6e89a13514", "partition": "shared_train", "query": "I\u2019m setting up a quiet home drum practice station and need a comfortable way to play softly, plus hardware for mounting an extra cymbal or small percussion accessory to my existing stand.", "positive_items": ["B0016HDP58", "B07685T8FT", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d4aa10e26effb3afb6be66e", "partition": "shared_train", "query": "I\u2019m preparing my dreadnought acoustic, jumbo acoustic, and Les Paul for a move and upcoming gigs, and need sturdy, plush-lined hardshell protection for each with convenient accessory storage.", "positive_items": ["B004YFRQZO", "B00KND95KK", "B0002D01K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d517e7fb7d0a397fefb2282", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal recording and need to route several microphones neatly to my mixer, mount up to three on one stand, and reduce breath, wind, and popping noise for cleaner tracks.", "positive_items": ["B01A6G6MQI", "B003ZJQQQ0", "B0002ZO3LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d530a7f3f6dea6823a91db5", "partition": "shared_train", "query": "I\u2019m building a guitar rig for dreamy ambient and expressive indie playing: I need a versatile solid-body electric guitar, a compressor for controlled dynamics and sustain, and reverb that creates modulated, swelling textures.", "positive_items": ["B097RRDJMS", "B07SKCY3YD", "B08D1QV23Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d56d4583a45c2a8d04bc3fa", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular practice and small performances, with a way to refresh its finish, change keys quickly, and keep picks within easy reach.", "positive_items": ["B01K1EJQ9U", "B00H4PEMM6", "B07WW5PKCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d5b4b3042d416c89dbca240", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and need a beginner-friendly instrument with hands-free support and varied pick thicknesses for practicing strumming and picking techniques.", "positive_items": ["B07ZMBSSKN", "B07BWS3JHL", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d62f936266ce3290f40ac26", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar effects setup for rehearsals, with switchable drive tones, vintage three-dimensional phase movement, and a short right-angle patch connection between pedals for a clean, reliable signal chain.", "positive_items": ["B0B95V41NR", "B07QQLLXBG", "B000KIPTE4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d675198b669bd7680830f6a", "partition": "shared_train", "query": "I\u2019m setting up a home karaoke and livestreaming station where I can sing hands-free, keep lyrics or video calls visible at eye level, and have my water within reach during practice.", "positive_items": ["B003G45V1U", "B079H5K22T", "B01N97JSTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d689d005d661f9fbaafa201", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar for a home-recorded performance and need a locking tremolo setup, replacement control knobs, secure strap hardware, and a studio microphone with stand and cable to capture the finished demo.", "positive_items": ["B00IPHSRN2", "B0BSCGXCVP", "B008VSLSCC", "B0B8TJ6S63"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d68b0cbf64a1b02b90b856a", "partition": "shared_train", "query": "I\u2019m preparing my guitar and Mustang amp for a live performance and need to restore the fretboard, clean the instrument\u2019s finish, and control patches, effects, and tuning hands-free while playing.", "positive_items": ["B0741SXP2K", "B0928HW2P4", "B0B3VKD9YG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d6cc8481e35b261101990c8", "partition": "shared_train", "query": "I\u2019m putting together a small guitar-and-vocal recording setup for rehearsals and live demos, with replacement instrument controls, reliable tuning, hands-free playing support, cables for connecting multiple instruments, and a multitrack recorder that can accept microphones and capture the whole session.", "positive_items": ["B0756XPTBH", "B07G8ZXDJD", "B08HVGW1W5", "B00ZVSGVA4", "B0BHSG5C3G", "B0938J2VXV", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d710c6f3324ea6276dbaa14", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular gigs and want a longer-lasting, comfortable setup with dependable picking, hands-free support, and upgraded secure attachment points.", "positive_items": ["B003AYNEII", "B07GFH8NTB", "B0B8M5FJB6", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d885f6ad568f439ff2f6599", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record guitar performances with expressive wah tones, direct instrument signal and speaker-style processing, while also capturing vocals through a boom-mounted microphone and monitoring the session with headphones.", "positive_items": ["B001PZ79LC", "B0C5BMZ1K9", "B000CCN15M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d9c685979e70721fc0ab471", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for rehearsals and gigs and need durable coated heads for my toms, plus protective, padded ways to carry my snare and organize several cymbals safely.", "positive_items": ["B0BKZ1G3P3", "B006NYY1X4", "B000T02VZI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4d9d1e87ea035bb86700107f", "partition": "shared_train", "query": "I'm refreshing my drum kit for a small recording session, needing a resonant bass-drum head, secure snare support, dedicated kick-miking, and a low-profile boom for close placement.", "positive_items": ["B0002CZQUK", "B0C3LHCRJ6", "B07YJZGP5X", "B0753PSL2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4da4293898d2a1394d2cf66e", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for casual performances and need fresh, warm-sounding strings, a comfortable adjustable strap, and an easy one-hand capo for quick key changes.", "positive_items": ["B00H4PEMM6", "B0BTC9YJ2W", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dab0bb6094d6f58fcfb7a2e", "partition": "shared_train", "query": "I\u2019m refurbishing my electric and folk guitars for a small home studio: I need heavier-gauge electric strings, a safe way to clean and condition the fretboard, and replacement bridge hardware for the acoustic.", "positive_items": ["B01199MA9Y", "B0928HW2P4", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dad2d93308aa8dd436af433", "partition": "shared_train", "query": "I\u2019m assembling a compact electric-guitar pedalboard for rock rehearsals and need reliable tuning, neat short connections between effects, compression, amp-like overdrive, and a small riser to make the pedals easier to access.", "positive_items": ["B07MRS93HC", "B06XSS3PXL", "B0B56Z5G3V", "B01DE4D4LU", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dadbcab0fc30d4bfcf5dde1", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic-electric guitar performance and need portable amplification for guitar and vocals, plus a comfortable wide strap with secure locking hardware for moving around safely.", "positive_items": ["B07CJ4WQ9X", "B0BT8GVK6M", "B0BKNRQ8Y4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4db6b283fb978c791406184b", "partition": "shared_train", "query": "I\u2019m refreshing an existing Fender-style electric guitar for regular playing: I need reliable hardware for the headstock and neck joint, secure pickguard mounting, a comfortable strap with quick-release security, fresh picks, and a stable stand for safe storage between sessions.", "positive_items": ["B06XYX6YC8", "B00IDSVPR8", "B07BHM7RKB", "B01D2GAKV2", "B00IPHSRN2", "B01AAX6KGY", "B01DZ6FBBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dc2cbfa2e285b654aa8e907", "partition": "shared_train", "query": "I\u2019m recording a stripped-down demo that layers warm acoustic parts with electric guitar tones, so I need a compact acoustic, a versatile solid-body electric, and a reliable cable for connecting to my amp or interface.", "positive_items": ["B073Q5R47K", "B07D4QCBX4", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dc5f13406e0c787ef1a161c", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for quiet apartment practice and light jazz combo playing, while accurately adding a centered port to the front bass drumhead.", "positive_items": ["B0BBP1L9K6", "B07TLNMHL8", "B07C47QDL9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dd531596b4b2d3923c561c1", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar set and need gear to amplify my resonator or acoustic instrument, change keys smoothly during songs, and position my portable PA for even audience coverage.", "positive_items": ["B00TDMA0TW", "B06Y3TD8TP", "B07JDCMY2C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dddde235d371adfbc7d7433", "partition": "shared_train", "query": "I\u2019m recording a folk-rock demo with layered electric guitar, shimmering 12-string acoustic parts, and a punchy five-string bass, so I need suitable replacement strings for each instrument with clear highs, warmth, and strong low-end presence.", "positive_items": ["B0BTC9YJ2W", "B09G5QS1VD", "B0B7C2NM84"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4de10c20db08b4cced648906", "partition": "shared_train", "query": "I\u2019m putting together a small unplugged acoustic set and need portable percussion, an easy way to change guitar keys, and a durable microphone for vocals during live performances.", "positive_items": ["B0087I825C", "B00CPLODUU", "B000B6FADU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4de4f3262b8c38899bb92f90", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing guitar at home and playing small gigs, with a stable adjustable stand, secure straps, and comfortable picks that produce a warmer, less clicky tone.", "positive_items": ["B0032TN7DS", "B07KNJSD49", "B01LXTBO7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4de6358dc288133cd182530e", "partition": "shared_train", "query": "I\u2019m preparing a small live performance with a farm-themed sound-effect set: I need a balanced connection for audio gear, loud metal bells for cues, and a protective way to carry a regular speaker stand to the venue.", "positive_items": ["B00066EJVE", "B09N2ZZLSZ", "B01M264YIM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4de74cc1b6c96861d854f8be", "partition": "shared_train", "query": "I\u2019m upgrading my Strat with active pickups and need an easy solderless wiring setup, plus comfortable support for playing and thin picks for a smooth, warm response.", "positive_items": ["B0054S8ZXW", "B0B8LK7MTH", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dec02f334e605168c363f18", "partition": "shared_train", "query": "I\u2019m putting together a compact live-performance setup for small events, with a mixer for several audio sources, elevated speakers, an easy way to carry the stands, and a cable for feeding stereo playback into the mixer.", "positive_items": ["B001NYPVGU", "B09JJ784V5", "B0039PPW60", "B01DN7OC00"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4df72bae3f7a59a06ad2c18b", "partition": "shared_train", "query": "I\u2019m starting electric guitar lessons and need a beginner-friendly setup for practicing through an amp, connecting reliably, and experimenting with different pick thicknesses.", "positive_items": ["B00VSYN25M", "B0B7Z4Z88L", "B01H31ITWE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dfa96c4a248aaadeb674e22", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for a cinematic live percussion setup: I need tunable auxiliary drums for melodic accents, a secure way to mount chimes, yarn-headed mallets for cymbal swells, and a resonant 20-inch bass drum head with controllable tone.", "positive_items": ["B0731YLWY8", "B09HCVK9HL", "B0002IHGAC", "B002S54DF8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4dfd181dc47dc66fdcb52736", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for faster, more powerful footwork and need an extended bass-drum pedal, a two-surface beater, and a rack clamp for a secure, adjustable setup.", "positive_items": ["B0042SIHKG", "B084RPXXBQ", "B00EDZN9OC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e0bca45c8f8bc660862002b", "partition": "shared_train", "query": "I\u2019m building a compact DJ setup for small parties and need a versatile mixer, the right interconnect to the sound system, and powered bass support for fuller playback.", "positive_items": ["B095QDDCKN", "B00EA25G12", "B00KGW0HYQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e18e4c874a1b3912dc507b0", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion setup for small live acoustic performances and need hand drums, a durable way to carry them, shimmering mounted accents, and a sturdy adjustable stand for the overhead pieces.", "positive_items": ["B00FQE3GE2", "B075ZDCFFX", "B07F3F6S7V", "B0BT2WN4PK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e2cedbcf807a9415210e6e1", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record vocals and instruments, with a durable directional mic, protective windscreen, adjustable floor stands for hands-free positioning, and a small mixer that connects to my computer by USB.", "positive_items": ["B091MZPYBQ", "B005EHILV4", "B001W99HE8", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e31bb9707bf90e7ccaa6274", "partition": "shared_train", "query": "I\u2019m setting up a small home band project to record guitar and bass demos, with separate amplified tones for rehearsing and performing, plus an easy multitrack recorder for capturing and layering our parts.", "positive_items": ["B00B9060X6", "B0BT855NFQ", "B0BT84L827"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e394fd6e3da8e37bc848343", "partition": "shared_train", "query": "I'm refreshing my rock drum kit for loud rehearsals and want durable, easy-to-tune heads for my toms and snare, a controlled punchy bass-drum sound, and a dark trashy crash that cuts through guitars.", "positive_items": ["B07NFQFHYP", "B09HCYXHR6", "B077JLJN9N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e3bb5e88fc35b19a99e7581", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar and need new warm-sounding strings, smoother string guidance, a way to keep the strap securely attached, and tension for the tremolo arm.", "positive_items": ["B07FS8N773", "B0179A4ILK", "B0BR2G8WYG", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e3d9fd20d5539227009b0d8", "partition": "shared_train", "query": "I\u2019m refurbishing my Epiphone-style electric guitar and want heavier-gauge strings, replacement speed-control knobs, and a convenient way to keep standard picks within reach while playing.", "positive_items": ["B01K1EJQ9U", "B0BSGM6CQ9", "B09KPQVT11"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e4a30712e788e76622dff85", "partition": "shared_train", "query": "I\u2019m doing a full setup and restring on my seven-string electric guitar, so I need to measure the string action accurately, install coated strings for longer-lasting tone, and speed up winding with a cordless screwdriver.", "positive_items": ["B098KXQJVY", "B00NARHNCS", "B008BPI2OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e4b25013f3378e20a258d0f", "partition": "shared_train", "query": "I\u2019m preparing both my acoustic and electric guitars for a recording and practice weekend. I need suitable replacement strings for each instrument plus a way to make durable picks from spare plastic, with a holder and finishing tool to keep everything ready.", "positive_items": ["B0BFKQ9QXD", "B0BSGM6CQ9", "B07D1WM2G6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e56c004737341aad8771274", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for recording clear vocals and podcast episodes, with a stable adjustable mic position and an interface that can connect the microphone to my computer with room for future inputs.", "positive_items": ["B09RN7GR8F", "B08NVVLB16", "B0BZ5QTMKT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e56e179eb283d32a898719e", "partition": "shared_train", "query": "I\u2019m assembling a portable AV rack for small presentations and live performances, with a shelf for my laptop or projector, a long balanced connection to powered speakers, and a clean way to cover unused rack space.", "positive_items": ["B003BLOSJ4", "B092LF6RLS", "B0002DV0CC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e5b55d0189ddae0c85ff144", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar pedalboard for riffing, with reliable isolated power, short flexible connections between pedals, and vintage-style fuzz tones that work well alongside a wah.", "positive_items": ["B079G2MSSQ", "B075Q8WNG9", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e5cba42b99844db51aa2494", "partition": "shared_train", "query": "I\u2019m putting together a small Fender guitar-and-vocal setup for rehearsals and occasional live recording. I need hands-free amp control, a sensitive mic for vocals and guitar, and a stable adjustable stand that folds for storage; please avoid assuming a particular amplifier model.", "positive_items": ["B0006UGE9K", "B001L8NGJ2", "B07FZBF5HY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e5fe618ca119e781d017711", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for casual performances and need a selection of pick feels, a secure woven strap, and an easy headstock attachment that avoids tying it on.", "positive_items": ["B01FG8YE7K", "B01ID5PSQE", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e60779cb828d71956a42d56", "partition": "shared_train", "query": "I\u2019m restringing both my acoustic and electric guitars for a comfortable practice setup, with mellow-feeling acoustic strings, heavier-gauge electric strings, and a convenient place to keep my picks.", "positive_items": ["B0BFKQGWZ7", "B01K1EJQ9U", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e625fe26058dbf811ee45be", "partition": "shared_train", "query": "I\u2019m preparing my guitar for live playing and need a safe place to park it, secure wireless gear on the strap, and upgrade its tuning hardware.", "positive_items": ["B000EEHKVY", "B07MG8PHF2", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e73cc1778017204e61a8a11", "partition": "shared_train", "query": "I\u2019m recording a compact drum performance at home and need gear to tune the kit, control bass drum attack and sustain, add a versatile accent cymbal, capture loud drums clearly, and mount a small reference screen with microphone support.", "positive_items": ["B0002KLMD2", "B072J9RVHY", "B079Z72D57", "B0002E2UUW", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e7657edfd39b4f0c355d324", "partition": "shared_train", "query": "I\u2019m restoring a Tele-style electric guitar and need replacement hardware and supplies for stable tuning, adjustable bridge setup, refreshed controls, secure pickguard mounting, fret crowning and protection, plus new internal hookup wire.", "positive_items": ["B07MJV8XG1", "B01D2GAKV2", "B07J6R5P4K", "B09VXKVJKZ", "B09PBK2RQ7", "B071HCV8NN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e82488a0dce435e8b44e732", "partition": "shared_train", "query": "I\u2019m preparing a solo electric-guitar set blending blues-rock, country, and folk, and need dependable gear for playing standing up, shaping volume, replacing strings in both regular and Nashville tunings, picking comfortably, and adding harmonica parts.", "positive_items": ["B00AYPMN2Y", "B00INNJZPC", "B09T13DYNN", "B0BG95DG2H", "B00HZH4D04", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e96c4d5f2a6a5ba4646dab4", "partition": "shared_train", "query": "I\u2019m refreshing my left-handed guitar practice setup: I need to restring both electric and acoustic guitars, check neck relief accurately, use large left-handed thumbpicks, connect my electric guitar and pedal chain, and mount a guitar safely on the wall.", "positive_items": ["B07KBBN7MX", "B0BFKQ9QXD", "B091HDS99K", "B07Y949JY1", "B07635X9VJ", "B0BT31XYVD", "B0BT3D5TZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e99222b053a268d5e7fde1c", "partition": "shared_train", "query": "I want to refresh my compatible Fender-style guitar with a gold bridge and matching body hardware, while also adding secure strap attachment points for dependable everyday playing.", "positive_items": ["B005SGA8DU", "B003BFYAC0", "B06XG21X1X", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4e992cd658d69c5ea1d89690", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio for recording drum-and-vocal sessions, with flexible microphone placement, cymbal mounting, a bass-drum port template, reliable XLR connections, an audio interface, headphones, and a short balanced link for monitoring gear.", "positive_items": ["B07C47QDL9", "B003B1BOFK", "B01DE4DEGK", "B00NPAMDQ6", "B0C5BMZ1K9", "B019NY2PKG", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ea13fc06a8919ff36deee3b", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster for regular playing and need to restore its tremolo control, clean built-up grime from the strings and fingerboard, and add secure strap attachment points.", "positive_items": ["B0BRQPRC2Z", "B0B8Z45NZ3", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ea8c6df918548d2dbf38c13", "partition": "shared_train", "query": "I\u2019m building a guitar recording and rehearsal rig that needs secure strap attachment, long-distance isolated signal transmission to a remote amplifier, and tidy connections for several rack effects through the mixer\u2019s insert points.", "positive_items": ["B073PD89DD", "B079TLFL33", "B01DN7O0TS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4eb389ba2824bcce045ec77c", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home guitar practice station and need support for both acoustic and electric playing, a secure place to rest the instrument, and enough replacement strings for restringing and spares.", "positive_items": ["B08LRLRRKM", "B0002D0L5E", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4eb7661c0a5473b4bb6cbad8", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke and interview corner at home and need colorful foam protection for handheld microphones, a flexible tabletop holder for announcements, and two adjustable floor stands for performers or guests.", "positive_items": ["B088GF12PC", "B00GQ5FQV6", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4eb8a15a32a15f2aa75cd352", "partition": "shared_train", "query": "I\u2019m putting together a small outdoor live music performance and need a gig-ready electric guitar, a rechargeable PA setup for vocals and instruments, and a stable adjustable stand to project the sound clearly.", "positive_items": ["B0B9Z7KDDF", "B01GJMAOVM", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ebb04f0e411f32f94995961", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and live playing: I want to restore and protect the fretboard, add a versatile distortion sound with adjustable tone and gain, and secure the strap reliably.", "positive_items": ["B00A2L1YES", "B00WT7KPCK", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ec3ac4b27919d4f7d011b9e", "partition": "shared_train", "query": "I\u2019m building a left-handed electric guitar setup for rehearsals and gigs, with an adjustable colorful strap plus durable strap buttons and hassle-free locks for secure attachment.", "positive_items": ["B07DTTS533", "B01AYNNEGY", "B0179A4ILK", "B07MQBPZG8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ec8a44293680aace189defd", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic drum kit for heavy rehearsals and live gigs, and need durable replacement heads for the bass drum and snares, including a controlled, low-overtone option, plus reliable 5A sticks for playing.", "positive_items": ["B0B2D98XV8", "B0BK6S7QF4", "B09S1W71K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ec8df0b7a6101f103c15804", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice corner where I can keep my instrument safely mounted, tune it accurately, and build layered riffs with hands-free looping.", "positive_items": ["B015X3CXXA", "B00646MZHK", "B004FOITMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ed0c6b7e0aa47234ad7a04e", "partition": "shared_train", "query": "I\u2019m setting up a compact live rehearsal PA and need to combine several microphones and line sources, make balanced connections, add basic EQ and effects routing, and drive passive speakers reliably.", "positive_items": ["B002GIHRMI", "B08Z5XSKP8", "B003HZPKSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ee2c7ca4a1a4249aa809d2a", "partition": "shared_train", "query": "I\u2019m setting up my guilele for regular practice and storage, and need fresh strings, replacement moisture-control sponges to protect it in dry conditions, and a secure folding stand for keeping it safely accessible.", "positive_items": ["B08BW2TBD7", "B008ERVPA0", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ef8b38b8fac554fc168897b", "partition": "shared_train", "query": "I\u2019m putting together a portable trumpet lesson and practice setup: I need to maintain smooth, airtight slides, clearly read music in dim spaces, check a student\u2019s embouchure, and safely rest the instrument between exercises.", "positive_items": ["B07DXLJPRS", "B00KEMQMTW", "B0002DXUD4", "B002Q0WT92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4efe5543c5c499c799fd418f", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender-style electric guitar and need parts to restore its signal connection, replace the worn string-support nut, and securely remount the pickguard and back plates.", "positive_items": ["B07K1S8NGH", "B01D2GAKV2", "B0B8Z6YPWN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f0d68eeb3035311e1181feb", "partition": "shared_train", "query": "I\u2019m recording a small live ensemble with vocals, snare, acoustic instruments, and possibly horns, and need secure snare placement, versatile close and room miking, shock isolation, and reliable XLR connections.", "positive_items": ["B001MXAPC2", "B08DBDD6CM", "B07NX24XGY", "B019JX54JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f23c4b45f042008b6c01a54", "partition": "shared_train", "query": "I\u2019m setting up a practice and gig routine for my Les Paul-style electric guitar and need secure hard-shell transport, a padded stand for keeping it safely accessible between sessions, and a variety of pick gauges to compare while developing my playing.", "positive_items": ["B09NWCD36N", "B0BCW884JL", "B00M5DW2JW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f26dd26fe6362ade8d8d32a", "partition": "shared_train", "query": "I\u2019m getting my tenor sax ready for regular practice and need comfortable instrument support, an easy-playing mouthpiece, and beginner-friendly reeds for a smoother setup.", "positive_items": ["B01MYMU0ZI", "B07MHR1CQB", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f2b2bfa8fd7a7e8d9dd4fe3", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station and need a sensitive studio microphone, a stable adjustable boom stand for positioning, and a pop filter to reduce vocal plosives.", "positive_items": ["B08ZFQ8GLV", "B017NT392Q", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f39950eb2c9afea045719b9", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for Nashville tuning and bright slide parts, so I need a suitable heavy slide, light high-strung strings for a six-string guitar, and a simple way to keep the strap securely attached during playing.", "positive_items": ["B0002D0EM4", "B0BXX3MYXT", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f3a9a1db4b88fd1debd7406", "partition": "shared_train", "query": "I\u2019m assembling a compact rack-based rehearsal PA and need to connect my instrument cleanly, mount the signal-processing gear securely, and divide the audio into appropriate frequency bands for separate speaker drivers and amplifiers.", "positive_items": ["B0BMD5MVSZ", "B00RX5HQS4", "B001ECQQ8I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f3e3d385c84a9a9bfbf0fbf", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic performance and need to safely transport my 3/4-size guitar, connect it cleanly to a PA, and keep the instruments secure and accessible between sets.", "positive_items": ["B08JMQR2JK", "B00356J8KE", "B07VWSB34H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f40f65feac1589253d43b75", "partition": "shared_train", "query": "I\u2019m putting together a beginner bluegrass practice setup and need an easy way to learn guitar fretboard notes, tune different acoustic instruments accurately, and practice chromatic harmonica in C.", "positive_items": ["B015HG7F3Q", "B0BG31QDBG", "B01M1F77G1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f447169c5fc3a9491212e62", "partition": "shared_train", "query": "I\u2019m putting together a small jazz rehearsal and recording setup for tenor sax and vocals, needing a comfortable sax mouthpiece and reed-holding solution plus a durable handheld vocal microphone.", "positive_items": ["B0BSB9249S", "B07NFMHLM6", "B07DLWYV8D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f5db4580a4f3b931a5308a3", "partition": "shared_train", "query": "I\u2019m getting my P/J bass ready for regular practice and want a black thumbrest, soft rubber picks for a gentler feel, and a compact keychain holder to keep the picks together.", "positive_items": ["B0B1HT8HGH", "B0002E2G5Q", "B0002Z2D0I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f631798ca92bfde23c63b0a", "partition": "shared_train", "query": "I\u2019m putting together a compact electric blues guitar setup for practicing and small jam sessions, with a slide for expressive playing, a portable amp, reliable tuning, and a comfortable adjustable strap.", "positive_items": ["B000P5JULA", "B0BT8FDL8B", "B017808XKS", "B07226MCY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f692473260eb33726651c1f", "partition": "shared_train", "query": "I'm building a compact electric-guitar rig for home recording and practice, with a low-power tube amp, a 16-ohm speaker setup, and flexible EQ shaping to tighten the lows, emphasize mids, and add clarity to overdriven tones.", "positive_items": ["B074TP56VD", "B08N636GN1", "B006MVECVE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f698aa74a73e8a6eb5e0469", "partition": "shared_train", "query": "I\u2019m setting up a small live music and DJ performance and need reliable connections for microphones and speakers, plus simple remote control for compatible stage lighting.", "positive_items": ["B00NPAMDQ6", "B0C5PRQ9K6", "B0BT2VG7ZH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f7b256b196d5b437f341530", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and need fresh strings, tools to remove and install them, cleaner for the fretboard and strings, plus assorted picks to find my preferred feel.", "positive_items": ["B0BFKKVQZT", "B09YDBKT7M", "B08BJGBHN7", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f8c2a0527f8c9c9ebe4a335", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for heavier playing and want to restring it, accurately tune it afterward, and experiment with different pick thicknesses to find a comfortable sound and attack.", "positive_items": ["B08BJGBHN7", "B0BSGM6CQ9", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f8dc8c46550c1f06840e468", "partition": "shared_train", "query": "I\u2019m setting up a compact piccolo snare recording rig and need adjustable rim-mounted mic hardware, short balanced connections to my mixer, and replacement tension rods sized for a 5.5-inch-deep drum.", "positive_items": ["B0002E1NJ6", "B01KC85CO8", "B08Z5ZQB7F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f954d4937e2ee2b3247caac", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Jazz Bass and preparing it for rehearsal and recording: I need matching chrome protection for the pickup and bridge, suitable replacement mounting hardware, reliable multi-voltage power for my pedalboard, and a long balanced connection to my audio setup.", "positive_items": ["B003AYP9HM", "B06XXDW81V", "B073V4YPN7", "B0097WDJZA", "B0B3NJ1TDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f96d42bbb5967ad5c616689", "partition": "shared_train", "query": "I\u2019m preparing a multi-guitar recording session and need fresh strings for a 12-string acoustic, a high-strung electric doubling part, and a nylon-string guitar, plus an easy one-hand capo and a secure strap for switching instruments during the performance.", "positive_items": ["B0B8M5FJ9W", "B0BPJ4Q6FJ", "B00H4PEMM6", "B0BPKH4HB2", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f976ed794fd5d4ca96748d7", "partition": "shared_train", "query": "I\u2019m restringing and dialing in both my electric and acoustic guitars, using heavier electric and medium acoustic sets, replacement bridge-height hardware, and a scratch-safe power-assisted tool to speed up tuning-peg changes.", "positive_items": ["B0BFKQ9QXD", "B001JQFYAU", "B0C3LKJXFR", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4f9ee7557ce3ccfd75dfb8e7", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice area where I can play comfortably, connect my instrument to an amp, and safely organize several electric, acoustic, and bass guitars between sessions.", "positive_items": ["B01BU6B4Q6", "B01BO1S4G0", "B00EW5I30I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4fad7ae25dbddb5be71be67f", "partition": "shared_train", "query": "I\u2019m setting up a vocal recording setup for a demo and need a sensitive condenser microphone, a stable height-adjustable boom stand, and a clamp-on filter to reduce plosive sounds.", "positive_items": ["B0006UGE9K", "B017NT392Q", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4fb4675afc397a45ff8509f1", "partition": "shared_train", "query": "I\u2019m preparing a small stage performance and need a colorful, stable sheet-music stand with floor protection plus a hands-free in-ear microphone compatible with a Shure system for speaking or singing.", "positive_items": ["B07C2B64PW", "B07MZ6XF6P", "B003D2YRLA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4fbea6b8218636e6d2b0f50d", "partition": "shared_train", "query": "I\u2019m setting up a small two-singer vocal performance and need handheld dynamic microphones, reliable balanced cable runs across the room, and an audio interface with enough inputs to record both voices.", "positive_items": ["B0BYXVCSGG", "B0B3NJ1TDB", "B07CYRYQ8G", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4fbf3be5ada4cc3e8d4269a8", "partition": "shared_train", "query": "I\u2019m starting electric guitar at home and need a beginner-friendly setup with amplified sound, comfortable hands-free playing, and a reliable spare string set for practice.", "positive_items": ["B01KIJ6308", "B07J9JR6VP", "B0BSGM6CQ9", "B07MDT5WJX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4fc40869b7158d8f42a20bf6", "partition": "shared_train", "query": "I\u2019m preparing my clarinet and alto saxophone for performances and need humidity-controlled reed storage, tools to smooth and repair reeds, fresh size-3 reeds in contrasting styles, and a brush for removing moisture from the saxophone.", "positive_items": ["B00TH4GRGG", "B0BXT3LKL4", "B07N1RPV4J", "B00T3FYMSE", "B00T3FTEMS", "B0002I9PH4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4fccfb4ec35b22594f2bfe56", "partition": "shared_train", "query": "I\u2019m putting together a comfortable beginner guitar setup for practicing at home, with reliable tuning, hands-free support while playing, and durable picks for trying different strumming styles.", "positive_items": ["B0B8M5FJB6", "B0002GX7XY", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4fcf263745a3cefa69ba271f", "partition": "shared_train", "query": "I\u2019m preparing a home guitar practice and performance setup: I need a safe wall-mounted holder, a tool for quick restringing, and an easy way to change keys while playing.", "positive_items": ["B00H4PEMM6", "B07PPHHG34", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4febe59cf6394a7aff4732df", "partition": "shared_train", "query": "I\u2019m putting together a small live setup for switching between bass, electric, and acoustic guitar, with hands-free effects and looping, while keeping a heavy bass securely supported during rehearsals and gigs.", "positive_items": ["B01822J05S", "B0B8LZKBN7", "B00H35YIJE", "B001ODMYO2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4fec2e9bb730a107bd651b8a", "partition": "shared_train", "query": "I\u2019m putting together a beginner soprano ukulele setup for lessons and casual playing, with an easy way to keep it in tune, protect it during transport, and practice gentle strumming comfortably.", "positive_items": ["B08V92C9PG", "B0951C4RGR", "B0978Y8NTL", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ff4d07841c6d073fb92e4ce", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar rig for live rock gigs, with tools for smoothing dynamics, adding modulation and drive, expressive wah tones, and a reliable power amp to run the speakers.", "positive_items": ["B00DM4LT10", "B0BK6QF78L", "B0732H8P8S", "B004OK63SA", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-4ffb770fe6cf4756e4da9b6b", "partition": "shared_train", "query": "I\u2019m putting together a small live music setup and need to elevate my guitar amp, keep a laptop at a comfortable working height, and control compatible stage-light scenes, colors, and effects from across the room.", "positive_items": ["B01N7YEB0T", "B08FC4P2F6", "B0BT2VG7ZH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5009355672c2ddde59d65422", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and recording space: I need fresh strings for my electric guitar, a long reliable cable to connect it to an amp, and a sturdy clip for positioning a microphone.", "positive_items": ["B00NPBQKYG", "B0064RTS0G", "B0007SL85G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-500d84ee69e3b33ede7de809", "partition": "shared_train", "query": "I\u2019m preparing for a small live singer-songwriter performance and need hands-free lyrics, reliable vocal amplification, protection from breath and wind, flexible microphone positioning, and quick access to guitar picks.", "positive_items": ["B072MLFW5B", "B015JTEBN8", "B08DBDD6CM", "B003GEBGA0", "B091MZPYBQ", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50161b1aea293eb3d1d3edf1", "partition": "shared_train", "query": "I\u2019m refreshing my Les Paul-style electric guitar setup and need replacement control knobs, a compact overdrive for gain, and a way to split or mix the signal between two outputs.", "positive_items": ["B07T96ZKRS", "B07PTZC2RQ", "B003AIM6GK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-501a44a5c490383e0c1e8995", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar for regular practice and gigs: I need to secure the pickguard, replace the worn output jack, and add comfortable playing essentials for carrying and picking.", "positive_items": ["B0BPGDQC2B", "B09N6MR9ZJ", "B07KRZ1HH8", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-501e4409c18a526afa7f70bf", "partition": "shared_train", "query": "I\u2019m setting up a family karaoke and music corner where kids can accompany singers on drums, with an all-in-one system for playlists and vocals, a stable short desktop microphone setup, and protection for the handheld mic.", "positive_items": ["B07CQPBPHH", "B07QZXYB2M", "B091MZPYBQ", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-501eb9a8ce0c716d0c129704", "partition": "shared_train", "query": "I\u2019m planning to take my acoustic guitar to regular jam sessions, so I need protective carrying gear, a convenient way to keep picks accessible, and a supply of durable .88mm picks for playing.", "positive_items": ["B0BXT384GR", "B0002GX7XY", "B0006VP8E6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-501f20da9ce8092c56e2b87a", "partition": "shared_train", "query": "I\u2019m building a permanent studio guitar effects rig and need a spacious, protected pedalboard setup with flexible ambient reverb and short, low-profile connections between pedals.", "positive_items": ["B075BJHKB5", "B075RFVGD3", "B010X8CPB0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-502612d68312783060a96f8b", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal with several instruments, so I need secure padded stands for storage plus durable, easy-grip picks for both precise lead playing and light acoustic strumming.", "positive_items": ["B08JMQR2JK", "B0BL38ZMVZ", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-503670f297257eb27310f628", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion setup for live performances and need distinctive wood-tip sounds, convenient storage for spare sticks or mallets, and a secure universal way to mount accessories to my drum hardware.", "positive_items": ["B07P4DZ1J2", "B0BKZ7LF6F", "B0002CZQMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50377ad3c15e526f3e608e86", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and small gigs, with rich-sounding replacement strings, an easy tool for restringing, and a comfortable adjustable strap.", "positive_items": ["B0BFKQ9QXD", "B09V91H5XM", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5052d9f7491aa7bdf37af2b2", "partition": "shared_train", "query": "I\u2019m restoring and customizing an acoustic guitar, adding a decorative soundhole rosette, making a custom self-adhesive pickguard for scratch protection, and safely beveling and dressing the fret ends.", "positive_items": ["B089KHYNYG", "B084TM8RVF", "B01N7H2MC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5058a14aeef7f410f6c87eb5", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar-and-drum rehearsal station and need reliable pitch and rhythm training, precise drumhead tuning, a stable place for two instruments, and protected portable storage for my metronome gear.", "positive_items": ["B09FHFDX36", "B00N5THBGO", "B09RBFKS1X", "B08VF4K987", "B07BC4KMQK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-505a310f3afec75e51bb755b", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar setup for rehearsals and small gigs, with dependable picking, quick tuning, easy key changes, and a padded, powered way to organize and carry my effects pedals.", "positive_items": ["B06XCZ6S5W", "B0BPLFP5P6", "B01MRJUB7Z", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-505f1465e734ba8512912d1f", "partition": "shared_train", "query": "I\u2019m getting my 1/16-size violin ready for a student performance and need to replace the D string, make careful sound-post adjustments, and connect it for amplified playing.", "positive_items": ["B00VNSOK2C", "B00N4ZJS56", "B07RJ2B4X7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5077d33935428db14b3e6e3d", "partition": "shared_train", "query": "I'm preparing for a recording session and need to refresh my 12-string acoustic, restring my electric guitar, and keep plenty of comfortable picks on hand for tracking both instruments.", "positive_items": ["B0BTC9YJ2W", "B01C5TBX68", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-507cb63c78a3d04036113328", "partition": "shared_train", "query": "I\u2019m building a vintage-style three-string cigar box guitar and need guidance and parts for laying out a medium scale, creating sturdy nut and bridge supports, and finishing it with a period-inspired tailpiece.", "positive_items": ["B00EAR6TLI", "B01EBCFLZG", "B00FH4DORU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5088cda7032c3026c9359ee5", "partition": "shared_train", "query": "I\u2019m putting together a small blues performance and recording setup for live vocals and harmonica, with stable speaker support, protected transport for the stands, and a vibration-isolating microphone mount for cleaner sound.", "positive_items": ["B000Q847M8", "B0002GJHYM", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5097ff45a513bb79d82844ed", "partition": "shared_train", "query": "I\u2019m preparing for home practice and basic guitar maintenance, so I need to restring both my electric and acoustic guitars, have dependable picks on hand, and connect the electric guitar to an amp.", "positive_items": ["B01C5TBS90", "B08HHGCCLR", "B01DZ6FBBI", "B081T636X2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-509c9a0c5b83c6300628e849", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small amplified performance and need to restring it, connect it reliably to an amp, and have comfortable, grippy picks for consistent strumming and lead playing.", "positive_items": ["B01DZ6FBBI", "B09BF8XDF4", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50a1077f9153388276e068e0", "partition": "shared_train", "query": "I\u2019m putting together a portable cajon performance and recording setup that protects the instrument during transport, adds foot-controlled jingle accents, supports microphones at adjustable heights with extra attachment points, and keeps headphones and cables organized nearby.", "positive_items": ["B00SBSOTGO", "B00P6VIPCS", "B00JDNYOAW", "B00SVRLPYY", "B0BXT41VYY", "B06W2NS817"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50aac00c864e7a0a7fbb8e03", "partition": "shared_train", "query": "I want to record and amplify my keyboard performances with hands-free stereo sound capture, dependable sustain control, a suitable instrument connection, and long balanced cables for linking audio equipment.", "positive_items": ["B0BT9R8MMV", "B00RX5HQS4", "B00NPAMDQ6", "B0058MJX4O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50ade5c1788f75e03affbc8b", "partition": "shared_train", "query": "I\u2019m restoring my Mexico-made Stratocaster and want to upgrade the tremolo hardware, replace a missing selector switch tip, and use a short, low-noise right-angle cable for setup and testing.", "positive_items": ["B09MH8JZ61", "B0B95V41NR", "B003WY26VM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50b7374387e67e9e76127cf8", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for quiet high-gain playing, with accurate tuning, smoother overdrive, controlled amp hiss, and quieter tremolo springs for recording.", "positive_items": ["B00XQCAYVO", "B06ZYJ4M3H", "B0C3LHRGB2", "B07Q6L4YMC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50bf2aa8dc5a752b6873c807", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable home practice station for my 88-key keyboard, with an adjustable stand, supportive seating, and a way to protect the instrument from dust between sessions.", "positive_items": ["B00M6SJ3CU", "B01B15JPCQ", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50c01b8e344b82c338b33ecc", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and live playing, so I need durable strings with a versatile heavy-bottom feel, a secure quick-release strap, and reliable medium-gauge picks for consistent lead and rhythm work.", "positive_items": ["B01N7G4EY4", "B071JZNWRM", "B0BZ5JK2GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50c87ba5558753d183fc576c", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster and need a chrome tremolo bridge assembly, heavier-gauge nickel-wound strings, and comfortable replacement control knobs that fit its standard split-shaft pots for reliable setup and easier adjustments.", "positive_items": ["B0BSGM6CQ9", "B07JM33NBF", "B0B3VQQ6XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50d707f364e9b3f4a1b7e93e", "partition": "shared_train", "query": "I\u2019m putting together a heavy-metal rehearsal setup and need an electric guitar, a snare for a punchy backbeat, a way to deepen its tone, and practical tools for cleaning, string changes, and instrument adjustments.", "positive_items": ["B07DQDXNVZ", "B01290XS9S", "B078WN4R8T", "B07MVCN9XT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50da56635dd73c415c2521fe", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar and want to finish the setup with accurately tuning the new strings and maintaining safe, stable humidity while it\u2019s stored in its case.", "positive_items": ["B07C637QCK", "B0BPKTYTPQ", "B078SZBVLJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50df21b45b0b2fb46bb90e57", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar and need fresh light phosphor bronze strings, an easy tool for removing and winding them, and a tuner to finish the setup.", "positive_items": ["B0C6HXYY3R", "B07GFH8NTB", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50e4a3b078448716f3e8c1d1", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small live performance and need everything to restring it efficiently, play comfortably with reliable picks, and keep it securely supported while standing.", "positive_items": ["B08R5GM6YB", "B01AH3RSAO", "B00CIO6BEA", "B0B96H2CHT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50e63e229a6bb3657109a3c7", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar for gigging: I need compatible replacement hardware for the tuning, pickup, control, pickguard, and output areas, plus a classic wah setup and basic accessories to test and shape the finished instrument\u2019s tone.", "positive_items": ["B0919RM7LT", "B08HQMVP6K", "B09HT6999J", "B07CNY1HPX", "B07HGRFG5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50eb1f0e79d30f42e728d954", "partition": "shared_train", "query": "I\u2019m setting up a safer, more organized guitar practice and gigging space, with convenient pick access, secure strap attachment for playing, and a protective wall-mounted way to store and display my instrument.", "positive_items": ["B00H35YIJE", "B0BXT384GR", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50f02b718d8b9ac3b60a87ab", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic guitar performance with both six- and twelve-string instruments: I need fresh warm-toned strings for the twelve-string, quick key changes on the six-string, comfortable hands-free playing, reliable picks, and padded stands to keep everything secure between songs.", "positive_items": ["B0002Z2D0I", "B0B8LK7MTH", "B0BTC9YJ2W", "B08JMQR2JK", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-50f6f8e43998cd6ee99c8b96", "partition": "shared_train", "query": "I\u2019m starting alto saxophone lessons and need a beginner-friendly setup with a reliable student instrument, a standard mouthpiece, and an adjustable ligature for a nonmetal mouthpiece.", "positive_items": ["B07N8126GZ", "B07NFPR6LT", "B01L2ONK0O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5108279ce4b7c063c5472afd", "partition": "shared_train", "query": "I\u2019m setting up my American Standard Strat for home practice and need a compact amp with clean and overdriven sounds, a reliable guitar connection, and a replacement tremolo arm.", "positive_items": ["B0B8Z3YY7N", "B0BT862N4P", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-510d3e43895ec32385396f5a", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for streaming and rehearsing small live music sessions: I need wireless playback into a mixer or powered speakers, clear desktop monitoring for editing, and padded transport for the mixer and cables.", "positive_items": ["B093YR26Y1", "B01M8N618U", "B0C1KQ25VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5123195f9c5a2b78c203e0b1", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for more reliable live playing and need a way to mount an extra cymbal or percussion accessory, secure the hi-hats quickly, and add protection at the bass drum for double-pedal impacts.", "positive_items": ["B013PSAWW4", "B000TYDYP0", "B0016HDP58"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5123508f3d2ef7517cb1f171", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar and vocal demo for a small live session, and need fresh bright strings, reliable tuning, a way to shape and send the guitar pickup to the board, plus clear microphones for the guitar and vocals.", "positive_items": ["B07C15R2VN", "B00646MZHK", "B001E95KEC", "B00167QUWI", "B00167UQLO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5129af25ea82b67f95f3f3c8", "partition": "shared_train", "query": "I\u2019m upgrading my Tele for reliable stage use, with a versatile bridge tone, refreshed two-pickup controls and output wiring, and a secure strap attachment that won\u2019t let the instrument drop.", "positive_items": ["B01KEV9GYU", "B0002E1IKA", "B0BCXS7X26"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-514288ad714a8608967d9a31", "partition": "shared_train", "query": "I\u2019m putting together a small home recording setup to capture vocals and acoustic guitar, connect the microphone to my audio gear, and replace a damaged plain-steel guitar string before tracking.", "positive_items": ["B00167UQLO", "B07CRK35NG", "B08Z5XSKP8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51437a75b1136cf1ac9bba7f", "partition": "shared_train", "query": "I\u2019m getting my eight-string mandolin ready for rehearsals and need reliable replacement strings, an easy-to-read clip-on tuner, and durable picks for clear, articulate playing.", "positive_items": ["B0853X3VDC", "B09T82W1SN", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5150631b67effd482c6d2065", "partition": "shared_train", "query": "I\u2019m refreshing my band\u2019s instruments for rehearsals and gigs, with bright easy-playing acoustic sets, a complete five-string bass restring, spare plain .010 electric replacements, and protection for a compatible Fender combo amp.", "positive_items": ["B0002KZH9C", "B0002GYX5K", "B0BHG58G2F", "B007MY5BDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5159edf30e514c9daf2402ac", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar and building a simple practice setup: I need a compatible replacement pickguard, assorted picks with a convenient holder, dependable leads for the guitar and pedal chain, and an intuitive looper for layering ideas.", "positive_items": ["B07XT9Z9G1", "B00IPH8MD2", "B01K1EJQ9U", "B015X3CXXA", "B01DE4DTAG", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-515c905373af00a1594c7b91", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Telecaster and need parts for better twang, reliable three-way control, smooth tuning, secure strap attachment, and black hardware, plus a safe wall-mounted way to display the finished guitar.", "positive_items": ["B07PPHHG34", "B005SGDN14", "B0BXT41XC6", "B01D2GAKV2", "B0002E1UDK", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-515cb47208635fb2f9b7c3af", "partition": "shared_train", "query": "I\u2019m restoring a guitar-and-amp setup and need to replace the guitar\u2019s output connection, connect the instrument to the amplifier, and run a reliable connection from the amp to its speaker cabinet.", "positive_items": ["B00RVE9X06", "B0B393YPKH", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-516826a35f5541fa12d9deff", "partition": "shared_train", "query": "I\u2019m starting electric guitar and want a complete beginner setup for practicing at home, plus warm-sounding nickel strings and secure strap attachments so the instrument stays comfortable and safely connected while I learn.", "positive_items": ["B09G5KLKX2", "B07F3TDWSW", "B09S17ZPMJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-516a0456ce5339f9d76cce34", "partition": "shared_train", "query": "I\u2019m preparing my bass for an outdoor performance and need fresh coated strings, a comfortable adjustable strap with secure attachment hardware, a stable protective stand, durable felt picks, and a way to keep sheet music from blowing away while I play.", "positive_items": ["B01LXTBO7B", "B000EEJH9C", "B079TLFL33", "B000EEHI98", "B01LDAGLTO", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-516cb3abb8b2a61eefb022c3", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular gigs and want to restring it, clean and maintain the strings and fingerboard, then transport it safely between rehearsals and performances.", "positive_items": ["B00INCGKSI", "B0BJY2MYD1", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-516ccc506cee08bf9146c5b4", "partition": "shared_train", "query": "I\u2019m building a three-string cigar box guitar and need the hardware and shaping tools to fit a custom bone nut, file accurate string slots, and install a top-loading bridge without drilling through the box.", "positive_items": ["B00RKLFUBQ", "B008UXZH52", "B00BJLAX2O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-518169a2e21510bc33b718ef", "partition": "shared_train", "query": "I\u2019m setting up my classical guitar for home recording and organized storage, so I need replacement nylon strings, a secure wall-mounted hanger, and a way to connect the instrument cleanly to my mixer or amplifier.", "positive_items": ["B01ITQ10A0", "B07CG9H55D", "B000CCSWPQ", "B00Y9AD4HS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51a7b9b183d638a58c735aa3", "partition": "shared_train", "query": "I\u2019m setting up a compact bass practice station and need comfortable seating with an instrument holder, a short pedalboard connection, and durable, warm-sounding strings for a 34-inch-scale bass.", "positive_items": ["B0BMZ1V65Z", "B00FMK9N38", "B00162ZSW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51aedc3eac131f52523fde24", "partition": "shared_train", "query": "I\u2019m building a home setup to play and record bass, with a comfortable adjustable shoulder strap, computer recording that can handle extra instruments, and accurate powered monitoring for mixing tracks.", "positive_items": ["B09RN7GR8F", "B079NNZMLQ", "B07Z5PB7H6", "B0BJF97MDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51b36f0d4b7ece5001a4cc8f", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and want reliable replacement strings, comfortable support for playing standing up, picks to test different feels, and a fast, safe way to change strings.", "positive_items": ["B07Q9JB3CF", "B0B8YWPB3K", "B0BJF97MDV", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51b44efb3f9a6a9ae6bdd107", "partition": "shared_train", "query": "I\u2019m refreshing my Les Paul for classic British rock: I need warmer, higher-output pickups, a fresh set of regular-gauge strings, and compact drive and distortion options for shaping crunchy tones onstage.", "positive_items": ["B07NJ8PL3F", "B07QL42V3J", "B009A5JA98", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51cfa8d58a91ec3530a37ddc", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice station for strumming and fingerstyle playing, with comfortable picks for warm tones, finger and thumb picks for control, and an adhesive holder to keep everything within reach.", "positive_items": ["B00I9FL3OA", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51d0bd391446781b6b8a03db", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar and building a compact setup for recording expressive parts, with stable tuning, pitch-shifting effects, warm analog delay, dependable pedal power, and a long cable for connecting the instrument.", "positive_items": ["B0B69VXJ6G", "B0BPLFP5P6", "B007ZXWQ8E", "B077GH8LF6", "B01DE4DVO0", "B0002E3FBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51d25d319cf24543a2637987", "partition": "shared_train", "query": "I\u2019m upgrading and preparing my acoustic guitar for regular gigs: improve playability, add reliable acoustic amplification, secure the strap during performances, and protect my compact amp while transporting and storing the setup.", "positive_items": ["B000P5OULA", "B07F6WVC6P", "B005D1PUWY", "B096K2LZKH", "B0B29N7VC8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51d990b6db55bdea2ea124b2", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar rehearsal rig for a small band: I need safe places for several guitars, flexible gain shaping, tidy short pedal connections, and quick switching between effects or signal paths.", "positive_items": ["B075PYGCHF", "B000SLP5SS", "B01DK40R3M", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51da0e4e05343400d1a3d14c", "partition": "shared_train", "query": "I'm putting together a bass clarinet setup for regular lessons and rehearsals and need a suitable mouthpiece, a removable mouthpiece cushion to prevent teeth from sliding, and safe storage for my reeds.", "positive_items": ["B07MJ844DM", "B07MV2ZQ9F", "B07B6NM18L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51ee92698c1a25b293e0f560", "partition": "shared_train", "query": "I\u2019m putting together a practical setup for playing my electric guitar through a Line 6 amp: I need comfortable support, dependable picks, and hands-free control for changing sounds, adjusting volume, and tuning during rehearsals and small gigs.", "positive_items": ["B074WXM13T", "B01KBCUPFG", "B002GYWBKU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51f8c4dab9c8f628f76c75c6", "partition": "shared_train", "query": "I\u2019m preparing for a small live guitar performance and need a dependable amp-to-speaker connection, an easy way to carry two speaker stands, and comfortable non-slip picks for playing and strumming.", "positive_items": ["B09JJ784V5", "B09S2VB3KW", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51fa6705d195df0dd32ca1a3", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for drums and electric guitar, and need a complete multi-microphone drum setup plus reliable cables for connecting balanced audio gear and running the guitar to the recording equipment.", "positive_items": ["B01DE4DEGK", "B003FW0IHA", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-51fbff81914bf34a09443917", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal and karaoke audio system with existing threaded mounts, and need holders for handheld microphones plus flexible cables for connecting microphones, mixers, and powered speakers.", "positive_items": ["B01LW7Y5V7", "B01GGUTOFE", "B00O5UFMX6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52232c8745bd3f5c1d8903e3", "partition": "shared_train", "query": "I\u2019m setting up a compact home podcast and livestream desk where I can position a microphone securely, connect it to a mixer, and bring stereo audio from my laptop into the mix.", "positive_items": ["B0BPNKJQRF", "B075MS16S8", "B0987CC9TP", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5224fe80fb1137305a4c8461", "partition": "shared_train", "query": "I\u2019m preparing my alto and tenor saxophones for a rehearsal and need reeds suited to each instrument, a padded stand to hold them safely, and a way to keep the tenor clean between playing sessions.", "positive_items": ["B00T3FTEMS", "B07B4ZZVDV", "B00T3FS9GK", "B001EEO8IQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52293358ff27b7f0c22a305e", "partition": "shared_train", "query": "I\u2019m setting up a small rock-band rehearsal and live recording session, and need reliable drumsticks, several microphones for vocals and instruments, plus foam windscreens to help protect the handheld mics.", "positive_items": ["B091MZPYBQ", "B00WJ3KH0Y", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5242afc58721d56f8729f0f6", "partition": "shared_train", "query": "I\u2019m setting up a vocal recording and rehearsal project and need a studio-style condenser mic for clear, mellow vocals, a height-adjustable boom support, and dependable balanced XLR connections for the audio setup.", "positive_items": ["B019JX565C", "B0B52FBC66", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52492141fbd97a2f4727bce8", "partition": "shared_train", "query": "I'm putting together a small live music setup for rehearsals and casual performances, needing to connect my keyboard to the sound system, add handheld rhythm accompaniment, and protect the keyboard between sessions.", "positive_items": ["B00N2MIM7Q", "B00M6SJ3CU", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-525153bc8a7f16277df341a7", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar with vintage-style internal wiring, a replacement volume or tone control, updated tone capacitors, and warm-sounding strings for a classic blues and rock setup.", "positive_items": ["B07B4WXVTZ", "B0719KM5Y8", "B0B8F6LD9F", "B0002KZEAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52767d37f7e0e999f7658120", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup for regular playing and need new electric strings, a tool to remove, wind, stretch, and trim them, plus durable picks for practice.", "positive_items": ["B09V9172YN", "B09M7P8SBH", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5289f4bd0c5f098bc530cc86", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice rig and need a secure stand, reliable short connections for my effects, and a longer cable to reach the amplifier.", "positive_items": ["B0983RZ6P3", "B084GS3KZ8", "B0784JJ3FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52906ea022c193faa77fc999", "partition": "shared_train", "query": "I\u2019m preparing my guitar and five-string bass for a live rehearsal and want fresh bass strings, durable picks, a comfortable strap that won\u2019t detach, and a reliable cable to connect my instrument to the amp.", "positive_items": ["B07F5PX9Y3", "B01DE4DPSC", "B079TLFL33", "B0B2Z13RCR", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52a2754a289c040b3126f638", "partition": "shared_train", "query": "I\u2019m upgrading my Strat-style electric guitar with a hotter bridge pickup, improved tuning stability, replacement string guides, and fresh tremolo tension springs for reliable performance.", "positive_items": ["B07BSKJB97", "B003AYNHGW", "B0B92LPGD2", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52a85a3c88755c18a1d39b80", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for more dynamic performances and need bright accent sounds, a quick splash effect, and sturdy hardware to mount the added cymbals securely.", "positive_items": ["B0002F6WD2", "B00J4Y9360", "B0018D1ZNE", "B0018D3KNM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52b6c5fefbc85c46c09ee52c", "partition": "shared_train", "query": "I\u2019m preparing a full-size violin for beginner practice and lessons, with clear finger-position guidance, a fresh compatible string setup, and the right rosin for dependable bowing.", "positive_items": ["B09JZQ67LR", "B007Y0TJ38", "B00E9EC2K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52bcebcb8101e6655c6708f9", "partition": "shared_train", "query": "I\u2019m building a reliable bass pedalboard for recording and small gigs, with clean compression, spacious reverb textures, and a protected power setup that can run several effects with different voltage needs.", "positive_items": ["B01B23BA98", "B00B5I9GYW", "B0983WM6LC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52c582644c9b7800215042ac", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording session and need gear for expressive picking, adding lush chorus effects, connecting the pedalboard, and clearly miking the amplified performance.", "positive_items": ["B00JL5I57U", "B01DE4D4LU", "B000CZ0R3S", "B0C621L9FB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52cfe1989c6a81439aef7067", "partition": "shared_train", "query": "I\u2019m putting together a small electric-guitar practice and recording setup where I can use sturdy picks, create controllable feedback at low volume, and route several sources into a USB mixer for recording.", "positive_items": ["B06WVJ9BK3", "B00HU25WSQ", "B06XFTT7DR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52e253be27f232e37c12827b", "partition": "shared_train", "query": "I\u2019m getting ready for a casual acoustic blues jam and need to refresh my guitar\u2019s bright strings, have flexible picks for strumming, and add a C harmonica for melodies.", "positive_items": ["B01C5TBS90", "B0BJ8WDC13", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52e6a77a7255735eeb65f833", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic guitar performance rig and need a way to reduce feedback, keep small accessories within reach on a microphone stand, and safely carry my in-ear monitoring equipment.", "positive_items": ["B004MW5BCE", "B081T15JTY", "B07HM8Q5FR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52f089ecc65546ff83f5e45b", "partition": "shared_train", "query": "I\u2019m setting up a home recording rig to restring my electric guitar, record and mix parts in my DAW, and accurately monitor the results with hands-on control.", "positive_items": ["B01C5TBX68", "B09Y1X5BSC", "B07FWK4Y9T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52f276c70ab2e2c378b90147", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and recording corner, and need reliable guitar and microphone connections, a secure strap attachment, and safe wall storage for the instrument.", "positive_items": ["B076ZCV288", "B072PQT2DM", "B079TLFL33", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52f9d9a82448ac5e94aa8007", "partition": "shared_train", "query": "I\u2019m setting up a small recording and rehearsal station where I can position a microphone securely, route balanced audio between my mixer and effects gear, and let several performers monitor the session through headphones.", "positive_items": ["B00O14MQNU", "B0812944LM", "B07X22BWTD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52fad750cc332c05e81ae702", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for practicing and performing electric guitar at home, with a comfortable way to play standing, a safe padded place to keep the instrument, and a long, low-noise connection to my amp.", "positive_items": ["B00M5DW2JW", "B083F85BTZ", "B0BCXJZ83G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-52faf3666172558e099c33c9", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar and five-string bass ready for a small live gig and need fresh strings, a fast way to tune both instruments, tools for restringing, stage feedback control, and a secure place for my drink on the mic stand.", "positive_items": ["B006XYAR0U", "B001D2TPZU", "B015XDJB9E", "B0BKZ5F8BS", "B08R5GM6YB", "B07BWMQFMT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53023e34bd6ae96b4b02bc66", "partition": "shared_train", "query": "I\u2019m setting up a small portable keyboard-and-vocal performance for community events and need amplified sound with wireless music playback, a stable adjustable microphone position, and the correct replacement power supply for my Casio keyboard.", "positive_items": ["B015NBUZEG", "B015JTEBN8", "B00LZCSZ1S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5315bc56945c6a3dd6f275a8", "partition": "shared_train", "query": "I\u2019m creating a compact classic-rock tribute display for my shelf, with detailed miniature guitars representing different legends and a matching drummer\u2019s kit to complete the music-themed scene.", "positive_items": ["B08FVNT536", "B07P6N474L", "B07BY14ZP5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5315f9a42061ef2845f0e306", "partition": "shared_train", "query": "I\u2019m setting up a quieter apartment drum-practice corner and need ways to reduce playing volume across my kit, including a low-volume tom surface, durable drum mutes, and wall treatment to help control reflected sound.", "positive_items": ["B07V4GG652", "B09BKZBTTJ", "B0BKZ73MYV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5319b4933345039f5043037e", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a small rehearsal: I need fresh high-strung strings, reliable connections between my pedals and amp, a long cable for the instrument, and a secure temporary place to rest the guitar.", "positive_items": ["B0038341BK", "B01DE4D4LU", "B097FMTZCP", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-531fe85e95f0bd5fad42c45f", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording space where I can capture clear vocals, monitor mixes in detail, and safely protect my electric bass.", "positive_items": ["B015XTFNP4", "B01MRV9Z1Y", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5324ef32580b2ecac678b39f", "partition": "shared_train", "query": "I\u2019m setting up my Strat for Texas blues and hard rock, and need a hotter pickup, heavier strings, precise picks, a bright brass slide, and fretboard cleaner and conditioner for the upgrade.", "positive_items": ["B0020YH3DQ", "B09WCL5QKV", "B09R2TMLJR", "B0BSGM6CQ9", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-532adb2b5d87a810e59a0d5e", "partition": "shared_train", "query": "I\u2019m starting a mandolin practice routine for casual jams and need a comfortable instrument setup, an adjustable way to keep it secure while playing, and a clear reference for learning chords and fretboard positions.", "positive_items": ["B075KBYHX1", "B07DBY7C79", "B077YZCWSD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-532d6e86b365778b72f83437", "partition": "shared_train", "query": "I\u2019m refurbishing my tremolo-equipped electric guitar and want hotter bridge tones, smoother volume roll-off, refreshed controls and output wiring, a securely attached strap, and a tremolo arm that stays properly positioned.", "positive_items": ["B01HLGDD1I", "B0002D0B8Q", "B00C5B20FK", "B0BR2G8WYG", "B0002KZEAE", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5330268e967c33f575de1b0f", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic-guitar performance and need warm-sounding replacement strings for my 12-string, an easy way to change keys, and stable height-adjustable support for the PA speakers.", "positive_items": ["B07NSWD8BR", "B0BSCFTV2G", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-533f198e9dbd4c4b1e847ce8", "partition": "shared_train", "query": "I\u2019m setting up a small home piano performance studio where I can play and sing, capture clearer vocals without harsh breath pops, and add rhythmic flashing stage lighting for recorded music videos.", "positive_items": ["B016QUXTZU", "B075L7B994", "B01E4H6QWK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53409495359e2c931bbdcd3e", "partition": "shared_train", "query": "I\u2019m restoring an older 12-string acoustic guitar and need compatible hardware to improve tuning, replace the worn string-support pieces, and secure the strap safely for regular playing.", "positive_items": ["B07FMDDGKM", "B07L2S4841", "B01KNQ0AP0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-535c67ca7d311df2da5a9ffb", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance for several vocalists and an electric instrument, and need multiple microphones, reliable long instrument connections, flexible cable routing, and a way to remove unwanted AC hum from the signal.", "positive_items": ["B00JXOCJDK", "B07C91JT14", "B06XB3FQKB", "B0BK9YKQFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5361eaf5085a7b9548c68a84", "partition": "shared_train", "query": "I\u2019m refreshing my Strat for regular playing and need a new body guard, secure strap attachment, heavier-gauge strings, durable picks, and a safe wall-hanging setup for my guitars.", "positive_items": ["B00H35YIJE", "B00HU25WSQ", "B0BSGM6CQ9", "B014ZYPT34", "B00LTDOL02"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-537b579e92bebac143b65d5f", "partition": "shared_train", "query": "I\u2019m getting my tenor saxophone ready for rehearsals and want supplies to refresh its lacquered finish without scratching it, while replacing the reeds for a reliable, comfortable response.", "positive_items": ["B0BYJT8YSN", "B0B3VBZBL8", "B00T3G0F5C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5386cae305aaeb0173ba803a", "partition": "shared_train", "query": "I'm setting up my electric guitar for classic rock practice and small gigs, and need a way to secure the strap, comfortable nylon picks with grip, and an adjustable distortion sound with true bypass.", "positive_items": ["B000BBEQZ8", "B09HTV1RV3", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-538e56cea7adcaaa96eb2975", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for an upcoming performance and need long-lasting medium strings, an easy tool for removing bridge pins and trimming and winding the new strings, plus a reliable clip-on tuner for precise setup.", "positive_items": ["B09BF8XDF4", "B00646MZHK", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53a6a1fc11b89aa1f986e703", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and want to rewire its control cavity with vintage-style wiring, add push-pull switching and 500K controls, preserve treble when rolling down the volume, and replace the worn string guides to improve tuning stability.", "positive_items": ["B01HLGESYE", "B01DFIGIB8", "B0B8F6LD9F", "B0B92LPGD2", "B00LUVIURS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53aa7242101389605392af61", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar setup for recording and live practice, with layered overdrive tones, warm vintage-style phasing, and reliable non-slip picks for precise playing and hard strumming.", "positive_items": ["B004MZUDU6", "B0016BFBO2", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53b60e2b9c2149a839f4e721", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record guitar songs, with flexible foot-controlled effects for performance, clean microphone capture for acoustic guitar or percussion, and an interface with headphones for monitoring and mixing on my computer.", "positive_items": ["B00M9CUL60", "B075KXPBJ4", "B00HV8F694"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53b65d2c9e856d3cb9c090ad", "partition": "shared_train", "query": "I\u2019m setting up my bass for regular gigs and need replacement strings, a comfortable wide strap, and low-profile locking end pins to keep it secure while playing.", "positive_items": ["B0009FC928", "B0B8LZKBN7", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53c43c417af6e429ca970305", "partition": "shared_train", "query": "I\u2019m preparing for a small live set using both my acoustic and electric guitars, so I need suitable replacement strings for each instrument plus a convenient way to keep extra picks and a slide within reach on my microphone stand.", "positive_items": ["B09HKJZ83T", "B07J4Y1XZ3", "B07C5RMKBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53c613e39cf18c507f496775", "partition": "shared_train", "query": "I\u2019m putting together a compact pedalboard for live guitar sets, with reliable tuning, an acoustic-style option from my electric, and lush swirling modulation for varied songs.", "positive_items": ["B000S5JFZI", "B07Q6L4YMC", "B0928FMP3T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53cae1207bb9c966e2c85eb3", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular rehearsals and need comfortable adjustable shoulder support, a secure way to keep the strap attached, and an all-in-one tool for changing and maintaining the strings.", "positive_items": ["B0B2Z13RCR", "B079TLFL33", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53d4cc5bcb13e9caabc189e9", "partition": "shared_train", "query": "I\u2019m setting up a small drum recording session and need reliable close-miking for the kit, enough channels to route multiple microphones to my mixer, compact low stands, and replacement hardware for precise drum tuning.", "positive_items": ["B003OH2KNQ", "B007CUIPCG", "B09L5QDZR6", "B007EWI7DE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53e295d34caedd3dbb6808c6", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion setup for acoustic gigs and jam sessions, with hands-free rhythmic accompaniment, soft tools for cymbal swells, lighter options for drum textures, and one easy-to-carry organizer.", "positive_items": ["B0CCK4YYNM", "B002LJPL5W", "B0BKZ22NHL", "B0002D0I34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53e35d6b65c2e5c4df6d25bd", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for gritty vintage-style tones, running it through a two-channel tube amp head, and adding a compatible wireless transmitter to use with my existing Relay G10 receiver.", "positive_items": ["B01DD3JA8I", "B01KHP70Q4", "B076PYHDQ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53eba1a4860a7b87b707b32a", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice rig and need reliable wireless playing, balanced connections to my amp or effects, a stable place to park the guitar, and supplies to clean and condition the fingerboard.", "positive_items": ["B07QH1B746", "B00OA627NI", "B018FCZKR2", "B0B8Z5SBPZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53f1debe61a77b63e0f5b22b", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for upcoming rehearsals and want fresh regular-gauge strings, dependable stage-length connection, and an easy way to keep standard picks within reach while playing.", "positive_items": ["B0064RTS0G", "B01DPCONFM", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-53f4576da6a9630842c0f6fa", "partition": "shared_train", "query": "I\u2019m preparing for a school concert where I\u2019ll alternate between Bb clarinet and soprano saxophone, and I need reliable replacement reeds plus comfortable mouthpiece protection for focused playing and less vibration.", "positive_items": ["B0C4VJ2KWW", "B00TH478JQ", "B09371GHGV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5408e5b87035b030032694c8", "partition": "shared_train", "query": "I\u2019m restoring a six-string acoustic guitar and want to refresh its appearance while protecting the top, replace the existing tuning hardware with a complete matching set, and improve the instrument\u2019s clarity, sustain, and brightness with a bridge upgrade.", "positive_items": ["B0093WM8EM", "B009AQZM30", "B06XH7487S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-540f15a94f25345e7d451e70", "partition": "shared_train", "query": "I\u2019m refurbishing a compact electric-guitar setup for rehearsing and small jam sessions, including a replacement volume control, swirling modulation effects, a battery-powered practice amp, and a comfortable leather strap for playing standing up.", "positive_items": ["B0002KZEAO", "B013NBWYZQ", "B000BVN582", "B004FEBS8K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54111b93b16ef95ca49eb5d0", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record guitar and other instruments, with versatile inputs for expanding my setup and accurate over-ear monitoring for playing and mixing.", "positive_items": ["B09R3KNKKG", "B09B45DLQG", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-541fd3a7782ce130fb8ef535", "partition": "shared_train", "query": "I\u2019m preparing my snare drum for a gospel performance and need to restore its crisp response, tune the head precisely, and have durable, responsive sticks suited for expressive playing and varied volume.", "positive_items": ["B0012NGBWK", "B0002F71RI", "B0BLZ5D8YF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54202fda6fa4fc6d5b691a08", "partition": "shared_train", "query": "I\u2019m setting up a home songwriting rig to restring my classical guitar, play virtual instruments, and monitor practice and rough mixes privately without disturbing anyone.", "positive_items": ["B0BBL46CCV", "B0C37QCPS4", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-542313a77cdc05353a3a30dd", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly home band setup for songwriting and small rehearsals, with an acoustic guitar for rhythm, electric guitar for lead parts, and a bass setup with amplification, plus the basic gear needed to tune, connect, carry, and play everything.", "positive_items": ["B0919GG26D", "B06XD3F46P", "B0B7Z4Z88L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5425e47586f55aa11b89b328", "partition": "shared_train", "query": "I'm putting on a small live singing performance and need a sturdy adjustable boom setup for vocals, two dynamic cardioid microphones for singers, and adjustable heavy-duty tripod stands to elevate the PA speakers.", "positive_items": ["B09QS9967R", "B015M92GZ0", "B019NY2PKG", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5429cd33253ee8b5032be111", "partition": "shared_train", "query": "I\u2019m upgrading my bright electric guitar for classic rock gigs and need a warmer, higher-output bridge tone, dependable fresh strings, a short pedalboard connection, and a comfortable adjustable strap.", "positive_items": ["B095XZJ99J", "B073RQ21QH", "B01DE4D4LU", "B00L9ELI20"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5434a7d97375edc7264b61be", "partition": "shared_train", "query": "I\u2019m restringing my electric guitar with a heavier-gauge set, need a scratch-free way to wind the tuning pegs, and want plastic thumb picks for practicing afterward.", "positive_items": ["B0B8YWPB3K", "B0C6K471PB", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-543ad0b50bdaa98f8e3e1b82", "partition": "shared_train", "query": "I\u2019m setting up a convenient guitar practice station and need a reliable way to connect to my amp, keep picks within reach, and build finger strength, coordination, and calluses when I\u2019m away from the instrument.", "positive_items": ["B0B28X36H2", "B0B8FSCM9L", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-543aeefa0e0ae296ab35b9b7", "partition": "shared_train", "query": "I\u2019m refurbishing my electronic drum kit and need a responsive crash cymbal, stable replacement feet, and compatible mounting hardware to secure and position the cymbal reliably.", "positive_items": ["B003GHME08", "B000S5MVCC", "B07V8C74S9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54449e1530a0a9b97c9d18c8", "partition": "shared_train", "query": "I\u2019m preparing a small electric-guitar recording setup: I need to restring and tune the guitar, play with reliable picks, shape the tone with classic wah effects, connect the pedalboard, and mic the amp cleanly while reducing unwanted breath and wind noise.", "positive_items": ["B0B95V41NR", "B01N9VNZPO", "B08CMHD5HG", "B08DBDD6CM", "B07F5PX9Y3", "B0BSGM6CQ9", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5445c25c8a841651f7cdfaa8", "partition": "shared_train", "query": "I\u2019m getting a 3/4-size acoustic guitar ready for lessons and small gigs, and need padded transport with accessory pockets, a comfortable adjustable way to wear it, and a supply of warm-sounding picks.", "positive_items": ["B09V91H5XM", "B07VWSB34H", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-544969a76448eca74e9008c5", "partition": "shared_train", "query": "I\u2019m setting up a small home podcast recording station and need reliable microphone connections, a compact mixer with USB recording and built-in effects, plus closed-back headphones for monitoring while I mix and edit on my computer.", "positive_items": ["B076DV1W53", "B00NPAMDQ6", "B07H5HM6F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5452e647ab3275aa15fbc972", "partition": "shared_train", "query": "I\u2019m getting ready to play guitar at a small gig and need a long stage connection, an adjustable way to hold the instrument, and durable picks for consistent strumming.", "positive_items": ["B000XPUMDM", "B07F5PX9Y3", "B012NN45N4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54541d2dbefced357bf3e5f6", "partition": "shared_train", "query": "I\u2019m creating a singer-songwriter demo with recorded vocals and guitar, plus keyboard parts for digital accompaniment, so I need a compact setup for capturing and arranging everything.", "positive_items": ["B09VT45772", "B009AS1FLG", "B0B3LLNVNC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-545600dfb50b5b2d460d03d5", "partition": "shared_train", "query": "I\u2019m giving my Stratocaster a careful setup and fretboard cleanup, including stabilizing the tremolo arm, supporting the neck safely while I work, conditioning the fretboard, and keeping the guitar secure on padded stands afterward.", "positive_items": ["B0BR2G8WYG", "B093YKLWVN", "B08JMQR2JK", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54575e0ab58f6bd38eb760c7", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar station where I can safely keep several instruments accessible, repair a vintage-style electric guitar\u2019s string spacing, and explore warm slide tones during practice.", "positive_items": ["B0B3VJ3TCJ", "B0C2X15CPH", "B07X2LN3FV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5467b7372a0b7117b995ed97", "partition": "shared_train", "query": "I\u2019m putting together a small live music performance and need a wireless handheld vocal mic, reliable balanced connections to the sound system, and a long shielded cable for linking an instrument or amplifier onstage.", "positive_items": ["B079W7NWNH", "B0762RR18T", "B0050J3MN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-546cdc9fd6d0c20013efcc16", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular practice and small gigs: I need easy-playing, bright-sounding strings, a reliable way to tune it, and convenient access to picks while I play.", "positive_items": ["B00IFOTSJW", "B007MY5BDI", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5471ea5bfb979e968927ae77", "partition": "shared_train", "query": "I\u2019m starting intermediate B-flat clarinet lessons and need a reliable instrument, easy-playing replacement reeds, and a compact stand for practicing and performances.", "positive_items": ["B09TQ5K47S", "B07WJYTDMH", "B09D23M922"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5479df9c0aa26ef3e91293e7", "partition": "shared_train", "query": "I\u2019m wiring a small live vocal setup and need balanced microphone runs plus short XLR-to-TRS connections between the mixer and outboard audio gear.", "positive_items": ["B00D5K983C", "B09617MLP2", "B00L9R9YVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-547a0bd8e257b7878d99558a", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic ensemble performance and need an affordable full-size nylon-string guitar, dependable bow rosin for the violin, and clear flip-folder windows to keep our sheet music easy to read.", "positive_items": ["B00004UE2D", "B001TOI5QM", "B06XDBGL88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-547a3996b9886163573ef34d", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for home practice and need heavier-gauge strings, reliable clip-on tuning, and an easy amp with clean and overdriven sounds.", "positive_items": ["B0BT862N4P", "B0BSGM6CQ9", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5489252403119a71a637d300", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar setup for rehearsals and small gigs, with a comfortable strap, a secure way to keep spare picks within reach, and picks that provide a warm, natural playing feel.", "positive_items": ["B0BXT384GR", "B074WXM13T", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-548b1561340cada0f0441240", "partition": "shared_train", "query": "I\u2019m putting together a compact solo folk performance setup: I need to restring and retune my acoustic guitar, keep it securely supported, add hands-free rhythm, and include a couple of portable wind instruments for melodic variety.", "positive_items": ["B07L9BSXHG", "B005FG34F2", "B0BFKQ9QXD", "B09T13DYNN", "B00B2N3XU8", "B00VK4YXF8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-548d679c3a34262c3edac8ea", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster for practice and small gigs, with a replacement tremolo cover, dependable clip-on tuning, and assorted pick thicknesses so I can set up and play comfortably.", "positive_items": ["B09NWCD36N", "B00IFOTSJW", "B0C6J149WZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-548eda029ce57b4b77685f60", "partition": "shared_train", "query": "I\u2019m restringing my super-long-scale four-string bass and need bright, durable strings, a protective neck-support work surface, and a non-scratching cloth for cleaning and polishing the finish.", "positive_items": ["B07D5W5X3Z", "B07WPS4QD8", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5497317b023e80db5958aa34", "partition": "shared_train", "query": "I'm putting together a compact home songwriting and recording setup. I need fresh strings for my electric, 12-string acoustic, and standard acoustic guitars, plus a portable USB/MIDI keyboard for programming parts and controlling virtual instruments.", "positive_items": ["B0B9M4SJ24", "B00COPKOUK", "B07DWY7R2X", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5498cad2714173a0998073b3", "partition": "shared_train", "query": "I\u2019m organizing a brass ensemble rehearsal and need suitable mouthpieces for trombone, tuba, and French horn, plus a pendulum metronome to keep everyone\u2019s tempo steady.", "positive_items": ["B008LMR2HI", "B000CDU28U", "B076T81GFB", "B0BHT533DJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54a0df2adb9db0aad2dfd11f", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for a recording project and need a way to protect it from seasonal humidity, keep the strings clean and sounding fresh, and replace them with a light high-strung setup for a convincing 12-string-style doubled part.", "positive_items": ["B001FSZR4U", "B0BPKTYTPQ", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54a1fee19e65944bf556af7d", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for rehearsing and gigging on flute, alto sax, and guitar, with stable support for both horns and an easy-to-reach holder for standard picks that won\u2019t damage my guitar\u2019s finish.", "positive_items": ["B0BXT2WN33", "B001EEO8IQ", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54a3c488cb7c440e3b97852e", "partition": "shared_train", "query": "I\u2019m preparing my full-size violin setup for lessons and rehearsals and need comfortable playing support, a responsive bow, and a protective way to carry my music stand.", "positive_items": ["B0026GDPJO", "B002TQSQOA", "B0C2WSDDDF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54a5300f6e678c2d32865e03", "partition": "shared_train", "query": "I\u2019m putting together a comfortable, reliable setup for carrying and safely parking my guitar during rehearsals and small gigs, with an adjustable strap, extra shoulder cushioning for long playing sessions, and a folding stand for transport.", "positive_items": ["B000TGSM6E", "B08BW2TBD7", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54a5eab75911f54502dfcabe", "partition": "shared_train", "query": "I\u2019m putting together a simple home recording setup for singing and acoustic demos, with one mic for live vocals, another for detailed studio capture, and long XLR connections to reach my audio equipment.", "positive_items": ["B00NPAMDQ6", "B0BYXVCSGG", "B003VP9VI8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54a77662d624feeff3f48754", "partition": "shared_train", "query": "I\u2019m putting together a portable electronic-music setup and need fitted polycarbonate covers to protect my keyboard, DJ deck, and compact music-making unit from dust, spills, and transport damage while keeping cables connected.", "positive_items": ["B01DDMH59U", "B01BGWIHHI", "B00OY66WRQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54b4e31385460189ce24807b", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic-guitar practice setup with a comfortable adjustable seat, padded protection for carrying the instrument, and a clip-on contact microphone for accurate tuning in noisy rehearsal spaces.", "positive_items": ["B0BLLKKFR8", "B07MZYNZ1C", "B014W0L7ZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54c1d9898e95ffa5ba6312ef", "partition": "shared_train", "query": "I\u2019m preparing a small clarinet recital and need a compact way to safely park the instrument between pieces, hold sheet music while seated or standing, and amplify my spoken or sung introductions with a wired microphone.", "positive_items": ["B0B6P55RBN", "B09TQ5K47S", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54d5569a6a5c1f1bd3a2c9cd", "partition": "shared_train", "query": "I\u2019m putting together a guitar practice and songwriting setup where I can shape expressive wah tones, keep my existing strings clean, and build songs with looping and built-in rhythms for live-style practice.", "positive_items": ["B0771QC7RH", "B09YDBKT7M", "B086QN18MT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54d9de957c4a1110395fca27", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for recording and gigs, and need flexible tone compression, dependable multi-pedal power, plus a safe way to power a vintage 9V pedal without a standard power jack.", "positive_items": ["B0027AEQ4W", "B008NCVT8Y", "B00D8HW0HI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54ddd1336db23e1a26d03c29", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster and setting up a small home recording session: replace the tremolo backplate, restring and polish the guitar, then record both amplified guitar and vocals with stable mic placement, suitable instrument and XLR connections, and plosive protection.", "positive_items": ["B017NT392Q", "B07WW5PKCP", "B07PSWC1XY", "B0C6J149WZ", "B072PQT2DM", "B002E9IMD2", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54e4180513636074dc6aafea", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar singalong and need supplies to refresh and repair my 3/4-size guitar, carry it safely, and let two singers use microphones through a PA system.", "positive_items": ["B015TBAAT0", "B01199MA9Y", "B00TOKTBL6", "B07VWSB34H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54ed483dd568e984fc950909", "partition": "shared_train", "query": "I\u2019m putting together a solo cajon performance setup and need hands-free foot percussion, a way to process the cajon microphone, and distinctive scraped frog-like accents for layered rhythmic texture.", "positive_items": ["B01B1IBSIM", "B00HV7U4CY", "B00NP8GYVS", "B01LYSI4XE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54edd0317cb3cbb9bbe41b0f", "partition": "shared_train", "query": "I\u2019m setting up my bass rig for recording and gigs, with vintage-style tone shaping, a dependable way to keep the strap attached, and a short, clear, low-noise connection between the instrument and effects.", "positive_items": ["B07635X9VJ", "B01G7QXYOE", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54ef9df3965b7cacc1cdb5ae", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar setup for practicing and creating layered songs at home and during small jam sessions. I need a beginner-friendly Strat-style guitar, an easy looper for overdubs, and a portable board with secure mounting and carrying storage.", "positive_items": ["B07R28FF44", "B07J9JR6VP", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54f04b0c10a4e36bc6e0cab5", "partition": "shared_train", "query": "I'm building a versatile electric-guitar pedalboard for rehearsals and gigs, with transparent solo lift, thick responsive overdrive, and reliable isolated power for multiple standard and high-current effects.", "positive_items": ["B08WJ51W6B", "B07RMKT3YJ", "B0BCHJXLV3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54f1f23874d3a498e51f49e9", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal and recording rig for a band demo, with reliable MIDI connections, cymbals for the drummer, several mics for vocals and instruments, guitar effects and looping, plus a condenser mic for detailed studio tracks.", "positive_items": ["B07BSSS8VZ", "B074LSHT37", "B07TDNWYSB", "B0928H9QXC", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54fb7f3344696ea24cf1569c", "partition": "shared_train", "query": "I\u2019m putting together a compact rehearsal setup for guitar, keyboard, electronic drums, and a microphone, and need reliable 10-foot connections to route everything into a mixer or powered speaker with minimal noise.", "positive_items": ["B07G3LRKZS", "B0B28TXFWZ", "B08YJXB8RD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-54fd442e6f192bb6c53bcd27", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and want to clean and condition the fingerboard, check and fine-tune the string height, and upgrade my playing setup with a comfortable strap and reliable picks.", "positive_items": ["B00B0AQHVA", "B00NARHNCS", "B07MDT5WJX", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5511ebdb1cd62002887abac4", "partition": "shared_train", "query": "I\u2019m preparing a small live saxophone performance and need a comfortable way to support the instrument, position a microphone close to it, and connect that mic reliably to powered audio equipment.", "positive_items": ["B0B4SGJRHR", "B06Y6BCX7B", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-552212e347e017e1872eb3e1", "partition": "shared_train", "query": "I\u2019m putting together a small live rehearsal recording for a singer and drummer. I need clear vocal and drum/percussion pickup, reliable XLR connections, a way to split a microphone signal, vocal mic protection, and comfortable sticks for playing.", "positive_items": ["B07N5J3GTB", "B08DBDD6CM", "B01H8E58SY", "B0CB98SMQR", "B091MZPYBQ", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5530d9a2e98ff4222f3a94b6", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for recording and want heavier-gauge strings, an easy way to restring and trim them, plus polish wipes to clean and protect the instrument afterward.", "positive_items": ["B0BSGM6CQ9", "B0146YTJOI", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-553841a2c54580162561c45e", "partition": "shared_train", "query": "I\u2019m outfitting a three-guitar rehearsal setup and need strings for both a bright, high-output electric tone and a smooth warm jazz sound, plus secure padded stands for the instruments.", "positive_items": ["B09G5QS1VD", "B08JMQR2JK", "B0B927ZR1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-554d4d3274b69fa39af63126", "partition": "shared_train", "query": "I\u2019m setting up a comfortable electric guitar practice rig at home, with reliable connection to an amplifier, flexible tones for playing along with music, and secure hands-free support.", "positive_items": ["B0BT862N4P", "B01DPCONFM", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-55684aee651a7797d5248fed", "partition": "shared_train", "query": "I\u2019m rebuilding my electric guitar rig for rehearsal, using heavier strings, a long run to the amp, and compact connections between pedals.", "positive_items": ["B09JJ586GD", "B07BLM53Z1", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-556e324a803d140dfde8dd07", "partition": "shared_train", "query": "I\u2019m preparing a portable outdoor guitar-and-vocal performance and need replacement strings, weather-resistant protection for my compact amp, and hands-free wireless vocals for speaking and singing.", "positive_items": ["B084ZHY54C", "B07C44P8H1", "B0002D0L5E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-556fe7008f9731483f83a3db", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and livestream recording station and need a multi-input audio interface, an adjustable boom for hands-free microphone placement, and accessories to reduce handling vibrations and plosive noise.", "positive_items": ["B07CRFB66G", "B09RN7GR8F", "B088CX325D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-557042b63ccf7ce916ef0f07", "partition": "shared_train", "query": "I\u2019m preparing a compact blues-acoustic setup for rehearsals and small gigs: I need fresh strings for my 12-string, secure strap hardware for my ukulele, a stand for two instruments, protected transport for my amp, and several harmonica keys for playing live.", "positive_items": ["B001GF9AOK", "B00N5THBGO", "B01LKYTQOK", "B00BXE4R6U", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5577d0c096a74d761bc174a6", "partition": "shared_train", "query": "I\u2019m setting up a small electronic music and guitar performance space, with elevated studio monitors, a long MIDI connection for my keyboard gear, and a reliable instrument cable for routing the guitar signal.", "positive_items": ["B07GS5R4TX", "B076X9C7H1", "B07MJJ281Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-5584647c24181d5f2194a55a", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for a tighter, more controlled live sound: I need matched tom heads, a bass drum head that reduces unwanted overtones, and an adjustable boom attachment for mounting an additional cymbal.", "positive_items": ["B0B9HNVSF9", "B0BKZ2BPGS", "B07H8ZYVMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5594783512a10c3e65b52cbf", "partition": "shared_train", "query": "I\u2019m putting together a comfortable home music practice setup for switching between flute, alto sax, and keyboard, with secure instrument support, 3.5-strength reeds, and a padded seat.", "positive_items": ["B0BLLCTGJP", "B0BXT2WN33", "B00T3G1164"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5595e37ba69e0e3696d38199", "partition": "shared_train", "query": "I\u2019m setting up a small live band rehearsal and need to connect guitars, bass, and several microphones to a multichannel mixer, while reducing hum and running balanced audio cleanly to the sound system.", "positive_items": ["B08DZZ89Z9", "B00356J8KE", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55972b98c1511baf990461ab", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar and building a compact rock pedalboard for home playing: I need replacement hardware for solid-shaft controls, high-gain distortion, protected multi-voltage pedal power, easier footswitch access, and effects-loop level control for a loud tube amp.", "positive_items": ["B00CIHB8FY", "B01ERE7DVS", "B01LSHMR86", "B086QP7WM2", "B07GB5NDFZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55a7cb2453833e27dfd8e9dd", "partition": "shared_train", "query": "I\u2019m setting up a reliable guitar rig for rehearsals and need space for several effects, precise jazz-style picks, a versatile tool for quick hardware adjustments, and fretboard cleaner and conditioner for regular maintenance.", "positive_items": ["B0928HW2P4", "B0BXT6TM6N", "B09Y683JGR", "B09R6GDRV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55be13bc5a09fa5b9b868404", "partition": "shared_train", "query": "I\u2019m refreshing my Tele-style instrument for rehearsals and need a comfortable adjustable shoulder strap with secure strap-attachment hardware, plus a replacement chrome dome control knob for the missing original.", "positive_items": ["B07BNT1Q68", "B09V91H5XM", "B0BXSYL7S4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55c015730072f064047cfce9", "partition": "shared_train", "query": "I\u2019m preparing to transport and rehearse with my straight soprano and tenor saxophones, and need protective fitted cases with neck and mouthpiece storage plus a comfortable adjustable strap.", "positive_items": ["B076W18YDF", "B076T9QJL4", "B07K1WR96C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55c5a467221c7fc3f5253309", "partition": "shared_train", "query": "I\u2019m setting up for regular acoustic guitar practice and small jam sessions, and need a way to carry and protect the instrument, keep it tuned, play comfortably, and store it safely between sessions.", "positive_items": ["B095QBH5ZB", "B07YMM3JP1", "B08XYTW5S2", "B01D53JWQQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55d581dabd9d72ed3d4eb94f", "partition": "shared_train", "query": "I\u2019m building a beginner home drum setup and need a five-piece kit with hardware, grippy practice sticks, and polish to keep my brilliant-finish cymbals clean and looking bright.", "positive_items": ["B07DK5MHS9", "B07BKSR1Y8", "B07QLGB4D8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55de241703bcba837a9c4d21", "partition": "shared_train", "query": "I\u2019m putting together a guitar-and-effects setup for rehearsals and small gigs, with versatile tone tools, hands-free switching, reliable pedal power, clean hum-free signal, a dependable instrument connection, comfortable support, and accessories for quickly changing keys and playing styles.", "positive_items": ["B07MDT5WJX", "B00N4ZHQ14", "B0B95V41NR", "B09NWCD36N", "B00B5I9GYW", "B0002E4YI8", "B07Y6TSTS2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55ed7fc297104b7e0334575b", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording corner and need a stable way to position studio monitors, connect my laptop\u2019s stereo output to them, and keep my guitar safely accessible between takes.", "positive_items": ["B005JTV358", "B08BW2TBD7", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55f45b68a8a0894ce088694b", "partition": "shared_train", "query": "I\u2019m setting up a small home bass-recording corner and need fresh strings for a bright, playable tone, a secure wall display for the instrument, and multitrack recording for layered demos.", "positive_items": ["B00GGN4NXA", "B08DM9NFLH", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-55fbe90c25190102d96e44ab", "partition": "shared_train", "query": "I\u2019m upgrading my PRS-style electric guitar and building a complete practice rig, so I need higher-output pickups, a stable intonatable bridge, flexible overdrive, and a powerful combo amp for shaping tones.", "positive_items": ["B07CNHZ8KW", "B0C34QD49B", "B07JKRBNWY", "B006X0TVTW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-560ae5f750a414d0c424888a", "partition": "shared_train", "query": "I\u2019m restoring a black Tele-style electric guitar and need compatible hardware and electronics to mount the neck, install a string-through bridge and bridge pickup, replace the output jack plate, secure the pickguard and strap, and finish it with heavier-gauge strings.", "positive_items": ["B0BSGM6CQ9", "B08HQ955J1", "B08JKPZ1YT", "B08MKGMQ74", "B07N2HNC81", "B07KRZ1HH8", "B01LKYTQOK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-560c02a8850da1885a416423", "partition": "shared_train", "query": "I\u2019m recording an expressive rock demo and need lush guitar modulation, classic wah-style tonal control, and a quiet studio condenser microphone for capturing lead vocals.", "positive_items": ["B0928FMP3T", "B0C3BSXX6N", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5615ff39f3c227c07d888493", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for recording seated vocal performances, with a dynamic microphone, stable low-position placement, a cable to connect it to my audio equipment, and effective control of vocal pops.", "positive_items": ["B000BO8ZGQ", "B01LZ7ET20", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-561c35590df302867c54bdf2", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance with a handheld vocalist and an electric instrument, so I need to reduce wind and spit on the mic and connect both performers reliably to the sound system.", "positive_items": ["B00VSYN25M", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56239730764e95216fe1c20b", "partition": "shared_train", "query": "I\u2019m setting up a portable acoustic-guitar rehearsal for a small group and need fresh strings, restringing tools, assorted picks with easy access, instrument-safe cleaning supplies, secure guitar storage, and adjustable music stands for everyone.", "positive_items": ["B0146YTJOI", "B0B9M4SJ24", "B00N5THDR6", "B08BJGBHN7", "B01K1EJQ9U", "B08R5GM6YB", "B0030LYVOW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5625315f453ffa06b6fcaf23", "partition": "shared_train", "query": "I\u2019m setting up a portable home vocal-recording station and need stable adjustable mic placement, plosive protection, and a thread adapter for compatible stand hardware.", "positive_items": ["B07PSWC1XY", "B017NT392Q", "B001H5OSCI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-562713208f04e65d78945a9a", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for a progressive-metal setup with articulate neck and powerful bridge tones, while replacing the toggle control and output jack during the same wiring job.", "positive_items": ["B0006ZNBLY", "B071XRQWW7", "B000P1RB9C", "B003H931F2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-562d62dfc7221fc78fbfda58", "partition": "shared_train", "query": "I\u2019m setting up a simple home guitar practice station and need a way to experiment with different pick weights, keep the instrument clean and conditioned, and store it safely between sessions.", "positive_items": ["B09ZTK33ZC", "B09NWCD36N", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-563756bdf16fd6c159220b4e", "partition": "shared_train", "query": "I\u2019m setting up a home music studio where I can record performances, safely hang several guitars, and replace a worn tuning key on my bass.", "positive_items": ["B072L1GZS1", "B014SLWGKS", "B00Y44W5WO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5637c1360ddab8e3a7841c85", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar rig for playing blues and slide at small gigs, with fresh strings, reliable tuning, secure hands-free support, multiple slide tones, and a compact overdrive sound for solos and rhythm parts.", "positive_items": ["B09M7P8SBH", "B0179A4ILK", "B00646MZHK", "B07NDJGN68", "B00TSCFIDA", "B0BJF97MDV", "B000UJHHLQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-563d60941c0cafb347667959", "partition": "shared_train", "query": "I\u2019m rewiring my electric guitar with vintage-style cloth-covered leads, setting it up for dropped tunings, and testing the finished setup with a cranked overdrive tone.", "positive_items": ["B00IPG7UXG", "B0BCHXKV6F", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56431178513674f4abe14ff0", "partition": "shared_train", "query": "I\u2019m rebuilding my portable DJ and lighting setup for small gigs and need to repair a compatible stand, manage surge-protected power and USB charging at the workstation, and keep all my cords and accessories organized for transport.", "positive_items": ["B00GT2H9FM", "B00BJ8Q49S", "B01MSA03JP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-564c3277208db0fc016da253", "partition": "shared_train", "query": "I\u2019m preparing a portable guitar-based songwriting and rehearsal setup with acoustic and electric guitars, needing looped song sections, drum-machine rhythms, guitar maintenance supplies, playing accessories, and secure ways to protect and transport my instruments and gear.", "positive_items": ["B084ZHY54C", "B07TNNP49T", "B074PK61ST", "B086QN18MT", "B09SNBQCM8", "B01LXTBO7B", "B09M7F7LFB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-565d29a74d13d0621a915ce8", "partition": "shared_train", "query": "I\u2019m building a portable keyboard rig for solo performances and need a 61-key instrument, hands-free sustain and expression control, plus a foot controller that can send MIDI or USB commands for changing sounds and managing effects.", "positive_items": ["B07751921M", "B092226HZC", "B00GG20DJ4", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-565f307080fedb0d0643eac7", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for extreme-metal playing with a high-output bridge pickup, refreshed controls and output connection, secure strap hardware, and tools to measure and dial in the string action.", "positive_items": ["B0B14LN9H9", "B0771QTJ78", "B07592YXPG", "B078JGMF6M", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5663459e06f6261860a5718c", "partition": "shared_train", "query": "I\u2019m preparing an amplified acoustic-guitar recording and want to refresh the instrument, add comfortable slide-play capability and hands-free support, while keeping the signal clean and free of ground-line hum.", "positive_items": ["B000UJHHLQ", "B07GFH8NTB", "B0002E4YI8", "B00M53IBCE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5664b125bad6099a8130107e", "partition": "shared_train", "query": "I\u2019m setting up a small live music party and need to refresh my electric guitar\u2019s noisy volume control, connect several effects pedals neatly, and add compact sound-activated colored lighting for the performance.", "positive_items": ["B07KXDRY54", "B07HCYDCS1", "B005T800V2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-566d17b117b37e11013e0fab", "partition": "shared_train", "query": "I\u2019m preparing a compact live performance setup for a vocal-led band and need stronger bass reinforcement, a reliable stage vocal microphone, and a 1/4-inch lead for my guitar or keyboard.", "positive_items": ["B0751MTB39", "B07RJWHP48", "B0B59363YK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56756688d238a5af49ea8cdd", "partition": "shared_train", "query": "I\u2019m putting together a mobile live music setup and need practical ways to keep guitar picks handy, make quick drum adjustments, connect phone playback to the mixer, and transport lighting and speaker-stand gear safely between gigs.", "positive_items": ["B003X0Z6JO", "B01K1EJQ9U", "B0040IM9UW", "B009IAA9DQ", "B007SRF5XU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-567a6960bca8f40e78791bc4", "partition": "shared_train", "query": "I\u2019m preparing my baritone ukulele and five-string bass for a small home recording session, so I need fresh strings suited to each instrument and a clip-on tuner to get both instruments properly in tune before tracking.", "positive_items": ["B07BHJH2Y8", "B0BHG58G2F", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-568085d928b7cb6de591e082", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live vocal performances and need an adjustable boom stand, a rugged handheld microphone with a long audio cable, and a protective bag that carries two speaker stands separately.", "positive_items": ["B09JJ784V5", "B015JTEBN8", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5683cdb1e3471f54a4f5d1d1", "partition": "shared_train", "query": "I\u2019m preparing for a small rehearsal where I\u2019ll refresh my acoustic guitar\u2019s tone, set up my electric guitar for a lower tuning, and connect the rig reliably to a speaker for playing.", "positive_items": ["B0B8YYMMB2", "B079Y9L1G1", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5684de94079721594c7ce326", "partition": "shared_train", "query": "I\u2019m building a portable, quiet drum practice setup for home and lessons, with a responsive practice surface, sticks, and low-volume hi-hat and crash-ride cymbals.", "positive_items": ["B07CD628QZ", "B09J2RGPBF", "B07175TMYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-568989070461d6e0ca8fadb7", "partition": "shared_train", "query": "I\u2019m putting together a kid-friendly home band practice setup with beginner electronic drums, comfortable support for a guitar, and a proper amplifier-to-speaker connection.", "positive_items": ["B0C5PRQ9K6", "B09CSJQ5PQ", "B0BQZN31LY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-568bece74ef3d282b7e729e3", "partition": "shared_train", "query": "I'm putting together a compact live guitar rig that needs highly accurate tuning, flexible overdrive tones for different songs, and warm analog-style delay with adjustable repeats and modulation.", "positive_items": ["B077GH8LF6", "B015HG82EW", "B07QQLLXBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-569ec5dd28d8450394180844", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar on a safe support mat: replacing the strings, control knobs, strap hardware, and truss-rod-cover screws, using assorted chrome repair screws where appropriate rather than matching them to the gold knobs, then testing the setup with durable picks.", "positive_items": ["B0BQMH91BY", "B07KX3HFB7", "B078PG7NBY", "B07QQZDLP8", "B09RTZ26KV", "B08T2DMFKD", "B001AWY4OK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-569fe8c2b8202ac020d57e0f", "partition": "shared_train", "query": "I\u2019m putting together a one-person acoustic rhythm setup for small live performances, with deep bass and snare texture, hands-free jingles, a range of shaker volumes, and a distinctive rattling accent for transitions.", "positive_items": ["B00B2N3XU8", "B0002F51DO", "B00HV7U49W", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56a0654121fb9565ebe59101", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing blues and rock: I need smooth, light-feel strings for my electric guitar, an E harmonica for melody and solos, and a padded stand that travels easily.", "positive_items": ["B08XYTW5S2", "B0BRSK33BC", "B004OAKV60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56a6832d7777e9af14fd73be", "partition": "shared_train", "query": "I\u2019m setting up a versatile electric guitar practice and small-stage rig, so I need a powerful amp, a long reliable connection from my guitar, and plenty of heavy picks for consistent playing.", "positive_items": ["B0BG95DG2H", "B0BT84L827", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56a8075c81c7e8a14e695daa", "partition": "shared_train", "query": "I\u2019m putting together a compact home music setup for practicing guitar and electronic drums alongside laptop backing tracks, needing expressive three-zone ride triggering, comfortable adjustable guitar support, and stereo laptop audio routed to quarter-inch inputs.", "positive_items": ["B01H0PACWI", "B0B96H6DMR", "B0883TDWNT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56bdae4c2585ecfad08e12e8", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar for rehearsals and live playing, and need longer-lasting strings, a reliable cable for connecting to my amp, and a simple way to keep the strap securely attached.", "positive_items": ["B0179A4ILK", "B088DD5M4V", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56bdbadd8b2abc2e368aea9a", "partition": "shared_train", "query": "I\u2019m setting up a small live performance where I\u2019ll sing while playing electric guitar, and need a reliable guitar connection plus a vintage-style vocal microphone on a stable, height-adjustable stand.", "positive_items": ["B07CNTRNWQ", "B00SZT4TTQ", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56bdc320f85b5bfd6d9df10e", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production workstation and need an ergonomic desk for my computer and controller, plus adjustable stands to position studio monitors properly while I compose and mix.", "positive_items": ["B01FSK9P5C", "B005JTV358", "B01C6YZFY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56c1a5ac7ca9ffe0a4a36e70", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station for singing and rap, with a quality condenser microphone, stable adjustable positioning, protection from plosive sounds, and everything needed to connect the mic to my computer through an audio interface.", "positive_items": ["B016QUXTZU", "B0B52FBC66", "B09VT45772", "B005OZE9SA", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56dc79f6c6af479778f41d20", "partition": "shared_train", "query": "I\u2019m refreshing my steel-string acoustic setup for practice and songwriting, with replacement light phosphor-bronze strings, reliable tuning, grippy nylon picks, and a wide-neck capo that works on a 12-string or other broad-fretboard guitar.", "positive_items": ["B0BKKLR2Y8", "B0BPLFP5P6", "B000BBGCBY", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56df9d9c5f2c50ab573bfc61", "partition": "shared_train", "query": "I\u2019m setting up a compact karaoke and rehearsal station and need a reliable vocal microphone, an adjustable stand to hold lyrics securely, and non-slip, vibration-damping feet to stabilize the connected speaker cabinet.", "positive_items": ["B01HE7Q9G0", "B001LUUXIM", "B00CPXKW8K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56e118c1425eb38fbf1afc6c", "partition": "shared_train", "query": "I\u2019m planning a family backyard sing-along and need an all-in-one setup for playlists, vocals, and accompaniment, plus easy portable instruments for adding buzzy group sounds and simple blues melodies during the party.", "positive_items": ["B01MRKN2H8", "B00LIIBKYI", "B07CQPBPHH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56eb880b4d0c3f34db119c8b", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small performances, and need a comfortable adjustable way to play standing, reliable all-instrument tuning, and picks that stay secure during strumming.", "positive_items": ["B08VF4K987", "B01IWQ9XEM", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56ecc7ecad290aafc92ff58c", "partition": "shared_train", "query": "I\u2019m getting my standard drum kit ready for regular gigs and need a way to add another cymbal using my existing stand, protect the drums during transport, and roll all the hardware easily.", "positive_items": ["B07N79N4L8", "B0BZX4HHSB", "B017DNZKZ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56ee98ec3d89f83aae33f9f2", "partition": "shared_train", "query": "I\u2019m preparing a double-reed instrument kit for a recital and need ventilated, protective storage for spare bassoon and oboe reeds, plus a soft, lint-free way to remove moisture after playing.", "positive_items": ["B07DLD371V", "B01G36OK00", "B01FVFP9S6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-56fe43426818a04cae7d0ccb", "partition": "shared_train", "query": "I\u2019m putting together an affordable beginner-friendly rehearsal setup for a small band, with drum upgrades for responsive snare playing, controlled hi-hat work, and versatile crash and ride sounds, plus dependable guitar connection and plenty of comfortable picks.", "positive_items": ["B01DE4DPSC", "B0BKZ3GCGR", "B09HL6MZ45", "B09X6FFKWH", "B0030YD3IY", "B001J1S0QU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57037a3884c0284a362a9d02", "partition": "shared_train", "query": "I\u2019m preparing a small blues and folk set with acoustic guitar, harmonica changes, and vocals. I need long-lasting guitar strings, reliable stage connections with backups, durable picks, a selection of harmonica keys, and protection for a handheld vocal mic.", "positive_items": ["B015TBAFYK", "B09TGD5X27", "B00RVE9X06", "B09396NY1C", "B001GF9AS6", "B0B2T1LF1L", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5706bee473a26c5af05b8c79", "partition": "shared_train", "query": "I\u2019m preparing for a casual blues jam and need a setup that lets me play guitar comfortably, keep picks handy, and add harmonica parts in a portable way.", "positive_items": ["B0BJ8WDC13", "B0BKZ3GCGR", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-570703f9de33ea76898b3236", "partition": "shared_train", "query": "I want to record clean podcast voiceovers at home, securely mounting my Samson condenser mic, reducing plosives and handling noise, connecting it to a recorder over XLR, and bringing a phone\u2019s stereo mini output into a mono input.", "positive_items": ["B01DK1RHK6", "B016QUXTZU", "B000LQLDM2", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-570e4bb2fd7cece0d3f1d987", "partition": "shared_train", "query": "I\u2019m setting up a home vocal-recording station and need a detailed, low-noise condenser microphone, reliable XLR connections, and a preamp that provides phantom power while adding a little warmth to the signal.", "positive_items": ["B0002GZZNY", "B06X9KG3HW", "B07JNKY9T8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5717518213045e9604394069", "partition": "shared_train", "query": "I\u2019m assembling a small live vocal rig and need clean microphone-to-mixer connections, balanced links between rack gear, and dynamic control to smooth uneven singing levels and reduce noise between phrases.", "positive_items": ["B00LIW74US", "B01DE4DEGK", "B0BMDF94FH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57199f0b54cdb34d4154b04d", "partition": "shared_train", "query": "I\u2019m putting together a portable drum setup for live gigs and need to keep the kit from creeping, mount a percussion accessory on the bass drum, and control my personal in-ear monitoring.", "positive_items": ["B091CC7YHZ", "B003HGR6VA", "B07C91W874"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-571c43f75690e9fddfa3d5c9", "partition": "shared_train", "query": "I\u2019m building a reliable guitar pedalboard for live gigs and want accurate onstage tuning, tidy short connections between effects, dependable picks for playing, and better grip when my hands get sweaty.", "positive_items": ["B015HG82EW", "B016P20UC4", "B09RHNXJMW", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-571d57201ec433bf8c01366a", "partition": "shared_train", "query": "I\u2019m filming a polished live singing performance and need clean close vocal recording with plosive control, a camera-mounted mic for on-location sound, and a reliable XLR connection to my recording setup.", "positive_items": ["B07PSWC1XY", "B0007U9SOC", "B0928H9QXC", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-572060a29acf8fff16bb26a8", "partition": "shared_train", "query": "I\u2019m restoring a vintage Precision-style bass and recording a small rock demo, needing comfortable playing support, replacement chrome hardware, a thumbrest, an amp cable, stereo room miking, and sticks for tracking percussion.", "positive_items": ["B071RYWF1X", "B06XGVNTR6", "B08T2L53XZ", "B081T5GXGT", "B07NDH59D8", "B0002E2G5Q", "B07JMJFPCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5724da7d276408ae80102fa7", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for an aggressive high-gain sound and need a bridge pickup, fresh coated strings, reliable assorted mounting screws, and new control knobs for the installation and setup.", "positive_items": ["B091JL4T5W", "B0759LF1R7", "B000A42R2U", "B078PG7NBY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-572d64c3deb26ad7a38d6e18", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to learn ukulele, record it through a mixer and effects, route several balanced channels cleanly, organize patch connections, and keep the instrument safely displayed between practice sessions.", "positive_items": ["B09398HH18", "B0002H0QBY", "B098PJDQTG", "B098PHD8T1", "B08DM9NFLH", "B01F543PAW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57359c0c780e8354e7701f9a", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for rehearsals and small gigs, and need a dependable amp connection, varied pick options for testing my feel, and a more secure way to attach the strap.", "positive_items": ["B08BSFDY99", "B00IPHSRN2", "B00F584WNI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-573b9a1db9931472ad9996ce", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for recording layered Nashville-style parts and need suitable high-strung strings, a reliable way to keep it secure while playing, and a clear connection to my amp.", "positive_items": ["B0BKZ3W1LC", "B07Y94MSG9", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57474b53537730d6fd9fa619", "partition": "shared_train", "query": "I'm putting together a portable drum setup for small gigs and rehearsals, with an easy way to roll my hardware, durable sticks for playing, and adjustable bass-drum damping to control attack and sustain.", "positive_items": ["B0BKZ22NHL", "B0BK6S8QDW", "B017DNZKZ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-575ccd19d88ec8c3138368a1", "partition": "shared_train", "query": "I\u2019m building a compact rehearsal vocal station and need adjustable microphone positioning, a secure swivel holder, and a panel-mounted input that accepts either XLR or 1/4-inch connections.", "positive_items": ["B09BCVYFH2", "B000RO6LY8", "B0002GXPRM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-577817110a2e9bc8a9876921", "partition": "shared_train", "query": "I\u2019m restoring a Tele-style electric guitar and need parts for stable string guidance, authentic vintage-style twang, and securing the bridge or strap hardware during the rebuild.", "positive_items": ["B005SGF5NI", "B0B29LK8QD", "B000WIPGG8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5780fe867912028839499a21", "partition": "shared_train", "query": "I\u2019m setting up a small community open-mic and presentation night, with a dependable wired vocal microphone, a wireless option for moving around the room, elevated PA speakers for clear sound, and a compact tabletop stand for seated speakers.", "positive_items": ["B075RPGSYL", "B01B1JHEX4", "B088GF12PC", "B081T8LBSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-578813fccfe0789444163cac", "partition": "shared_train", "query": "I\u2019m preparing for a drumming gig and need a padded way to carry my sticks, different lightweight and standard pairs for varied playing, and a clamp-on holder for fast changes during the set.", "positive_items": ["B07NDLJJSM", "B01KPTR5A8", "B0BBP71K6M", "B09TG8VP32"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-578d9c8c64284235937389d4", "partition": "shared_train", "query": "I\u2019m setting up a compact home songwriting and recording corner with computer vocals, comfortable music storage, protection for a full-size keyboard, secure wall storage for my guitar, and replacement bridge hardware for a repair.", "positive_items": ["B001R76D42", "B006X7U1Y4", "B00M6SIZ6K", "B000EEJGRK", "B07D444NSP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-578f39dc6df664ef96d1e411", "partition": "shared_train", "query": "I\u2019m setting up a compact live-band rehearsal and need to restring and accurately tune my bass, connect it to an amplifier and speakers, and add securely mounted hi-hat and cymbal percussion accents for our rhythm section.", "positive_items": ["B07MC4XF9G", "B083R2QB96", "B09SQ4LFTH", "B0006ZL2ZQ", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57b4e7cadd48563a25188340", "partition": "shared_train", "query": "I\u2019m getting ready for a casual blues jam and need supplies to restring and tune my guitar efficiently, experiment with different pick feels, and add a beginner-friendly harmonica part in C.", "positive_items": ["B0BJ8WDC13", "B07GBPF914", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57c3699a9c7d65292234d200", "partition": "shared_train", "query": "I\u2019m putting together an easy starter setup for learning electric bass, with a compact short-scale instrument, comfortable hands-free support for practice, and versatile picks for developing my playing technique.", "positive_items": ["B07D4SR8GZ", "B00HZH4D04", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57c3b2e18933cf9c06c96e9d", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need a reliable way to mic vocals, position the microphone, and connect an instrument cleanly to the mixing system.", "positive_items": ["B07N5J3GTB", "B07FZ5XBCJ", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57cd57a2982a4698cc1b3f6c", "partition": "shared_train", "query": "I\u2019m setting up a small DJ stage lighting rig and need secure mounts for fixtures on different-size pipes, plus several flexible 10-foot 3-pin DMX connections for reliable signal runs.", "positive_items": ["B078X2XFW3", "B077PGW7WT", "B01NAHVI01"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57d205668230fe8a86d8ea47", "partition": "shared_train", "query": "I\u2019m recording a layered melodica performance at home and need a USB interface for clean microphone and instrument connections, plus gentle two-channel compression to smooth levels and give the finished track a polished sound.", "positive_items": ["B076DNQXGJ", "B07CQS5DJV", "B07MJ3KSVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57d630effad26011b84ff8f5", "partition": "shared_train", "query": "I\u2019m organizing a small indoor talent show and need a reliable sound setup for two presenters or singers, multiple microphones, audio mixing, speaker stands, and cleaner protected power for the whole system.", "positive_items": ["B0C3LHML6J", "B08T2GKXNG", "B093YKC48W", "B0BB7ZN8XH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57d846b64a483f58ea22317c", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic cajon performance and need a portable setup with hands-free jingle percussion plus a way to connect guitar or bass cleanly to a PA system without hum.", "positive_items": ["B07NC8FMNL", "B0CCK4YYNM", "B00356J8KE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57db3e2290603a5abd25e9b9", "partition": "shared_train", "query": "I\u2019m putting together a blues-rock setup for dimly lit performances, with a way to turn a clean guitar into high-gain tones, keep my picks easy to spot onstage, and add expressive harmonica lines in C.", "positive_items": ["B000FET3DG", "B0BKZ2W9PQ", "B007Q27BH0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57e0a13470654172b26fbf25", "partition": "shared_train", "query": "I\u2019m preparing for long acoustic guitar practice sessions and need comfortable forearm support, reliable fingerpicking accessories, and better grip so I can play confidently without slipping.", "positive_items": ["B09LSLS83Y", "B016P20UC4", "B07K8JZGJB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57e49de59b51294e5ecdfdcc", "partition": "shared_train", "query": "I\u2019m setting up my six-string acoustic for small live gigs and need a practical setup to tune quickly, change keys onstage, amplify it into an amp, connect the amp reliably, improve its tone, and keep picks handy without damaging the finish.", "positive_items": ["B0C5PRQ9K6", "B06XH7487S", "B002C741BI", "B00CPLODUU", "B00IFOTSJW", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57ecd6bd72950f0bd4418c2e", "partition": "shared_train", "query": "I\u2019m preparing for a guitar rehearsal and small gig, needing heavier-gauge strings, a comfortable adjustable way to play standing, grippy picks, and padded stands to protect the guitar when it\u2019s not in use.", "positive_items": ["B07FYPBL6K", "B01DZ6FBBI", "B08JMQR2JK", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57f0d8044d6c40bb83b0fef6", "partition": "shared_train", "query": "I'm putting together a low-noise live guitar rig and need reliable isolated power for several pedals, a way to separate frequencies for different speaker drivers, and a stereo interface to send the finished signal cleanly to the PA.", "positive_items": ["B07B2MW7PF", "B0BPNMSDGB", "B0BMD5MVSZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-57f7803832cd218d71d3acac", "partition": "shared_train", "query": "I\u2019m expanding my rock drum kit for live performances and need contrasting china accents plus two different splash effects, with compact and larger options to create sharp crashes, quick bursts, and varied transitions.", "positive_items": ["B005GBWAN8", "B005GBW4IE", "B005GBWABK", "B0037BQEJK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58035072d1b14d92e600958e", "partition": "shared_train", "query": "I\u2019m preparing a drum kit for an amplified rehearsal and need durable sticks, a replacement bass pedal beater, rim-mounted microphone clips, a cable to connect the mics to an amplifier, and removable dampers to control unwanted drum and cymbal resonance.", "positive_items": ["B01KC85CO8", "B016QVUZP6", "B075V5TDFL", "B084RPXXBQ", "B081BPY8YY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58084baadf79de5cfb358bed", "partition": "shared_train", "query": "I\u2019m upgrading my semi-hollow electric guitar and need vintage-voiced humbuckers, reliable pre-tinned wiring for the electronics, and an adjustable bridge to improve intonation and playability.", "positive_items": ["B00XH2Q9TO", "B077K63L9F", "B00OJN9IM0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-581b8b2fffaec342c229644a", "partition": "shared_train", "query": "I\u2019m refreshing my classical and electric guitars for upcoming practice sessions, with warm, easy-playing nylon strings for one and heavier nickel strings for the other, plus a quick, scratch-safe way to change them.", "positive_items": ["B0BPKH4HB2", "B0BSGM6CQ9", "B0C3LKJXFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-581cec2946f03c845344eace", "partition": "shared_train", "query": "I\u2019m refurbishing a US-spec electric guitar and need compatible hardware to restore the tremolo control, replace the damaged output jack mounting plate, and secure the instrument\u2019s potentiometers properly.", "positive_items": ["B07BV27JM7", "B00EX1HIFW", "B001GUSYWO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5827a5fc7500fc50426a3ac4", "partition": "shared_train", "query": "I\u2019m setting up a guitar practice station and need essentials for connecting my electric guitar to an amp, keeping picks within easy reach, and quickly changing strings when maintenance is due.", "positive_items": ["B09S2VB3KW", "B01K1EJQ9U", "B08R5GM6YB", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5827da6e5f15f951bcb0bc75", "partition": "shared_train", "query": "I\u2019m putting together an advanced recorder practice setup, needing complementary sopranino and alto voices with expressive breath control, plus a compact, secure stand for resting instruments between pieces.", "positive_items": ["B07N5BCRNQ", "B000637LV2", "B0BFRR25MY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58280800264ca9ef801e0835", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small guitar lesson or rehearsal: I need reliable picks, a height-adjustable stand for sheet music, and secure padded supports for several guitars, with everything easy to fold and transport.", "positive_items": ["B0B6P55RBN", "B0BKZ3GCGR", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-582867f9aa38ef70b6b84b0a", "partition": "shared_train", "query": "I\u2019m starting an electric guitar practice setup and need an instrument I can play through an amp, with enough reach for practice and a safe place to store it between sessions.", "positive_items": ["B07T3Y7JF5", "B01I6EHKL8", "B0BH8LF6Z9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-582ae64953bc37951145a866", "partition": "shared_train", "query": "I\u2019m setting up a small live music stage and need a reliable way to route several microphones from the performers to the front-of-house mixer, extend the stage connections, and interface balanced XLR lines with 1/4-inch equipment while minimizing hum and noise.", "positive_items": ["B077H54H1Y", "B098PKQQS6", "B06XX6CGSF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-582dc68a85c405f299dae0d7", "partition": "shared_train", "query": "I\u2019m building a compact home setup to construct and amplify a cajon, record layered percussion and high-strung guitar parts, experiment with slide playing, connect everything to my gear, and keep the instruments safely supported between takes.", "positive_items": ["B00RVE9X06", "B0BPJ4Q6FJ", "B08JMQR2JK", "B00LK4LWES", "B079HH8X62", "B071R9LW86"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-582fab6ac4ba4b8932899ab9", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar practice rig and making a small hardware upgrade: I need an amp, reliable guitar and pedalboard connections, secure strap attachment, a flat humbucker mounting ring, and durable picks.", "positive_items": ["B071KZHHGV", "B0002GX7XY", "B00RVE9X06", "B010ODTFPI", "B01DE4D4LU", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-583bcce083370ac72d2ee254", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar station and need strings for a heavier-feeling electric setup, extra-light phosphor bronze strings for my 12-string acoustic, and a secure adjustable stand to store either instrument safely.", "positive_items": ["B0BSGM6CQ9", "B0BTC9YJ2W", "B01LXTBO7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-583c3aa51230f21ec95c8e4b", "partition": "shared_train", "query": "I\u2019m starting to learn soprano ukulele and want a beginner-friendly setup with reliable replacement strings, an easy way to stay in tune, comfortable support while playing, and picks suitable for gentle or precise strumming.", "positive_items": ["B094RD529N", "B071V9D3JK", "B00MXUJ394", "B002ZSE9ES", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-58669cdab7f4d7e7f405a8ce", "partition": "shared_train", "query": "I\u2019m setting up a small home podcast and live recording station where I can connect microphones, blend several audio sources, and monitor the mix accurately through studio headphones.", "positive_items": ["B07SRDVZSL", "B0B31RCL2G", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-586e465aacb6eb652cb9bed8", "partition": "shared_train", "query": "I\u2019m putting together a beginner Celtic music setup to practice melody and rhythm, and need an easy-to-play wind instrument, a hand-played frame drum, and a precise clip-on tuner.", "positive_items": ["B001C5TV8Y", "B00646MZHK", "B001NASC5G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-589878e7e33ff33a135e24d5", "partition": "shared_train", "query": "I\u2019m preparing my acoustic-electric guitar for a small doom-rock performance and need a comfortable adjustable strap, reliable under-saddle amplification, raw heavy overdrive, and enough cable length to move around onstage.", "positive_items": ["B082QR5SF5", "B0B8M2Q1DS", "B00RVE9X06", "B01MAY79A4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58a5295c382635b53a80f6f1", "partition": "shared_train", "query": "I\u2019m restoring my classical guitar and need light-tension nylon strings plus supplies to clean, condition the fingerboard, and polish the body.", "positive_items": ["B0BT2YX2LB", "B0B8Z5SBPZ", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58a6481f09351189ddd73456", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice area and need a secure way to attach my strap, a variety of pick thicknesses for playing different styles, and wall storage for my instruments.", "positive_items": ["B00Y9AD4HS", "B00SEL5XHW", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58bfd4e98bf371c39119405e", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and recording area where I can tune quickly, change keys during practice, keep several guitars safely within reach, and secure an instrument on tables or other surfaces when floor space is limited.", "positive_items": ["B00H4PEMM6", "B00646MZHK", "B08JMQR2JK", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58dd426aa1bcf5aac6e2fe4e", "partition": "shared_train", "query": "I\u2019m preparing a trumpet practice and rehearsal setup with clear sheet-music lighting, a way to create wah-wah effects, and reliable tools for checking pitch and keeping steady tempo.", "positive_items": ["B000AAGM0M", "B08Z6TDJZ9", "B07CZMZRWN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58e152c604870edf4d7c8ec6", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for recording and live playing, replacing worn tremolo hardware, upgrading the volume and tone controls, and adding a classic flanger effect to the signal chain.", "positive_items": ["B07S3F58XL", "B0C5CTX5LZ", "B015BKBGZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58e6a628c894c63084552db4", "partition": "shared_train", "query": "I\u2019m setting up a blues guitar practice station where I can work on slide playing, keep spare picks within easy reach, and have dependable grip and control for regular strumming.", "positive_items": ["B01K1EJQ9U", "B09S2VB3KW", "B00HTWQX1W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58eb984276e26a8377761a02", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio to produce a vocal-based track, and need a way to play virtual instruments, monitor the arrangement accurately, and record clean vocals without harsh bursts from consonants.", "positive_items": ["B016QUXTZU", "B09B45DLQG", "B00X7DCW4O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58ed386459e30a73c4671db1", "partition": "shared_train", "query": "I\u2019m wiring a small mixer-based audio setup and need to connect an RCA source to XLR gear, distribute microphone signals across multiple channels, and adapt an XLR connection for a balanced 1/4-inch TRS input.", "positive_items": ["B095QDDCKN", "B01H8E58SY", "B01DN7OI40", "B01DK1ZGSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58f31b3531de7e659a4d98de", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and building a portable practice setup, with replacement hardware and electronics, tone-shaping effects, a compact amplifier, and padded bags to carry both my electric and acoustic guitars.", "positive_items": ["B01ERE7DVS", "B0713Q328H", "B01MSVSA4X", "B0193R8S86", "B07MW28G1D", "B07VVHJBLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-58fe172ad9fd9608597592a4", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for lessons and local gigs and need to carry it comfortably, protect it during transport, tune it quickly, and play hands-free.", "positive_items": ["B0B1SF7C4M", "B01MQKIZ4M", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-590127fd6e08aad4262b0a1a", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for recording and small gigs, and need a faster way to restring it, reliable onstage tuning, and a classic sweeping modulation effect for atmospheric parts.", "positive_items": ["B0C5CTX5LZ", "B0BJ3BBTXH", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59044c4608913ef5cc81ed78", "partition": "shared_train", "query": "I\u2019m restoring my Les Paul-style electric guitar and want to refresh its control hardware, fit a replacement neck adjustment cover, and perform a careful fretboard, string-radius, and action setup at home.", "positive_items": ["B084PCB1C5", "B075SVSZJ8", "B0002KZEAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59054c6c6caa74aa33a51c68", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar workshop and rehearsal station where I can service frets and pickups, protect and transport both electric and acoustic guitars, keep several instruments organized, play through a warm tube amp, and perform comfortably with a reliable strap.", "positive_items": ["B0BZ5KMS85", "B07CMZVJSN", "B091YFQGCJ", "B095XCZXNQ", "B071RLFGBD", "B09PJ3N73Y", "B07GBQ4LGV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59086872f816c35789ef5abe", "partition": "shared_train", "query": "I\u2019m setting up my 12-string acoustic guitar for comfortable live rehearsals and need warm, extra-light strings, a way to reduce shoulder strain during long sessions, and hands-free control of my Line 6 amp or POD.", "positive_items": ["B000TGSM6E", "B002GYWBKU", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-590dca394d7246af581c2d2b", "partition": "shared_train", "query": "I\u2019m putting together a portable blues jam setup for gigs, with several microphones for singers and players, harmonicas for the band, dependable drum-playing supplies, padded cymbal transport, and secure drum-rim miking.", "positive_items": ["B00N19LGZ0", "B001CKPD9A", "B000A2HDXA", "B001MZW53W", "B005BSOW32"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-590e644900c50155b597cf79", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for a small gig and need warm-sounding replacement strings, an easy one-handed way to change keys, a secure portable place to hold it, and tools for a quick restringing job.", "positive_items": ["B08BW2TBD7", "B00H4PEMM6", "B08R5GM6YB", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5911db9e6c01a58a45861c48", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster for hotter, versatile tones and want an easier pickup installation, along with sleek hardware to improve the strings\u2019 path and headstock appearance.", "positive_items": ["B0B29LK8QD", "B07N6PLWTN", "B06Y3MBRJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-591a70aa5bdf18a73e4fb257", "partition": "shared_train", "query": "I'm getting my acoustic guitar ready for regular rehearsals and small gigs, and need a padded carry case, a stable folding stand, a comfortable quick-release strap, and secure hardware for attaching it safely.", "positive_items": ["B000ZQAE7I", "B079TLFL33", "B08BW2TBD7", "B0B96H2CHT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59254bb5da259dc9930cb8b2", "partition": "shared_train", "query": "I\u2019m building a compact, sturdy percussion setup for live rock performances, with a reliable hi-hat foundation, mounted high and low accent sounds, secure hardware for attaching accessories, and convenient stick storage within reach.", "positive_items": ["B013VNOVZW", "B08WXLP1KZ", "B0002F5CRY", "B07QGPYXG6", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59264938d86009092922f41a", "partition": "shared_train", "query": "I\u2019m restoring and setting up my electric guitar: I need to service the frets, secure compatible US-style control and jack hardware, try different pick profiles, and keep the finished instrument safely supported while I work.", "positive_items": ["B07Q9JB3CF", "B018FCZKR2", "B0BL8897K3", "B01BJNIFLC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5927dc9c1ef2f117085358cf", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for regular rehearsals and gigs, and need faster restringing, dependable non-slip picks, plus versatile cables for both nearby practice and longer stage connections.", "positive_items": ["B0BJ3BBTXH", "B00RX5HQS4", "B00RVE9X06", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-592d54800ce2f378cd737ead", "partition": "shared_train", "query": "I\u2019m setting up a family music corner for a kids\u2019 talent night and need quiet beginner percussion, a way to sing along with playlists, and a portable keyboard for simple accompaniment and practice.", "positive_items": ["B0BB74LMS1", "B0BQZN31LY", "B07CQPBPHH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59448753259381a24a6ac853", "partition": "shared_train", "query": "I want to learn electric blues on a three-string box guitar, using slide technique and a comfortable, secure strap setup for practicing and performing.", "positive_items": ["B09V91H5XM", "B07TFSZ9K1", "B0BKB18X5D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5947a1546bc5a675e0d53563", "partition": "shared_train", "query": "I\u2019m setting up a home session to record myself singing while playing acoustic guitar, so I need stable hands-free support, an easy way to change the guitar\u2019s key, and protection from stand vibrations on the microphone.", "positive_items": ["B07FYYS56G", "B0996R6MFQ", "B004DE1K5S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59490a3547d59652a13c3627", "partition": "shared_train", "query": "I\u2019m refurbishing an older Les Paul-style electric guitar and need to replace the worn headstock face, add removable decorative inlay, neatly mount both neck and bridge humbuckers, and finish the control area with a toggle-switch surround.", "positive_items": ["B01LYLMP6E", "B0BMYZ1HVV", "B07S5TKJ56", "B017BX0J72"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-594c52d9528cf5b36aba82d1", "partition": "shared_train", "query": "I\u2019m doing a full acoustic-electric guitar refresh and setup: I need to safely support the instrument, clean and condition the fretboard, change strings efficiently, check capoed tuning, and connect it for a low-noise plugged-in test.", "positive_items": ["B08T2DMFKD", "B0C3LKJXFR", "B0158GWWJ2", "B0928HW2P4", "B000Y7Q1SO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-594f5088fb2094efbd7a2e0b", "partition": "shared_train", "query": "I\u2019m restoring a Precision Bass and need parts for rewiring its controls, replacing a missing knob, adjusting the neck, and safely smoothing sharp fret ends.", "positive_items": ["B01HUCYOXE", "B0B8Z2T4PS", "B00J1T5BLY", "B075978J7X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-596452ba8ac0a2533c59c4a9", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording station and need a sensitive studio microphone, a balanced XLR connection, and a USB interface with a mic preamp for my computer and recording software.", "positive_items": ["B0BN3427H3", "B08ZFQ8GLV", "B0BK6MQF3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5967225bdfb4b690b08caa5a", "partition": "shared_train", "query": "I\u2019m putting together a compact electronic drum setup for live rehearsals, and need a secure way to mount the percussion module, suitable sticks for playing, and a cable adapter to connect it with available speaker equipment.", "positive_items": ["B09BCVF2MW", "B01LF4CK16", "B09Q3ZMMYS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-596e6b3f9c4d36ba287d9719", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable practice station for learning piano at home, with beginner lessons, responsive keys, a stable height-adjustable support, and an adjustable padded seat.", "positive_items": ["B073CMGBZ2", "B07MZYNZ1C", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5971243c5c7d84e47926f542", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar practice rig and need reliable connections between my guitar, effects, and amp, plus comfortable picks for playing.", "positive_items": ["B00CGFRJ2Y", "B081T636X2", "B081T5GXGT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5971abd1563bf52cafcae64f", "partition": "shared_train", "query": "I\u2019m putting together a portable keyboard setup for rehearsals and small gigs, with adjustable stable support, piano-style sustain control, and a padded protective bag for carrying the instrument and accessories.", "positive_items": ["B00KMA0R38", "B074WPGJK3", "B00005ML71"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5973eda19779c7f99a6168a5", "partition": "shared_train", "query": "I\u2019m setting up a safe, well-lit station to clean, polish, and restring my guitar, and need a finish-safe padded work surface, instrument-care solution, and adjustable light for detailed maintenance.", "positive_items": ["B06XJ2GRGM", "B000EEL50Q", "B0188WO6OC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5976cdf9caec4a280fec369d", "partition": "shared_train", "query": "I\u2019m refreshing my home music room and need supplies to polish a high-gloss piano, protect the flooring beneath its casters, and securely display a guitar on the wall without damaging its finish.", "positive_items": ["B07PPHHG34", "B07BV8QX5M", "B0093USBB8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-598345383620ce715cb56f32", "partition": "shared_train", "query": "I\u2019m putting together a compact mobile setup for a live DJ and vocal performance, with amplified PA sound, an elevated laptop or controller, places for music and lyrics, a stable microphone position, and safely connected, truss-mounted stage lighting.", "positive_items": ["B003JJY41U", "B071GLV9KT", "B09ZSKPVVJ", "B017NT392Q", "B0038B0UKI", "B0002DNUWK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59a042f04e175510416c538f", "partition": "shared_train", "query": "I\u2019m putting together a reliable rock gig setup with an electric guitar, accurate tuning, secure hands-free support, connections for my wireless transmitter and nearby gear, a pouch to keep the transmitter protected, and a durable cover for my combo amp between performances.", "positive_items": ["B01AW50JXA", "B09NB3J6B3", "B002X4D4TU", "B07F1R7LPY", "B017BJOT8Q", "B071DH8PW9", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59a2f8e4580726e1fe04a1ba", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for a rock and gospel performance, replacing the bass and tom heads for punchy, controlled tones while cleaning and protecting the cymbals from grime and oxidation.", "positive_items": ["B0BKZ2S4NN", "B0BKZ1G3P3", "B0002Y2F9S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59a796f1f0f6ae79022850d1", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need a way to protect my PA speaker during transport, safely display my guitar between sets, and quickly tune different instruments before playing.", "positive_items": ["B00CMRAKQS", "B0B8NXV975", "B00M5DW2JW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59b407bda8f15c948793ae10", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and recording routine with a secure strap, reliable tempo and tuning reference, plus closed-back monitoring and a balanced connection for recording.", "positive_items": ["B0C58M767M", "B0BCL4K9GF", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59b8b8c1ac311b4204ad4ae7", "partition": "shared_train", "query": "I\u2019m putting together a portable karaoke and DJ setup for outdoor events, with amplified battery-powered sound, wireless vocal mics, stable mic placement, and organized rack power with USB charging for the rest of my gear.", "positive_items": ["B017NT392Q", "B0057RL6DQ", "B082MNMB74"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59c9ada3a13fe06b6bc90d94", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for live gigs and want a secure strap setup, locking tuners for easier restringing, and a pedal that covers acoustic-style parts without bringing another guitar.", "positive_items": ["B000OY4WDI", "B0BKR2ZM9X", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59d090c7eb47288d9ab99eb6", "partition": "shared_train", "query": "I\u2019m rebuilding my rock drum kit for recording and need deep, punchy toms, a durable focused snare sound with controlled overtones, and a secure way to position a microphone directly on the drum rim.", "positive_items": ["B0002E2QRY", "B07N3146QF", "B08XS44F86"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59d559fe918d0c32969dd928", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to improve its hardware with angled humbucker trim, a 3-per-side locking tuner setup with matching replacement buttons, and secure rotating strap attachment points for reliable playing.", "positive_items": ["B017O2XYD6", "B07FZ8V5WR", "B07WFR3VZP", "B07QQZDLP8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59db1951597beb11f89022bf", "partition": "shared_train", "query": "I\u2019m preparing for a guitar-heavy recording session and need long-lasting medium acoustic strings, heavy electric strings that stay tight in lowered tunings, and sturdy picks for precise lead and rhythm parts.", "positive_items": ["B09R3KNKKG", "B00IPG7UXG", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59e08ed86f4c88fed0b0e6b0", "partition": "shared_train", "query": "I\u2019m refurbishing an Eb alto saxophone and need a compatible replacement neck, a way to compare strength-3 reed options, and a properly fitting ligature to secure the reed on its mouthpiece.", "positive_items": ["B01DVF4OD4", "B0814P3Y2X", "B0BK6S85WX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59e2de0576e6d38d0d74b283", "partition": "shared_train", "query": "I\u2019m putting together a live sound setup for small performances and need a versatile digital console for multiple inputs, reliable closed-back monitoring, and protection for the controls during transport and storage.", "positive_items": ["B07K2J841D", "B07CQR879L", "B00IXQGUMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59ec11087803e227381a0c4e", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar with long-lasting medium strings, new bridge pins, fretboard cleaning and conditioning, and a reliable clip-on tuner to get everything installed and tuned properly.", "positive_items": ["B0928HW2P4", "B09BF8XDF4", "B00646MZHK", "B0731KPCCZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59ede085476574ba493433d4", "partition": "shared_train", "query": "I\u2019m putting together a compact setup to write and record guitar parts, quickly shift keys, connect my instrument cleanly to recording gear, experiment with different pick feels, and add virtual instruments or drum ideas from a portable keyboard controller.", "positive_items": ["B08FDBCYHL", "B07GS5R4TX", "B07BSZNKTM", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59f05603fa248b97a107d1b7", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need to connect my instrument to a wireless belt pack, send its signal through a direct box to the mixing console, and run reliable long balanced connections to the PA.", "positive_items": ["B00JFEKWDW", "B074T6M44Y", "B00O5EKZ9I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-59fec97319c3dffb4d923b7c", "partition": "shared_train", "query": "I\u2019m putting together a beginner electric-guitar practice setup and need comfortable picks, a compact amp with clean and overdrive options, headphone and auxiliary playback, plus a clip-on microphone for reliable tuning.", "positive_items": ["B0BT862N4P", "B014W0L7ZU", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a06cf3eb7639d7ed97fda45", "partition": "shared_train", "query": "I\u2019m preparing for a rehearsal switching between acoustic and electric guitars, with a secure way to wear each, quick strap changes, fresh heavier-gauge electric strings, and picks.", "positive_items": ["B07XP6MHQT", "B0B8LK7MTH", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a1aa998004ad03dfbef8787", "partition": "shared_train", "query": "I\u2019m building a compact live percussion setup and need a way to keep multiple shaker sounds within easy reach while mounting a stable shelf nearby for a sampler or drum machine.", "positive_items": ["B07HM8PQSQ", "B0BRQ9TQSV", "B085FSSKL5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a1cdaaf60249c9bb737af49", "partition": "shared_train", "query": "I\u2019m setting up a small live presentation and music event with a wireless lavalier for the speaker, a bodypack transmitter, and a handheld vocal mic for performers. I also want to refurbish an older ball-style microphone with a clean replacement grille and pop protection.", "positive_items": ["B07BQ8JQZ4", "B0BNFKGGJX", "B0BLLZJH19", "B089CGQR4L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a249f968074cdb46dbcd3e0", "partition": "shared_train", "query": "I\u2019m getting my drum kit ready for regular gigs and need a way to keep it anchored onstage, replace the bass drum head for a warm, controlled sound, and transport my stands and hardware efficiently.", "positive_items": ["B0002F7290", "B0002F7A06", "B0753PSL2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a283cd3a94e5ebfec3a3bb6", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for more reliable tuning and a cleaner, more consistent tone, with locking tuners, a compressor pedal, and a short right-angle cable to connect everything neatly on my pedalboard.", "positive_items": ["B00ABMCHOO", "B0B95V41NR", "B007T8CUNG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a30d4565b3bb1fcc0f78e03", "partition": "shared_train", "query": "I\u2019m preparing an electric guitar-and-bass rig for recording doubled guitar parts, so I need bright, reliable strings suited to a six-string guitar and super-long-scale four-string bass, plus precise, grippy picks for detailed tracking.", "positive_items": ["B07D5W5X3Z", "B0002D0CL2", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a36c28663b0fd340fa4c791", "partition": "shared_train", "query": "I\u2019m preparing a small guitar-and-vocal recording session and need fresh electric guitar strings, an easy way to tune the instrument, and several dynamic microphones for capturing singers and instruments.", "positive_items": ["B09G5QS1VD", "B07C91JT14", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a454bf5263ebe98df12fc46", "partition": "shared_train", "query": "I\u2019m servicing my viola and want to replace the strings, fit a hypoallergenic side-mounted chinrest, and clean and polish the instrument afterward. What compatible options should I look for?", "positive_items": ["B07794F7ZV", "B00KGU1F8U", "B0002FO78E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a47817c1bb33ce3f983255f", "partition": "shared_train", "query": "I\u2019m refreshing my 34-inch-scale bass and want to replace the strings, accurately check and adjust the neck relief, and finish the setup with durable black-and-gold control knobs.", "positive_items": ["B0BT3D5TZT", "B00162ZSW6", "B08TR7Q8GW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a4cb2d19e5ef86665ac281e", "partition": "shared_train", "query": "I\u2019m restoring a Fender-style electric guitar and need supplies for a refret, replacement nut, refreshed fretboard, reliable volume or tone control, and a replacement tremolo-arm tip.", "positive_items": ["B0BXT43MN3", "B01DFIGIB8", "B07K1S8NGH", "B0928HW2P4", "B00G4H7T52"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a545f56188206b759ff0140", "partition": "shared_train", "query": "I\u2019m restoring a Gibson-style electric guitar and need parts to upgrade the control feel, reduce unwanted electronic noise, and replace the worn slotted nut for better tuning and playability.", "positive_items": ["B00QAVO9DC", "B000J52A72", "B000PW1I68"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a5bec8544bf45904dc2207d", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and want a beginner-friendly dreadnought setup for practicing songs, with an easy way to stay in tune, change keys without retuning, and play comfortably while standing.", "positive_items": ["B07FYPBL6K", "B071RLH95D", "B00IFOTSJW", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a6025cba3c1806885ea36f9", "partition": "shared_train", "query": "I\u2019m setting up a small live percussion performance and need an expressive electronic drum instrument, reliable balanced audio connection to my mixer, and protection for the handheld microphone used for vocals or announcements.", "positive_items": ["B096FZ5TKG", "B015HG8800", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a7170942f2f1f7048126ff4", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance where I need to read several pages of sheet music clearly while singing or playing, with a stable floor microphone setup and an adjustable boom to position the mic comfortably.", "positive_items": ["B0BR2KL6QL", "B0179C3V7K", "B08Z6TDJZ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a7185cee8fda9a6543c14b7", "partition": "shared_train", "query": "I\u2019m rebuilding a drum setup for recording a small rock project at home: I need to refresh the kick drum for a warm, controlled sound, add reliable foot control, and capture vocals, instruments, and drums digitally.", "positive_items": ["B07317483W", "B0BSYB4W56", "B0753PSL2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a7de21e4ddd7bf1994ed988", "partition": "shared_train", "query": "I\u2019m preparing for a lead trumpet rehearsal and need a setup that supports clear high-register playing, keeps my instrument safely accessible between passages, and holds heavy scores at a comfortable viewing angle.", "positive_items": ["B074PBLH5T", "B0B2F781MF", "B0047VIXBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a83e884e0e83a19205b54a6", "partition": "shared_train", "query": "I\u2019m setting up a small Hawaiian steel guitar and vocal performance rig, and need a steel slide, vocal microphone, chorus/delay/reverb effects, short patch connections, and clean surge-protected power for reliable rehearsals and recording.", "positive_items": ["B00N4QF1F6", "B00BFN58WQ", "B07CQQXQ4T", "B07N5J3GTB", "B01AA6BNCC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a87aa2a0a1b82aca7f4097c", "partition": "shared_train", "query": "I\u2019m preparing a compact live band setup and need reliable vocal sound, hands-free sustain for an electronic keyboard, a MIDI connection between instruments, and easy transport for cymbals to rehearsals and gigs.", "positive_items": ["B0BT9R8MMV", "B01H8E52QM", "B0002D0HNK", "B0002O7L2O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a8d2226e482fbe3eec7decf", "partition": "shared_train", "query": "I\u2019m repairing and setting up my Floyd Rose tremolo guitar and need compatible parts for the locking nut and bridge alignment, plus a tool to accurately adjust intonation on an Original-series system.", "positive_items": ["B00MNRXI16", "B07L9GQMLZ", "B00KDK97QK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a8dc0774ba282e7277cab92", "partition": "shared_train", "query": "I'm setting up a small home guitar recording and maintenance station: I need supplies to clean and condition a fretboard, restring a 12-string acoustic, high-strung and baritone electrics, experiment with thumbpicking, connect balanced audio gear, and protect the setup from electrical noise.", "positive_items": ["B09XSC5SMJ", "B00MHYKFYI", "B07MGDNP57", "B0928HW2P4", "B0BPJ4Q6FJ", "B0BTC9YJ2W", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a9115b3e7ec3d2b3021742e", "partition": "shared_train", "query": "I\u2019m refreshing my tube guitar rig and need to connect my instrument to the amp, run the amp to its speaker, and replace the preamp tube for blues and jazz playing.", "positive_items": ["B06XB3FQKB", "B079W7NWNH", "B000UMFQHA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a9729984d256ae49fcbc2e5", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for taking my Squier Mini Strat to rehearsals and small performances, with a comfortable adjustable strap, a reliable cable for connecting to an amp, and protective hands-free carrying gear.", "positive_items": ["B001U3W2B6", "B06XB3FQKB", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5a9788ecae1ac9d8395bc797", "partition": "shared_train", "query": "I\u2019m rebuilding a Fender-style Stratocaster and need a compatible finished body with HSH routing, a 2-point tremolo setup and arm, plus the hardware needed to securely mount the neck.", "positive_items": ["B085VKT3H1", "B0B8Z45NZ3", "B0BCXRWVNF", "B003AYIAXW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5aacd7f77e8d8eab689d2052", "partition": "shared_train", "query": "I'm preparing for a small live jam and need a setup for strumming a steel-string guitar in different keys while another player delivers a strong, steady drum backbeat.", "positive_items": ["B0BKKRKM2Q", "B09DJVRZGS", "B0BR2N43GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ab2b2b13db097f3ceaf2cb6", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording rig to shape my tone with overdrive, route the signal between the pedal and interface, and capture high-fidelity tracks through USB.", "positive_items": ["B09RN7GR8F", "B00TSCFIDA", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ab9d46b822522a3e9285bb3", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for my octave mandolin and need fresh strings, a way to reduce electrical hum in the audio setup, and stable isolation for a compatible Samson condenser microphone.", "positive_items": ["B0006IQNG6", "B000LQLDM2", "B0002E4YI8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5abe1e61cb7923be98a9b7b9", "partition": "shared_train", "query": "I\u2019m refurbishing my classical guitar and want a coordinated refresh: replace the strings, renew worn tuning-machine buttons, and add removable fretboard inlay accents that won\u2019t interfere with playing.", "positive_items": ["B07N674L9Z", "B01I2J26DO", "B01MDTDG3P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5acd9f80fac47d5530356bd1", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for amplified gigs in a dry climate and need a clear pickup-and-preamp setup, a soundhole solution to control feedback at higher volume, and replacement humidifier sponges to protect the instrument between shows.", "positive_items": ["B0092S3XEQ", "B000P5OULA", "B0010SHU18", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ad0ca4c8d6b42d0be0a4939", "partition": "shared_train", "query": "I\u2019m setting up a comfortable practice station for my acoustic-electric guitar and need supportive seating with a stand, reliable clip-on tuning, and removable fretboard decoration.", "positive_items": ["B08LRLRRKM", "B00QKB99QO", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ad2d28e7d38ae9c12a61a9b", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster and want to improve its tremolo hardware, add a classic vintage-style single-coil voice, and restring it with warm, balanced nickel strings for playing rock and blues.", "positive_items": ["B0B3VQQ6XY", "B09G5KLKX2", "B0002PZA4O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ad6f37761505c6398864a43", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and streaming desk for clear speech, with noise rejection, flexible microphone positioning, tidy cable routing, and an XLR-to-USB connection for recording and live audio control.", "positive_items": ["B0CDXH6F3L", "B0BBNC2JCH", "B0C4M1KTCZ", "B0BZQWH1KK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ae15c10e42ccc00e261d6ba", "partition": "shared_train", "query": "I\u2019m setting up my Fender American Strat for home practice and need a compact amp, a secure way to keep the strap attached, and hardware that holds the tremolo arm properly in position.", "positive_items": ["B0BR2G8WYG", "B0BT862N4P", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ae1b31ec7792827dcb246d5", "partition": "shared_train", "query": "I\u2019m setting up a small two-person podcast and broadcast recording station, with clear voice capture, flexible USB/XLR connectivity, headphone monitoring, and enough simultaneous inputs to expand with additional microphones later.", "positive_items": ["B09BP1DMW1", "B09NW4LW2Q", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ae5fc6ccd51bb1892d97651", "partition": "shared_train", "query": "I\u2019m setting up a small live band performance and need stable support for a keyboard, several adjustable microphone positions, a guitar connection, and a balanced link between audio equipment.", "positive_items": ["B019LR2XTS", "B01DE4DEGK", "B01DE4DTAG", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5aed65bac3e8d27dec8a3caa", "partition": "shared_train", "query": "I want to upgrade my traditional electric guitar with a black Bigsby-style vibrato without drilling, using a compatible quick-mount setup and a roller tune-o-matic bridge for smooth, reliable operation.", "positive_items": ["B0112LN2YG", "B008PEOP7C", "B00YAOX446"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5af879d917b89a678d4edb7b", "partition": "shared_train", "query": "I\u2019m setting up a simple vocal recording station for songs and podcasts, with a sensitive studio mic, a compact mixer that connects to my computer, and reliable balanced connections for clean audio.", "positive_items": ["B06X9KG3HW", "B00WIRO946", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5af9c69d01fe3347fcd2b39b", "partition": "shared_train", "query": "I\u2019m rebuilding my Strat-style guitar and want a Hendrix-inspired electronics upgrade, improved tremolo hardware, and reliable locking tuners for better performance and tuning stability.", "positive_items": ["B0BKR2ZM9X", "B0B3VQQ6XY", "B01N8XOYRO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5afa181a5cc89c0908e110ec", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for bass rehearsals and small gigs, with reliable amplification, comfortable hands-free playing, and a stable way to set the instrument down safely between songs.", "positive_items": ["B008O516JM", "B076QXG11J", "B08XYTW5S2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b04b22a0caecc764be70c1d", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster for a heavier-gauge setup and dependable live use, including a fresh string change, rewiring the panel-mounted output connection, and replacing the five-way pickup control.", "positive_items": ["B071JK5CFX", "B0BSGM6CQ9", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b0a189e56cd4d8a401e2e57", "partition": "shared_train", "query": "I\u2019m outfitting a small guitar, bass, and drum rehearsal setup with secure instrument storage, a reliable amp connection, quick tuning, and durable sticks for regular practice.", "positive_items": ["B08JMQR2JK", "B01DE4DPSC", "B015HG7HMA", "B002XZ8NTA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b0b6231e6cf00d1583ec584", "partition": "shared_train", "query": "I\u2019m setting up a polished, portable DJ booth for small events, with a folding facade to hide cables, a stable stand for a moving-head light, and an active PA speaker for music and microphone connections.", "positive_items": ["B077QKHY8H", "B07JPKJSHN", "B01KZHP5IE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b1b5f0c06e4addc8d035f89", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice station and need a stable place to rest my instrument, a long cable for connecting to an amp, and an easy way to keep picks within reach.", "positive_items": ["B00RVE9X06", "B01K1EJQ9U", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b234a78af99698651a9eed0", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for gigs and need an easy way to restring it, keep picks accessible, and add expressive foot-controlled wah sounds without searching for specific brands.", "positive_items": ["B0002E4Y2E", "B0002CZTIO", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b35bacd1ccf85c529814814", "partition": "shared_train", "query": "I\u2019m organizing a small live acoustic set and need reliable vocal and instrument sound, a way to connect the microphone setup, protect a handheld mic, and keep the guitar precisely tuned.", "positive_items": ["B00IFOTSJW", "B08DBDD6CM", "B091MZPYBQ", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b3736ecbcc3ab6c170a5988", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for learning guitar at home and taking it to lessons, with a half-size acoustic instrument, protective padded carrying storage, and picks for strumming and practice.", "positive_items": ["B07D9PNY21", "B0067HRBYS", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b39a3d93ce5a3dd73d19696", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record vocals and produce simple songs, with a stable microphone setup and hands-on keyboard control for my music software.", "positive_items": ["B00UNP92A6", "B0BYXQHW7Y", "B0C3BSXX6N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b3af5b6e696670824dd621c", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar performance and recording rig with closely spaced effects, an analog echo for atmospheric repeats, and a stable adjustable stand for miking my amp or vocals.", "positive_items": ["B07JCW1KGG", "B07MHL48V6", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b3d9332dfbe816c73a46132", "partition": "shared_train", "query": "I\u2019m putting together a small live vocal, keyboard, and drum performance setup and need reliable singing audio, adjustable rim mounting for percussion microphones, and a sustain control for an electronic keyboard.", "positive_items": ["B01KC85CO8", "B078H3NWB4", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b4040950770b88595111f18", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular rehearsals and gigs, and need a comfortable setup for long playing sessions, a dependable way to keep the strap attached, and sturdy protection for transporting it.", "positive_items": ["B097Q9W8MW", "B09VSJD5GP", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b54d0e8af13a36b0db4f482", "partition": "shared_train", "query": "I'm setting up a compact keyboard performance and recording rig and need a stable stand, clean signal routing for several line sources, flexible mixing, keyboard amplification with effects, and elevated studio monitor placement.", "positive_items": ["B000CZ0RII", "B000CCS3UA", "B0C3LH9FX2", "B005JTV358", "B000LQ29XE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b55e8356cb73bed833c82ff", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular rock rehearsals and gigs: I need long-lasting medium strings, a safe way to remove the old bridge pins, and a durable adjustable strap for playing standing up.", "positive_items": ["B075MK5BBY", "B00HZH4D04", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b61c0ce81e1c35c6a9c6673", "partition": "shared_train", "query": "I\u2019m setting up a beginner music classroom where students can practice guitar alongside simple handheld percussion, with secure instrument storage and varied bright, jingling sounds for rhythm activities and small group performances.", "positive_items": ["B079ZR2ZKK", "B018FCZKR2", "B0002F5C7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b66161151127bcab709df18", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice and performance station for long seated sessions, with supportive adjustable seating, a shock-absorbing strap to reduce shoulder fatigue, and a stable elevated foot position.", "positive_items": ["B09VSJD5GP", "B06XWMLT5W", "B07T3GZVMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b6778b064d833ea849e9953", "partition": "shared_train", "query": "I'm getting my guitar ready for regular live gigs and need a setup for secure hands-free playing, quick key changes, reliable picking, and keeping spare picks accessible during songs.", "positive_items": ["B01K1EJQ9U", "B00H4PEMM6", "B074WXM13T", "B0BKZ3GCGR", "B01G3CQGEC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b68fb6c3d7d9f758dcce37a", "partition": "shared_train", "query": "I\u2019m putting together a compact home drum practice and recording setup where I can play quietly with brushes, connect my instrument to the rest of the sound system, and monitor the performance clearly without disturbing others.", "positive_items": ["B09396NY1C", "B07JG4DP6L", "B07K2J841D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b6ba18e2fca92aa5aba23d4", "partition": "shared_train", "query": "I\u2019m giving my 7-string electric and acoustic guitars a full setup before recording: restring both instruments, clean and condition the fretboard, replace the acoustic bridge pins, secure its strap connection, and keep the neck supported safely while I work.", "positive_items": ["B08V8Q6Q8N", "B0B8LMGQVX", "B0B69VXJ6G", "B0928HW2P4", "B098KXQJVY", "B0002GL2ZE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b747a4cee76f124f03e3665", "partition": "shared_train", "query": "I\u2019m setting up a compact live DJ and music performance booth with hands-free vocal mic positioning, shared headphone monitoring for several performers, and a clean front backdrop that conceals cables and supports lighting effects.", "positive_items": ["B08J8C3RM8", "B09W94JC93", "B07X22BWTD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b7addff8a9f3048e6bc4d94", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal recording and live-streaming space, and need a stable microphone arrangement, protection from handling noise and plosives, two adjustable mic positions, and USB mixing for recording into my computer.", "positive_items": ["B0052TT19U", "B0039PPW60", "B08YS6DY7K", "B000LQLDM2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b7ff3f1b85bb7824f04c51c", "partition": "shared_train", "query": "I\u2019m tuning up my drum kit for recording and need durable sticks for clear cymbal articulation, replacement snare wires for a more responsive sound, and reusable dampening to control unwanted ringing without killing the tone.", "positive_items": ["B08KDH7B5W", "B0B962GTW6", "B09T7NX5K7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b89f6e4e62f026e771acf38", "partition": "shared_train", "query": "I\u2019m setting up a small interview podcast with one guest speaking at a standing position and another seated at a desk, needing an adjustable boom setup, a flexible tabletop mic position, and long balanced connections to recording equipment.", "positive_items": ["B00O5EL3EE", "B088GF12PC", "B0846J7THY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b8be58c8bad4cca27063cd1", "partition": "shared_train", "query": "I\u2019m putting together a compact bass setup for rehearsing and performing, with wireless freedom, expressive wah textures, and durable picks for dependable playing throughout my set.", "positive_items": ["B07DVVS116", "B01BF7YA9S", "B08C7QF9DT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5b9983c5572203f98c0fd7b2", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and want a simple setup for accurate tuning, trying different pick feels, and gently wiping away dust and fingerprints without damaging the finish.", "positive_items": ["B0BK5CXZBT", "B0BHSG5C3G", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bafaffacae8101a390f3ec7", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for regular playing and want warm extra-light strings, comfortable picks for strumming, and an adhesive holder to keep them within reach.", "positive_items": ["B0064BCRQE", "B01K1EJQ9U", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bb3083fc9e1fadfb2c6673d", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-production rig to record vocals on my computer, add live harmonies, looping, pitch correction, and creative effects, blend audio sources, and monitor the mix while performing.", "positive_items": ["B002W0Z8DU", "B00VRPHV2M", "B075KXPBJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bb569570046c7808ba07671", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording rig and need reliable medium-gauge strings, easy layered looping for practice and songwriting, plus a simple way to connect MIDI gear to my laptop or iPad.", "positive_items": ["B095XZJ99J", "B015X3CXXA", "B01HRGQOEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bb9c3a64a947326af3c45fc", "partition": "shared_train", "query": "I\u2019m restoring my four-string Fender bass and need a compatible bridge upgrade, a safe way to tighten and adjust its hardware without scratching the finish, plus comfortable support for playing and a protective case for transport.", "positive_items": ["B01MG82L2P", "B079SYCBJ4", "B0BT2Q355P", "B07GB6HWNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bccd157c79e007a3496eeeb", "partition": "shared_train", "query": "I\u2019m setting up a compact band rehearsal and small live performance rig: I need strong low-end PA support, an easy foot-operated jingle accent for the drummer, and practical guitar setup and backup essentials.", "positive_items": ["B001B83QTM", "B0BZJNPDJS", "B0BMZ3M2Q8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bd094746ec61bc941a4c734", "partition": "shared_train", "query": "I\u2019m putting together a portable karaoke vocal setup and need stable mic positioning, protection from breath and popping noise, plus a padded way to carry and store the mixer and accessories.", "positive_items": ["B009KXWF24", "B015JTEBN8", "B01M8N618U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bd7c70171f92bf0fdf6b5e5", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice station with durable, precise picks, easy clip-on tuning, clean and overdriven amp sounds, and options to play along with music or practice quietly through headphones.", "positive_items": ["B09R3KNKKG", "B0BHSG5C3G", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bdceba7ddc8d70b131e5ddc", "partition": "shared_train", "query": "I want to refresh my Fender acoustic 12-string for regular playing with warm, balanced strings, secure replacement bridge hardware, and comfortable picks for strumming.", "positive_items": ["B00G33N1F4", "B0BKZ3GCGR", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5be189917220e0741d17f027", "partition": "shared_train", "query": "I\u2019m setting up a portable home rehearsal station for playing bass alongside an electronic keyboard, with an adjustable stable support, a versatile bass amp, and a long cable for connecting my instrument.", "positive_items": ["B0BT855NFQ", "B01DPCONFM", "B01B15JPCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5be1d3fed10ed4944a1efb61", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar practice rig with a small speaker cabinet, a low-watt amp head, and short, flexible cables to connect several effects pedals neatly.", "positive_items": ["B00DJ42RB4", "B00II5NV28", "B075MCRFYZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5be3a372f80843ed5c9d2179", "partition": "shared_train", "query": "I\u2019m preparing for sweaty guitar gigs and need reliable pick control, fresh picks, and convenient stand-mounted storage for my drink and small essentials.", "positive_items": ["B09R6KV6QX", "B00YJ5C46K", "B016P20UC4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5be785da74e2d183aaf07dfa", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production station for composing and recording tracks, with a small keyboard and drum-pad controller, audio inputs for microphones and other sources, and closed-back headphones for focused monitoring.", "positive_items": ["B08FDBCYHL", "B0170HGKPO", "B075LQDQTQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5be9a732f941e80aa6dc86c3", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and want a setup covering fresh, reliable strings, off-instrument finger-strength and callus practice, plus a quick polish to remove haze and keep the instrument looking good.", "positive_items": ["B0146YTJOI", "B0B8FSCM9L", "B0002D0CAI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bebe82c3f6621069b64f97a", "partition": "shared_train", "query": "I\u2019m getting my guitar-and-bass setup ready for a small live performance, including quick key changes, a fresh bright bass setup, and a stable hands-free vocal station with enough reach for stage connections.", "positive_items": ["B01CS87OLO", "B07BSZNKTM", "B07KDSZ2TJ", "B00SVRLPYY", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bf1e692fa1d61a53e1c0381", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice and recording rig with a tube combo amp, a reliable guitar lead, and short patch connections for my effects pedals.", "positive_items": ["B0BT86BH4J", "B0B28X36H2", "B07FFNXF8W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bf78218478ad27657dd80e1", "partition": "shared_train", "query": "I\u2019m setting up a compact mobile rehearsal and recording session for guitar and snare, with a secure way to park the guitar, capture the snare, and connect my instrument to the sound equipment.", "positive_items": ["B08BW2TBD7", "B09396NY1C", "B000RUOSLA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bf8399e1e1d944523ca6699", "partition": "shared_train", "query": "I\u2019m getting my banjo ready for regular fingerstyle practice and need fresh strings plus picks for both my thumb and fingers, with enough spares to keep in my case.", "positive_items": ["B07KB9QBQ1", "B07M7XZFYG", "B017MURO6S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5bff5920f920044003211f7e", "partition": "shared_train", "query": "I\u2019m recording a small live music session with lead vocals, an amplified instrument, and on-camera spoken segments, so I need suitable microphones plus reliable ways to connect them to both compact recording gear and standard audio inputs.", "positive_items": ["B0732JNDFG", "B00SZT4TTQ", "B0CB98SMQR", "B0002ZPK0S", "B00LOA9KJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c053115478e891fbb8a844d", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for regular gigs and want a compact setup that keeps it protected between shows, makes restringing and accurate tuning easy, and sends a clean instrument signal to a PA.", "positive_items": ["B07DWLYGKH", "B0027V760M", "B09H1JQ8L5", "B000BYPJ1U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c16dd9577b743a7cac91f01", "partition": "shared_train", "query": "I\u2019m putting together a portable outdoor percussion setup with a djembe, bongo, and compact steel tongue drum, and need stable dedicated supports that keep the drums secure while I perform.", "positive_items": ["B01MR7ZUEY", "B005SUTI8C", "B06ZYXLN2J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c1897d92efe379ad07a665b", "partition": "shared_train", "query": "I'm setting up a small electric guitar performance and need a long instrument connection, a reliable way to keep the guitar in tune, and portable color-changing wash lights with foot control for the stage.", "positive_items": ["B0029WOLRU", "B01AMQYS3Q", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c1961e8168bc7a42b4a8f92", "partition": "shared_train", "query": "I\u2019m starting intermediate Bb clarinet lessons and need a dependable setup with replacement reeds and a portable, adjustable music stand for home practice and rehearsals.", "positive_items": ["B07WJYTDMH", "B09D23M922", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c20cc9805845f60694d186e", "partition": "shared_train", "query": "I\u2019m setting up a small desk recording station for a spoken podcast on my smartphone, with a stable adjustable mic position, protection from popping sounds, and the right connection to record clearly into a tablet or phone.", "positive_items": ["B015XTFNP4", "B00LOAASPC", "B00L6C8PN0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c238e6ff87a7c01ccbb622c", "partition": "shared_train", "query": "I\u2019m setting up a low-volume drum practice and recording rig at home, with controlled tom and bass-drum tones, comfortable portable seating, reliable sticks, and enough stand-mounted microphone cabling to capture the kit.", "positive_items": ["B08P4W7NFP", "B00OTYY540", "B019NY2PKG", "B0BKZ2S4PC", "B07685T8FT", "B0007ZCHLI", "B09HCVLXCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c25894480d6a9f9404a1721", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar and mandolin for a folk gig, looking for long-lasting coated strings in suitable gauges and an easy way to keep standard picks within reach while I play.", "positive_items": ["B07DWY44X8", "B09BF8XDF4", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c29f0cf4b90525de7a3ad74", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and need reliable tuning, upgraded pickup switching, and a clean, secure instrument-cable connection.", "positive_items": ["B079QMY55P", "B00LYFFW9O", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c3a941d58e0f750c654f3f1", "partition": "shared_train", "query": "I\u2019m preparing a layered rock recording and need a bright high-strung guitar part, a refreshed five-string bass with clear definition, controlled overtones on a 14-inch tom, and durable picks for tracking.", "positive_items": ["B01L3JPHIG", "B0BKZ2S4PC", "B07F5PX9Y3", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c3d284ca0ff40e5d6f6dbbf", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar-and-vocal rehearsal rig: tune and protect my gear, refresh my electric guitar\u2019s controls, add stereo chorus, play comfortably, mount a microphone to my keyboard stand, and record performances with a computer-based interface, mic, headphones, and cables.", "positive_items": ["B01DZBDZJS", "B09V91H5XM", "B073VRV6MS", "B075KXPBJ4", "B015IEMQOU", "B0096DKIPY", "B0179C3SQO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c3ffc383e34490a00f8f542", "partition": "shared_train", "query": "I\u2019m preparing my string instrument for a small performance and need to restring it with an all-in-one winder and cutter, tune it accurately by ear, and add an adjustable strap suitable for a classical guitar or ukulele.", "positive_items": ["B07XZP8SR1", "B08R5GM6YB", "B09ZDMFDW5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c4487439a92843ea5466621", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for live playing and need a compact effects setup with a splash cymbal, sturdy straight stand, mountable tambourine, and durable sticks for expressive accents.", "positive_items": ["B09WVM11R8", "B003THDD2S", "B0BKZ5DJZ2", "B016CK4Q0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c62da556ae0f1ed38e2601d", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar rig with a replacement speaker, lush analog modulation, fast accurate tuning, and hands-free control for switching an effect on and off during performances.", "positive_items": ["B0C621L9FB", "B015XDJB9E", "B072362FJD", "B07Y6TSTS2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c6c2a10bb0aca7399e2f408", "partition": "shared_train", "query": "I\u2019m putting together a small live vocal-and-guitar setup and need gear to position a microphone, connect an amplifier to a speaker, and adapt a balanced 1/4-inch output to an XLR input.", "positive_items": ["B0C5PRQ9K6", "B000068O4E", "B0002T67K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c6dddbd2296e640b7a0bfc7", "partition": "shared_train", "query": "I'm preparing to store and transport my dreadnought acoustic guitar and Katana-Head, and need secure guitar transport, dust protection for the amp, and replacement moisture sponges for my existing acoustic-guitar humidifier.", "positive_items": ["B086RM9ZB6", "B014L7L5EM", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c82ddc76e0726d3cda74c77", "partition": "shared_train", "query": "I\u2019m setting up a small band rehearsal space and need safe storage for several guitars and a bass, a comfortable wide bass strap, two adjustable vocal mic stands, and a foam windscreen for a handheld microphone.", "positive_items": ["B09JMYM88H", "B0B8LZKBN7", "B0C4XQ496G", "B091MZPYBQ", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5c92d2f1b9eee5d0bfe1a751", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic set using both my classical guitar and 12-string acoustic, and need suitable replacement strings for each plus a finish-safe way to keep lightweight strumming picks within reach.", "positive_items": ["B0BXT384GR", "B0BTC9YJ2W", "B0BPKH4HB2", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ca35d02491ea4bcbc9fe299", "partition": "shared_train", "query": "I\u2019m putting together a portable lighting setup for a small event and need a wheeled case for gear plus reliable short and extension-length 3-pin DMX cables to connect fixtures to the controller.", "positive_items": ["B005SN72XW", "B0083HSJ50", "B09ZSKPVVJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5caeb30976fdf78b2bb5c99c", "partition": "shared_train", "query": "I\u2019m putting together a compact home guitar practice station for two instruments, with secure storage, a long cable for plugging in, and an easy way to keep spare picks within reach.", "positive_items": ["B00GTV1LW0", "B07MQ61GRY", "B09JMYM88H", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5caf571719fac92137c7ac85", "partition": "shared_train", "query": "I\u2019m refreshing my home guitar setup and need long-lasting strings for my seven-string electric, warm ball-end nylon strings for my acoustic, plus assorted light-to-medium picks for practicing and comparing tone.", "positive_items": ["B00IPH8MD2", "B079QDMQHF", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cb8a87e76d0e0811e6d77f4", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar rig for rehearsals and small gigs, with dynamics control, versatile distortion and overdrive tones, plus a lightweight combo amp for shaping and projecting my sound.", "positive_items": ["B0BT873MR8", "B07ZW1GBVT", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cbbd33e3d9972f62f5d63bb", "partition": "shared_train", "query": "I\u2019m setting up a beginner violin practice and recording station where I can fine-tune the instrument, learn first-position finger placement, keep lessons or sheet music at a comfortable adjustable height, and connect a microphone to my computer or portable recorder.", "positive_items": ["B003GEJ5J4", "B01DK455TS", "B003XKIY3E", "B00E9EC2K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cc04bca761600ddb0d4c61a", "partition": "shared_train", "query": "I\u2019m setting up a mobile experimental rock performance featuring an amplified violin, so I need replacement strings and bow rosin, a high-gain distortion effect, a sturdy rolling rack for gear, and colorful stage lighting for the show.", "positive_items": ["B093YJBKZ6", "B09JWL3BF9", "B07VNGZ6LL", "B001KJF0BE", "B001383XS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cc9ed6929a9f50a2e793faf", "partition": "shared_train", "query": "I\u2019m setting up a quiet home violin practice and recording routine: I need fresh strings, help maintaining straight bow technique, a way to hang the violin and bow safely, volume reduction for roommates, and a USB microphone for recording performances.", "positive_items": ["B0BKR9BCVK", "B09G9DVTD3", "B098HKC55W", "B000EENO2S", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cce17a8f7846317497b5662", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly guitar practice and gig kit, with an easy way to stay in tune, keep spare picks attached to my instrument or stand, and have comfortable, grippy nylon picks ready to use.", "positive_items": ["B00IFOTSJW", "B01K1EJQ9U", "B000BBEQZ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cd0c7e7fce4d0579d4a931b", "partition": "shared_train", "query": "I\u2019m restoring my Les Paul-style electric guitar and want to restring it with a heavier set, clean and polish the strings, fretboard, body, and hardware, and secure the pickguard with a replacement mounting support.", "positive_items": ["B0BK9ZT28X", "B018RS8IE6", "B0B81MPBTB", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cd0eec086da3e8a5e8479eb", "partition": "shared_train", "query": "I\u2019m setting up a compact, low-volume drum rig for recording and small live gigs, and need a responsive thin crash plus adjustable boom hardware to mount it in a stacked cymbal arrangement.", "positive_items": ["B005UMO5AY", "B0018TIYIM", "B0002F6VZQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cd2cf9283a0e33f1d44558e", "partition": "shared_train", "query": "I\u2019m setting up a beginner guitar practice area and need a safe way to display the instrument, comfortable support for playing, dependable picks, and an easy step-by-step guide for learning chords, strumming, notes, and tablature.", "positive_items": ["B083GKG469", "B0B8LK7MTH", "B07PPHHG34", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ce0ddad69ccccb86e393415", "partition": "shared_train", "query": "I\u2019m setting up a reliable practice and small-performance station for my acoustic or electric guitar, with easy tuning, secure hands-free storage, and a capo that changes keys cleanly without buzzing or throwing off intonation.", "positive_items": ["B07CK2QQ6J", "B0B8P1YW7L", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ce556bb2dc3712997ca4c5c", "partition": "shared_train", "query": "I\u2019m restoring my vintage Fender guitar and matching amp, and need smooth, low-noise electric guitar strings, replacement hardware for mounting the pickguard, and period-correct pilot light bulbs to finish the refresh.", "positive_items": ["B003AYIKNW", "B01D2GAKV2", "B07B4S63NN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ce969839030f1d4b7bbb9a3", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a concert and need reliable replacement strings, comfortable non-slip picks for practicing, and a sturdy page holder to keep my sheet music open while I play.", "positive_items": ["B00H35YHQ8", "B008PIVRY2", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cea480df0ce15bbf6275cec", "partition": "shared_train", "query": "I\u2019m outfitting a drum kit for gigs and need dependable hardware to support cymbals in both straight and boom configurations, plus a reliable hi-hat setup.", "positive_items": ["B0076MN8ZO", "B0076NBMXI", "B0C3LJ5GZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cf23c8abe1343e0368fe69d", "partition": "shared_train", "query": "I\u2019m setting up a small school or community presentation with two speakers on stage and need a dual-channel wireless microphone setup, plus reliable cables to connect the receiver and other balanced audio equipment to the PA system.", "positive_items": ["B083TBCCRW", "B00TJ2FKZK", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5cfa51a9ccd0d722e9caf177", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic performance and need a vocal microphone on a stable, adjustable boom stand, plus a way to connect an instrument cleanly to a PA or mixer with balanced output and ground-lift options.", "positive_items": ["B003GEBGA0", "B0027V760M", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d01cd7737df394a3ebcccfc", "partition": "shared_train", "query": "I\u2019m assembling an affordable beginner drum setup for practicing and playing different styles, with versatile hi-hat control, a bright accent cymbal, and a sturdy adjustable stand to mount everything securely.", "positive_items": ["B0B6JP6KZ6", "B000EEHGEK", "B09X6FR6Q9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d043b37b037b7ec8cf6b792", "partition": "shared_train", "query": "I\u2019m putting together a compact songwriting setup for virtual instruments and acoustic guitar, with a portable USB keyboard offering hands-on controls, piano-style sustain, and an easy adjustable capo for changing guitar keys.", "positive_items": ["B0BT9R8MMV", "B01BGSJIY8", "B08FDBCYHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d07ba041ecf8e1bf76271db", "partition": "shared_train", "query": "I\u2019m restoring a Ludwig drum kit for rehearsals and need a durable coated 14-inch batter head, replacement snare wires, and enough snare cord to rebuild the snare and make it stage-ready.", "positive_items": ["B00KNSPBUI", "B000T0GQ2C", "B000T04IB8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d102756178b79c9db7a026d", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need portable stage lighting support, a way to connect several microphones cleanly, and a clip-on tuner for guitar setup and quick checks.", "positive_items": ["B07DX95KP2", "B06Y17CPDF", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d130b6b2488b220b11eab61", "partition": "shared_train", "query": "I\u2019m getting my steel-string guitar ready for a small acoustic set and need an easy way to keep it tuned, change keys quickly, and play comfortably with durable picks.", "positive_items": ["B0BKZ7BM52", "B0158GWWJ2", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d135e8dec197d18efdeeac4", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for a classical guitar and vocal song, and need fresh nylon strings, a safe way to keep the guitar nearby, and cleaner vocal takes without harsh bursts of air.", "positive_items": ["B0BPKH4HB2", "B016QUXTZU", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d14d363ab57be7c8139de65", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric-guitar practice and performance setup, with dependable connections from guitar to amp and amp to speaker, plus precise, durable picks for playing.", "positive_items": ["B0C5PRQ9K6", "B09TGD5X27", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d1813136576612ecb7310ad", "partition": "shared_train", "query": "I\u2019m putting together a portable practice setup for my guitar and need a lightweight folding stand, assorted pick styles and gauges to experiment with, and a reliable clip-on tuner for precise tuning at home or while traveling.", "positive_items": ["B00K17YFC6", "B08BJGBHN7", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d192dc29d379551c1ab3987", "partition": "shared_train", "query": "I\u2019m preparing a small guitar rehearsal and performance setup with several instruments, so I need a reliable way to tune them, keep each guitar safely accessible between players, and have durable medium-gauge picks ready for strumming.", "positive_items": ["B0002D0CEO", "B08JMQR2JK", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d21e1f36c9f78f541468c6b", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice and maintenance station: I need fresh electric strings, tools and supplies for cleaning and adjustments, an adjustable seat for playing, and a way to build finger strength and coordination away from the guitar.", "positive_items": ["B0B8FSCM9L", "B0C3LKLKHX", "B07MVCN9XT", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d23cd28055ebe5a64f39e89", "partition": "shared_train", "query": "I\u2019m refreshing my six-string acoustic guitar with long-lasting, smooth-feeling strings, precise fret crowning for a clean playing surface, and an easy way to tune it accurately afterward.", "positive_items": ["B0BPLFP5P6", "B0BL8897K3", "B0BKZ51ZNF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d24baec99b5d72527d0e914", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and recording corner and need reliable connections to my equipment, replacement plain high strings for restringing, and secure wall storage for several electric guitars.", "positive_items": ["B0002D0L5E", "B00LTDOL02", "B07GS5R4TX", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d4f966ee1ecaa5333e1ca8a", "partition": "shared_train", "query": "I'm putting together a portable PA setup for small gigs and rehearsals, with protected rolling transport, elevated support for two speakers, and quick setup in different venues.", "positive_items": ["B01DARQZIK", "B0C3PY6TBR", "B015WYRWYA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d5359d97d0a0a930212b09f", "partition": "shared_train", "query": "I\u2019m setting up a simple guitar practice station where I can restring and tune my instrument, keep it safely supported between sessions, and play through a compact battery-powered amp at home or on the go.", "positive_items": ["B018FCZKR2", "B0BK6Q2HDN", "B0BHSG5C3G", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d6474d59fbc5d7da25c2f68", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and performing with my guitars: I need safe two-instrument storage, a comfortable adjustable shoulder strap, fresh heavier-gauge strings, quick key changes, and a headphone-friendly way to get classic British amp tones quietly.", "positive_items": ["B001MXHYIA", "B000ZMYRJS", "B09V91H5XM", "B00H4PEMM6", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d651a3a1c69eabb10779e5e", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic rehearsal and need fresh banjo strings, a portable stand for holding sheet music while seated or standing, and secure floor stands to keep several guitars safely positioned between songs.", "positive_items": ["B017C3OK4E", "B0B6P55RBN", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d6bd6ce054930ff368053e6", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for recording rock demos and need a versatile cymbal setup, controllable single-chain bass pedal, and sturdy adjustable hi-hat stand for dependable playing.", "positive_items": ["B08Z41RKNV", "B01MYMTUYL", "B01M2VR9MP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d7f913fd9e6855425ea5621", "partition": "shared_train", "query": "I\u2019m refreshing my vintage-style Strat for rehearsals and gigs: I need a shielded pickguard and tremolo-cavity cover for the body, plus an easy pedal tuner and rechargeable wireless system for stage playing.", "positive_items": ["B0733KD4D2", "B01BHPZQ1O", "B07KDYH2DF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d84d1f0eb2d79b2c826af5a", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a recording session and need a heavier-gauge setup, a gentle way to clean the finish, and secure support for the instrument while I work at a table or amp.", "positive_items": ["B0BK5CXZBT", "B097FMTZCP", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d86edc228f2e29019372e93", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar performance rig and want a solid-body guitar, dependable string-retention hardware for stable tuning, and enough low-end output to fill a rehearsal or small live space.", "positive_items": ["B0CBSSQ6RC", "B075RB1KN7", "B01M0KYEE5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d997141995c0bc5bbddc174", "partition": "shared_train", "query": "I\u2019m building a compact live-recording rack and need a clean way to route several balanced microphone and line-level channels, access connections from the front, and protect the rack gear from electrical noise and surges.", "positive_items": ["B098PJDQTG", "B07DX95KP2", "B004J9WSD0", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5d9e03134df21a5c1948d7aa", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need several reliable wired cardioid stage microphones plus long balanced XLR runs so multiple singers can perform clearly while moving around the stage.", "positive_items": ["B00WU1I5VI", "B00IEVDOXC", "B0B59363YK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5da258421bf6f73930588f53", "partition": "shared_train", "query": "I\u2019m setting up a compact six-string guitar practice rig and need easy fret changes, low-volume tube amplification, and a compatible spare power tube for dependable playing at home.", "positive_items": ["B008OZ4WNE", "B07CK2QQ6J", "B00LMRNIUE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5da7394011f385b42e38a8ee", "partition": "shared_train", "query": "I\u2019m getting my 26-inch bass drum ready for rehearsals and gigs: I need a replacement head with adjustable damping, a way to tune it, and compact water-resistant storage for my sticks, brushes, and mallets.", "positive_items": ["B000F9J5GQ", "B09HL8TQTF", "B06XT6YTPG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5dad7af1cec662161a1db048", "partition": "shared_train", "query": "I\u2019m getting my extended-range electric guitars ready for a recording session and need replacement strings for different multi-string setups, along with tools for changing strings, cleaning the instruments, and checking or adjusting their setup.", "positive_items": ["B0B7C52N2F", "B07MVCN9XT", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5db1eb95e25ab227f710f8bf", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for heavier live rock and metal gigs, looking for durable tom heads with punch, an aggressive china accent, and protection for my double-pedal bass drumhead.", "positive_items": ["B0BKZ6M28F", "B00716CXGA", "B0BKZ59BQZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5db440c8f3dbcf4b00d02d8f", "partition": "shared_train", "query": "I\u2019m recording a British Invasion-inspired band demo at home and need a warm short-scale bass, a jangly hollow-body electric guitar, and a versatile microphone setup for vocals, guitar, drums, and other instruments.", "positive_items": ["B0B7ZQJPG5", "B07NX24XGY", "B0002CZU9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5dcaa00a65f58dca7b597e4d", "partition": "shared_train", "query": "I'm setting up my electric guitar for recording and want to check the neck relief, tune it accurately, and experiment with stacking two classic-style overdrive and distortion sounds through a warm, clean amp.", "positive_items": ["B083YRNPSR", "B07B2LMPWC", "B0BNNYPVYR", "B0BHPS6F15"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5dd831b4d572a74b5bbd20f8", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar setup for practicing and casual rehearsals, and need a smaller instrument with an adjustable woven strap plus a simple secure way to keep it from slipping off.", "positive_items": ["B00GXNRAG0", "B0B8M5FJB6", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ddd5e57a7cdc8665be67b00", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar-and-vocal performance and need secure guitar support, a strap safety upgrade, an attachable stand for lyrics, reliable short and long XLR connections, and speaker cables for linking mixed PA equipment across the stage.", "positive_items": ["B018FCZKR2", "B075VHFRSD", "B0BGF7QBQ2", "B09GF6NX3X", "B00X7YJUGG", "B00IPHSRN2", "B00V8URXSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5de626367081f11f21036756", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar for regular playing and need light-gauge strings, gentle finish and fretboard care with a polishing cloth, plus assorted picks to try different feels.", "positive_items": ["B098KXQJVY", "B0BK5CXZBT", "B07B8WL33G", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5de8ab51285e0b6876c41eaf", "partition": "shared_train", "query": "I\u2019m starting acoustic-electric guitar lessons and want a complete setup for practicing and small performances: a mid-depth six-string guitar, simple pitch-based tuning help, portable amplification for guitar and vocals, protective roundback storage, and an adjustable stand for sheet music.", "positive_items": ["B07C2YGJ5V", "B0BT8GVK6M", "B0972TXX8S", "B0B6P55RBN", "B00P07CXW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ded6d225852c7d3d165d8fc", "partition": "shared_train", "query": "I\u2019m building a compact bass effects setup for rehearsing and performing experimental funk, with expressive wah and envelope-filter tones, spacious chorus and phasing, synth textures, and the basic patching and playing accessories needed to connect and use everything.", "positive_items": ["B01BF7YA9S", "B07VHTH6Z8", "B01MYSIN4Q", "B01ATV0HXY", "B0771SZT32"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5df4e3a4c024968f41e6e99e", "partition": "shared_train", "query": "I\u2019m recording outdoor interviews for a small documentary and need a compact setup that supports several microphones, reduces wind noise, allows remote control, and can run from batteries or an outlet.", "positive_items": ["B00KW865KE", "B00E3XY6LE", "B01MROS266"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5dfc1d995e6079ca9c0e6181", "partition": "shared_train", "query": "I\u2019m setting up a small community concert with live singing, background music, and clear announcements. I need a wireless vocal setup, a mixer for combining microphones and audio sources, and balanced signal enhancement for the sound system.", "positive_items": ["B0BLLYHM3K", "B0002CZU56", "B07BM5CSFC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5dfd2b032751b8c33470da0d", "partition": "shared_train", "query": "I\u2019m outfitting my guitar for regular playing and need a comfortable adjustable strap, secure strap attachments, and a good supply of medium-gauge picks for reliable strumming and picking.", "positive_items": ["B0BKNYGC3V", "B09RHNXJMW", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5dfec4875fbd7c9acd5e2027", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and want reliable replacement strings, an easy way to tune accurately, and plenty of comfortable picks for practice and performances.", "positive_items": ["B01AH3RSAO", "B0BG95DG2H", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e02a48fe74ff6920ae59453", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio for my 12-string guitar and violin, and need safe wall display solutions, a way to keep the violin\u2019s bow with it, plus replacement strings and rosin for regular playing.", "positive_items": ["B0BTC9YJ2W", "B06XDBGL88", "B08DM9NFLH", "B07DLBJKMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e0aa2198551fe751399cbf3", "partition": "shared_train", "query": "I\u2019m preparing my mandolin for sweaty rehearsals and gigs and need a setup that keeps it secure over my shoulder, gives me a reliable pick grip, and replaces the strings for a bright, ringing acoustic sound.", "positive_items": ["B016P20UC4", "B003XKFHFM", "B0BG64YHQY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e10c1bc05c85b3e4d255619", "partition": "shared_train", "query": "I\u2019m preparing a home recording and rehearsal setup for my acoustic and Les Paul-style guitars: I need fresh strings for both, humidity protection for the acoustic, versatile effects with computer recording, and sturdy lockable transport protection for the electric.", "positive_items": ["B0BCW884JL", "B078KTV8L4", "B00266N6L6", "B00X7DE6RK", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e1325500226a24f6e29f1bf", "partition": "shared_train", "query": "I\u2019m setting up a small home studio and want to get several guitars and basses clean, polished, accurately tuned, and safely organized on a compact stand for regular practice and recording.", "positive_items": ["B00IFOTSJW", "B07J5FVQNT", "B0C6HZ2BJ4", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e181433c6a9b9414dd593c1", "partition": "shared_train", "query": "I\u2019m upgrading and rewiring my bright-sounding electric guitar for a warmer, higher-output bridge tone, while replacing the aging controls and output connection. I also need a safe neck support for keeping the instrument stable during the work.", "positive_items": ["B073RQ21QH", "B0076CGVF8", "B07C2SFC3M", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e28144a6ab012079b0a8651", "partition": "shared_train", "query": "I'm putting together a simple setup for learning and practicing acoustic guitar, with easy chord transposition, dependable pitch checking, and comfortable picking for daily sessions.", "positive_items": ["B0BHSG5C3G", "B00CPLODUU", "B000BBGCBO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e335f1aee8a34ec3bdaad1f", "partition": "shared_train", "query": "I want to build a compact home music-production setup for recording and mixing tracks, playing virtual instruments and drum parts, and monitoring the results accurately.", "positive_items": ["B0BK6MQF3Z", "B09B45DLQG", "B08FDBCYHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e43adf122c09d570c42c763", "partition": "shared_train", "query": "I\u2019m setting up portable sound for a small outdoor event, with Bluetooth music playback, a powered full-range speaker, and flexible XLR cabling to connect and position my wired microphone.", "positive_items": ["B08DBDD6CM", "B0CBSR9VF7", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e47219878fa14c416692875", "partition": "shared_train", "query": "I\u2019m setting up a compact keyboard rig for rehearsing and small performances, with a synthesizer, hands-free sustain control, adjustable support, and an amp for shaping and projecting the sound.", "positive_items": ["B09JT1HPW1", "B00005ML71", "B07GRG5SMB", "B0010KGD4Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e48bdd96a790771469e2f9f", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with a hotter bridge sound, a decorative truss-rod cover, vintage-style control hardware, and more secure strap attachment points for a cohesive stage-ready upgrade.", "positive_items": ["B07CJ4WQ9X", "B08GC6DPDW", "B06ZZ375CD", "B07STQTMY2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e49109a995c4a69ad39243b", "partition": "shared_train", "query": "I\u2019m doing a seasonal guitar setup at home and need to safely support the neck, smooth and polish sharp or rough fret ends, and remove the old strings before restringing without damaging the instrument.", "positive_items": ["B00TV90MT0", "B07JBN6ZW7", "B00315D0E4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e4f1cc2386653787e520ebf", "partition": "shared_train", "query": "I\u2019m starting electric guitar lessons and need a beginner-friendly six-string instrument, a sturdy protective case for carrying it to practice, and a durable pick suited to developing my technique.", "positive_items": ["B00Q0OWR9M", "B07T65XWM2", "B071LNYPB6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e5c81f84abe79ee36f699cc", "partition": "shared_train", "query": "I\u2019m installing a compact EVOLVE 50 PA system for community events, with a short speaker pole, reliable XLR connections, long cable runs, and a wall-mounted connection point for neat, flexible stage setup.", "positive_items": ["B00NPAMDQ6", "B07JDCMY2C", "B00FPWF59Y", "B002905LB2", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e5e43421992a74ae4846926", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar setup for recording tight, articulate riffs, with heavier-gauge strings, precise picking control, and warm classic overdrive for solos and rhythm parts.", "positive_items": ["B00G9LBB8Y", "B0716QP8SR", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e5e7a3056e33a4d5933e31b", "partition": "shared_train", "query": "I\u2019m filming a series of electric-guitar performance videos and need fresh light-gauge strings, varied picks to compare attack and tone, and a compact on-camera mic for clear sound.", "positive_items": ["B09NWCD36N", "B0C29K9R76", "B07DWY7R2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e63767aacf40155498cf2c9", "partition": "shared_train", "query": "I\u2019m preparing my bass clarinet for an upcoming performance and need suitable reeds plus gentle maintenance supplies for its silver-plated parts and routine moisture care.", "positive_items": ["B0BXT1HLWY", "B0002E3DC6", "B0BT32Y1ZW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e6cca76eba59a3a5a54438f", "partition": "shared_train", "query": "I want to set up my acoustic guitar for recording slide performances, with fresh light-gauge strings, a brass slide, a noninvasive soundhole pickup, and a USB interface for connecting to my computer.", "positive_items": ["B0002D0EM4", "B00170GDPS", "B01DBS2U9G", "B01E6T56CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e6d957e62a9956d5c66e088", "partition": "shared_train", "query": "I\u2019m putting together a small live music setup with guitar and vocals, so I need hands-free microphone support, an extra-long adjustable strap for playing comfortably, and a rack-friendly way to power and illuminate the equipment.", "positive_items": ["B07FZ7RDM8", "B08PMZQXN3", "B0014598WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e75c0fc68d65088eecc3f8e", "partition": "shared_train", "query": "I\u2019m upgrading my existing drum kit with beginner-friendly cymbal sounds and sticks, while covering its various drum sizes with durable volume-reducing mutes so I can rehearse quietly at home.", "positive_items": ["B09T8HDBYK", "B07V4GG652", "B00F912X96"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e7b74905fe75e832fcf30cb", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need reliable vocal pickup, a way to connect an instrument cleanly to the PA, and a long balanced run to the mixer with minimal noise.", "positive_items": ["B0018ST5UO", "B0C2T9BNRQ", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e88c4a594cc82e33fb7dd85", "partition": "shared_train", "query": "I\u2019m setting up sound for a small live band performance and need a portable stereo PA, a reliable mic for guitar amps or drums, a boom stand, and an adapter for connecting XLR equipment.", "positive_items": ["B079G5RBF5", "B0CB98SMQR", "B0C5LYJXLR", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e9071d2e5c03220891aa5f2", "partition": "shared_train", "query": "I\u2019m setting up a violin practice routine for an apartment and need a way to reduce volume, keep my instrument in tune, monitor intonation, and maintain reliable bow grip.", "positive_items": ["B00L1LL7DQ", "B0BKZ6FK4D", "B076H3X295"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5e9ff4964113446de7a2e061", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need compatible parts to rewire its controls with vintage-style hookup wire, install upgraded volume and tone pots, fit a locking two-point tremolo bridge, and secure the pickguard.", "positive_items": ["B07MM6HRSX", "B07C916WBR", "B00KME1F2G", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ea8a127c8a3f53edb7239bd", "partition": "shared_train", "query": "I'm refurbishing my Fender tube combo and two guitars for regular rehearsals and gigs, so I need compatible replacement amp valves, reliable locking tuners for the electric, and protective padded cases for both electric and acoustic instruments.", "positive_items": ["B00G2E3J4M", "B000ZQAE7I", "B00167356C", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ea96eeaaaaa09a16aae1d61", "partition": "shared_train", "query": "I\u2019m setting up a compact home music corner with portable sheet-music support, safe wall storage for my guitar, and a colorful harmonica for practicing melodies.", "positive_items": ["B003AYTP7M", "B07CQ9VV6F", "B0B949FD92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ec0a270a63196094d6c13d4", "partition": "shared_train", "query": "I\u2019m setting up a simple home podcast and voice-recording station for my computer, with clear vocals, reduced popping sounds, and a reliable plug-and-play connection.", "positive_items": ["B016QUXTZU", "B0C6H9T5T6", "B01BIE98PO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ec9c9f106f007cea51a1952", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar performance and need reliable ways to keep the instrument in tune, play comfortably, and connect microphones to the sound system for vocals and amplification.", "positive_items": ["B0B52FBC66", "B00IFOTSJW", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ecb4f259ab179c4495ea00c", "partition": "shared_train", "query": "I\u2019m setting up to learn electric bass and need an instrument, sturdy heavy-gauge strings for strong tone, and a safe adjustable stand to protect it between practice sessions.", "positive_items": ["B07BNV6GMH", "B0002D0CO4", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5eccd56018507e4e6f3ee9f2", "partition": "shared_train", "query": "I\u2019m refurbishing a classical guitar and need replacement bone hardware for the neck and bridge, reliable protection for carrying it, and an easy way to change keys without retuning.", "positive_items": ["B009GDNPKO", "B0BLLKKFR8", "B07CL6Y82R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ecf7ae8f960dea540494183", "partition": "shared_train", "query": "I\u2019m setting up a violin practice routine at home and need a portable way to hold my music, help maintain the instrument\u2019s humidity, and reduce the volume so I don\u2019t disturb others.", "positive_items": ["B0813D5BFL", "B0B6P55RBN", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ed1225218f2828ada617b9a", "partition": "shared_train", "query": "I\u2019m putting together a compact desktop setup for rehearsing and recording amplified music, with adjustable microphone positioning and a long, heavy-duty connection between my instrument amp and speaker.", "positive_items": ["B0C5PRQ9K6", "B00LOAASPC", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5edc25ef3e6f44e3a02a8b07", "partition": "shared_train", "query": "I\u2019m refurbishing a compact drum kit and need durable, easy-to-tune heads for the snare and multiple bass drums, plus replacement cymbal sleeves for reliable hardware setup and a deep vintage rock sound.", "positive_items": ["B0BDMNFZPR", "B00I4IB9Y6", "B00I4IBCAM", "B0BCXD2QDB", "B000EENC52"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5edfd929e5895c55a249babf", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor karaoke performance and need a handheld vocal microphone, reliable XLR connectivity to a PA, and foam protection to reduce wind noise and keep the mic sanitary during shared use.", "positive_items": ["B091MZPYBQ", "B06X9KG3HW", "B01B1JHEX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5eeac695ea4bb4bb6aa254e6", "partition": "shared_train", "query": "I want to create a layered home-studio song featuring my vocals, computer-based keyboard parts, and distinctive traditional acoustic textures, with a simple setup for recording and arranging everything through my computer.", "positive_items": ["B08LZ5KCSR", "B07Q38FWFJ", "B07JNKY9T8", "B01E6T56CM", "B07CQMZVYL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ef24ce0f1e60b68d2b378a9", "partition": "shared_train", "query": "I\u2019m organizing a small live band performance and need a practical vocal setup for several singers or instruments, with reliable XLR connections for both stage and longer runs, plus a way to transport two speaker or microphone stands safely between venues.", "positive_items": ["B01AIPQCVC", "B092LF6RLS", "B07C91JT14", "B07N5J3GTB", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5effbf71b85468f099745a65", "partition": "shared_train", "query": "I\u2019m preparing a small home recording session with classical and electric guitar parts plus lead vocals, so I need suitable nylon and electric-guitar strings, a handheld vocal mic with wind protection, and balanced cables to connect everything.", "positive_items": ["B07N5J3GTB", "B091MZPYBQ", "B0BPKH4HB2", "B0BSGM6CQ9", "B0B52FBC66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f041a1c734384b8eb86c687", "partition": "shared_train", "query": "I\u2019m restoring a right-handed Strat-style electric guitar and need replacement hardware for securing the neck, fitting six-in-line tuning machines, and refreshing the volume and tone controls with durable knobs.", "positive_items": ["B01LMDLNAY", "B07BHM7RKB", "B009DAHPLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f05ada0246d703c17d885f6", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar pedalboard and need short angled connections between effects, reliable instrument leads, and secure hardware to keep my strap attached during performances.", "positive_items": ["B017U550DO", "B017W9C5C2", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f05c2c10f6163ef99055326", "partition": "shared_train", "query": "I'm putting together a small electric-guitar setup for home practice and recording: I need a comfortable semi-hollow guitar with versatile vintage-style tones, plus reliable short patch and longer instrument cables for connecting my gear.", "positive_items": ["B06XB3FQKB", "B0B95V41NR", "B0002GZSI6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f0cfe0f2bc1e570473638e2", "partition": "shared_train", "query": "I\u2019m refreshing the strings on my 12-string acoustic guitar and want a comfortable, height-adjustable seated setup plus one tool to remove bridge pins, cut strings, and wind the new set.", "positive_items": ["B08R5GM6YB", "B0BTC9YJ2W", "B07K34CPZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f1015d98f4085cb2649525e", "partition": "shared_train", "query": "I\u2019m setting up my bass for a small live show and need accurate neck measurements, files for careful nut work, and a portable rig for loud, shaped bass tones.", "positive_items": ["B0BT855NFQ", "B0C3LLSSV5", "B09SZ46N72"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f102b42fad29d9247f9d0cd", "partition": "shared_train", "query": "I\u2019m preparing my acoustic, standard electric, and seven-string electric guitars for recording, and need durable coated replacement strings with appropriate light or custom-light gauges for each instrument and consistent, long-lasting tone.", "positive_items": ["B07DWM2XSS", "B07GFH8NTB", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f10ca1b6fb73f6e55ee327c", "partition": "shared_train", "query": "I\u2019m putting together a compact mobile DJ setup for small events, with strong low-end sound, a flexible way to position the announcement microphone, and proper termination for the DMX lighting chain.", "positive_items": ["B09ZTJH58K", "B075R91PXY", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f1304a0faa384b91a0ae252", "partition": "shared_train", "query": "I\u2019m setting up a DSLR filmmaking rig that can record multi-channel audio from XLR microphones, mount the camera securely to a mic stand, and accommodate both standard and European 3/8-inch threaded mic hardware.", "positive_items": ["B00CRY250U", "B0075DMYC2", "B0B8Z59D2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f165570afbe9beb72507edb", "partition": "shared_train", "query": "I\u2019m building a small home vocal-recording and playback setup, needing detailed condenser-mic capture through a USB interface plus frequency-splitting control for my two-way monitor speakers.", "positive_items": ["B0812B26TN", "B07BDNP11J", "B0BMD5MVSZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f1c3fc3f98a4c53e2ab25e6", "partition": "shared_train", "query": "I\u2019m setting up a home keyboard practice station and need stable adjustable support, hands-free sustain for expressive playing, and a fitted way to protect the instrument from dust between sessions.", "positive_items": ["B00M6SIZ6K", "B00TZH5DJW", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f1ce391b443083e51e710e3", "partition": "shared_train", "query": "I\u2019m building a compact rock rehearsal and recording setup that covers expressive electric guitar parts, clean kick-drum miking without a floor-stand trip hazard, and protected, isolated monitoring while I play drums.", "positive_items": ["B0713TY2QN", "B002EOUN4S", "B0002F519I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f1ecc956ebd75b65dfb8bd5", "partition": "shared_train", "query": "I\u2019m restoring a worn guitar fingerboard and need replacement stainless frets, a precise tool to crown them, and conditioner to clean and protect the wood afterward.", "positive_items": ["B087J3NBCR", "B0928HW2P4", "B0BL8897K3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f20df77ae6d6fe667eadcd8", "partition": "shared_train", "query": "I\u2019m putting together a small live dance-party setup with band percussion, reliable connections for instruments, a lead singer\u2019s microphone, wireless options for two performers, and a rotating light effect to energize the room.", "positive_items": ["B09X6G4PPS", "B07FZ5XBCJ", "B000KN0BYM", "B0919G7WL3", "B000CCSWPQ", "B00R57EXLI", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f282552a0c6dc324bb50a06", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small performances, so I need new medium-gauge strings, a tool to remove and wind them efficiently, and durable picks for testing the finished setup.", "positive_items": ["B0BFKQ9QXD", "B0002D0CEO", "B0BRWSYSJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f2a790caedd88bd44db1dc9", "partition": "shared_train", "query": "I\u2019m setting up a seated singer-songwriter performance at home and need to amplify my acoustic guitar, sing through a vocal mic on a hands-free stand, and have a sturdy bench with room to keep sheet music.", "positive_items": ["B000A0BSCY", "B0B2Q9HNGQ", "B000P5OULA", "B005DBW43C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f312484d3269b873ecb0906", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic ensemble performance and need portable sheet music support, a secure place to keep an upright-bass bow, a comfortable guitar strap, and stands for several guitars between songs.", "positive_items": ["B0B6P55RBN", "B074WXM13T", "B08JMQR2JK", "B008PBTUUW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f353e0b5ff097d4e6b07138", "partition": "shared_train", "query": "I\u2019m preparing for a small live acoustic set where I\u2019ll switch between guitar and viola bass, so I need reliable stage amplification for the guitar plus comfortable support and rugged transport protection for the bass.", "positive_items": ["B00BC3OVHM", "B0B8LZKBN7", "B000LPSL00"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f3dcc02251027ebdb79d4bc", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic-and-electric guitar performance and need fresh strings for both instruments, reliable isolated power for my effects pedals, and a long XLR cable for vocal or instrument microphones.", "positive_items": ["B08DBDD6CM", "B073XXLVWT", "B09T7P2RNC", "B092D9S8TH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f448c2645276621f5c76d58", "partition": "shared_train", "query": "I\u2019m getting my cello ready for rehearsals and need a reliable replacement bow, suitable rosin for smooth playing, and a way to reduce the troublesome wolf note that disrupts certain tones.", "positive_items": ["B07KQ7DNMV", "B0BT2TCLHJ", "B077M1DVFB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f4789175001a936aed8158e", "partition": "shared_train", "query": "I\u2019m preparing for a small live performance where I\u2019ll play electric guitar and sing, so I need secure instrument transport, a long-corded microphone, and a practical tool for quick restringing and adjustments.", "positive_items": ["B097Q9W8MW", "B09PH4DV67", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f4977da598d8828412919df", "partition": "shared_train", "query": "I\u2019m setting up a new electric guitar for regular practice and gigs, and need comfortable picks plus a convenient way to keep spares attached to the instrument so they\u2019re always within reach.", "positive_items": ["B07HCSYQV1", "B09B14FM3M", "B00TVFY268"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f4d554a236213dba6cef136", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice corner and need a secure place to keep my instrument, an easy way to tune it, and reliable picks for playing.", "positive_items": ["B09TPZN5JJ", "B0BWT3S95C", "B08XYTW5S2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f59e4391e43c683bc2e527e", "partition": "shared_train", "query": "I\u2019m setting up a small live performance system with wireless vocal coverage, an in-ear headset microphone option, reliable rack power for compatible Shure gear, and tidy multichannel XLR connections to the mixer.", "positive_items": ["B0BLM2DG9F", "B003D2YRLA", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f5cd9cee356f2181e22afee", "partition": "shared_train", "query": "I\u2019m recording an outdoor rehearsal and need a reliable handheld dynamic microphone setup with wind protection and vibration isolation that can mount securely to a standard stand.", "positive_items": ["B0CB98SMQR", "B07GBHXHHZ", "B07NDGTFJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f5f2e15a94ac96914baa7e9", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for heavy rock: I need to clean and polish the shells and cymbals, refresh the snare\u2019s response, install durable easy-to-tune heads for a deep sound, and keep my hardware positions secure.", "positive_items": ["B09HD48CZN", "B0B962GTW6", "B0B3VKB2C1", "B003A02OFQ", "B077JLJN9N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f5fd9582c00401d82786fbc", "partition": "shared_train", "query": "I\u2019m upgrading a drum kit for energetic live and studio playing, with versatile articulate hats and crashes, an accent china, reliable heavy-duty support for cymbals and snare, a punchy controlled bass-drum sound, and smooth double-bass capability.", "positive_items": ["B07F349RSZ", "B00B5XFJWA", "B072J9RVJ1", "B071ZGR1GB", "B0045V4100", "B000B6DTZQ", "B0002D0BPE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f675e173146aaa14bcb851a", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar with new strings, trying different pick gauges, and getting an all-in-one tool for winding and cutting during restringing.", "positive_items": ["B01AH3RSAO", "B08R5GM6YB", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f7059bd1d8328d5f058b397", "partition": "shared_train", "query": "I\u2019m restoring my tube guitar rig for recording and live playing, so I need reliable replacement preamp and power tubes for the amplifier plus fresh strings for the guitar.", "positive_items": ["B07BHTDLPY", "B07P83B3NZ", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f7154b99954a16ebf3d32a0", "partition": "shared_train", "query": "I\u2019m setting up a comfortable portable keyboard practice station and need reliable power and hands-free playing, private listening, an adjustable folding seat, and protection to keep the keyboard dust-free between sessions.", "positive_items": ["B0BSCF2FD7", "B00M6SIZ6K", "B0047JP1D6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f7562bb61a05df7b047d602", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need a versatile studio microphone, a long balanced XLR connection, and a clamp-on filter to reduce plosives during singing.", "positive_items": ["B001DPQP50", "B0BL8X66ZY", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f7f6c2dc15f74e1ed64e63b", "partition": "shared_train", "query": "I\u2019m creating a beginner-friendly home music corner for a child to practice both guitar and piano, with compact instruments and an adjustable padded seat for comfortable sessions.", "positive_items": ["B07MZYNZ1C", "B08X815N9T", "B017XBSVHW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f8467b84b43e9015fb530d0", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar for regular practice and performances, needing ball-end nylon strings plus a selection of light picks and thumbpicks to explore different strumming and picking techniques.", "positive_items": ["B0BR2VBSVV", "B0BFKN9P7R", "B00JA4T82S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f8484b1a59e720431697664", "partition": "shared_train", "query": "I\u2019m upgrading and organizing a left-handed electric guitar, looking for compatible tuning hardware, a replacement nut, a top-mounted tailpiece, and a secure stand with protective, non-slip support for storage between playing sessions.", "positive_items": ["B006X0TZZW", "B0043NQV2G", "B018FCZKR2", "B01N1M3GOD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f898adddfb7f12120e3b402", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic guitar ready for casual performances and practice, and need an easy way to tune it, change keys quickly, and play comfortably while standing.", "positive_items": ["B00CPLODUU", "B0BHSG5C3G", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f8d9d53941e23124aa88e33", "partition": "shared_train", "query": "I\u2019m putting together a portable lighting rig for small touring events and need a protected way to carry multiple slim fixtures, secure shallow rack-mounted control gear, and connect everything across the stage with long DMX cables.", "positive_items": ["B06XTSQLP9", "B078X3SSY7", "B00YS4X3E4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f8e7db0712567d6ad13e781", "partition": "shared_train", "query": "I\u2019m restoring my Les Paul-style electric guitar and need to replace worn control knobs, restring it with heavier-gauge strings, and properly adjust the action and intonation for reliable playing.", "positive_items": ["B0BSGM6CQ9", "B09S3XJJD5", "B08MYRG31D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f95f23f63db4ab19503f5d1", "partition": "shared_train", "query": "I\u2019m setting up a compact home station to practice and record acoustic guitar with vocals, so I need reliable vocal capture and connection, protection from plosives, amplified guitar sound, and comfortable hands-free instrument support.", "positive_items": ["B07NDF58V1", "B074WXM13T", "B08DBDD6CM", "B016QUXTZU", "B08ZFQ8GLV", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5f98faedf42769730ccfbeda", "partition": "shared_train", "query": "I\u2019m putting together a compact blues jam setup for guitar and harmonica, with a bright-toned steel slide, a beginner-friendly C harmonica for melodies and chords, and a protective travel solution for my rechargeable wireless guitar system.", "positive_items": ["B08SM2943D", "B0BR2Q367S", "B08F3DDM3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-5fc119f970989d8b4bdcbae0", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic guitar performance and need fresh, long-lasting strings, a reliable way to connect my instrument to the sound system, elevated speaker support, and a safe stand for my guitar between sets.", "positive_items": ["B07GFH8NTB", "B081H694YZ", "B000YYSKGS", "B00347A452"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5fc872de89cb6b1cc9ae784d", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for a classic-rock recording and want deep, punchy low toms, durable replacement heads, controlled snare overtones, cleaner tuning, and a secure drop-lock hi-hat setup.", "positive_items": ["B0BBPRC48V", "B0002E2QRY", "B0009R0A2C", "B0002D0LSG", "B07V3NL6JD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-5fe6f40f45f1bc5f575b4ec6", "partition": "shared_train", "query": "I\u2019m preparing my six-string acoustic guitar for amplified rehearsals and small gigs, and need longer-lasting replacement strings, quick key changes, an easy way to keep picks handy, and a soundhole solution to control feedback.", "positive_items": ["B07DWLYGKH", "B0010SHU18", "B01K1EJQ9U", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-5feb043afe2721b5954beef7", "partition": "shared_train", "query": "I\u2019m putting together a roots-rock recording and need a compact setup for light drum textures, expressive cymbal swells, harmonica melodies, and a bright Nashville-tuned electric-guitar part.", "positive_items": ["B0BPJ4Q6FJ", "B0731YLWY8", "B0BKZ22NHL", "B0B4SHB5T3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ff4fb4df8b3e2e7f9a6f89f", "partition": "shared_train", "query": "I\u2019m preparing for regular Bb clarinet rehearsals and performances and need setup help for a clear, responsive sound, comfortable supported playing over long sessions, and stable hands-free sheet music positioning.", "positive_items": ["B074XX3DBC", "B07LG345LV", "B00TH3ZJ7A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-5ff6953e7e3ecf59ba61f442", "partition": "shared_train", "query": "I\u2019m upgrading my Stratocaster into a versatile stage guitar and need a complete electronics and hardware refresh: flexible three-pickup tones, a matching white 11-hole guard, and a reliable chrome tremolo bridge for expressive vibrato and sustain.", "positive_items": ["B073T29DND", "B0772XDJX2", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60059bc4a0f73faf8d2d941b", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly home piano practice station with a portable keyboard, adjustable support suitable for seated or standing playing, and a comfortable sustain control for learning songs and practicing with lessons.", "positive_items": ["B0C5YS1Q4S", "B08PF344GN", "B01B15JPCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-600745c1c6dba404ef932019", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a gig and want to restring it quickly, refresh the fretboard and finish, and have a durable medium-heavy pick for reliable playing.", "positive_items": ["B09ZTK33ZC", "B0BR2N43GC", "B0BJ3BBTXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-600fdd70875f6555849efd4c", "partition": "shared_train", "query": "I\u2019m setting up and maintaining my guitar at home and need a protected work surface, secure neck support, accurate measurements for string action and related adjustments, plus versatile tools for tightening hardware and making minor repairs.", "positive_items": ["B01HUDC930", "B0188WO6OC", "B0BXT6TM6N", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60165bcf3a970c6538e05af2", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for reliable live performance, with a clearer neck tone, quick pedal-based tuning, and an easy way to keep spare picks within reach during shows.", "positive_items": ["B011CO622W", "B01K1EJQ9U", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-601948730c5a7f1ee442c756", "partition": "shared_train", "query": "I\u2019m setting up a small vocal performance and karaoke rehearsal and need a handheld vocal mic, a hands-free stand for tablet lyrics, and a reliable way to run several XLR connections to the audio system.", "positive_items": ["B0BXDQNB9G", "B0BSB9249S", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-601f3d4b1d0d696c630c24e3", "partition": "shared_train", "query": "I\u2019m building a doom-metal guitar setup for recording huge, raw riffs, with a responsive boost/overdrive, a long reliable connection to my amp, and glitchy digital echo textures for experimental sections.", "positive_items": ["B00RVE9X06", "B01MAY79A4", "B01M5CXA0N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60211841aeede9d1abd9de4d", "partition": "shared_train", "query": "I\u2019m putting together a small gigging setup for my guitar and need a secure way to keep the strap attached during performances, a reliable cable to connect the instrument to my amp, and a compact clip-on light for reading charts on dim stages.", "positive_items": ["B00H35YIJE", "B09396NY1C", "B09G7GH2FH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6025f6350ff303de0edc873a", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar-and-harmonica set and need reliable pitch control, a way to change guitar keys quickly, and a playable 10-hole harmonica for performing.", "positive_items": ["B001LNM5KI", "B07CK2QQ6J", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-602c126a71d841d1539fcaa2", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready to practice, with dependable support between songs, quick string changes, and picks kept handy so I can focus on playing.", "positive_items": ["B0B8YWPB3K", "B00IY0BLB0", "B08KRPLYJ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-602ef3f3becca4f7e1c5612d", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for comfortable, secure playing and need an adjustable vintage-style strap, dependable attachment hardware, and a compact gauge for checking string action and setup measurements.", "positive_items": ["B00NARHNCS", "B01F9SBW36", "B01G3CQGEC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6037836fb97e1383b62fcf00", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice area for several instruments and need a safe way to store them, an adjustable strap for playing comfortably, and a variety of pick styles and gauges to find what suits me.", "positive_items": ["B08BJGBHN7", "B09V91H5XM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-603a44d686db04d93119039c", "partition": "shared_train", "query": "I'm setting up a compact guitar practice and maintenance station for my acoustic and Tele-style electric: I need comfortable picks with extra grip, protective replacement guards for each instrument, a secure edge-mounted stand, and case humidity control.", "positive_items": ["B016P20UC4", "B00CGFRJ2Y", "B004WFADWO", "B006X0UTW0", "B097FMTZCP", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-604590766d778ac1140d7ecb", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and gigs, and need heavier, clear strings, a comfortable adjustable strap, and a capo for quick key changes.", "positive_items": ["B09G5QS1VD", "B00H4PEMM6", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-604c54aba385b316aa47c262", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular rehearsals and need a comfortable adjustable strap plus reliable tools to remove old strings and speed up restringing.", "positive_items": ["B008BPI2OW", "B00315D0E4", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6072c826d60896ac49cf10df", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and Telecaster for a small live performance, needing feedback control, refreshed strings and intonation, slide-friendly playing, reliable mic connections, powered effects, and a stable two-guitar setup.", "positive_items": ["B0064RTS0G", "B00N5THDR6", "B00NG53AS0", "B074G2ZBCN", "B01DNC1EEW", "B0010SHU18", "B00O5EL3EE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-607305439e88f538cb90166a", "partition": "shared_train", "query": "I\u2019m setting up a guitar performance rig and need secure hands-free support, short low-profile connections between pedals, flexible overdrive and boost tones, and a wah with switchable voices for shaping solos.", "positive_items": ["B014TX6F98", "B0B8M5FJ9W", "B001PZ79LC", "B00VTCBQS8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-607cb4e0cea77b811b399ab4", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar practice and recording setup for tightening my timing while shaping consistent tones and adding warm, adjustable rhythmic repeats to lead lines and chord parts.", "positive_items": ["B00D8HW0HI", "B00X7DCM4Y", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-608bde8f705696bd2fd5c056", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit and need a warm, crisp hi-hat setup with a sturdy adjustable stand, plus a responsive crash for versatile playing.", "positive_items": ["B000A1HU1G", "B0B83ZR5HZ", "B001MX9K5K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-608c3a6dc3bbe63795ae3acc", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for home rehearsals and small gigs, needing replacement strings, pedalboard and amp connections, plus a stable stand between sets.", "positive_items": ["B007X60AZ4", "B00RVE9X06", "B018FCZKR2", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-609826383c85a5b429bbbe83", "partition": "shared_train", "query": "I\u2019m putting together a lively solo acoustic music set and need colorful pitched accents for melodies, plus hands-free shaker and jingle textures I can play with my feet while singing and playing guitar.", "positive_items": ["B07M9PDMWB", "B0089RRVMQ", "B00HV7U4CY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60a01a5ccf44308a5058d733", "partition": "shared_train", "query": "I\u2019m refurbishing my four-string Precision-style bass for rehearsals and small gigs: I need a compatible tortoise-shell faceplate, a dependable short amp connection, and a comfortable personalized way to wear it onstage.", "positive_items": ["B0BJB9NN5C", "B07Y949JY1", "B072PWKPLW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60a3c66965007d057e2fcf16", "partition": "shared_train", "query": "I\u2019m putting together a portable small-event audio setup and need protected, easy-to-carry storage for a rack-mounted wireless microphone system and mixer, plus a dependable short XLR connection between the microphone equipment and mixer.", "positive_items": ["B003BLOSGC", "B01M8N618U", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60a7e318331655f37813f724", "partition": "shared_train", "query": "I\u2019m outfitting a small rehearsal room with permanent, tidy XLR connections for microphones and speakers, including a floor-access connection point for stage use, and need durable plates and boxes that fit standard electrical enclosures.", "positive_items": ["B00Q3LHC38", "B00O4FPPXE", "B0BR2VNNH1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-60b71d0c037631af43519f38", "partition": "shared_train", "query": "I\u2019m setting up a small live-band PA and need reliable connections for nearby and distant speakers, plus precise sound shaping to tame harsh frequencies and feedback during the show.", "positive_items": ["B01A97QH9Q", "B074VVK9RW", "B0BMDKW2S2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60b8270220306db3b8d5d306", "partition": "shared_train", "query": "I\u2019m starting to learn acoustic guitar and need a comfortable beginner instrument, an easy way to keep it in tune, and a stable stand for practicing at home.", "positive_items": ["B07DMCPRLX", "B018FCZKR2", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60bcd320cb4be25abc31260d", "partition": "shared_train", "query": "I\u2019m outfitting my drum kit for energetic rehearsal sessions and need a bright, cutting crash, quick splash accents, and sticks that provide extra reach and power for strong, expressive playing.", "positive_items": ["B08R4MYVWD", "B09TXNWYMD", "B0030YEP90"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-60bf7cdbc7ba5c4ce9003a38", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice and songwriting setup with fast, highly visible tuning, hands-free layered looping, and comfortable, grippy picks for consistent playing.", "positive_items": ["B01DZ6FBBI", "B015XDJB9E", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-60fd39b437978f18c3193a0a", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar setup for quiet late-night practice, with hands-free playing, a stable place to keep the instrument between sessions, and protective storage for transporting it safely.", "positive_items": ["B000P5PKT6", "B000ZJTPLG", "B000ARH3M6", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-611be6681bee15dc049f42f2", "partition": "shared_train", "query": "I\u2019m setting up a small stage lighting show for an event and need a reliable DMX setup to connect several LED fixtures, route control signals over suitable cables, and manage RGB, RGBW, or RGBA color channels from one controller.", "positive_items": ["B071CSRJ1S", "B00765A9U8", "B09ZSKK72G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-611ef418ac60a25811d72c9e", "partition": "shared_train", "query": "I\u2019m setting up a simple guitar-and-vocal recording session and need reliable connections for my instrument and microphone, plus durable picks for playing comfortably during takes.", "positive_items": ["B09R3KNKKG", "B0BN3427H3", "B0B28X36H2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-612f3fb1bde6761d24e8a27d", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want supplies to clean and protect the finish, rewire the electronics with upgraded tone components, replace missing mounting hardware, and test the finished instrument with versatile ambience and a selection of picks.", "positive_items": ["B0919G5ZTY", "B08BSFDY99", "B0719KM5Y8", "B078PG7NBY", "B07B8WL33G", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-6144459fb691bcdecffd511a", "partition": "shared_train", "query": "I\u2019m restringing my four-string bass and want a warm, punchy setup, a tool to speed up peg work, and something to help protect the new strings from tarnish and corrosion.", "positive_items": ["B08F7L191S", "B07NP7HF7X", "B07DFXYYJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-614bae30fcd8442b9c0b7e13", "partition": "shared_train", "query": "I\u2019m setting up a home recording space to capture detailed vocals and acoustic instruments, then mix and check the full low-end range accurately with dedicated monitoring.", "positive_items": ["B0002D0JHE", "B01BT1SUL4", "B087Q1GXQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6150a75393977614e72d92b8", "partition": "shared_train", "query": "I\u2019m putting together a lightweight travel guitar setup for practicing quietly on the go, with a full-scale acoustic-electric guitar, a comfortable adjustable shoulder strap, and headphone amplification for private playing with backing tracks.", "positive_items": ["B076346CZ9", "B07H1CHG1J", "B08KKV4V23"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6158f731f052decfe58b0c7a", "partition": "shared_train", "query": "I\u2019m restoring an older guitar and need supplies to level and polish the frets, protect the fingerboard during the work, replace worn headstock tuning hardware, and improve string alignment for more reliable tuning.", "positive_items": ["B0B6J5C2ZJ", "B08L4YMSHD", "B07MJV8XG1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-615f70390a99750fc46247eb", "partition": "shared_train", "query": "I want to restring and set up my five-string bass, keep it accurately tuned, try alternate keys with a capo, and have sturdy picks for practicing songs.", "positive_items": ["B0BHG58G2F", "B00JL5HQXE", "B00N4ZHQ14", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61678a60ed54564e3fda9fca", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedal setup for gigs, with a flexible board for mounting everything, versatile overdrive and distortion tones, and an extra boost for solos.", "positive_items": ["B0822XLCFX", "B076VWK8JV", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61696b46c186edf2f6568277", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording station and need a clear condenser microphone setup with reliable audio connection and protection from vocal plosives for singing and spoken parts.", "positive_items": ["B000165DSM", "B0928H9QXC", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-616f51ae14919e8f1aac12ca", "partition": "shared_train", "query": "I\u2019m preparing a small live-session recording with acoustic and seven-string electric guitar parts, so I need long-lasting strings for both instruments, a rugged directional microphone to capture the performance, and a foam windscreen for added mic protection.", "positive_items": ["B09BF8XDF4", "B098KXQJVY", "B091MZPYBQ", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61884ae3f1834d52fe09c792", "partition": "shared_train", "query": "I\u2019m putting together a compact home rehearsal and performance setup combining an electronic keyboard with a drum kit. I need comfortable seated playing, hands-free sustain, dependable sticks, quick cymbal changes, and a lightweight stand for simple stage lighting.", "positive_items": ["B06Y17CPDF", "B0BSCF2FD7", "B0BT9R8MMV", "B003KYGVWE", "B0BKZ5DJZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61890f417a004b8407a30145", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice station and need an easy-to-carry way to read sheet music, keep my instrument accurately tuned, and have standard picks organized within reach.", "positive_items": ["B08VF4K987", "B0002MDTVS", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-618976a229d0471bba34af91", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home keyboard practice station and need reliable sustain control, an adjustable bench for long playing sessions, and a cable to connect the instrument to my amplifier or other audio equipment.", "positive_items": ["B0BRS4LMYN", "B0BSCF2FD7", "B00RX5HQS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61a274e0617d15215eda6da7", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric guitar rehearsal rig with a powerful flexible combo amp, a comfortable wide adjustable strap for long sessions, and secure hardware to keep the instrument safely attached while I play.", "positive_items": ["B079TLFL33", "B0C34QD49B", "B09VSJD5GP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61a2817c426cc114d949d8a4", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for portable practice: I need a small amp, bright Nashville-style strings for restringing, and an adjustable shoulder strap for comfortable playing.", "positive_items": ["B0BPJ4Q6FJ", "B09V91H5XM", "B00P0HHNJO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61a2c59315b63607d645994a", "partition": "shared_train", "query": "I\u2019m setting up a compact practice station for two guitars, with secure storage, extra humidity protection for my acoustic in a dry climate, and an adjustable stand for reading sheet music while I play.", "positive_items": ["B0018A5R5O", "B00N5THDR6", "B00N5TGXOA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61a2d2e6d6e02b0c939d2bfb", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style HH electric guitar and need a shielded replacement control cover, hardware to mount the pickups securely, and reliable hybrid-gauge strings so I can finish the setup and get it playing again.", "positive_items": ["B0B8Z6MMNT", "B003IENXZ4", "B01NCJUT93"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61a4baad174a9f4a88d53ce2", "partition": "shared_train", "query": "I'm setting up a compact home guitar rig and need tidy pedal connections, shared power for several effects, and a secure wall-mounted place to store the instrument.", "positive_items": ["B07PPHHG34", "B000A2UJEU", "B09JJ586GD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61a790031d6b67dda992e856", "partition": "shared_train", "query": "I\u2019m assembling a compact live drum-and-vocal setup for rehearsals and small gigs, with a mounted cowbell, quick-access stick storage, isolated drum monitoring, a balanced audio connection, and a windscreen for the vocal microphone.", "positive_items": ["B0002EKD9M", "B0002F519I", "B006BST39E", "B01G5Y8KJW", "B01M5CXH65"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61ab5a8a05ef98774885c549", "partition": "shared_train", "query": "I\u2019m preparing my small band\u2019s live setup: restringing the acoustic and electric guitars, replacing a tom head, organizing and testing the audio connections, and restoring a stage light with the proper replacement lamp.", "positive_items": ["B079C7K7TD", "B003DIBOC4", "B0BPJ4Q6FJ", "B076BYBXP4", "B0B95V41NR", "B09BF8XDF4", "B00M6SI0X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61adc8205989e0dfa44c895a", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and small live performances. I need a comfortable way to wear it, fresh medium-gauge strings for a rich tone, and assorted picks to try different playing feels.", "positive_items": ["B08BSFDY99", "B09V91H5XM", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61af3364d6efb19f6c8d76e3", "partition": "shared_train", "query": "I\u2019m setting up a portable drum-kit recording rig and need a complete way to capture multiple drums, position microphones securely, and connect everything with dependable XLR cabling for rehearsals or small live sessions.", "positive_items": ["B08DBDD6CM", "B01N2OF2RT", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61b46a7d96e91e77e36ec3ea", "partition": "shared_train", "query": "I\u2019m building and customizing a single-cut electric guitar kit into a playable one-of-a-kind instrument, adding removable fretboard inlay details, upgrading the electronics with compatible humbuckers, and using a neck support plus measurement and cleaning tools for accurate setup and finishing.", "positive_items": ["B001AQ0GPM", "B08MNV9BSP", "B06ZZXNZ14", "B07VMXTRQ7", "B01NBOF5MD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61bc9f5ab266e3fe61d51c38", "partition": "shared_train", "query": "I\u2019m putting together a practical setup for taking my acoustic guitar to rehearsals and gigs: secure carry protection, stable hands-free support, reliable tuning, easier string changes, a comfortable strap with added security, and replacement hardware for worn pickguard screws.", "positive_items": ["B0179A4ILK", "B095XCZXNQ", "B00HZH4D04", "B00IFOTSJW", "B08JMQR2JK", "B07F5MWP4K", "B00KIZROW4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61bdcd8fecbc7f4cbf6c47ac", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar rig for composing and recording, and need reliable strings and picks for playing, wireless MIDI control for exploring different sounds, and a balanced cable to connect the guitar setup to my audio gear.", "positive_items": ["B095XZJ99J", "B01M5CXH65", "B0BL38ZMVZ", "B00BHCMFXU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61c233d1d8ec75c49fb9bf35", "partition": "shared_train", "query": "I\u2019m setting up a compact band rehearsal and demo-recording rig for vocals, guitar or bass, and drums, with clean microphone connections, instrument signal isolation, hands-free mic positioning, reliable drum playing, and protection for the bass drum head.", "positive_items": ["B071V3MY58", "B087Q1GXQ9", "B0BKZ6M28F", "B00NPAMDQ6", "B0B95V41NR", "B0BYXQHW7Y", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61c565a5ee375c84882a9a60", "partition": "shared_train", "query": "I\u2019m preparing an amplified acoustic guitar set for a small live performance and need a powerful, tone-shaping amp, an easy one-handed capo for quick key changes, and comfortable fingerpicks for clear fingerstyle playing.", "positive_items": ["B07T7ZSJXH", "B00BESRB8Q", "B0BLZ9LKZZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61e1b2a9840fab3f4c5c7d20", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar setup for rehearsals and recording, with reliable replacement strings, a variety of pick gauges, and a compatible power supply for my overdrive pedal.", "positive_items": ["B00FPAIJE4", "B09NWCD36N", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61e73a77de6edaf8222246c5", "partition": "shared_train", "query": "I want to give my Floyd Rose electric guitar a careful professional setup, supporting the neck safely while checking tuning, neck relief, nut height, string action, pickup clearance, and bridge intonation with precise measuring and adjustment tools.", "positive_items": ["B09J1QRTH7", "B07NST2LSB", "B00TV90MT0", "B08M42WR5D", "B0BT3D5TZT", "B06XS3B9J2", "B0C3LKRRFZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61ecd66e1ebae3289f495c7a", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for heavy dropped-tuning practice and recording, with a secure place to park it, durable heavy-gauge strings for tight low notes, and precise picks for aggressive riffing.", "positive_items": ["B018FCZKR2", "B0002D0CL2", "B071D6Q34L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61f1e452164d7281071ea96b", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic duo setup for small outdoor gigs, with two reliable vocal microphones and a cedar cajon that\u2019s easy to carry and provides expressive rhythmic accompaniment.", "positive_items": ["B07NC8FMNL", "B003GEBGA0", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61fa6c2dd332dc4004bab952", "partition": "shared_train", "query": "I\u2019m producing a small home-studio demo: restring my long-scale four-string bass for clear tone, capture vocals and ideas with a compact plug-and-play mic, and route several recording sources at once.", "positive_items": ["B07CYRYQ8G", "B07D5W5X3Z", "B001R76D42"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-61fff329961eed47f5d654e4", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for loud rehearsals and gigs, replacing a worn bass drum head and snare wires for dependable projection, while protecting my cymbals during transport.", "positive_items": ["B071L8C6MW", "B0BKZ6JR1L", "B0753PSL2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62104c0817b41ccbc6539b04", "partition": "shared_train", "query": "I\u2019m preparing for a roots-blues trio rehearsal and need supplies for playing mandolin comfortably, refreshing a seven-string electric guitar for a smooth jazz tone, adding a D harmonica, and picking comfortably.", "positive_items": ["B0B8LYBTXZ", "B00A2H01IW", "B09QZJ57YW", "B07V46KRD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62117b2cd5a79fde4fa540f4", "partition": "shared_train", "query": "I\u2019m refurbishing and wiring a compact guitar pedalboard, so I need flexible, low-profile connections for several pedals plus a safe lubricant to quiet and maintain scratchy control knobs.", "positive_items": ["B0018P6DPW", "B075MCRFYZ", "B075MYX7QX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-621478029d45259e32a32987", "partition": "shared_train", "query": "I\u2019m setting up a convenient guitar practice station and need an easy way to change keys, experiment with different pick feels, and keep standard picks close at hand.", "positive_items": ["B00IPH8MD2", "B01K1EJQ9U", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-621dd66042594851bfc67ec6", "partition": "shared_train", "query": "I\u2019m organizing a portable band rehearsal and small performance setup with multiple microphone positions, a stable stand for score charts, accessible guitar picks, and long cables for connecting microphones and amplifiers.", "positive_items": ["B00NPAMDQ6", "B0C5PRQ9K6", "B01K1EJQ9U", "B0047VIXBG", "B01MAYL1J3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62215d824ffa5e343bcbd2a8", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar-and-vocal performance and need reliable stage support, elevated PA placement, a vocal microphone, and a secure way to keep my instrument strap attached.", "positive_items": ["B0BLLXSJMM", "B015M92GZ0", "B016XLLHCY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6226c16c952b01d5ed4207e6", "partition": "shared_train", "query": "I\u2019m building a compact guitar performance rig for recording expressive lead parts, with secure fast-picking control, hands-free wah tones, and versatile pitch-shifting for both single notes and chords.", "positive_items": ["B09RTZ26KV", "B07X56J9ML", "B007ZXWQ8E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6226dec4e1057ce71b0ad39f", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar practice corner where I can restring my guitar, play quietly through headphones with classic amp-style tones, use a comfortable strap, and hang the instrument safely on the wall afterward.", "positive_items": ["B005ZV5K0O", "B074WXM13T", "B0BPJ4Q6FJ", "B000ZMYRJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62307b5e186597650787387f", "partition": "shared_train", "query": "I\u2019m putting together a bluesy acoustic set for playing outdoors in a dry climate and need supplies to restring and protect my 12-string guitar, carry it comfortably, keep its wood properly humidified, and add a compatible harmonica for the songs.", "positive_items": ["B0002CZT2A", "B0018A5R5O", "B0BRSK33BC", "B0B96H2CHT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6245214006eb3f3d920136ab", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar corner where I can replace a worn nut, keep several stringed instruments safely mounted on the wall, and quickly change keys while practicing different songs.", "positive_items": ["B00CIIQFHE", "B009GT0KNI", "B00N4ZHQ14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6258a7a53a709005559a768e", "partition": "shared_train", "query": "I\u2019m organizing a beginner-friendly acoustic folk jam and need portable instruments for twangy rhythmic accents, bluesy melodies in C, and lively hand percussion that players can share and carry easily.", "positive_items": ["B0BJ8WDC13", "B00MXUI9S0", "B01N3TCAVE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-625b62c86c03df57e5d2bb2f", "partition": "shared_train", "query": "I\u2019m setting up a small child-friendly drum kit for quiet apartment practice and need compatible upgrades for stable floor-tom and bass-drum hardware, a protected double-pedal striking area, a low-volume 13-inch tom, and easy-to-handle sticks.", "positive_items": ["B000EEHCZI", "B0BKZ73MYV", "B0BKZ6M28F", "B0C3H828BN", "B01BPRXESG", "B0745KXRSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-625d2463a73c5c81c3c0c134", "partition": "shared_train", "query": "I\u2019m preparing my alto saxophone for regular rehearsals and need a way to carry its case hands-free, reduce neck strain while playing, and keep a softer, reliable synthetic reed ready for performances.", "positive_items": ["B0B4SGJRHR", "B0BQ4XYZLK", "B0002KX5E6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6261b7a31eff515c8cbd28c6", "partition": "shared_train", "query": "I\u2019m rebuilding a Telecaster-style guitar and need the structural, string-through-body, pickup-covering, and strap-mounting hardware to finish the neck and body assembly in a vintage-inspired style.", "positive_items": ["B003HGQT22", "B0054K92RI", "B0BT2XTX99", "B003AYRGA0", "B0B8Z5LTZ2", "B0BT2W3TTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62900c5568e6397dcdabed43", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording station to make vocal-and-keyboard demos, with hands-free microphone positioning, reliable XLR connectivity, power for a condenser mic, multichannel computer recording, and expressive MIDI keyboard control.", "positive_items": ["B07CYRYQ8G", "B07CQMZVYL", "B01FG29LFQ", "B08DBDD6CM", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6291984aa7548b4ed23f7799", "partition": "shared_train", "query": "I\u2019m replacing the strings on my electric guitar and want a stable way to support the neck while I work, plus an easy clip-on tuner to get the new set properly tuned and ready to play.", "positive_items": ["B0BPLFP5P6", "B0C3Q29DML", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62998445607b7cc027e8261d", "partition": "shared_train", "query": "I\u2019m refurbishing my archtop guitar by replacing its bridge and strings, and need a secure neck-support setup and practical tools to make the restringing and adjustments easier.", "positive_items": ["B083TKC4V9", "B01N9O8RLO", "B0BFKKVQZT", "B008BPI2OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-629a66fda163e724db6480cc", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record vocals and acoustic instruments, and need a high-resolution interface with multiple inputs and MIDI, plus an adjustable boom stand and a condenser mic setup with cable and pop protection.", "positive_items": ["B08BHZ75M4", "B0B4G3QM3L", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62b449c4a8e874079de8c99d", "partition": "shared_train", "query": "I\u2019m making smartphone ukulele tutorial videos and need removable fretboard markers for demonstrating finger positions, plus a lapel microphone setup that works with my phone and can also connect to a camera or recorder for clear narration.", "positive_items": ["B0932SY66C", "B089XYZ7NM", "B08T2MQ5RV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62c3dc3a742ca9b060408143", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster and turning a spare room into a practice and recording space. I need a compatible white replacement guard, versatile floor effects with expression control, and wall treatment to reduce unwanted reflections.", "positive_items": ["B01BZTGSC8", "B07Q6ZM4VT", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62c4cf250d1369f048ba7162", "partition": "shared_train", "query": "I want to set up a portable home vocal-recording station with a quality condenser mic, echo-reducing isolation, stable adjustable positioning, long balanced connections, and a way to send the signal into my computer for recording.", "positive_items": ["B008879GO8", "B00G2KP10G", "B0006AZN4W", "B00NPAMDQ6", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62c9d729213292a783d6d910", "partition": "shared_train", "query": "I\u2019m upgrading my Stratocaster for reliable tuning and a bigger Texas-blues sound, with replacement hardware that improves string stability and a matched set of overwound single-coil pickups.", "positive_items": ["B0BKR2ZM9X", "B0002KZB5C", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62cc225064719ce76e2965a8", "partition": "shared_train", "query": "I\u2019m setting up a home recording space to track clear vocals and instruments, connect multiple sources at once, and monitor and mix the recordings accurately without relying on headphones.", "positive_items": ["B07JNKY9T8", "B07XX9N4DW", "B00FX7MMRO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62d272aa3ccf86fcb6e2c136", "partition": "shared_train", "query": "I\u2019m restringing my six-string electric guitar with durable medium-gauge strings, keeping a plain .019 replacement handy, and creating convenient spots to store my picks.", "positive_items": ["B07CRK35NG", "B095XZJ99J", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62e04bdb4014eb500279f71e", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular playing and want a practical setup bundle covering restringing, basic adjustments, cleaning and polishing, plus comfortable heavy picks for a warm, controlled tone.", "positive_items": ["B003XV7VU0", "B07MVCN9XT", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62e09887821d9b905cfad5d2", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar rig for recording and small gigs, with smoother dynamics, convincing acoustic-style tones, and a reliable connection from my guitar to the effects and amp.", "positive_items": ["B07SS5Q6V4", "B0B5KBD9LQ", "B0B28X36H2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62e3f8b9f49b2b9a7171b0b2", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice space for keyboard and guitar, with seating, keyboard dust protection, accurate tuning, and easy key changes for both my classical and six-string acoustic guitars.", "positive_items": ["B00CPLODUU", "B00646MZHK", "B00M6SJ3CU", "B0BSCF2FD7", "B07CL6Y82R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62e62939d5baf24a70ea6138", "partition": "shared_train", "query": "I\u2019m building a live electric-guitar rig for funky vocal-like solos and want to keep my normal guitar tone running while adding chorus and reliable short pedalboard connections.", "positive_items": ["B010E97QG2", "B0C61Z68G6", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62e867fbe3898910429f0f3c", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need a safe padded setup for maintenance, a way to clean and restore tarnished frets, and reliable locking tuners for a more stable tuning upgrade.", "positive_items": ["B07MJZQHRL", "B08T2DMFKD", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62eb60749e3fc64ce2d70ce7", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ setup for small events and need a way to transport my controller safely, connect it to the sound system, and position speakers securely at adjustable height.", "positive_items": ["B09617MLP2", "B00Y3NG5HM", "B08NF2XF26"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62f119b659a87bb4751c17e1", "partition": "shared_train", "query": "I want to set up a five-instrument home practice area where I can keep several guitars securely together, tune any instrument quickly, and prevent my strap from coming loose while playing.", "positive_items": ["B00646MZHK", "B079TLFL33", "B091YFQGCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-62fa6f74eedb90a5af2950ce", "partition": "shared_train", "query": "I\u2019m setting up a compact audio recording station and need to route one microphone signal to two XLR inputs, connect an XLR source to a 1/4-inch TRS input, and mount my Zoom recorder on a mic stand.", "positive_items": ["B01EHHPVF0", "B07DJMCP2S", "B01DN7OI40"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6303509ceef3d885f3807130", "partition": "shared_train", "query": "I\u2019m starting electric guitar practice and need a beginner-friendly instrument setup with reliable tuning and a cable to connect it for playing through an amp.", "positive_items": ["B0BGQG84Y4", "B01DE4DPSC", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-630abb620606f380c6b6f3f1", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording space and need a studio microphone setup plus enough wall treatment to reduce echoes and reflections for clearer singing and podcast recordings.", "positive_items": ["B07RQGZW2W", "B07TRVP823", "B077YXX1M4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-630f7500ba5508ec06546ad8", "partition": "shared_train", "query": "I\u2019m setting up a compact studio for recording acoustic instruments and overheads, with multichannel inputs and closed-back monitoring for checking recordings accurately.", "positive_items": ["B094NDQRJQ", "B000CZ0RMY", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63281a35d962d3c92d364b60", "partition": "shared_train", "query": "I\u2019m setting up a drum recording and live-sound rig and need microphones for the full kit, plus reliable balanced cabling to connect everything to my mixer or recording setup.", "positive_items": ["B0002E51C6", "B004MNTIL8", "B00L9R9YVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-632f0483ef6638f490e120ad", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly live drone-and-rhythm performance for a community workshop, with a portable wind drone, deep low drum pulse, and compact mouth-played melodic texture.", "positive_items": ["B017NGQWA0", "B0087HEO64", "B0BLVHR9MG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6330f29cfbc9b4dc26493186", "partition": "shared_train", "query": "I\u2019m setting up a small home band recording and rehearsal rig, with comfortable guitar support, an expressive stereo modulation effect, plenty of inputs for microphones and instruments, and flexible mixing for backing tracks and computer recording.", "positive_items": ["B07FKKD86H", "B09YW3PJ7V", "B09RN6MGZH", "B0002D0870"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6347931063e8b2acdfdac798", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and its amplifier, needing improved string stability, replacement control knobs for 6 mm shafts, and a compatible internal spring reverb unit.", "positive_items": ["B07JVRKGL9", "B01GWV4ESY", "B00CQLO2OG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63492393bb0ee0d710ed509e", "partition": "shared_train", "query": "I\u2019m putting together a compact Latin percussion setup for live playing, with comfortable rotating seating at the cajon, secure support for a travel conga, and mounted accessories that add a clear, cutting high rhythm.", "positive_items": ["B00280GYFU", "B003B12M88", "B00GOL1X9Q", "B07QGPYXG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6352b3cafab80d8712c9c1df", "partition": "shared_train", "query": "I\u2019m building a maintenance routine for my French horn and tenor saxophone, with tools to remove saliva and mineral buildup from the horn\u2019s internal tubing and slides, while managing moisture around the saxophone\u2019s bore, bell, tone holes, and pads.", "positive_items": ["B0BMZ3PZ3G", "B07B4ZZVDV", "B0002I9PH4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-635b9d969a09528983ad7b9a", "partition": "shared_train", "query": "I\u2019m setting up a compact home drum practice and recording station, and need a comfortable adjustable seat, a lightweight hi-hat setup, and closed-back monitoring with a cable for recording sessions.", "positive_items": ["B001J1S0QU", "B06XWMLT5W", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6371b5c291eea8936086b361", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar practice and recording station: I need heavier-gauge strings, short right-angle 1/4-inch cable extensions for flexible connections, and powered monitors for hearing playback clearly.", "positive_items": ["B07STM2JNJ", "B0BSGM6CQ9", "B0B52XXS4G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63722f56529ad78b8dbcdf67", "partition": "shared_train", "query": "I\u2019m giving my guitar a complete refresh before playing: clean and condition the instrument, protect and restore the strings, make restringing easier, and have durable picks ready for clear, comfortable playing.", "positive_items": ["B000EEL50Q", "B0085545YO", "B09TBB276B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-637284896666e77ee255ce8a", "partition": "shared_train", "query": "I'm preparing a small live rock show and need to refresh the bass drum for adjustable punch, set up a reliable vocal mic with pop and wind protection, and keep my guitarist's strap securely attached during energetic performances.", "positive_items": ["B006BST39E", "B00IPHISW2", "B09HL8TQTF", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63751bbc93114fc0e717dc87", "partition": "shared_train", "query": "I'm getting ready for a solo folk set where I can play guitar and harmonica together, quickly change guitar keys, and keep both instruments accurately tuned.", "positive_items": ["B001LNM5KI", "B00H4PEMM6", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-637a56d136f00fd83e2a4e94", "partition": "shared_train", "query": "I\u2019m putting together a practical setup for playing acoustic guitar and banjo at small gigs, with one comfortable strap, a secure instrument adapter, and easy access to picks.", "positive_items": ["B004NQE8IM", "B000G3MV1W", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-639007912f6c8eba9ec2b7fd", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for regular playing and gigs, and need reliable picks, replacement humidifier sponges for dry conditions, and secure strap hardware to keep it protected and comfortable.", "positive_items": ["B079TLFL33", "B078KTV8L4", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-639ab0ce75621be71fd6c0c7", "partition": "shared_train", "query": "I\u2019m preparing my compact drum kit for regular gigs and need protective fitted bags to transport and store the snare, tom, and bass drum safely.", "positive_items": ["B007IU5BIQ", "B007IU597O", "B0725N8KTD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-639d327f10849f16b6fce2f3", "partition": "shared_train", "query": "I\u2019m preparing an outdoor acoustic guitar singalong and need a setup for clear vocals, connecting the guitar to amplification, quickly changing the guitar\u2019s key, and reducing wind and breath noise.", "positive_items": ["B006BST39E", "B08NVVLB16", "B01DPCONFM", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63ad07e6ff023a9171531cda", "partition": "shared_train", "query": "I\u2019m restoring an older Les Paul-style electric guitar by replacing its adjustable nut and humbucker pickup, then testing the upgraded instrument through my effects pedal with a compatible 9V power adapter.", "positive_items": ["B0C3R5C33L", "B09NNGPWBC", "B0BGN6Y6ST"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63bf541abab0f930560f74ab", "partition": "shared_train", "query": "I\u2019m putting together a flexible guitar rig for rehearsals and small gigs: I need a compact loaded extension cabinet, a separate 2x12 enclosure for speakers I choose, and a long 1/4-inch speaker cable.", "positive_items": ["B0C5PRQ9K6", "B098PHGB2K", "B00GXO7ASC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63cab6c33abf7ea3bd5cfa67", "partition": "shared_train", "query": "I\u2019m refreshing my four-string bass for a Motown-style rehearsal and need smooth, deep-sounding flatwound strings, a comfortable leather strap for standing, and traditional thin picks for flexible playing.", "positive_items": ["B00CGFRJ2Y", "B0009G009G", "B07BS2JXBP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63d1fc66a81c1fdc8d2e6dda", "partition": "shared_train", "query": "I\u2019m setting up a small backyard karaoke and live music system, with a powered full-range speaker, microphone connection, quarter-inch mixer input, and Bluetooth or USB playback for backing tracks.", "positive_items": ["B00ATNFXAU", "B0919DS8PP", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63d209e4c1688aa8f1d2df00", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for a neon-lit slide-guitar performance: I need to replace a faulty input connection, restring and clean the instrument, add a glass slide, and safely mount my guitars afterward.", "positive_items": ["B01DNC1EEW", "B07R3S93K8", "B07BSHS3BX", "B000P1RB9C", "B07N5MJDBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63d577127358ec57cc898254", "partition": "shared_train", "query": "I\u2019m refreshing my guitar for regular playing and want to secure the strap without bulky hardware, restore the fretboard, and clean grime from the strings.", "positive_items": ["B07797SHP2", "B0928HW2P4", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63d96e6a5c02bbab74aa6263", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a small amplified set and need reliable tools for quick key changes, comfortable strumming, and connecting it cleanly to the sound system.", "positive_items": ["B0BKKRKM2Q", "B01DE4DPSC", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63dba8c995a89b02bf36c0a5", "partition": "shared_train", "query": "I\u2019m starting beginner violin lessons and need a full-size acoustic/electric violin setup with a way to tune it, practice straight bowing and proper finger placement, plus replacement strings for ongoing practice.", "positive_items": ["B098HKC55W", "B0BHSG5C3G", "B01KXGP5XW", "B00GWYE4V4", "B00E9EC2K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63de653d574ee6870ef906b5", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular practice and heavier-feeling playing, so I need reliable replacement strings, a way to tune accurately, and comfortable picks that won\u2019t slip during strumming.", "positive_items": ["B00IFOTSJW", "B0BSGM6CQ9", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63dec3385f256de0e5522c8d", "partition": "shared_train", "query": "I\u2019m preparing for a live set using both my 12-string acoustic and electric guitar, so I need reliable strings for each, an easy-to-read tuner, secure adjustable support for performing, and plenty of comfortable picks for rehearsals and the show.", "positive_items": ["B0BTC9YJ2W", "B09CTJ3Z4L", "B0B8P1YW7L", "B09G5KLKX2", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63f0e52ea9c0c61bdf076ecd", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home piano practice station and need a full-size digital piano, a height-adjustable padded seat, and a responsive sustain pedal for realistic playing.", "positive_items": ["B06XF6NF5Y", "B016N63LHI", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63f62639ab668926fa4ae1e2", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for Nashville-style high-strung parts and need everything to replace, wind, and trim the strings smoothly, then tune accurately for recording.", "positive_items": ["B00IFOTSJW", "B08R5GM6YB", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-63fd2d32ef9d93cf9b3cb1f2", "partition": "shared_train", "query": "I\u2019m assembling a compact drum hardware rack and need sturdy right-angle connections, stable floor support, an easy way to level it, and clear identification for the setup.", "positive_items": ["B008873MKM", "B001P1YPZ4", "B0002F78PI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64025086ddc633a3a051091e", "partition": "shared_train", "query": "I\u2019m restoring and setting up a pair of guitars: upgrading a Strat-style electric with a two-point tremolo, adapted tuner posts, and heavier strings, while restringing an acoustic with bright extra-light strings, installing new tuners and bridge hardware, and polishing and protecting both fretboards.", "positive_items": ["B07ND5PQTP", "B09QXD9L8B", "B007MY5BDI", "B0BSGM6CQ9", "B07R73H7VG", "B076ZT8GW9", "B099FLX5WK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-640bb798c92d1b98252a6f2a", "partition": "shared_train", "query": "I\u2019m putting together a small Latin percussion setup for rehearsals and community performances, with handheld shaker rhythms, two distinct cowbell parts, and a passive PA cabinet to project the ensemble clearly.", "positive_items": ["B0BXBBGTGL", "B002SW380W", "B0002F77MW", "B0006357UY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6410502899a9a582abd791a5", "partition": "shared_train", "query": "I\u2019m preparing my Bb clarinet for regular rehearsals and performances and need beginner-friendly playing supplies, a way to remove moisture after use, and comfortable support to reduce strain during longer sessions.", "positive_items": ["B00502DQFE", "B09D23M922", "B07C1HX1SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-641e1cbed2a7c9bbe4647977", "partition": "shared_train", "query": "I\u2019m building a classic-rock pedalboard and need amp-like British saturation, expressive wah sweeps, and a clean preamp boost for added sparkle and definition.", "positive_items": ["B00IHM9R02", "B002UXS4JO", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6427e6430c9129bf53c1e05e", "partition": "shared_train", "query": "I\u2019m getting my five-string banjo and tenor ukulele ready for a bluegrass jam, so I need fresh strings for each instrument, including a low-G setup on the ukulele, plus a reliable clip-on chromatic tuner.", "positive_items": ["B01C5TC236", "B00WJ3H0CW", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-642dc9b6cbc49f9b443c2dcc", "partition": "shared_train", "query": "I\u2019m putting together a concert ukulele setup for learning and casual performances, with stable replacement strings and gentle felt picks for comfortable strumming.", "positive_items": ["B07TJX2K8G", "B0B8YVGXS1", "B0951C4RGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6432c3e646370d7505fb473c", "partition": "shared_train", "query": "I\u2019m putting together a portable home music rehearsal and recording setup for keyboard, vocals, and beginner flute practice, with comfortable seating, sustain control, protected keyboard transport, reliable instrument and microphone connections, a mic stand, and closed-back monitoring headphones.", "positive_items": ["B00CFTRCZK", "B0846J7THY", "B06XB3FQKB", "B07MZYNZ1C", "B0BT9R8MMV", "B07YM5ZHS9", "B01M12WWNX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64473616668d099a7fb833b9", "partition": "shared_train", "query": "I\u2019m setting up a personalized guitar practice corner at home and need custom picks, an easy-to-read clip-on tuner for keeping my instrument in tune, and a secure wall mount for displaying and storing it.", "positive_items": ["B08DM9NFLH", "B0B8P1YW7L", "B07C9RPG5X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-644b3a19a481e5d227765556", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar practice and recording corner: I need to restring and repair my guitar, play in different keys, monitor quietly, keep music pages secure, and store the instrument safely while it\u2019s not being used.", "positive_items": ["B08JYG9FQW", "B09B45DLQG", "B0B4F3YQ2K", "B0B8Z6YPWN", "B07N5GVVRC", "B07DWY7R2X", "B004FOITMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-644c45c5564d2aa2fa461ea1", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for heavier, clearer playing with stable tuning, fresh high-output strings, and a versatile delay effect for spacious repeats during rehearsal and recording.", "positive_items": ["B00186L9X2", "B09G5QS1VD", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6450e2ee9373eb798f2eee30", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need replacement attachment hardware, selector-switch caps, and a versatile screw assortment for installing the updated parts.", "positive_items": ["B078PG7NBY", "B0BL6WD9GT", "B015GOFD1U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-645f598856e61875010ba93c", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and streaming station and need a detailed condenser microphone, a stable adjustable boom mount with pop protection, and a long balanced XLR connection to reach my recording equipment.", "positive_items": ["B088CX325D", "B07JNKY9T8", "B07TWQF1VT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6467fe9d7dd0b140a7334e28", "partition": "shared_train", "query": "I\u2019m setting up a live-band recording rig and need to route multiple stage microphones over a long distance, mount handheld mics securely, and connect equipment with XLR, RCA, and balanced 1/4-inch connections.", "positive_items": ["B098PJL986", "B07WDSXXTR", "B07N5LWMF1", "B01GGUTOFE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64776c44dfd55d581c88a49a", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and performance area where I can safely store two instruments, keep picks within reach, and quickly tune before playing.", "positive_items": ["B09JMYM88H", "B01K1EJQ9U", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-648d78299e512ac6d173977e", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording rig and need a quiet condenser microphone, tube preamp warmth and saturation, plus a compact mixer with USB connectivity to manage the signal and record into my computer.", "positive_items": ["B0C3BSXX6N", "B0072JBCTK", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-649c9231628e1149773c6725", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and seven-string electric guitars for a recording session and need reliable replacement strings for both instruments, plus a clip-on tuner to get them accurately tuned and ready to play.", "positive_items": ["B098KXQJVY", "B0B9M4SJ24", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-649da7dacd61c714222c5957", "partition": "shared_train", "query": "I\u2019m starting to learn mandolin and need a beginner-friendly setup for practicing comfortably, including an instrument with bright tone, secure hands-free support, and finger picks for cleaner plucked notes.", "positive_items": ["B002G1UT5C", "B0B8LYBTXZ", "B06XV6L3T2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-649ef06674ee67383be02e9f", "partition": "shared_train", "query": "I\u2019m tuning up my fusion drum kit for upcoming rehearsals and gigs, with balanced tom tone, a responsive snare-side head, and a compact way to protect my single pedal while traveling.", "positive_items": ["B0BKZ2BPGS", "B09HL6MZ45", "B01DYNP7L6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64a34bd207fa366aa5e65dce", "partition": "shared_train", "query": "I\u2019m setting up an elegant wedding ceremony and reception sound system, with covered speaker or lighting stands, long cable runs to microphones, and a tidy way to connect several audio channels.", "positive_items": ["B07DX95KP2", "B07BGFD37F", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64a461beb920ec24982d28d6", "partition": "shared_train", "query": "I\u2019m putting together a small home studio to record bass-driven demos and amplified performances, with versatile tone shaping, speaker miking, and computer recording with headphones for monitoring and mixing.", "positive_items": ["B085HGYN4C", "B08TN3JP2K", "B07Y6V2WKV", "B075KXPBJ4", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64c54293762caa5acbe92fb0", "partition": "shared_train", "query": "I\u2019m putting together a portable voice-recording and presentation setup and need a reliable handheld vocal mic, stable desktop positioning, and protective transport storage for gigs and events.", "positive_items": ["B071KTK8VD", "B08NVVLB16", "B000MYIIRG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64c75d16205b865905d5a6bd", "partition": "shared_train", "query": "I\u2019m setting up a convenient guitar practice station where I can restring my guitar, experiment with different pick thicknesses, and keep my favorite standard picks accessible while playing.", "positive_items": ["B08BJGBHN7", "B01K1EJQ9U", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64cd83c082933d1fad9304e1", "partition": "shared_train", "query": "I\u2019m giving my electric guitar and Gotoh-equipped bass a pre-gig overhaul: replace the guitar strings, clean and condition the fretboard, fine-tune the hardware, and add quick lever-controlled drop tuning to low C on the bass.", "positive_items": ["B01N13GNZG", "B095XZJ99J", "B07VRZ3N55", "B0764698GB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64db889d8d4abf388a12258c", "partition": "shared_train", "query": "I\u2019m setting up a desk-based vocal recording and playback station and need hands-free microphone positioning, reliable XLR capture for speech or singing, and powered bass monitoring to judge the mix.", "positive_items": ["B0BXZ59PVD", "B01BT1SUL4", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64e96e9e8a77c803ca18fb81", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal and recording room that needs better vocal clarity and reduced echo, along with a reliable way to distribute DMX control signals to several stage lights from one controller.", "positive_items": ["B07S43ZF8R", "B07YRRZWRD", "B07CLJ3X9V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64e9df00a2095724fd5b0b9c", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar-recording rig and need a tube preamp with USB connection for my DAW, plus dependable low-noise cables for linking my instrument and pedal effects.", "positive_items": ["B07635X9VJ", "B008879GO8", "B0769VKBTZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64f1944abd2cbc0c02ad4e6d", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar-and-bass performance and need a compact bass amp, colorful phone-controlled stage lighting, secure guitar transport and display, microphone mounting hardware, and a replacement control-shaft nut for an instrument repair.", "positive_items": ["B097Q9W8MW", "B07MCM2DCZ", "B07C7GW8NS", "B0BT855NFQ", "B003AYK16Q", "B014CD837M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64f984beb2c02e812726af1b", "partition": "shared_train", "query": "I\u2019m setting up a reliable electric-guitar rig for live gigs and want to maintain the instrument, switch quietly between guitars and an amp, connect closely spaced pedals, keep picks accessible, and secure the strap without modifying the guitar.", "positive_items": ["B003WZ6BMG", "B01L3CJN56", "B01DE4D4LU", "B093YKLWVN", "B0B2T1LF1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64fa7e2e570c8ae072382aa2", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-recording station for singing and MIDI performance, with a studio-quality vocal mic, adjustable hands-free positioning, protection from plosives, and reliable connection between my MIDI devices.", "positive_items": ["B07PSWC1XY", "B0BYXQHW7Y", "B0C3BSXX6N", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64fb56b0b4c5ac4188036d35", "partition": "shared_train", "query": "I\u2019m preparing for a live band rehearsal and need dependable hardware to position a cymbal, fresh long-scale flatwound strings for my bass, and a comfortable extra-long strap for playing.", "positive_items": ["B01FVWF0TC", "B0C3LJ5GZK", "B0BW43P2H7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-64ffbcc283d6e3c1caba7f2e", "partition": "shared_train", "query": "I\u2019m preparing for a solo acoustic guitar performance and need an easy way to keep my instrument accurately tuned, change keys quickly, and get a secure, comfortable feel for thumbpicked passages.", "positive_items": ["B0BSCFTV2G", "B00IFOTSJW", "B000EEHLFE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-650125d503f37fcb96f529e6", "partition": "shared_train", "query": "I\u2019m starting tenor saxophone lessons and need a beginner-friendly setup with a mouthpiece that supports good embouchure, supplies for regular instrument care, and a comfortable strap for longer practice sessions.", "positive_items": ["B000EEL7B8", "B0725PXVZ7", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-650205333c96b7e07e3ab2a4", "partition": "shared_train", "query": "I\u2019m setting up a versatile drum kit for regular rehearsals and gigs, and need reliable sticks, a way to control unwanted drum overtones, secure bass-drum-mounted percussion accessories, a closed hi-hat attachment, and organized protective storage for my sticks and mallets.", "positive_items": ["B007ACTMFU", "B003HGR6VA", "B09TXP3FSK", "B00DNG4QTO", "B07V3NL6JD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6505057c5ea05caa538a0bd6", "partition": "shared_train", "query": "I\u2019m setting up a compact home karaoke station for family game nights, with an all-in-one speaker system, room for two singers, and a tabletop stand to keep a microphone positioned hands-free.", "positive_items": ["B088GF12PC", "B09PH4DV67", "B07CQPBPHH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-650fdcb164585571e80511d7", "partition": "shared_train", "query": "I\u2019m putting together a durable, easy-to-clean soprano ukulele setup for outdoor singalongs and need a comfortable shoulder strap with compatible buttons so I can play hands-free.", "positive_items": ["B073R4GKQL", "B01MR0BOJJ", "B06XS7K68H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6510b96ff898875702e3252c", "partition": "shared_train", "query": "I\u2019m preparing a portable rehearsal setup for a small marching-band ensemble: dependable 2.5-strength reeds for the tenor sax section, hands-free clamped music access for a trumpet player, and a compact folding stand with a carrying bag for shared scores.", "positive_items": ["B09VT3ML86", "B0B949FD92", "B000EENGG2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6518b979177c609539732305", "partition": "shared_train", "query": "I\u2019m organizing a small community drum circle and need two ready-to-play hand drums for shared rhythms, along with a durable moisture-resistant carry bag to protect one compact drum during rehearsals and outdoor gatherings.", "positive_items": ["B09KJWZWDM", "B07FLWK5S4", "B0C4QD3CX3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-651f89cceab8f32943b61919", "partition": "shared_train", "query": "I want to upgrade my acoustic guitar for clear amplified performances with a passive soundboard pickup, compact tone-shaping control, and the tools needed for installation, setup, and future maintenance.", "positive_items": ["B09S3XJJD5", "B0092S3XEQ", "B000P5OULA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65278a53b5704d9390cd93de", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and seven-string electric guitars plus pedalboard for a recording session, and need long-lasting replacement strings for both instruments and reliable isolated power for multiple effects pedals.", "positive_items": ["B098KXQJVY", "B09BF8XDF4", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-652c3ff66013962cba316c27", "partition": "shared_train", "query": "I\u2019m setting up my steel-string acoustic guitar for amplified recording and want to refresh the strings, make a careful neck adjustment, and install a natural-sounding soundhole pickup with a permanent output jack.", "positive_items": ["B07X9BCJDF", "B091C1BDYV", "B01N179JSG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-652d81757fc6d0a22d96d644", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic performance and need hands-free foot percussion, a compact hand drum, shaker sounds ranging from quiet to loud, and a secure way to keep my drink near the mic stand.", "positive_items": ["B0BRQ9TQSV", "B0CCK4YYNM", "B001D2TPZU", "B018464HN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-653817fade4b2fe3a0a9f9b4", "partition": "shared_train", "query": "I\u2019m building a classic-rock guitar rig with vintage phase movement, warm analog echoes up to 600 ms, and dramatic bucket-brigade sweeps for spacious, modulated lead tones.", "positive_items": ["B0017002U0", "B0731HKT3X", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-653dd42a171b4540f78c4a0b", "partition": "shared_train", "query": "I\u2019m getting my full-size five-string banjo ready for regular practice and local performances, and need brighter strings, comfortable picking accessories, a secure carrying case, and a strap for playing while standing.", "positive_items": ["B00VKD9TCG", "B0BPKH7FJ2", "B00097DC0E", "B0B863HKDJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-653ea539a62600c2082754bc", "partition": "shared_train", "query": "I\u2019m preparing for a small live set where I\u2019ll switch between acoustic and electric guitar. I need to safely restring and care for both instruments, read charts while performing, and connect the electric setup to amplification with reliable, portable stage gear.", "positive_items": ["B0BX8J1P8C", "B01KV5N13Q", "B09M7F7LFB", "B01DPCONFM", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65421e6fc5e7bef782818824", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for untethered rehearsals and small gigs, and need a secure adjustable strap, sturdy picks for consistent playing, and a compatible wireless transmitter for my existing Line 6 setup.", "positive_items": ["B00JL5HQXE", "B01KHP70Q4", "B0B8M5FJ9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-654786c3aede79a7d53f00c5", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard-and-PA rig for small live gigs and need an easy way to transport two speaker stands, mount the mixer at performance height, and control keyboard sustain hands-free while playing.", "positive_items": ["B09JJ784V5", "B0002E38UI", "B00005ML71"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-654b287c5ccf974e2e8714f2", "partition": "shared_train", "query": "I\u2019m outfitting a compact live rehearsal setup for my band, with secure guitar storage, reliable cymbal support, an expressive dark splash accent, and convenient access to spare drumsticks.", "positive_items": ["B000B6DTZQ", "B0B9YYLYFH", "B0891SBM1L", "B01G5Y8JQG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65501d2aba008a1655666f9f", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar performance rig for looping, with close-spaced pedals, clean reliable connections, and a way to keep my guitar strap securely attached during practice and live playing.", "positive_items": ["B06W2NS7RW", "B01DK40R3M", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6558ca7137ff24a47618a9f7", "partition": "shared_train", "query": "I\u2019m preparing a live band performance and need a digital mixing and musician-monitoring setup, distributed personal mixes with a securely mounted control, plus fresh heavy-gauge guitar strings and a durable low-impedance volume pedal.", "positive_items": ["B0BLLHCQZK", "B0C3LL5Z6Y", "B0C5HSQKYD", "B005EHINSK", "B07Y6TM959", "B09G5QS1VD", "B07CQR879L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6559ba55fbace1c8b078a54f", "partition": "shared_train", "query": "I\u2019m putting together a post-rehearsal care kit for our school band\u2019s French horn and tenor/baritone saxophones, with safe tools to remove buildup from tubing and slides, dissipate moisture from bells and tone holes, and dry mouthpieces and sax pads between performances.", "positive_items": ["B0002I9PH4", "B07D8BTKP2", "B0BMZ3PZ3G", "B07B4ZZVDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65630c92d8c460d3a4e96ab4", "partition": "shared_train", "query": "I\u2019m refurbishing my viola for regular lessons and ensemble practice, and need a comfortable replacement chinrest, a lightweight responsive bow, and suitable rosin to keep the bow gripping the strings.", "positive_items": ["B09JWL3BF9", "B004500FA6", "B000F9H30G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-656a4f8c01406f396b6c703a", "partition": "shared_train", "query": "I want to create and record a calming, ocean-inspired soundscape, layering rolling water ambience, shimmering melodic tones, and deep hand-played drum rhythms, with portable stereo recording and earphone monitoring for a polished performance.", "positive_items": ["B07WSXZTQT", "B09RCVDQ8M", "B07PRDDXT1", "B0B2C6TK2Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-657283f0302fa6938396ab35", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production station to record vocals and instruments, compose with virtual instruments, connect several audio sources, monitor mixes accurately through speakers, and position a microphone securely at an adjustable height.", "positive_items": ["B08FDBCYHL", "B019NY2PKG", "B09Y1X5BSC", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6579af668196216128c800b3", "partition": "shared_train", "query": "I'm setting up a small live classical-guitar performance and need fresh nylon strings, a way to connect the microphone to an acoustic amp, and protection against breath and wind noise.", "positive_items": ["B07T7ZSJXH", "B0BM71QK8M", "B08CMHD5HG", "B07BLBQFQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-657ae828116b4ac35531e9de", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal and recording station for vocals and Latin-style percussion, needing stable adjustable microphone placement with a swiveling holder plus a bright high cha-cha cowbell for rhythmic accents.", "positive_items": ["B000EEL9W0", "B0002GXPRM", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-658ac4dc515eec31dcaf6602", "partition": "shared_train", "query": "I\u2019m putting together a small PA setup and need to feed the power amplifier from a mono 1/4-inch audio source, then connect its banana outputs to speakers with Speakon inputs for a live presentation or event.", "positive_items": ["B08JGF85HF", "B004W4TYMA", "B092VQXXGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65947eac5881dad3e3c58f96", "partition": "shared_train", "query": "I want a compact setup for recording a live band rehearsal, with a portable recorder and reliable balanced cabling for linking audio gear, organizing several short patch connections, and running one longer connection across the room.", "positive_items": ["B0796CFWKG", "B00M6SI0X8", "B01M5CXH65", "B01HCGWS2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-659bb63cbc140436ec4a01d8", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording corner where I can keep my instrument safely displayed, try different pick styles, and record guitar and vocals directly to my computer.", "positive_items": ["B07CQ9VV6F", "B08BJGBHN7", "B07JZQBNDG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-659e8f692ca4f4988f7dd625", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and seven-string electric guitars for a Sgt. Pepper tribute set and need long-lasting strings for both, a way to clean and restore their surfaces, and themed picks for rehearsing and performing.", "positive_items": ["B09MJWYTQW", "B07J5FVQNT", "B098KXQJVY", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65a392cd35e4e1e41b8e8045", "partition": "shared_train", "query": "I\u2019m doing a full refresh on my acoustic and electric guitars: restringing both, conditioning their wooden fretboards, and stocking up on durable picks for playing and testing the new tones.", "positive_items": ["B00X7DE6RK", "B0928HW2P4", "B0002D0CL2", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65a5ec1a8e97601638f8d6f4", "partition": "shared_train", "query": "I\u2019m preparing for an upcoming percussion ensemble performance and need to transport my cymbals safely, handle resonator-bell parts with the right mallet feel, and play marching snare passages with durable, responsive sticks.", "positive_items": ["B0002LDFLI", "B00N19LGZ0", "B0002EKBJO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65a9b42eeaf0e6c5125bb8d5", "partition": "shared_train", "query": "I'm setting up my guitar for standing slide playing and need a comfortable strap, a long cable to reach my amplifier, and a lightweight steel slide for bright tones, plus somewhere convenient to keep picks.", "positive_items": ["B074WXM13T", "B0BR2Q367S", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65afd2229c6cca4454abda8f", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for recording outdoor interviews, with ways to connect a lavalier and stereo microphones to my camera or recorder, run microphones over longer distances, and handle wind, power, and monitoring connections in the field.", "positive_items": ["B00LW65FIS", "B07MQMWS3P", "B07L76YQKD", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65b0b0606abb4c2ea62b9106", "partition": "shared_train", "query": "I'm setting up a simple acoustic guitar practice corner and need supplies for restringing, comfortable playing, and safely keeping the instrument upright between sessions.", "positive_items": ["B018FCZKR2", "B0BKZ3GCGR", "B01EFEK7HM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65d423d5d2bf701c0f44f5f3", "partition": "shared_train", "query": "I\u2019m setting up a home guitar performance video and need a simple cable-and-amp setup for playing, plus clear USB audio capture for recording vocals and the amplified instrument.", "positive_items": ["B06XWLXCFC", "B01DPCONFM", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65d92961beb957fa4cea493e", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for reliable rehearsals and gigs, with durable bass and snare heads, a responsive kick setup that stays put, and comfortable sticks that remain secure during sweaty sessions.", "positive_items": ["B08P4W7NFP", "B09S1W71K6", "B0BLV551X8", "B003H934JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65ee1847e5867618cd3c2726", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic-guitar setup for small live gigs and need fingerpicks, a secure strap connection, reliable acoustic pickup tone shaping and direct output, plus a protective carrying solution for my compact desktop amp.", "positive_items": ["B07F3TDWSW", "B00BVH7C66", "B00HYEDMIW", "B07B6NQP9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65f0434c9c40536197be1de8", "partition": "shared_train", "query": "I\u2019m building a portable electronic music performance and recording setup combining beat-making, keyboard playing, an audio interface, and adjustable-volume handheld percussion, with fitted covers for the controllers and interface plus a dust cover for the keyboard.", "positive_items": ["B01BGWIFSO", "B00AOEW0NC", "B017DNZ3XK", "B0BRQ9TQSV", "B016EO0N6Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-65fc803c77e00a96447bc5c7", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic-electric guitar performance and recording session, and need reliable connections to an amp and microphone, plus an easy-release strap and picks for playing comfortably.", "positive_items": ["B097JDV3FW", "B07XP6MHQT", "B0B95V41NR", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66026b6ce9eb2332cedbb1bc", "partition": "shared_train", "query": "I\u2019m building a compact guitar rig for recording and practice, with touch-sensitive volume control, versatile high-gain drive, vintage or modern modulation, reliable pedalboard connections, playing picks, and accurate nearfield monitoring for hearing mixes clearly.", "positive_items": ["B07KB3YQLF", "B07725Q3W5", "B01MYSIN4Q", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-660686bae41c406811b1acdd", "partition": "shared_train", "query": "I\u2019m upgrading my six-string electric guitar for Nashville tuning and easier, more stable setup, with bright strings, improved string tension management, locking tuners, and picks I can find easily during dim rehearsals or performances.", "positive_items": ["B0BPJ4Q6FJ", "B0BKZ2W9PQ", "B0B92LPGD2", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-660f8516220979aeed132022", "partition": "shared_train", "query": "I\u2019m building a compact recording setup and need organized rack space for a line mixer, secure mounting hardware, a height-adjustable two-tier keyboard support, and portable microphone isolation for cleaner recordings.", "positive_items": ["B004K1UKH8", "B001NFPGDC", "B0117E33PG", "B00JQYUAQU", "B0002NRTL8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-661a972fdf665f11c8e64f30", "partition": "shared_train", "query": "I\u2019m setting up a small home practice space for songwriting, with a full-size electronic piano and sustain control, plus convenient support and quick key changes for my acoustic or electric guitar.", "positive_items": ["B07BK1KRMZ", "B016N63LHI", "B08BW2TBD7", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-661c8202b76eb39ba2b49690", "partition": "shared_train", "query": "I\u2019m putting together a portable live-sound rack for a small band, with enough inputs for microphones and instruments, vocal dynamics and de-essing control, plus centralized rack power to keep the front-of-house setup organized.", "positive_items": ["B0812FFY9J", "B07PSKXCR2", "B00INPDUOC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66269b872be472608a61b9f1", "partition": "shared_train", "query": "I\u2019m restoring a 1969-style Telecaster Thinline and need compatible replacement hardware for the body: a secure output-jack mounting solution, a chrome neck plate with screws, and a properly fitting aged-pearl pickguard.", "positive_items": ["B08Z72NH1X", "B0BT2W3TTM", "B01EB5SYDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6629ce2988dfb1843ec5e398", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic guitar practice corner and need a safe wall-mounted way to store the guitar, reliable clip-on tuning, and quality picks for playing.", "positive_items": ["B0BHSG5C3G", "B0142JZKF4", "B00Y44W5WO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-663b043c18d6b7483e70b674", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording corner and need clear near-field monitoring, short cables for connecting my guitar effects, and extra rack capacity to keep several guitars organized safely.", "positive_items": ["B07FFNXF8W", "B00WU8QG26", "B00724YM7E", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-663ded8d693b7cb014e54fec", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric guitar practice rig and need a way to shape my picking control, get versatile sounds at home, and safely protect and carry a Stratocaster-style instrument.", "positive_items": ["B00DYAIQYU", "B00EM5UOE6", "B07WTBV69J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66441a90b9692d504dfabb2e", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal corner for my keyboard-led group and need secure stereo speaker mounting, a reliable instrument connection, piano-style sustain control, and personal in-ear monitoring for the performer.", "positive_items": ["B0BT9R8MMV", "B0023LQE7M", "B07C91W874", "B0B28X36H2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6646413f304681a555671537", "partition": "shared_train", "query": "I\u2019m preparing my band\u2019s three-instrument rehearsal setup and need fresh strings for a five-string bass, an electric guitar with .010 plain replacement spares, and an acoustic guitar, aiming for bright, balanced tones across the session.", "positive_items": ["B0002GYX5K", "B0BHG58G2F", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6646aa3d18eb00976096a60b", "partition": "shared_train", "query": "I\u2019m preparing a small live set where I\u2019ll switch between keyboard and guitar, so I need a portable adjustable setup for playing keys comfortably with hands-free sustain, plus secure shoulder support for the guitar.", "positive_items": ["B0BT9R8MMV", "B00MD7ODNS", "B0C3PWFLWL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-664762ede353e7b8d9874bf8", "partition": "shared_train", "query": "I\u2019m doing a full restring and setup on my guitar and need a safe padded workspace, neck support, string-changing help, action measurements, gloss-finish cleaning and polishing, reliable tuning, and grippy picks for testing the finished setup.", "positive_items": ["B01EGYA8WA", "B09ZTHNN9L", "B0188WO6OC", "B0B8YWPB3K", "B00TV90MT0", "B09S2VB3KW", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-664797bd617e2c6a3b74a733", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for recording acoustic slide guitar, with hands-free support, bright metal slide tones, and a low-positioned stand for close-miking.", "positive_items": ["B0B81K2Y3H", "B07YJZGP5X", "B07XP6MHQT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-664e1d40e2f3373468fc4092", "partition": "shared_train", "query": "I\u2019m setting up a beginner rock rehearsal rig and need flexible guitar playing supplies, reliable tuning, a durable snare upgrade, and a way to add a 5-inch port to the bass drum\u2019s front head.", "positive_items": ["B0BCXD2QDB", "B00IFOTSJW", "B07C47QDL9", "B08BSFDY99"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-664e75f1b037af12c96927a5", "partition": "shared_train", "query": "I\u2019m getting ready for a small live set where I\u2019ll switch between acoustic and electric guitar, so I need fresh strings for both instruments, an easy way to change keys mid-song, and several pick gauges to try for different tones.", "positive_items": ["B09NWCD36N", "B07BSHS3BX", "B07S1LH6JG", "B091C1BDYV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6653f4e4d0f28bbbd35e95d7", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar setup for a small gig and need amp-style overdrive tones, space-saving pedal connections, and reliable protection for transporting my guitar and accessories.", "positive_items": ["B09PBL98Q4", "B097Q9W8MW", "B005M0KLGQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6653fe471df73c5347eced34", "partition": "shared_train", "query": "I\u2019m setting up a portable 76-key keyboard rig for lessons and small performances and need comfortable adjustable seating, a padded carrying solution, and hands-free sustain control that works with the keyboard.", "positive_items": ["B01M12WWNX", "B00005ML71", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66564970a4bb690c6b7fac0d", "partition": "shared_train", "query": "I\u2019m restoring a compact tube guitar amp and need a suitable small speaker, protection for its 9-pin preamp tube sockets, and a short shielded 1/4-inch cable for connecting the amp to effects or other audio gear.", "positive_items": ["B00KOT96WA", "B0939BV175", "B01JZ4J3KE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6659d0482ad5f89d69289dcf", "partition": "shared_train", "query": "I\u2019m setting up a small home string-instrument corner and need supplies to restring my 12-string guitar, adjust and comfortably play my mandolin, and mount several instruments securely on the wall for easy access.", "positive_items": ["B00CIIQFHE", "B000EELBQ4", "B009VYM7ZM", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-665b66d8a478c91dd70ea84b", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need to split a microphone signal between two destinations, run long balanced XLR connections across the stage, and mount lights overhead on a stable T-bar stand.", "positive_items": ["B00NPAMDQ6", "B01H8E58SY", "B06Y17CPDF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-665f996c66c9ddb3d0a6d8bc", "partition": "shared_train", "query": "I\u2019m setting up my seven-string electric guitar for rehearsals and need fresh long-lasting strings, a reliable guitar-to-amp lead, and a heavy-duty amp-to-speaker cable for a clean, dependable rig.", "positive_items": ["B0C5PRQ9K6", "B01AD5FIQ2", "B09PGY5CXY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-666f03c73f1fb883bc4b5002", "partition": "shared_train", "query": "I\u2019m restoring my electric guitars and setting up a compact rehearsal station, so I need compatible control hardware, a replacement tremolo part, reliable power for several effects, and a safe folding stand.", "positive_items": ["B08PBNXZYP", "B07N2HJ98Z", "B07B47RSLJ", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-667b4b28459b26835fb7d1f0", "partition": "shared_train", "query": "I\u2019m starting beginner trumpet practice and need a compact instrument setup with a tuner and case, plus slide lubrication and several mouthpiece sizes so I can find a comfortable fit as I improve.", "positive_items": ["B08D9999PL", "B07BN7VCV8", "B002Q0WT92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6688751cc3bba863843da4ee", "partition": "shared_train", "query": "I\u2019m setting up a compact practice station for my acoustic or electric guitar, with an easy way to keep it safely supported, stay in tune, and keep spare picks accessible while I play.", "positive_items": ["B0BPLFP5P6", "B018FCZKR2", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-668e749f312f9605cef03c9c", "partition": "shared_train", "query": "I\u2019m preparing for electric guitar practice and small gigs, and need gear for expressive filtered tones, reliable picks, and keeping the instrument clean and polished.", "positive_items": ["B0771QC7RH", "B07WW5PKCP", "B07YD56YNP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-668e88f46a3e95f51f595fcb", "partition": "shared_train", "query": "I\u2019m restoring my electric and acoustic guitars: replace a worn hardtail bridge, fit fresh long-lasting strings, repair the acoustic nut and saddle, and handle precise string, wire, and setup work with proper pliers.", "positive_items": ["B01HYB69RK", "B07DWY7R2X", "B01M4HO2S1", "B0851Q3JV3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-669d72ee99472a5afcb87b54", "partition": "shared_train", "query": "I\u2019m upgrading my acoustic drum kit for rock rehearsals and need stable mounting for two toms, bright cutting 14-inch hi-hats, a clamp-on boom for another cymbal, and protection for a double-pedal bass drum head.", "positive_items": ["B0C3PY8GP9", "B0BKZ6M28F", "B007TS3ZTO", "B08L3DGQ6S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66a05fb8c79e2d9a159fc41e", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster for an ambient, dreamy guitar project and need heavier-gauge strings, matching replacement hardware for the guitar\u2019s controls and tremolo, plus a versatile reverb pedal for lush modulated textures and saved soundscapes.", "positive_items": ["B07BQVJY7W", "B09W7WRDMW", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66ac7576581da40113412ef7", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for high-energy playing and need a stronger neck pickup, improved control response, and a secure strap connection to keep the instrument safe during performance.", "positive_items": ["B0002GU0XO", "B091D4QKS5", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66aeccd7e89df9b46dbbe209", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for regular practice and small performances, with replacement strings, bridge hardware, dependable tuning, a capo for changing keys, durable picks, and protection for the floor beneath my music stand.", "positive_items": ["B0002GIV1W", "B07MZ6XF6P", "B09198262S", "B09CGJ6XK2", "B09TBB276B", "B0002GIVF8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66b7584d4b8f57630e4ff16f", "partition": "shared_train", "query": "I\u2019m preparing my six-string electric guitar for studio doubling parts, and need high-strung Nashville tuning strings, precise rigid picks for articulate playing, and a simple way to keep the strap securely attached.", "positive_items": ["B0179A4ILK", "B0BPJ4Q6FJ", "B00HU260SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66c194d57f42afcf4c750394", "partition": "shared_train", "query": "I\u2019m preparing a solo electric-guitar set and need comfortable support for long playing, more secure tuning, controlled natural-feedback textures at lower volume, and a way to build bass-and-drum accompaniment from my chord progressions.", "positive_items": ["B0746TF49K", "B01DECWM0G", "B09VSJD5GP", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66cbc079c70a4a680e3b8ae8", "partition": "shared_train", "query": "I\u2019m setting up sound for a small outdoor church event with two wireless handheld vocalists, a mixer for multiple inputs, short balanced XLR connections, wind protection for ball microphones, and a Shure-compatible clip-on mic for a separately equipped wireless channel.", "positive_items": ["B006BST39E", "B0BSB847BR", "B07MG8HHNG", "B0050DDKJ0", "B0BLLYHM3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66d22b059e6712ddc682b2d8", "partition": "shared_train", "query": "I\u2019m putting together a live Latin music performance and need reliable microphones for singers and instruments, a height-adjustable way to elevate the PA speaker, and durable handheld shakers for the percussion parts.", "positive_items": ["B09LYNWVPC", "B07NSWD8BR", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66d51707d812818ecf4e9bef", "partition": "shared_train", "query": "I\u2019m setting up a compact drum and percussion rig around a smaller or oddly shaped bass drum, with reliable pedal alignment plus sturdy, stable support for a cymbal and hi-hat during rehearsals and gigs.", "positive_items": ["B008172F7A", "B008871BR8", "B000AT00WO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66d840be1b581eaf57565567", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for regular playing and need comfortable adjustable support, quick key changes without retuning, and a safe way to clean and condition the fretboard.", "positive_items": ["B00CPLODUU", "B07FYLHQMY", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66dcb031faf88972ff6ab91d", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for rehearsals and gigs, looking for tom heads with balanced attack and tone, a bass head with a warm classic sound, and sticks that provide extra power and reach.", "positive_items": ["B09TXNWYMD", "B0BKZ2BPGS", "B0B2S6J8N8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66f0064be93e6e7fab1bff14", "partition": "shared_train", "query": "I\u2019m building a portable DJ and presentation rig that can mix microphones and stereo sources, add external effects, keep a laptop accessible, and protect everything during transport in one rack case.", "positive_items": ["B003H934BS", "B002GIHRMI", "B003BLOSJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66f17c6eee0afa74a738fa07", "partition": "shared_train", "query": "I\u2019m furnishing a compact home practice corner for learning piano and composing, needing realistic full-length weighted keys, secure adjustable positioning, comfortable seating, and hands-free sustain control.", "positive_items": ["B09WHL14TK", "B07MZYNZ1C", "B072JT59TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66f259930290b744b9b604b0", "partition": "shared_train", "query": "I\u2019m filming a live acoustic guitar performance and need a portable way to capture clean multi-channel audio, position microphones securely, and keep suitable picks on hand for playing.", "positive_items": ["B00TUN2KY2", "B0C4XQ496G", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66f3e263742f18a39cd256e1", "partition": "shared_train", "query": "I\u2019m setting up a compact travel-friendly rig for practicing and performing amplified ukulele, with a concert-size instrument, simple tone control, and a reliable spare string set for replacements.", "positive_items": ["B01DISW02G", "B0B58M32GZ", "B0BT8FDL8B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-66f5e2d453e3be2465224f2b", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic blues set for small caf\u00e9 gigs and need to amplify my guitar, change keys quickly, switch between guitar and harmonica, and keep the instrument secure while standing.", "positive_items": ["B004W7ZWB4", "B01BGSJIY8", "B07N5KJV3B", "B000P5OULA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-670a8d664e21943db7bbf4ea", "partition": "shared_train", "query": "I\u2019m setting up a safer home guitar station: upgrade my instrument for smooth, stable tuning, attach an adjustable playing strap securely, and store several guitars together in one rack when they\u2019re not in use.", "positive_items": ["B003AYNF3W", "B00H35YIJE", "B0B8M5FJB6", "B0B2M1GPR7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-670d382fecb27b4698c3dde3", "partition": "shared_train", "query": "I\u2019m preparing my dreadnought acoustic for regular practice and small gigs, and need a way to tune it accurately, carry it safely, and secure it on tables or amps when a full stand isn\u2019t practical.", "positive_items": ["B006D9Z1BK", "B0C6HXYY3R", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-670e80d2a1df513e645e6333", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar and want to upgrade its controls with a two-volume, one-tone setup, replace the control knobs, and add a secure strap attachment so it\u2019s safer to play onstage.", "positive_items": ["B00H35YIJE", "B00XVMF93M", "B0098DFNY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67110349aa52ed128c8851a6", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic and seven-string electric guitars for upcoming rehearsals, with durable strings for both instruments, a clip-on tuner for quick setup, and comfortable non-slip picks for strumming and precise playing.", "positive_items": ["B09S2VB3KW", "B098KXQJVY", "B07GFH8NTB", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6714ae9aaf95ec951952403a", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic cajon setup for small gigs and need a padded way to carry the cajon, compact storage for drumsticks, and a hands-free foot percussion option to add a subtle jingle while I play.", "positive_items": ["B00JDNYOAW", "B0CCK4YYNM", "B000OR2G8S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-671a382ff52c191ab60b8c17", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for recording, with warm resonant tom tones, a 13-inch resonant head, and a more articulate, responsive 14-inch snare.", "positive_items": ["B00TQ9MG9Y", "B0722V7554", "B0B962GTW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-671fc7b6efcbd52fbd131454", "partition": "shared_train", "query": "I\u2019m building a compact guitar practice and songwriting setup with reliable picks, programmable drum grooves, and a battery-powered amp for shaping tones at home or on the go.", "positive_items": ["B0002D0CEO", "B06Y2W66F5", "B08XMGNB3W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6720f6b29354bebb2b37c44d", "partition": "shared_train", "query": "I\u2019m preparing for band rehearsals and small gigs, so I need to refresh my electric guitar\u2019s sound, set up a stable vocal mic position, and transport my 61-key keyboard safely.", "positive_items": ["B017DNYI0E", "B003G45V1U", "B01448TORS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6721288501602dde7b38c375", "partition": "shared_train", "query": "I\u2019m outfitting a compact rock rehearsal setup and need high-gain guitar amplification, a long speaker connection, and a dependable single kick-drum pedal for practice and small performances.", "positive_items": ["B015G2AFTW", "B081TYHXMH", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-672add4716d45c590550881c", "partition": "shared_train", "query": "I\u2019m overhauling my Fender Strat and need to safely support the neck while cleaning and polishing the frets, then upgrade the controls and capacitor with compatible USA-sized wiring.", "positive_items": ["B0BT3B7GTY", "B00EBY8VZC", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-672b2a8557ee61c3b37829df", "partition": "shared_train", "query": "I\u2019m putting together a comfortable alto sax setup for extended practice and rehearsals, with hands-free support that reduces neck strain, several jazz reed options to compare, and a stable, portable stand for safely setting the instrument down.", "positive_items": ["B005J3EZZY", "B0BK6T5BSM", "B00T3GL2XQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-673db3dc62db8475b08e36c0", "partition": "shared_train", "query": "I\u2019m setting up a compact home drumming practice station with a realistic-rebound surface, several durable stick options for different playing styles, and an attached holder to keep everything organized and within reach.", "positive_items": ["B0BKZ61YJJ", "B0064RO6OO", "B0BKZ5DJZ2", "B0BKZ7LF6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-674e1c70baf9d837bb7ec512", "partition": "shared_train", "query": "I\u2019m putting together a comfortable beginner setup for learning folk songs at home: a compact acoustic guitar, reliable tuning, easy key changes, and mellow replacement strings for regular practice.", "positive_items": ["B00N28W72G", "B01MRJUB7Z", "B0BPLFP5P6", "B015T84WO2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-675d3294546bdefed746ce29", "partition": "shared_train", "query": "I'm preparing my guitar for its first live gig and need a reliable way to tune it, clean and condition it, carry picks in dark spaces, and play comfortably with secure strap support.", "positive_items": ["B00074WFO8", "B07N5MJDBF", "B074WXM13T", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-675ebb218ca1f38af4147943", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar setup for reliable blues and rock gigs, with warmer tube-driven gain, a replacement preamp tube for maintenance, and secure strap hardware to prevent drops onstage.", "positive_items": ["B07MQK9168", "B07NKMZJ5M", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-676ab226475ed53b4dbc3a63", "partition": "shared_train", "query": "I\u2019m organizing a small community event and need a portable sound setup for clear announcements and singing, with a wired vocal microphone and the proper connection to the PA system.", "positive_items": ["B00B8QC9O0", "B07N5J3GTB", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-677c8bfa8973ec23b787c1f5", "partition": "shared_train", "query": "I\u2019m setting up a right-handed five-string bass for rock rehearsals and need a reliable instrument, a durable adjustable strap, and a simple way to keep the strap securely attached while playing.", "positive_items": ["B08TN8RKRC", "B00HZH4D04", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-677ed0df0d5fd3c92758a057", "partition": "shared_train", "query": "I\u2019m setting up a practical care kit for regular clarinet and baritone saxophone practice, with something to keep my clarinet hand comfortable, maintain the instrument, and dry and clean the larger saxophone mouthpiece after playing.", "positive_items": ["B0002IHFHQ", "B07D8BTKP2", "B000XZZ6F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67843f3c776c28650757a439", "partition": "shared_train", "query": "I\u2019m refurbishing a classical guitar for regular practice and lessons, and need a warm, beginner-friendly setup with light-tension nylon strings, traditional bone hardware for proper string support, and an easy-to-adjust capo that works on a flat fingerboard.", "positive_items": ["B09MD17YH5", "B00USQA8VC", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67855260fae1296d27a1544f", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a reliable dynamic microphone, adjustable boom positioning, and enough XLR cable to connect it to my mixer without feedback or unwanted stage noise.", "positive_items": ["B00BAMJTNG", "B08DBDD6CM", "B002KLEH1A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6789d58e8bcceb1cd7ed9547", "partition": "shared_train", "query": "I\u2019m building a versatile percussion setup for small live acoustic shows, with a deep, resonant low drum, an amplified compact hand-percussion option, and rod-style sticks for lighter, more textured playing.", "positive_items": ["B009HWU502", "B073XT6QF7", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-678d15b26fd466929d3f8bba", "partition": "shared_train", "query": "I\u2019m outfitting a beginner drum kit for rehearsals and small gigs, and need crisp hi-hat articulation, versatile crash-and-ride sounds, bright splash accents, and a wheeled bag to protect and transport multiple toms and percussion gear.", "positive_items": ["B0B83ZR5HZ", "B0B6G9H79J", "B074CM9YNY", "B09X6JDDK5", "B0CG8SWNB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-678e2c7350fc0055db26aeac", "partition": "shared_train", "query": "I\u2019m refurbishing a humbucker-equipped guitar and need to level or shape its fretboard, set accurate proportional string spacing, and replace a faulty volume or tone control with the appropriate 500K potentiometer.", "positive_items": ["B07593G916", "B01HYEBKGM", "B002HFFUGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67935758c3087a8787a3df24", "partition": "shared_train", "query": "I\u2019m setting up a home rehearsal space where I can play a full-size drum kit, practice quietly when needed, use a double-kick setup, and keep several acoustic, electric, and bass guitars organized in one portable stand.", "positive_items": ["B01NBMXEFR", "B00KLLKE04", "B001PB3WOO", "B003XJLLCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67a72b7f7e25a5c37012112d", "partition": "shared_train", "query": "I\u2019m putting together a compact portable bass practice setup with effects, reliable power, a long instrument cable, a small clean amp, and a lightweight stand for rehearsals and travel.", "positive_items": ["B01D0NP4DQ", "B0C3LLQNMN", "B00K17YFC6", "B01BZTGPW6", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67b34a41064bf509f17003b3", "partition": "shared_train", "query": "I\u2019m building a drum kit for recording and live practice, with comfortable hi-hat support, a versatile ride cymbal, fast double-bass control, and enough microphone preamp channels to capture the full performance.", "positive_items": ["B0744YML3G", "B00E87OLFQ", "B0002H06K0", "B0772YP29Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67c0542c469207cdb3c03ec8", "partition": "shared_train", "query": "I\u2019m setting up a simple home studio to record acoustic guitar and vocals, with stable hands-free mic positioning, cleaner spoken or sung audio, a computer connection, reliable signal routing, and easy access to guitar picks while I play.", "positive_items": ["B01E6T56CM", "B015XTFNP4", "B08DBDD6CM", "B0193VB33O", "B015JTEBN8", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67c8555a3be48008c9710fda", "partition": "shared_train", "query": "I\u2019m setting up a home slide-guitar practice routine and want to work through song charts, learn a warm-toned slide technique, and handle basic guitar maintenance and repairs myself.", "positive_items": ["B0B949FD92", "B07X2LN3FV", "0879309210"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67c93d6a7a9e746b4bf0a938", "partition": "shared_train", "query": "I\u2019m setting up a home voice-recording station for podcasts and need a USB interface with quality preamps, a rugged broadcast-style vocal microphone that rejects room noise, and isolation from desk vibrations.", "positive_items": ["B005OZE9SA", "B09NW4LW2Q", "B0BLLFSJH2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67cb84617a41b0aee8e88c02", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording session for acoustic guitar and vocals, and need help changing guitar keys, connecting the instrument to my recording setup, and reducing plosive bursts so the takes sound clean and polished.", "positive_items": ["B00H4PEMM6", "B016QUXTZU", "B00RX5HQS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67d4b6beabb19426a1bd6e33", "partition": "shared_train", "query": "I\u2019m setting up a portable ukulele practice setup for playing while standing, with comfortable support, reliable picks for strumming, and a folding stand to hold my music.", "positive_items": ["B00JA4T6F2", "B071V9D3JK", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67d4e0c38284279b81132462", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and organizing a small rock-band rehearsal setup, with reliable strings, a comfortable playing strap, secure support for several guitars, and a clip-on tuner for quick stage checks.", "positive_items": ["B00HZH4D04", "B0BSGM6CQ9", "B08JMQR2JK", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67d62d123c483a04b887a79a", "partition": "shared_train", "query": "I\u2019m restoring my six-string Strat-style electric guitar and need a durable refret with cleanly trimmed fret ends, a versatile single-coil pickup upgrade, and bright, reliable strings for Nashville tuning.", "positive_items": ["B00BJLC4BM", "B00N12WYUS", "B0BPJ4Q6FJ", "B0B81FBRNV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67f4860e652c49a59fc7a8c2", "partition": "shared_train", "query": "I\u2019m setting up a portable acoustic-electric guitar practice and performance kit, with a comfortable way to play, reliable picks for strumming, and a secure stand for storing the instrument between sessions.", "positive_items": ["B0B7TQGQQW", "B00CGFRJ2Y", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67fd6cc266c8bc58a3280ab3", "partition": "shared_train", "query": "I\u2019m setting up sound for a small live singing event and need a wireless handheld vocal setup, a long noise-resistant balanced connection to the mixer, and processing that adds vocal clarity, depth, and punch to the overall stereo mix.", "positive_items": ["B01N5ODFZ6", "B000VTFQCM", "B0B3NJ1TDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-67ff814a5e1f01a0a468752f", "partition": "shared_train", "query": "I\u2019m preparing for a casual acoustic jam and need supplies to keep my guitar\u2019s wooden fingerboard clean and conditioned, add reliable picks for strumming, and provide simple handheld shaker percussion for the group.", "positive_items": ["B01DZ6FBBI", "B0002F79E8", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-680aa21ce776546d92006258", "partition": "shared_train", "query": "I\u2019m getting my five-string banjo ready for a folk jam and need to restring it, keep the tuning accurate, and quickly change keys while playing.", "positive_items": ["B0BPKH7FJ2", "B0002CZVWS", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-680acd3120aa75ed1132a322", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style guitar for regular rehearsals, fixing the worn face and controls while adding a comfortable, adjustable way to carry it during long playing sessions.", "positive_items": ["B07VKYKXDZ", "B0BXSYL7S4", "B0C4GJM9J4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68178a46705177868722a239", "partition": "shared_train", "query": "I\u2019m setting up a compact DJ and live-sound rig for a small party, using my laptop or tablet to mix tracks, blend in an instrument, and send the combined audio cleanly to a PA system.", "positive_items": ["B00102ZN40", "B00B8CNNYE", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6818b3f985f8173414b45c30", "partition": "shared_train", "query": "I\u2019m starting electric guitar lessons and need a versatile beginner setup for practicing standing or seated, including a comfortable adjustable way to hold the instrument and a selection of picks to try different playing feels.", "positive_items": ["B00IPH8MD2", "B09V91H5XM", "B0757Q45NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-681a7c3c270a2a47c457ab0e", "partition": "shared_train", "query": "I\u2019m setting up a compact home folk and blues practice station for my classical guitar, with secure wall storage, an easy one-handed way to change keys, and a G major harmonica for playing along.", "positive_items": ["B00H4PEMM6", "B000Q847M8", "B07NKRZ1KQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-681c3160133c459b79388a61", "partition": "shared_train", "query": "I\u2019m refurbishing my rock practice drum kit and need to get the bass pedal working smoothly, experiment with punchy and softer beater tones, and have durable sticks for rehearsing.", "positive_items": ["B0009AGXUM", "B0C79MCNFH", "B00WJ3KH0Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6834ecc8259981c012c7036e", "partition": "shared_train", "query": "I\u2019m getting my acoustic and electric guitars ready for regular practice and small performances, and need a comfortable hands-free setup with reliable pick access and natural-feeling picks for a warm, consistent tone.", "positive_items": ["B01K1EJQ9U", "B09HC4FKJG", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-683e4d9f50dddd40debf04f5", "partition": "shared_train", "query": "I\u2019m preparing for a portable evening rehearsal and need a setup that lets me accurately tune my instrument, keep several pages of music securely at eye level, and read them clearly in low light.", "positive_items": ["B07LCRPFW2", "B00646MZHK", "B08Z6TDJZ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6845cd99685ec66719e055c9", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar and vocal practice corner and need a tidy permanent connection for a microphone, plus an attractive supply of medium picks and an easy way to keep them within reach.", "positive_items": ["B0BR2VNNH1", "B07C3SG454", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6851ed456696d8fc720ffaaf", "partition": "shared_train", "query": "I\u2019m starting electric bass at home and need a beginner-friendly setup that lets me plug in, tune accurately, play through an amp, and wear the instrument comfortably with a personalized adjustable strap.", "positive_items": ["B01DE4DPSC", "B07M6H5RM9", "B079NNZMLQ", "B0BT862N4P", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68534101b2be704785b6adce", "partition": "shared_train", "query": "I\u2019m setting up a compact home drumming practice station and need a realistic, snare-like playing surface on a stable stand, plus durable sticks suitable for regular practice.", "positive_items": ["B0B2D98XV8", "B0BKZ61YJJ", "B003DJDW00"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-685f60ec82faf843d92bcc3d", "partition": "shared_train", "query": "I'm setting up my 12-string acoustic for playing at home and small gatherings, with warm balanced strings, comfortable hands-free support, and a secure folding stand for easy storage.", "positive_items": ["B0178QB9I0", "B0BTC9YJ2W", "B08TWL4LMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68629d749750ab128a4ba018", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording station and need a sensitive condenser microphone with reliable power, a stable adjustable boom for positioning, and a long XLR connection to run cleanly to my audio equipment.", "positive_items": ["B000165DSM", "B08ZFQ8GLV", "B017NT392Q", "B01FG29LFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-686644539a339c1845a3bb02", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable drum practice setup for rehearsing on the go, with a secure leg-mounted surface, reliable grip for sticks, and an adjustable way to position a cymbal.", "positive_items": ["B07B3TSSNS", "B0017PGHV8", "B000EEL6ZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-686c6e80be2cc6483f619c1b", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and performances, with fresh balanced strings, a comfortable adjustable strap that stays securely attached, and a proper fingerboard cleaning and conditioning routine.", "positive_items": ["B0B8Z5SBPZ", "B096K2LZKH", "B00MNKX1T2", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6872eb4d957d05d272f02f7c", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and want a comfortable, mellow-feeling setup, secure adjustable support while standing, and a clear protective surface that helps prevent pick scratches and fingerprints.", "positive_items": ["B07FYR9T92", "B06ZZ3MXN3", "B0BFKQGWZ7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-687c309a13d1e632ca5cde9f", "partition": "shared_train", "query": "I\u2019m putting together a Celtic-inspired solo performance and need a comfortable way to play banjo, layered programmable drum and bass rhythms, and expressive electronic hand percussion with varied sounds and effects.", "positive_items": ["B00IWXMGH2", "B073DSYBXG", "B000EFOUJ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-688fdf7d093a033b19037b98", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for regular practice: I need a secure place to keep it, fresh strings, varied picks to experiment with tone, and a gentle way to remove dust and grime.", "positive_items": ["B0BK5CXZBT", "B002CVUNXE", "B08T2M787L", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-689bb778f99f78940db0228a", "partition": "shared_train", "query": "I\u2019m restoring a solidbody electric guitar and want a coordinated hardware upgrade with reliable bridge and tailpiece support, improved playability and intonation, a durable pickup selector, and a safer way to secure the strap during playing.", "positive_items": ["B096K2LZKH", "B0789YKLVM", "B075RDK2BW", "B01HYBE4PE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-689f044875307cdb7ccff1a0", "partition": "shared_train", "query": "I\u2019m preparing for a mixed woodwind performance and need support for comfortable soprano sax playing, a reliable mouthpiece setup, and thorough cleaning for a bass clarinet.", "positive_items": ["B01AW502FK", "B0B9RN9V7P", "B001M5I24S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68a51f4e0b43e1a83ee3a496", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a compact PA setup with strong low-end sound, reliable speaker connections, a handheld microphone for singing, and an elevated stand for mounting stage lights.", "positive_items": ["B0BSB9249S", "B06Y17CPDF", "B075RB1KN7", "B01D20L0AS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68af0ecff32bf76d68f943df", "partition": "shared_train", "query": "I\u2019m putting together a tenor sax setup for regular practice and small performances, with a reliable beginner-friendly instrument, comfortable weight support, a mouthpiece that offers easy projection, and secure humidity-controlled reed storage for travel.", "positive_items": ["B07N1RPV4J", "B07WGRJR35", "B005J3EZZY", "B07MTFY4TL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68b2b828de732b059fa1a0ec", "partition": "shared_train", "query": "I\u2019m setting up a compact room-acoustic calibration station and need to measure response accurately with microphones mounted together, while keeping my phone or notes close by during testing.", "positive_items": ["B0B8Z2VPX3", "B095CBL6FY", "B06W9NGW7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68b4bc57939176c21f249459", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster for home practice and want to mount it safely on the wall, replace the worn guard around its three pickups, and keep it accurately tuned during setup and playing.", "positive_items": ["B0BCXKFMKD", "B00IFHCOUO", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68c63c4d98324552b1fc189a", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording and live-looping rig: I need warm vintage-toned replacement strings, hands-free MIDI control for software, accurate closed-back monitoring, and a balanced cable for connecting audio equipment.", "positive_items": ["B07B4WXVTZ", "B07YM5ZHS9", "B08F2RQ2FF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68c7d2e3063508863ec40a09", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for learning and playing electric bass at rehearsals and small gigs, with reliable tuning, comfortable hands-free support, durable instrument protection, and essential tools for picking.", "positive_items": ["B074WXM13T", "B0BKZ3GCGR", "B00IFOTSJW", "B00N5TH2H2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68d45acc8de444020b500f6d", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke or live-event sound system with powered and passive speakers on stands. I need a balanced XLR-to-TRS cable to connect audio equipment and an XLR Y-splitter to send one microphone signal to both the PA and a second input.", "positive_items": ["B07BCCGHG7", "B082PD8BBZ", "B01N3MQSPL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68e22e3c19e4af685ae982a6", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record a guitar-driven song, with expressive full-range keyboard parts, processed electric guitar tones, and a way to capture vocals or instruments while monitoring and producing the finished track.", "positive_items": ["B0BVRWDFBD", "B07317483W", "B07QQLLXBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68e4073ff3d0d75103e7a0a6", "partition": "shared_train", "query": "I\u2019m putting together a beginner drum kit for lessons and home practice, including expanded cymbal sounds, foot control for double-bass playing, durable sticks, and a simple tool for tuning and adjustments.", "positive_items": ["B003XJLLCQ", "B00F912X96", "B09TG8VP32", "B0002F70K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68ebdc4a6eb2df66008d4e46", "partition": "shared_train", "query": "I\u2019m restringing my electric guitar before a gig and need smooth, low-noise strings, an all-in-one tool for winding and trimming, and an accurate tuner for setup.", "positive_items": ["B08R5GM6YB", "B07B4S63NN", "B015HG7HMA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68ed82c1cffb3d994be789f6", "partition": "shared_train", "query": "I\u2019m refreshing a guitar with mini metric controls and need compatible mounting hardware, replacement volume and tone knobs, plus a durable adjustable leather strap for comfortable playing and practice.", "positive_items": ["B09LLHFJ7R", "B075SW4QC4", "B00Y0CG12A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68ef235a3d800d890a513a16", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar setup for rehearsing and small gigs, with protected instrument transport, flexible amp tones, and wireless effects processing for practicing and performing.", "positive_items": ["B0C6J1RKPT", "B08Y8RMFY7", "B07T19X6YP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68f05163a547523f3b170655", "partition": "shared_train", "query": "I\u2019m setting up a portable small-venue music performance and need a way to protect and carry the speakers, combine several audio inputs cleanly, and keep printed scores stable and readable for the musicians.", "positive_items": ["B0047VIXBG", "B073RZ57KR", "B0B31RCL2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-68fdd229349399c365daeba4", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for energetic rock performances and need a bright, explosive accent cymbal, a versatile double-pedal beater, and protection for the bass drum head during fast playing.", "positive_items": ["B0098FT6BC", "B0BKZ6M28F", "B09V54MQ64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6900c47afa8e377271774b09", "partition": "shared_train", "query": "I\u2019m setting up for a small live guitar performance and need a way to send my instrument cleanly to the mixer, keep lyrics or set lists on my mic stand, and play comfortably while standing.", "positive_items": ["B00V8URXSS", "B0BKNRQ8Y4", "B07FZ5XBCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6913e0426915ea7104cf0dc1", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster for heavier, more versatile playing: I need a four-position pickup control, durable 11\u201348 strings that hold tuning, and grippy medium-light picks for precise strumming and lead work.", "positive_items": ["B09G5KDVWW", "B09S2VB3KW", "B00OO0XTB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-692f90d2b09c47d01d33bf19", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar practice corner and need secure storage for two instruments, fresh extra-light phosphor bronze strings for my 12-string, and comfortable picks for playing.", "positive_items": ["B0BKZ3GCGR", "B0BTC9YJ2W", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6933e40f5a45b5d58e036dbf", "partition": "shared_train", "query": "I\u2019m preparing a small guitar ensemble rehearsal and need portable support for sheet music, secure places to park three guitars, a way to restring them, and clip-on tuning for the players.", "positive_items": ["B0BHSG5C3G", "B08R5GM6YB", "B0B6P55RBN", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6941fc029da0056854b604b4", "partition": "shared_train", "query": "I\u2019m refurbishing a Les Paul-style electric guitar and need coordinated black replacement hardware to restore the control interface, pickup surrounds, selector, and protective plates without changing the instrument\u2019s overall look.", "positive_items": ["B0049BKJ70", "B09JG7G7WR", "B086HCZVQM", "B07PMLJ8PT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6949d63deb6a5386196b2302", "partition": "shared_train", "query": "I\u2019m wiring a small home electronic-music setup with MIDI instruments at different distances, balanced connections between audio gear, and passive speakers that need to connect to an amplifier or receiver. I need the appropriate cables for the complete setup.", "positive_items": ["B094DTT4W1", "B07BSSS8VZ", "B01DK43HMK", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-694b9cafbfc8b60f23bd0570", "partition": "shared_train", "query": "I\u2019m preparing my electric and 12-string acoustic guitars for rehearsal and need strings suited to their different gauges, comfortable picks for playing, and a quick clip-on way to tune both instruments accurately.", "positive_items": ["B0BKZ3GCGR", "B0BTC9YJ2W", "B0BHSG5C3G", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-694c8cf2c9512bff75561fe8", "partition": "shared_train", "query": "I\u2019m filming an electric-guitar performance video and need durable replacement strings, a precise clip-on tuner for setup, and indoor/outdoor microphone protection to cut wind noise and vocal plosives while recording.", "positive_items": ["B09198262S", "B01N58YFN8", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-694e106676daaee55bbb0ed4", "partition": "shared_train", "query": "I\u2019m restoring an LP-style electric guitar and need hardware to replace worn pickup surrounds, a wrench for guitar nuts, and precision tools to check neck straightness, fret rocking, and string height during setup.", "positive_items": ["B07YTPY412", "B07VS1VTL1", "B09FLFHLKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69522ab4da2f4ab9e01a83f9", "partition": "shared_train", "query": "I\u2019m putting together a portable small-venue vocal rehearsal and recording rig with several dynamic microphones, a stable desktop mic position, phantom-powered mixing, hum and ground-loop reduction, and a ventilated, road-ready rack enclosure with the hardware needed to mount everything securely.", "positive_items": ["B07MZVPJ4Q", "B0002DV0CW", "B00009W40L", "B07C91JT14", "B001ECQQ8I", "B00LOAASPC", "B06X9YBVXS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-695c69639f992483b690198a", "partition": "shared_train", "query": "I'm putting together a compact guitar rig for slide-blues practice and need durable jazz-style picks, a medium heavy slide for sustained tones, and short 1/4-inch links to connect several effects pedals.", "positive_items": ["B002NLSCWC", "B07BPDP92S", "B0019HYAEU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-695cf21acd396d9794d463db", "partition": "shared_train", "query": "I\u2019m getting our student band ready for a small live concert: restringing the bass for a warm, punchy tone, refreshing the 14-inch snare, preparing sticks and brushes for varied parts, and routing one microphone to two mixer channels.", "positive_items": ["B08FYJWN21", "B08BNX9GXJ", "B07DFXYYJ4", "B0BKZ41CKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6967a5af27a5276f980b19aa", "partition": "shared_train", "query": "I\u2019m upgrading my Fender Stratocaster into a quieter, versatile HSS guitar. I need a bridge humbucker, automatic split wiring for the five-way switch, a matching replacement guard and backplate, plus a chrome jack-mount replacement.", "positive_items": ["B015CNC9TY", "B013MG2PPQ", "B001QVLUAQ", "B0B81D5BB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6971f8f9b3cdc427ae589a04", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a careful refresh: replacing its worn strings, cleaning and conditioning the fretboard, and protecting the wood from drying out while it rests between playing sessions.", "positive_items": ["B0928HW2P4", "B07DWLYGKH", "B00DKAQGTG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69791d00d5723feec788fdba", "partition": "shared_train", "query": "I\u2019m refurbishing a dual-humbucker electric guitar and need to replace its onboard wiring, install a bright high-strung six-string set, clean and condition the strings and fingerboard, and tune it accurately afterward.", "positive_items": ["B095QBH5ZB", "B09YDBKT7M", "B0BG5KMCCC", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-697a63c28ee2035fdeb14b10", "partition": "shared_train", "query": "I\u2019m putting together a compact home practice and recording setup and need a space-saving guitar wah effect, XLR connections for a microphone, and quiet sticks that reduce contact noise while protecting my electronic drum pads.", "positive_items": ["B0B6WQCK66", "B08J47LL7B", "B093YGKPTS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-699e995fbbb7dc2560aa9abb", "partition": "shared_train", "query": "I\u2019m setting up sound for a school choir performance and need enough adjustable floor support for multiple vocalists, plus a flexible announcer microphone and an overhead condenser to capture the choir clearly.", "positive_items": ["B00LMC1BJ4", "B006OFZPW8", "B0075DS728"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69a0485e143dc950268ee9cd", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric guitar practice station for learning songs, with an amp, hands-free volume control, and tools to tune accurately and keep steady time while practicing.", "positive_items": ["B07ZGMNLVW", "B0B1989GQS", "B081VM8MMX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69a08377f7f4abe89151626b", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion effects setup for live performances, with a secure stand-mounted arrangement for several small instruments, shimmering hand-swept accents, and a warm rattling sound for dramatic transitions.", "positive_items": ["B0002F4XV0", "B0007CXIG4", "B00FQE3GE2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69a49e3196a74479cbf02641", "partition": "shared_train", "query": "I\u2019m refreshing my bass for upcoming gigs and want a bright new sound, a secure strap connection, and a safe wall-mounted place to store it between rehearsals.", "positive_items": ["B002CVUNMA", "B00166B1O6", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69a90c4eb802982234bee867", "partition": "shared_train", "query": "I want to record a heavy electric-guitar demo in a dropped tuning, using fresh strings, picks, and aggressive distortion, then capture my amp with my own microphone through a stand and XLR cable into a compact multitrack recorder.", "positive_items": ["B08DBDD6CM", "B09RJZSQML", "B00B9060X6", "B00IPG7UXG", "B017NT392Q", "B072226Z5Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69af989d201d3d0eb8ef9596", "partition": "shared_train", "query": "I\u2019m refreshing my Tele-style electric guitar for upcoming gigs: I need a balanced medium-gauge restring, a removable bat-themed fingerboard decoration, and matching black-pearl control knobs to complete the custom look.", "positive_items": ["B07NBDVT62", "B0774P2S9J", "B08HHGCCLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69bde5bfe56d1da94ae9adf2", "partition": "shared_train", "query": "I\u2019m restoring my acoustic guitar and need supplies to replace the bridge and end pins, then install bluegrass-gauge strings smoothly with a tool that makes winding and removing bridge pins easier.", "positive_items": ["B004VDD63A", "B000LPUV8K", "B0B69VXJ6G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69c16a6883a1cb79aae6ac3b", "partition": "shared_train", "query": "I\u2019m setting up a compact solo guitar-and-vocal performance rig and need secure stage support for my wireless singing microphone, hands-free momentary effects control, and safe parking for my guitar between songs.", "positive_items": ["B07KDSZ2TJ", "B00W93IWQA", "B01LXTBO7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69c3804b1f72757a08bdaccf", "partition": "shared_train", "query": "I\u2019m assembling a compact rack-mounted pedalboard and need a solder-free 1/4-inch patching setup, components for making custom instrument leads, and hardware to secure everything in a rack enclosure.", "positive_items": ["B000EEHAA0", "B014AOPCIQ", "B00J9XOH3U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69c528db56da14288b04750f", "partition": "shared_train", "query": "I\u2019m recording a layered electric-guitar arrangement and need a bright high-strung setup, precise picks for clean parts, and accurate studio monitoring to mix and edit the finished tracks.", "positive_items": ["B07SRDVZSL", "B0BPJ4Q6FJ", "B00JL5IFSY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69cd0ca2bc0411379e9f77e8", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for dependable live playing and want a quiet vintage single-coil tone, stable tuning, and a smooth tremolo setup that handles string bends reliably.", "positive_items": ["B0BKR2ZM9X", "B07RHTR2PG", "B07N1JNHWB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-69eec7b1536c5d89fd4e4dd9", "partition": "shared_train", "query": "I\u2019m setting up a seated keyboard-and-vocal livestream with DMX stage lighting, so I need reliable connections between mixed lighting ports, proper signal termination, a height-adjustable stand for my control laptop, and a stable padded bench plus pop protection for clear vocals.", "positive_items": ["B001LXMXU0", "B09ZTJH58K", "B0002DVCB6", "B003LZ2IT2", "B09MMT45P1", "B0BLLCTGJP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a02fd2ae3e45f298a85d7dd", "partition": "shared_train", "query": "I\u2019m restoring my four-string Precision bass and want to replace its worn control hardware and scratched faceplate, then record clean bass and vocal demos to my iPad through a simple USB interface.", "positive_items": ["B07DK5PBNM", "B009AS1FLG", "B01DEX3CHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a188bda5645ed24ca8ebbf9", "partition": "shared_train", "query": "I\u2019m upgrading my tremolo-equipped electric guitar for a studio-ready high-gain setup: install a powerful replacement pickup, quiet the bridge springs, and shape the signal with classic overdrive and warm analog delay for tight riffs and expressive leads.", "positive_items": ["B077GH8LF6", "B07N5G6Y5G", "B086QM1F75", "B07BSHN8KF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a1e134425fc407273f3b109", "partition": "shared_train", "query": "I\u2019m preparing my mandolin for a small live recording and need fresh long-lasting strings, dependable balanced microphone leads for several performers, a long cable run, and an adapter for connecting XLR equipment to a 1/4-inch TRS input.", "positive_items": ["B0BM71QK8M", "B0B52FBC66", "B07DWY44X8", "B01DK1ZGSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a2f6346aeebc7bf6cefdb1a", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular gigs and want durable black-coated strings, an ergonomic tool for winding, cutting, and removing bridge pins, plus a comfortable adjustable strap.", "positive_items": ["B0BT3HM14D", "B08R5GM6YB", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a38c2fd4b1200349be78c2d", "partition": "shared_train", "query": "I\u2019m building a compact home music-recording setup for vocals and guitar, needing desk mic positioning, balanced cable runs, short XLR patching, and smooth guitar sustain.", "positive_items": ["B0050J3MN8", "B0002ZO3JM", "B0BM71QK8M", "B0928H6VZX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a39c01b31b3afe98a9ecbc1", "partition": "shared_train", "query": "I\u2019m setting up a safe workstation to clean, restring, and make precise hardware adjustments on my guitar, with padded finish-safe support and tools for reaching strings, frets, and components.", "positive_items": ["B00TV90MT0", "B07VRZ3N55", "B0188WO6OC", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a43dc65feeb927d97dcf1e8", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for regular practice and small performances: I need to restring it, clean and condition the body and fretboard, keep it safely supported, read music hands-free, and quickly change keys without retuning.", "positive_items": ["B00CPLODUU", "B093YKLWVN", "B0BK5CXZBT", "B07B16JL73", "B07WW5PKCP", "B081H694YZ", "B001ANI0M6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a4591e4da7c52a19f16de74", "partition": "shared_train", "query": "I\u2019m restoring a four-string Precision/Jazz-style bass and need compatible replacement hardware to improve string guidance and playability, install a top-load bridge, fit a properly sized nut, and securely reattach the pickguard with black mounting screws.", "positive_items": ["B081M823PF", "B01MQ6AE70", "B01KAKUAOA", "B07KRZ1HH8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a480b986cca1b4bb3606303", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar practice and jam station, with a dependable instrument connection, quick clip-on tuning, assorted picks for different playing styles, and secure stands for several guitars.", "positive_items": ["B01DPCONFM", "B00IPH8MD2", "B0BHSG5C3G", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a68c769737482901bc4ce7e", "partition": "shared_train", "query": "I\u2019m refreshing my compact drum kit for live practice and recording: I need to replace the 10\", 12\", and 14\" tom heads, tune everything properly, and add a crisp jingle accent to the hi-hat without interfering with the cymbals.", "positive_items": ["B000F9J5GQ", "B09SQ4LFTH", "B0002E2VBU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a6a36141a869abf467ed99d", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar songwriting and practice rig for creating layered loops with built-in rhythms, monitoring quietly, connecting everything reliably, and keeping the guitar sounding fresh with a replacement set of strings.", "positive_items": ["B0B95V41NR", "B086QN18MT", "B09NN6GQQ7", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a6ce99af60edd228d02f72b", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar pedalboard and need fresh strings plus enough low-capacitance, well-shielded patch cables in varied lengths to connect several effects neatly without excess slack or signal loss.", "positive_items": ["B0BHWNWW3B", "B018AUDXE6", "B01890B3ZI", "B018ARG0G2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a76214b5ea99f6290424a08", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home electric-guitar practice corner with an adjustable seat, amplified sound for playing along, and a compact set of tools for tuning, changing strings, and shifting keys.", "positive_items": ["B0BZJNPDJS", "B0BT862N4P", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a87da48a6e8331ae32055aa", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup for band rehearsals and need warm, durable strings for both acoustic and electric guitars, plus flexible picks in lighter and medium gauges for varied playing.", "positive_items": ["B09G5KLKX2", "B0BXT423KN", "B09RBJDM5H", "B0064BCRQE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a88381f96372fad9a061a0b", "partition": "shared_train", "query": "I\u2019m setting up a professional guitar rig and need a secure rack installation for visual tuning, plus supplies to clean, polish, condition, and protect the instrument\u2019s finish and fretboard.", "positive_items": ["B09ZTK33ZC", "B01AMQYS3Q", "B00JJ18U9O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a8c12dd96956a33738bf51a", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster for fingerstyle practice and need an abalone-style scratch guard, compatible replacement selector tips, and comfortable large thumb picks so I can install everything and play immediately.", "positive_items": ["B08L45XB2X", "B0B185DQHZ", "B07KB9QBQ1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a981f235ca39d4b2eaf51c8", "partition": "shared_train", "query": "I\u2019m putting together a practical setup for regular guitar rehearsals and small gigs, with an adjustable strap for standing comfortably, plenty of reliable picks for consistent playing, and an easy-to-reach place to keep spares.", "positive_items": ["B006GQX2L6", "B0BG95DG2H", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a9966cee3710a08dddb2e19", "partition": "shared_train", "query": "I\u2019m preparing for a small guitar recording session using both my electric and acoustic guitars, so I need fresh strings suited to each instrument plus durable, flexible picks for tracking rhythm and lead parts.", "positive_items": ["B09RBJDM5H", "B007MY5BDI", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a9aebf96868f5de119db6e0", "partition": "shared_train", "query": "I want to make a small home folk/blues music project where I can record two live wind parts, play software accompaniment from a compact keyboard, and connect everything to my computer.", "positive_items": ["B00AV557UC", "B01MDU5U60", "B00X7DCW4O", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6a9ca7c58088bbf474b194e5", "partition": "shared_train", "query": "I\u2019m setting up a small live rock performance and need a reliable vocal microphone, an adjustable boom stand, and rugged PA cabinets for clear sound in a room or small venue.", "positive_items": ["B073W71Z95", "B00RYCOHXI", "B06XNBTLHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6aa553f820b3e9c334e365a9", "partition": "shared_train", "query": "I\u2019m outfitting a small acoustic-guitar rehearsal setup and need secure padded stands for several guitars, convenient storage for standard picks, and replacement bridge and end pins for a simple hardware refresh.", "positive_items": ["B09DF2S1D2", "B01K1EJQ9U", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6aab1bd70e9751aefdf8ed43", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion setup for rehearsals and small performances, with additional toms on a stable stand, mallets for cymbal swells, and a convenient bag to keep my sticks organized.", "positive_items": ["B00ANRZ8LQ", "B0731YLWY8", "B002LJPL5W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ab4e610e72ba63ab5564989", "partition": "shared_train", "query": "I\u2019m setting up a backyard karaoke party and need a portable mixer for Bluetooth music and vocal input, a wired singing microphone, and sturdy elevated speaker supports with tidy cable management.", "positive_items": ["B00LLEGZ76", "B003GEBGA0", "B0C4YN3MMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6abf6834bab3720c78c8c48b", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with smooth, warm-toned strings, then connecting it to a stereo setup for practice while using a secure capo for alternate chord arrangements.", "positive_items": ["B01C5TBVH4", "B07N563T4R", "B01DN7OLJC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ac79ce30dc5827c368ea029", "partition": "shared_train", "query": "I\u2019m setting up my first drum kit and need versatile cymbal sounds for crisp hi-hat patterns and ride playing, plus a securely mounted place to keep spare sticks within easy reach.", "positive_items": ["B09X6H5DX6", "B0B83ZR5HZ", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6acc0059096fbb0a452f1a0c", "partition": "shared_train", "query": "I\u2019m setting up an electric-guitar practice rig for home and small gigs, with a compact amp, fresh heavier-gauge strings, comfortable adjustable support that locks securely in place, and durable medium picks.", "positive_items": ["B0BT8FDL8B", "B09V91H5XM", "B00H35YIJE", "B0064BCRQE", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ad0aacfd6de907e4a9f9e14", "partition": "shared_train", "query": "I\u2019m setting up a guitar practice and performance area where I can safely organize several instruments on the wall, keep one ready on a portable stand, and have dependable picks for playing.", "positive_items": ["B07R3S93K8", "B00CGFRJ2Y", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ad13ed320aa01edc9676a75", "partition": "shared_train", "query": "I\u2019m putting together a small live drum performance setup and need reliable microphones for the full kit, a compact boom mount for cymbal placement, and a powerful speaker for clear room-filling sound.", "positive_items": ["B003ULV7IA", "B0002F71QY", "B01N2OF2RT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ad4bb38f106dd082c8b0cf0", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style electric guitar with a vintage floral makeover, colorful control upgrades, a replacement pickup-selector tip, and heavier-gauge strings for a fresh, distinctive playing setup.", "positive_items": ["B086H9WWV4", "B01KNXEOWS", "B07NW9YB1H", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ae5ac8316cd8fb3106946b2", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic guitar performance rig with quick strap release and picks, flexible passive signal mixing, a stand-mounted setup for up to four microphones, and a secure way to attach a personal mixer to the stand.", "positive_items": ["B07XP6MHQT", "B008OHYR3W", "B000RJ6M4W", "B09ZSQN2G8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6aefbed558d24b0663aa0c0e", "partition": "shared_train", "query": "I\u2019m refreshing my PRS electric guitar with replacement control-switch and pickup hardware, and I\u2019d also like a multipack of comfortable picks for playing. Please help me find compatible options in coordinating colors.", "positive_items": ["B0184BO232", "B0184BO0Z2", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6af1e7faa035cc0b26f8d8fd", "partition": "shared_train", "query": "I\u2019m starting to learn electric guitar and need a complete setup for practicing and playing rock, including a six-string instrument, durable replacement strings, and picks with different gauges so I can find my preferred feel.", "positive_items": ["B07T3Y7JF5", "B07Q9JB3CF", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6af43aa4236884790fec5eb5", "partition": "shared_train", "query": "I\u2019m setting up a versatile home guitar rehearsal station and need to connect an electric guitar to my amp, switch keys quickly on an acoustic, protect several guitars between sessions, handle electric-string replacements, and keep plenty of picks available.", "positive_items": ["B09M7P8SBH", "B08JMQR2JK", "B0BG95DG2H", "B06XB3FQKB", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6af72081bf8365a3b2784880", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal recording and streaming station where I can connect a microphone, route laptop stereo audio into a mixer, and use USB, Bluetooth, and effects for playback and live mixing.", "positive_items": ["B07N5J3GTB", "B076JSWF4W", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6afa1bff1df2324ed0fd874e", "partition": "shared_train", "query": "I\u2019m setting up a compact tabletop DJ and webcast station with a stand for my mixer or laptop, a flexible XLR talkback microphone, and a cable for routing a stereo mini output into a mixer input.", "positive_items": ["B00WRJM5NC", "B01DN7OC00", "B0075DS728"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6afdd9162d845010c24e88ab", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup and need a secure stand for an unusually shaped instrument, heavier-gauge strings for a firmer feel, and durable picks for versatile practice and playing.", "positive_items": ["B00724ZD40", "B0BSGM6CQ9", "B09SNBQCM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b198e1617a2e3ead4fd40d0", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and need a prewired electronics upgrade, fresh light-gauge strings, and a plush-lined hard case for safe storage and transport.", "positive_items": ["B003NUYPPA", "B09M7P8SBH", "B000P5PKT6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b2a670ac9eb36f8595c8c3f", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor karaoke and DJ performance and need a handheld-mic windscreen, loud PA sound, stable elevated speaker support, plus a tripod display stand with microphone holders and an overhead mounting bar.", "positive_items": ["B0024L4H0C", "B091MZPYBQ", "B001Q3KT5Q", "B079Z72D57", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b2de2c3ae06625dd061b656", "partition": "shared_train", "query": "I\u2019m setting up a compact, quiet electronic percussion rig for home practice and small gigs, with responsive remote hi-hat control, an integrated kick trigger, convenient stick access, and protective transport for my sampling pad.", "positive_items": ["B01MTRUUFC", "B0884XC78Y", "B0002F503K", "B07NDLJJSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b37537ad6069359351646d4", "partition": "shared_train", "query": "I\u2019m refreshing and fine-tuning my guitar for regular playing, with tools to adjust the setup, a way to measure string action, a decorative 12th-fret touch, and convenient storage plus varied picks for testing.", "positive_items": ["B07G7J9NZL", "B01K1S6S9W", "B0BXT6TM6N", "B01K1EJQ9U", "B0BMYY94N3", "B09QQK2SGT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b3ffbd1eb898e388cd28506", "partition": "shared_train", "query": "I\u2019m refurbishing my Floyd Rose-equipped electric guitar and want to improve sustain, refresh the humbucker mounting hardware, replace worn tremolo and locking-nut screws, and accurately set the bridge intonation during the setup.", "positive_items": ["B00MBLZH5O", "B08L41Z9LS", "B078PG7NBY", "B07L9GQMLZ", "B07S3F58XL", "B07BTBNLQH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b4fa5829bb3d72cc5509021", "partition": "shared_train", "query": "I\u2019m restoring and setting up a classic electric guitar for regular playing, and need a secure, period-appropriate way to attach a shoulder strap along with an all-in-one tool for removing, winding, stretching, and trimming strings.", "positive_items": ["B0B8Z5LTZ2", "B074WXM13T", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b50a878a7de3ba239486fcb", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar for regular practice and lessons, with comfortable light-tension nylon strings, an easy protective way to change keys, and plenty of reliable picks.", "positive_items": ["B00DQ39ZD6", "B0BPKH4HB2", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b5d525711fea25a8f3d4afa", "partition": "shared_train", "query": "I\u2019m setting up a home podcast where I\u2019ll interview musicians and record clear vocals, guitar demonstrations, and quick key changes, so I need a tidy desk-mounted mic setup with reliable XLR connectivity and enough inputs.", "positive_items": ["B072PQT2DM", "B09BZZCGC8", "B0CDXH6F3L", "B07CYRYQ8G", "B086J8YDK3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b63c8d8ddc4f76602e07ebb", "partition": "shared_train", "query": "I\u2019m doing a complete guitar setup and need to change the strings, tune them precisely, adjust the neck relief, and handle small hardware screws safely.", "positive_items": ["B07M6B3RDW", "B0BXT5BCWN", "B0B8YWPB3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b74de20b58f9d175beee252", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for regular practice and small performances, so I need a fresh set of warm-sounding strings, a secure comfortable way to carry it, and versatile picks kept organized.", "positive_items": ["B01H31ITWE", "B0BFKQ9QXD", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b7be7b11c2c353f1a5febac", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar rig and need to replace the rear tremolo cover, restore the amp and case surfaces, and tidy my pedalboard connections with a short low-profile lead.", "positive_items": ["B0B3VR19HS", "B0C6J149WZ", "B0B28ZK2NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b7f03118f41d44a35e430ec", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for home recording: I need a compatible tremolo bridge upgrade, heavier-gauge strings and quick restringing help, plus a capo, practice amp, and studio microphone to shape tones and capture a clean demo.", "positive_items": ["B0B3VQQ6XY", "B00KIZROW4", "B00EM5UOE6", "B072JVYTHS", "B0BSGM6CQ9", "B016YKWKL6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b879a376e338372f50ef3aa", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice corner and need an easy way to keep my instrument securely within reach, tune it accurately, and make replacement picks whenever I run out.", "positive_items": ["B018FCZKR2", "B0BHSG5C3G", "B07D1WM2G6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b987586712a70679c2b258e", "partition": "shared_train", "query": "I\u2019m setting up a compact vocal recording and rehearsal rig with a broadcast-quality mic, clean preamp processing, XLR connectivity, and raised monitor speakers for accurate playback.", "positive_items": ["B00GJ3PCM8", "B076X9C7H1", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b995ce5aeae927d08a713ab", "partition": "shared_train", "query": "I'm setting up a small home recording rig to track vocals and electric guitar, with flexible XLR routing, a reliable microphone connection, and precise, non-slip picks for recording guitar parts.", "positive_items": ["B0002IAJ5Q", "B09RTZ26KV", "B072PQT2DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6b9d4f1cdd17416ee6915444", "partition": "shared_train", "query": "I\u2019m restoring my drum kit for rehearsals: I need fresh coated heads for the tom and bass, more responsive snare wiring, plus a realistic tabletop practice setup and sticks that provide extra reach and power.", "positive_items": ["B076CBMTF5", "B0753PSL2D", "B0B962GTW6", "B07NDH59D8", "B0BKZ61YJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bb155ac9390faa1fb894ac3", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small live guitar-and-vocal performance, with reliable connections to a PA, elevated sound support, safe places for several guitars, and a foldable stand for lyrics or sheet music.", "positive_items": ["B08JMQR2JK", "B097QBJFYF", "B0002GXQ2Q", "B092LF6RLS", "B0B6P55RBN", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bb25fcf115d91eb2306a6b1", "partition": "shared_train", "query": "I\u2019m setting up a small live worship and speaking event and need discreet hands-free vocal pickup, several rugged microphones for singers, personal in-ear monitoring, and a stable adjustable stand for announcements or podium use.", "positive_items": ["B07C91W874", "B0916MP75Y", "B0032ZH1WU", "B07XW3F5H5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bc82131eee3e836a893f842", "partition": "shared_train", "query": "I\u2019m setting up and maintaining a guitar pedalboard, so I need reliable isolated power, highly visible accurate tuning, and safe conditioning for the instrument\u2019s wooden fretboard.", "positive_items": ["B073XXLVWT", "B015XDJB9E", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bca2a4ac969f09f5b3fc1bd", "partition": "shared_train", "query": "I\u2019m setting up a home voiceover recording station and need a high-quality condenser microphone, a compatible shock mount to reduce handling noise, and a USB audio interface with clean preamps for recording into my computer.", "positive_items": ["B00AKGAH4S", "B07ZLL3JPB", "B00UALWPCA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bdc0504fd31bd52d852245b", "partition": "shared_train", "query": "I\u2019m starting electric guitar and need a beginner-friendly instrument, an adjustable comfortable way to play standing, a reliable clip-on tuner, and secure space-saving storage between practice sessions.", "positive_items": ["B07D4QCBX4", "B002NPCISC", "B0BHSG5C3G", "B07226MCY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6be6119f3052805483f738d1", "partition": "shared_train", "query": "I\u2019m setting up a small live music rehearsal space with microphones, mixed audio connections, and powered speakers. I need an easy way to swap microphones, split a microphone signal, connect different-sized audio jacks, and extend locking speaker runs across the room.", "positive_items": ["B07TD9NX9F", "B093T1NNDR", "B01H8E58SY", "B004C4UQZE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6be95fc8fb046f8d7d1fa356", "partition": "shared_train", "query": "I\u2019m building a compact setup for producing and performing electronic music on the go, with hands-on sampling, two-deck mixing, and responsive pads for triggering loops, cues, and effects.", "positive_items": ["B00NOI49AW", "B07CQRHDG2", "B09NN5M6YM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bebb9104021cb5f28bd73a5", "partition": "shared_train", "query": "I\u2019m preparing a small bluegrass showcase with acoustic guitar, mandolin, and alto sax, and need fresh playing supplies, dependable instrument pickup connections, a dynamic mic, and a compact amplified setup for the performers.", "positive_items": ["B01IFIEHPM", "B0CB98SMQR", "B0027V760M", "B09TRX519R", "B00T3G1164", "B0853X3VDC", "B0B69VXJ6G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bef6d8e9e4dc02622425d83", "partition": "shared_train", "query": "I\u2019m rebuilding a Tele-style electric guitar and need a finished alder body with vintage bridge routing, a traditional two-pickup setup, and upgraded high-output Tele pickups with compatible modern wiring.", "positive_items": ["B00DUIWSRM", "B013MN8CKG", "B09WD4MSKV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bf5d1edbea7b1ad6ad57bb0", "partition": "shared_train", "query": "I\u2019m setting up a portable audio station for a small panel event and need long, reliable microphone connections, a way to mount and position a mic, interchangeable wind protection, and a tray to organize the rack equipment.", "positive_items": ["B0C5LYJXLR", "B00NPAMDQ6", "B00F9V6K86", "B06Y6BCX7B", "B019Q6I6FO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bf83df44d9d5dfe3d352196", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular home practice and small jam sessions, and need a safe stand, a way to connect it to an amp, finish cleaning, and tools to check and adjust the string action.", "positive_items": ["B07WW5PKCP", "B08BNMXRT6", "B081T5GXGT", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bfb0d8d5d691d332c01532f", "partition": "shared_train", "query": "I\u2019m building a versatile percussion setup for rehearsals and live performances, with precise drum tuning, mounted Latin-style accents, and shaker sounds ranging from soft background texture to loud rhythmic emphasis.", "positive_items": ["B09RBFKS1X", "B0BRQ9TQSV", "B0002F7KAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6bfd6c1e0bdc4a695e4cab7e", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic-electric ensemble rehearsal and home recording session. I need replacement strings for a nine-string electric guitar and a classical nylon-string guitar, plus several dynamic microphones to capture vocals and instruments clearly.", "positive_items": ["B07C91JT14", "B0B7C52N2F", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c04c8fb0674eb00d3154050", "partition": "shared_train", "query": "I\u2019m setting up a small home electric-guitar practice space and need reliable tuning, a way to connect the instrument to an amp, flexible tone and volume control, and basic acoustic treatment.", "positive_items": ["B00UMH4OSK", "B015HG7HMA", "B0BT862N4P", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c066548a8c2d820b606ab35", "partition": "shared_train", "query": "I\u2019m setting up a quiet guitar practice and recording session where I can connect my instrument, change keys quickly while playing, and monitor the sound clearly without disturbing anyone.", "positive_items": ["B07FC44S41", "B0C4SP3PH1", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c09ff77635c82f39dd60568", "partition": "shared_train", "query": "I\u2019m setting up a home recording rig for my left-handed Stratocaster, with pedalboard connections, tremolo hardware, balanced audio hookup, stereo XLR-to-RCA routing, and hands-free transport control for tracking demos on a multitrack recorder.", "positive_items": ["B003BG6J0K", "B0894RHK93", "B0BR2G8WYG", "B01DK40R3M", "B07N5NPKRW", "B01M5CXH65", "B00GGN4NXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c0adcd3b1c52e259066de78", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording space to capture a song with a ribbon microphone, safely connect it to my interface without phantom power, and accurately monitor the recordings while mixing.", "positive_items": ["B004ZGQKGI", "B09Y1X5BSC", "B01HYH0AZQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c0b727656f68eacfb5c2775", "partition": "shared_train", "query": "I\u2019m setting up a portable home practice station for learning piano and need a foldable 88-key keyboard with wireless connectivity, plus a stable adjustable stand and a comfortable height-adjustable bench for seated playing.", "positive_items": ["B094JWTHWK", "B0BTG415Y4", "B0C61YFX2P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c0cdf3b3d3e3f7d651c95de", "partition": "shared_train", "query": "I\u2019m setting up a compact blues-guitar practice corner at home and need a small-body steel-string acoustic with vintage character, a way to clean and preserve its strings without special solution, and a secure wall-mounted hanger that won\u2019t damage the finish.", "positive_items": ["B07CTD883P", "B001FSZR4U", "B00PBX2GPI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c1026d5d9a1289e7873004d", "partition": "shared_train", "query": "I\u2019m setting up a small live karaoke and guitar party and need reliable connections for an electric guitar, two handheld singers, and a PA, plus durable picks for playing throughout the event.", "positive_items": ["B09SNBQCM8", "B00TOKTBL6", "B01DPCONFM", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c1411f145dc19dcce9b6e4d", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record vocals and acoustic instruments into my computer, with clean condenser-mic capture, reliable XLR connectivity, and room to add more instruments later.", "positive_items": ["B00P0HKW7E", "B0725FV21W", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c1567b65f22be730de8db08", "partition": "shared_train", "query": "I\u2019m building and setting up a bolt-on electric guitar neck, and need to route an accurately aligned neck pocket, install an adjustable truss rod in a shallow channel, and check the neck\u2019s straightness for proper fret leveling and playability.", "positive_items": ["B077K7DJQ9", "B07CXK6MDQ", "B07HPBKXLC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c1ac47ab39a4656e14dba74", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for a violin, keyboard, and vocals, and need reliable bow grip, hands-free sustain, and a wired microphone connection to my recording gear.", "positive_items": ["B09JWL3BF9", "B0BT9R8MMV", "B003GEKXZY", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c1ae38ffdd62b04443d9a58", "partition": "shared_train", "query": "I\u2019m setting up a small folk-country jam and need reliable connections for my guitar and harmonica playing, plus balanced cables to run vocals or instruments through a PA system.", "positive_items": ["B06X9KG3HW", "B01BU6B4Q6", "B007IE5EPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c2957773d363bd5ef43dc18", "partition": "shared_train", "query": "I'm putting together a playful acoustic jam for friends and need an easy way to change string keys, add crisp hand percussion, and create a fun frog-like rhythmic sound.", "positive_items": ["B00NP8GYVS", "B00N4ZHQ14", "B08ZR11B3B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c2d19eabc9d2c3dd25787b2", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic-instrument recording rig and need a secure adjustable side mount, a noise-reducing dynamic microphone for clear instrument pickup, and several color-coded balanced cables to connect everything cleanly to my mixer.", "positive_items": ["B0002E5518", "B000CZ0R3S", "B0C38LLMXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c3ce44ea70b6b63f1a35ff6", "partition": "shared_train", "query": "I\u2019m putting together a practical electric guitar setup for home practice and occasional transport, with reliable tuning, amplified sound and effects, easy string and fingerboard care, protected storage, and a convenient way to keep picks nearby.", "positive_items": ["B00EM5UOE6", "B097Q9W8MW", "B09YDBKT7M", "B01K1EJQ9U", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c4c725280e077365122742e", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly bass setup for practicing and jamming: a comfortable short-scale electric bass, portable amp, reliable long cable, supportive adjustable strap, and a convenient way to keep standard picks within reach.", "positive_items": ["B01K1EJQ9U", "B01DPCONFM", "B0BT855NFQ", "B00HZH4D04", "B07D4SR8GZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c4e192a1b31b9aaec4302af", "partition": "shared_train", "query": "I\u2019m setting up a portable acoustic guitar rehearsal and recording station, with secure instrument support, flexible microphone placement on nearby surfaces, and convenient stand transport.", "positive_items": ["B0035FZMYG", "B0026RTFPQ", "B000EEHKVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c512049b94ee5fbadd35937", "partition": "shared_train", "query": "I\u2019m setting up a portable electric-guitar practice rig with hands-free support, a cable to connect my instrument, and a compact amp for shaping tones and playing at home or on the go.", "positive_items": ["B071L3JRYH", "B00VSYN25M", "B06Y2W66F5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c51f7763f3515847eb44cc0", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for gigs and rehearsals and need a secure way to mount an additional tom, protect it during transport, and add a fast, bright crash sound to the setup.", "positive_items": ["B003WE98M2", "B0B9QRN1FG", "B0002MSPBM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c5662d0f31aaf4db00cfafe", "partition": "shared_train", "query": "I\u2019m getting my acoustic and electric guitars ready for a rehearsal and need fresh strings for both six- and twelve-string acoustics, heavier electric setups, a reliable way to tune everything, restringing tools, and a short cable for linking pedals.", "positive_items": ["B0032UYJJI", "B0BT343VP1", "B00646MZHK", "B08R5GM6YB", "B0BTC9YJ2W", "B01448TORS", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c5fe4b83bc37aab8be5ac42", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic drum kit for quiet home practice and occasional performance, with noise control, refreshed tom and snare components, reliable pedal and hi-hat hardware, and an expressive effects cymbal.", "positive_items": ["B00UN8PAWW", "B0002F71NW", "B0B2T32W46", "B09T8HDBYK", "B0BL2W52CK", "B0002F4ML6", "B07V4GG652"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c67c576794358696b12e9a3", "partition": "shared_train", "query": "I\u2019m preparing for a casual acoustic jam where I\u2019ll switch between guitar and ukulele, so I need comfortable hands-free support for both instruments plus finger and thumb picks for clear fingerstyle playing.", "positive_items": ["B07QM2K1V7", "B09HC4FKJG", "B09STFCH3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c6a57103ed56363adda90ef", "partition": "shared_train", "query": "I\u2019m refreshing my rock drum kit and need durable tom heads, powerful sticks, and secure hardware for mounting an additional drum.", "positive_items": ["B0049Z716S", "B00J5CRY2G", "B09DJZJMVV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c72669a98dfa843ec747317", "partition": "shared_train", "query": "I\u2019m setting up an amplified electric guitar rig for rehearsals and recording, and need comfortable support for playing, a warm tube-style overdrive, plus close, isolated microphone capture of the guitar amp.", "positive_items": ["B0B2QG44CZ", "B0BX8GFGCZ", "B09VSJD5GP", "B07MQK9168"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c7bb6d3883e34f9a3cad30d", "partition": "shared_train", "query": "I\u2019m getting my bass ready for Motown-style practice and small gigs, needing a smooth, deep tone, reliable portable amplification, and safe transport between rehearsals.", "positive_items": ["B0BT855NFQ", "B00E5IF2II", "B00B5LEWAW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c82ff22a65db279d7203d33", "partition": "shared_train", "query": "I\u2019m preparing to play guitar at an outdoor party and need a beginner-friendly electric setup with portable amplified sound and a secure hands-free strap for performing.", "positive_items": ["B0C4R6PM91", "B09BS25NJM", "B08TVWY2WY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c83c4b51737dba0e9793c4f", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small live performance and want compatible bridge and end pins, a quick-release strap setup with thumb picks, and a dynamic vocal microphone with a cable for singing through an amp.", "positive_items": ["B09DF2S1D2", "B003GEBGA0", "B07XP6MHQT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c85ecbf3ea37b632b5ee290", "partition": "shared_train", "query": "I\u2019m putting together a practical kit for rehearsing electric guitar: I need to tune accurately, connect to an amp, try different pick thicknesses, and keep the strings and instrument clean between sessions.", "positive_items": ["B07WHFKJZZ", "B001FSZR4U", "B09NWCD36N", "B01DPCONFM", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c8a4693ad283ee7d8445017", "partition": "shared_train", "query": "I\u2019m putting together a live guitar performance setup with organized storage for several guitars, hands-free control of MIDI gear from the floor, a long connection to my equipment, and a lightweight capo for quick, accurate key changes.", "positive_items": ["B071G734F5", "B002SPRDGO", "B07BSSS8VZ", "B093YML8MZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c8be19b0a36fd4b7d997c40", "partition": "shared_train", "query": "I\u2019m putting together a small amplified vocal-and-instrument performance setup and need clear dynamic sound capture, protection from breath and wind noise, plus hands-free control over the amp\u2019s vibrato and reverb effects.", "positive_items": ["B0C61XDHWW", "B000CZ0R3S", "B0C3LHXZ5F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c8cb8c125fa348528cf99f7", "partition": "shared_train", "query": "I want to start playing a portable right-handed four-string electric upright bass, with hands-free support and sturdy picks for a warm, rounded attack.", "positive_items": ["B074WG217C", "B07FYPBL6K", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c99481f83913f97200a24c8", "partition": "shared_train", "query": "I\u2019m setting up my acoustic and electric guitars for regular practice and small performances, with a secure strap connection, upgraded acoustic bridge hardware for better tone, and a sturdy stand that safely holds both instruments.", "positive_items": ["B09JMYM88H", "B07BVFTLFW", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c9bcfad333296ee801dc5af", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion setup for rehearsing Latin-inspired grooves and need a bright auxiliary accent, hands-free low-end control, and versatile sticks for softer textures.", "positive_items": ["B09447KJ4J", "B09LJ2796G", "B01LF4DBL4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c9c2b44b6f4a9d537fda46c", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular rehearsals and small gigs, with more stable tuning, durable heavier-gauge strings, a comfortable adjustable strap, and firm picks for confident playing.", "positive_items": ["B0C61ZTFW9", "B09G5MLJ79", "B00HU25WSQ", "B0BJF97MDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6c9f9ed25e393bcf2575bc66", "partition": "shared_train", "query": "I\u2019m restoring an older drum kit for rehearsals and gigs, with better bass-drum stability and tone, sharper snare response, expanded cymbal options, and dependable padded transport protection for the snare.", "positive_items": ["B001EPALCW", "B07LB8K8B5", "B01JGQBJGC", "B0002H05CE", "B0B962GTW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ca528c62cbf6926471f29b4", "partition": "shared_train", "query": "I\u2019m preparing for a small live gig where I\u2019ll play electric guitar and saxophone, sing, replace my guitar strings, connect both the microphone and guitar to the sound system, and stay comfortable during the performance.", "positive_items": ["B000SLLQ7M", "B01BD7MZ06", "B00NPAMDQ6", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6caecf4f788f06e8046c6e2e", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and matching practice amp, upgrading its vintage single-coil sound, replacing worn panel connections, and re-covering the amplifier in Carolina blue for a cohesive custom look.", "positive_items": ["B09NXQ86L1", "B01N1RXZJN", "B071JK5CFX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cafdc36ac3bd8891eb40bfa", "partition": "shared_train", "query": "I\u2019m starting electric guitar lessons and need a complete beginner setup for playing comfortably, carrying the instrument securely, and storing it safely between practice sessions.", "positive_items": ["B00PZYEFS4", "B0C33K2S3F", "B09HC4FKJG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cbc88b1b5c2e171ce39ab1c", "partition": "shared_train", "query": "I\u2019m preparing my acoustic-electric guitar for small live performances and need to improve its unplugged projection and feedback control, refresh its bridge hardware, secure a strap, protect it during transport, and connect it reliably to a mixer and speakers with suitable cables.", "positive_items": ["B079Y9L1G1", "B01MSVSA4X", "B0B8LMGQVX", "B09DF2S1D2", "B06XB3FQKB", "B08T2GKXNG", "B009756KE4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cbe3721e28d745cd1422baf", "partition": "shared_train", "query": "I\u2019m preparing a 1/2-size classical guitar for lessons and performances and need an easy way to change and secure the strings, transpose cleanly while playing, and carry it safely with padded, scratch-resistant protection.", "positive_items": ["B08F2QZ9XX", "B0067HRBYS", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cc9134e1b859f46610745ac", "partition": "shared_train", "query": "I\u2019m producing a portable outdoor documentary and need reliable audio for interviews, focused sound from a boom or camera, and stereo ambient recording, including equipment that can handle damp, demanding field conditions.", "positive_items": ["B002CWP2NY", "B000I5W7K8", "B01BLE4SU6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cc994fb7cc0a1d6cb09a360", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster for heavier rock and metal, looking for high-output replacement pickups, a compact warm analog delay for solos, and a short, reliable cable to connect the guitar to my pedalboard.", "positive_items": ["B004DN5ZJQ", "B077GH8LF6", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ccf54cb867e1faa96303f7d", "partition": "shared_train", "query": "I\u2019m refurbishing a Les Paul-style electric guitar and need supplies to condition the fretboard, replace the control knobs and pickup mounting rings, secure the pickguard with matching hardware, measure and adjust the string action, then play-test the setup with a durable pick.", "positive_items": ["B0928HW2P4", "B07T41F22R", "B00PZ7VV56", "B00NARHNCS", "B0B49TFGKT", "B002AKTRYS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cd7e4abcc599e8cd9d4fb83", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need to reduce plosives, connect my microphone over a long balanced run, and isolate it from stand and floor vibrations.", "positive_items": ["B003DKRC2S", "B07PSWC1XY", "B0BLM3QHRL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cd8038edb4cf92f414af54a", "partition": "shared_train", "query": "I\u2019m preparing for a small live guitar performance and need an easy way to change keys on my acoustic, connect an electric instrument to the sound system, and carry two speaker stands safely.", "positive_items": ["B09JJ784V5", "B01DPCONFM", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cd8e8ef68769796bc8a2175", "partition": "shared_train", "query": "I\u2019m setting up my child\u2019s electric guitar practice rig and need comfortable support, reliable picks for playing, and a compatible one-button control to switch the Fender amp hands-free during rehearsals.", "positive_items": ["B001L8NGJ2", "B085JZSFVH", "B0064BCRQE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cdbd2128638213a5698b8f8", "partition": "shared_train", "query": "I\u2019m setting up a small spoken-word event with music, using stereo audio sources and microphones through a PA system, and I need flexible connections between XLR and quarter-inch inputs plus a stable elevated stand for a compact speaker.", "positive_items": ["B07N5LWMF1", "B08MXX1W35", "B0CBSQC51Y", "B08MXYXR1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cf06c935fe18e3e3798e5c4", "partition": "shared_train", "query": "I\u2019m preparing for small live guitar gigs and need a compact way to amplify vocals and instruments, tune quickly onstage, and keep guitar picks accessible without damaging the instrument.", "positive_items": ["B0BXT384GR", "B00IFOTSJW", "B071YMYXHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cf25392428d145e7a8a9b0a", "partition": "shared_train", "query": "I\u2019m putting together a mobile live-music setup that needs secure wheeled rack transport, clean organized power, mixer protection between gigs, and a long instrument connection for performances.", "positive_items": ["B00BQ91V48", "B00RVE9X06", "B08F9K24WG", "B0014598WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cf73d1cf8009bc22ee630dc", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, organized home practice station for guitar and keyboard, with accurate tuning, steady tempo, hands-free sheet music, sustain control, amplified guitar sound, convenient pick access, and an adjustable seat for longer sessions.", "positive_items": ["B01K1EJQ9U", "B0C9NGP88D", "B0047VIXBG", "B07MZYNZ1C", "B0BT9R8MMV", "B072362FJD", "B07BQRDVYJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6cfc8f7b85ff434b466281c8", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a small live performance and need an easy way to keep it in tune, strum comfortably, and amplify its natural sound through a PA or acoustic amp without unwanted hum.", "positive_items": ["B08ZYXT8W6", "B0BHSG5C3G", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d09cf2fbd30df5d2ff201fc", "partition": "shared_train", "query": "I\u2019m putting together a small live samba-fusion performance with guitar and cuica, and need to tune and safely secure the guitar while connecting microphones over long stage runs to equipment with different impedance inputs.", "positive_items": ["B0B3D1F1J3", "B0BLM1W9XH", "B00NPAMDQ6", "B01ID7LB6S", "B00H35YIJE", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d0cb21da79a82ac1a6c98c6", "partition": "shared_train", "query": "I\u2019m setting up a small Latin percussion recording session at home and need complementary drums, reliable connections for microphones, and a simple way to route the performance into my computer for monitoring and playback.", "positive_items": ["B07KGF3MHC", "B016NUOKVK", "B0033PQVO8", "B09V2V5HTP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d130cf70c33e1387217e363", "partition": "shared_train", "query": "I\u2019m building a compact home guitar rig for heavy metal and need short patch connections, massive high-gain distortion, and clean control over hum and unwanted noise.", "positive_items": ["B01C2M9J3C", "B0919825Z2", "B0002D087A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d16783948304e511c221a84", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly electric guitar setup for practicing blues and rock, with compact versatile amplification, warm glass-slide tones, and a comfortable adjustable strap for playing standing up.", "positive_items": ["B00EM5UOE6", "B07X2LN3FV", "B0B96H6DMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d19fc59c920610339359788", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup for regular strumming and small performances, and need long-lasting replacement strings, plenty of picks for playing, plus a compact way to keep the guitar safely supported on tables or amps when a stand isn\u2019t practical.", "positive_items": ["B09RJZSQML", "B09BF8XDF4", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d237f02f717726d1e189af8", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice and recording corner for guitar and alto sax, with safe instrument storage, reliable reeds, and accurate headphone monitoring.", "positive_items": ["B09CM3BCC8", "B09B45DLQG", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d24045e68c82c5597fd00ea", "partition": "shared_train", "query": "I\u2019m giving my electric guitar a small stage-ready makeover: I want to cover a few cosmetic blemishes, improve visibility around the rhythm/treble control, and use glow-in-the-dark picks that are easy to find while playing.", "positive_items": ["B00HY64WLQ", "B0BMYXJNXM", "B0BKZ2W9PQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d24733843ab1225e880e324", "partition": "shared_train", "query": "I want to build a beginner-friendly home music practice setup for learning keyboard and playing a 12-string acoustic, with fresh strings, reliable tuning, and secure instrument storage.", "positive_items": ["B0BTC9YJ2W", "B08JMQR2JK", "B0BHSG5C3G", "B0BZK3X11C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d26276a42c9ad5007ed0e0e", "partition": "shared_train", "query": "I\u2019m refreshing and customizing my guitar at home: I need something to clean and restore the fretboard, removable fret markers to change its look, and a way to make picks from spare material for playing and backups.", "positive_items": ["B072DXPHC3", "B08BNN8VDT", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d329a3643f813102a8886ba", "partition": "shared_train", "query": "I\u2019m setting up a home steel-string guitar practice corner and need secure wall storage for my instruments, along with an easy way to change keys and maintain controlled, comfortable picking.", "positive_items": ["B0BKKRKM2Q", "B09S2VB3KW", "B00LTDOL02"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d39341b7fd64b3cf9ea620d", "partition": "shared_train", "query": "I\u2019m setting up a portable interview recording station for community events, with a stable adjustable microphone setup, protection from outdoor wind and moisture, and a visible branded station marker for filmed interviews.", "positive_items": ["B010LVWZCS", "B091MZPYBQ", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d543dd8821f1ee0e72b119e", "partition": "shared_train", "query": "I\u2019m setting up a live acoustic performance and need tone shaping for a pickup, isolated direct output, a long balanced XLR connection, a boom mic stand, a safe place to hang my violin and bow, and a dual wireless-battery charging dock; I\u2019ll source its power supply separately.", "positive_items": ["B000EENO2S", "B0002ORP8O", "B001E95KEC", "B0BLM46CDC", "B00KWIO31C", "B071V3MY58"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d5d24cbedf9c12a933ad4e4", "partition": "shared_train", "query": "I\u2019m creating a compact nature-themed acoustic performance for a small outdoor gathering, with a portable drone instrument, realistic nighttime insect ambience, and hands-free rhythmic accompaniment while I play.", "positive_items": ["B074B4B9VX", "B0CCK4YYNM", "B01MA1PDIJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d5f1bde0e55e43a4b55f6ef", "partition": "shared_train", "query": "I\u2019m setting up a compact home music performance station for guitar, vocals, and computer-based effects, with reliable audio connections, hands-free keyboard control, a safe way to store the guitar, and basic protection from wind and microphone moisture.", "positive_items": ["B01DN7OLJC", "B01DE4DVO0", "B0B95V41NR", "B091MZPYBQ", "B0BT9R8MMV", "B07PPHHG34", "B002YNK6PK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d5f868703cd9cc2ef899731", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and want to replace the strings, check and fine-tune the action precisely, then play comfortably with adjustable shoulder support and convenient pick storage.", "positive_items": ["B078JGMF6M", "B00KIZROW4", "B09V4JQTN4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d619d20b1b20c6a6a23b18f", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice corner and need a compact amp for playing along quietly, accurate tuning help, and an easy way to keep spare picks within reach.", "positive_items": ["B0BT862N4P", "B01K1EJQ9U", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d698fba665900e381e4bf4f", "partition": "shared_train", "query": "I\u2019m setting up an electric-guitar rig for home practice and want precise articulation, convenient tuning and reverb, plus a versatile octave-fuzz sound for experimenting.", "positive_items": ["B00UQP0EOQ", "B007T8OGLK", "B09R2TMLJR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d70b38ca8f87a18d412dc59", "partition": "shared_train", "query": "I want to refresh my acoustic guitar for regular rehearsals with smooth, long-lasting strings, easier restringing, quick key changes, and convenient access to picks without marking the finish.", "positive_items": ["B0BXT384GR", "B00H4PEMM6", "B08R5GM6YB", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d7253aedad01fc6b09ee9d6", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic-and-keyboard jam session and need to refresh my 12-string guitar, keep several guitars safely accessible, have comfortable picks for playing, and add piano-style sustain to my keyboard.", "positive_items": ["B00CGFRJ2Y", "B0BTC9YJ2W", "B08JMQR2JK", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d7e3e8359bdfb5b4c0b5e1c", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need flexible microphone positioning, long balanced connections to the audio system, and a clip-on tuner so I can keep the guitar in tune during setup and rehearsal.", "positive_items": ["B092LF6RLS", "B06Y6BCX7B", "B00NPAMDQ6", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d7f4f3b9160c3f2240a20dc", "partition": "shared_train", "query": "I\u2019m putting together a home acoustic-guitar demo setup and need fresh bright-sounding strings, a sensitive microphone for vocals and guitar, plus an audio interface and speakers for recording and checking the mix.", "positive_items": ["B083KRNVY7", "B09SH9C3S1", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d893ef8a5bf8aea80bb37de", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic guitar setup with hands-free playing, a vocal microphone run to a mixer from across the room, and reliable power for several guitar effects pedals without modifying the instrument.", "positive_items": ["B0B96SY1ZK", "B0BGJ1Z4F7", "B0BRPW35LN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d932b56a1f763673e485e09", "partition": "shared_train", "query": "I\u2019m putting together a left-handed heavy-music rehearsal setup and need a six-string bass, durable picks for playing, and a reliable double-kick pedal with a protective bass-drum patch for the drum kit.", "positive_items": ["B00JL5HQXE", "B01DPJVHZE", "B003XJLLCQ", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6d94e085b53d26f7dc7e12b8", "partition": "shared_train", "query": "I\u2019m restoring and customizing my electric guitar, checking its neck and string action, adding removable decorative inlays, replacing assorted hardware, and mounting it securely for an organized wall display.", "positive_items": ["B00LTDOIXW", "B07VMXTRQ7", "B01M0A7HM4", "B09VDDS7QQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6dab18a252ebc6cd13e07c7e", "partition": "shared_train", "query": "I\u2019m setting up a compact desktop vocal recording station and need a handheld microphone, an adjustable tabletop holder, and a way to connect my laptop\u2019s stereo output to separate left and right quarter-inch audio inputs.", "positive_items": ["B088GF12PC", "B01H0PACWI", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6dbdd4d58dcf180c745ff801", "partition": "shared_train", "query": "I want to restore my six-string acoustic guitar by removing worn frets cleanly, reshaping and beveling the fret ends, then replacing the nut and saddle with brass parts for a refreshed setup.", "positive_items": ["B07871TBJJ", "B0B6HRNZL8", "B096X3CM3N", "B00BLQ0D2C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6dbdd7a921d638910922510a", "partition": "shared_train", "query": "I'm setting up a small live rock performance and need to upgrade the drum kit's attack, add an expressive effects cymbal, safely hold several guitars between songs, and connect an electric instrument to the amplifier.", "positive_items": ["B0002F4ML6", "B08JMQR2JK", "B01DPCONFM", "B0BKZ1KXLM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6dc3181b99a7ff64c6e0b8fc", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and gigs, with dependable playing accessories, secure strap attachment, and a sturdy padded case for safe transport.", "positive_items": ["B079TLFL33", "B097Q9W8MW", "B0B81FHKRG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6dcf0016cbed5bc7d41b9318", "partition": "shared_train", "query": "I\u2019m getting my guitar and bass ready for a live rehearsal and want reliable replacement strings for each, a way to keep my strap securely attached, and a pedal tuner that works for both instruments.", "positive_items": ["B096K2LZKH", "B09G5VVK1R", "B075MPFFRV", "B0002H0S62"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6dcf6a7adf6112435f7cf5a8", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to rewire its volume and tone controls, replace the noisy output connection, refresh the control hardware, and restring it for a clean, reliable setup.", "positive_items": ["B0BG52H6F2", "B08CB2HQKZ", "B09MQGL896", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6de8796c66bb2fbd1445dbc4", "partition": "shared_train", "query": "I\u2019m setting up a home livestreaming and podcast station and need a professional vocal microphone, reliable balanced connections, and an intuitive mixer for managing multiple audio sources, voice effects, sound samples, and real-time broadcast control.", "positive_items": ["B0B89ZSYS7", "B07JKNG4NV", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6df2b075d7b52e16ecb62e68", "partition": "shared_train", "query": "I\u2019m setting up a hybrid drum kit for rehearsals and small gigs, and need versatile wood-tip sticks, brushes for softer textures, and a way to securely mount an electronic percussion module to my existing hardware.", "positive_items": ["B09Q3ZMMYS", "B09TLRF785", "B01LF4DFHE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e1ea9d9505cd767855206a2", "partition": "shared_train", "query": "I\u2019m setting up a simple home studio to record clear vocals and acoustic instruments on my computer, with protection from harsh plosive sounds, reliable computer connectivity, and headphones for monitoring and mixing.", "positive_items": ["B000R4LQ4S", "B075KXPBJ4", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e1ec484d0ee2f3a6e03759a", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small jams, with long-lasting strings, a precise capo for quick key changes, and flexible, durable picks for strumming.", "positive_items": ["B01MRJUB7Z", "B09BF8XDF4", "B09QQK2SGT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e2d27cad94f38e19d9750e8", "partition": "shared_train", "query": "I\u2019m setting up a compact home violin practice and recording corner where I can keep my instrument and bow safely displayed, maintain a responsive bow, and record performances with a height-adjustable microphone setup that reduces vocal plosives.", "positive_items": ["B06XDBGL88", "B002PAY3WY", "B07DLBJKMR", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e3b2131936e2a69174b75d5", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice setup with dependable rhythm accompaniment, comfortable closed-back monitoring for focused sessions, and secure hardware for my thick guitar strap.", "positive_items": ["B07YM5ZHS9", "B01M1I4MQ6", "B00F0GQ8QE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e3e4f7c42227f2e2a6ab76e", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with a smoother restringing setup, fresh light-gauge strings, care for its unfinished fretboard, and a reliable way to stretch the strings.", "positive_items": ["B09ZSZKBPT", "B00LMOYUE0", "B0866CYP7Z", "B0085545YO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e43fa2d590d98edb077b09b", "partition": "shared_train", "query": "I\u2019m putting together a simple drum-and-vocal setup for recording rehearsals, with hardware for the bass drum and hi-hat, rim-mounted microphone positioning for the kit, and a handheld vocal microphone that connects to my audio equipment.", "positive_items": ["B01KC85CO8", "B0BYXVCSGG", "B003HRA77O", "B081TYHXMH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e5377efaf5b5984ed7afc65", "partition": "shared_train", "query": "I\u2019m setting up a compact percussion rig for rehearsals and live gigs, with secure stick storage and an adjustable mount for adding a cowbell to my drum setup.", "positive_items": ["B0050MY0CM", "B000UJFU9W", "B000EK5OKW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e57c66656768e00399423d2", "partition": "shared_train", "query": "I\u2019m building a portable home rehearsal setup and need hands-free access to music software, quiet MIDI-capable electronic percussion, and stable, space-saving support for my guitars between sessions.", "positive_items": ["B09MMT45P1", "B0045XUU08", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e59ed37c93b26e21e6e6cc3", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for practicing and playing my V-shaped electric guitar: I need protection for transport, a dependable connection to my amplifier, and varied pick gauges to find my preferred feel.", "positive_items": ["B09NWCD36N", "B07N7ZKGDV", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e6238596569d0a47803b79b", "partition": "shared_train", "query": "I\u2019m putting together a portable setup to record myself singing and playing acoustic guitar, with an instrument connection to my audio gear and an easy way to change keys while practicing different songs.", "positive_items": ["B00N4ZHQ14", "B071DBSZGV", "B00RVE9X06", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e63c35ef7c41260ba73eed2", "partition": "shared_train", "query": "I\u2019m recording a Dobro-style slide guitar performance and need reliable microphone connectivity, a neck-clamping capo for alternate tuning, and a sturdy tone bar for smooth playing.", "positive_items": ["B07XX67W47", "B08D9WNM39", "B005OWIEFW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e6eab5df4a1c280eb4de686", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need to connect my stage lighting safely, trigger the fog effects wirelessly, and keep sheet music clearly illuminated for the performer.", "positive_items": ["B09ZSKPVVJ", "B0BR2HWY75", "B09G7GH2FH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e71859c17e03952ad628014", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for recording and practice: I need a replacement snare head, controlled bass-drum resonance, protection for a double-pedal impact area, and a stable clamp for an auxiliary pad or percussion piece.", "positive_items": ["B0BK6S8QDW", "B0BKZ6M28F", "B075MRMFM8", "B0B3STGGNN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e7eb15b65a468726cda911d", "partition": "shared_train", "query": "I want to upgrade my Telecaster with a hotter bridge tone and smoother string guidance, then set it up accurately and keep it reliably tuned for stage use.", "positive_items": ["B01J50ODYE", "B0B5BL69CV", "B07KDYH2DF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e7fd3befcff90f88834541a", "partition": "shared_train", "query": "I\u2019m putting together an easy electric guitar practice setup for home, with comfortable support while playing, picks kept within reach, reliable connection to an amp, and options for backing tracks or quiet headphone practice.", "positive_items": ["B0BT862N4P", "B01DE4DTAG", "B0B8LK7MTH", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6e9563f624271d342dc175c8", "partition": "shared_train", "query": "I\u2019m putting together a compact desk setup to record acoustic guitar and vocals, with stable adjustable microphone positioning and a comfortable supply of picks for playing.", "positive_items": ["B0002ZO3JM", "B0002GXPRM", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6eb1e7a1f7ae3dc719e4ae81", "partition": "shared_train", "query": "I'm refreshing my 12-string acoustic guitar for practice and small performances, and need warm, balanced strings, a reliable clip-on tuner for accurate setup, and comfortable picks for playing and keeping spares on hand.", "positive_items": ["B0BKZ3GCGR", "B00IFOTSJW", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6eb824b9190070aa506ea886", "partition": "shared_train", "query": "I\u2019m preparing to play my 12-string acoustic guitar and need an easy way to tune it, a capo that fits its wide neck, and reliable medium picks for strumming and picking.", "positive_items": ["B081592T7F", "B0BKKLR2Y8", "B09SNBQCM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6eb96d8621f8923359773764", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic blues jam and need to refresh my guitar, change keys easily, keep time, add tuning and playing essentials, and include portable melody and rhythm instruments for a few players.", "positive_items": ["B0B3V3T4L2", "B0BZJNPDJS", "B0189RISPY", "B076SJVPC8", "B01FVRL3C0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ec33ad64915a10972343c54", "partition": "shared_train", "query": "I want to record my upright bass at home and during small performances, capturing both pizzicato and arco directly into a portable recorder while keeping the instrument stable and having the right short XLR connections.", "positive_items": ["B075VHFRSD", "B01MROS266", "B000LQ187C", "B001DXESSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ed558dc4228ff5ba766aa41", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedal setup for rehearsals and small gigs, with a short reliable connection, controllable overdrive or distortion, and compression for smoother dynamics and longer sustain.", "positive_items": ["B0B95V41NR", "B0002CZVB4", "B0928H6VZX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6edc09c1f16063cc757a5ad8", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record acoustic guitar and clear spoken or sung vocals, with an adjustable desk-mounted microphone position and USB connection to my computer.", "positive_items": ["B0BYXQHW7Y", "B001EKECC2", "B07JNKY9T8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6edf392a9f91ada779ea06d1", "partition": "shared_train", "query": "I\u2019m setting up a versatile home practice and small performance rig where I can play an amplified acoustic guitar, switch to a full-size electric violin, rehearse quietly with headphones, and play along with backing tracks through a compact amp.", "positive_items": ["B0BT862N4P", "B00H8BRK0M", "B0189X4BYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ee3443ba2ba5cb6781eb947", "partition": "shared_train", "query": "I want to start playing acoustic-electric guitar and need a koa-top instrument, a strap for carrying it, and a clip-on tuner to keep it in tune.", "positive_items": ["B0718SMQXN", "B0B8LK7MTH", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6ee943af17e45250cb214203", "partition": "shared_train", "query": "I\u2019m preparing my soprano sax for rehearsals and need easy-playing reeds, comfortable weight support, and a practical way to manage moisture and keep the instrument clean.", "positive_items": ["B01J9COXBG", "B0002FP1DY", "B0B4S7C8Y4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6eff3a38cde9467a9485e167", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar recording station and need a USB audio interface for guitar and microphone inputs, versatile effects with amp modeling, looping and an expression pedal, plus a long cable to connect everything comfortably.", "positive_items": ["B077Z9HF27", "B07TDNWYSB", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f001cea9a69eb0295bc823a", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic guitar open mic and need an easy way to check tuning, change keys quickly without retuning, and have durable picks for consistent playing.", "positive_items": ["B07F5PX9Y3", "B0B8P1YW7L", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f04558598b46f100b4e4d38", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar rig for recording doubled Nashville-tuned parts and live sound changes, with reliable strings and picks, hands-free effects switching, and a stable stand for the guitar between takes.", "positive_items": ["B018FCZKR2", "B00HU260SW", "B0736HKSPD", "B07Y6TSTS2", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f0b5e5c82012be9095bfec0", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for casual performances and want an easy way to tune accurately, change keys with one hand, and keep spare picks within reach while playing.", "positive_items": ["B01K1EJQ9U", "B00IFOTSJW", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f103b7e5b8adc76638e6f4d", "partition": "shared_train", "query": "I\u2019m setting up a small recording session for layered acoustic and Nashville-tuned guitar parts with a punchy kick drum, and need suitable strings, a 20-inch resonant drumhead, balanced mic runs, and a long cable for connecting my guitar amp to its speaker.", "positive_items": ["B09HCVK9HL", "B0C5PRQ9K6", "B00ZV7T95E", "B0BPJ4Q6FJ", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f194a78d0c6f88f2350ce2b", "partition": "shared_train", "query": "I\u2019m setting up a simple home guitar practice station and need reliable playing essentials, a safe way to keep the instrument off the floor, and enough cable length to connect it to my amp.", "positive_items": ["B01DE4DPSC", "B00CIO6BEA", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f1a54d381b5755fd1b6c956", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for recording and want fresh medium-gauge nickel strings, a compressor and two-mode distortion for shaping tones, plus a compatible 9V adapter to power the pedals.", "positive_items": ["B0BGN6Y6ST", "B09QBMGLZ5", "B07BGVTNW3", "B0BLKPXG64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f229d846871f7dcbcf48d5f", "partition": "shared_train", "query": "I\u2019m restringing my electric, classical, acoustic, and 3/4-size bass instruments before a multi-instrument recording session, and need suitable replacement sets plus a medium-tension A string for the bass.", "positive_items": ["B0BKZ3CDH6", "B0002DXOYY", "B0064RTS0G", "B001677QO4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f29dd64c958fa95c5dc3dfb", "partition": "shared_train", "query": "I\u2019m giving my electric guitar a full refresh: install a bright, light-gauge setup, clean and restore the body and fretboard, stock up on comfortable picks, and mount it securely on the wall when the work is finished.", "positive_items": ["B09M7F7LFB", "B0BKZ3GCGR", "B07H3SDQM8", "B07J5FVQNT", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f3387934d001089eed2aa31", "partition": "shared_train", "query": "I\u2019m setting up a reliable alto saxophone practice routine and need supplies to keep the instrument clean and dry, protect and organize spare reeds, improve thumb comfort, and hold my sheet music at a convenient adjustable height.", "positive_items": ["B072MLFW5B", "B00S0ZNON2", "B00OQ1WFCA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f3846eaa6619440f87350cd", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and recording corner where I can connect my guitar to effects, experiment with different tones, record to my computer, and store the instrument safely on the wall.", "positive_items": ["B001U5PCFM", "B01DE4DTAG", "B00WJ3JUFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f39ddd5581333f80a62375b", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar for regular gigs and need compatible tuning hardware, fresh extra-light strings, and replacement buttons to keep the strap securely attached.", "positive_items": ["B000PR3JEM", "B00UB55TT6", "B073S9BHBV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f3a3a542b06ea5cb0124612", "partition": "shared_train", "query": "I\u2019m setting up a small studio session to record vocals, acoustic guitar, percussion, and occasional live takes, so I need a versatile microphone setup with detailed instrument capture, clear vocals, and reliable handling of louder sources.", "positive_items": ["B002E0P0WW", "B00CP4IJHU", "B00167QUWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f4a0316774d1de8cb3b6711", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic-guitar recording corner where I can restring my guitar for a rich tone, keep it safely mounted on the wall, and capture performances for videos or livestreams.", "positive_items": ["B09G9DVTD3", "B00LTDOL02", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f4b325def177a68cee4d18c", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for regular home practice and rehearsals, with a realistic surface for working on technique quietly, a full range of cymbal sounds, durable responsive tom heads, and balanced sticks for precise snare work.", "positive_items": ["B0BKZ61YJJ", "B07DJJZNVX", "B0BKZ1G3P3", "B09X6G4PPS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f4fbc29d11214011a7b60e3", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording space and need to connect several effects pedals neatly, keep my guitar safely off the floor, and reduce room reflections and echo for clearer playing and recording.", "positive_items": ["B07FLYFVNT", "B0B68J1QZF", "B08KRDKZ6K", "B01CFNML9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f5b511c230434186e66d32b", "partition": "shared_train", "query": "I\u2019m refreshing my home guitar setup and need suitable light-tension nylon strings for my classical guitar, medium coated bronze strings for my acoustic, plus replacement humidifier sponges to protect the instruments during dry weather.", "positive_items": ["B0BPKH4HB2", "B078KTV8L4", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f5e19973e47c99fd37d1499", "partition": "shared_train", "query": "I\u2019m setting up and fine-tuning my guitar, with safe fretwork polishing, longer balanced sustain, and highly accurate tuning plus metronome support for practice.", "positive_items": ["B07HP23S9V", "B004WQOFBI", "B072235GXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f699f102f9a0a6e418097ea", "partition": "shared_train", "query": "I\u2019m putting together a maintenance setup for my French horn and tenor saxophone before concert season, with safe internal cleaning for the horn and moisture control for the sax so both stay reliable and play consistently.", "positive_items": ["B0BMZ3PZ3G", "B0002I9PH4", "B07B4ZZVDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f6ddd91808fbbe0354aef41", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular gigs and need a protective way to carry it, an easy way to plug it into an amp, replacement humidifier sponges for dry conditions, and durable heavier picks for playing.", "positive_items": ["B074K56PFT", "B002C741B8", "B0BR2N43GC", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f6f26a6e53c8ac43f84c16c", "partition": "shared_train", "query": "I\u2019m setting up a portable 7-string electric guitar rig for smooth jazz and blues, with warm flatwound strings, reliable onstage tuning, and a compact organized pedal setup for gigs and rehearsals.", "positive_items": ["B07V46KRD8", "B01N15T22N", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-6f82f85efc288e53d72073c8", "partition": "shared_train", "query": "I\u2019m setting up a compact live keyboard rig and need hands-free note sustain, smooth foot-controlled expression, and a long reliable connection to place the controls comfortably on stage.", "positive_items": ["B00RVE9X06", "B00GG20DJ4", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f8a071a0ade2630b827a9dc", "partition": "shared_train", "query": "I\u2019m putting together a small livestream DJ and beat-making setup where I can play digital tracks from USB, trigger drum samples and loops, and blend everything with a microphone using vocal effects and separate level controls.", "positive_items": ["B07BQVWHV3", "B0BLJSQF7R", "B0052VYGS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-6f9d21ce44d34cf808f06d1b", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic blues performance with guitar and harmonica, and need a high-register harmonica, stable hands-free microphone positioning, and a discreet tuner that works accurately on my acoustic guitar.", "positive_items": ["B0C3LJM9F7", "B0C3R73Y2X", "B081592T7F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6f9d86b375c6cdcdcf31f5ea", "partition": "shared_train", "query": "I\u2019m setting up a small live-music PA and need dependable microphone connections, a long run to the mixer, ways to join mismatched XLR ends, and adapters for connecting XLR microphones to 1/4-inch inputs.", "positive_items": ["B015DBWTUY", "B01DK1ZGSQ", "B06X9KG3HW", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6fa2e878871050e31e2bdf64", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for upcoming gigs and need matched tom heads, secure wheeled transport for multiple drums, and convenient stick access while playing.", "positive_items": ["B074CM9YNY", "B0BKZ2BPGS", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6facea89ff9bef1ec21b09d8", "partition": "shared_train", "query": "I\u2019m setting up a comfortable beginner home piano station with a portable keyboard, adjustable support for playing seated or standing, and an easy way to learn the keys.", "positive_items": ["B06XF6NF5Y", "B0C5YS1Q4S", "B01B15JPCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6fb6270e5b96d7fda75b8e86", "partition": "shared_train", "query": "I\u2019m preparing for small live gigs and need a portable setup that can amplify vocals and an electric instrument, connect everything reliably, and roll the PA safely between venues.", "positive_items": ["B088DD5M4V", "B01DARQZIK", "B015WYRWYA", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6fbc9f4230859cc699f9b1ea", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar pedalboard for recording a rock and blues demo, with heavy distortion, warm overdrive, detailed EQ shaping, compression, quiet note-to-note operation, acoustic-style tones, and a broad range of additional modulation and ambience effects without changing guitars.", "positive_items": ["B011SQ5TNW", "B00DM4LT10", "B006MVECVE", "B004TGVRDA", "B00TLVVCGU", "B086QMZG22", "B086PLHS9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6fbe7aa55d88dfedb97cd27e", "partition": "shared_train", "query": "I\u2019m rebuilding an electric guitar and need compatible hardware to secure the neck, improve string alignment, and restore the output connection, along with replacement control and selector knobs and the necessary mounting screws.", "positive_items": ["B076GT5HFS", "B0006ZNAZ6", "B0BMPKQ64L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6fd73ef0f0d9fe994c8541d8", "partition": "shared_train", "query": "I\u2019m building a small home setup to produce podcast episodes with polished spoken vocals, occasional sung or instrumental segments, and simple backing tracks, needing broadcast-suitable and direct-to-computer microphones, hands-on dynamics control, and a compact keyboard for MIDI arranging.", "positive_items": ["B07JZQBNDG", "B076DNQXGJ", "B00X7DD6GW", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6fda24782aae77166b2e3bdd", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for home recording and need compression, reliable pedal-to-pedal connections, and a right-angle extension for routing cables neatly in tight spaces.", "positive_items": ["B08LNPXZ2Y", "B07ZW1GBVT", "B09PBL98Q4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6fed590b8dc6ae7e10f4448b", "partition": "shared_train", "query": "I\u2019m setting up a small live music recording rig and need reliable long microphone connections plus balanced TRS links between the mixer, instruments, and other audio equipment.", "positive_items": ["B01DE4DEGK", "B0BM71QK8M", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6fee412d32bedd5581d040dd", "partition": "shared_train", "query": "I\u2019m putting together a reliable, portable electric-guitar setup for rehearsals and small gigs, with a secure board for effects, fresh stable strings for my six-string guitar, and a long cable that reaches my amp comfortably.", "positive_items": ["B085J2ZW6L", "B01DE4DTAG", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-6feebafa6174d604bb700f78", "partition": "shared_train", "query": "I\u2019m building a compact DIY guitar effects setup and need the parts to assemble a compression pedal, add a clean boost, and wire reliable 1/4-inch connections into custom metal enclosures.", "positive_items": ["B07RYVTYY7", "B01J2RU83K", "B01CTVL0DI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-700b7adcbe6128a1a9774ba3", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for bluegrass practice: I need to replace worn bridge pins, tune accurately for bluegrass, work on thumb-picking technique, and build finger strength and calluses when I\u2019m away from the instrument.", "positive_items": ["B09LSK67XF", "B0731KPCCZ", "B0B8FSCM9L", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7010a6ee48e92bbfa1cbe592", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for rehearsals and recording, with reliable fast tuning, thick fuzz, versatile high-gain distortion, and swirling flange textures while keeping the setup travel-friendly.", "positive_items": ["B07CW2ZZPX", "B00CIHY4DC", "B00KATAS9O", "B015XDJB9E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7012e5dfc87fe0218f578c84", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster for regular playing and need fresh long-lasting strings, replacement control knobs, and one versatile tool for installing and adjusting the guitar hardware.", "positive_items": ["B07D321NCN", "B0BXT6TM6N", "B07DWY7R2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70224cac82c0e257b712bb12", "partition": "shared_train", "query": "I\u2019m setting up a home recording rig for my 7-string electric guitar and need fresh strings, a compressor, noise control, flexible EQ shaping, and a simple USB interface for recording.", "positive_items": ["B00DT59450", "B09G5XH5YD", "B006MVECVE", "B01E6T56CM", "B00L2QDKIU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7041fbbc0542745eda7d47d1", "partition": "shared_train", "query": "I\u2019m refreshing my five-string bass rig for live gigs and want a brighter, more expressive tone, with reliable connections from the bass into an analog chorus and compact pedalboard setup. Please suggest compatible strings and durable low-profile cabling for clean, quiet signal flow.", "positive_items": ["B0B7C2NM84", "B0C621L9FB", "B01DK40R3M", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-704a1a655af76c6e1cb698dd", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record bass and a seven-string electric guitar, with fresh strings, accurate powered monitors for mixing, and padded stands to keep the instruments safely accessible between takes.", "positive_items": ["B0787H2XHX", "B0009FUTIE", "B08JMQR2JK", "B0BZ1XQX97"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-705308c39a314203fafe4a01", "partition": "shared_train", "query": "I\u2019m setting up my tenor saxophone for regular practice and performances and need a responsive mouthpiece, well-matched reeds for a full projected sound, and a lint-free way to remove moisture after playing.", "positive_items": ["B00T3FS9GK", "B08138HWJG", "B0002E3LG4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70587e2daf6539aa89906699", "partition": "shared_train", "query": "I\u2019m building and finishing a DIY electric bass, then want to outfit it with durable strings, tune it accurately, keep the fretboard and hardware clean, and mount the completed instrument securely for storage.", "positive_items": ["B08TC3HNBJ", "B07B3V51DD", "B000EEJH9C", "B0BK9ZT28X", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7059ab939e390b485cc8cccb", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar corner where I can restring my instrument for a bright, articulate playing feel, add a removable mountain accent to cover a minor blemish, and safely display several guitars.", "positive_items": ["B08RYV2ZJP", "B00IPH8KPC", "B002SPRDGO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-706843f690b63a2cb9f3126c", "partition": "shared_train", "query": "I\u2019m preparing for a portable ensemble rehearsal and need stable sheet-music support, dependable violin bow response, and drumsticks with a consistent feel for practice.", "positive_items": ["B002EEP852", "B06XDBGL88", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70840914e3525cea63a87f21", "partition": "shared_train", "query": "I\u2019m setting up a versatile electric guitar practice rig and need reliable gear for changing to heavier strings, connecting my guitar across the room, and exploring rock, blues, and metal tones.", "positive_items": ["B00EM5UOE6", "B09G5QS1VD", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7088d69168d7b87c496d7cb6", "partition": "shared_train", "query": "I\u2019m putting together a compact, gig-ready guitar setup for rehearsals and small performances, with protected pedal transport, a secure place to rest my guitar between songs, and freedom to move without a cable tether.", "positive_items": ["B072275LG6", "B08BW2TBD7", "B000BWE4MC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-708ee3c67cb6917a607a245e", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording and livestreaming project, and need reliable ways to keep my instrument tuned, play comfortably and securely, and capture clear vocals and guitar audio directly on my computer.", "positive_items": ["B09R2XFGH4", "B08VF4K987", "B0179A4ILK", "B09G9DVTD3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70984c45ae9ea66f711de5ce", "partition": "shared_train", "query": "I\u2019m preparing my bass for regular rehearsals and gigs and need a protective way to carry it, fresh picks for playing, and a soft cloth to keep the instrument clean.", "positive_items": ["B00N5TH2H2", "B003DJIRZA", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70988cb887942c6b3ab610ad", "partition": "shared_train", "query": "I\u2019m organizing a beginner world-percussion workshop and need a loud textured shaker, bright jingling rhythm accompaniment, and a versatile beaded instrument for group practice and demonstrations.", "positive_items": ["B09MK6GSVH", "B002EJZHTO", "B002URT2BY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-709cedd91419f0b93a0897e8", "partition": "shared_train", "query": "I\u2019m setting up a small guitar performance rig and need reliable hands-free amp switching, a cable to connect my instrument, and durable medium-light picks for regular strumming and practice.", "positive_items": ["B0BS6ZMPM4", "B09RJZSQML", "B07Y6TSTS2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-709e03e6f2b17637415a32ea", "partition": "shared_train", "query": "I\u2019m preparing for a wireless rehearsal and need to refresh my long-scale basses, replace a worn low bass string, restring my seven-string electric guitar, and connect my instruments reliably to a belt-pack transmitter.", "positive_items": ["B07FNZCS14", "B09G5XH5YD", "B083R2QB96", "B00JFEK8RC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70bc27f6da5c749dfe91605e", "partition": "shared_train", "query": "I\u2019m setting up a home session to record guitar or bass performances, and need a secure strap connection, lush modulation for the tone, and enough inputs to capture the performance cleanly.", "positive_items": ["B07CYRYQ8G", "B00H35YIJE", "B0928FMP3T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70bf4d3df391c90795e6ce33", "partition": "shared_train", "query": "I\u2019m refreshing the strings on my 12-string acoustic guitar and need extra-light phosphor bronze strings, an all-in-one tool for removing bridge pins, cutting and winding strings, plus a reliable clip-on chromatic tuner for setup.", "positive_items": ["B08R5GM6YB", "B00646MZHK", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70c056d523e196bca3958667", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable electric-guitar practice space and need a short reliable connection to my amp, a secure stand for breaks, and added shoulder comfort while playing.", "positive_items": ["B000TGSM6E", "B08BW2TBD7", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70cdeeeb29ad336c67124500", "partition": "shared_train", "query": "I\u2019m setting up a small live music rehearsal rig and need a compact mixer, several long balanced XLR runs for microphones and speakers, plus a way to split one microphone signal between two inputs without adding noise.", "positive_items": ["B08BFSRW2B", "B093T1Y12B", "B00VRPHV2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70d0b55c2a60a300ea50285b", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for small gigs and home practice, and need a natural-sounding pickup for connecting to an amp, a secure strap button, and a stable folding stand for safe storage between sessions.", "positive_items": ["B01HUCGTDM", "B000P5OULA", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70d8d639bed477abbca4227e", "partition": "shared_train", "query": "I\u2019m preparing for a violin performance and need replacement strings, rosin for responsive playing, and a portable adjustable stand to hold my sheet music while I rehearse or perform.", "positive_items": ["B007YHJUGC", "B0B6P55RBN", "B06XDBGL88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70d9fea2c3a91cfc3d38c21e", "partition": "shared_train", "query": "I\u2019m getting a P Bass ready for a bluegrass rehearsal and need secure pickup hardware, comfortable adjustable support, reliable tuning for several bluegrass instruments, and one versatile amp for bass, acoustic, and electric sounds.", "positive_items": ["B0B8LSRYSJ", "B01822J05S", "B003AYIBB8", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70db2c435254a13ef23efae1", "partition": "shared_train", "query": "I\u2019m setting up a small vinyl DJ performance and need reliable monitoring for mixing, replacement styli for my turntables, and a sturdy elevated stand to mount event lighting.", "positive_items": ["B0771SRLCL", "B01LBSBEGS", "B06Y17CPDF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70e1732b64d26fc0c6a2df46", "partition": "shared_train", "query": "I\u2019m putting together a trumpet setup for practice and performances, with a richer, darker tone, the ability to play muted passages, and everything needed to keep the instrument clean and maintained.", "positive_items": ["B000EEJ9AY", "B09TG6M7LJ", "B00QUF67Q0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70ea3251333159e25268b212", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home piano practice corner with a full-size weighted keyboard, stable height-adjustable support, and a padded adjustable seat for learning and rehearsing.", "positive_items": ["B09WHL14TK", "B072JT59TD", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70ed4c97234668b98eaee19d", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rig for rehearsals and small gigs, with secure stands for several guitars, a tuner pedal, tightly linked effects, and reliable isolated power for multiple pedals plus convenient AC outlets for the rest of my gear.", "positive_items": ["B09PBL98Q4", "B08PBNXZYP", "B075MPFFRV", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70f53ac5d7496e9e8a95b8d7", "partition": "shared_train", "query": "I\u2019m setting up sound for a small presentation or community performance, with hands-free microphones for two speakers, compatibility with a beltpack and mixer, and long speaker connections between the audio equipment and passive speakers.", "positive_items": ["B0C3Q6WGLN", "B094DRQR7G", "B004V9G2I0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70f6b9601ac72b4034e2e7f5", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal space and need a way to keep several instruments safely within reach, change keys quickly, and provide plenty of durable heavy picks for playing.", "positive_items": ["B0BSCFTV2G", "B0BG95DG2H", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-70fe13af0fe280ef65859ccd", "partition": "shared_train", "query": "I\u2019m putting together a compact custom drum kit and need a 12-inch snare along with compatible chrome hardware to securely mount and position a tom on an L-rod.", "positive_items": ["B0002F79N4", "B00JWH939G", "B004Y07XWA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71008728651a03673d7e4ef3", "partition": "shared_train", "query": "I\u2019m refreshing my bass for a long recording and rehearsal session: I need smooth, clear strings, accurate open-back monitoring for checking tones, comfortable support while standing, and a stable neck rest for changing strings and setup work.", "positive_items": ["B09YVZQR5J", "B000XPRT4M", "B0C3Q29DML", "B0B7C7PYVC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-710db7206fbd611d76efc806", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar and building a compact pedalboard for rehearsals, so I need a long guitar-to-rig connection, short right-angle pedal links, and durable coated replacement strings.", "positive_items": ["B00LMC2PNA", "B01DK40R3M", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-711076fbf47119bf9f937a51", "partition": "shared_train", "query": "I\u2019m restoring an older Precision bass and want to bring back its original chrome hardware while rewiring the electronics with flexible vintage-style cloth-covered wire.", "positive_items": ["B0B8F6LD9F", "B071RYWF1X", "B06XGVNTR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-711117a26144316ed510ba81", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar pedalboard for live rehearsals and need reliable connections from my guitar to the board, custom-length links between pedals, and easy-to-see picks for dark stages.", "positive_items": ["B09V9172YN", "B00RVE9X06", "B00GS87MDQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7115b07c7f6e2ef3aae665dd", "partition": "shared_train", "query": "I\u2019m refurbishing my three-single-coil Stratocaster for reliable rehearsals and performances, and need a replacement pickguard, secure strap hardware, and a durable adjustable strap.", "positive_items": ["B00IPHSRN2", "B00HZH4D04", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-711c28669a754057ef9fe62c", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke and community performance night and need a reliable way to support several handheld singers, mount microphones, play CD or MP3 backing tracks, and mix the audio with vocal effects for the audience.", "positive_items": ["B08T2GKXNG", "B076DGMDYV", "B00HLVOO2G", "B0179C3V7K", "B00347A44I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-711e9d9eacdc915a8325234e", "partition": "shared_train", "query": "I\u2019m setting up a home recording rig for acoustic guitar-and-harmonica demos: I need to add reliable strap hardware, install onboard amplification and tone shaping, connect the instruments quietly, and record the performances through a USB interface.", "positive_items": ["B0BK6MQF3Z", "B0BKZ2F82F", "B0B8Z5LTZ2", "B088K3V4VQ", "B01N77TIYZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71259b95314f234bfa58a66f", "partition": "shared_train", "query": "I\u2019m setting up my seven-string electric guitar for smooth jazz practice at home and need mellow flat-wound strings, a reliable instrument connection, and a compact portable amp for playing and tone shaping.", "positive_items": ["B081T5GXGT", "B0B72CGCZR", "B07V46KRD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-712d4d2e6078617897ccdeed", "partition": "shared_train", "query": "I\u2019m refreshing my snare setup for versatile live and studio playing, with controlled overtones, responsive tuning, and a durable way to organize and carry my sticks.", "positive_items": ["B0BK6S7QF4", "B000CDY5EW", "B09HL6MZ45"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71371266ceaaea0e281639c9", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit for live playing and need durable, textured heads for brush work, a resonant bass head with adjustable attack and sustain, a punchy low-end head for a large tom, and sturdy sticks for articulate cymbal work.", "positive_items": ["B09HCVK9HL", "B0BKZ1G3P3", "B00K7VDMJS", "B09T7NX5K7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7142bbe799ce3029fcfc6be7", "partition": "shared_train", "query": "I\u2019m setting up a small home music practice corner for a compatible Casio keyboard and guitars, with reliable keyboard power, comfortable adjustable seating, safe instrument storage, and a portable stand for holding sheet music.", "positive_items": ["B0B949FD92", "B07MZYNZ1C", "B08JMQR2JK", "B013DAHNKI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7149cb40413acc5750090f00", "partition": "shared_train", "query": "I\u2019m rebuilding a concert-ready acoustic drum kit and need a responsive 26-inch bass setup with adjustable damping and double-pedal protection, a 14-inch snare-side refresh, secure mounting hardware, and durable sticks with extra reach and power.", "positive_items": ["B0BKZ5N9GC", "B0C1WLGB2J", "B0002H06KK", "B09TXNWYMD", "B09HCVLXCQ", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-714a8a4aafb0ec7b66c996ad", "partition": "shared_train", "query": "I\u2019m getting my dreadnought acoustic guitar ready for regular gigs and need a sturdy protective case, an easy way to restring it, and a reliable clip-on tuner.", "positive_items": ["B08R5GM6YB", "B014L7L5EM", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-714bc6db4d78329a250f8ff7", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar practice and performance setup: I need tidy pedal connections, an empty 12-inch cabinet I can load with my chosen speaker, and a stable folding stand to keep the guitar accessible.", "positive_items": ["B098PKTTRQ", "B018FCZKR2", "B01CFNML9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-714c73ede13b9dbc69ec7826", "partition": "shared_train", "query": "I\u2019m building a beginner drum practice setup for quiet home sessions, with volume control, a supported snare, bass-drum practice surface, replacement small-drum resonant head, responsive sticks, and versatile hi-hat and crash sounds for occasional full-volume playing.", "positive_items": ["B0BSZ126SP", "B0002F7434", "B09T8HDBYK", "B0002F73KI", "B00KG7CB2C", "B09X6FR6Q9", "B09X6FFKWH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-714eb5af9b0f7532c8cec589", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rehearsals and performances with warm, comfortable strings, a strap that stays securely attached, and durable, easy-grip picks for reliable playing.", "positive_items": ["B00H35YHQ8", "B0B8M5FJ9W", "B01C5TC6O6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7155006d55e3d34d00d3d3cb", "partition": "shared_train", "query": "I\u2019m setting up a home studio for recording small panel podcasts and vocal sessions, with multiple condenser microphones, flexible desk mounting, long balanced XLR runs, and monitor headphones. I need reliable gear for several mic positions and phantom-powered digital recording.", "positive_items": ["B0002ZO5Z4", "B014G0ZC2U", "B00O5EL7S6", "B0C5BMZ1K9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-715880cbe806e99d36b42e10", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for Nashville high-strung tuning and need everything for a fresh restring, including a tool to wind and cut strings, plus picks for playing afterward.", "positive_items": ["B0BKZ3GCGR", "B08R5GM6YB", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-715bc768eae620799e2a6c89", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and want a coordinated upgrade: reliable five-way pickup switching, improved tuning stability, a heavier-gauge string setup, and a clear tremolo cavity cover that gives the back a cleaner look.", "positive_items": ["B075NZ7WZD", "B08RXRQFRJ", "B0B8Z6192W", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-715fa14804619492768fd668", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar for regular playing, replacing its worn controls and output hardware, securing the guard properly, and fitting durable light-gauge strings for longer-lasting tone.", "positive_items": ["B07MJCLK46", "B07DWY7R2X", "B094SSZDVJ", "B09L7Y4QLQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7163e716c8ee2af18dcd3e96", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar practice and recording station with supplies to restring and repair the tone circuit, play slide and pick comfortably, practice standing, store several instruments safely, and connect guitars for high-quality recording.", "positive_items": ["B01HTG4WG0", "B0C6J1BN77", "B09RN7GR8F", "B09RJZSQML", "B09V91H5XM", "B003IFK1EE", "B072HZ2GL8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-716700034bc625f12653eb1e", "partition": "shared_train", "query": "I want to set up a simple home vocal-recording rig with a large condenser microphone, a compatible foam windscreen, and a USB interface with two preamps for connecting everything to my computer.", "positive_items": ["B09VT45772", "B005OZE9SA", "B001ECQOO4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-716947b7fa6419227c53b88e", "partition": "shared_train", "query": "I\u2019m preparing my string instrument and recording setup: I need to safely perform hardware maintenance on a protected neck-support work surface, then connect several microphones or balanced outputs to my mixer for a session.", "positive_items": ["B098PKQT88", "B0BXT6TM6N", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71775293307f44dc3de909a2", "partition": "shared_train", "query": "I\u2019m putting together a live saxophone setup and need reliable clip-on amplification, a way to silence the microphone between passages, and precise tuning before and during performance.", "positive_items": ["B074T6TDQK", "B08VF4K987", "B000K67VG0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-717e621701dcb20e6037d086", "partition": "shared_train", "query": "I\u2019m setting up a reliable guitar pedalboard and live rig, with compact connections between effects, flexible low-profile patching, and a comfortable strap system that securely holds my instrument during long rehearsals and performances.", "positive_items": ["B075MCRFYZ", "B09PBL98Q4", "B000TGSM6E", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-718cf1db4cc9ff2123b16184", "partition": "shared_train", "query": "I want to set up an affordable home vocal-recording setup with a studio condenser mic, protection from harsh breath sounds, and a USB interface for clean computer recording.", "positive_items": ["B016QUXTZU", "B016YKWKL6", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-719c17c21911d52fac6d0824", "partition": "shared_train", "query": "I\u2019m preparing a 12-string acoustic guitar rehearsal setup and need fresh extra-light strings, secure places to hold multiple guitars, a sheet-music surface, and an adjustable footrest for comfortable playing.", "positive_items": ["B08T2N1WZR", "B07T3GZVMD", "B0BTC9YJ2W", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71a8a684e90678683c641ed8", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice station and need reliable tuning, comfortable playing posture, and a secure way to store my instrument between sessions.", "positive_items": ["B07T3GZVMD", "B08BW2TBD7", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71b1834b87bb899133d13468", "partition": "shared_train", "query": "I\u2019m setting up a portable vocal interview and podcast recording station. I need a battery-powered multitrack recorder with XLR inputs, remote operation, AC power, wind protection, a plosive filter, and a stable adjustable folding microphone stand.", "positive_items": ["B00KW865KE", "B07FZBF5HY", "B01MROS266", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71b4bc06998e5b61aff18c82", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for a rock performance and need durable grippy sticks plus a balanced nylon-tip option, along with red crash and China cymbals for contrasting, explosive accents.", "positive_items": ["B06XSK72VH", "B072HC9WXH", "B07TXL153N", "B083KJPCVV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71c14a200f730cdf5bf47da9", "partition": "shared_train", "query": "I\u2019m getting my acoustic and requinto guitars ready for regular playing, with suitable replacement strings for each instrument and supplies to keep the acoustic guitar properly humidified between sessions.", "positive_items": ["B078KTV8L4", "B0BKZ7M5VG", "B01K7J1ECG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71c3ec5cf8d1428331641a4a", "partition": "shared_train", "query": "I\u2019m assembling a practical setup for rehearsing across clarinet, baritone sax, and soprano sax, with accessories for a centered clarinet tone, suitable reeds for both saxophones, and safe clarinet cleaning.", "positive_items": ["B00TH49ENE", "B071F9L3GY", "B0BQ4FJWYZ", "B000EEJ4BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71cc9dbcb818c3ad49111389", "partition": "shared_train", "query": "I\u2019m setting up a compact home DJ performance rig and need a controller for mixing and drum pads, reliable cables for a microphone, and patch leads to connect my audio equipment.", "positive_items": ["B00K39U1NE", "B074SX7772", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71d5e60e93547403c97f56eb", "partition": "shared_train", "query": "I\u2019m rebuilding my Fender-style electric guitar and want better tuning stability, a high-strung setup, and an upgraded tone circuit with two volume-control options, plus precise, fast picking for lead playing.", "positive_items": ["B07K1S8NGH", "B018YHVHYI", "B005CACVFU", "B075VPGJCX", "B0B92LPGD2", "B0BPJ4Q6FJ", "B0002KZEAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71d7d55ecd7a372d8090df0b", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor karaoke fundraiser and need a portable rechargeable sound setup for singing and announcements, Bluetooth music playback, and clearer vocals despite wind and moisture.", "positive_items": ["B015NBUYO2", "B091MZPYBQ", "B01B1JHEX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71ea8d47af95d94af38a3626", "partition": "shared_train", "query": "I\u2019m putting together a small Latin percussion setup for rehearsals, with bongos playable from a seated position, an elevated quinto for stronger projection and bass, and a handheld accent instrument for adding rhythmic fills.", "positive_items": ["B00314BDOY", "B0007Z9X4C", "B003ZHVCPC", "B0752TKW97", "B07P13LBR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71ec24b797e3fdb04c448b4a", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home keyboard practice area with adjustable, stable support, seating for long sessions, and a fitted cover to keep the instrument dust-free between uses.", "positive_items": ["B0BSCF2FD7", "B00M6SIZ6K", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-71f489cab84e4265054a70e0", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar and bass for a studio rehearsal and need dependable heavier-gauge guitar strings, flexible warm-sounding bass strings, and durable picks for consistent playing across both instruments.", "positive_items": ["B0BSGM6CQ9", "B0BR2N43GC", "B07NDHS7FN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7202c7072ba1b1f625623d8b", "partition": "shared_train", "query": "I\u2019m building a reliable electric-guitar rig for rehearsals and small gigs, with clean signal through my effects chain, dependable isolated pedal power, and a rugged, full-sounding cabinet that can handle live playing.", "positive_items": ["B000OC7O30", "B00AHEW7W8", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-720973aeeea292ec55fdb8ec", "partition": "shared_train", "query": "I\u2019m building a compact vinyl DJ and listening setup, and need an easy cartridge-swapping solution for my turntable, flexible stereo sound shaping, and powered monitor speakers for accurate room playback.", "positive_items": ["B07BK8QTBH", "B01HFN451O", "B00IXTIW2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7210505da44d73e033a373b6", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar rig and need reliable tuning, a way to power several pedals from one adapter, and clean balanced connection to the venue\u2019s PA system.", "positive_items": ["B0742RB7JK", "B0027V760M", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-721314fb745829f06bf2796a", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for rehearsing and performing guitar with two instruments: I need reliable amp-to-speaker connectivity, a stable stand, and picks suited to both precise lead playing and flexible warm-toned rhythm work.", "positive_items": ["B00N5THDR6", "B00CGFRJ2Y", "B0BL38ZMVZ", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-721d8c02db6bd79c956f20f7", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for rehearsals and small gigs and need an easy way to keep it in tune, play comfortably hands-free, and clean sweat and oil from the strings.", "positive_items": ["B004W7ZWB4", "B001FSZR4U", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7224b14efd37c63604c89134", "partition": "shared_train", "query": "I want to refresh and personalize my guitar with removable shell-style fretboard decoration, cover a small blemish, keep the instrument accurately tuned, and create custom picks featuring my own image or text.", "positive_items": ["B07P2G6ZMB", "B08X652XL4", "B08BNN8VDT", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72255a6edbdb6d209b4cf183", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for transporting my drum kit to rehearsals and gigs, with padded protection for a tom, a dedicated bag for the kick pedal, and backpack-style cymbal storage.", "positive_items": ["B07QBCY3DS", "B009YSF324", "B00AHAFMCO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72279848f5ea3c0fbc4a70c7", "partition": "shared_train", "query": "I\u2019m starting beginner clarinet lessons and need a complete setup for practicing at home and performing: reliable beginner instrument support, hands-free playing, and an adjustable stand for reading sheet music while sitting or standing.", "positive_items": ["B0B6P55RBN", "B0034CXK6M", "B07CBPX2V2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-722cf38e8b9ad3c4b2870637", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar gig setup and need an easy way to keep standard picks within reach, accurately tune my instrument, and power a 9V effects pedal without taking up much space.", "positive_items": ["B0BXT384GR", "B000EB68VK", "B000SJKLLG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7231c6e0ffe66cb815c20b59", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice-and-gig kit with quick headstock tuning, a convenient way to keep picks within reach, and a supply of comfortable picks for consistent playing.", "positive_items": ["B01K1EJQ9U", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7233e5884fe2addc18b3533a", "partition": "shared_train", "query": "I\u2019m refurbishing my 7-string electric guitar and need reliable replacement hardware for the output jack and controls, fresh long-lasting strings, and secure strap attachment points, all in a coordinated chrome-and-black setup.", "positive_items": ["B07YC6VLBS", "B00KNQ0T0C", "B00XMZAFQ4", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-723770db9ac4428ade05cf14", "partition": "shared_train", "query": "I\u2019m putting together a compact solo-guitar setup for live looping, with reliable signal preservation, expressive wah tones, controlled dynamics, simple overdubbing, short pedal connections, and a comfortable adjustable strap for performing standing up.", "positive_items": ["B077GK1J7N", "B0B95V41NR", "B00AHEW7W8", "B007T8CUNG", "B000OC3OE8", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7246cb10ffa4ef94d9d7b61f", "partition": "shared_train", "query": "I\u2019m assembling a compact electric-guitar pedalboard for rehearsals and gigs, with overdrive, buffered signal handling, smooth passive-volume swells, neat pedal-to-pedal connections, and reliable power for several effects.", "positive_items": ["B07PP6DZDZ", "B07PTZC2RQ", "B00B5I9GYW", "B0B1989GQS", "B09PBL98Q4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72489dc0cfc96b8f063f76c1", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for rehearsals and small gigs, and need a comfortable adjustable shoulder strap, compatible attachment hardware, and a long cable to connect to my amp.", "positive_items": ["B01LKYTQOK", "B09V91H5XM", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-724b7e8f719959f77bf5d4a8", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable keyboard performance station for rehearsals and small gigs, with stable adjustable support, padded seating for long sessions, and protection for the mixer during storage and transport.", "positive_items": ["B08F9K24WG", "B09WHL14TK", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-725114ace7b12ed7fa0721d0", "partition": "shared_train", "query": "I\u2019m rebuilding a Strat-style electric guitar with a three-single-coil setup, upgraded push-pull controls, a top-loading hardtail bridge, a replacement 11-hole pickguard and mounting hardware, then I want reliable picks for setup and test playing.", "positive_items": ["B094CH1B9Q", "B07XT9Z9G1", "B01D2GAKV2", "B09S2VB3KW", "B00LUVIURS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7251c1291803c1b4b6ba18b8", "partition": "shared_train", "query": "I\u2019m expanding my percussion setup for salsa and live grooves with complementary high-pitched accents, cutting effect sounds, and quick stackable textures that can mount securely alongside my existing timbales and kit.", "positive_items": ["B00SO5Z3DM", "B07QGPYXG6", "B000EEHD3E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-726e602a4225cecb14076ea6", "partition": "shared_train", "query": "I\u2019m setting up a small home music studio where I can upgrade my Gibson or Epiphone guitar, keep it safely displayed, and record vocals and instruments with several dynamic microphones.", "positive_items": ["B07C91JT14", "B009A3JEZK", "B07NKRZ1KQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-726f7a0ead436821bb6795a1", "partition": "shared_train", "query": "I\u2019m putting together a portable outdoor recording setup and need a durable way to carry several microphone stands, reduce wind and plosives on my handheld recorder, and connect an electric guitar for demos.", "positive_items": ["B01DE4DPSC", "B00EHTANLG", "B0010GKX0K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72761da84fa562f06ed281a4", "partition": "shared_train", "query": "I\u2019m a left-handed beginner looking for an acoustic guitar starter setup with everything needed to learn and practice, plus reliable accessories for playing comfortably, changing strings quickly, and making basic hardware adjustments without scratching the instrument.", "positive_items": ["B0BT2Q355P", "B00KIZROW4", "B07V74F641", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-727b9043fee868a05e4f571a", "partition": "shared_train", "query": "I\u2019m setting up a quieter home drum practice setup and need a way to adjust the kit, reduce loud volume for regular practice, and fine-tune unwanted ringing without making the drums feel unnatural to play.", "positive_items": ["B0BRSFKQD4", "B0016H8S1O", "B07V4GG652"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-727c1752ff7c5abba744414f", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar rig for recording psychedelic, vintage-inspired parts and need expressive modulation, quiet isolated pedal power, and a way to tame string noise during tapping and layered takes.", "positive_items": ["B073XXLVWT", "B01NBIW57O", "B07983MKNK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-728f28c2f1133d10c5112ac5", "partition": "shared_train", "query": "I\u2019m refreshing a compact drum setup for regular practice and need a 12-inch replacement drumhead, 13-inch snare wires, and durable wood-tip hickory sticks for playing.", "positive_items": ["B09TBMKWK2", "B0002F50QC", "B0002F7J5M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-729b1c276d4099744683e34b", "partition": "shared_train", "query": "I\u2019m wiring a compact band recording and rehearsal setup, with a long multichannel stage-to-rack connection, an accessible balanced XLR routing point, and a very short angled lead for keeping the pedalboard tidy.", "positive_items": ["B01MUHFL4A", "B004J9WSD0", "B007CUIPCG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72a01436f91a9cb12e4cf6b7", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record an acoustic ensemble in stereo, add clear vocal overdubs, mic a low-positioned drum or speaker source, and monitor the mixes cleanly without unwanted vibration.", "positive_items": ["B01FGCC2FM", "B000T9HDC0", "B07XW2WMLD", "B0002ZO3LU", "B07YJZGP5X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72a814d104ab28af0ac10623", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor karaoke and open-mic event and need reliable vocal microphones for both stationary singers and presenters moving around, plus simple voice protection from wind and moisture.", "positive_items": ["B093YKC48W", "B003GEBGA0", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72b4565dcac3f4c00ca3885d", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording and maintenance station: I need secure, adjustable microphone mounting, a way to clamp my guitar safely nearby, and one tool for efficient restringing.", "positive_items": ["B097FMTZCP", "B0BR2KL6QL", "B01GGUTOFE", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72c22f1d66b5b9e06d378c52", "partition": "shared_train", "query": "I\u2019m preparing my acoustic, electric, and four-string bass guitars for a full-band recording session and need fresh strings with warm acoustic clarity, a bright sustained electric tone, and reliable long-scale bass performance.", "positive_items": ["B09GWVFHR5", "B07D5W5X3Z", "B0002D0C1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72d041095c81b34e7b8ee6da", "partition": "shared_train", "query": "I\u2019m building a compact rolling guitar rig and need programmable effects-loop and amp switching control, short color-coded right-angle connections between pedals, and sturdy pop-in wheels for easy movement.", "positive_items": ["B00FC4BOKE", "B005T800V2", "B06X1C3GWZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72db4e74667f94ad675ab199", "partition": "shared_train", "query": "I\u2019m getting my six- and twelve-string acoustic guitars ready for a performance and need easy-playing replacement strings with bright projection for one and warm, balanced tone for the other, plus a tool to make restringing faster.", "positive_items": ["B007MY5BDI", "B0BTC9YJ2W", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72e3842930d9d0fa76cbee60", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for regular gigging and need padded protection for the standard shell setup, a fitted case for a 14-by-12 tom, and a concert cymbal to expand my live sound.", "positive_items": ["B003TN2EMM", "B0BZX4HHSB", "B000EEN7RA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72e448984e649a540109b6a9", "partition": "shared_train", "query": "I\u2019m getting my acoustic and electric guitars ready for a gig: I need fresh strings for both, a way to stretch them properly, easy access to picks, and versatile capos for changing keys during songs.", "positive_items": ["B09BF8XDF4", "B0085545YO", "B00N4ZHQ14", "B000EEHHBW", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72e844f7f5931940274df784", "partition": "shared_train", "query": "I\u2019m getting my violin ready for regular practice and small performances, and need a compact setup that helps me tune accurately, keep the pegs from slipping or squeaking, and safely hold the violin and bow between sessions.", "positive_items": ["B096K4CPC7", "B0BPLFP5P6", "B0002TKLI0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72eb6febf4adf1b1b8892d47", "partition": "shared_train", "query": "I'm restoring a Tele-style solidbody electric guitar and need matching replacement hardware to secure the neck, install a top-loading bridge that accommodates a full-size humbucker, and add ready-wired chrome controls with some soldering.", "positive_items": ["B00B7MF6EA", "B0078FWI0A", "B007SOPX6W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72f12b6534dd987c8978478c", "partition": "shared_train", "query": "I\u2019m setting up a versatile home music station where I can restring my acoustic guitar, play a keyboard comfortably with sustain, and record both instruments through a USB interface on a sturdy stand.", "positive_items": ["B002AT4UJQ", "B0BT9R8MMV", "B005OZE9SA", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72f229215b24d2ba7200eab4", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for live performances and need smoother vintage-style tuning, a comfortable adjustable strap with secure attachment, assorted replacement mounting hardware, and a versatile chorus/vibrato effect for creative sounds.", "positive_items": ["B07V5KL4HK", "B00EB124RQ", "B07W6PYNS5", "B00IPHISW2", "B07FTVKZB3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72f42046dbc01fb3c28e375c", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular rehearsals and live playing, and need a secure way to attach a comfortable wide strap plus durable, grippy picks for fast, precise strumming and lead work.", "positive_items": ["B0BKNRQ8Y4", "B00JL5I61A", "B00IPHISW2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72fbe9730cffe44309e396fb", "partition": "shared_train", "query": "I\u2019m setting up a new maple drum kit for rehearsals and small gigs, and need the shell pack plus stable double-braced stands, including one boom for flexible cymbal placement and one straight stand for a compact setup.", "positive_items": ["B0BXCQ9CJN", "B00B5LCVLY", "B06ZYPCM1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-72fdbc2fbd23294be8d37e4f", "partition": "shared_train", "query": "I\u2019m refurbishing an import-style electric guitar and want a coordinated black-and-gold control setup, fresh neck and bridge humbuckers, and safer strap-button installation that protects the finish. What parts should I look for?", "positive_items": ["B000LPWHSM", "B01FELLVCU", "B074DB6Z9B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-730329ab64b1c87bc8691372", "partition": "shared_train", "query": "I\u2019m setting up a home mixing studio and need accurate nearfield monitoring with added low-end extension, plus hands-on control for arranging, editing, and mixing tracks.", "positive_items": ["B07GQDWP27", "B01N2Y3MFZ", "B01BT1SUL4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-730b24cd262efe009f5e942c", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a live blues set and need an easy way to change keys, add bright slide parts, keep the instrument secure while standing, and have reliable picks for strumming and lead work.", "positive_items": ["B07N5GVVRC", "B0B8M5FJ9W", "B0BKZ3GCGR", "B0BR2Q367S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7313f72ed97121a60194d1c1", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar effects setup for recording dreamy demos, with a dependable instrument connection, lush chorus modulation, and warm analog delay in a durable pedalboard-friendly format.", "positive_items": ["B01DKGZGZY", "B0C61Z68G6", "B07Y94MSG9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73147e226e344ef6a50ebc37", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar for Nashville-style high-strung parts, so I need suitable strings and an easy restringing tool, plus a compact amp for practicing the new setup at home.", "positive_items": ["B08R5GM6YB", "B079H5RQFS", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73184706b4852be0f5fb29a8", "partition": "shared_train", "query": "I\u2019m preparing both my five-string bass and electric guitar for a rehearsal, so I need fresh strings suited to each instrument plus sturdy picks for playing through the set.", "positive_items": ["B0BHG58G2F", "B0BSGM6CQ9", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-731ec1d8fc75c1f3de19712e", "partition": "shared_train", "query": "I\u2019m preparing my home studio for guitar and bass recording, and need to refresh the bass setup, add slide capability, keep both instruments accurately tuned, organize an accessible pedalboard with short connections, replace aging amp tubes, and reduce power noise.", "positive_items": ["B071R9LW86", "B0C3LHML6J", "B07C9YCY5J", "B017YPAKNU", "B07D5W5X3Z", "B0B56Z5G3V", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73275c5f9427ff7e59367cc1", "partition": "shared_train", "query": "I\u2019m setting up a small home recording station for singing and guitar, and need a USB microphone setup with direct headphone monitoring, reduced vocal plosives, and stable isolation from desk vibrations.", "positive_items": ["B00OIA3QNQ", "B00136UNVQ", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-735175c56014aa296eac6988", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup for regular playing and want reliable replacement tuning hardware, a comfortable supply of precise picks, and adjustable wall storage to keep my instruments safely organized and ready to use.", "positive_items": ["B07BHM7RKB", "B00IS9NI04", "B09RTZ26KV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7360832466a6e44b1fa01c90", "partition": "shared_train", "query": "I\u2019m setting up a small event where I\u2019ll play music from a Bluetooth device and laptop through a PA, with stable elevated speaker placement and clean, hum-free connections.", "positive_items": ["B01FKM2VTU", "B00CRVWFFS", "B00SX2L4RA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7367760e96fcdd425114d186", "partition": "shared_train", "query": "I\u2019m preparing my guitar for regular gigs: I want to replace the strings safely with proper neck support, then add reliable strap security so it stays protected during performances.", "positive_items": ["B0C3Q29DML", "B08R5GM6YB", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-736896dc76b5571627c5bb6d", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic-guitar practice corner and need reliable tuning, hands-free sheet music support, wall storage for the guitar, and a range of picks to find what feels best.", "positive_items": ["B0B8NXV975", "B08BJGBHN7", "B0B949FD92", "B013OLV3IY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7372a696704cd0a244b47136", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar pedalboard and need space-saving connections, short right-angle cable extensions, and dependable non-slip picks for practicing and playing.", "positive_items": ["B07STM2JNJ", "B09S2VB3KW", "B09PBL98Q4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7378ea26fc8e109ce11c21b3", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for a small live performance and need to blend several microphones with optional echo, project the sound clearly, and safely raise stage lighting or gear in a portable support system.", "positive_items": ["B001NI6OCQ", "B09ZSQQMH4", "B071YMYXHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-737adeaa2587ded04643f655", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar and want coordinated chrome hardware: a fixed bridge for stable string mounting, a replacement 1/4-inch output jack plate, and a humbucker pickup for a stronger, broad-response tone.", "positive_items": ["B0B2ZN46VK", "B00302F4LK", "B001IYODDC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73800c007515e400a6742366", "partition": "shared_train", "query": "I\u2019m setting up a small live music stage and need reliable long microphone connections, shorter links for the PA and mixer, balanced patching between audio gear, and secure hardware for mounting the stage lights to a truss.", "positive_items": ["B06X9KG3HW", "B01N0294M2", "B0939BV175", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73864ab63f85ef14d54c2d37", "partition": "shared_train", "query": "I\u2019m putting together a louder acoustic guitar setup for small live performances and home recording, with feedback control, reliable connections, tone shaping, and basic playing supplies for practicing and performing.", "positive_items": ["B07MJVGJSV", "B0010SHU18", "B01DE4DTAG", "B00RVE9X06", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7387d1a80c7e6021d415c94f", "partition": "shared_train", "query": "I\u2019m refreshing my HSS Strat-style electric guitar and need a replacement pickguard and backplate, the assorted screws and springs to mount its hardware securely, plus fretboard oil for a thorough cleanup.", "positive_items": ["B015CNC9TY", "B078PG7NBY", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7396a8d65fd8c597b8a63062", "partition": "shared_train", "query": "I\u2019m setting up a home session to record bright Nashville-tuned electric guitar parts and vocals, so I need suitable high-strung strings, a range of picks for testing tones, and a stable boom stand with vibration-isolating microphone support.", "positive_items": ["B0002GJHYM", "B08BJGBHN7", "B0BPJ4Q6FJ", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7399e874a681a6ed82e718c3", "partition": "shared_train", "query": "I'm preparing for acoustic guitar lessons and casual performances, and need a protective way to carry it plus simple tools for quick tuning and changing chord keys.", "positive_items": ["B000P5T0QA", "B0158GWWJ2", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-739cf3b0ee550b7135ff6952", "partition": "shared_train", "query": "I\u2019m setting up a compact solo blues performance where I can play guitar hands-free, add C-key harmonica parts, and keep a 10\u201314-inch snare securely positioned.", "positive_items": ["B0C3LHCRJ6", "B0768R4GHS", "B0BJ8WDC13"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73a37394b3c8d0aff5f4e1be", "partition": "shared_train", "query": "I\u2019m preparing my electric and acoustic guitars for a small recording session, with fresh strings for each, a delay effect for the electric guitar, and a short cable to connect the effect into my signal chain.", "positive_items": ["B08KH7WCQ8", "B07MHL48V6", "B0BFKKVQZT", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73a8c4e3c58bc5e6cc0f4649", "partition": "shared_train", "query": "I\u2019m preparing a small guitar recording session with six-string acoustic, twelve-string, and electric parts. I need suitable replacement strings for the acoustic and electric, a capo for each acoustic guitar, and a short cable for the electric setup.", "positive_items": ["B0CBSSC46G", "B09BF8XDF4", "B0B95V41NR", "B0BSGM6CQ9", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73aa7035ae28617a2f553c5c", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live drum gigs and need a way to protect and carry my cymbals, precisely tune the kit, and safely transport the mixer and related gear.", "positive_items": ["B01M8N618U", "B01DOKABPQ", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73ad17d99209e9762b1dafcb", "partition": "shared_train", "query": "I\u2019m putting together a portable bass setup for rehearsals and small gigs, with reliable instrument connection, strong amplified sound, and a comfortable adjustable strap for playing while standing.", "positive_items": ["B0B8M2Q1DS", "B0BT855NFQ", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73c0097d8675d9a511fd2119", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster for regular gigging and need upgrades that improve tuning stability, let me securely attach the strap, and restore reliable switching between its pickup combinations.", "positive_items": ["B0BT34HC2X", "B0B8Z6192W", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73da02af520c6a4b4d8a368a", "partition": "shared_train", "query": "I\u2019m refurbishing my Precision Bass for a punchier stage-ready sound, with upgraded electronics, refreshed tone and volume controls, and matching replacement hardware for the instrument\u2019s control plate.", "positive_items": ["B0BXSYL7S4", "B00J1T5BLY", "B0002GKYZI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73db7697b624168c302809d3", "partition": "shared_train", "query": "I\u2019m recording a guitar-and-vocal demo and need reliable tempo practice, protection for a handheld vocal mic, and options for both fast flat-picked parts and fingerpicked sections.", "positive_items": ["B091MZPYBQ", "B002G1UT5C", "B00JL5I61A", "B07BQRDVYJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73dcd85d8dfe4bde413c2425", "partition": "shared_train", "query": "I\u2019m setting up a simple home podcast recording station that lets me combine a microphone and other audio sources, reduce vocal popping, monitor the mix, and connect everything to my computer for editing.", "positive_items": ["B00VRPHV2M", "B07KGF3MHC", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-73f1c6cd54416faa108a0af2", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for metal gigs and need dependable high-voltage strings, a 500K control pot for the electronics, and a secure strap that fits the existing end pins without changing hardware.", "positive_items": ["B0B8M5FJ9W", "B006KW37ZW", "B07N4BCC9Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74176819e1ffb178aafa9488", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar performance setup with creative harmony and pitch-shifting effects, dependable power for multiple pedals, and balanced connections for sending my sound to a PA system.", "positive_items": ["B08PBNXZYP", "B06X9KG3HW", "B0928FMW91"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7418898230cbaed48e9e8966", "partition": "shared_train", "query": "I\u2019m building a compact custom electronic drum rack and need to cut tubing accurately, add a bent support bar, and securely mount an L-rod platform for an extra component.", "positive_items": ["B0002F71C8", "B0016H8S1E", "B003A02OZ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-741f43995cf43a71034deb0a", "partition": "shared_train", "query": "I\u2019m servicing my Floyd Rose electric guitar for studio recording and need to polish the frets, switch to Drop D quickly, and reduce unwanted tremolo spring noise.", "positive_items": ["B0BT3B7GTY", "B00XQCAYVO", "B007SOPCTK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7420e15ddcfa6904577d262c", "partition": "shared_train", "query": "I\u2019m setting up a small DJ stage lighting show and need reliable three-pin DMX connections for linking fixtures across the stage, including a longer run and proper signal termination.", "positive_items": ["B00CTSNTGS", "B07D4FMQK4", "B014RGKMOG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7443dcab5d607dc06cfdd080", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster for country, blues, and classic-rock gigs: I need a stronger bridge pickup plus a compact pedalboard with accurate tuning and flexible clean-boost, smooth overdrive, and stacked two-stage drive options.", "positive_items": ["B09JFTQJF4", "B07QL42V3J", "B002A8N246", "B09Y66BXKN", "B01LEZVYZO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7447194be8d94ca3c3186f39", "partition": "shared_train", "query": "I\u2019m setting up a violin practice routine and need suitable 4/4 strings, dark violin rosin, and a portable adjustable stand for reading sheet music.", "positive_items": ["B001XZMOLE", "B06XN6QWFC", "B06W586931"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7456d939448a8d46afbfa91c", "partition": "shared_train", "query": "I\u2019m setting up a small multi-instrument rehearsal space and need reliable tuning, clarinet cork care, and safe supports for my guitar, saxophone, and flute or clarinet between playing.", "positive_items": ["B01M5D3MV6", "B0B8NXV975", "B00IY0BLB0", "B001EEO8IQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74575023817cad450a2f306f", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and want dependable strings, a long cable for connecting to my amp, and a classic overdrive sound for adding grit.", "positive_items": ["B086QM1F75", "B01DE4DPSC", "B07DWY7R2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-745ffc953f2022a840f3e308", "partition": "shared_train", "query": "I\u2019m putting together a guitar rig for live country-rock performances, with comfortable shoulder support and flexible footswitchable drive and boost options for solos and rhythm parts.", "positive_items": ["B076VWK8JV", "B07JKRBNWY", "B07CBN3XQ5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7466badde3e7f02f26825aa2", "partition": "shared_train", "query": "I\u2019m upgrading my six-string acoustic for amplified gigs: install an undersaddle pickup with volume and tone controls, restring it with bright extra-light bronze strings, and connect it to an amplifier with a long cable that lets me mute during instrument changes.", "positive_items": ["B001E95KIS", "B0BKZ2F82F", "B007MY5BDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74678b2715ac694dc8bc7554", "partition": "shared_train", "query": "I\u2019m putting together a small electric-guitar recording rig: I need to tune reliably, add classic wah expression, connect and patch several pedals, run the guitar signal cleanly, and mount multiple microphones for capturing the finished sound.", "positive_items": ["B000RW3K9O", "B0002ZO3LU", "B0062NUUW2", "B01N9VNZPO", "B07Y949JY1", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-74782879f55e3d988b1bc2ea", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording rig and need a handheld vocal microphone, a reliable XLR connection, and a USB interface for capturing clean takes.", "positive_items": ["B072PQT2DM", "B0BSB9249S", "B01878M5JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-747d80d3d578c9b2f11da60e", "partition": "shared_train", "query": "I want to practice a compatible Yamaha digital instrument privately while following sheet music, using Yamaha iPad apps wirelessly, and keeping everything portable for lessons or rehearsals.", "positive_items": ["B07DL3DR2D", "B0C3LHXZFX", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74909f603e6933440487099e", "partition": "shared_train", "query": "I\u2019m setting up a portable bass rehearsal setup for practicing songs from printed charts and singing along, with adjustable bass amplification, a stable boom stand for a microphone, and a folding height-adjustable stand for my music.", "positive_items": ["B08WLH6GFL", "B015JTEBN8", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7490bca8c80acb5a2d2d906b", "partition": "shared_train", "query": "I\u2019m putting together a Celtic/Irish folk percussion setup for rehearsals and small performances, with a tunable hand drum, a bright jingling accent, and a versatile beater for varied rhythms.", "positive_items": ["B00B55FQ8A", "B0013TPFPC", "B002URT2BY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-749425099f5d1f18a5cec5bf", "partition": "shared_train", "query": "I\u2019m building a versatile bass rig for live funk and rock, with tight dynamics, expressive filter and wah sounds, spacious modulation, blendable fuzz, and reliable strap hardware to keep my bass secure while performing.", "positive_items": ["B00FGA7K7K", "B000EELCB8", "B00759HG60", "B00ASOUNGE", "B006CTBHIC", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-749a38d10055af76909b88bb", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for playing heavy metal electric guitar at rehearsals and small gigs, with crushing modern distortion, comfortable support while standing, and a dependable long connection to my amp.", "positive_items": ["B001383XT8", "B0B8M2Q1DS", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74aefef9bc9d119fa4742e76", "partition": "shared_train", "query": "I\u2019m putting together a lightweight, portable drum setup for small gigs and need adjustable stands, a sturdy rolling case for transport, and a compact tool for quick tuning and hardware adjustments.", "positive_items": ["B01G5YA7C0", "B07CNTZYP5", "B01F4S3RZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74af9dc02ad5f6102fefc535", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a UV-lit live show and want to refresh the fretboard, install eye-catching strings, connect reliably to my amp, and quickly change keys during the set.", "positive_items": ["B07BSHS3BX", "B093YKLWVN", "B00N4ZHQ14", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74b3088ef4d565c1119e52e7", "partition": "shared_train", "query": "I\u2019m setting up a compact kit for practicing acoustic guitar songs, with an easy way to keep the instrument precisely in tune, shift keys quickly, and get a consistent strumming feel.", "positive_items": ["B00CPLODUU", "B00646MZHK", "B09SNBQCM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74b6141c54e24fcda446ea36", "partition": "shared_train", "query": "I\u2019m preparing a portable guitar rig for rehearsals and small gigs, with secure cushioned pedal transport, a range of pick feels for playing, and an all-in-one tool for quick string changes.", "positive_items": ["B09NWCD36N", "B000BWE4MC", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-74ba73e2f3abf4aa7bbcbdd0", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar setup for regular rehearsals and small gigs, so I need fresh strings, comfortable playing support, convenient pick access, and secure places to store the instruments between sessions.", "positive_items": ["B08JMQR2JK", "B0BKZ3GCGR", "B01K1EJQ9U", "B0064RTS0G", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74bb3f686b7ccd07527c6f0f", "partition": "shared_train", "query": "I\u2019m setting up a small podcasting desk and need a boom-mounted XLR vocal microphone, headphones for monitoring, a compact mixer, and a balanced 1/4-inch interconnect to connect the audio gear.", "positive_items": ["B0C5BMZ1K9", "B01M5CXH65", "B00VRPHV2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74bf2e31fe9082adbead154a", "partition": "shared_train", "query": "I\u2019m setting up a compact electronic keyboard performance rig for rehearsals and small gigs, with a sturdy adjustable support and hands-free sustain and volume control while I play.", "positive_items": ["B0002CZV8W", "B0C51YZZXF", "B078H3NWB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74c24598c31f29796a606c07", "partition": "shared_train", "query": "I\u2019m setting up a tidy multi-instrument rehearsal space with a bass ready for recording, programmable effects and amp switching, custom-length pedalboard power wiring, and secure wall storage for my guitars and basses.", "positive_items": ["B00E6B7ZLQ", "B079PGDLRC", "B079HP2PFK", "B00FC4BOKE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74c82e417775a7516537820c", "partition": "shared_train", "query": "I\u2019m recording a live acoustic guitar performance and need reliable mic connectivity, a capo for changing keys cleanly, and durable picks for consistent strumming during multiple takes.", "positive_items": ["B0BYJN7JWQ", "B0BM71QK8M", "B00BESRB8Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74d2405163bfe12fbd2d2eed", "partition": "shared_train", "query": "I\u2019m preparing for acoustic guitar practice and small gigs, and need an easy way to change keys quickly, keep a steady supply of flexible strumming picks handy, and store them accessibly without harming the guitar\u2019s finish.", "positive_items": ["B09RJZSQML", "B0BXT384GR", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74eac1f42657037b26fc8144", "partition": "shared_train", "query": "I\u2019m setting up an acoustic-electric guitar for regular rehearsals and small gigs, and need reliable protection for transport, comfortable hands-free playing, fresh long-lasting strings, and lightweight picks for strumming.", "positive_items": ["B06WGZLJC4", "B072F65HZR", "B07DWLYGKH", "B0731JGPBT", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74eb22a0ab29486056f74030", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording space and need a way to change keys quickly, connect my amp safely, send the instrument signal to a mixer, and reduce room echo for clearer recordings.", "positive_items": ["B000CCSWPQ", "B0C5PRQ9K6", "B00ATP5KF6", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-74f1243f0b28645a1edb2ce4", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar rig for expressive live playing, with fingertip volume dynamics on the instrument, hands-free swells between phrases, and a reliable long connection from the guitar to my pedalboard.", "positive_items": ["B08HKC5V5N", "B0002F4V5S", "B005CACVFU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7506996d071e1792062c6c91", "partition": "shared_train", "query": "I\u2019m giving my guitar a thorough maintenance session and changing the strings, so I need a stable neck support plus safe tools for cleaning grime from the strings, fretboard, body, and hardware.", "positive_items": ["B07PGMGJPN", "B0BK9ZT28X", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7510724c085b3c6034dc639f", "partition": "shared_train", "query": "I\u2019m putting together a small home setup to record a live electric-guitar-and-vocal demo, with hands-free playing, easy key changes, microphones suited to both voice and loud guitar, dependable instrument connections, and a compact mixer for combining the signals.", "positive_items": ["B082W42Z2C", "B07N5GVVRC", "B07KY26W5G", "B0B31RCL2G", "B09HC4FKJG", "B0B89ZSYS7", "B073WN4N81"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7515b6970a92830162c4b725", "partition": "shared_train", "query": "I\u2019m putting together a compact home music studio for experimenting with modular synth, guitar, and bass, with varied reverb and effects, rack-based power and level monitoring, isolated studio speakers, and added stereo clarity for recording and playback.", "positive_items": ["B07RMBZWQP", "B00SV12BO8", "B074GXRXVR", "B000VTHSP0", "B0029LEH7A", "B07228YGKK", "B07HQ948LD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7519ab5e7492475bd518d924", "partition": "shared_train", "query": "I\u2019m restringing my guitar and getting it ready for regular practice, so I need an easy, scratch-free way to turn the tuning pegs, keep spare picks handy on the headstock, and use durable, grippy picks for a fuller tone.", "positive_items": ["B07YMGPV7P", "B00V4VQCQU", "B0B8YWPB3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7520f02b2c8a159ff0250cad", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice and performance setup with comfortable shoulder support, a way to route a bottom-facing jack connection, and tools to build finger strength and maintain calluses when I\u2019m away from my instrument.", "positive_items": ["B07BR4GNMB", "B01HJX2CY2", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75212777f56e8bce26c3ddd2", "partition": "shared_train", "query": "I\u2019m setting up a home rehearsal and small-stage guitar rig with expressive control, boost and overdrive tones, dependable 9V pedalboard power in a protective case, fresh stable strings, and organized storage for three guitars.", "positive_items": ["B095XZJ99J", "B002UXS4JO", "B01GGO5K8U", "B01MRI9ZE1", "B0919BMVMN", "B0C2X15CPH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7522ae1ecf663503cedb7a5c", "partition": "shared_train", "query": "I\u2019m setting up a portable music-instrument station for rehearsals and storage, with a stable resting place for my alto flute, plus protective supports for a flute or clarinet and a piccolo, and a carry bag.", "positive_items": ["B07ND54ND5", "B004UU2QTE", "B0C3PST754"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-752d5a8ff2670857640a3a80", "partition": "shared_train", "query": "I\u2019m setting up a small home music production and practice station for electric guitar and a MIDI keyboard, with reliable connections to balanced studio monitors, stable speaker placement, guitar picks, and hands-free sustain for keyboard parts.", "positive_items": ["B01M5CXH65", "B005JTV358", "B0BT9R8MMV", "B01DZ6FBBI", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75305d7daa3c0e01e3406940", "partition": "shared_train", "query": "I\u2019m restringing and setting up my 12-string acoustic guitar for regular playing, and need extra-light phosphor bronze strings, an all-in-one tool for removing bridge pins and cutting/winding strings, plus comfortable picks for testing the tone.", "positive_items": ["B08R5GM6YB", "B0BTC9YJ2W", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7531f22cdba74d2fddb17a3c", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar practice corner and need a cable connection to an amp, comfortable hands-free playing, and secure floor storage for several instruments.", "positive_items": ["B07226MCY6", "B0BT862N4P", "B01DPCONFM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7538132058478b1b19fc8993", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic stage performance with a cajon and string instrument, needing gentle cajon playing tools, reliable long-run microphone connections, replacement covers for headset mics, and a clip-on tuner for quick soundcheck.", "positive_items": ["B01MYZTNBD", "B00NPAMDQ6", "B0BHSG5C3G", "B01A7YWX58"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7538fad92dee9a7792bd111d", "partition": "shared_train", "query": "I\u2019m putting together a compact live PA for a small performance, with balanced microphone connections, flexible signal matching and ground-noise control, plus powered low-end reinforcement for fuller bass.", "positive_items": ["B072L7NM4B", "B075R91PXY", "B07DX95KP2", "B07N5JWDGT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-753f4e491acc73ce2d317718", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and recording rig: I need a comfortable non-slip strap, a small pedalboard with a short patch cable for a guitar looper, a way to record guitar or other line sources with monitoring, protection for my acoustic guitar\u2019s wood, and replacement feet to keep my amp stable.", "positive_items": ["B01DE4D4LU", "B00MI2YF6I", "B00DKAQGTG", "B075TS3934", "B015X3CXXA", "B000TXZL4S", "B0C58M767M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7540ad643f996e37198bc247", "partition": "shared_train", "query": "I\u2019m rebuilding an older Strat-style electric guitar and need a finished replacement neck, tools to dial in string, bridge, and pickup heights, safer strap attachment points, and refreshed control hardware for a polished, playable setup.", "positive_items": ["B079T2TNTK", "B07JDCLP3G", "B08DNC25KT", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-754492a4b155d6bc5af2ecbc", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record electric guitar, program drums and melodies with keys, and monitor polished tracks through studio speakers. I need a beginner-friendly setup that connects easily to my computer for songwriting and basic production.", "positive_items": ["B01DPJRZWS", "B0C5Y549L5", "B09SH9C3S1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-754bc2a4ed00bcc329fd4336", "partition": "shared_train", "query": "I\u2019m upgrading my Floyd Rose electric guitar for a heavier, quieter studio setup: I need active signature humbuckers, solderless push-pull wiring, and compatible tremolo upgrades that improve sustain and reduce spring noise.", "positive_items": ["B0BN6YMN28", "B083XKSXHK", "B00XQCAYVO", "B0058TE1LC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7563873459abab256ac932e9", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for regular rehearsals and small tours, so I need a way to protect its wood from drying out, safeguard my hearing during loud playing, and upgrade the tuning hardware.", "positive_items": ["B00AME3CMC", "B0BKR2ZM9X", "B00DKAQGTG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-757ac6eaa9415c9eb214cbf5", "partition": "shared_train", "query": "I\u2019m expanding my home recording setup for tracking a full band, with an eight-channel mic front end, digital expansion, convenient rack connections, and long balanced XLR runs between microphones and the studio rack.", "positive_items": ["B0158YKZY8", "B004J9WSD0", "B0B3NJ1TDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-758b4e4232bef3c88caddb36", "partition": "shared_train", "query": "I\u2019m starting a fingerstyle guitar practice setup and need comfortable thumb and finger picks for precise picking, along with a reliable clip-on chromatic tuner to keep the instrument accurately tuned.", "positive_items": ["B0002OOMWQ", "B000NGVQKO", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-758ea141389dbebbba7e91df", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard-and-vocal performance and need a way to mount a microphone to my keyboard stand, connect it to the mixer, and safely carry the mixer and cables between gigs.", "positive_items": ["B0179C3SQO", "B01M8N618U", "B01H8E51CC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-758f494fcafaae2b73cbde6f", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a stable, adjustable microphone setup with shock isolation and folding acoustic shielding to reduce room noise and capture cleaner performances.", "positive_items": ["B00WUX3VXI", "B00BOUJTRU", "B00BOUJTH0", "B0006MKF2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-759c163aa1029ca5465ce0d2", "partition": "shared_train", "query": "I\u2019m setting up a small live singing event and need reliable microphones for several performers, plus adjustable stands and the necessary audio connection for a portable PA system.", "positive_items": ["B07C91JT14", "B08NVVLB16", "B00Y3NG5HM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75a02d0dc47e1387c45c816b", "partition": "shared_train", "query": "I\u2019m refreshing my folk acoustic guitar for regular playing and need bright replacement strings, a comfortable strap with a place for picks, and a complete kit to clean, polish, and condition the instrument.", "positive_items": ["B0082JF3QW", "B07N5MJDBF", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75aacfbedee8cd598ecebb35", "partition": "shared_train", "query": "I\u2019m putting together a portable PA for a small live event and need a way to mount speakers on stands, run balanced microphone signals, split one mic feed to two mixer channels, protect a large speaker between gigs, and carry two stands together.", "positive_items": ["B07S92BLTS", "B07KGL86B1", "B01DN7OI40", "B0007SL856", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75babf07c96b1c53bf864ede", "partition": "shared_train", "query": "I\u2019m setting up a simple home practice station for learning electric guitar and need a versatile small amp, a reliable cable to connect my guitar, and comfortable picks for daily playing.", "positive_items": ["B00EM5UOE6", "B01DPCONFM", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75c0682df60d29602cc2fa0e", "partition": "shared_train", "query": "I\u2019m setting up a home guitar-and-vocal practice corner and need secure storage for several instruments, a non-aerosol cleaner and conditioner for maintenance, and a portable acoustic monitor so I can hear my singing clearly.", "positive_items": ["B000EEL50Q", "B000V4NP7U", "B091YFQGCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75c0ee62df5589342b3f0407", "partition": "shared_train", "query": "I\u2019m putting together a basic electric-guitar rig for practicing classic swirling, high-gain tones, and need a reliable signal connection, a phase effect with flexible power options, and comfortable picks for controlled attack.", "positive_items": ["B004FEBS8K", "B01DE4DPSC", "B01DZ6FBBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75c148641ff6fada13a2215f", "partition": "shared_train", "query": "I\u2019m starting electric guitar and need a complete beginner setup for practicing at home, including the instrument and amp, comfortable adjustable support, and reliable picks for playing.", "positive_items": ["B0BYJN7JWQ", "B09VVS2RYK", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75ce283215f784eeda14b231", "partition": "shared_train", "query": "I\u2019m preparing an electric guitar for home recording and need to fine-tune its neck, connect it reliably to my setup, and shape the recorded tone with hands-on parametric EQ control.", "positive_items": ["B08PFGPJ5P", "B07CXK6MDQ", "B00V5T61H6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75d291e50291e2bb45dc86e6", "partition": "shared_train", "query": "I\u2019m restoring an import electric guitar and need compatible hardware to replace the bridge, mount its neck and bridge humbuckers, and finish the pickup selector switch cleanly.", "positive_items": ["B07NKT1QQK", "B017BX3RSU", "B00UI1RIGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75e4f2bd925a3f84ac420282", "partition": "shared_train", "query": "I\u2019m setting up a portable outdoor acoustic recording session and need a stable mic setup, vibration isolation, and wind protection for both a handheld microphone and a compact field recorder.", "positive_items": ["B0C61XDHWW", "B07NDGTFJJ", "B071NS96BP", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75e611f4ce6813bb4ffeb326", "partition": "shared_train", "query": "I\u2019m setting up a compact live worship and music rig for a four-person band, with rack-mounted power, a stand for the gear, guitar-to-amp connectivity, USB pads for electronic accompaniment, shared wireless in-ear monitoring, and wireless lavalier or headset microphones for singers and spoken announcements.", "positive_items": ["B0BXSYL7X8", "B001DD8GQS", "B074JF4CMN", "B0BNFJGPTC", "B0BP3MNJKN", "B0058OQGTW", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75fad61bbcb0abd7049c4bcd", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic string-instrument performance and want removable decorative fretboard accents for my ukulele and guitar, plus lightweight, protective accessories for changing keys quickly across both instruments.", "positive_items": ["B00N4ZHQ14", "B0B9T61HDX", "B0932TRZ8T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75fb98a5d18241acfdbe0136", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for guitar and vocals, with expressive wah and swirling phase tones, automatic vocal harmonies, and a mixer to blend everything and send the performance to my computer.", "positive_items": ["B073C6FRVX", "B071H41DFS", "B0036ECH1M", "B00J8NEI94"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75fbe147d1bf1cd5d075f792", "partition": "shared_train", "query": "I\u2019m getting my ukulele ready for lessons and small gigs, and need a comfortable way to wear it, keep it in tune, protect it during travel, and strum confidently.", "positive_items": ["B019CQA3NG", "B0978Y8NTL", "B0002Z2CZY", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75fc445dd872a62036d1157e", "partition": "shared_train", "query": "I\u2019m rebuilding a Delonge-style Strat and need a matte black single-humbucker pickguard, chrome mounting rings for a full-size pickup, and durable aluminum control knobs for the guitar\u2019s rotary controls.", "positive_items": ["B0773GYW1N", "B07L7YKKV4", "B007PSJVGE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75fe0ecef9b8db6f397abfce", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal room and need to securely mount PA speakers, connect the sound system with a heavy-duty cable, and keep my guitar safely stored on the wall.", "positive_items": ["B0007SL856", "B0056XAWOU", "B07CQ9VV6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-75fff80288d639e538bae13b", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record detailed vocals and solo instruments, connect the microphone to my computer, and place my monitor speakers securely at adjustable height for playback.", "positive_items": ["B087Q1GXQ9", "B0753X8MDJ", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7602f1b1afa1885029e752ab", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal and recording space where several guitars can stay safely supported, while one adjustable boom stand holds two microphones for capturing performances.", "positive_items": ["B015JTEBN8", "B08JMQR2JK", "B06W9NGW7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7606df1b0903d894e726833a", "partition": "shared_train", "query": "I\u2019m putting together a small music-production setup to capture rehearsal ideas on location, add warm mic and instrument tone, and record multiple vocals, guitars, and synths into my computer for polished demos.", "positive_items": ["B0796CFWKG", "B09RN7GR8F", "B071VJQ99L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-761901672ecf1ad7e1768fed", "partition": "shared_train", "query": "I\u2019m building a compact home studio for composing and recording bass-driven tracks, with keyboard control, amplified bass tone, accurate headphone monitoring, and a rack stand to keep the amp-area equipment organized and accessible.", "positive_items": ["B00X7DD6GW", "B0BXSYL7X8", "B09B45DLQG", "B00CV1U4U2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-761d38363b763bd7a8e0ffa4", "partition": "shared_train", "query": "I\u2019m outfitting my electric guitar for precise, durable practice and performances, with heavier-gauge strings, reliable-grip picks, and convenient on-instrument pick storage.", "positive_items": ["B09S2VB3KW", "B0BSGM6CQ9", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-761e1d75b1433c11f2b17337", "partition": "shared_train", "query": "I\u2019m setting up my resonator guitar for lap-style blues and need comfortable support, a smooth tone bar for sliding, and reliable thumb picks for fingerstyle playing.", "positive_items": ["B00332F3BS", "B001HGOXDG", "B00O51AAF0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76257001e544c91219d9445d", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and want to upgrade its electronics and tremolo, improve string guidance, reinforce the neck joint, and add a secure strap attachment using compatible replacement parts.", "positive_items": ["B07YYXGQ3Y", "B07DJ94MHZ", "B015WD6FIK", "B06W2NS7RW", "B07VSQP4YX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7625f5cdab16b6f7d6fd3154", "partition": "shared_train", "query": "I\u2019m organizing a home guitar room and need strap options for acoustic and electric instruments, secure strap attachments that work without bulky hardware, and wall-mounted hangers to safely display several basses and electric guitars.", "positive_items": ["B01ID5PSQE", "B06W2NS7RW", "B000EENACC", "B07R3S93K8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76311fb1ef966c6d7ecc2dc5", "partition": "shared_train", "query": "I\u2019m getting my electric and acoustic guitars ready for a rock gig and need fresh strings for both, plus a durable adjustable strap for playing onstage.", "positive_items": ["B095XZJ99J", "B0BFKKVQZT", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7631b826ec8295504f36b33e", "partition": "shared_train", "query": "I\u2019m rebuilding a guitar combo amp, replacing its worn speaker and power section, and finishing the controls with a sturdy black knob. I need compatible parts for this restoration.", "positive_items": ["B01KDK4VO2", "B003BGNBX8", "B003FO67WI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-763892239bb38cad72247d00", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice space for electric guitar and drums, with versatile guitar tones, precise picks, responsive electronic drumming with USB/MIDI connectivity, and secure wall storage to keep everything organized.", "positive_items": ["B09VT787GM", "B09R2TMLJR", "B07DV6NLYF", "B0BXLY8HJG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7638cc2b4856d16e62b2f076", "partition": "shared_train", "query": "I\u2019m setting up a compact home pedal-steel practice corner, with a tonebar for playing, a stable tilted stand to project my small amp toward me, and secure wall storage for my electric instruments.", "positive_items": ["B0075DO5K6", "B07R3S93K8", "B0B3VQF83L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-764021abc4f69ab36f62adf5", "partition": "shared_train", "query": "I\u2019m setting up a small home songwriting and demo-recording rig: I need to refresh my acoustic guitar, add programmable drum backing, and connect the instruments and microphone reliably to my recording gear.", "positive_items": ["B07GZK6PPJ", "B08XMGNB3W", "B07GFH8NTB", "B0BLM2R7FY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76417fee975a4eb020f7db18", "partition": "shared_train", "query": "I\u2019m building a compact rehearsal setup that gives me a responsive backbeat, expressive open-and-closed cymbal timekeeping, and hands-free jingling so I can accompany myself while playing.", "positive_items": ["B0B83ZR5HZ", "B01B1IBSIM", "B07TMJX85D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-764510c5dabb47e3cb2ab423", "partition": "shared_train", "query": "I'm rebuilding my drum kit for reliable rehearsal and recording, replacing the snare mechanism and setting up sturdy mounting hardware for toms and a cymbal.", "positive_items": ["B07ND1S862", "B0029RNUZ4", "B016CK99GM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-764f187644f675d4542e0541", "partition": "shared_train", "query": "I\u2019m setting up a reliable rehearsal drum kit and need low-volume playing tools, flexible support for a cymbal, and sturdy mounting for multiple toms.", "positive_items": ["B0BKZ22NHL", "B000RVZWIM", "B016CK99GM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7657ea7d2b51b4fc16e0a157", "partition": "shared_train", "query": "I\u2019m preparing a small ukulele-and-guitar rehearsal and want music support, a removable fretboard decoration for the ukulele, comfortable adjustable playing straps, secure places to rest several guitars, and durable picks for strumming.", "positive_items": ["B0932TRZ8T", "B0BZ5KMS85", "B08JMQR2JK", "B0B949FD92", "B0B8M2Q1DS", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7664d733fc85d6dddca2938b", "partition": "shared_train", "query": "I\u2019m setting up my guitar for home recording and regular practice, and need secure strap hardware, a comfortable adjustable strap, options for both flatpicking and thumbpicking, a quick capo, proper cleaning supplies, and a simple USB interface for recording.", "positive_items": ["B0BT2YX2LB", "B0B8M2Q1DS", "B01E6T56EA", "B09RTZ26KV", "B0C6K471PB", "B00H4PEMM6", "B0B8Z4YV4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-766556a16a486cc6908f6cee", "partition": "shared_train", "query": "I\u2019m preparing for a recording session with my acoustic and seven-string electric guitars and need fresh coated strings for both, plus a reliable clip-on tuner to get everything set up accurately.", "positive_items": ["B098KXQJVY", "B07DWLYGKH", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-766d57b60e0982e749051164", "partition": "shared_train", "query": "I\u2019m setting up a conference-room speaking station and need a flexible cardioid gooseneck microphone, along with heavy-duty rails and fastening hardware to add standardized mounting points inside an existing AV enclosure.", "positive_items": ["B00JQYUAQU", "B094DVYXHP", "B0BLM212RK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76716dfadcbb3073605146fa", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster for reliable playing and need a replacement tremolo setup, quieter springs for tuning stability, and dependable cables to connect it to my gear.", "positive_items": ["B07T2BVDZ3", "B0C59HYW7J", "B003AYPT8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7675b236b75d5e2f6c4ccdd1", "partition": "shared_train", "query": "I\u2019m putting on a community concert and need a portable sound setup with strong full-range audio, stable elevated placement, and a wired microphone for announcements and vocals, all easy to transport.", "positive_items": ["B08515N1PH", "B07MVS6966", "B014GT8DXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7676dd8b087d650ab540a389", "partition": "shared_train", "query": "I\u2019m putting together a guitar practice setup with precise hands-free tuning, adjustable support for comfortable posture, and picks that suit different playing styles.", "positive_items": ["B07T3GZVMD", "B00646MZHK", "B07Y2R3Z2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-767843f8424ea91e685327eb", "partition": "shared_train", "query": "I\u2019m starting a beginner ukulele practice project and need a warm-sounding soprano instrument, a reliable clip-on chromatic tuner, and soft reusable picks for comfortable strumming.", "positive_items": ["B0951C4RGR", "B07DMS2QNL", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-767d6f175a839a0c11ebf564", "partition": "shared_train", "query": "I\u2019m outfitting my drum kit for a live groove-focused set and want upgrades that add reliable snare response, textured brush-style playing, cymbal sizzle, hi-hat jingle accents, cowbell punctuation, and handheld shaker layers.", "positive_items": ["B000BBOG7Q", "B0002F71RI", "B09PQRKJGH", "B09SQ4LFTH", "B08ZR11B3B", "B00BQYODWK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-768004944a72a677c0b1f951", "partition": "shared_train", "query": "I\u2019m getting my bass ready for a gig and need to change, wind, stretch, and condition the strings, while keeping reliable picks on hand for playing.", "positive_items": ["B078KGLKH3", "B07ND4MZMW", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-768415c4f26f058903e31ee8", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for regular rehearsals and need reliable foot control, durable sticks for fast playing, and a sturdy adjustable support for adding a cymbal.", "positive_items": ["B07JYJH524", "B075ZQRMP6", "B00H7Y2ZXM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-769487df73336e18a6b42b53", "partition": "shared_train", "query": "I\u2019m building a home guitar-and-drum practice setup with accessories for varied guitar techniques and amp connection, a complete beginner drum kit with cymbals and stands, and extra resilient sticks for regular rehearsals.", "positive_items": ["B0B2D98XV8", "B09R3KNKKG", "B09RJZSQML", "B0864MGH6J", "B07N563T4R", "B0BR2Q367S", "B0BZKBPRVM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7695a1c4e5535a2cd444ecd8", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice and gig setup, with reliable connections, pedalboard mounting, picks, a stand for miking my amp or acoustic guitar, and a handy tool for routine restringing maintenance and adjustments.", "positive_items": ["B09KWWS7DH", "B0769VKBTZ", "B004ZKIHVU", "B017NT392Q", "B076SHBWRM", "B01DZ6FBBI", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76981ce8a0ad6576cd7cfb31", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal and maintenance corner, and need amplified sound for singing and playing, organized floor storage for several guitars, and tools for accurately adjusting string slots during setup.", "positive_items": ["B09NW23NMD", "B076ZNHZ59", "B01H7B1JD6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76b40f8cbeb37a12fed627b1", "partition": "shared_train", "query": "I\u2019m upgrading my gigging guitar rig with a high-powered replacement speaker, protected portable storage for rack-mounted effects, and a more secure way to attach my guitar strap for reliable stage use.", "positive_items": ["B08N636GN1", "B01BZBAGFG", "B017DO08L6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76c005a17c6afb620b89a417", "partition": "shared_train", "query": "I\u2019m preparing my full-size violin for orchestra rehearsals and need replacement A and E strings, plus a sturdy, glare-free stand to hold my sheet music during practice and performances.", "positive_items": ["B000E1VOMI", "B000E3FY0E", "B08NXWWVSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76c445100854ea67632fea08", "partition": "shared_train", "query": "I\u2019m creating a beginner ukulele practice workbook with stamped chord diagrams, adhesive sheets for writing in fingering positions, and gentle felt picks for practicing strumming and picking.", "positive_items": ["B00RWDSILG", "B06ZZCJ2QB", "B0951C4RGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76c968a32c78c44c0e27cd12", "partition": "shared_train", "query": "I\u2019m putting together a reliable live guitar rig for small gigs and rehearsals: I need to mount an equalizer in a rack, organize an expandable pedal setup, secure my guitar strap, and mic my amplifier cabinet for a strong isolated sound.", "positive_items": ["B0BKRDX8P7", "B0BMDKW2S2", "B073WND433", "B00JQYUAQU", "B0BCXS7X26"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76e6b0cccef5c073bd6f07a0", "partition": "shared_train", "query": "I\u2019m building a compact ambient music setup with chord sequencing, a synth module I can assemble and customize, MIDI connectivity between small-format gear, and lush chorus, delay, and reverb for shaping the sounds.", "positive_items": ["B07XH591BH", "B0BYXSFSC8", "B00BFN58WQ", "B0797SG8RS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76e97c4663d0b9d341380736", "partition": "shared_train", "query": "I\u2019m putting together a flexible electric-guitar setup for rehearsals and small gigs, with a powerful versatile amp, a dependable stage-length cable, and assorted pick gauges so I can experiment with different playing styles and tones.", "positive_items": ["B0BT84L827", "B0BCXRG3QQ", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76f2e22d32ac912ec7aa4d0d", "partition": "shared_train", "query": "I\u2019m preparing a solo folk-blues set and need to restring my 12-string acoustic for warm, balanced tone, keep chords in place during playing, and add a bluesy harmonica part in F that I can carry safely between rehearsals and gigs.", "positive_items": ["B0015QF5OY", "B00H4PEMM6", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76f5b50ff836414df923ac67", "partition": "shared_train", "query": "I\u2019m giving my electric guitar a full refresh and setup: I need fresh medium-gauge strings, a compact tool for adjusting hardware and controls, and fretboard cleaner and conditioner to finish the maintenance.", "positive_items": ["B0BXT6TM6N", "B0928HW2P4", "B08HHGCCLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76f60b0dca32d671ed9b856b", "partition": "shared_train", "query": "I\u2019m putting together a portable bass clarinet setup for weekly rehearsals and performances: I need reliable replacement reeds, a way to protect the mouthpiece, humidity-controlled reed storage for travel, and an adjustable folding stand for my music.", "positive_items": ["B00KGTS7SC", "B00TH43SJK", "B07N1RPV4J", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76f801b814b17566cba00196", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice corner and need a secure wall-mounted way to store my instrument, plus reliable cables for connecting it to my amp and giving me enough reach across the room.", "positive_items": ["B00SDLZFFS", "B00LMC2HA6", "B01BU6B4Q6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76fa5739fadec247bdfd1e9d", "partition": "shared_train", "query": "I\u2019m putting together a mobile DJ and live performance setup that protects my controller and wired handheld microphone during transport while providing a stable, collapsible stand for charts or set lists on stage.", "positive_items": ["B07LCRPFW2", "B012TAWYHU", "B01BVPF1NS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76fae08e200e015a7e645771", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live guitar gigs and rehearsals, with an adjustable microphone support, convenient access to picks and a drink, and an easy way to carry the gear between venues.", "positive_items": ["B0035FZMYG", "B093YGS1F1", "B00YJ5C46K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-76fddba9f3977e9b6ba8e7ab", "partition": "shared_train", "query": "I\u2019m putting together a compact live music setup and need reliable microphone and instrument connections, an adjustable boom position, readable music lighting, ground-hum reduction, and clean-looking speaker or lighting stands with concealed cables.", "positive_items": ["B075RBB3KX", "B0002E4YI8", "B0B95V41NR", "B09G7GH2FH", "B0179C3Q20", "B093T1Y12B", "B0BWJBZSQH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7702cd178dc860ac99f256df", "partition": "shared_train", "query": "I\u2019m putting together a small home recording setup for vocals and MIDI instruments. I need to isolate the microphone in its suspension mount, keep spare bands on hand, connect balanced audio between the mic, interface, and monitoring gear over different cable lengths, and link MIDI devices.", "positive_items": ["B0764G5LLF", "B072PQT2DM", "B0BLM1HSXX", "B0764F75C8", "B000Z0CI7S", "B0BM71QK8M", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7707b1c633d132da22016d0d", "partition": "shared_train", "query": "I\u2019m setting up a home songwriting project to record layered demos, with fresh long-lasting strings for my seven-string electric and acoustic guitars plus a compact multitrack recorder for capturing ideas.", "positive_items": ["B098KXQJVY", "B07GFH8NTB", "B00B9060X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7712a9d6284f70de01d2db7a", "partition": "shared_train", "query": "I\u2019m setting up a Mustang amplifier rig for rehearsals and small gigs, and need reliable long and short instrument connections, hands-free control of patches, effects, and tuning, plus a way to eliminate ground-loop hum between my audio gear.", "positive_items": ["B0741SXP2K", "B07BLM53Z1", "B07MZVPJ4Q", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7715eac18c3bbf8469f023f3", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and want to clean built-up grime from the strings and fingerboard, gently polish the instrument\u2019s finish, and add a comfortable adjustable strap for practicing or performing.", "positive_items": ["B09YDBKT7M", "B09HC4FKJG", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7716ed7835780e6fcbe1c263", "partition": "shared_train", "query": "I\u2019m setting up a simple home voice-recording station for podcasts and need clear broadcast vocals, a USB connection to my computer, and a reliable XLR link between the microphone and interface.", "positive_items": ["B072PQT2DM", "B01E6T56CM", "B09NW4LW2Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-772d96b85035aa1d87761da5", "partition": "shared_train", "query": "I\u2019m preparing my guitar rig for live gigs and want reliable pedalboard power, fast tuning, safer strap security, quick capo changes, a replacement control for repairing my wah pedal, and a convenient way to keep picks accessible during performance.", "positive_items": ["B00DE1FQ7Y", "B07BT2DQYT", "B0742RB7JK", "B07DK59QNR", "B015XDJB9E", "B0179A4ILK", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-772d9cff4be836947b08eb7e", "partition": "shared_train", "query": "I\u2019m restoring a Fender electric guitar and need period-appropriate hardware to secure the strap, refresh the output connection, and upgrade the tuning machines for reliable, stable playing.", "positive_items": ["B0B8Z5LTZ2", "B0B8Z6YPWN", "B0BKR2ZM9X", "B0B81D5BB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-772e566395e7149d7c82d854", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small live performance and need supplies to restring and maintain it, plus a hands-free vocal setup with a suitable microphone and adjustable stand.", "positive_items": ["B0BRWSYSJS", "B09BF8XDF4", "B0BYXVCSGG", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7730bdec4322ac517c08a261", "partition": "shared_train", "query": "I\u2019m giving my electric guitar a full restring and setup: checking its action, conditioning the fretboard, tuning it accurately, and testing the new strings. Afterward, I want to mount it on an angled wall display and keep comfortable picks ready to play.", "positive_items": ["B0928HW2P4", "B0BHSG5C3G", "B00JA4T7CO", "B001FPKHNO", "B0B8YWPB3K", "B00NARHNCS", "B09G5L8DV5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-773541cf86208ad30cc2dbcc", "partition": "shared_train", "query": "I'm preparing a small acoustic guitar set and need an adjustable strap with secure attachment, a quick way to change keys without retuning, and a stable stand for displaying lyrics and set notes during rehearsal and performance.", "positive_items": ["B00HZH4D04", "B00CPLODUU", "B0084CRYOG", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-773d75b057d41cb9a30bb3a6", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar rig for vintage blues and psychedelic rock, with a blues-voiced replacement pickup, expressive wah control, and classic germanium fuzz tones for lead playing.", "positive_items": ["B077GK1J7N", "B072J4QF23", "B06XWPBH2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-773eafc073614dea4ab409c5", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic and Les Paul-style guitars for live performances, with upgraded electronics, a replacement string, and versatile picking and quick-release strap options for comfortable switching between instruments.", "positive_items": ["B07CRK35NG", "B009A5M518", "B00H35YHQ8", "B07XP6MHQT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77404cba35de68c51e993dfc", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion setup for rehearsals and small performances, with quiet stick-control practice, organized storage for sticks, brushes, and mallets, plus a shimmering chime sound that can mount securely to a stand.", "positive_items": ["B0002F5G66", "B0002IHGAC", "B06XPRQN5H", "B07DM15V6P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7743c68a94af4c6831fa95a8", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar practice and need a beginner-friendly instrument, easy clip-on tuning, and sturdy picks for learning chords and strumming.", "positive_items": ["B00CIO6BEA", "B00IFOTSJW", "B071RLH95D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77482c95c1d97b1f183b3e08", "partition": "shared_train", "query": "I\u2019m setting up a clean home recording session for my trombone, including a muted passage, and need reliable slide care, balanced long-reach mic connections, a condenser microphone, and protected, noise-filtered power for the recording gear.", "positive_items": ["B07CQQXQ4T", "B0002DV5SG", "B093T1JFDR", "B09VT45772", "B0BT3HM147"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-774866ab82629c4d13d0911d", "partition": "shared_train", "query": "I\u2019m getting my Jackson Floyd Rose guitar ready for regular playing and need a safe way to clean and polish its gloss finish, controlled thick picks, and a compatible replacement tremolo arm.", "positive_items": ["B07YMGPV7P", "B005HZ5QE8", "B09ZTHNN9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-774e3c599ebdd7f3ebc877af", "partition": "shared_train", "query": "I\u2019m starting to learn soprano ukulele and want an affordable setup for practicing gentle or precise strumming, with a reliable replacement string set for keeping the instrument sounding and staying in tune.", "positive_items": ["B0951C4RGR", "B07BWFLQTY", "B00MXUJ394"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-774f63b397bb2b186c0ceb7c", "partition": "shared_train", "query": "I\u2019m preparing a portable rehearsal and small live gig with electric, nylon-string, and five-string bass guitars. I need fresh strings for each, reliable instrument and pedalboard connections, a proper amp-to-speaker cable, and padded protection for transporting the acoustic guitar.", "positive_items": ["B079YDQRSJ", "B01N5LAKZQ", "B0C5PRQ9K6", "B095XZJ99J", "B095XCZXNQ", "B09SHNT5B1", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7753f357871a094bde8bfc72", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar at home and need safe neck support, faster drill-assisted string changing, fresh heavier-gauge strings, and compact pedalboard sounds covering compression, touch-sensitive overdrive, and classic switchable phasing.", "positive_items": ["B00NOT94O2", "B0983TPW81", "B0C3LKJXFR", "B074GXRXVR", "B00HB2ZVRC", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77565355baae1b2d13a76f37", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsal and need heavier replacement strings, a faster way to change them, and reliable power for my wah pedal.", "positive_items": ["B073Z6BMC4", "B08138J6KK", "B008BPI2OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77583a337da0a96d7cea03aa", "partition": "shared_train", "query": "I\u2019m preparing a mobile DJ setup for events and need a portable booth with a black scrim, safe transport for my large controller and laptop, plus padded protection for an 18-inch subwoofer during travel and storage.", "positive_items": ["B076JNKB4V", "B0BZPVZC89", "B08NF2XF26"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-775992f4aa46de97ec92f7cf", "partition": "shared_train", "query": "I\u2019m refurbishing my Technics SL-1200 for cleaner vinyl playback and need a compatible cartridge, a secure place to park the tonearm, and a precise way to set the stylus tracking force without risking my records.", "positive_items": ["B003DQED7E", "B07JL2S214", "B07Z4MZWVJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-775fd27676cefec5a0c50942", "partition": "shared_train", "query": "I\u2019m setting up a violin practice routine at home and need a way to keep volume low, maintain smooth bow grip, and protect the instrument from dry indoor air between sessions.", "positive_items": ["B076H3X295", "B0813D5BFL", "B000BNG668"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7761e7a1abb6b87c0c32cca3", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic-electric guitar for rehearsals and small gigs and need fresh light phosphor-bronze strings, a reliable stage connection, and a cushioned stand to keep several instruments safely organized.", "positive_items": ["B06XB3FQKB", "B0BTC9YJ2W", "B001G7X0ZI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77704d2fd5aa5192e7aedc57", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for wireless rehearsal and small-stage playing, with replacement strings, compatible tuning-machine buttons for the headstock, and a rechargeable low-latency connection to my amplifier.", "positive_items": ["B07QDSG3RJ", "B000AAKQPY", "B01I2J26DO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7782f838e3d7b94a54738ddb", "partition": "shared_train", "query": "I\u2019m restoring an older electric guitar rig and need smooth flatwound strings, a replacement black-and-gold amplifier control knob, and matched 12AX7 preamp tubes to bring the setup back to life.", "positive_items": ["B01J0FOYHK", "B076GT5CS8", "B002NM20OC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7799da4681f157045c44e8fd", "partition": "shared_train", "query": "I\u2019m upgrading my string-through-body Telecaster with a high-output bridge humbucker, compatible replacement string ferrules, and a quality 1-meg volume control for a brighter, more powerful sound.", "positive_items": ["B07BSKJB97", "B0BT2XTX99", "B005SGAF7O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77accd17cad453af8a9e6a52", "partition": "shared_train", "query": "I\u2019m starting out playing acoustic guitar and need a beginner-friendly setup for practicing at home and taking lessons, including reliable protection for transporting the instrument and a comfortable adjustable strap for hands-free carrying.", "positive_items": ["B09V91H5XM", "B00N5TH2H2", "B071RLH95D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77e12fb827f742f734e3f5dd", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice corner for quiet, versatile jazz and combo sessions, with a softer bass-drum feel, brush-style tools for lighter playing, a no-drill cymbal sizzle effect, and safe wall storage for my guitars and other string instruments.", "positive_items": ["B0002F78SU", "B09F5VNJ8X", "B07TMTKLQZ", "B07TLNMHL8", "B09PQRKJGH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77e8ffc563cb7c16d3df13f7", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar with heavier-gauge strings, more stable locking hardware, and an easy way to tune accurately during setup and future string changes.", "positive_items": ["B0BKR2ZM9X", "B0BPLFP5P6", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77ee81ece7b70e3cbfb25598", "partition": "shared_train", "query": "I\u2019m setting up a compact home blues jam station where I can practice guitar and harmonica, keep my instruments safely mounted, and have plenty of picks for playing different styles.", "positive_items": ["B002XNN8B0", "B07PPHHG34", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77f148b9eec3a664b0401ad5", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style guitar for rehearsal and need replacement vintage-style tremolo hardware, durable precision picks, and a short heavy-duty cable for my amp setup.", "positive_items": ["B07FFNVVK2", "B09V915Q6P", "B003AYPT8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77f4f5410562e4d3e4ef94ee", "partition": "shared_train", "query": "I\u2019m preparing for an outdoor jazz ensemble performance and need lightweight protection for my Bb and A clarinets, responsive maple sticks for focused cymbal sounds, and a wind-resistant way to keep charts organized.", "positive_items": ["B0BBPD68K3", "B000P8DPS6", "B00P19NVJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77f6c788befb1bd8b4d13774", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small gigs; I need fresh picks, an easy one-hand way to change keys, and safe supplies to clean the fretboard and polish the instrument without damaging its finish.", "positive_items": ["B0BK5CXZBT", "B093YKLWVN", "B0002GX7XY", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77f7198694e362db001208db", "partition": "shared_train", "query": "I\u2019m starting to learn left-handed acoustic guitar and want a complete practice setup with the guitar essentials, an easy way to keep picks handy, and tools for building finger strength, coordination, and calluses between practice sessions.", "positive_items": ["B07Q6XMDHN", "B07V74F641", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-77fb6ae36304fda6d0f1d639", "partition": "shared_train", "query": "I\u2019m putting together a practical setup for practicing both alto and tenor saxophone, with a dependable alto mouthpiece, comfortable mouthpiece protection, stable humidified reed storage, and dedicated ways to dry and clean the tenor mouthpiece and neck after playing.", "positive_items": ["B07NDFJDBV", "B07D8BTKP2", "B07NFPR6LT", "B07HB3D5CK", "B07N1RPV4J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7809aea7972b8db328e892f5", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and recording corner: I need secure storage for three instruments, a long cable to connect a guitar to my amp, and a short right-angle lead for tidy pedal or patch connections.", "positive_items": ["B00JXOCJDK", "B0B95V41NR", "B0C2X15CPH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-780a80d65773cc619d226e29", "partition": "shared_train", "query": "I\u2019m setting up a guitar pedalboard and recording a polished demo: I need precise stage tuning, short reliable pedalboard connections, a long instrument run to my amp, and studio-quality reverb for mixing.", "positive_items": ["B0032UYJDO", "B015HG82EW", "B0032UYJ98", "B0BMDP18VQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-78118af2c732375f4f6aedd5", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording space for acoustic guitar-and-vocal demos and need reliable support for the microphone plus a safe place to rest my electric guitar between takes.", "positive_items": ["B01I6EHKL8", "B09VT45772", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7817372dc99c2335d32d11f6", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice corner and need portable amplification, reliable clip-on tuning, and a safe stand for my instrument.", "positive_items": ["B06Y2W66F5", "B018FCZKR2", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-781bc5505ceb3ffa504d2310", "partition": "shared_train", "query": "I\u2019m restoring my Telecaster and need to replace its worn pickup selector, clean and condition the wood fretboard, then connect the guitar to an amp to test the repaired electronics.", "positive_items": ["B000G85S8K", "B00VSYN25M", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-782759e7b06ab601f38184f2", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing guitar at home and need reliable tuning, comfortable picks for regular playing, and an adapter for connecting a mini stereo audio output to a mono guitar-style connection.", "positive_items": ["B01DK1RHK6", "B0BKZ3GCGR", "B015HG7HMA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-782851c7b4928c986b8ddb18", "partition": "shared_train", "query": "I\u2019m putting together a simple vocal recording setup for rehearsals and demos, with a handheld microphone, protection from breath and wind noise, and a way to connect it to my phone or other 3.5mm audio device.", "positive_items": ["B01DEX53NI", "B07N5J3GTB", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-782bbc75de6965502c2e1a23", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small performances, and need supplies for mounting humbuckers, connecting to an amp, playing comfortably, and holding sheet music while standing or seated.", "positive_items": ["B0C18CV4TS", "B0B6P55RBN", "B07FSD3CP4", "B01H31ITWE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-782cc7b3fa4d957f7bbda365", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for heavier-toned playing and rehearsal, so I need compatible replacement hardware, a high-output pickup, sturdy strings, reliable strap security, a capo for quick key changes, and protective storage for transporting the finished instrument.", "positive_items": ["B00B27J10U", "B0BSGM6CQ9", "B00H35YIJE", "B0713MZL89", "B07VSQP4YX", "B01BGSJIY8", "B07GBRJLK8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7833606175f070ed3e96cf99", "partition": "shared_train", "query": "I\u2019m preparing my Precision-style basses for rehearsal and recording: upgrading one with a P-format pickup and replacement controls, restringing a compatible five-string, adding removable fret markers, and organizing the instruments with sturdy picks, a folding stand, and a proper amp speaker connection.", "positive_items": ["B00NSETB7S", "B0777QWVG9", "B0B8Z2T4PS", "B0064RGHWI", "B018FCZKR2", "B0C5PRQ9K6", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-783916c4010e76f8c655ab4a", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice station and need reliable tuning, a convenient way to keep picks within reach, and adjustable support for proper playing posture that folds away when I\u2019m done.", "positive_items": ["B07T3GZVMD", "B0002CZTIO", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-783d73d39db2cb503796b669", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar practice setup for experimenting with overdrive and slide tones, keeping pedals tightly connected, and safely resting the guitar between sessions.", "positive_items": ["B07CTDDZJM", "B07QQLLXBG", "B09PBL98Q4", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7840d9f8940a4f4b7008740d", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar effects rig and need a sturdy powered pedalboard for several pedals, plus short, quiet right-angle patch connections and space-saving couplers to keep everything organized and connected neatly.", "positive_items": ["B074G2ZBCN", "B085RQGYYQ", "B09PBL98Q4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7849d8e48848300506d08411", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic performance with both a 12-string and a standard six-string guitar, so I need reliable capos suited to each neck and a compact, padded stand that can safely hold either instrument between songs.", "positive_items": ["B08XYTW5S2", "B07CK2QQ6J", "B0BKKLR2Y8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-784ea2aca52211ef7d1befcb", "partition": "shared_train", "query": "I\u2019m putting together a guitar maintenance setup to protect my instruments during playing and storage, keep an acoustic guitar properly humidified, and improve string tension and tuning stability on a Fender-style guitar without complicated modifications.", "positive_items": ["B07Q5DDXYW", "B0B92LPGD2", "B076ZSHQ47"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7855c0bc27412f8cc78061bc", "partition": "shared_train", "query": "I\u2019m setting up a compact drum practice station for home, with a realistic snare-like rebound surface, reliable sticks, and convenient access to spare sticks while I work on my technique.", "positive_items": ["B0BKZ61YJJ", "B09TXP3FSK", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7855dde54a284e1a18f7dfbe", "partition": "shared_train", "query": "I\u2019m setting up my Fender Telecaster for gigs and need a clear replacement guard, a classic leather strap, and lightweight capos for quickly changing keys on my guitars and other string instruments.", "positive_items": ["B00N4ZHQ14", "B0BCXTPJR2", "B00GSFLIBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-785d139c7c1e97de5c46f411", "partition": "shared_train", "query": "I\u2019m setting up a foldable practice station for my electronic keyboard, with stable height-adjustable support, a padded adjustable seat, and piano-style sustain control.", "positive_items": ["B0BT9R8MMV", "B07MZYNZ1C", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-78658c943b96ade0f9845a19", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic performance setup and need reliable connections for the microphones, comfortable support for my guitar, and a convenient way to keep my drink, picks, phone, and set list within reach.", "positive_items": ["B01AIPQCVC", "B0009HLOKY", "B00YJ5C46K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-786ef25c496579ce6d379685", "partition": "shared_train", "query": "I\u2019m setting up a wireless handheld microphone for a live presentation and need reliable transmitter charging plus a suitable windscreen for clear vocals.", "positive_items": ["B002FOJWH6", "B002DQ2660", "B00075Q5LG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-787ce78bb89889475dbb4d50", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for a tighter snare sound and a more versatile groove setup, with quick-change snare hardware, secure rim-mounted microphone positioning, and an added mounted tambourine for layered percussion.", "positive_items": ["B0BL2W52CK", "B089Y8B7HX", "B001F2PHO6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-788c7eb689f1957cb6995be7", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for double-bass practice and need a setup that lets me adjust the tension rods, play with a double pedal, and protect the bass drum head from repeated impact.", "positive_items": ["B0BKZ6M28F", "B000GB3HSK", "B00Y4TY3JM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-78ef909f9819e44cb5868560", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for casual gigs and want a durable string refresh, a comfortable adjustable way to wear it, quick one-handed key changes, and reliable medium picks for strumming and lead playing.", "positive_items": ["B01AH3RSAO", "B09V91H5XM", "B0002D0CEO", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-78fbdd43a9c21802f4ef0b94", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable music practice station at home and need a beginner-friendly keyboard with adjustable support and a padded seat that folds away for storage.", "positive_items": ["B0BN3T6S7S", "B0BK6SKPRP", "B01M7RFRIR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-78fc91d69f073a1288dc54ee", "partition": "shared_train", "query": "I\u2019m rebuilding a Strat-style electric guitar and setting up a high-gain rig, needing a chrome tremolo bridge for vibrato, saturated distortion, and control over amp and pedal hum.", "positive_items": ["B0772XDJX2", "B0C3LHRGB2", "B004TQJ174"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79083c43bebe638dbb43fd4c", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for taking my small acoustic guitar to lessons and casual performances, with padded transport, varied picks for experimenting with tone, and a sturdy adjustable stand for my keyboard or other equipment.", "positive_items": ["B00KMA0R38", "B07VWSB34H", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-791dcd225506509466716e3f", "partition": "shared_train", "query": "I\u2019m preparing my 22-inch bass drum for upcoming live gigs and studio sessions. I need a resonant head with a microphone port and controlled tone, plus durable weatherproof storage that keeps my sticks organized and easy to carry.", "positive_items": ["B071DHNHBH", "B0BKZ3886V", "B07F349RSZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-791ed738d73dabd3e3500ea1", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic guitar performance and recording setup, and need hands-free playing support, a way to control feedback when amplified, and a versatile microphone for capturing clear vocals and guitar.", "positive_items": ["B0B8M2Q1DS", "B09VT45772", "B0010SHU18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7925089edda016b6bc7b5bec", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want a coordinated upgrade for clearer, quieter tone, protected and refreshed humbucker pickups, and reliable tuning hardware that fits a six-in-line headstock.", "positive_items": ["B09W2B4KCM", "B09QBZB83K", "B08CSHMC3V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-792952c1fb848190a89f55f4", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar maintenance station for changing strings, safely removing bridge pins, cleaning the instrument and hardware, making basic setup adjustments, and keeping picks, a tuner, and a drink organized beside my microphone stand.", "positive_items": ["B07TNNP49T", "B00YJ5C46K", "B09ZTFM22K", "B07VRZ3N55", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-793b5abaf4b7998be0119207", "partition": "shared_train", "query": "I\u2019m setting up a small live band rehearsal space and need reliable speaker-to-amp connection, adjustable boom positioning, and secure mounting for handheld vocal microphones during practice and performances.", "positive_items": ["B019NY2PKG", "B0C5PRQ9K6", "B01GGUTOFE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-793cd625f5f23642f565c138", "partition": "shared_train", "query": "I\u2019m putting together a Van Halen-inspired electric guitar rig: restringing my guitar, mounting several modulation and overdrive effects, linking them neatly on a pedalboard, and running the setup reliably to my amplifier for rehearsals and gigs.", "positive_items": ["B0BSGM6CQ9", "B07G5LC6FM", "B0731HKT3X", "B0BK6PLQZW", "B0BCXRG3QQ", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-793fab72d6ec75d16d4de697", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular rehearsals and gigs, so I need a durable heavier-gauge string setup, reliable .88 mm picks for consistent playing, and a convenient way to keep picks attached to the guitar without damaging its finish.", "positive_items": ["B0BXT384GR", "B0002GX7XY", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7941d7985021e374d437a8e0", "partition": "shared_train", "query": "I\u2019m starting a beginner-friendly home music project for writing relaxed, atmospheric songs and need an easy-to-play electric guitar, comfortable adjustable shoulder support, and a simple melodic percussion instrument for adding soothing tones.", "positive_items": ["B07D4QCBX4", "B07QZHN57N", "B07226MCY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-794488273cf69de0a8597188", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a blues gig and need protection for several wired microphones, my in-ear monitoring equipment, and an Eb harmonica.", "positive_items": ["B076VHDK96", "B07KZ9VXS2", "B004MW5BCE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-794700397076ecff57969354", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice setup with reliable tuning, a comfortable adjustable shoulder strap, and quiet amplified playing through headphones so I can practice anywhere.", "positive_items": ["B00CK2DM7Y", "B00HZH4D04", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7948b0e97a2c8a447b1ef960", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for recording heavy rhythm and singing lead parts, and need a matched active pickup setup with tight, cutting highs, fuller rhythm tone, plus fresh 11\u201354 strings for strong output and clarity.", "positive_items": ["B09G5QS1VD", "B07N25FCPM", "B07N21YG1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-795a5867a55f9c2454a22923", "partition": "shared_train", "query": "I\u2019m refurbishing my Esquire-style electric guitar and need a compatible five-hole pickguard, a cream bridge P90 for fuller but clear tone, and hardware to fit vintage tuning keys onto its modern 10mm headstock.", "positive_items": ["B07PXDQ2LX", "B07RNWTNM5", "B08FSWPCVJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-795cfd01330d57e206b97fb4", "partition": "shared_train", "query": "I\u2019m recording a song demo with human-sounding drum backing, a microphone positioned across the room, and multiple layered parts captured through a compact multitrack setup.", "positive_items": ["B092LF6RLS", "B00B9060X6", "B0C4DG9Z5G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-797901beb0e557dc07a61bfc", "partition": "shared_train", "query": "I\u2019m putting together a portable live drum performance setup and need a rolling, stable rack for amplification and sound shaping, XLR signal access, reliable power for the PA, microphones for each drum, and coordinated DMX lighting with cables for small venues.", "positive_items": ["B003IE7QJI", "B002905LB2", "B00I2QAT64", "B003HZPKSM", "B0002E513U", "B0002F761E", "B003FW0IHA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7984e4812ddfea55e9a6c128", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home station for practicing my electronic keyboard and need adjustable support for the instrument, a padded height-adjustable seat, and a piano-style sustain pedal that works with modern keyboards or MIDI controllers.", "positive_items": ["B07MZYNZ1C", "B0BK6T14KN", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-799193ce1116ace488846ac6", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar jam with several instruments and need padded stands to hold them safely between songs, a comfortable adjustable strap with a quick-release setup, and medium thumb picks for playing.", "positive_items": ["B07XP6MHQT", "B09V91H5XM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7996d9af90e5786fe4bfdee3", "partition": "shared_train", "query": "I\u2019m setting up a compact PA for a small live presentation and need to combine a microphone with other audio sources, send the mixed signal through a quarter-inch connection, and project it from an elevated powered speaker.", "positive_items": ["B00102XVN0", "B00Y3NG5HM", "B002C4QWXQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-799ec39fbded2d26397c6433", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular rehearsals and gigs: I need a heavier, lower-tension string setup, varied pick thicknesses to test my attack, and a comfortable strap for standing practice and performance.", "positive_items": ["B07SPHH7TD", "B09NWCD36N", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-799f7beb4e85f06d0d905eb2", "partition": "shared_train", "query": "I\u2019m setting up a small guitar corner where I can safely display my instrument, keep a large pick collection organized, and have fun superhero-themed picks ready for playing or sharing.", "positive_items": ["B0C33K2S3F", "B0818D92N9", "B07C2J458T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79b9e33e5b9991fcebc010c0", "partition": "shared_train", "query": "I\u2019m setting up a beginner youth acoustic guitar performance and need a portable setup to protect and carry a 1/4-size classical guitar, keep it comfortably supported while playing, and sing into a microphone on a stand with a cable.", "positive_items": ["B006HY8CIA", "B0BLLDYSL7", "B07FYJHMSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79beb973018f38af5a9da681", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice station and need a way to hang my instrument safely, play comfortably while standing, and connect it to an amplifier.", "positive_items": ["B09V91H5XM", "B0BPCBF14C", "B081T5GXGT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79c26448de7af8da28ae695a", "partition": "shared_train", "query": "I\u2019m getting my bass ready for regular live gigs and want an easy way to keep it accurately tuned, wear it comfortably for long sets, and attach the strap securely so the instrument won\u2019t slip off while I\u2019m performing.", "positive_items": ["B0BPLFP5P6", "B004GR9MOI", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79ca48aaa5e1c8ca5c82a2e8", "partition": "shared_train", "query": "I\u2019m preparing a small live singing-and-keyboard performance and need stable portable support, a reliable vocal microphone, and an easy clip-on way to keep my instrument in tune.", "positive_items": ["B00646MZHK", "B08NVVLB16", "B008I5QT9K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79cb8ac00330b01a3e9f50fa", "partition": "shared_train", "query": "I\u2019m setting up a home guitar-and-vocal recording session and need reliable tuning, a subtle tone boost, secure playing support, comfortable monitoring, cleaner vocal takes, and basic guitar upkeep so I can track a polished demo.", "positive_items": ["B07MQ61GRY", "B002UXS4JO", "B015XDJB9E", "B07N5MJDBF", "B0179A4ILK", "B07YM5ZHS9", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79cd6661c1c1ea665b8fd99d", "partition": "shared_train", "query": "I\u2019m building a small guitar effects and recording rig that needs quiet balanced connections between pedals and audio gear, an XLR-compatible link, and reliable 9V power distributed to several effects at once.", "positive_items": ["B09JG9CYVG", "B00JORUEDI", "B0BZ3TXPGF", "B08Y57NJLC", "B0C38LLMXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79ce247d48f3c050760f91b7", "partition": "shared_train", "query": "I\u2019m preparing for a small live guitar-and-vocal performance and need to restring my electric guitar, mic my singing, and connect the microphone reliably to the sound system.", "positive_items": ["B092LF6RLS", "B08NVVLB16", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79d48306b0eb620c29deed22", "partition": "shared_train", "query": "I\u2019m getting my home recording setup ready for a live session and need to service the tube amp, restring my electric guitar with heavier strings, and refresh my acoustic guitar for reliable tone.", "positive_items": ["B003FO0N4Q", "B07DWLYGKH", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79d59f95222fe06fe08005c2", "partition": "shared_train", "query": "I\u2019m restoring a full-size violin and need supplies to fit a replacement bridge, secure the chin rest, and improve bow grip for a clear, playable tone.", "positive_items": ["B003HPMQDY", "B015GCI65M", "B010CG21H6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79e210874fec018947a746bc", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for amplified performances and want a simple signal chain with an internal pickup, lush analog chorus, and short color-coded cables to connect the effect pedal and other gear.", "positive_items": ["B005T800V2", "B002C741BI", "B0C621L9FB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79e30e5bd9921919607cf1f7", "partition": "shared_train", "query": "I\u2019m restringing and tuning my six-string acoustic guitar, upgrading the bridge pins for a brighter, more sustained tone, and practicing the finished setup with accurate tempo while keeping a handy pin-removal tool nearby.", "positive_items": ["B000AAGM0M", "B06XH7487S", "B001RMH6JS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79e4fb8fa7404c479ac3aebb", "partition": "shared_train", "query": "I\u2019m organizing a small live outdoor performance and need a portable sound setup for vocals, a wireless handheld microphone for performers, and a reliable DMX connection for controlling the stage lighting.", "positive_items": ["B00ZEKBDXY", "B00BRQ5AJW", "B01KLOTBS6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-79ff28df70af9c45c9921dd0", "partition": "shared_train", "query": "I\u2019m preparing a trumpet performance setup with expressive mute effects, a secure place to keep the mute between passages, and a compact stand for the instrument.", "positive_items": ["B0BYXSTB38", "B0C3LJ8962", "B0B2F781MF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a01c47afaa9d20cd7ffaa4b", "partition": "shared_train", "query": "I\u2019m restringing my six-string electric guitar for Nashville tuning and need the right strings, a tool to install them, and assorted picks to test the finished setup.", "positive_items": ["B08R5GM6YB", "B0BPJ4Q6FJ", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a073e1a759c0e6baa06f2af", "partition": "shared_train", "query": "I\u2019m preparing my six-string electric guitar for a studio session where I\u2019ll create a 12-string-style doubled part, and I need a bright high-strung setup plus comfortable support and durable picks for consistent playing.", "positive_items": ["B0B8M2Q1DS", "B0BPJ4Q6FJ", "B00TQBAWSY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a0877df6e2bf0a03cad0573", "partition": "shared_train", "query": "I\u2019m refurbishing a four-string bass and need an adjustable bridge, secure pickup mounting hardware, fresh coated strings, and replacement control knobs to complete the setup.", "positive_items": ["B0009FC928", "B0BD79DHX8", "B076BKDL3R", "B094K3162K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a090ed2cd33afcced49522e", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice station with supportive seating, a secure place to rest the instrument, adjustable sheet-music viewing, and plenty of picks kept organized and within easy reach.", "positive_items": ["B08LRLRRKM", "B09RJZSQML", "B07Q6XMDHN", "B0047VIXBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a0cb46e06ce118f439a793f", "partition": "shared_train", "query": "I\u2019m building a comfortable home drum recording station and need a movable hi-hat setup, supportive adjustable seating, and enough shielded balanced wire to make custom audio connections.", "positive_items": ["B00HX9EZC0", "B06XWMLT5W", "B01JPEH81A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a14831d7b06321b8834f6f6", "partition": "shared_train", "query": "I\u2019m organizing a small live Latin-funk performance and need portable sound reinforcement, hand percussion for the rhythm section, fresh strings for my four-string electric bass, and a fitted cover to protect my combo amp during transport.", "positive_items": ["B0C159Y982", "B005D1PUWY", "B00B1ZONFG", "B015WYRWYA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a17e93861f967fb86972f98", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for Nashville-style parts and live playing, and need bright 10\u201326 strings, an adjustable woven shoulder strap, and secure hardware to keep it attached.", "positive_items": ["B0B8M5FJB6", "B079TLFL33", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a22851c19994a779a5cfc0a", "partition": "shared_train", "query": "I\u2019m putting together a small live rehearsal recording setup with two Shure dynamic microphones. I need locking windscreens matched to each mic, clean inline gain for a quieter passive microphone, long XLR connections, and a way to keep the cables organized.", "positive_items": ["B087RSX4YM", "B08CMHD5HG", "B0006NMUGI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a24d1bdbf5775cd2343736a", "partition": "shared_train", "query": "I\u2019m restringing my five-string bass and getting it ready for rehearsal, so I need reliable strings, a way to connect it to my amp, and accurate pedal-based tuning.", "positive_items": ["B0BHG58G2F", "B07Q6L4YMC", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a27278586b46c9a308c5822", "partition": "shared_train", "query": "I\u2019m setting up a small live singing performance and need a reliable dynamic vocal microphone, a long balanced XLR connection, and an adjustable boom for hands-free positioning.", "positive_items": ["B06XNBTLHC", "B00O5EL4MA", "B0002T67K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a3621a9fb766ed53dc66b8c", "partition": "shared_train", "query": "I\u2019m setting up for solo acoustic guitar performances and rehearsals, and need a stable adjustable mic position, hands-free access to digital lyrics, and supplies to clean and condition my guitar.", "positive_items": ["B005J9FS0Y", "B07N5MJDBF", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a4cf7781ccca082aa840543", "partition": "shared_train", "query": "I\u2019m setting up a portable live-band rehearsal rig and need to mix several microphones and instruments, make balanced connections to outboard gear and speakers, and safely carry the setup between venues.", "positive_items": ["B0036ECH1M", "B093T1Y12B", "B01M8N618U", "B004MNTIL8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a510c5f55bf49076bc9a932", "partition": "shared_train", "query": "I\u2019m looking for a reed-care setup for alto sax and bass clarinet, with tools to measure, balance, personalize, and smooth reeds, plus controlled-humidity storage for bass clarinet reeds.", "positive_items": ["B016NU779W", "B0BXT3LKL4", "B00TH3Y96M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a5c012218486818711dba19", "partition": "shared_train", "query": "I\u2019m refreshing my nylon-string classical guitar and steel-string acoustic for a small performance, and need replacement strings suited to each instrument plus an adjustable capo that keeps either guitar in tune across different keys.", "positive_items": ["B01MRJUB7Z", "B0BPKH4HB2", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a6229a615e2b40760316a7a", "partition": "shared_train", "query": "I\u2019m putting together a small guitar practice and performance setup with secure padded stands for several instruments, a comfortable adjustable strap, and a variety of pick gauges to test different playing styles.", "positive_items": ["B09NWCD36N", "B08JMQR2JK", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a668e7f5252e152fb6d1a7e", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for live practice and gigs, and want versatile humbucker and single-coil tones, a dependable connection to my amp, and a safer way to keep the strap securely attached while performing.", "positive_items": ["B0002I9QI2", "B003JFX7MG", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a6d6420b89267b2d71390bc", "partition": "shared_train", "query": "I\u2019m preparing a compact multi-horn setup for rehearsals and small gigs, with secure supports for soprano and alto saxophones, protection for my tenor sax mouthpiece, and a lightweight trumpet stand that packs away inside the instrument.", "positive_items": ["B000Y605KU", "B00724ZFVG", "B0B2F781MF", "B000EEJ90E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a75fc4c1dfa4af04c3bdad8", "partition": "shared_train", "query": "I\u2019m getting my mandolin ready for a bluegrass performance and need supplies to replace the strings, clean and condition the fretboard, tune it accurately, and play comfortably with durable picks.", "positive_items": ["B0C9NGP88D", "B0928HW2P4", "B07Y2R3Z2D", "B01C5TBOZ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a7e5b3a088f1e59c2f09b02", "partition": "shared_train", "query": "I\u2019m overhauling my Squier Strat for reliable dropped-tuning playing, with smoother frets, a refreshed nut, heavier strings, tremolo functionality, a humbucker-ready pickguard, and upgraded volume or tone control.", "positive_items": ["B002NLLLQ6", "B0773GYW1N", "B01DFIGIB8", "B0BT3B7GTY", "B00IPG7UXG", "B004SCZ344"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a8085b83c210b43f14e0351", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster for gigs and need a five-way pickup control replacement, a comfortable distinctive strap with secure attachment, and a precise tool to check and adjust string height.", "positive_items": ["B0179A4ILK", "B0B8Z6192W", "B099R8SRNQ", "B0C3LKRRFZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a87c9db0546cb995ac29a0c", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly ukulele practice project for me and a friend, with both soprano and concert-sized instruments, suitable replacement strings for each, and soft reusable picks so we can learn and play together right away.", "positive_items": ["B0BT2RP11L", "B0951C4RGR", "B005ETZF48", "B0B58M32GZ", "B08MWVX9JD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a926f11f0a3d5b83cbe40a5", "partition": "shared_train", "query": "I\u2019m starting to practice fiddle songs at home and need a way to learn first-position notes, tune accurately for bluegrass playing, and keep practice quiet for roommates.", "positive_items": ["B00E9EC2K4", "B07M81HC4C", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a95d59b5417af42445a41c4", "partition": "shared_train", "query": "I\u2019m putting together a versatile live guitar rig with comprehensive amp and effects processing, a dedicated delay for spacious repeats, and reliable noise reduction that preserves my playing dynamics.", "positive_items": ["B075PY3QNP", "B0919825Z2", "B07Y6V2WKV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7a9fc682e4112129bcf63b11", "partition": "shared_train", "query": "I\u2019m getting my trumpet ready for marching season and need supplies to clean and protect it, attach music securely while playing, and organize multiple pieces for outdoor performances.", "positive_items": ["B002Q0WT9C", "B001TOI5QM", "B08R7V5S3X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7aa40d7101e74f5b7adb5359", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar setup for traveling and casual practice, with a full-scale portable instrument, durable picks, a secure way to attach the strap, and a stable stand for safe storage between sessions.", "positive_items": ["B0179A4ILK", "B0002Z2C9A", "B07112LZSM", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7aad41926016f4943a7335d6", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitars and need secure neck support, precise intonation adjustment for an Ibanez double-locking tremolo, and a replacement ivory tip for a Gibson pickup selector switch.", "positive_items": ["B089XFMQ5W", "B01AZBFJOU", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ab38a5bbaae76cfae7d6922", "partition": "shared_train", "query": "I\u2019m refreshing my fusion drum kit and need resonant bass control, plus punchy, tunable heads for the larger and smaller toms.", "positive_items": ["B09HCVLH2K", "B09HCVK9HL", "B0BKZ2BPGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7abda95b8997d7840c83996a", "partition": "shared_train", "query": "I\u2019m setting up a small two-person karaoke or open-mic night and need clear, durable vocal microphones with focused pickup, plus a long quarter-inch lead to connect the setup to my mixer or amplifier.", "positive_items": ["B0BLM2R7FY", "B08NVVLB16", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7abfd30f9fcd9fb4ba2a1e2c", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster for reliable playing and need to refresh the tremolo setup, replace its three-single-coil pickguard, and restring it with comfortable, long-lasting custom-light strings.", "positive_items": ["B002L2E1TQ", "B07DWM2XSS", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ac69169bc82ec704a0e0726", "partition": "shared_train", "query": "I\u2019m refurbishing a compact drum kit for rehearsals and need a 20-inch bass drumhead with a clean front port, plus a sturdy, finely adjustable stand to hold the snare securely.", "positive_items": ["B0002F4VGC", "B07C47QDL9", "B076BWPKRL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ac755880e8c1cd8c11664d4", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small live performance and need an easy way to change keys, keep tuning accurate, and get a warm, full tone while playing.", "positive_items": ["B00H4PEMM6", "B00CIO6BEA", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ac9881c86e79da6f082eec5", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar and bass maintenance station for measuring and adjusting neck and string action, handling common repairs with portable tools, and keeping the instrument safely supported while I work.", "positive_items": ["B00LNV2SAK", "B00NARHNCS", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ad68a0a14343f67ce6dc60c", "partition": "shared_train", "query": "I\u2019m preparing a guitar performance and need reliable tools for precise picking, quick changes across the neck, and adding vintage analog delay effects to the arrangement.", "positive_items": ["B0BL38ZMVZ", "B07MHL48V6", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7adf5e67713ecb56e4a2f4d5", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording session for vocals and instruments, and need a versatile microphone, a long low-noise connection, and an interface that can provide phantom power and work with my computer or phone.", "positive_items": ["B0B3NJ1TDB", "B0BK6SKH98", "B0BC9CHJYZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ae74c0776c8a08020f824c9", "partition": "shared_train", "query": "I\u2019m setting up a home music studio for guitar recording and practice, with a sturdy workstation for my computer and mixing gear, adjustable RGB lighting, and a comfortable strap with convenient pick storage.", "positive_items": ["B074WXM13T", "B01C6YZFY8", "B0040FJ27S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7afd5035fdd3731b9a4d0a6d", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice rig for learning rock songs at home, with a complete guitar setup, a portable battery-powered amp for quiet practice, and extra distortion for heavier rhythm and lead tones.", "positive_items": ["B09VVS2RYK", "B06XWLXCFC", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b015663729763369933b782", "partition": "shared_train", "query": "I\u2019m setting up a home recording studio and need to route balanced signals among my project gear while monitoring mixes privately with comfortable over-ear headphones.", "positive_items": ["B00OGNDKEA", "B017C1ASL0", "B09B45DLQG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b02a089d0165040a18821e7", "partition": "shared_train", "query": "I\u2019m getting my alto sax ready for regular rehearsals and need comfortable support, responsive replacement reeds, and care supplies to keep the instrument\u2019s cork fittings working smoothly.", "positive_items": ["B0B4SGJRHR", "B001EJ4G6U", "B0002EJNH0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b140a4da55bc9e9b2eda7c7", "partition": "shared_train", "query": "I\u2019m putting together a compact home studio for producing synth-driven bass tracks, with a USB keyboard for software control, hands-on expression shaping, a long cable for connecting my bass, and sturdy protection for transporting the instrument.", "positive_items": ["B01MRV9Z1Y", "B00L9R9QLW", "B00X7DCW4O", "B00GG20DJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b143efcc8233e16b426be77", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording station for singing and spoken narration, and need a durable directional microphone, a compatible connection to my audio equipment, and extra protection against plosives and wind noise.", "positive_items": ["B0C698B5WR", "B08NVVLB16", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b1b659dbce88cf4948f8ca9", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for solo vocal-and-guitar performances at small venues: I need clear handheld vocal pickup on a boom stand, a way to balance an instrument and microphone into the PA, connect speakers, and record the finished mix to my laptop.", "positive_items": ["B00X8LFD00", "B0BSB9249S", "B0045FC28O", "B0002ORPLG", "B074VVK9RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b218b219b96c0e415528dc7", "partition": "shared_train", "query": "I\u2019m setting up a home guitar workspace where I can upgrade one electric guitar\u2019s bridge tone, keep sturdy picks ready for playing, and safely organize several instruments.", "positive_items": ["B08FSWPCVJ", "B091YFQGCJ", "B07YMGPV7P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b245ec16dd26042cb0d8eda", "partition": "shared_train", "query": "I want to create a cinematic electronic track on my computer, combining orchestral and synth sounds with effects, arranging it in a full DAW, and programming drums hands-on with USB pads.", "positive_items": ["B08K16DVZF", "B08R8DV1JQ", "B0BLJSQF7R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b338c77188751153f295610", "partition": "shared_train", "query": "I'm setting up a home rehearsal room and need to refresh my electric guitar and five-string bass, keep both securely strapped during playing, store several instruments safely on the wall, and have plenty of durable picks for practice and gigs.", "positive_items": ["B07MFYHKLH", "B079HP2PFK", "B09RJZSQML", "B0BHG58G2F", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b3db1ca06258b4fc85a78dc", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly home livestream for electric guitar performances, with an instrument setup, compact practice amplification, and a microphone that lets me monitor my sound without distracting echo.", "positive_items": ["B074XLVXDX", "B09SZK8WJ5", "B07MCM9XHW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b400b2c55485c269cece60b", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar rig and need fresh heavy-gauge strings, supplies for making compact right-angle patch cables, and replacement true-bypass footswitches with LED control for rebuilding my effects pedals.", "positive_items": ["B0B5GX87XQ", "B076SHBWRM", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b55fa080a4d950fe6715cc2", "partition": "shared_train", "query": "I\u2019m setting up audio for a series of fitness classes and need dependable connections to the sound system, flexible microphone positioning, and foam covers for headset or lapel microphones used by instructors.", "positive_items": ["B00DYAAIAU", "B00NPAMDQ6", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b5cc0b1bce27d22e8ddfe6f", "partition": "shared_train", "query": "I\u2019m preparing my guitar for rehearsals and rock gigs, with adjustable support, pick choices for different playing styles, and an easy way to restring it.", "positive_items": ["B09NWCD36N", "B08R5GM6YB", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b63a509acf9fe4358a07efa", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor community event with live singing and announcements, and need a portable sound setup with elevated speakers, amplification, and a vocal microphone for clear coverage.", "positive_items": ["B015WYRWYA", "B07N5J3GTB", "B00Y3NG5HM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b6c31d07e97bbdbc9e34a46", "partition": "shared_train", "query": "I'm putting together a compact live vocal setup for small gigs and need stable adjustable mic positioning plus a portable powered PA speaker that can be elevated for clear sound coverage.", "positive_items": ["B08F95PWV7", "B017NT392Q", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b80aec1f369a4f77784914c", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic guitar for regular playing and need to replace the nut, handle restringing, secure it comfortably, and try different pick feels.", "positive_items": ["B071L3JRYH", "B07K2M8KN3", "B00IPH8MD2", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b892bf18833ae050f7063a7", "partition": "shared_train", "query": "I\u2019m building a home music-production setup for recording vocals and playing virtual instruments: I need adjustable support for a vocal mic, a stable height-adjustable stand for a full-size keyboard, computer MIDI control, and closed-back monitoring with a balanced connection.", "positive_items": ["B08XMK3D28", "B019NY2PKG", "B01B15JPCQ", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b89b4e870160b2ed036b558", "partition": "shared_train", "query": "I\u2019m rebuilding my Fender-style electric guitar for rehearsals and gigs: I need reliable replacement hardware for the bridge and nut, a way to shape its amplified tone, organized transport for pedals, and a protective hard case for the instrument.", "positive_items": ["B003AYPHJM", "B0C4GR5C3L", "B097Q9W8MW", "B001BZU7C4", "B006MVECVE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b8dfcb7ae2a821e6c71fb92", "partition": "shared_train", "query": "I\u2019m putting together a reliable six-string guitar performance setup with secure strap attachment, smooth volume control and extra gain when needed, plus a gentle adjustable capo for quick key changes.", "positive_items": ["B072M63MXH", "B014PEZVKU", "B000EEJJI6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b91a1c7c2c0b37d098b5e3b", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic-guitar setup for rehearsals and small open-mic performances, with protection and carrying storage for my guitar, a secure place to keep it between sessions, clear vocals, and reliable audio connections.", "positive_items": ["B01DE4DPSC", "B07PPHHG34", "B01MSVSA4X", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b995c4cdada97f4174c6c9d", "partition": "shared_train", "query": "I\u2019m putting together a small world-percussion performance and need a handheld drum for expressive pitch bends, the right curved striker for playing it comfortably, and a resonant frog-like rhythm texture to add playful contrast.", "positive_items": ["B003YM4B38", "B00NP8GYVS", "B01EY7O0A0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b9c85c74c21620195411166", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar-recording studio and need to reduce monitor vibrations, safely hold several guitars, connect balanced audio equipment, and make a short, low-profile instrument connection for my signal chain.", "positive_items": ["B08JMQR2JK", "B01FGCC2FM", "B01M5CXH65", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7b9cc1c8023c3e7d34d69f1c", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a live gig and need reliable picks, precise clip-on tuning, and a compact way to shape my amplified tone and connect cleanly to the PA.", "positive_items": ["B09RTZ26KV", "B00646MZHK", "B002LFCDPM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ba429eb970653fae83d314d", "partition": "shared_train", "query": "I\u2019m putting together a portable drum recording setup and need compact side-mounted microphone placement, protection for transporting my bass drum pedal, and a precise clip-on tuner for setup.", "positive_items": ["B005LTRBLG", "B00646MZHK", "B0C3LGQ9S5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ba79b4b5de7f2d94c1f2ffe", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for rehearsals: restring the guitar, add accurate pedalboard tuning and a clean signal boost, connect everything with a short patch lead, and replace a worn wah-pedal switch.", "positive_items": ["B07C5DLBZT", "B015XDJB9E", "B004T1TJN0", "B0B95V41NR", "B0C61YYGT9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bab6ce5a5234e27c5dde200", "partition": "shared_train", "query": "I\u2019m refurbishing my Precision Bass for regular gigs and want to give it a fresh stage look, upgrade its sound with an active low-noise system, and make it comfortable and secure to carry.", "positive_items": ["B00C9UMETO", "B003YT4SKM", "B06XTFM9RM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bb92ddbfba8cb38f9e4202f", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for live gigs, with a clean boost for solos, warm analog echo with optional modulation, and reliable isolated power for several effects pedals.", "positive_items": ["B076VWK8JV", "B077GH8LF6", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bbcc9589a31c96e0e80378a", "partition": "shared_train", "query": "I\u2019m setting up a home guitar workshop and recording corner where I can safely organize several instruments, smooth sharp fret ends during repairs, and mix or edit recordings with accurate studio monitoring.", "positive_items": ["B091YFQGCJ", "B07SRDVZSL", "B01HUCYOXE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bbee7e2876800577409d931", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for a blues-rock recording session and need fresh heavier-gauge strings, durable picks for expressive playing, and warm, touch-sensitive overdrive tones.", "positive_items": ["B07F5PX9Y3", "B0BSGM6CQ9", "B086PLHS9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bbf77f31ed74a1ad06c0005", "partition": "shared_train", "query": "I\u2019m refreshing a traditional electric guitar and preparing it for gigs: I need no-drill hardware for an existing Bigsby B5, easier string changes, dependable tuning, comfortable playing support, pick options, and compact effects transport.", "positive_items": ["B0055E88FA", "B000PR3JEM", "B003B1PETC", "B0822X83YJ", "B003B1E1TG", "B001986E34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bc0f7630714f300f44b2e97", "partition": "shared_train", "query": "I\u2019m setting up a quiet home vocal recording station and need a studio microphone, a reliable XLR connection to my interface, and isolation from desk vibrations and handling noise.", "positive_items": ["B0C3BSXX6N", "B000165DSM", "B0BLLFSJH2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bc400a2c14fbe784beb4422", "partition": "shared_train", "query": "I\u2019m putting together a portable blues performance setup and need an A-key instrument, protection for a handheld vocal mic from wind and moisture, and a molded rolling case to safely transport the gear.", "positive_items": ["B0BHWP4RHD", "B01N4KM90Y", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bcf38fdb7576238d442a610", "partition": "shared_train", "query": "I\u2019m refreshing my five-string bass for a mellow, low-noise rehearsal setup and need smooth flatwound strings, a reliable way to connect it to my amp, and a clip-on chromatic tuner for precise setup and tuning.", "positive_items": ["B00CBB3D1Y", "B0BKZ5F8BS", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bcf9394a7f6d59bfe67e1b8", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic open-mic setup: I need to amplify my guitar, connect it and a vocal microphone to my audio gear, keep the mic at a comfortable height, share one mic between performers, have picks for strumming, and organize power for the rack.", "positive_items": ["B000K67U52", "B00LOA9KJ2", "B0057RL6DQ", "B002C741BI", "B09RJZSQML", "B0846J7THY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bd7c25327740112c0d107d5", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and recording corner and need a safe way to keep the instrument supported, reduce room echo, and change strings quickly without scratching the tuning pegs.", "positive_items": ["B018FCZKR2", "B0C3LKJXFR", "B00DD7B330"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bd80b4284eede60e70eb0a2", "partition": "shared_train", "query": "I\u2019m restoring my Fender bass for gigging and need hardware to secure the strap, fasten a control potentiometer, and replace the rear string-through-body fittings.", "positive_items": ["B003AYNK0K", "B096K2LZKH", "B003AYK16Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bd91d82f00381643fc32a34", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for rehearsals and need a high-gain sound, tidy short connections, reliable clip-on tuning, and maintenance help to reduce string friction and tuning problems.", "positive_items": ["B07DL9VSDF", "B007Q27BH0", "B01DK40R3M", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bdf6770ceea6756b4664e5e", "partition": "shared_train", "query": "I\u2019m setting up a small recording rig for live drum sessions with a punchy kick track, clear vocals or instruments, multiple inputs, and enough long balanced cabling for flexible room placement.", "positive_items": ["B092LF6RLS", "B00UT2CYS0", "B07CYRYQ8G", "B000CZ0R3S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7be9345a2a6efa0c1e56c2d1", "partition": "shared_train", "query": "I want to refresh and set up my electric guitar with heavier-gauge strings, self-trimming tuning machines, a replacement selector ring, accurate clip-on tuning, cleaner muted practice, and an off-instrument finger-strength and coordination routine.", "positive_items": ["B0B8FSCM9L", "B0BSGM6CQ9", "B01NBIW57O", "B00HY64WLQ", "B0B2M1GPR7", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7becb652ab06a39dcc5271a5", "partition": "shared_train", "query": "I\u2019m setting up a simple home guitar-and-vocal practice station for recording song demos, so I need reliable tuning, a compact amp for shaping clean or overdriven guitar tones, and a way to reduce distracting vocal pops in the microphone.", "positive_items": ["B00WQI2TM6", "B015XTFNP4", "B08T2N25MR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7bf6873fe0ee2f3822d0a529", "partition": "shared_train", "query": "I\u2019m setting up a compact keyboard practice and recording station and need stable adjustable support for a full-size keyboard, a comfortable height-adjustable seat, and a low-profile boom for positioning a microphone near floor-level drums or speakers.", "positive_items": ["B07YJZGP5X", "B0BSCF2FD7", "B0C3PWFLWL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c01b47ca21a113ab601f688", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable piano station for practicing at home and occasional small gigs, with realistic weighted keys, proper seated playing height, and a sturdy adjustable stand that packs away easily.", "positive_items": ["B07C3NTDTQ", "B0725KD919", "B082XMFWFK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c05639b3fde3a549edcf75c", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly home practice space to learn violin and piano, with a full-size weighted keyboard for accompaniment and a way to practice violin quietly at night without disturbing the household.", "positive_items": ["B07C3NTDTQ", "B06XYZHSTD", "B01M72N0A6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c1969f30b9f01e4c0c1cabd", "partition": "shared_train", "query": "I\u2019m setting up a full-size electric violin practice rig for quiet headphone sessions and occasional amplified playing, with a compact portable amp and a complete replacement string set for rehearsals and recording.", "positive_items": ["B00H8BRK0M", "B00DBC0ZA4", "B00P0HHNJO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c1c9cbcd9f6a6da136d1910", "partition": "shared_train", "query": "I\u2019m putting together a small guitar rehearsal and gig setup, with secure storage for several instruments, fast precise tuning when switching between them, and a protective hard case for transporting my acoustic guitar.", "positive_items": ["B001PB5ZG2", "B015HG82EW", "B000P5T0QA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c1eae4014884176c3e8b5e2", "partition": "shared_train", "query": "I\u2019m setting up a guitar practice and performance rig with hands-free Fender amp control, varied stereo effects, and a looper for recording, overdubbing, and playing back layered ideas with drum patterns.", "positive_items": ["B001L8NGJ2", "B019F9DR3S", "B000RVWY42"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c2209b2de173e6eedc1f060", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar and building a rehearsal-ready setup: replace worn neck and tremolo hardware, power my effects reliably, connect to an amp, and keep my guitars safely organized between sessions.", "positive_items": ["B0C6HZ2BJ4", "B088DD5M4V", "B009GT0KNI", "B003AYPT8G", "B07DK59QNR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c3270901c1772df2a672fa6", "partition": "shared_train", "query": "I\u2019m recording an upbeat acoustic rhythm track and need soft shaker texture, durable tambourine accents, quick guitar key changes without retuning, and a beater for solid low-end percussion hits.", "positive_items": ["B00HV7UK6E", "B0002F4NAQ", "B09K4XGD3V", "B09CGJ6XK2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c3af6a11160546e7ef30f6e", "partition": "shared_train", "query": "I\u2019m setting up a compact DJ and music-mixing workstation and need a way to elevate and angle my desktop monitors, reduce unwanted vibration from the surface, and monitor tracks privately with comfortable closed-back headphones.", "positive_items": ["B07RMBZWQP", "B09ZD542QN", "B09J69QB6Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c40f2acf7ab9a544ced36a0", "partition": "shared_train", "query": "I\u2019m setting up a desk-based podcasting and streaming station and need to position a large USB microphone securely, reduce handling vibrations, and protect the mic head from breath and accidental bumps.", "positive_items": ["B019D7KMNK", "B0BK6R9G7P", "B085RTZN3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c4453ba0a65f01e95bb364b", "partition": "shared_train", "query": "I\u2019m setting up a small live recording rig and need hands-on DAW mixing control, a rugged way to route several microphone signals over a long distance, and a shock-isolating mount for clean, low-noise vocal or instrument recordings.", "positive_items": ["B0939BJH9Q", "B0919821SK", "B0002GJHYM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c4d7edfc9746c398c02ba24", "partition": "shared_train", "query": "I'm building a compact guitar pedalboard for recording expressive parts, with foot control for wah and volume, smoother sustain and dynamics, and short, low-noise connections between effects.", "positive_items": ["B01H8E5A82", "B0928H6VZX", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c52efbd614e4c40a46add57", "partition": "shared_train", "query": "I\u2019m filming dialogue for a short movie outdoors and need a directional microphone setup that captures clear voices, handles windy or damp conditions, and connects easily to my camera.", "positive_items": ["B0197WTMMS", "B01BLE4SU6", "B00LOA9KJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c582e151d85fad4e350bc61", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small live music showcase, with guitar tone shaping, protected drum transport, reliable connections for several stage microphones, and wireless options for singers and event announcements.", "positive_items": ["B07QQLLXBG", "B07KY3477G", "B0BZX4HHSB", "B07DX95KP2", "B075VHFRSD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c65f9d0f6266128357cf31b", "partition": "shared_train", "query": "I\u2019m putting together an electric-guitar setup for my first live gig and need a strap with secure attachment, a cable to connect my amp, and sturdy picks for playing.", "positive_items": ["B079TLFL33", "B00C9UMETO", "B0C5PRQ9K6", "B09R6KV6QX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c8d324b03db8f10e0a8ac20", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric-guitar practice corner and need an instrument, a compact amp with clean and overdrive tones plus headphone practice, and a stable stand for safe storage.", "positive_items": ["B0B7Z4Z88L", "B09V1TW1PN", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c8f943c3f57b5a5d537d5b7", "partition": "shared_train", "query": "I\u2019m putting together a portable Latin-inspired music setup for recording and small gigs, and need reliable power for my compact keyboard, a hand-played rattling percussion accent, and a protective case for my audio interface.", "positive_items": ["B01M5EE0H2", "B00IR4CU22", "B0002F51DO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c97f960c5d03e03a45c99b0", "partition": "shared_train", "query": "I\u2019m setting up a small wedding reception stage and need colorful, quiet wash lighting, two reliable cordless handheld microphones for announcements, and a long balanced cable to connect the audio receiver to the sound system.", "positive_items": ["B0B5KX2882", "B0B42V944Z", "B0B1WZRF6H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7c9bca465a099c6ba465e7dc", "partition": "shared_train", "query": "I\u2019m setting up my guitar for regular practice and a fresh restring, so I need comfortable adjustable support, reliable tuning and rhythm guidance, plus a faster way to turn the tuning pegs.", "positive_items": ["B07BC4KMQK", "B09V4JQTN4", "B0BJ3BBTXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7cbd0df9a0ce2cfe7ed1357b", "partition": "shared_train", "query": "I\u2019m preparing a solo acoustic guitar performance and need to restring my nylon-string guitar, keep it secure while playing, tune it accurately for bluegrass-style music, change keys with a capo, and position a microphone for recording.", "positive_items": ["B015HG7F3Q", "B000EENJPA", "B0BPKH4HB2", "B01MRJUB7Z", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7cc0b154c6041e3ee876b339", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for a studio session where I\u2019ll double parts with a bright Nashville-style tuning, and I need the playing, signal, and secure-strapping essentials to make the setup reliable.", "positive_items": ["B079TLFL33", "B0B95V41NR", "B0BPJ4Q6FJ", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7cc143bec68aac594dc2d400", "partition": "shared_train", "query": "I\u2019m setting up a versatile home guitar practice station where I can learn chord shapes quietly and keep both my 12-string acoustic and electric guitar ready for regular playing with fresh, reliable strings.", "positive_items": ["B0BTC9YJ2W", "B0064RTS0G", "B07R49DBC3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7cc759b35639ef27d4fd9ef2", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly electric guitar practice setup at home and need a compact amp with headphone and auxiliary input, varied picks for experimenting, and a convenient way to keep them nearby.", "positive_items": ["B08T2M787L", "B01K1EJQ9U", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7cf14c3e35d27368951ca464", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar for regular practice and small performances, and need longer-lasting strings, a compact way to tune accurately, reliable pitch-changing support for its flat fingerboard, and comfortable leg positioning.", "positive_items": ["B0B1VLQXQ1", "B00QXF3XIM", "B07T3GZVMD", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7cf6613c4223774962b23296", "partition": "shared_train", "query": "I\u2019m preparing for an outdoor keyboard performance and need a comfortable adjustable seat, reliable sustain control that won\u2019t slide on hard ground, and a discreet way to keep sheet music secure in the wind.", "positive_items": ["B07V91JVZ3", "B0BSCF2FD7", "B01LDAGLTO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d089dd3fca9c7b89cb52df3", "partition": "shared_train", "query": "I\u2019m setting up sound for a small live music performance and need to handle several singers or instrumentalists, balance their inputs, and project the finished mix clearly through a powered PA speaker.", "positive_items": ["B002C4QWXQ", "B0B31RCL2G", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d0f6945ae27772a9681d5e8", "partition": "shared_train", "query": "I\u2019m putting together a portable PA setup for a small outdoor performance and need an organized way to carry two stands, plus adapters for extending XLR connections and feeding a balanced 1/4-inch mixer input.", "positive_items": ["B0C5LYJXLR", "B01DK1ZGSQ", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d31d827e6796158f7b500ca", "partition": "shared_train", "query": "I\u2019m outfitting my trumpet for rehearsals and gigs and need secure protection, hands-free backpack carrying for commuting, and a dependable mouthpiece suited to everyday playing.", "positive_items": ["B0094TLUC0", "B0002KX5E6", "B093YJD2D2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d3263708145c0f42135048c", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal and recording corner: I need to refresh an amplifier\u2019s sound, capture the cabinet clearly, add classic modulation effects, and keep several guitars safely organized between sessions.", "positive_items": ["B003VKTEUS", "B08WPJDH8M", "B0C5CTX5LZ", "B073WND433"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d43798fb1e2e560651c91cd", "partition": "shared_train", "query": "I\u2019m building a DIY electronic percussion rig and need a quiet, durable cymbal-style playing surface, piezo elements to sense hits on homemade pads or acoustic instruments, and panel-mount 1/4-inch stereo connections for routing the triggers to my module.", "positive_items": ["B0158E92BK", "B07RK2VG6J", "B07GRG8FYC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d445b078a12a183f86463e4", "partition": "shared_train", "query": "I\u2019m rebuilding my guitar rig around a classic overdrive, wiring it with short DIY patch leads, securing compatible pots and input-jack hardware, and protecting the finished pedalboard for transport.", "positive_items": ["B00B9F6ZZE", "B07482WHBL", "B01BJNIFLC", "B0716QP8SR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d447bd1a97a140cb8153e97", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need dependable stage connections for the PA, several microphones for singers or instruments, and convenient on/off control between performances.", "positive_items": ["B074VVK9RW", "B001GMXFW6", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d491964163e257ef0a768b3", "partition": "shared_train", "query": "I\u2019m putting together a compact home studio for recording spoken broadcasts and checking music mixes, with a dynamic vocal microphone, a quiet balanced connection, and powered low-frequency monitoring.", "positive_items": ["B01BT1SUL4", "B072PQT2DM", "B012E9JTLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d555ab917c75dd085af3807", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small gigs and need sturdy transport protection, a dependable connection to my amp, and a comfortable adjustable strap for playing and carrying it.", "positive_items": ["B00VSYN25M", "B09V91H5XM", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d5c0b5c28a3ad80f3fac84c", "partition": "shared_train", "query": "I\u2019m outfitting my acoustic guitar for a lively solo performance, with protection for the strumming area, dependable picks, and compact hands-free and finger-played percussion to keep a steady rhythm while I sing.", "positive_items": ["B085VD5DMW", "B00JA4T6RU", "B07HHNHK1P", "B01B1IBSIM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d5f6bb38bf022cddeefa5e5", "partition": "shared_train", "query": "I\u2019m creating a mobile travel interview series and need clear audio for hosted interviews, walk-and-talk segments recorded on phones or tablets, and windy action footage captured with a GoPro.", "positive_items": ["B00IBPOBW4", "B00VWCK0BE", "B00KTCLYZE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d6bb6e8b41dedab04813b5f", "partition": "shared_train", "query": "I\u2019m preparing for a live guitar performance and need comfortable, adjustable support for my instrument, a pedal to add expressive overdrive, and a secure way to carry my wireless transmitter or in-ear monitor receiver while moving onstage.", "positive_items": ["B01AW50JXA", "B0B8M2Q1DS", "B08G8W9HJX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d6bba2bdc85a08b6efcf765", "partition": "shared_train", "query": "I\u2019m restoring a vintage electric guitar setup for blues and early rock recording: I need to clean up and remove light scratches, install warm vintage-voiced strings, organize a compact pedalboard with short low-noise connections, and upgrade its spring reverb.", "positive_items": ["B074KRRZCH", "B07B4WXVTZ", "B003BGXW50", "B07JCW1KGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d6e973083b7ac74cd97ea95", "partition": "shared_train", "query": "I want to record a polished acoustic song demo at home, capturing clear vocals and guitar into my computer with a stable, adjustable microphone setup.", "positive_items": ["B01878M5JK", "B0C3BSXX6N", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d751337e086736dff5ef510", "partition": "shared_train", "query": "I\u2019m building a compact percussion setup for recording rhythmic grooves, with bright bell accents, quick trashy splash-and-china effects, and a comfortable handheld shaker for controlled texture.", "positive_items": ["B00HJOTNBC", "B00SO5Z3DM", "B09X6KS6GB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d7b7e142b08b478e73ee01d", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar area for regular playing and maintenance, with tools for restringing, padded floor support for several instruments, and a secure wall-mounted option to save space.", "positive_items": ["B08R5GM6YB", "B08JMQR2JK", "B005ZV5K0O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d8beeb0e45a398904a82ac6", "partition": "shared_train", "query": "I\u2019m preparing a compact live performance setup centered on an upright cajon, with safe transport for two stands and a controllable LED effect light to add stage atmosphere.", "positive_items": ["B09JJ784V5", "B09BXT1NPS", "B00T77SHA2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d980168ceb4a84d7500edb2", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for Nashville tuning and a layered studio sound, and need suitable strings, a secure playing strap, and flexible shielded cables to connect my pedalboard without excess noise.", "positive_items": ["B0062NUUW2", "B074WXM13T", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d9ab1b95bec22150b189ebd", "partition": "shared_train", "query": "I\u2019m putting together an electric guitar rig for rehearsals and small gigs, with a powerful versatile amp, classic flanger sounds, and a dependable way to power the effect reliably.", "positive_items": ["B0C5CTX5LZ", "B0BT84L827", "B083BT49BX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7d9da96d9c1ae2fa00f4649a", "partition": "shared_train", "query": "I\u2019m setting up a home drum recording space and need a practical way to transport my hardware, protect a tom during gigs, restore a clear snare response, and reduce room reflections and echo.", "positive_items": ["B0C2TCV19K", "B0002F71RI", "B00AHAFMCO", "B017DNZKZ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7da30026082f7d1c0fa54723", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar performance rig and need supplies to restring both my acoustic and electric guitars, securely attach a strap, and build bass-and-drum backing parts for practicing and songwriting.", "positive_items": ["B09G5KLKX2", "B00CALHPGY", "B01DECWM0G", "B0BFKPM8MQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-7daa20063041b0373633d0c3", "partition": "shared_train", "query": "I\u2019m preparing a portable cajon setup for small acoustic gigs, with comfortable seating, quick access to percussion accessories, hands-free foot jingles, and padded protection for transporting my instrument.", "positive_items": ["B00JDNYOAW", "B01B1IBSIM", "B01H7N27L2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7db2755e2f65aea02da62388", "partition": "shared_train", "query": "I\u2019m setting up a live performance stage and need recessed floor connectivity with built-in AC power, configurable audio channels, and unpowered wedge monitors so performers can hear the mix clearly.", "positive_items": ["B094DT79SM", "B078JTKJ1X", "B078JQ1KC8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7db3156f1c03f82c399de525", "partition": "shared_train", "query": "I'm setting up a compact guitar recording and rehearsal space where I can keep several instruments safely accessible, hang headphones and cables from a stand, and organize balanced studio connections without cable clutter.", "positive_items": ["B01JB942EU", "B000CZ0RII", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7db3ccd1991615fafeb4a791", "partition": "shared_train", "query": "I\u2019m setting up a two-guitar practice and small gig kit: I need a safe way to stage both instruments, keep one secure while playing the other, and quickly tune or change keys even with a capo attached.", "positive_items": ["B0B8M5FJ9W", "B00IFHCOUO", "B09JMYM88H", "B0BSCFTV2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-7dba27424b4eb06020ae0486", "partition": "shared_train", "query": "I\u2019m recording a short biblical-harp performance at home and need a compact instrument, compatible replacement strings for maintenance, and clear plug-and-play audio capture on my computer.", "positive_items": ["B0C6H9T5T6", "B009F1P6I6", "B0009VCPPS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-7dbcc4f24ed326493f85f5fa", "partition": "shared_train", "query": "I\u2019m putting together a reliable vocal setup for small live performances and rehearsals, with clear voice pickup, hands-free positioning, and a long balanced connection to powered audio equipment.", "positive_items": ["B092LF6RLS", "B08PMZQXN3", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-7dda52b94baf74335943698e", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice corner where I can safely display my instruments, quickly change keys on my acoustic guitar, and connect my electric guitar to recording or amplification equipment.", "positive_items": ["B00CPLODUU", "B01DPCONFM", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-7df0f2e8a14dd6e33bae21f5", "partition": "shared_train", "query": "I\u2019m preparing for long baritone sax rehearsals and need a setup with a suitable mouthpiece, reliable reed control, and comfortable support for carrying the heavy instrument.", "positive_items": ["B01AW50ADE", "B07NFP7MBD", "B071LH1MLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7df6101d831e80877f6d1f8f", "partition": "shared_train", "query": "I\u2019m upgrading my Strat-style electric guitar for prog-rock practice and gigs, with more stable tuning, a humbucker-ready control cover, versatile foot-controlled effects, and precise, durable picks.", "positive_items": ["B09MZ14XJ1", "B0857CYHK1", "B0BXT385LV", "B09P33R2N7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7df707d57eabdae576bbf46c", "partition": "shared_train", "query": "I\u2019m putting together a small live ambient-electronic setup and need to combine guitar texture effects, programmable drum patterns, analog spacey synth sounds, and several stereo or mono sources into one controllable mix.", "positive_items": ["B01KG8N7UK", "B0009XH4HU", "B00BFN58WQ", "B015HG7ZR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7dfb5d1678a20d35be99b0cf", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style guitar and preparing a small live rock setup, with a replacement guard, flexible switching between two amplifiers, and a dependable wired microphone for vocals.", "positive_items": ["B079M92KK5", "B077XN9DCW", "B0B8Z6HSK5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e00b32a797d8555d4cad9d7", "partition": "shared_train", "query": "I want to restore and upgrade my Fender Jazz Bass with clearer, higher-output vintage-style tones, reliable volume and tone controls, and a secure instrument connection, then record and monitor the finished bass directly through my computer.", "positive_items": ["B07KGF3MHC", "B0B8Z6YPWN", "B0002KZEAE", "B0002E3DAS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e02941de44a74907554c1c5", "partition": "shared_train", "query": "I\u2019m preparing for a seated or standing guitar performance and need a stable adjustable stand for music, a comfortable adjustable strap, and a large microphone windscreen to reduce wind noise during recording.", "positive_items": ["B0B88KVQJ4", "B073RQ3DQX", "B001ECQONU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e0a16e0f20f085745de5b9d", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric guitar for regular playing and maintenance, including replacing worn fret sections, fitting heavier-gauge strings, cleaning the rosewood fretboard, and hanging the instrument securely at home. I\u2019d like the guitar and the essential tools and supplies for this project.", "positive_items": ["B093YKLWVN", "B0BSGM6CQ9", "B08DM9NFLH", "B08R5GM6YB", "B003BFZMN6", "B0BGQG84Y4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e0c11ff5e58ae2831076ab4", "partition": "shared_train", "query": "I'm upgrading my electric guitar for more reliable tuning and need installation hardware, a versatile tool for fitting and tightening it, plus a long, quiet cable to connect the guitar to my amp for testing.", "positive_items": ["B0BXT6TM6N", "B0BCXRG3QQ", "B00ABMCHOO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e0daaf1d2ac1f8eda933763", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and gigging rig: I need to refresh the frets, install period-inspired pickups, add atmospheric reverb, power several effects safely, and reduce vibration and ringing in the small preamp tubes of my amplifier.", "positive_items": ["B0842H46XC", "B08PBNXZYP", "B0050NHB1I", "B08YDLSCLN", "B089NJV8Z5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e257a75bb35dc9db1a10b03", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a small live set and need a reliable way to tune it, connect to an amplifier, and play comfortably while standing.", "positive_items": ["B07FYPBL6K", "B00RVE9X06", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e26ff620f54ad125e7f6f31", "partition": "shared_train", "query": "I\u2019m preparing an acoustic-electric guitar for small gigs and home practice, and need reliable tuning, humidity protection, portable amplification for guitar and vocals, plus a replacement handle to carry the amp safely.", "positive_items": ["B078KTV8L4", "B0C6HZHZJJ", "B0BT8GVK6M", "B08VF4K987"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e305776d7d80ce5aed67142", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record vocals over expressive synthesizer parts, with acoustic treatment to control room reflections and hands-free parameter control while I perform.", "positive_items": ["B0747DBPXF", "B07N5J3GTB", "B00GG20DJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e3b73291d3962c4cb304909", "partition": "shared_train", "query": "I\u2019m restoring an older Precision bass for a Beatles tribute project and need heavy picks for playing plus matching chrome replacement covers to bring back its original bridge and pickup appearance.", "positive_items": ["B06XGVNTR6", "B071RYWF1X", "B09MJWYTQW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e49e678ec8f6cb06f54fcd9", "partition": "shared_train", "query": "I\u2019m rebuilding an electric guitar with active electronics and want to improve tuning stability, add a clean string-through-body setup, install a convenient 9V battery compartment, and personalize the fretboard with abalone position markers.", "positive_items": ["B07N4FCW6X", "B092YQWQY1", "B00COFU9XC", "B073RTT48C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e5a43f159f659e4b239fc36", "partition": "shared_train", "query": "I\u2019m rebuilding a six-string electric guitar for Nashville-style doubled recording and need hardware for full-size humbuckers, light-gauge strings, a reliable instrument connection, and flexible routing between multiple amps or recording paths.", "positive_items": ["B007PSJVGE", "B074JHD9WY", "B0B3VQZ3LM", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e604224339093021b653cc6", "partition": "shared_train", "query": "I\u2019m getting my Jazzmaster or Jaguar ready for rehearsals and small gigs, and need to handle basic maintenance, protect it in transit, experiment with pick feel, connect reliably, and add spacious reverb.", "positive_items": ["B0C61YQFHH", "B01DE4DTAG", "B01448UA08", "B07MVCN9XT", "B0BCXKVYJL", "B0BKZ3GCGR", "B08BSFDY99"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e679e04cbe9fbf94e3b9273", "partition": "shared_train", "query": "I\u2019m preparing my bass for flights, rehearsals, and clean recording sessions; I need rugged TSA-secure protection, comfortable hands-free support, and adjustable string muting for tapping or slap passages.", "positive_items": ["B0743HH1JJ", "B07FYL7LW1", "B01NBIW57O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e76b460121d9525e07b0ad7", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need a sensitive studio microphone, a height-adjustable boom stand, and a long balanced XLR connection to my mixer.", "positive_items": ["B00I085NQK", "B019NY2PKG", "B08ZFQ8GLV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e7897422e9c1d8558d9a9ab", "partition": "shared_train", "query": "I\u2019m setting up a small home session to repair and restring my acoustic guitar, record vocals hands-free, and monitor both parts clearly while practicing and making demos.", "positive_items": ["B08XZH8DTM", "B075LQDQTQ", "B00UZ7JADG", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e804d9457abddfc7dbaa2c8", "partition": "shared_train", "query": "I\u2019m upgrading my Stratocaster and assembling a quiet, versatile live rig: I want vintage-style pickups and rewiring with push-pull coil options, plus dependable tuning, smoother sustain, intelligent harmony effects, and noise control for polished performances.", "positive_items": ["B00V8W851A", "B07Q6L4YMC", "B0928H6VZX", "B0928FMW91", "B0919825Z2", "B0B8F6LD9F", "B0007TYPY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e842aab80ced236337b9f09", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and need to clean and polish oxidized frets safely, replace worn control knobs with nickel ones, and have the right compact tool for tightening the guitar\u2019s controls.", "positive_items": ["B003B0FFHE", "B0BT3B7GTY", "B06XRCRT1D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e85a76615511b99580394c0", "partition": "shared_train", "query": "I\u2019m putting together a portable bass rehearsal rig with an adjustable strap, flexible cable lengths, and a passive switcher to alternate between two amplifiers or run them together.", "positive_items": ["B00332F2VO", "B0756P1DV8", "B0087SXH2A", "B0B95V41NR", "B07Y949JY1", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e972a2cea8a410a35414f48", "partition": "shared_train", "query": "I\u2019m putting together a quieter home drum practice setup that still gives me a realistic ride cymbal feel, while reducing cymbal volume and muting a tom for apartment-friendly playing.", "positive_items": ["B08122KWV4", "B0BKLHKRVB", "B0BKZ73MYV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e9a5acf453b12aa568e09ea", "partition": "shared_train", "query": "I\u2019m preparing a portable guitar performance: restring and set up my six-string, safely support it during maintenance and between songs, and add hands-free, realistic drum accompaniment for live practice.", "positive_items": ["B08BW2TBD7", "B00LNV2SAK", "B0C4DG9Z5G", "B0BPJ4Q6FJ", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7e9da18556e9298a11946a49", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar rig for rehearsals and want to restring it with heavier-gauge strings, link several effects closely together, keep the signal path tidy, and have comfortable picks for playing.", "positive_items": ["B085RQGYYQ", "B00CGFRJ2Y", "B09PBL98Q4", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7eb4bd713427b6ed22b1f916", "partition": "shared_train", "query": "I\u2019m setting up a focused violin practice and composition session and need gentle instrument care, an easy pitch-checking aid for intonation work, and quality staff paper for writing exercises and melodies.", "positive_items": ["B01MSJLAFA", "B00L1LL7DQ", "B00LWHC1A2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ec3cd90fe7b2f8a891d3884", "partition": "shared_train", "query": "I\u2019m putting together a portable setup to record electric-guitar demos at home and on the road, with a reliable low-noise connection, a two-input USB interface for vocals or guitar, and a comfortable strap for playing standing up.", "positive_items": ["B004GR9MOI", "B0032UYIK8", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ed510102400aca7c3b6e882", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster and need reliable controls and tremolo hardware, plus a compact battery-powered amp to test the guitar\u2019s tone and setup at home or on the go.", "positive_items": ["B0B818M2YN", "B0B8Z6192W", "B06Y2W66F5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ee1e27dcb32363cfc5f6f52", "partition": "shared_train", "query": "I\u2019m refurbishing my vintage-style Strat for regular playing and need an easy way to tune it, replace the worn pickguard and tremolo cover, and add a comfortable strap with secure buttons.", "positive_items": ["B0733KD4D2", "B07SPHH7TD", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ee391d6534877019da879a3", "partition": "shared_train", "query": "I\u2019m preparing a small bluegrass rehearsal and performance and need reliable gear to restring my five-string banjo, change guitar keys quickly, position a vocal or instrument microphone, and safely hold several guitars between sets.", "positive_items": ["B0BPKH7FJ2", "B0BSCFTV2G", "B017NT392Q", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7efa99ef439a649166622e26", "partition": "shared_train", "query": "I\u2019m building a portable acoustic singer-songwriter setup for small gigs: I need to amplify an acoustic-electric guitar and vocal mic, quickly mount and remove the mic, split its balanced signal to two console channels, and connect a compact 500-series rack into the signal chain with balanced patching.", "positive_items": ["B077TD2QSQ", "B09NKTXQS2", "B00O14MQNU", "B01BVPEUJY", "B0BT8GVK6M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f0ef8b840ba60ec9870c02a", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal recording station for singing and rap demos, with clean voice capture, reduced popping sounds, and speakers for checking my mixes.", "positive_items": ["B09VT45772", "B09Y1X5BSC", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f121dd7b1d79d456848a0c1", "partition": "shared_train", "query": "I\u2019m upgrading a six-string guitar for black metal and death metal, looking for an aggressive neck-and-bridge pickup setup plus a reliable fixed bridge for tight, powerful playing.", "positive_items": ["B0771QTJ78", "B0742QN748", "B001JB6YD6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f226ed1b0819aefde7494c1", "partition": "shared_train", "query": "I\u2019m refurbishing a small guitar collection: I need to correct a bellied acoustic soundboard near the bridge, check neck relief on Fender/Gibson-scale electrics, and recrown worn frets.", "positive_items": ["B089NJV8Z5", "B018ECP1VS", "B083YRNPSR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f25d93a9628247e9e9f9451", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording session for singing while reading sheet music, and need a stable desktop microphone setup with protection from breath and wind noise.", "positive_items": ["B001BYLWD8", "B00LOAASPC", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f3001e17ddab8159c310c09", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice station where I can restring quickly, keep the instrument safely secured on a table edge, and connect it to my amp.", "positive_items": ["B00RVE9X06", "B0BJ3BBTXH", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f36063e79526257212322d6", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar setup for rehearsals and small gigs, with quick accurate tuning, extra boost for solos, and a comfortable secure strap for playing standing up.", "positive_items": ["B015XDJB9E", "B076VWK8JV", "B004Y40GR0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f3b0bee185cdd0d4445bc07", "partition": "shared_train", "query": "I'm refreshing my Stratocaster setup and need new matching exterior parts, reliable leads for connecting the guitar and pedalboard, an accurate tuner, and a secure wall-mounted hanger for storing the instrument afterward.", "positive_items": ["B007X60AZ4", "B07BQVJY7W", "B073VRMPDY", "B091HDS99K", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f40b54bd6ce75909594927d", "partition": "shared_train", "query": "I\u2019m getting my five-string bass ready for a small live show and need to tune and personalize it, secure the strap, send its instrument signal cleanly to the PA, and connect the stage speakers with reliable balanced and long speaker cabling.", "positive_items": ["B0154NRMCG", "B06X9KG3HW", "B009AARY2I", "B0BHSG5C3G", "B0BMYW675H", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f5b4cd0f3b43894f23a278f", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal recording rig and need a durable clip to mount a dynamic microphone, plus balanced right-angle connections for routing the mic signal between the microphone, mixer, and recording equipment.", "positive_items": ["B0007SL85G", "B00GYHA0FS", "B07YXDFM62"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f5b75236396977cfc59b4cd", "partition": "shared_train", "query": "I\u2019m setting up a practical gigging kit for playing guitar, with comfortable picks for a warm tone, a way to keep them securely within reach, and an easy one-handed capo for quickly changing keys on a six- or twelve-string guitar.", "positive_items": ["B00H4PEMM6", "B0BKZ3GCGR", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f6098ee179740fdaf5a675c", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice station for learning songs, switching between two instruments, experimenting with keys and capo changes, practicing with picks, and studying chord construction and vocal harmonies.", "positive_items": ["B001QK1W9Q", "B09JMYM88H", "B0BSCFTV2G", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f67d3347b2cf1f6f67924c4", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record guitar and trumpet, with reliable instrument connections, hands-free control during playing, studio-quality reverb for mixing, and safe wall storage for both instruments between sessions.", "positive_items": ["B004HJ9COU", "B09396NY1C", "B0B8Z6GZZ5", "B0BMDP18VQ", "B0035FZMUA", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f7aa73f8ee63b22cb38b4b3", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar practice setup for home and travel, with secure strap attachment, precise non-slip picks, and portable amp modeling and effects that support quiet headphone practice and tuning.", "positive_items": ["B09RTZ26KV", "B00IPHSRN2", "B0772STLBS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f847b8afdedb7fb5fdd24db", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar and want a replacement tremolo cavity back cover, plus durable thick picks and a convenient way to keep them within reach while I play.", "positive_items": ["B00E8JP07W", "B00HU25WSQ", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f8547aa2595dcbf9f1e2ab2", "partition": "shared_train", "query": "I\u2019m preparing to practice and perform Hawaiian lap steel, and need a setup that supports C6 tuning, smooth bar playing, and hands-free access to sheet music.", "positive_items": ["B0C4RP21KT", "B07NDHXQQV", "B072MLFW5B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f8983240707a5b161376e5d", "partition": "shared_train", "query": "I\u2019m building a compact experimental rhythm rig for rehearsals and small performances, with expanded tom and cowbell percussion, hands-free double-bass control, amplified bass, flexible tone shaping, and MIDI sounds for adding melodic and atmospheric parts.", "positive_items": ["B00BQYODWK", "B00VHKM190", "B000KIRT9C", "B0925F8LPD", "B00ANRZ8LQ", "B008O516JM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f9426170523f80b7810f8b4", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small performances, and need reliable ways to tune accurately, play comfortably, keep spare picks handy, and secure the strap so the instrument stays safe while I\u2019m moving around.", "positive_items": ["B0BG95DG2H", "B00H35YIJE", "B074WXM13T", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7f9554e5cd25dd62eb0d3699", "partition": "shared_train", "query": "I\u2019m filming outdoor interviews with my DSLR and need a compact microphone setup that captures clean audio into a multichannel portable recorder while reducing wind noise for dependable footage.", "positive_items": ["B0C29K9R76", "B00MYGE6B2", "B00TUN2KY2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fb560d9f20cf5e5feffb912", "partition": "shared_train", "query": "I\u2019m setting up a compact home electric-guitar practice and recording corner. I need comfortable support for long playing sessions, durable precise picks for articulate playing, and compact nearfield speakers to hear my playing and recordings clearly.", "positive_items": ["B09VSJD5GP", "B0B8DHDVJZ", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fbe4d014d84edc2086661f0", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small church worship band and need to safely transport the mixer, cover multiple instrument tones with one amp, and add a bright handheld rhythm part.", "positive_items": ["B00M296DC6", "B08R4N5CD4", "B01822J05S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fc007f3b87075312e8432a9", "partition": "shared_train", "query": "I\u2019m rebuilding a Les Paul-style electric guitar and need a replacement neck, durable controls for volume and tone, and an adjustable chrome bridge and tailpiece that will fit the body and support a reliable setup.", "positive_items": ["B07MV8YSRR", "B089K3Q8HY", "B08HVGW1W5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fc0d25729198ee38b4fc6d7", "partition": "shared_train", "query": "I\u2019m putting together a practical acoustic-guitar setup for rehearsals and small gigs, with comfortable hands-free playing, secure stands for instruments, and sturdy dreadnought protection during transport.", "positive_items": ["B076346CZ9", "B08JMQR2JK", "B014L7L5EM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fc8a489492122cf6f954d48", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and need long-lasting strings, comfortable picks, and an adjustable strap for hands-free playing.", "positive_items": ["B07DWLYGKH", "B0B8LK7MTH", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fd43ce25a46f9623becb296", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and spring-reverb amp by replacing worn controls, expanding pickup selection, and restoring the amplifier\u2019s reverb.", "positive_items": ["B003BGXW50", "B000JCH2T6", "B0BXT2KZYB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fda482bf2575d932aad86e2", "partition": "shared_train", "query": "I\u2019m setting up a small vocal recording station and need a stable height-adjustable mic stand, flexible boom positioning, and reliable 48V power for a microphone that requires phantom power.", "positive_items": ["B0BWJBZSQH", "B0BRPGBC85", "B079C82DC3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fda82b061568c561d72b7c3", "partition": "shared_train", "query": "I want to build a custom A-style mandolin and need the project materials, smooth durable tuning hardware, and a lightweight padded case for carrying the finished instrument.", "positive_items": ["B0084QS4D2", "B01M0TMFHN", "B002Q85B8U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fdf2c9d9daf0d958f20f4f5", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording session where I can sing into a properly positioned microphone while playing a MIDI keyboard with expressive piano-style sustain and cleaner vocal takes.", "positive_items": ["B017NT392Q", "B0BT9R8MMV", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fe279c8801010708af94ad9", "partition": "shared_train", "query": "I'm building a versatile rock guitar setup for rehearsals and recording, with punchy distorted tones, smoother overdriven leads, and spacious swirling modulation for switching between rhythm, lead, and atmospheric parts.", "positive_items": ["B0002D0870", "B086QM1F75", "B086QMZG22"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7fea626b6f96c1988e355459", "partition": "shared_train", "query": "I\u2019m building a compact vocal recording setup and need flexible microphone matching, a clean connection between gear, and enough amplification for nearfield monitors.", "positive_items": ["B0002E58DS", "B000MYFHZC", "B06XX5RM8K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ff3627c9430ed26da2eb31d", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and performing solo guitar songs, with options for strumming, fingerstyle, and thumbpicking, plus small amplification and a supported microphone for singing or announcing between songs.", "positive_items": ["B07BZWB2Q6", "B0BT8FDL8B", "B0C6K471PB", "B002G1UT5C", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ff832cd6458843c352f7c01", "partition": "shared_train", "query": "I\u2019m putting together a small electric-guitar setup for rehearsing and playing live, and need reliable picks plus both a short patch connection and a longer shielded cable to link my instrument and gear with clean signal.", "positive_items": ["B07Y94MSG9", "B07F5PX9Y3", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ffb4c089ca60171d08d79f7", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice kit for regular rehearsals, with reliable tuning, plenty of comfortable picks for different playing sessions, and an easy way to keep picks within reach.", "positive_items": ["B0BG95DG2H", "B01K1EJQ9U", "B015HG7HMA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-7ffd77ffb5021d9014d3ca21", "partition": "shared_train", "query": "I\u2019m setting up my bass for a neon-lit live show and need to restring it, connect a compact pedalboard cleanly, and control my instrument\u2019s volume from the stage with reliable cabling.", "positive_items": ["B07Y6ZQCX8", "B005MIEJNO", "B005T800V2", "B00RX5HQS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8005516c4ec4629bb831b6fb", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for smooth flatwound tone, replacing the strings, securing the pickguard, and adding sturdy picks for riffing.", "positive_items": ["B00UAPWT04", "B07YMFXRX5", "B004OAKV60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8017bf4c65f4229225b14055", "partition": "shared_train", "query": "I\u2019m preparing several guitars for a recording session and need to clean and condition their fingerboards, restring a 12-string acoustic, set up a high-strung electric for doubled parts, and keep a .019 plain steel replacement string available.", "positive_items": ["B07CRK35NG", "B00B0AQHVA", "B0BPJ4Q6FJ", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-801ee1cae63a1cd36be2bfab", "partition": "shared_train", "query": "I\u2019m setting up to practice lap steel and slide guitar, with reliable tuning and comfortable picking for playing blues and country at home.", "positive_items": ["B0BHSG5C3G", "B0B863M78X", "B07XH19YNB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-803607bf07ac28abe61ac5d3", "partition": "shared_train", "query": "I\u2019m putting together a versatile guitar practice setup for amp playing, with a dependable instrument connection and picks suited to both precise lead work and lighter acoustic-style strumming.", "positive_items": ["B01BU6B4Q6", "B09S2VB3KW", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-803d5578069c22a73119ff6c", "partition": "shared_train", "query": "I\u2019m setting up a small live music rig for guitar and bass, and need a way to convert both instrument signals to balanced XLR, reduce ground hum, and run them reliably to the mixer from across the stage.", "positive_items": ["B0027V760M", "B00356J8KE", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80450cc405c442ac41164252", "partition": "shared_train", "query": "I\u2019m setting up a comfortable mandolin practice routine with secure playing support, adjustable sheet music positioning, and finger-strength and coordination exercises between sessions.", "positive_items": ["B0B8LYBTXZ", "B00N5TGXOA", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-804d239e074c84d5f981e4f3", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor karaoke performance and need a handheld vocal microphone, reliable XLR connectivity to my audio equipment, and wind and spit protection for the mic.", "positive_items": ["B003GEBGA0", "B091MZPYBQ", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-804f78725fd97bcc91f57459", "partition": "shared_train", "query": "I\u2019m preparing to record a baritone sax performance at home and need reliable reeds, comfortable support for playing, a protective pouch for my mouthpiece, and a simple USB microphone for capturing the music clearly.", "positive_items": ["B07MHR19SC", "B01AW50C0A", "B00TH3YFE8", "B09G9DVTD3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-806c3eb6283b9069fcfa5706", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar for gigs and need to improve its tone and appearance, update the controls, and keep the strap securely attached while playing.", "positive_items": ["B0179A4ILK", "B09MQGL896", "B0BZ1XQX97"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-806edaf158386bf3d194c170", "partition": "shared_train", "query": "I\u2019m building a compact electronic drum setup for rehearsals and multichannel recording, with a way to mount the percussion module, keep sticks within reach, route balanced audio connections, and connect everything to an eight-channel interface.", "positive_items": ["B07CYRYQ8G", "B09Q3ZMMYS", "B00OA627NI", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80841f0e33f49b3f22b63836", "partition": "shared_train", "query": "I\u2019m putting together a small band rehearsal and recording setup: I need secure storage for two guitars, a compact mixer with USB and mic/line connectivity, and a heavy-duty replacement hinge to get a compatible bass-drum pedal working.", "positive_items": ["B0009AL82A", "B0170HGKPO", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-808599238cbdeffceebd9cd2", "partition": "shared_train", "query": "I\u2019m getting back into playing alto sax and need a comfortable setup for practicing and traditional jazz, including an easy-playing mouthpiece, warm responsive reeds, and an adjustable neck strap.", "positive_items": ["B09CM3BCC8", "B07NFPR6LT", "B07Z36FXMX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8085adf59d0066a80a51d28a", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and care space where I can replace worn classical-guitar tuning machines, play quietly with comfortable support, keep sheet music open, maintain my instruments, and safely hang several guitars on the wall between sessions.", "positive_items": ["B09YD52D2S", "B008PIVRY2", "B07226MCY6", "B01N41SI41", "B00EB11YM2", "B00EIPR21S", "B09ZTK33ZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8088be1784e4c7f154d9a1ea", "partition": "shared_train", "query": "I\u2019m refurbishing an older steel-string electric guitar and need compatible parts to refresh its tuning hardware, replace the worn output connection, and upgrade the volume and tone controls during the same repair.", "positive_items": ["B009AQZM30", "B07D78R96K", "B01M0IQ5QI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-809585f6616ba317b9e78765", "partition": "shared_train", "query": "I\u2019m refurbishing a Tele- or Les Paul-style electric guitar and need improved tuning stability, a secure strap connection, replacement output-jack mounting hardware, assorted compatible screws, and a reliable cable for testing and playing it through an amp.", "positive_items": ["B014PEZVKU", "B08NB3DDC2", "B0B28X36H2", "B08QGMRGWM", "B077K9CYLW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8095cd7ba8e9da450f34d8ba", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and need a black replacement guard, matching aged-white control knobs, and upgraded 250K tone circuitry with a .047uF capacitor for the wiring job.", "positive_items": ["B00GK75WXC", "B07TC84KWJ", "B07XT9Z9G1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-809734ad65e6cfd7f78144f4", "partition": "shared_train", "query": "I\u2019m refurbishing my metric Les Paul-style electric guitar and need new control knobs, fretboard cleaning and conditioning, plus sturdy protective storage for transport.", "positive_items": ["B07T41F22R", "B0928HW2P4", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-809e124a9d5bb0fb7908fdac", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and need supplies to replace its volume controls, speed up a careful string change with a drill-compatible peg tool, and try different pick weights while testing the finished setup.", "positive_items": ["B08BSFDY99", "B0C3LKJXFR", "B07X7LR39B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-809fd65696ab97419759c9e6", "partition": "shared_train", "query": "I\u2019m building a compact Latin percussion rig for live rehearsals and need high-volume handheld texture sounds, a metal scraper-style rhythm instrument, and a secure way to attach an electronic percussion module to my existing drum hardware.", "positive_items": ["B09Q3ZMMYS", "B09MK6GSVH", "B01HXAR8DG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80a3252da48fa5af28df5f8d", "partition": "shared_train", "query": "I\u2019m restoring a bolt-on electric guitar and building a compact home recording setup, so I need a precise neck-angle adjustment plus short connections for routing the instrument and microphone through my audio gear.", "positive_items": ["B01LW96EM8", "B06XCNXGT6", "B075VHFRSD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80a40182b68c666f2a9c0440", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar for expressive classic-style playing and need the hardware for pitch bends, reliable connection to an amp, and durable picks for rehearsing and performing.", "positive_items": ["B004MNEHS2", "B09R6KV6QX", "B0BXBFG6BX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80a42ba69e640083d4688ed6", "partition": "shared_train", "query": "I\u2019m refreshing my guitar for a small gig and need to replace the strings efficiently, tune it accurately, and change keys quickly between songs.", "positive_items": ["B0BSCFTV2G", "B00IFOTSJW", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80b361ebc9068036f0d73d56", "partition": "shared_train", "query": "I\u2019m restoring and upgrading a vintage-style Strat guitar: I need to improve the fretwork and setup, replace the nut and strings, fit a compatible pickguard, and build a compact pedalboard with a wah while linking the effects together neatly.", "positive_items": ["B07HGRFG5J", "B09PBL98Q4", "B0B3VJ3TCJ", "B09M7P8SBH", "B077GK1J7N", "B07BFVF7LZ", "B07CMZVJSN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80b3f83037848004f2f26927", "partition": "shared_train", "query": "I\u2019m setting up a small saxophone ensemble rehearsal and need a way to keep several horns safely organized, support one comfortably during extended playing, and combine multiple instrument signals into a shared output.", "positive_items": ["B0009XH4HU", "B0C3LHMKWL", "B01AW50ADE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80b8b7f8b8ede72ea12258c1", "partition": "shared_train", "query": "I\u2019m building a compact curved percussion rack for rehearsals and need a sturdy supporting leg, a curved crossbar, and an adjustable clamped boom to position a microphone without using a separate stand.", "positive_items": ["B01K20YDE6", "B08WB4GMKZ", "B0B9SFFTP6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80cce13130aeddb5ae8afeca", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home guitar practice station and need an adjustable padded seat, accurate clip-on tuning, headphones for focused listening, and a stable stand to keep my guitar supported between sessions.", "positive_items": ["B0BPLFP5P6", "B017DUNO5W", "B0C3PY6TBF", "B08MH82HS8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80e15d70597ef6340e3bb30f", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular practice and small gigs, and need heavier-gauge replacement strings, reliable tuning, a secure strap, and comfortable protection for fretting and picking fingers.", "positive_items": ["B0B8M5FJ9W", "B099QSKMBP", "B0C6HXYY3R", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80e1ce2890dadab00551b814", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for recording acoustic guitar and percussion, with a clear instrument microphone, an adjustable boom stand for positioning, and a rugged protective case for transporting my multitrack recorder.", "positive_items": ["B00Z5OUJV6", "B019LR2XTS", "B00M9CUL60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80e273298fc2fbe95b89e741", "partition": "shared_train", "query": "I\u2019m setting up a compact home band rehearsal and demo-recording station: I need several microphones for vocals and instruments, shock-isolating mounts for different mic types, isolating headphones for clear monitoring, and a clamp-on drink holder to keep refreshments away from my gear.", "positive_items": ["B001D2TPZU", "B0007SL85Q", "B0BR2J1P6R", "B07C91JT14", "B0002F519I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80e49f21fe03cc04e9abc45a", "partition": "shared_train", "query": "I\u2019m setting up a live guitar-and-electronic performance in Ableton, with hands-on control for launching and mixing parts, a talkbox vocal effect, and the balanced connections needed to send everything cleanly to the PA.", "positive_items": ["B010E97QG2", "B06X9KG3HW", "B001T9O60Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80e64e81d3589e1d28c27931", "partition": "shared_train", "query": "I\u2019m rebuilding my Floyd Rose-equipped electric guitar for a crisp, high-output metal tone, with upgraded pickups, renewed tremolo hardware for reliable playing, extra sustain, and fresh strings.", "positive_items": ["B00MBLZH5O", "B07Q3ZDXB3", "B07B7JBBZY", "B007TXT27S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80ea6bd5cf62a2a844497ac8", "partition": "shared_train", "query": "I\u2019m wiring a small home recording setup for guitar and vocals with a laptop, mixer, and audio interface. I need long instrument and microphone runs, short right-angle guitar connections, and stereo RCA and quarter-inch patching between the gear.", "positive_items": ["B00K39U1NE", "B0B815P3NB", "B00L9R9YVO", "B00RVE9X06", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80ec9bbac5f45158b815ceaf", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and recording space with wall-mounted storage for my guitars, long microphone runs, and an accessible rack-mounted balanced XLR patching system for flexible signal routing.", "positive_items": ["B09P3ZVLV8", "B00LTDOL02", "B00NPAMDQ6", "B004J9WSD0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-80f5d7c6f6a678d7695fc0fe", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice corner and need a safe way to display the instrument, connect it for amplified playing, and quickly change keys while practicing.", "positive_items": ["B09KWWS7DH", "B00WJ3JUFM", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8102f8e967408ac8f271d1b7", "partition": "shared_train", "query": "I\u2019m setting up a small church-hall performance and need to organize four handheld microphones, connect an instrument-level source to a balanced microphone input, and adapt a 1/4-inch cable for an XLR connection.", "positive_items": ["B00FC4YPF0", "B07N5LWMF1", "B0002DUQ72"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81041c319a388c9f30dba1c6", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice and recording corner for two instruments, with a portable amp, secure space to hang both guitars, and easy computer audio monitoring.", "positive_items": ["B00N5THDR6", "B017JK7O7K", "B07KGF3MHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81069b8399944fe3804ef818", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar performance and need natural-sounding tone shaping, thumbstyle picking control, and an adjustable way to position a microphone securely near my playing area.", "positive_items": ["B08448RJNW", "B071S81HS5", "B07WTBV69J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8107d518b62862bcbb9441bc", "partition": "shared_train", "query": "I\u2019m refreshing my mandolin for regular practice and small performances, and need bright replacement strings, reliable clip-on tuning, and comfortable picks for a warm, clear sound.", "positive_items": ["B01C5TC5A6", "B00646MZHK", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-810ce51c59b5a3191d32713e", "partition": "shared_train", "query": "I\u2019m putting together a portable keyboard-and-vocal performance setup and need comfortable adjustable seating, a highly accurate tuner for the instruments, and padded protection for the PA speaker during transport and storage.", "positive_items": ["B07M6B3RDW", "B06VWY2VGQ", "B07S92BLTS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81111d9495a6278200ba8a69", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for an EVH-style setup, with a powerful humbucker sound, smoother volume control, and the ability to switch to Drop D tuning instantly.", "positive_items": ["B007SOPCTK", "B002IGT0VY", "B004A15B0O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8121e3e596baec5dbdf943b7", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record podcast episodes and vocals, with clear microphone positioning, protection from plosive sounds, and wall treatment to reduce room reflections for cleaner recordings.", "positive_items": ["B0C4XQ496G", "B0001Z99R4", "B07SR3TDZQ", "B0C33RNB7L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81254748b87aed0e11f5aeaa", "partition": "shared_train", "query": "I\u2019m setting up a compact DJ presentation and need a lightweight T-bar stand for elevated lighting, a fitted cover for a clean appearance, and a long XLR connection for my audio equipment.", "positive_items": ["B08DBDD6CM", "B0BCCV59BG", "B06Y17CPDF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8129d3bddcd0326349b43761", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home electric-guitar practice and pedalboard area, with secure wall storage, a shock-absorbing adjustable strap for longer sessions, and short right-angle patch connections for tightly spaced effects.", "positive_items": ["B00WJ3JUFM", "B09VSJD5GP", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-812fcde8f02c35e399b5fa78", "partition": "shared_train", "query": "I\u2019m preparing both Bb and bass clarinets for an upcoming ensemble rehearsal and need reliable replacement reeds for each instrument plus something to keep their cork joints properly maintained.", "positive_items": ["B00TH43SJK", "B0002EJNH0", "B08DLK3GC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8138d5c60387a169aca6dac0", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ and karaoke setup for small community events, with clear powered speakers, microphone support, stronger low-end bass, a height-adjustable laptop/controller platform, and an easy way to carry two speaker stands between venues.", "positive_items": ["B075RB1KN7", "B0BB7ZN8XH", "B09MMT45P1", "B09JJ784V5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8143ccebad441f62a2ba9a89", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup: I need new bright, easy-playing strings, a tool to efficiently remove and install them, and a secure wall-mounted way to display the instrument afterward.", "positive_items": ["B09K63CHXF", "B07DBKLXF2", "B007MY5BDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8148e1c4753eeb955438d698", "partition": "shared_train", "query": "I\u2019m restoring an older Precision-style bass and want period-looking chrome hardware, a replacement black thumbrest, and a set of clearly color-coded short patch leads for connecting and testing its live sound setup.", "positive_items": ["B071RYWF1X", "B00M6SI0X8", "B06XGVNTR6", "B0002E2G5Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81604002cab262b407f4b4a9", "partition": "shared_train", "query": "I\u2019m preparing to record classical guitar at home and need replacement strings with options for a rich, customized tone, plus a USB connection for linking my Focusrite audio interface to my computer.", "positive_items": ["B07DPN7VYF", "B09DDV6MTS", "B0BFKN9P7R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-816d8d83915d11a0704e84c2", "partition": "shared_train", "query": "I\u2019m preparing a layered guitar-and-vocal demo, so I need high-strung electric guitar strings, fretboard care and a safe polishing cloth, plus a recording setup with microphones, interface, monitors, and headphones for tracking and mixing.", "positive_items": ["B08GGYMGY3", "B0BK5CXZBT", "B0BPJ4Q6FJ", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-816e7ed9b1957768e7317a02", "partition": "shared_train", "query": "I\u2019m recording a simple acoustic guitar-and-vocal demo at home and need a compact microphone setup that reduces vocal pops while giving me comfortable picks for strumming and fingerstyle parts.", "positive_items": ["B0058MJX4O", "B0BKZ3GCGR", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-817c1fbffdf451c41c2f53fe", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster with a mint-green faceplate, upgrading the string nut, and need a slim, finish-safe wrench to install and tighten the hardware without scratching the guitar.", "positive_items": ["B0BT2Q355P", "B0BCXRXTNY", "B0B29N7VC8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81849b7249c53bd3032a60be", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for focused, articulate practice and recording: I need durable, attack-forward sticks, a crisp controlled snare head, and a warm, shorter-sustain 13-inch tom resonant head.", "positive_items": ["B00TQ9MG9Y", "B0BBPLFSCG", "B0B2TND26L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8196105309daa2f9ac566e24", "partition": "shared_train", "query": "I\u2019m setting up a tidy home bass practice station with secure wall storage for my instruments, picks kept within reach, assorted gauges to try, and a protective bass bag for carrying everything to lessons or rehearsals.", "positive_items": ["B00LTDOIXW", "B01K1EJQ9U", "B08BJGBHN7", "B00N5TH2H2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81a3690a92f7b410dd026106", "partition": "shared_train", "query": "I\u2019m putting together a small live music setup and need reliable instrument connections for guitar or keyboard, including flexible cable routing, plus extra stability for a round-base microphone stand onstage.", "positive_items": ["B0735N2SDY", "B01BU6B4Q6", "B081T636X2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81ae2e27b06fed65341e131f", "partition": "shared_train", "query": "I\u2019m preparing a concert setup for switching between Bb and bass clarinet, and need dependable reeds, compatible ligatures for each instrument, a bass clarinet mouthpiece, and protective storage for the mouthpiece.", "positive_items": ["B0C3PRYKBZ", "B00TH3YFE8", "B00TH4ENYE", "B00TH4F910", "B08DLK3GC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81af0a7a3e615a0617ed5251", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to build a custom-gauge string setup with fresh plain and wound strings, while replacing the worn pickguard mounting screws.", "positive_items": ["B003UORITO", "B0002GYXIM", "B0002GYXFK", "B003AYI83O", "B0002GYX50", "B003UOSUXC", "B0002D0L4K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81b32eb26d37ad0caa488e1d", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar for smooth jazz and blues practice at home, and need supplies to condition the fretboard, restring it with mellow flatwounds, keep it accurately tuned, play comfortably, and amplify it quietly or with light overdrive.", "positive_items": ["B07V46KRD8", "B06XWLXCFC", "B09R6GDRV4", "B093YKLWVN", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81ced2d4389dee71a4255b52", "partition": "shared_train", "query": "I\u2019m refurbishing a small rehearsal-room bass and PA setup: I need to improve the bass\u2019s bridge and intonation, upgrade a low-frequency speaker cabinet, and connect my electronic instruments cleanly to the mixer.", "positive_items": ["B08YJXB8RD", "B003H8ZC5A", "B0009N5VIE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81da46c5b20e11be39e5c9a3", "partition": "shared_train", "query": "I\u2019m setting up a small home blues performance and recording session, and need a clean, polished guitar, a high-register harmonica for melodic parts, and an adjustable boom arm to position my microphone smoothly without scratching equipment.", "positive_items": ["B074KRRZCH", "B0C3R73Y2X", "B0BWJBZSQH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81df12b42f505d3c192c5e0d", "partition": "shared_train", "query": "I want to create a compact home recording setup for composing with virtual instruments, recording vocals or acoustic instruments through a USB interface, positioning the microphone securely, and monitoring takes privately with headphones.", "positive_items": ["B004LLV04E", "B017NT392Q", "B08FDBCYHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81e0149aad28e6005e9c2a91", "partition": "shared_train", "query": "I\u2019m setting up a compact home bluegrass guitar practice station and need a secure wall display, reliable specialty tuning, and a long cable for connecting my instrument to an amp.", "positive_items": ["B06XB3FQKB", "B015HG7F3Q", "B000AS7QJU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81e9e46017fb216674edd96d", "partition": "shared_train", "query": "I\u2019m building a compact guitar-and-bass pedalboard for live playing, with reliable stage tuning, smoother dynamics, and spacious ambient reverb for different songs and venues.", "positive_items": ["B07KDYH2DF", "B074GXRXVR", "B075PZ7YC1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81ec456e45eb09b5cf184804", "partition": "shared_train", "query": "I\u2019m preparing a small guitar-and-vocal performance and need to restring both my steel-string and nylon-string guitars, keep them accurately tuned, and amplify my singing with a reliable wired microphone.", "positive_items": ["B00IFOTSJW", "B003GEBGA0", "B0BPKH4HB2", "B001677QO4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81ec81110b7ed229d0ff36aa", "partition": "shared_train", "query": "I\u2019m preparing a small folk-rock rehearsal and recording setup with vocals, bass, violin, and mandolin, needing versatile sound capture, stand-mounted violin and bow storage, a compact boom, dependable instrument connection, fresh mandolin strings, violin rosin, and comfortable bass support.", "positive_items": ["B09VT45772", "B0002E5518", "B000EENO2S", "B01DE4DVO0", "B000BNG668", "B0B8LZKBN7", "B07DWY44X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81f3fde3532b1060e54f2f13", "partition": "shared_train", "query": "I\u2019m preparing for guitar rehearsals and casual performances, and need essentials for plugging in, shifting song keys easily, and getting a warm, consistent sound while picking.", "positive_items": ["B01DE4DPSC", "B00H4PEMM6", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81f66d1d4c2e852184e47204", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for recording and performing a percussion piece, needing soft mallets for cymbal swells, a compact way to carry mallets and accessories, and an adjustable stand to position a microphone.", "positive_items": ["B0CF797FLB", "B0002D0I34", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-81f684807c182ad22d9ca7ed", "partition": "shared_train", "query": "I\u2019m setting up a home piano practice station and need a Yamaha P125-series digital piano, a compatible wooden furniture stand, and compact closed-back headphones for quiet playing and focused practice.", "positive_items": ["B07DL3DR2D", "B07CNZJRR1", "B07C3NTDTQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-820094ccf95ab01e17d99f7c", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for small live gigs and want a comfortable adjustable shoulder strap, long-lasting replacement strings, and a precise pedal tuner for reliable setup and tuning.", "positive_items": ["B07DWLYGKH", "B015HG82EW", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82041e8881654af06d2dffe7", "partition": "shared_train", "query": "I\u2019m preparing for a small blues-and-folk jam where I can play harmonica hands-free while strumming guitar, and I\u2019d like versatile picks plus a standard key to get started.", "positive_items": ["B08BSFDY99", "B0002H0RXQ", "B00WE6INNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8205643076b835b538e19a2f", "partition": "shared_train", "query": "I\u2019m setting up a portable rehearsal space for a small group, with a way to keep my tenor saxophone dry, safely hold several guitars, and display sheet music while sitting or standing.", "positive_items": ["B09CD32F7Q", "B08JMQR2JK", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82072685ab1b14e62f6f7544", "partition": "shared_train", "query": "I want to start playing electric guitar with picks for practice, a secure strap setup, and basic tools to clean and adjust the instrument as I learn.", "positive_items": ["B000CPSGD6", "B0179A4ILK", "B07FSQMJBP", "B07D4QCBX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8219e85ebfa8f914ea1b2e6c", "partition": "shared_train", "query": "I\u2019m preparing a small Cajun/zydeco street performance and need affordable accessories for switching between mandolin and banjo, including bright recording-friendly strings, quick pitch changes, comfortable hands-free support, and tactile rhythm with simple wind and twang sounds for lively traditional backing.", "positive_items": ["B0006IQNES", "B074JNWHZ4", "B003ZR98QM", "B0002CZVWS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-823b3680fd108efe23dcb9ba", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording and rehearsal station and need a durable stage-style mic, cables for both nearby and longer runs, and studio headphones for monitoring.", "positive_items": ["B0BQ4HSKC9", "B0BM71QK8M", "B08NVVLB16", "B09B45DLQG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82425de9d3adc51d0b57e048", "partition": "shared_train", "query": "I\u2019m building a Brazilian samba ensemble setup for rehearsals and performances and need compact drums for crisp accents and driving rhythms, a friction drum for pitch-bending effects, and wooden rhythm sticks for a lower, resonant pulse.", "positive_items": ["B00B5LAV98", "B001UYWPT4", "B09FMHSCWW", "B0C159Y982"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8248954d780ed04e6d3a7734", "partition": "shared_train", "query": "I\u2019m setting up a tidy home guitar practice station where I can safely hang my classical guitar, keep picks within easy reach, and handle routine string changes and adjustments without hunting for tools.", "positive_items": ["B07NKRZ1KQ", "B01K1EJQ9U", "B078KGLKH3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8252b40d748b3806ad24f694", "partition": "shared_train", "query": "I\u2019m refurbishing my 20-inch drum kit for a tighter, controlled rehearsal sound and need a bass drumhead, replacement snare wires, snare dampening options, and durable sticks for tuning and testing.", "positive_items": ["B0002F4N4M", "B0B9JZP4BQ", "B076BW4ZRP", "B0BL2W52CK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82532b6bdfc41fc094b76a48", "partition": "shared_train", "query": "I\u2019m setting up a small live-session recording for a band and need to capture the full drum kit, detailed acoustic instruments or cymbals, and stereo keyboard signals cleanly into the recording system.", "positive_items": ["B000B85FV0", "B0002E51C6", "B0002D0JHE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82537c62797716df9f281b83", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice corner and need a way to safely hang several guitars, refresh my acoustic\u2019s strings, and keep plenty of picks organized and within easy reach.", "positive_items": ["B07R3S93K8", "B07GFH8NTB", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-825d57277a5e68e32e8d4f20", "partition": "shared_train", "query": "I want to restring and accurately tune my 12-string acoustic, then record a polished guitar-and-vocal demo directly to my computer for sharing online.", "positive_items": ["B07JZQBNDG", "B0BTC9YJ2W", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-825f8ab80926d86b783a3d62", "partition": "shared_train", "query": "I\u2019m building a hybrid electronic drum setup for quiet practice and recording, with responsive kick triggering, durable cymbal playing, expressive hi-hat control, and a vibration-isolated mount for my studio condenser microphone.", "positive_items": ["B00UBGYBTO", "B0889C84KX", "B0158E92BK", "B0749R51B1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8273b641a392e4bf16110737", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for rehearsals: I need to restore the tremolo, replace the faulty output connection, hook it up reliably to an amp, and quickly change the playing key during practice.", "positive_items": ["B0B8Z6YPWN", "B088DD5M4V", "B002L2E1TQ", "B0158GWWJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82759507d83233a6ef976374", "partition": "shared_train", "query": "I\u2019m preparing for small live music gigs and need a compact kit that helps me keep my guitar fingers conditioned while traveling, securely holds my wireless vocal mic, provides replacement headset windscreens, and carries two speaker stands.", "positive_items": ["B01A7YWX58", "B07KDSZ2TJ", "B00066EJVO", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-827744a044a93bd7c884e935", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice and performance setup with reliable tuning, a folding way to hold sheet music, and adjustable illumination for reading it in dim venues.", "positive_items": ["B08VHZ4FFW", "B0B949FD92", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-827ad09085e50dc9beeb0cbc", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular amplified practice and small performances, and need a fresh, easy-playing setup with a secure strap connection and a reliable cable to reach my amp.", "positive_items": ["B0006ZXFWO", "B0B9M4SJ24", "B00RX5HQS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-827c21cb98223ea43f6d552e", "partition": "shared_train", "query": "I\u2019m refreshing my Strat for versatile vintage-inspired playing and need a characterful neck pickup, a complementary bridge pickup, and durable pointed picks for precise articulation during setup and testing.", "positive_items": ["B07W7SBYQP", "B07CRT7YY3", "B09TGD5X27"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-827deee5a6297617dbfb4890", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for fingerstyle playing and want tonal variety from durable finger and thumb picks, along with presentation-style bridge pins that can improve the instrument\u2019s harmonics and overall tone.", "positive_items": ["B07KMNQCB9", "B00HYEDMIW", "B073XT7NDT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-828d28f151e7eaa87f53d76c", "partition": "shared_train", "query": "I\u2019m equipping a small live stage event with microphones for several vocalists, a hands-free presenter, and reliable long cable runs to the audio system, while keeping the setup rugged and low-noise.", "positive_items": ["B001D4XJ14", "B07XW3F5H5", "B003DQT0U4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-828d63b54f764d58cfe290b8", "partition": "shared_train", "query": "I\u2019m setting up a compact home-and-road blues practice rig where I can play guitar and harmonica in different keys, amplify the guitar with clean or overdriven tones, and make replacement picks from spare plastic.", "positive_items": ["B00A2H01IW", "B06XWLXCFC", "B07D1WM2G6", "B06XFSQ2N6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-828fc7c9a841a16c7d45717f", "partition": "shared_train", "query": "I\u2019m setting up a home station for learning and playing right-handed acoustic guitar, with an easy way to change keys during practice and safely store the instrument between sessions, ideally leaving room for another guitar.", "positive_items": ["B001G7DCYW", "B00N4ZHQ14", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8295215cba33da7382535965", "partition": "shared_train", "query": "I\u2019m preparing for a mobile DJ gig and need a compact way to transport and protect lighting fixtures, dress a tripod setup with a scrim, and shield a speaker during the performance.", "positive_items": ["B06XDR9PG1", "B00C7BXTSU", "B001UNVJ24"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-829d5ba0d4eabfb28ad5b3d8", "partition": "shared_train", "query": "I\u2019m setting up for a small live guitar performance and need reliable tools for playing precise leads, connecting my instrument to an amp, and safely keeping two guitars ready between songs.", "positive_items": ["B09S4R18BV", "B0B3VMGB3M", "B0BSCGBBX5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82a95b86ae632e91b2a42395", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar rig for small gigs: I need a portable board for effects, an echo pedal, clean instrument-to-PA signal conversion, and long balanced cables for the stage.", "positive_items": ["B0822XLCFX", "B00ZV7T95E", "B008TNAFZK", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82ac9ecad5bb9c515bfe2882", "partition": "shared_train", "query": "I\u2019m setting up a small recording session and need quiet balanced connections for several microphones across the room, plus shorter studio patch links and a way to connect an XLR output to a 1/4-inch TRS input.", "positive_items": ["B074Y3TLXV", "B074Z38BB4", "B0132J7KI0", "B0764G5LLF", "B072PQT2DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82b2f485a09332415ec0592a", "partition": "shared_train", "query": "I\u2019m putting together a simple singer-songwriter setup for small live performances, with reliable vocal pickup on a height-adjustable boom stand while I play guitar comfortably and need plenty of replacement picks for rehearsals and shows.", "positive_items": ["B01DZ6FBBI", "B07N5J3GTB", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82c7affd76fbe9da03030301", "partition": "shared_train", "query": "I\u2019m getting my bass ready for rehearsals and need adjustable shoulder support, a reliable connection to my amp, and an easy way to keep the instrument accurately tuned.", "positive_items": ["B00RX5HQS4", "B00HZH4D04", "B015HG7HMA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82ca294b480c42f8a1cfe4e1", "partition": "shared_train", "query": "I\u2019m setting up a home fingerstyle guitar practice corner for several guitars, with secure storage, finger and thumbpicks for warmer controlled playing, and an easy way to change keys on my acoustic folk guitar.", "positive_items": ["B01GJHU638", "B0C2X15CPH", "B00I9FL3OA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82d6a8ace96857dd90c4e3f7", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar setup for rehearsals and need a safe wall-mounted way to store it, isolated power for my pedals, and durable replacement strings.", "positive_items": ["B07PPHHG34", "B073XXLVWT", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82d8be35cd38a0bf940513e0", "partition": "shared_train", "query": "I\u2019m restoring an older drum kit for live performances and need compatible replacement components to improve bass-drum tone and control, refresh the snare\u2019s resonant response and wire articulation, and give the toms a distinctive resonant finish.", "positive_items": ["B076BW4ZRP", "B0002F71RI", "B09HL6MZ45", "B003TWOKSY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82dc6b999ff9cbfb3c6fe474", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and building a portable live setup, so I need vintage-voiced replacement pickups, matching controls, and a lightweight pedalboard for my effects.", "positive_items": ["B0C4SQBLC4", "B08DJC4SYP", "B09NXQ86L1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82e5774352f299f129d12b57", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record drum performances with a studio-quality microphone, reduce room reflections and unwanted noise around the mic, and connect everything to my computer with low-latency monitoring.", "positive_items": ["B0812B26TN", "B06Y3YCCZV", "B0117EUYD0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82e9834cdb57ed2e74a12113", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and need fresh long-lasting strings, a quick way to wind them on, and conditioning to clean and protect the wooden fretboard.", "positive_items": ["B00KIZROW4", "B0928HW2P4", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82ea5e81bd7149b5e02697fa", "partition": "shared_train", "query": "I\u2019m setting up a portable blues practice and recording station where I can play in multiple keys, position my microphone, connect it to my gear, and keep my laptop at a comfortable height.", "positive_items": ["B003K16N0C", "B004C3Q6D6", "B097JDV3FW", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82ed38d3c152a220e3029c9b", "partition": "shared_train", "query": "I\u2019m putting together a compact, gig-ready electric guitar setup and need reliable connections between my effects, a cable to run into my amp, and a simple way to keep my strap securely attached during rehearsals and shows.", "positive_items": ["B01BU6B4Q6", "B09PBL98Q4", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82f2210c976133c0300ec5bc", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for regular gigs and want a portable setup that keeps everything steady, includes durable sticks for playing, and lets me restore my cymbals\u2019 shine before performances.", "positive_items": ["B09T7NX5K7", "B0B8Z334ZF", "B0002F7290"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82f9f35a64b2f243cd0606fe", "partition": "shared_train", "query": "I\u2019m putting together a practical setup for learning and performing guitar, with reliable tuning, comfortable hands-free support, and suitable picks for regular practice.", "positive_items": ["B00IFOTSJW", "B0B8M1RZWV", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-82fe6ead81c5179d7b56c80c", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric-guitar setup for rehearsals and small gigs, with durable picks, a longer shielded cable from my guitar to the rig, and several right-angle patch connections between pedals and other sound equipment.", "positive_items": ["B07D5MJZBJ", "B005TFB6BS", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83009e0447b8c31bfb5faf3b", "partition": "shared_train", "query": "I\u2019m setting up a compact home station to record keyboard-and-vocal performances, with sturdy adjustable support for the keyboard, hands-free microphone positioning, direct computer recording, and cleaner vocals without popping sounds.", "positive_items": ["B00TZH5DJW", "B017NT392Q", "B07PSWC1XY", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-830167a9b2d4c2689f636735", "partition": "shared_train", "query": "I\u2019m preparing a portable setup for a small live music performance and need a secure way to transport my electric guitar, keep it safely supported between songs, and add simple handheld percussion to the arrangement.", "positive_items": ["B097Q9W8MW", "B078CYR3NN", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8302488694cfa20ea7193494", "partition": "shared_train", "query": "I\u2019m setting up a quiet saxophone practice and performance routine and need a way to reduce playing noise and protect a bell, securely support my curved soprano saxophone, and keep multiple pages of sheet music organized and easy to read.", "positive_items": ["B0C4D32W3H", "B07RQQNSNW", "B000V6767I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-830a7febb40e92a0480356a4", "partition": "shared_train", "query": "I want to give my electric guitar a careful setup without replacing the strings: secure the loose output jack, measure action and pickup height, make minor string adjustments, clean the finish, tune it accurately, and connect it to my amp for testing on a protected work surface.", "positive_items": ["B004SX1BCG", "B0BT2Q42DV", "B0188WO6OC", "B0BCXRG3QQ", "B07WW5PKCP", "B0C6HXYY3R", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-830c6e474d3d88da710a66b7", "partition": "shared_train", "query": "I\u2019m outfitting a beginner guitar teaching studio and need replacement strings for a half-size classical guitar, regular acoustic guitars, and a 12-string acoustic, plus a convenient way to keep standard picks accessible at each lesson station.", "positive_items": ["B0BFKKVQZT", "B0BTC9YJ2W", "B01K1EJQ9U", "B079NS31NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83143b58751c7124cd3334df", "partition": "shared_train", "query": "I\u2019m outfitting a beginner-to-intermediate school jazz ensemble and need student-friendly wind instruments covering alto and tenor saxophone parts plus a trumpet part, with comfortable handling, dependable tone, and easy transportation for rehearsals and performances.", "positive_items": ["B01L2ONK0O", "B07WGRJR35", "B07MV2X4Q9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8314aabaa3e774dcf4397505", "partition": "shared_train", "query": "I\u2019m preparing for Bb clarinet rehearsals and need suitable reeds, a lint-free way to dry the instrument after playing, and a compact folding stand to hold my sheet music.", "positive_items": ["B0B949FD92", "B00T3G1OMA", "B07C1HX1SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-831aea512cb26c20dde7c7a2", "partition": "shared_train", "query": "I\u2019m restoring a vintage Fender-style four-string bass and need matching chrome headstock hardware, a no-modification high-mass bridge, and a chromatic pedal tuner for accurate setup and intonation.", "positive_items": ["B00MOSZ59W", "B003AYI8H0", "B00B2HDB4C", "B003AYE6VC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-832051e8a54b2a8626db7aac", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar for live rehearsals and need dependable strings, mounting hardware for the controls and output jack, a long cable for connecting the amp to a PA speaker, and safe fretboard cleaning and conditioning.", "positive_items": ["B01N9VUPVE", "B01BJNIFLC", "B0928HW2P4", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8325f9b533eab119bf264fdf", "partition": "shared_train", "query": "I\u2019m upgrading my ukulele for a small live-and-recording setup and need removable fretboard decoration, precise picking, controlled string noise, a delay effect, and a personal way to monitor my playing alongside a click track.", "positive_items": ["B01NBIW57O", "B09TGD5X27", "B0932TRZ8T", "B00J4VHTSW", "B075PY3QNP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8333dcbceb69c552253288d3", "partition": "shared_train", "query": "I\u2019m setting up a mobile recording and live sound station and need long balanced microphone connections, an adapter for linking 1/4-inch gear to XLR inputs, and a ventilated rolling rack for organizing the equipment.", "positive_items": ["B07N5LWMF1", "B00X8MTF8A", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-833c5adf472bd0c30d10b335", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a DADGAD-style practice session and want an easy way to create the altered tuning, tune accurately even with a capo attached, thoroughly clean and condition the instrument, and keep soft dusting cloths in its case.", "positive_items": ["B07N5MJDBF", "B01AJGC27I", "B07WHFKJZZ", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83681ee479a01ecffa2773db", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for live band rehearsals and performances, with protection for a double-pedal bass drum, an extra electronic trigger for sounds or controls, and a way for each performer to manage their own monitor mix.", "positive_items": ["B093YLM1Q6", "B0BKZ6M28F", "B005EHINSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-836cacc6894c0c3c9afeb279", "partition": "shared_train", "query": "I\u2019m putting together a mobile live-sound setup for events and need to safely transport many wired microphones while routing multiple stage inputs and returns over long distances to the mixer, including a shorter sub-stage connection.", "positive_items": ["B098PJL986", "B07BSYFZQJ", "B00IKVD02G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83711248842e94c7aa699a2b", "partition": "shared_train", "query": "I\u2019m doing a full guitar setup and string change at home, and need to accurately measure the action, clean and condition the fretboard, and make winding the new strings faster.", "positive_items": ["B00NARHNCS", "B008BPI2OW", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83723be31d2091fb68422e31", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and performance area and need secure storage for several guitars, supplies to restring and condition their fretboards, comfortable playing accessories, and a proper cable for connecting an amplifier to its speaker.", "positive_items": ["B091YFQGCJ", "B00HU260SW", "B0C5PRQ9K6", "B09V91H5XM", "B0928HW2P4", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83771ae930dffeb2639fea02", "partition": "shared_train", "query": "I\u2019m setting up a small home songwriting session with guitar and digital piano, and need an easy way to change guitar keys, connect the guitar to my equipment, and add sustained notes while I play.", "positive_items": ["B003R7KUL2", "B01DE4DTAG", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83781fdc7b3d452cf187504a", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a small live performance and need supplies for a fresh string change, comfortable picking with a reliable grip, and connecting it to an amplifier.", "positive_items": ["B09396NY1C", "B01DZ6FBBI", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8381a91a9c872ae4c7151bfe", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar for a fingerstyle performance and need reliable replacement strings, a way to change keys quickly, comfortable fingerpicking control, and an accurate clip-on tuner for practice and playing.", "positive_items": ["B00H4PEMM6", "B000EEHIIE", "B00IFOTSJW", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-838a035fd63f0366710dc156", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for solo blues practice and small outdoor performances, with a C harmonica for lead lines, secure guitar strap hardware, a looper for layering parts, and clear clips to keep chord charts readable in the wind.", "positive_items": ["B015X3CXXA", "B00XUYCXG2", "B079TLFL33", "B00AV557UC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8392079ce3620b1a308e2d2c", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion setup for gospel rehearsals and small worship services, with bright cymbal accents and atmospheric chimes, a realistic quiet practice surface, reliable sticks, secure adjustable support, and an easy way to keep essentials within reach and carry them between venues.", "positive_items": ["B0002IHGAW", "B0C1G7JM3D", "B07MQ5Y8F6", "B0C3LHCRJ6", "B07N2WWT61", "B0BKZ61YJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-839532c87e542ad252394887", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for reliable live playing and need hardware to adjust the humbuckers, secure the strap safely, and picks with a grippy surface that reduce string pop.", "positive_items": ["B07JQL94D2", "B076BDR3K2", "B002HFFHE0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8398ce4b749496f4c88b908d", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ dance-floor lighting setup with a rotating mirror ball, a compatible motor, and padded protective storage for the lighting fixture and smaller accessories during transport.", "positive_items": ["B09Z5HH8FR", "B001RFDH5C", "B06XDR9PG1", "B07CHP22XJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-839a3cc729d5c3f1a189846e", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need to connect an electric guitar or keyboard to the mixer, run balanced lines across the stage, patch nearby audio gear, and position a microphone securely for vocals or announcements.", "positive_items": ["B017C1BAIK", "B09398HH18", "B009AARY2I", "B06XFWXFDJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-839d547643df0a1b34f696e8", "partition": "shared_train", "query": "I\u2019m restoring and upgrading my electric guitar: I need replacement neck hardware, a set of locking tuners, an ergonomic tool for restringing and cutting strings, and picks to test the finished setup.", "positive_items": ["B0BT2W3TTM", "B0BKR2ZM9X", "B08R5GM6YB", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83a2b0ea78a413f4bbd26667", "partition": "shared_train", "query": "I\u2019m preparing a home guitar practice-and-recording session with acoustic and electric instruments, needing fresh strings and a tool for quick changes, a stable two-guitar stand, a clip to hold sheet music open, and clear smartphone video audio.", "positive_items": ["B07DWLYGKH", "B07QYLW95R", "B074KJ1N3D", "B01MG0CNRC", "B07DWY7R2X", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83a425eef5f06fa46d027426", "partition": "shared_train", "query": "I\u2019m setting up a small indoor live performance and need to route multiple microphones and instruments between the stage and mixer, keep recently cleaned audio connections reliable, and project custom or stock visual patterns onto a surface.", "positive_items": ["B0043GB9VQ", "B097QBGHHB", "B00FC4YO60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83a47c66c4dc75cfe2c9a9af", "partition": "shared_train", "query": "I\u2019m setting up a small live-performance audio rig and need supplies to build or repair balanced microphone leads, run several long XLR connections, and route an instrument safely into a mixer or PA.", "positive_items": ["B01AIGRW9W", "B0009GYIL2", "B075D9L8S8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83a4b330039238614c2b92d6", "partition": "shared_train", "query": "I\u2019m setting up and refurbishing an electric guitar, checking and adjusting the neck relief accurately, then adding a comfortable adjustable shoulder strap with secure hardware so it\u2019s safe for rehearsals and live playing.", "positive_items": ["B014PEZVKU", "B0B8M1RZWV", "B083YRNPSR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83a9f9985c7ea01bc47711f4", "partition": "shared_train", "query": "I\u2019m customizing my guitar for regular practice and performances, and need removable fretboard decoration, reliable non-slip picks for strumming, and a clip-on tuner with clear readings and flexible calibration.", "positive_items": ["B09S2VB3KW", "B00IFOTSJW", "B00OJZ0TGM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83b0ca4c4ad87694ac92bd43", "partition": "shared_train", "query": "I\u2019m upgrading my Stratocaster and building a pedal-based rig for spacious, dimensional chorus tones. I need an easy way to swap pickups without soldering, versatile modulation, and a floor-friendly amp solution to power the board.", "positive_items": ["B07N6MWRCM", "B075XST69K", "B07J5GBPLQ", "B0919GK37K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83b1800ce622bf4513a089e7", "partition": "shared_train", "query": "I\u2019m putting together a small live guitar performance and need a reliable setup for amplified vocals and guitar, flexible mixing with effects and recording connectivity, plus comfortable non-slip picks for playing through the set.", "positive_items": ["B09S2VB3KW", "B0BTJRBNBV", "B099WLK3GM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83b4a24803b56743b64d5b4d", "partition": "shared_train", "query": "I\u2019m putting together a beginner electric guitar practice setup with a versatile solid-body guitar, an amp offering both clean and driven tones, and a reliable cable to connect everything for quiet headphone practice or playing along with music.", "positive_items": ["B0BT862N4P", "B07D5TR3R2", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83c115f75d41b030b317f610", "partition": "shared_train", "query": "I\u2019m setting up a violin practice routine and need a protective case for storage and transport, a way to keep practice volume down, and a reliable beat for timing.", "positive_items": ["B07BQRDVYJ", "B07M81HC4C", "B000BK3TFC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83d197cc778da54eab26734c", "partition": "shared_train", "query": "I need to record clean, professional voice-over audio while traveling, with focused microphone pickup, high-quality signal amplification, and compact acoustic treatment for untreated rooms.", "positive_items": ["B0019335UO", "B0732JNDFG", "B003JZOW98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83d2e36156a7af8f28e7a3fc", "partition": "shared_train", "query": "I'm setting up a compact home rehearsal and recording rig for keyboard, drums, vocals, and instruments, with expanded keyboard support, a powerful PA amplifier, stable bass-drum hardware, and cleaner microphone recordings with reduced room echo.", "positive_items": ["B0002H05CE", "B00E9M4QU0", "B017H2DQG8", "B071GLV9KT", "B00MW6VMFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83d4e026a3b0fa03c361a19c", "partition": "shared_train", "query": "I want to set up a home podcasting desk with a USB broadcast microphone, adjustable boom arm, and extra vibration isolation to reduce bumps, handling noise, and keyboard sounds.", "positive_items": ["B0BLLFSJH2", "B0C3537HWD", "B0BYXQHW7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83dac26123d97899e3019bc5", "partition": "shared_train", "query": "I\u2019m building a compact drum setup for recording expressive alternative tracks and need reliable lacquered-grip sticks for dry hands, plus two contrasting 10-inch splash sounds\u2014one bright and fast, the other dark, punchy, and quick to decay.", "positive_items": ["B0002F4SVU", "B09TXP3FSK", "B08YYJ6T4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83dc5aeff46f9388477377df", "partition": "shared_train", "query": "I\u2019m setting up a compact DJ livestream where I can mix two decks, speak or sing over the music, and keep the condenser mic securely positioned with reduced handling noise while connecting to headphones and a PA.", "positive_items": ["B00SCP7IB4", "B000LQLDM2", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83e85cc1d70a87557c272b39", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a small studio performance and want tools to restring and tune it, keep the strap secure, store the instrument safely on the wall, and add soft shaker percussion for the arrangement.", "positive_items": ["B0007Y8GSM", "B08R5GM6YB", "B07PPHHG34", "B0179A4ILK", "B015XLDQD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83e9156a0b5b4c725803e0ea", "partition": "shared_train", "query": "I\u2019m building a home setup to record a polished guitar demo, with flexible dual-channel overdrive, boost and spacious reverb, a direct speaker-cab solution, and a matched stereo microphone pair for acoustic guitar or room capture.", "positive_items": ["B07RJ6CMHX", "B08XZQ5TRF", "B07L77GP1Y", "B0BK6QF78L", "B07KB3YQLF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-83f48a48150a6a677b4ba240", "partition": "shared_train", "query": "I want to give my guitar a full setup and refresh: safely clean the finish, condition the wooden fretboard, and accurately measure fretboard radius and string clearance while adjusting the bridge.", "positive_items": ["B0928HW2P4", "B0BK5CXZBT", "B07V2DT7N4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84009d81ac59b08ff528195e", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic guitar for regular gigging and want to replace the strings, add a passive pickup for amplification, and thoroughly clean and condition the instrument.", "positive_items": ["B000P5OULA", "B000EEL50Q", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8412e3b32f18b5b33258fb4a", "partition": "shared_train", "query": "I\u2019m upgrading my rock drum kit with an Oriental accent, a warm low-pitched tom voice, and a bright, articulate ride that has a strong bell for clear rhythmic definition.", "positive_items": ["B003AYOD92", "B0002F4MKW", "B076264HZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8416a64858d662971bf9704c", "partition": "shared_train", "query": "I\u2019m restringing and setting up my six-string acoustic guitar at home and need safe neck support, an efficient way to remove, install, and trim strings, plus a quick way to check playability in alternate keys afterward.", "positive_items": ["B00TV90MT0", "B00CPLODUU", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8430ef1f13416b04e7ad9114", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar setup for rehearsals and small gigs, with easy tuning, dependable connections to an amp and PA, comfortable picks for precise playing, and a secure foldable stand for storage and transport.", "positive_items": ["B09RTZ26KV", "B08BW2TBD7", "B0BHSG5C3G", "B06X9KG3HW", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84377013d345840e948dab95", "partition": "shared_train", "query": "I\u2019m getting my concert ukulele ready for regular practice and performances, and need a waterproof padded carry case, a reliable clip-on chromatic tuner, and replacement tuning machines for a more secure, accurate setup.", "positive_items": ["B017808XKS", "B01C3YXET4", "B000EEHI0W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8442b7ce288e975785547215", "partition": "shared_train", "query": "I\u2019m setting up a beginner banjo and mandolin practice area with comfortable adjustable support for standing banjo sessions and easy wall references for rolls, chords, and fretboard notes on both instruments.", "positive_items": ["B0BKNGP59L", "B0BGQ8YTZD", "B0BGQ6VKC6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-844fb20dfba7ff7039ba85a9", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for a studio part that doubles the sound like a 12-string, so I need bright high-strung strings, comfortable picks, and a precise clip-on tuner for reliable intonation.", "positive_items": ["B00646MZHK", "B0BPJ4Q6FJ", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-845644fb899ffa88ee8cff63", "partition": "shared_train", "query": "I\u2019m preparing for a home recording session and need fresh strings for both my electric guitar and bass, plus a dependable long cable to connect the instruments to my amp or recording setup.", "positive_items": ["B083R2QB96", "B0BPJ4Q6FJ", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8467117c8a9e1e9d06b2fccc", "partition": "shared_train", "query": "I\u2019m setting up a small home studio for guitar performance videos and need comfortable support while playing, a secure way to display the instrument between takes, and clear USB audio for vocals and guitar.", "positive_items": ["B09HXZJMY9", "B0C6H9T5T6", "B076346CZ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-846ac63d3ab65131c3beb4fd", "partition": "shared_train", "query": "I\u2019m putting together a versatile electric-guitar rig for rehearsing and live rock performances, with expressive wah tones, layered amp-like overdrive, reliable connections between effects, and a comfortable strap so I can move freely onstage.", "positive_items": ["B0BJF97MDV", "B08ZS2JWY3", "B0089M057Y", "B07CNY1HPX", "B07DGW4H5Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-846bc6353907c94884964a42", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing electric guitar at home and on the go, with reliable tuning, compact battery-powered amplification, and a comfortable adjustable strap for playing standing up.", "positive_items": ["B06Y2W66F5", "B0BHSG5C3G", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84706d4aba6867c81ec5d3ea", "partition": "shared_train", "query": "I\u2019m getting my classical acoustic guitar ready for regular rehearsals and small gigs, and want a lightweight padded way to carry it, keep it properly humidified, clean the finish safely, and keep spare picks organized and close while I play.", "positive_items": ["B0BK5CXZBT", "B01K1EJQ9U", "B0BKZ3GCGR", "B000AC6DVS", "B0BLLKKFR8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84738ab2cf76b94c1cdfbdd6", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need parts and tools to replace the tuning machines, level and smooth the frets, and connect it to an amp for testing during the setup.", "positive_items": ["B07WF6MW7N", "B0B2M1GPR7", "B0B3VMGB3M", "B013ZHK4DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8473a14a6a38e190e2b2c3ec", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular rehearsals and small gigs, and want an easy way to restring it, keep the tuning accurate, and have picks accessible while playing.", "positive_items": ["B0BXT384GR", "B08R5GM6YB", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-847a85cc7d7d9a64593ab94b", "partition": "shared_train", "query": "I\u2019m getting ready for a small live guitar-and-vocal set and need reliable replacement strings for my electric guitar, including spare high strings, plus a windscreen for the handheld vocal mic to reduce breath and wind noise.", "positive_items": ["B091MZPYBQ", "B0002D0L5E", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-847fb1cf602f80bc291683c2", "partition": "shared_train", "query": "I\u2019m converting my steel-string acoustic for Hawaiian-style slide playing and want the right setup for raising the strings, a smooth tonebar technique, and cleaning up the guitar\u2019s finish afterward.", "positive_items": ["B0002Z3N8O", "B07N5NMWXK", "B07J5FVQNT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84812a024eb5578a0a6d3a91", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for recording and need a responsive, easy-to-tune snare setup, a warm and durable rack-tom sound, plus an adjustable single bass pedal with controllable feel and attack.", "positive_items": ["B0B962GTW6", "B09HCRTKL4", "B09HL6MZ45", "B01M2VR9MP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-848f8ebed9ac3df4c3bf9dc6", "partition": "shared_train", "query": "I\u2019m starting a small electric bass setup for rehearsing and occasional gigs, with a versatile four-string bass, portable combo amplification, and a reliable instrument cable for connecting everything.", "positive_items": ["B079NNZMLQ", "B0BT855NFQ", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84920b36336e7c485c64790d", "partition": "shared_train", "query": "I\u2019m outfitting my guitar for regular practice and gigs: I want to make custom picks from spare plastic, keep a selection of sturdy picks on hand, and attach a convenient holder to the instrument.", "positive_items": ["B005FIFM14", "B071JZNWRM", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84971e4035800baa1d06b687", "partition": "shared_train", "query": "I\u2019m putting together a small two-microphone recording setup and need a sturdy shared mount, long balanced connections to my mixer, and a way to eliminate ground-loop hum from the audio signal.", "positive_items": ["B0BK9YKQFR", "B06W9NGW7Z", "B00O5EL3EE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84983862fd26252d28ece70d", "partition": "shared_train", "query": "I\u2019m outfitting my drum kit for a heavy metal recording project and need cutting ride patterns, powerful crash accents, and aggressive china effects that stay clear over loud guitars.", "positive_items": ["B00716CYVY", "B00716CXGA", "B00716CXLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-849a5929d3cf75deb222e291", "partition": "shared_train", "query": "I\u2019m getting started with acoustic guitar performances at small coffeehouses and need a playable dreadnought with plug-in capability, comfortable support while standing, and a sturdy case for safe transport.", "positive_items": ["B0C15PGHM8", "B0BCXW7DPV", "B00L4HEZIG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-849b1ee7f6ec980bba3a510e", "partition": "shared_train", "query": "I\u2019m setting up a home music room and need secure angled wall displays for my acoustic and electric guitars, plus dedicated stands to keep my alto saxophone and clarinet safely accessible between practice sessions.", "positive_items": ["B01DUBUP5K", "B01F18BPDQ", "B01DUBUEYM", "B001FPKHNO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-849b638b6bc3b5989234712b", "partition": "shared_train", "query": "I\u2019m building a DIY acoustic drum trigger setup and need components to sense impacts, adjust the drum\u2019s tension hardware, and test the finished setup with responsive sticks and playing.", "positive_items": ["B09BF93H9Y", "B0C5LY4C64", "B000WIRFD0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-849be0ec6dedd63104a6eb44", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice station with a portable amp and padded stands to safely hold the instrument and a couple of future guitars.", "positive_items": ["B0BGQG84Y4", "B00P0HHNJO", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84af18338e913c36f2ba955f", "partition": "shared_train", "query": "I\u2019m putting together a small live music workshop with vocals, guitar, hand percussion, drums, and analog synth. I need reliable mic support, secure instrument straps, controlled drum overtones, and a versatile chorus effect for shaping the ensemble\u2019s sound.", "positive_items": ["B017NT392Q", "B076Z3XDW8", "B0179A4ILK", "B0C61Z68G6", "B0BRSFKQD4", "B0B58LVCTX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84af91dce6ff3941232677c2", "partition": "shared_train", "query": "I\u2019m setting up a small panel discussion and need to capture several voices across the room, route them through a mixer with effects and EQ, and send the finished audio to my computer over USB.", "positive_items": ["B006Q4N92U", "B0037036QA", "B017C1I3EO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84b5365788011220b4abde1f", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar and bass for a recording session and need fresh, long-lasting strings for both instruments plus a gentle cloth to clean and polish them safely.", "positive_items": ["B0B7C7PYVC", "B0BK5CXZBT", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84c2975ace43afc5fa4e6cfa", "partition": "shared_train", "query": "I\u2019m setting up a home recording and live practice station for expressive piano-style playing, with a full-length weighted MIDI keyboard, a sturdy adjustable stand, and a responsive sustain pedal.", "positive_items": ["B00KMA0R38", "B0BT9R8MMV", "B08YLMTKP9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84c84e9edd89c10f6ee57ff1", "partition": "shared_train", "query": "I\u2019m preparing for a small live acoustic set and need reliable supplies to restring my guitar, secure its strap, transport my 61-key keyboard safely, and connect a microphone to the PA.", "positive_items": ["B0002F77L8", "B072PQT2DM", "B079TLFL33", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84d760683c85863fe516d51b", "partition": "shared_train", "query": "I\u2019m preparing for guitar rehearsals and small gigs with two instruments, and need a secure way to keep them ready, plus comfortable playing support and reliable picks for strumming and lead work.", "positive_items": ["B06X1D3R71", "B09R6GDRV4", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84f5d88357f15753de7f1582", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and want long-lasting strings, one tool for removing and installing them, a secure padded stand, and humidity protection while it rests between sessions.", "positive_items": ["B00DKAQGTG", "B09BF8XDF4", "B08R5GM6YB", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-84fdf88d8f88e86562d219ae", "partition": "shared_train", "query": "I\u2019m preparing for orchestra and concert-band rehearsals and need a versatile percussion setup for precise general playing, timpani and bass-drum parts, plus a durable way to organize and carry the different sticks and mallets.", "positive_items": ["B07DCV44QW", "B07CVHYZYD", "B0002KX050", "B09PGW1W7R", "B00H7Y30BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-850266cf8c9e3767f7642dfb", "partition": "shared_train", "query": "I\u2019m getting my 6-string acoustic ready for regular practice and small performances, including changing strings efficiently, playing songs in different keys without retuning, and having comfortable, reliable picks for consistent strumming and picking.", "positive_items": ["B0BG95DG2H", "B00CPLODUU", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85051313734eaf732ad20f99", "partition": "shared_train", "query": "I'm preparing a small acoustic blues jam and need a practical setup for vocals and instruments, durable guitar picks, several harmonicas for different players, and a compact tool to restring and maintain the guitar before the session.", "positive_items": ["B08R5GM6YB", "B0017T7XCG", "B0064RIB9A", "B07F5PX9Y3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-850918d5583bad6933d33a9e", "partition": "shared_train", "query": "I\u2019m starting a beginner guitar project for playing at campfires and while traveling, and need a compact six-string acoustic setup with an easy way to tune it and durable picks for practicing both strumming and finger-style playing.", "positive_items": ["B07MNTQRFW", "B0002D0CEO", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8517362ecce1410ceec67eb4", "partition": "shared_train", "query": "I\u2019m putting together a compact DJ and event sound setup that can mix multiple music sources, adjust frequencies to improve clarity and control feedback, and provide enough reliable amplification to drive the speakers.", "positive_items": ["B0983RTWDV", "B077427KSS", "B00FL31EWE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-851f19922b8f3cdca134c00c", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a detailed condenser mic for lead vocals, a balanced 1/4-inch connection for my audio gear, and angled isolation support to keep my 5-inch monitors clean and stable.", "positive_items": ["B01FGCC2FM", "B087Q1GXQ9", "B01M5CXH65"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-852a7e407a51701bf456cb46", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar for rehearsals and small gigs and need warm-sounding replacement strings, a comfortable adjustable way to carry it, and a secure folding stand for breaks and easy transport.", "positive_items": ["B0BFKN9P7R", "B07226MCY6", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-852f31358526193d81de7e16", "partition": "shared_train", "query": "I\u2019m setting up a small podcast and interview recording station and need a sturdy vocal microphone, an interface with several input channels, and reliable balanced connections to capture clean audio.", "positive_items": ["B0BSC983V7", "B07CYRYQ8G", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-853d1d2a8c8ee4eedd2ecccb", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for casual playing and want to experiment with different pick tones while using a comfortable strap with a secure neck attachment instead of tying a rope.", "positive_items": ["B083BPJY18", "B07PMJQM4L", "B09R6PRMMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-853e7410c5ac26424513951a", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic guitar ready for regular playing and performances, with fresh long-lasting strings, easy tuning, and the ability to change keys quickly without retuning.", "positive_items": ["B071RL22PZ", "B00N4Z1V4W", "B015TBAAT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85410027aa0a7000164cdc0c", "partition": "shared_train", "query": "I\u2019m setting up a small stage lighting show and need a way to control several intelligent fixtures, link the DMX equipment reliably over 3-pin connections, and properly terminate the daisy chain for stable signals.", "positive_items": ["B09ZTJH58K", "B001LXMXU0", "B00JJ7XPHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85417e68ba1b3c830b31afe1", "partition": "shared_train", "query": "I\u2019m setting up a live outdoor concert and need to connect several microphones and instruments to a distant mixer, route many channels neatly, adapt a few outputs, and safely elevate the PA speakers for even coverage.", "positive_items": ["B007CUINYQ", "B00P1GZ39G", "B00O5EL3NU", "B00ONBU64M", "B0007SL856", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85430d4ed175364087b3dda3", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a thorough refresh: replace the worn strings and bridge pins, then safely clean and polish the body, frets, and hardware for a bright, playable finish.", "positive_items": ["B07DWM7Y6N", "B0823CM8MC", "B0B81MPBTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-854337ecdb2838267f8bfb89", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar practice rig and need reliable signal connection, foot-controlled volume swells for passive pickups, and a small amp with classic Fender-style tone.", "positive_items": ["B0B1989GQS", "B088DD5M4V", "B0BT8FDL8B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-854e0cab6ba466b03c3a0e23", "partition": "shared_train", "query": "I'm setting up my guitar for regular rehearsals and small gigs, and need a comfortable way to carry it securely plus reliable picks for strumming and lead playing.", "positive_items": ["B000EEHLV8", "B09S2VB3KW", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-854e44196ee24120af5f8b09", "partition": "shared_train", "query": "I\u2019m restoring an older Gibson-style electric guitar and its tube amp, so I need compatible hardware for the neck and humbucker mounting plus reliable replacement power tubes for the amplifier.", "positive_items": ["B005HMNSCS", "B07C9YCY5J", "B0002D0GU4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-854ed3637e9543bcc06acc05", "partition": "shared_train", "query": "I\u2019m putting together a high-gain electric guitar rig for rehearsals and small gigs, with comfortable support, reliable picking, tighter noise control, and a way to drive my tube amp while keeping stage volume manageable.", "positive_items": ["B00CIHB8FY", "B004GR9MOI", "B015ZDDF0S", "B09QZJ57YW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-855062c4a039c1363b719eb4", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar by replacing its tuning machines, cleaning and conditioning the fretboard, and securing it in a protective hard case, so I need compatible repair tools too.", "positive_items": ["B08KY3X218", "B0BXT6TM6N", "B093YKLWVN", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8553094ab0d45c422ccccdd5", "partition": "shared_train", "query": "I\u2019m setting up and servicing my electric guitar for rehearsals and a small gig: I need to restring it efficiently, handle basic repairs safely, keep it supported on available surfaces, play from charts, and use an adjustable strap.", "positive_items": ["B004SX1BCG", "B008BPI2OW", "B097FMTZCP", "B000RLK84U", "B0BSGM6CQ9", "0879309210", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-855797aecba598fde8648c77", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar effects setup: build a distortion stompbox, mount it on a lightweight portable board, and connect it reliably between my guitar and amplifier.", "positive_items": ["B072F5QSGC", "B081T5GXGT", "B0C4SQBLC4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8558254a0fe248afa7f2c27b", "partition": "shared_train", "query": "I\u2019m building a compact live electronic-music rig and need keyboard sustain control, a sturdy way to mount two microphones on one stand, and a high-power 8-ohm low-end speaker for the PA.", "positive_items": ["B0BT9R8MMV", "B01H8E4EL6", "B06W9NGW7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-855ed443467d40fb89a8fc10", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a small amplified live performance and need reliable fresh strings, connections for my guitar and microphone, plus a way to prevent feedback from the sound system.", "positive_items": ["B08DBDD6CM", "B09BF8XDF4", "B09396NY1C", "B00JXOCJDK", "B07BWMQFMT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85629ef2c78d5d3e92466472", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for aggressive dropped-tuning rock, and need tighter low notes, a high-output lead sound with strong sustain, plus cleaner overdriven playing without unwanted hum or noise.", "positive_items": ["B000ORXZEW", "B0919825Z2", "B00IPG7UXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-857f8b0ca45748167db622fa", "partition": "shared_train", "query": "I\u2019m putting together a small home audio setup and need cables and adapters to extend an XLR connection, feed an unbalanced 1/4-inch input, and route stereo audio to left and right RCA equipment.", "positive_items": ["B0C698B5WR", "B01DN7OLJC", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8585210ee21e529d2ad90302", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar and vocal performance, so I need fresh coated guitar strings and an easy way to restring them, plus several dynamic microphones and long balanced cables for connecting performers to a mixer or PA.", "positive_items": ["B01LEZLRNS", "B0BKK8N4HQ", "B00X7YJUGG", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85872c6fe6fb445c2d4339e3", "partition": "shared_train", "query": "I\u2019m preparing my Explorer-style electric guitar for rehearsals and gigs and need a weather-resistant padded way to carry it, a secure strap connection for playing, and a stable adjustable stand for breaks between sets.", "positive_items": ["B000ARHGSC", "B014PEZVKU", "B074B2L345"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8587e88cfb930a2d5e74f331", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice station for my compatible Casio keyboard and need an adjustable stand, padded height-adjustable seating, and reliable AC power for playing near an outlet.", "positive_items": ["B00029HDT0", "B095JX9GZY", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85892a0604e46e23c52ccb2d", "partition": "shared_train", "query": "I\u2019m preparing a layered home-studio recording and need fresh strings for a bright doubled electric-guitar part, smooth five-string bass, and warm 12-string acoustic, plus short patch cables to connect my pedals and instruments cleanly.", "positive_items": ["B0BPJ4Q6FJ", "B0BTC9YJ2W", "B00PZGTVAE", "B0BKZ5F8BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-858d035a2f0cd6bb4f24cc64", "partition": "shared_train", "query": "I\u2019m getting my five-string banjo ready for bluegrass practice and small gigs, with crisp new strings, an adjustable shoulder strap, and precise picks for fast, controlled picking.", "positive_items": ["B07FYYV6Q9", "B0136KXTEE", "B075VPGJCX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-858e856ef7f5247941320805", "partition": "shared_train", "query": "I\u2019m putting together a practical care-and-playing setup for my tenor or baritone saxophone: I need to remove moisture from the neck and mouthpiece, clean different surfaces, protect reeds, improve playing comfort, and handle small adjustments between rehearsals.", "positive_items": ["B07D8BTKP2", "B07NDFJDBV", "B017DBD44C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85900a3ae4eb8519ea4f86fd", "partition": "shared_train", "query": "I\u2019m preparing a small home recording session with acoustic guitar and Bb trumpet, and need a reliable replacement for a broken high E string plus suitable XLR connections for microphones.", "positive_items": ["B07NZLR41Y", "B07F6XSXTL", "B0BRGWQ8LR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85a200bd3ac9d74e219ff2c2", "partition": "shared_train", "query": "I\u2019m setting up a quiet home studio to upgrade my Strat-style guitar and record it with several microphones and instruments, so I need compatible guitar electronics, multichannel USB recording, and clean, protected power.", "positive_items": ["B07DJ94MHZ", "B0752VW93W", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85c4d9230a15642e9aa2a635", "partition": "shared_train", "query": "I\u2019m putting together a simple home music setup to record my singing with acoustic guitar accompaniment, while also adding USB-to-MIDI connectivity for a compatible electronic instrument in the same recording project.", "positive_items": ["B07N5J3GTB", "B01I9DG4BI", "B07CZ3PNYB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85c8b8f2c09d82776ba46ca2", "partition": "shared_train", "query": "I\u2019m refurbishing my vintage-style Strat for dependable gigging and want a stronger humbucking neck sound, more stable tuning without enlarging the headstock holes, and secure strap attachment.", "positive_items": ["B01IRXN2NS", "B0B8Z4YV4T", "B002VJOENM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85d6b6061fbdc49af739f833", "partition": "shared_train", "query": "I\u2019m restoring a 1962-style Stratocaster and need a period-appropriate white 11-hole guard for three single-coil pickups, along with matching light-colored replacement control parts to finish the instrument cleanly.", "positive_items": ["B0BCXTKY9H", "B003AYE7DO", "B000P5ZQFY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85d84444d78983c5147bbc07", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar and building a practice routine to experiment with picking styles, keep fresh strings installed, tune accurately, and improve my timing.", "positive_items": ["B09R6PRMMY", "B07GFH8NTB", "B07MGDNP57", "B000AAGM0M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85e51bfc567e5238bb8edba2", "partition": "shared_train", "query": "I\u2019m setting up a portable DJ dance party and need synchronized colorful beam effects, atmospheric haze to reveal the light, reliable DMX connections between fixtures, and wireless control from across the room.", "positive_items": ["B01N9JYSP7", "B00JU7XV78", "B00T77SHA2", "B0BT2VG7ZH", "B07BV5W4FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85e544ef34001e0a89e6d60c", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for aggressive, high-gain metal tones and need active humbuckers, durable control knobs, and a three-way selector for switching between pickup sounds.", "positive_items": ["B000FK8QLK", "B0077DMUL0", "B009DAHPLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85ea1e997851f282b0d6caea", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar-and-amp rehearsal space and need to reduce cabinet vibration, keep my drink, picks, tuner, and set list handy at the microphone, and safely secure my guitar on a table or amp when I\u2019m not playing.", "positive_items": ["B00YJ5C46K", "B097FMTZCP", "B07QRZB173"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-85f20ab0109fdfdee78b16bb", "partition": "shared_train", "query": "I\u2019m setting up a compact home bass-recording station and need comfortable playing support, organized desk space for my computer and studio gear, and clean, hum-free connections while tracking.", "positive_items": ["B0BK9YKQFR", "B0BCXW7DPV", "B07DVCVG94", "B01C6YZFY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8603fec51b07e1487bbef25e", "partition": "shared_train", "query": "I\u2019m refreshing an aging drum kit for recording a small live session, with replacement heads for the bass, snare, and tom, an additional crash for a fuller setup, and two condenser mics for drum overheads and vocals.", "positive_items": ["B076BWPKRL", "B076BYBXP4", "B075MRMFM8", "B09QDLF5WZ", "B0002GJI3C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86094928b1d66824b5712577", "partition": "shared_train", "query": "I\u2019m putting on a small live ukulele-and-vocal showcase and need an affordable portable setup: an entry-level tenor ukulele, acoustic amplification, a PA for the audience, and reliable multi-channel cabling for stage inputs and monitor returns.", "positive_items": ["B015WYRWYA", "B07DX95KP2", "B0149GFCX0", "B0BT8GVK6M", "B00CHFQ67M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-860febcdbd47219caa761697", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular gigs and want a practical setup: secure the strap, speed up string changes with a drill-compatible winder, and tune accurately with a dependable pedal that preserves my signal when bypassed.", "positive_items": ["B079TLFL33", "B07GBPF914", "B07Q6L4YMC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-861d074756fee6af733277eb", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record polished vocal demos, with a stable adjustable setup for microphone placement and a small keyboard controller to play virtual instruments and shape my arrangements.", "positive_items": ["B08FDBCYHL", "B019JX565C", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-862562c4c43cd4853c8ded1b", "partition": "shared_train", "query": "I\u2019m setting up a simple home acoustic-guitar recording project and need long-lasting strings, comfortable picks for playing, and an easy USB connection to my computer for recording and headphone monitoring.", "positive_items": ["B0BKZ3GCGR", "B09BF8XDF4", "B07KGF3MHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86376b636d1e8e825440deb6", "partition": "shared_train", "query": "I\u2019m setting up a small drum recording and rehearsal rig and need adjustable, foldable microphone support, durable replacement heads for the kick and snare, and a complete close-miking setup for kick, snare, and toms.", "positive_items": ["B00UV7Q3HG", "B09S1W71K6", "B019LR2XTS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8639983429276192ed6b3504", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a full restring and refresh, and need long-lasting medium-gauge strings plus a tool for winding, cutting, pulling bridge pins, and stretching them, along with supplies to clean, polish, and condition the fretboard, body, and strings.", "positive_items": ["B07N5MJDBF", "B09YDBKT7M", "B08R5GM6YB", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86439951a9786c3ba50d4baf", "partition": "shared_train", "query": "I\u2019m restoring a Tele-style electric guitar and need classic-sounding replacement pickups, reliable six-in-line tuning hardware, and matching control knobs for the electronics.", "positive_items": ["B07BHM7RKB", "B0077RKJ32", "B01LGEH9X4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8650ea76be4ab7dcb56c011c", "partition": "shared_train", "query": "I\u2019m preparing for a Beatles tribute set on acoustic guitar and need reliable tuning, quick key changes during songs, and sturdy heavy picks for practicing and performing live.", "positive_items": ["B09MJWYTQW", "B07BSZNKTM", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-865258f44682367d92e284ce", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and gigs: I want heavier-gauge strings, a dependable way to keep my strap attached, and short, low-profile cables for neatly connecting my pedals and instrument.", "positive_items": ["B00WU77KWM", "B0BSGM6CQ9", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8652eef3a54bbe259828375a", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need detailed studio sound, stable adjustable microphone placement, and protection from plosive noises while recording.", "positive_items": ["B087Q1GXQ9", "B07PSWC1XY", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-865f16b8b0e8575adbf7ca9d", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar-and-bass practice station and need reliable instrument connection, secure strap attachment, protective lockable storage for a Les Paul-style guitar, and a handy reference for learning bass chord notes.", "positive_items": ["B001L1R3C0", "B0BXX3MYXT", "B0BCW884JL", "B0BCXRG3QQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8665dd8c70109164bb57686f", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and recording its refreshed tones, so I need a replacement selector and control knob, fresh coated strings, and a dependable microphone for miking the amp.", "positive_items": ["B003AYKFP8", "B000G8BCZI", "B0CB98SMQR", "B07DWM2XSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8675ed9f79853fa4a1c34575", "partition": "shared_train", "query": "I\u2019m setting up a vintage-inspired home guitar practice corner with space-saving wall storage for several string instruments, a refreshed look for my combo amp, quick key changes, and versatile high-gain tones.", "positive_items": ["B00CIIQFHE", "B007Q27BH0", "B07BSZNKTM", "B0C6J2DPBW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8683344741aa9ecd8612086d", "partition": "shared_train", "query": "I\u2019m putting together a portable voice-over recording setup for home and travel, with tabletop microphone support, acoustic treatment, vibration isolation, and protection from vocal plosives.", "positive_items": ["B003JZOW98", "B07PSWC1XY", "B000LQLDM2", "B0020OVFJO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8686f6909d94d2df2030b7b0", "partition": "shared_train", "query": "I\u2019m preparing my guitars for rehearsals and gigs and need a comfortable padded strap, a secure way to attach it to an acoustic endpin jack, and a sturdy protective case for transporting my electric guitar.", "positive_items": ["B0B8RL4YLL", "B0B8LMGQVX", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-869ae8d7402f253027bc1c0d", "partition": "shared_train", "query": "I\u2019m organizing a colorful beginner Latin music workshop and need easy-to-hold shakers, a bright tambourine for strong rhythmic accents, and assorted guitar picks for accompanying songs.", "positive_items": ["B09NWCD36N", "B004R90ASW", "B003SQGSPY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-869cccbf9efee64b76a6ec08", "partition": "shared_train", "query": "I\u2019m building a compact, quiet hybrid percussion setup for home practice and small gigs, with a responsive electronic kick, flexible mounting for auxiliary percussion, and a sturdy adjustable stand that packs away easily for transport.", "positive_items": ["B0884XC78Y", "B001MZUCR8", "B0C3H3W5YC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86a574cde0becd19b721a38f", "partition": "shared_train", "query": "I\u2019m refurbishing my 7-string electric guitar for regular rehearsals and need longer-lasting coated strings, a comfortable adjustable strap, secure strap attachment, and replacement screws to finish installing the pickguard.", "positive_items": ["B06W2NS7RW", "B07226MCY6", "B098KXQJVY", "B0089WZ1FA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86a7b3106bfad929f23891d1", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording corner and need safe wall storage for my instrument plus an adjustable, stable desktop microphone setup that helps reduce breath and wind noise.", "positive_items": ["B00WJ3ANXK", "B08CMHD5HG", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86ac0fb7bdf17a0eeffdb3b7", "partition": "shared_train", "query": "I\u2019m setting up a small home keyboard performance and recording rig: I need expressive sustain control, a two-input USB interface for capturing vocals or instruments, and a long heavy-duty cable to connect my amplifier to a speaker cabinet.", "positive_items": ["B01E6T56EA", "B0BT9R8MMV", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86aec5b5091ff41007199391", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for capturing live performances, with a high-quality condenser mic, a quiet balanced connection, and a protective angled enclosure for my rack-mounted audio gear.", "positive_items": ["B00LMFFGOW", "B072PQT2DM", "B084DTNZT2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86b0aab4080293e82fe65d12", "partition": "shared_train", "query": "I\u2019m setting up a small home acoustic guitar performance area and need a secure place for the guitar plus an adjustable, hands-free microphone setup for singing.", "positive_items": ["B07RSSBZC2", "B019NY2PKG", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86b5de84e3234ea27c0ce107", "partition": "shared_train", "query": "I\u2019m preparing a home-recorded 7-string guitar-and-vocal demo and need reliable tone, comfortable hands-free guitar use, plenty of durable picks, and a way to reduce vocal plosives at the microphone.", "positive_items": ["B07PSWC1XY", "B098KXQJVY", "B0BG95DG2H", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86b7e1567f624ddb97c0cf92", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record clear rap vocals and need a sensitive condenser microphone, plosive protection, and a stable adjustable stand for precise positioning.", "positive_items": ["B09VT45772", "B017NT392Q", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86c9427adb8a2b8a56c61664", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic guitar setup for regular practice and occasional open-mic performances. I need reliable accessories for strumming, quick stage tuning, safely holding the guitar between songs, and wiping fingerprints and dust from its finish.", "positive_items": ["B00IY0BLB0", "B0049NESYS", "B09RJZSQML", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86cdd38f0e43fb7fa23c8a95", "partition": "shared_train", "query": "I\u2019m starting to learn acoustic guitar and need a warm-sounding beginner instrument, comfortable picks for practicing different styles, and an easy way to keep spare picks within reach while I play.", "positive_items": ["B071RLH95D", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86ce5a0248e2e32bfa9cd66d", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic guitar ready for a bluegrass jam and need to replace its strings, tune it accurately, and have comfortable picks for playing.", "positive_items": ["B015HG7F3Q", "B0BKZ3GCGR", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86d133fabb62cb4e29aa7a93", "partition": "shared_train", "query": "I\u2019m organizing a lively group rhythm activity and need easy-grip jingle instruments for two participants, plus a pair of contrasting rhythm sticks for keeping the beat together.", "positive_items": ["B003OJNCFO", "B003SQGSPY", "B00N2MIM7Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86d23e4bed39ae01c377f6c0", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording session for acoustic slide guitar and need versatile picks for strumming, a bright-toned finger slide, and a stable adjustable desktop stand for the microphone.", "positive_items": ["B09RJZSQML", "B0BR2Q367S", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86d850dc976cf950b2b5aa80", "partition": "shared_train", "query": "I\u2019m refurbishing a compact drum kit and need replacement heads for a controlled, low-overtones snare sound plus a durable tom head with balanced attack, sustain, and depth, along with responsive snare wires for strong projection.", "positive_items": ["B09F9B8DV9", "B0BK6S7QF4", "B0BKZ6JR1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86db3e6580296aab11526696", "partition": "shared_train", "query": "I\u2019m putting together a small rehearsal and recording setup and need reliable connections for microphones over longer runs, a guitar or other instrument, and balanced links between my mixer and outboard audio gear.", "positive_items": ["B09396NY1C", "B0C39H86Q1", "B09617MLP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86df397cec35dba1534eec7c", "partition": "shared_train", "query": "I\u2019m preparing to store and transport my jumbo acoustic guitar and P/J-style bass, and need sturdy protective cases with room for accessories plus replacement humidifier sponges for the acoustic in dry conditions.", "positive_items": ["B00KND95KK", "B079SYCBJ4", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86e00e71cf8e32a88dd02ad3", "partition": "shared_train", "query": "I\u2019m preparing for small guitar gigs and need a reliable strap, easy access to picks while playing, and spare picks with a warm, natural feel.", "positive_items": ["B0BXT384GR", "B074WXM13T", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86ebb6f86f7fa73c0f386a13", "partition": "shared_train", "query": "I\u2019m preparing for a beginner\u2019s school-band season and need a student flute with a case, supplies to clean and maintain it, plus clarinet cork lubricant and replacement reeds for the clarinet they\u2019ll also be playing.", "positive_items": ["B0BT2QH7V5", "B01M5D3MV6", "B09SQ2Y148", "B000FVDYUW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86f1e541ca557efc81d1bf45", "partition": "shared_train", "query": "I\u2019m setting up a versatile Strat-style electric guitar rig for home practice and playing, with a properly fitted 42mm nut, flexible switching among effects, and both clean and overdriven tube tones.", "positive_items": ["B0C6MV4RKL", "B01LZ3C9U6", "B0773SDZ2V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-86f29ab7ca8effc79a62c2a4", "partition": "shared_train", "query": "I\u2019m preparing a beginner-friendly music class and need simple percussion for keeping the beat, adding tambourine rhythms, and shaking bright handbells along with the music.", "positive_items": ["B0002EJPTQ", "B00JL70M92", "B0002EJUKU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-870a7d3ca004f703a9d18f86", "partition": "shared_train", "query": "I\u2019m building a simple piezo pickup rig for a cigar-box guitar and need multiple sensing elements, standard 1/4-inch output sockets, a 9V pedal-power connection, and physical rotary control knobs.", "positive_items": ["B08317LZ2S", "B08CJZ7RBN", "B09BF93H9Y", "B01M0IQ5QI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-87169ce42c2a38e0a544eb51", "partition": "shared_train", "query": "I\u2019m preparing my F-style mandolin for rehearsals and gigs, so I need reliable replacement strings, a protective case I can carry on my back, and a lightweight stand for safe setup between performances.", "positive_items": ["B09NPDP2PL", "B00K17YFC6", "B0853X3VDC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8717a38cea371ef97d58c855", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for rehearsals and small gigs, so I need a heavier-gauge string setup, a secure portable place to store it, and a woven strap for playing standing.", "positive_items": ["B08BW2TBD7", "B0BSGM6CQ9", "B06XCNXKFN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-871e72d57eefde895bed1973", "partition": "shared_train", "query": "I\u2019m creating a compact home acoustic jam space where I can play guitar with plenty of picks, add C-key harmonica parts, and safely display multiple string instruments on the wall.", "positive_items": ["B06VX6T3RG", "B07MMJX9T7", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8724d340a17eb4e37d0e3b34", "partition": "shared_train", "query": "I\u2019m getting my mandolin ready for regular rehearsals and small gigs and need a practical setup for carrying and protecting it, playing comfortably while standing, and keeping durable picks handy for fast strumming and lead work.", "positive_items": ["B007V7VHHK", "B0B8LYBTXZ", "B00JL5I61A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8731ed054ceb03e691d4be95", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for live playing and need low-profile patch connections, plus versatile distortion options ranging from amp-like overdrive to boosted, high-gain tones with extra low-end control.", "positive_items": ["B06ZXY5T1M", "B002VASAJU", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-87409870fe7f05c9f0e80b9f", "partition": "shared_train", "query": "I\u2019m assembling a portable percussion setup for rehearsals and small gigs, with a 12-inch djembe protected for transport, organized stick storage, and a holder that keeps playing sticks within reach on my stand.", "positive_items": ["B07N2WWT61", "B06ZY9C6FM", "B08ZYW2C94"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8751c960fd7d6157b09b34a0", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for high-volume rock practice and need durable sticks, reliable snare response, protection for a double-pedal bass drum head, convenient stick access, and safe care for brilliant-finish cymbals.", "positive_items": ["B07DM1SMMK", "B09TXP3FSK", "B07DK5MHS9", "B0BKZ6M28F", "B07N2WWT61", "B0BKZ6JR1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-87541cf40da0a72c602464db", "partition": "shared_train", "query": "I\u2019m restoring my Fender Stratocaster and need to safely support it while replacing the truss rod nut and rewiring the pickup and tone-control electronics with vintage-style solderable wire.", "positive_items": ["B08T2DMFKD", "B001JQ7SC2", "B0B8F6LD9F", "B00ZO92VSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-875e955204332e50282393c8", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar with long-lasting strings, using a comfortable tool to restring and stretch them, then recording a polished guitar-and-vocal demo directly to my computer.", "positive_items": ["B078KGLKH3", "B01AH3RSAO", "B07JZQBNDG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8763b470a534bc3692bd8ab5", "partition": "shared_train", "query": "I\u2019m getting my electric bass ready for regular rehearsals and small gigs, and need a comfortable adjustable shoulder setup with secure attachment and a reliable amp connection.", "positive_items": ["B0BGCMQWPF", "B07JMJFPCS", "B0864MGH6J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-876a52a50007310234c7ef51", "partition": "shared_train", "query": "I\u2019m preparing my guitar for upcoming rehearsals and small live performances, and need a compact setup for changing strings efficiently, experimenting with different playing feels, and keeping the instrument securely supported while standing.", "positive_items": ["B00HV50F70", "B00KZQ1VXY", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8772267a48d21619043eaf27", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar setup for songwriting and small live performances, with expressive wah tones, warm bluesy overdrive, reliable short connections between effects, and looping with built-in rhythms and song sections.", "positive_items": ["B086QN18MT", "B077GK1J7N", "B079YDQRSJ", "B086PLHS9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-87761b850964c898013e61d6", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and its practice amp, so I need a well-fitting replacement nut, fresh light-gauge strings, and an 8-inch 8-ohm speaker for clear amplification.", "positive_items": ["B09M7P8SBH", "B0002E1UDK", "B0002E596E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-877719702e1a2651adb1cf2b", "partition": "shared_train", "query": "I\u2019m preparing for a small recording session using both my acoustic and electric guitars, so I need fresh strings suited to each instrument plus durable, heavy picks for consistent strumming and lead playing.", "positive_items": ["B0108VZLHM", "B09G5KLKX2", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8778b927637803b21cbe8cfa", "partition": "shared_train", "query": "I\u2019m setting up a compact beginner piano practice station at home and need an 88-key weighted digital instrument, sturdy height-adjustable support, and a comfortable adjustable seat that can fold away when I\u2019m finished.", "positive_items": ["B01B15JPCQ", "B071V34XYF", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-877e882c75b60df3d4c045c3", "partition": "shared_train", "query": "I\u2019m upgrading and setting up a 12-string electric guitar, including fitting individually adjustable bridge hardware, carefully filing the nut and fret slots, and adding a versatile reverb and delay effect for expressive playing.", "positive_items": ["B01FF4FX2U", "B00SV12BO8", "B00EB1269M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8783e3aa3c8b1d52cdfa3c17", "partition": "shared_train", "query": "I\u2019m putting together a compact live performance rig for looping songs and rhythms hands-free, with an extra foot control and a DIY powered subwoofer cabinet to add strong low-end sound for small gigs.", "positive_items": ["B0BTD9MK2K", "B07Y6TSTS2", "B086QN18MT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8796d3e1a58af7f185b0a3ca", "partition": "shared_train", "query": "I'm putting together a compact home rehearsal setup for guitar, vocals, and electronic drums; I need stable hands-free instrument support, adjustable microphone positioning, and a responsive kick pad for consistent playing.", "positive_items": ["B01BMUJ930", "B015JTEBN8", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-879f32617065da8e6ea0f2f1", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic guitar ready for rehearsals and small gigs, and need a warm-sounding extra-light string set, a way to keep the strap and cable securely attached without modifying the instrument, and replacement sleeves to restore my capo.", "positive_items": ["B0BTC9YJ2W", "B00C5GZVOM", "B076ZSHQ47"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-879fd8ebde461a4a409fb3c2", "partition": "shared_train", "query": "I\u2019m organizing a small bluegrass singalong where two performers need wireless vocal amplification, one player will fingerpick, and the string instrument must stay accurately tuned before the set.", "positive_items": ["B00I9FL3OA", "B0BHSG5C3G", "B00TOKTBL6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-87b6266c6f37180840dce357", "partition": "shared_train", "query": "I\u2019m restoring and setting up my Fender bass for regular playing, and need accurate tuning, vintage-style hardware covers, and a range of pick thicknesses to explore different attack and tones.", "positive_items": ["B015HG7HMA", "B09NWCD36N", "B00I3XGGOU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-87bbdd195c4e196034cb9077", "partition": "shared_train", "query": "I\u2019m putting together a compact bass practice, gigging, and recording setup: I need to mount a 12-inch 8-ohm speaker, connect a small bass amp and tone-shaping preamp, add panel inputs, and route both speaker and stereo XLR signals.", "positive_items": ["B08HSQPY3W", "B08KJNYWX8", "B08MT66VPX", "B01KDK4UTI", "B08CNGNB7S", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-87eeeb93f048e03e8140364e", "partition": "shared_train", "query": "I\u2019m preparing for a classical guitar recital and need reliable replacement strings, comfortable adjustable foot support for proper playing posture, and a portable height-adjustable stand to hold my sheet music while rehearsing.", "positive_items": ["B01N41SI41", "B00280W40Y", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8806cec04069f2cfbfe9995e", "partition": "shared_train", "query": "I\u2019m upgrading my carved-top Les Paul with a no-drill vibrato, then need to send its signal directly to a mixer or amp for live use while keeping my pick secure during sweaty playing.", "positive_items": ["B00GXMLEO0", "B016P20UC4", "B07FZ5XBCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-880a2e646d3b7fa28bd8c566", "partition": "shared_train", "query": "I\u2019m preparing a portable setup for a small live gig featuring guitar, a MIDI keyboard, and drum hardware. I need a reliable way to secure my effects pedals, control keyboard sustain, connect the guitar, and transport the drum gear on wheels.", "positive_items": ["B01DE4DTAG", "B0BT9R8MMV", "B07CNTZYP5", "B004ZKIHVU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-880a8d3edd8e29653c1a15a3", "partition": "shared_train", "query": "I\u2019m assembling a compact setup to practice slide guitar and fingerstyle picking, with hands-free tuning and comfortable picks for both my thumb and fingers.", "positive_items": ["B09LSKCQB2", "B0BPLFP5P6", "B006G2DN9Q", "B0BLZ2L15B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-881f96819ce5d8a7b9feebe1", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for regular playing and need replacement extra-light strings, a fast scratch-safe way to restring it, comfortable adjustable shoulder support, and secure strap and cable retention with compatible hardware.", "positive_items": ["B0C3LKJXFR", "B000TGSM6E", "B07PJNYTB3", "B076ZSHQ47", "B07ML4DM7V", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88238bd4a9c9d6b3db4bdc1a", "partition": "shared_train", "query": "I\u2019m refreshing my rock drum kit for live gigs: I need durable, punchy heads for my 10-, 12-, and 16-inch toms, a controlled 13-inch snare sound, and flexible hardware for mounting cymbals on stands or a rack.", "positive_items": ["B0C3LDN2ZX", "B08DVPJSX9", "B0BK6S7QF4", "B0BKZ59BQZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88245b55ef6e6f20383d43dd", "partition": "shared_train", "query": "I'm upgrading my rock drum kit for live gigs and need durable black tom heads, a versatile range of cymbal sounds, and a secure way to mount an extra percussion piece.", "positive_items": ["B09N43WBXZ", "B083KJ7FKH", "B0BKZ59BQZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88250b2c2875172a3c2e6b5b", "partition": "shared_train", "query": "I\u2019m setting up a portable live drum-and-band PA and need close drum miking, system management for routing and EQ, a reference microphone to tune the room, and sturdy stands for the main speakers.", "positive_items": ["B0002H0RG8", "B0002DVCAM", "B0BMCT1N3G", "B0C3PY6TBR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-882e5782bc12e14255119fc7", "partition": "shared_train", "query": "I\u2019m putting together a compact mobile DJ setup for small gigs, with reliable mixer-to-speaker and rack connections, headphone monitoring, DMX lighting links, and padded bags to transport my controller, fixtures, cables, and accessories.", "positive_items": ["B01LW7Y5V7", "B00O5EL4MA", "B078X2XFW3", "B09617MLP2", "B09ZTH7BCS", "B09NN6GQQ7", "B01NAZMWZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8835275f15c2624c334d2990", "partition": "shared_train", "query": "I\u2019m setting up a home studio rig to record guitar or bass with a warm tube-based preamp, send the instrument through a hum-reducing DI, and connect the balanced output cleanly to my recording equipment.", "positive_items": ["B00356J8KE", "B08DBDD6CM", "B005F5TP6U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88360f3f18388298ce706329", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and bass setup for rehearsals, needing a reliable instrument cable, replacement tubes for my Vox AC30 amplifier, and sturdy triangle picks for playing.", "positive_items": ["B0C18CV4TS", "B09SS67XRB", "B004LBAGNA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-883d237dd61fa6c86382916b", "partition": "shared_train", "query": "I\u2019m putting together a small electric-guitar pedalboard and need to power a pedal, connect my guitar to the setup, and link the pedals together cleanly.", "positive_items": ["B01DE4D4LU", "B0002E3FBA", "B09KWWS7DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8849ac169ce62cd94f77480a", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar rig for solo rock practice and recording, with dependable medium-gauge strings, automatic bass-and-drum backing, and a replacement amp speaker that delivers punchy mids and strong lead tone.", "positive_items": ["B08LRHL28Y", "B01DECWM0G", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-884b5684abd845c9078ea829", "partition": "shared_train", "query": "I\u2019m setting up a six-string electric guitar for layered studio parts, with high-strung Nashville tuning, reliable clip-on tuning, and an octave fuzz sound for distinctive lead textures.", "positive_items": ["B007T8OGLK", "B00IFOTSJW", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88597fcbb735bbe1d0239827", "partition": "shared_train", "query": "I\u2019m building a compact rehearsal setup for guitar and drums and need a reliable long instrument connection, a short right-angle link for my effects, and an accessible way to keep several drumsticks organized by the kit.", "positive_items": ["B07Y94MSG9", "B0B95V41NR", "B0BKZ7LF6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-885b97cc6899ef2a549a4572", "partition": "shared_train", "query": "I\u2019m upgrading and preparing my electric guitar for expressive, sustained high-gain playing: I need matched neck and bridge humbuckers, versatile dual-mode drive with its power supply, an easy restringing tool, and a convenient way to keep picks within reach.", "positive_items": ["B078K1YQ5M", "B0002CZTIO", "B08R5GM6YB", "B01LW47TKC", "B01LW88QFN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8871009e804092fa2396aebb", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic guitar performance and need supplies for a fresh, long-lasting setup, reliable picks for playing, and in-ear monitoring so I can hear my tone clearly while practicing and performing.", "positive_items": ["B0BBL46CCV", "B07DWLYGKH", "B0BYJN7JWQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88712a27d58f9221bd8a4856", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit and need upgrades that improve snare articulation, give my 12-inch tom a warm expressive voice, and isolate cymbals from the stand for a more natural feel.", "positive_items": ["B0B962GTW6", "B00NZ81OH2", "B09D8VQY2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8871e1155842ca560265e2da", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar and building a small stage rig that stays in tune, delivers aggressive vintage-style fuzz, and sends a properly matched signal directly to the mixer or amplifier.", "positive_items": ["B00P9HB0VC", "B07FZ5XBCJ", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8877cde08eebc4cafa80a953", "partition": "shared_train", "query": "I\u2019m setting up a small home recording station to track clean sung vocals and connect my MIDI keyboard to another music device. I need suitable vocal capture, protection from plosive sounds, and reliable MIDI communication for arranging the song.", "positive_items": ["B0928H9QXC", "B07PSWC1XY", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-887f0e05f591b9033253f424", "partition": "shared_train", "query": "I\u2019m setting up a guitar maintenance and storage station: I need stable neck support for servicing, safer strap attachment, and a fitted cover to protect my Fender Acoustasonic 40 amplifier from dust and spills.", "positive_items": ["B09NHJJSR7", "B0C3Q29DML", "B07F3TDWSW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8880238a806685c932c45a4d", "partition": "shared_train", "query": "I\u2019m restoring an old acoustic guitar and need parts to stabilize a bowed bridge area, replace the tuning machines, and fit and carefully shape new bone nut and saddle pieces.", "positive_items": ["B00EB11U8U", "B07CQSZQZL", "B018ECP1VS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88803baf6a1e2aed811311d4", "partition": "shared_train", "query": "I\u2019m refreshing my HSS Strat for upcoming rehearsals and gigs: I need a compatible black replacement faceplate, heavier-gauge strings, a secure strap attachment, and a flexible, quiet instrument lead that won\u2019t kink or twist.", "positive_items": ["B00H35YIJE", "B0BSGM6CQ9", "B0BCXRG3QQ", "B005HZ8F00"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-888544f68dce16b689d1778f", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar for rehearsals and gigs and need compatible tuning hardware, heavier-gauge strings, secure strap attachment, a road-tough protective case, and durable picks.", "positive_items": ["B09RJZSQML", "B004HXUP42", "B004PFWYL4", "B0BSGM6CQ9", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-888d353cc42d48abdd912fb6", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic for regular practice and playing: I need help changing its strings, keeping picks accessible, connecting it to my gear, and building finger strength and calluses when I\u2019m away from the instrument.", "positive_items": ["B0002CZTIO", "B0B8FSCM9L", "B01DE4DPSC", "B08R5GM6YB", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-888e224e534425a9d5db1831", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and display area where I can safely mount my instrument, make custom picks from spare materials, and keep them conveniently accessible during playing.", "positive_items": ["B072DXPHC3", "B07PPHHG34", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8894d1db61e632922e88c2b2", "partition": "shared_train", "query": "I\u2019m setting up a portable home vocal-recording station and need a stable adjustable boom, secure microphone mounting for different thread and clip standards, and plosive protection for clean takes.", "positive_items": ["B0B8Z59D2M", "B07PSWC1XY", "B0002GXPRM", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-889e1a79aca0f493daff8fe0", "partition": "shared_train", "query": "I\u2019m setting up a beginner home vocal-recording station on my Mac or PC and need an easy way to capture clean vocals, monitor them privately, and produce finished tracks in a full-featured music program.", "positive_items": ["B072FBNF42", "B016QUXTZU", "B08R8DV1JQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-889f1e3c36810b294659d79b", "partition": "shared_train", "query": "I\u2019m organizing a small church karaoke and live singing event and need a reliable four-microphone wireless setup, protective storage for the microphones and accessories, and a way to carry two full-length microphone stands safely.", "positive_items": ["B007V5J6SE", "B09JJ784V5", "B00HLVOO2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88b0c81a6eb44ff1a6e418f0", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station and need to reduce plosive bursts, run a microphone over a long distance, adapt an RCA audio connection to XLR, and send the mixed signal to my computer.", "positive_items": ["B016QUXTZU", "B095QDDCKN", "B005EHILV4", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88c81c0b0a73e90b883328d6", "partition": "shared_train", "query": "I\u2019m getting my electric guitar and five-string bass ready for rehearsal and need heavier guitar strings, fresh bass strings, an all-in-one restringing tool, and a comfortable adjustable strap for the guitar.", "positive_items": ["B0BSGM6CQ9", "B09V91H5XM", "B0BHG58G2F", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88d159c7e9007df0112d6fc9", "partition": "shared_train", "query": "I\u2019m putting together a small rehearsal and performance setup with an 88-key keyboard, needing stable support and piano-style sustain, safe transport for a 3/4 upright bass, and powered mixing for the ensemble.", "positive_items": ["B0BT9R8MMV", "B0BB3CZJK8", "B095JX9GZY", "B075R58Q4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88d2001c75db680154afc936", "partition": "shared_train", "query": "I\u2019m upgrading my 13-inch drum kit for energetic live rock playing and need a responsive snare setup, powerful longer-reach sticks, and a tambourine that can mount securely for hands-free accents.", "positive_items": ["B09TXQ22KG", "B09TBMKWK2", "B001F2PHO6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88d7fb0745b9c1ab8b95721f", "partition": "shared_train", "query": "I want to service and upgrade my electric guitar for regular playing, with smoother polished frets, heavier strings for stronger output, dynamic compression, and a comfortable strap that attaches securely.", "positive_items": ["B0B8M2Q1DS", "B07ND5PQTP", "B00IPHSRN2", "B09G5QS1VD", "B007T8CUNG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88fccdb310756ebb2522a58a", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar workshop and need an easy way to tune instruments, shift keys during practice, and safely keep several guitars upright between lessons.", "positive_items": ["B0BHSG5C3G", "B08JMQR2JK", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88ff20d6678edb4135f3ef09", "partition": "shared_train", "query": "I\u2019m getting my clarinet ready for regular practice and need a beginner-friendly setup with a replacement mouthpiece, compatible reeds, and something to keep the cork joints smooth and easy to assemble.", "positive_items": ["B00P0AHRQ0", "B00PXYD86G", "B07MZ82JBC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-88ffca9dc067e956723efaff", "partition": "shared_train", "query": "I\u2019m assembling a compact live vocal-and-instrument rig and need to connect an instrument cleanly to balanced audio gear, adapt an XLR connection, protect the handheld mic from wind and spit, and cover an unused rack slot.", "positive_items": ["B01DK1ZGSQ", "B0027V760M", "B091MZPYBQ", "B0002DV0CC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-890fb588c723489eb7c25e62", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic guitar practice and performance station with reliable tuning, comfortable picking, hands-free sheet music or lyrics, and a convenient place for my drink and small accessories.", "positive_items": ["B0BPLFP5P6", "B00YJ5C46K", "B00V8URXSS", "B07Y2R3Z2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-891d9b503bf7e0cf6553386e", "partition": "shared_train", "query": "I\u2019m putting together a small guitar performance setup and need finger picks for playing, padded stands to safely hold several guitars, and a readable clip-on tuner for quick, accurate tuning onstage.", "positive_items": ["B07M7XZFYG", "B0B8P1YW7L", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-891e0e2ba430d03be54899a3", "partition": "shared_train", "query": "I\u2019m putting together an outdoor stereo field-recording setup for concerts and ambient sound, and need wind protection for my portable recorder, a bar to mount two microphones on one stand, and long balanced connections for clean audio.", "positive_items": ["B07YD41VMW", "B0941LXKLX", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-891e5a42d4e2f7137269946e", "partition": "shared_train", "query": "I\u2019m preparing a guitar-and-vocal recording and need to set up my Fender-style guitar with a replacement nut, reliable shoulder support, firm picks, smooth foot-controlled volume swells for its passive signal, and a microphone shield to reduce popping and hissing.", "positive_items": ["B0C5Y66DLB", "B0B1989GQS", "B015XTFNP4", "B09R6KV6QX", "B0C4GR5C3L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8920bad609f5ab4b0522b366", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a small acoustic-electric gig and need supplies to restring it, change chords quickly, connect to an amp, and have reliable picks for playing through the set.", "positive_items": ["B01DPCONFM", "B00H4PEMM6", "B0BKZ3GCGR", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8924ebdebf1a7c25346b0563", "partition": "shared_train", "query": "I\u2019m setting up my 7-string electric guitar rig for live performances and need reliable long-lasting strings, smoother sustain and dynamics, quick access to multiple effects combinations, and an easy clip-on tuner for fast setup between songs.", "positive_items": ["B098KXQJVY", "B003Y03WPI", "B07JL1KFT3", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89250b38257679238125c317", "partition": "shared_train", "query": "I\u2019m setting up a beginner ukulele practice corner and need an affordable concert-size instrument, an easy hands-free tuner, and a way to mount it securely on the wall between sessions.", "positive_items": ["B08DM9NFLH", "B00LGCCIXS", "B07CL8ZCDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8927aca47cea0e9ec2ee050e", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small gigs, so I need durable medium strings that keep their tone, plus convenient, finish-safe access to standard medium picks while I play.", "positive_items": ["B09BF8XDF4", "B0BXT384GR", "B0002GX7XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-893dcd0b97a68fd7823f1d30", "partition": "shared_train", "query": "I\u2019m setting up a reliable practice and performance setup for my drum kit and need a stable non-slip surface, a dependable kick pedal, and sticks that won\u2019t slip from my dry hands, preferably with an easy way to transport the setup.", "positive_items": ["B0061XXSVS", "B00LOAAME4", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8951c9129c4a67a85dcb8dd7", "partition": "shared_train", "query": "I\u2019m setting up for electric guitar practice and small rehearsals, and need a reliable way to tune quickly, protect my guitar during transport, and get powerful, versatile amplified sound with useful effects.", "positive_items": ["B0BT84L827", "B095QBH5ZB", "B0BCXKVYJL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-895800ff9b67d8a12c318c71", "partition": "shared_train", "query": "I\u2019m putting together a simple setup to learn and record ukulele songs at home, with a beginner-friendly instrument, an easy way to keep it in tune, and a USB microphone protected from wind noise for clear vocals and videos.", "positive_items": ["B0C6H9T5T6", "B07J3GNYK1", "B0BWT3S95C", "B0B4SNX132"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-895dd91aa94181b9e2f71037", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a clear dynamic mic, balanced connections to the PA, and an adjustable stand to position the speaker securely.", "positive_items": ["B00CHQ9KEM", "B09B15BDHS", "B0B52FBC66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-895fcdc9d7d6f988eca6c145", "partition": "shared_train", "query": "I\u2019m setting up a home digital-piano recording station and need reliable power for my Casio Privia, hands-free sustain, and a short balanced connection to my audio equipment.", "positive_items": ["B00DIL06UM", "B01DE4DEGK", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8963934af52b1126c3cdd531", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a rehearsal and need durable replacement strings, reliable connection to my amp, and a supply of medium-gauge picks for practicing and performing.", "positive_items": ["B01DPCONFM", "B09G5MLJ79", "B0064BCRQE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89646c67e8e5024d62b5bf60", "partition": "shared_train", "query": "I\u2019m restringing my five-string bass, electric guitar, and acoustic guitar for a recording project, looking for sturdy heavier-gauge electric strings and bright, balanced nickel-wound bass and bronze acoustic sets, ideally with enough acoustic sets for future changes.", "positive_items": ["B0BSGM6CQ9", "B0BFKKVQZT", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-896a01fba399b47a3d4ebd4e", "partition": "shared_train", "query": "I\u2019m outfitting a small rock band for rehearsals and recording, with reliable guitar signal connection, fresh strings for guitar and bass, a passive replacement bass pickup setup, durable picks, and sticks suited to energetic drumming.", "positive_items": ["B0C3Q29DM6", "B09R6KV6QX", "B0B95V41NR", "B001P3X3BY", "B01C5TBX68", "B0C3R4MFXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8972d74c49500a7f593cb4ed", "partition": "shared_train", "query": "I\u2019m putting together a hands-free live guitar setup with expressive talk-box vocals, realistic drummer-style rhythms, and a short, reliable patch connection for my pedalboard.", "positive_items": ["B0B95V41NR", "B0C4DG9Z5G", "B073HFPDCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-897486c9c6542895ccad1bf7", "partition": "shared_train", "query": "I\u2019m putting together a portable street-interview recording setup and need a handheld voice microphone, a long cable for connecting to my recorder or camera, and a way to monitor headphones while safely reducing the input level.", "positive_items": ["B0C61YRZ1H", "B01DN7OAWU", "B004VIOZSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8979c617433166fdc69a1a70", "partition": "shared_train", "query": "I\u2019m building a portable setup for recording outdoor interviews and small live events, with wind protection for camera microphones, a long balanced connection for distant audio, flexible mixing and recording, and protective cases for transporting the equipment safely.", "positive_items": ["B09CPQHB5N", "B0007TZXII", "B07WTRZTWK", "B019JGXSLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-897c7ca3913bcc700b687ea2", "partition": "shared_train", "query": "I\u2019m setting up a drum kit for regular practice and need reliable positioning for the hardware, protection for a bass drum head used with a double pedal, and plenty of balanced sticks for playing and replacements.", "positive_items": ["B0002H0F5Q", "B001MZW53W", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89908bf22da378d533a5b891", "partition": "shared_train", "query": "I\u2019m upgrading my 6-in-line electric guitar for reliable gigging and heavier riffing. I need tuning hardware for a tilted headstock, secure strap attachment, firm picks, and strings suitable for standard or drop tuning with fuller sustain.", "positive_items": ["B00ABLE59K", "B09FSRVQ61", "B07YMFXRX5", "B00T7U0VGW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-899e4a1109fe5a6a977521a1", "partition": "shared_train", "query": "I\u2019m setting up a reliable electric guitar practice station and need supplies for restringing, trying different picking feels, and safely resting the instrument between sessions.", "positive_items": ["B07Q9JB3CF", "B018FCZKR2", "B01C5TBX68"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-899e50ec163b377abb9b326e", "partition": "shared_train", "query": "I\u2019m putting together a durable rock and metal drum setup with responsive bass-drum control, protection for the head, flexible cymbal positioning, bright bell accents, explosive china effects, and dependable sticks for hard playing.", "positive_items": ["B081TYHXMH", "B08DVPJSX9", "B0BKZ5DJZ2", "B00716CXGA", "B0BKZ6M28F", "B09X6KS6GB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89b4ac25b03012f37b51561c", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar and need matching replacement control knobs, a new chrome output jack plate for the instrument cable connection, and low-profile string trees to improve string alignment at the headstock.", "positive_items": ["B07T23MF21", "B07M5K279D", "B0B29LK8QD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89b6ce68e0a474ce10ae3273", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need a way to secure a wireless transmitter or receiver, connect microphones with low-noise XLR cabling, control DMX lighting from a computer, and mount my compatible mixer on a standard microphone stand.", "positive_items": ["B0002E38UI", "B06XW4SNFG", "B01AW50JXA", "B09ZTFT99D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89d4456800da9bf28401b869", "partition": "shared_train", "query": "I\u2019m putting together a compact home guitar practice and display station: I need a wall mount for my wide-body guitar, a short low-profile pedal connection, and a longer cable to reach my playing equipment.", "positive_items": ["B0864N9HRK", "B074P6W2G1", "B010AGIEDS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89d863fa6fc6f442ba85b04e", "partition": "shared_train", "query": "I\u2019m setting up a beginner classical guitar practice area and need replacement strings for a half-size student guitar, varied picks for experimenting with technique, and padded stands to keep the instruments safely ready for lessons.", "positive_items": ["B00IPH8MD2", "B08JMQR2JK", "B079NS31NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89d8fc266d255c1baf971334", "partition": "shared_train", "query": "I\u2019m building a portable marching percussion rehearsal kit with an authentic high-tension practice surface, durable sticks for controlled and powerful playing, a key for quick adjustments, organized accessory storage, and padded protection for transporting the setup.", "positive_items": ["B0BR2WB9JY", "B0002F5CF6", "B07145Z14K", "B00AHAFMCO", "B07MPZ9VFP", "B0CF797FLB", "B09TXNWYMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89dc24adbe9755f034fac2b7", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly guitar practice kit for writing down chord fingerings, trying different pick feels, and playing comfortably during regular acoustic or electric guitar sessions.", "positive_items": ["B00JQPRFAS", "B00IPH8MD2", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89e0e49e8ce99ae121216666", "partition": "shared_train", "query": "I\u2019m restoring an electric bass for a mellow vintage sound and reliable stage use, with nylon flatwound strings, upgraded volume and tone controls, and secure strap attachment points.", "positive_items": ["B07N5NKMFM", "B00RGKF9WG", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89e28cc7f092a300dc5f70df", "partition": "shared_train", "query": "I\u2019m setting up a portable field-recording station for outdoor interviews and need wind protection, a way to mount my recorder on a microphone stand, and cleaner, surge-protected power for the rest of the setup.", "positive_items": ["B07CQQXQ4T", "B00BMSX2GI", "B07DJMCP2S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89e4c2347c38db23d9ce0caa", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need to replace its worn bridge, restring it for reliable tuning and lasting tone, then connect it to my amp for testing and playing.", "positive_items": ["B075HYQQD1", "B09396NY1C", "B07DWM2XSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89e9e772dc040cec5ffd4d7b", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic guitar for recording and practice by replacing its worn setup hardware and strings, then monitoring the instrument and vocals accurately through comfortable over-ear headphones.", "positive_items": ["B07GFH8NTB", "B002GHIPYI", "B00GYJTGWY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89eae304124b4b0955de6a78", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar with a fresh purple look, replacing the worn control covers, then restringing it and getting it accurately tuned for practice and gigs.", "positive_items": ["B015CNC9TY", "B00IFOTSJW", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89eff1a4cc41687aaf8e11ea", "partition": "shared_train", "query": "I'm preparing my five-string banjo for a bluegrass performance and need to restring it, keep it accurately tuned, play fingerstyle with thumb and finger picks, and perform comfortably while standing.", "positive_items": ["B0B8NXV975", "B074JNWHZ4", "B0BPKH7FJ2", "B0BSQKRJ7W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89f0327271326bb95e095a63", "partition": "shared_train", "query": "I\u2019m starting a casual ukulele practice routine and need a way to keep the instrument protected while traveling, tune it accurately, and get a softer, gentler sound when strumming.", "positive_items": ["B07FW8DC38", "B06XY2WNBG", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89f1b86c1c7754e0519a1c63", "partition": "shared_train", "query": "I\u2019m upgrading my Floyd Rose electric guitar for precise, aggressive playing, with tougher string-lock hardware, a responsive whammy bar that keeps adjustment tools handy, and sharp Jazz III picks for fast riffs and expressive tremolo work.", "positive_items": ["B00K5XMXMA", "B00MEVC3SA", "B075VPGJCX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89fcae9adebec759b5d95212", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric for Nashville-style high-strung parts and need bright, consistent strings, a faster way to restring, and convenient pick storage while recording.", "positive_items": ["B0BJ3BBTXH", "B0BPJ4Q6FJ", "B0002CZTIO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-89feba278d8a2ee0e4e7d503", "partition": "shared_train", "query": "I\u2019m refurbishing my post-2000 Gibson with a Nashville Tune-o-Matic bridge, replacing worn saddles and upgrading the control wiring with vintage-style cloth wire and a 500K audio pot for a clean, reliable setup.", "positive_items": ["B00IFB3O5O", "B00JUDZIR8", "B0BLYY1ST4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a28923e8ec1f8a85e6966b0", "partition": "shared_train", "query": "I\u2019m giving my bass a professional setup for a smoother vintage feel: installing warm flatwound strings, safely rounding sharp fret ends, dialing in string and pickup height, and finishing with highly accurate tuning and intonation checks.", "positive_items": ["B01HUCYOXE", "B09J1QRTH7", "B09M7BF885", "B0BT2Q42DV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a2e4c5884aa5c0237473fbb", "partition": "shared_train", "query": "I\u2019m setting up a compact rock rehearsal space and need a stable way to position a microphone, shape electric-guitar overdrive and distortion, and keep dependable accessories on hand for guitar and percussion practice.", "positive_items": ["B004VQJF1Y", "B00LOAASPC", "B0BKZ22NHL", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a3233700d80791079a7ae55", "partition": "shared_train", "query": "I want to build a reliable home drumming practice setup with hands-free bass control, responsive hi-hat work, and secure, adjustable snare positioning.", "positive_items": ["B00B5LDWVW", "B096BH8JS3", "B0C3LHCRJ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a40b4330133173cfad583e3", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio for practicing and maintaining my acoustic guitars, including restringing my 12-string, safely organizing several instruments on the wall, and keeping plenty of reliable picks ready for playing.", "positive_items": ["B07MMJX9T7", "B08R5GM6YB", "B0BG95DG2H", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a4f2e3e7afea8e46834e0aa", "partition": "shared_train", "query": "I\u2019m preparing a compact home recording setup for a snare-and-guitar performance, with stable adjustable drum support, quick instrument tuning, rim-mounted microphone placement, and a preamp/interface for shaping and capturing the sound.", "positive_items": ["B0BPLFP5P6", "B01MR6NBJN", "B0BR2VMJYV", "B093YM1HWN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a56763e44a47353c29a8e87", "partition": "shared_train", "query": "I\u2019m preparing a compact multi-instrument rehearsal and recording setup for tenor sax, trumpet, baritone ukulele, and C6 lap steel, with reliable reeds and fresh strings, trumpet care supplies, balanced audio connections, and hands-free illuminated access to tablet charts.", "positive_items": ["B08R7V5S3X", "B0BCHG293C", "B00AHL2X98", "B004CZF78E", "B0C38LLMXG", "B09CLX9RDW", "B005J9FS0Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a5c06d98cd72570dec4f0a8", "partition": "shared_train", "query": "I\u2019m building a compact home studio to record smooth vocals and acoustic instruments into my computer, with reliable multichannel connectivity and balanced connections that keep the recordings clean and free of noise.", "positive_items": ["B09RN7GR8F", "B07ZVHBFNJ", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a6939adc02f20f436380c1c", "partition": "shared_train", "query": "I\u2019m building a compact home music-production setup and need a synth stand plus a separate adjustable platform for elevated studio monitors, with stable placement for recording and mixing.", "positive_items": ["B002AT4UJQ", "B00VTCSP9G", "B073ZZFC11"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a6d765b6b5e763e17b515cb", "partition": "shared_train", "query": "I\u2019m restoring and properly setting up an electric guitar, so I need reliable ways to check neck relief, adjust the truss rod, level and smooth uneven frets, and restring it with consistent light-gauge strings.", "positive_items": ["B0BGGCFYRG", "B083YRNPSR", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a6fb81f9c4d56923abc56a7", "partition": "shared_train", "query": "I\u2019m refreshing my drum setup for regular practice and need hardware protection for tuning, a powerful adjustable bass-drum beater, and several pairs of consistent 7A hickory sticks for acoustic or electronic playing.", "positive_items": ["B06X9DL9G3", "B07PP8T2S5", "B07N7NSCJY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a740639f8cf81b2883da4d1", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic performance and need fresh guitar strings, several microphones for singers and instruments, suitable balanced and instrument connections, plus an amplifier and passive PA speaker setup for rehearsals or a small venue.", "positive_items": ["B08DBDD6CM", "B07C91JT14", "B00RVE9X06", "B01AH3RSAO", "B071GLV9KT", "B0BXBBGTGL", "B01B1JHEX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a7b66592420c2b01c550b1f", "partition": "shared_train", "query": "I\u2019m starting alto saxophone lessons and need a beginner-friendly instrument, a padded stand for safe storage between practices, and a ligature with cap for a secure, crisp-playing mouthpiece setup.", "positive_items": ["B01L2ONK0O", "B00TH4FMIA", "B001EEO8IQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a8c80b8af1c257c9d048215", "partition": "shared_train", "query": "I\u2019m putting together a bass setup for recording and live playing, with a four-string instrument and effects that can add gritty overdrive, sweeping modulation, and spacious reverb to my tone.", "positive_items": ["B075PZ7YC1", "B004OK1G64", "B00SKT45PY", "B01DPJVFW4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8a97035ed47fb1ee76698aad", "partition": "shared_train", "query": "I\u2019m preparing for guitar rehearsals and small gigs, and need a reliable way to connect my instrument, change keys quickly, keep picks handy, and have comfortable picks available while playing.", "positive_items": ["B005SUT9I6", "B01DPCONFM", "B0BXT384GR", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ab04eaf0858daa3779bed83", "partition": "shared_train", "query": "I\u2019m refurbishing my four-string bass and want a coordinated upgrade that improves strap security, adds a comfortable thumb support, and replaces the headstock tuners with lightweight, precise hardware to help balance the instrument.", "positive_items": ["B01A2MS7T6", "B0002E2G5Q", "B06W2NS7RW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ac3260c9460ab62c063caa1", "partition": "shared_train", "query": "I\u2019m setting up a drum recording session and need a complete way to mic the kit, secure microphones to drum rims, position overhead microphones, and connect everything with clearly identifiable XLR cables.", "positive_items": ["B0BH49Q6ZS", "B003FW0IHA", "B019NY2PKG", "B07N3146QF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ac6e6e4ef2b5ea1af4c8d9c", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic guitar setup for camping trips and campfire sing-alongs, with easy transport, a secure strap, and a convenient way to keep picks protected and accessible.", "positive_items": ["B0B6H8D2YH", "B0179A4ILK", "B088RHNMQ3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ad01552374491b0e2286e1d", "partition": "shared_train", "query": "I\u2019m building a compact home practice and recording setup for guitar and electronic drums, with realistic mesh playing, USB MIDI connectivity, plenty of pedal space, and quiet isolated power for multiple effects.", "positive_items": ["B0BXLY8HJG", "B0BPNMSDGB", "B09Y683JGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ad2b6355e725f07ddbfb56a", "partition": "shared_train", "query": "I\u2019m setting up a compact desktop vocal recording station and need a condenser microphone, adjustable stable support, a balanced XLR connection, and pop protection for recording singers or rappers.", "positive_items": ["B09VT45772", "B097JDV3FW", "B00LOAASPC", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ad4e2cb0fb5f5a37cc120ad", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electronic piano station for my child, with stable adjustable support, removable labeled keys for learning, and expressive sustain control for practicing songs.", "positive_items": ["B08Q39FFQP", "B0BT9R8MMV", "B01B15JPCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ada17c2b56edb0d49324624", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar practice setup with reliable tuning, comfortable picks for playing, and a small amp I can use at home or take along.", "positive_items": ["B00HFQC3VQ", "B0BT8FDL8B", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ae826b2fd1efbafdfd29aa6", "partition": "shared_train", "query": "I\u2019m putting together a compact jazz-folk rehearsal setup for small acoustic performances, with low-volume percussion that can expand a cajon groove, plus a safe way to protect and organize several electric and acoustic guitars between sessions.", "positive_items": ["B0B9XP5VFW", "B07X6BQPJC", "B0B83ZR5HZ", "B07NC8FMNL", "B07ZSCQM7W", "B08VPT4ZJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ae9e6a3db2a5fa71b67b399", "partition": "shared_train", "query": "I\u2019m setting up a flexible home keyboard and synth rig for practicing and arranging, with an adjustable X-style support for a heavy keyboard, an elevated tier for another instrument, and short cables for connecting compact audio modules.", "positive_items": ["B01M7R8BON", "B0C3PVHGPQ", "B01B15JPCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8aeb0734f71b97ede0abd180", "partition": "shared_train", "query": "I want to build a portable music-making and gigging setup around a full-size 49-key controller, connect it to other MIDI hardware, and carry the keyboard, laptop, and cables safely.", "positive_items": ["B01DK43HMK", "B00UNP8RUC", "B00UNPA56G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b08bd7d53ec4cb47c051dab", "partition": "shared_train", "query": "I\u2019m starting a small home recorder ensemble and need beginner-friendly soprano and alto parts, plus a looper with built-in tuning and customizable drum patterns so I can practice layered arrangements with a steady beat.", "positive_items": ["B07CTXLTR9", "B01IRRI0I6", "B09YR4PLFB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b14df079912de9906bdfef1", "partition": "shared_train", "query": "I\u2019m putting together a dependable six-string electric guitar setup for home practice and casual playing, with versatile clean and overdriven amplification, headphone or backing-track options, and a secure strap connection.", "positive_items": ["B0BT862N4P", "B0179A4ILK", "B07BNWCMH1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b17b0fd209ac282a3c82713", "partition": "shared_train", "query": "I\u2019m setting up a small guitar ensemble rehearsal and need an easy way to tune each instrument, keep three guitars safely accessible between songs, and have standard picks handy without damaging the instruments.", "positive_items": ["B08JMQR2JK", "B0BXT384GR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b187a3b34d6e18e135c7187", "partition": "shared_train", "query": "I\u2019m setting up a home drum-recording project and need flexible mic positioning, complete drum-kit capture, reliable XLR connections, isolated monitoring, and an adjustable rolling stand for my mixer.", "positive_items": ["B07LFMLKVF", "B0002D0NT8", "B017NT392Q", "B00FONJ6AI", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b34f29b0432d33c8af5e1f5", "partition": "shared_train", "query": "I\u2019m putting together a portable keyboard setup for gigs and lessons, with a properly sized gig bag, adjustable carrying strap, and storage for cables, plus compatible hardware for adding a shallow upper tier to my Apex stand.", "positive_items": ["B0C3H6PXCH", "B0C3H6PNPV", "B00WB244XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b371b2944303f76244f3273", "partition": "shared_train", "query": "I\u2019m putting together a home-recorded indie song and need to capture detailed vocals, play guitar parts comfortably, and program drums, bass, and melodies from a compact USB keyboard controller.", "positive_items": ["B09RBJDM5H", "B0C62DP9WQ", "B07JNKY9T8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b483206668491277f201083", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and small gigs, and need a comfortable adjustable way to hold it, quick fret transposition, accurate clip-on tuning, and one compact tool for changing strings and handling bridge pins.", "positive_items": ["B01MRJUB7Z", "B08R5GM6YB", "B0B8M2Q1DS", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b48819633220e51d18d13af", "partition": "shared_train", "query": "I\u2019m setting up a compact drum-set percussion rig for rehearsals and want a way to keep several pairs of sticks within reach, add tambourine sounds from a stick, and position that accessory securely at a comfortable angle on 3/8-inch hardware.", "positive_items": ["B0002E1VUM", "B003KVKPQU", "B07NDLJJSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b545acbec72892ffac064f1", "partition": "shared_train", "query": "I\u2019m preparing for a small live guitar performance and need a reliable way to mic my instrument, position the microphone hands-free, and keep my guitar strap securely attached while I play.", "positive_items": ["B079TLFL33", "B0018TG4XY", "B001W99HE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b5d3337ddc6f73928505638", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station for songwriting, with clear plosive-free singing, reliable XLR connections, hands-free microphone positioning, and pad controls for programming drum parts in my computer.", "positive_items": ["B016QUXTZU", "B08DBDD6CM", "B003GEBGA0", "B017NT392Q", "B0BP3MNJKN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b5d95c113ecbad92f1fee5a", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar rig for recording layered high-strung parts, with dependable replacement strings, short patch connections for my effects chain, and an analog chorus sound for adding lush width and texture.", "positive_items": ["B00QY9ZHR2", "B0C621L9FB", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b5f6c005576b3ab1d5db681", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for live playing and need a smooth, durable snare strainer, responsive sticks for articulate cymbal work, and a warm, controlled replacement head for the bass drum.", "positive_items": ["B071FP95SV", "B0753PSL2D", "B000FH662O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b6255f562580d4b646ff239", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion set for a beginner rhythm workshop, with a clearly projecting metal accent, a glow-in-the-dark handheld shaker for dim rehearsals, and a sturdier rock-style shaker for varied rhythms.", "positive_items": ["B0002L539A", "B0002F51PC", "B003BP73VA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b628c229c7dc8bcf3d9adc0", "partition": "shared_train", "query": "I\u2019m upgrading my Fender electric guitar and Mustang amp for more reliable live performance, with better tuning stability, improved string guidance, and hands-free control of amp patches, effects, banks, and tuner.", "positive_items": ["B0B92LPGD2", "B0BKR2ZM9X", "B0741SXP2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b650e44239463cc4787e9e3", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic bass and need replacement bridge pins, a secure accessible holder for the active pickup\u2019s 9V battery, and comfortable grippy picks for testing and playing the finished setup.", "positive_items": ["B01DZ6FBBI", "B00GKOTM40", "B07KS2LCDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b652ba5942edd98921754bc", "partition": "shared_train", "query": "I\u2019m upgrading my tube guitar amp for spacious ambient tones, with a warm vintage-voiced speaker, controllable reverb and shimmer, and a way to push the amp\u2019s power section without overwhelming the room.", "positive_items": ["B00CIHB8FY", "B075PZ7YC1", "B08N62CV9B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b67b517103e4e080d410edd", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and recording corner, with wall storage for multiple instruments and two smooth, low-noise string options so I can compare warm jazz tones with a brighter, fuller sound.", "positive_items": ["B07B4S63NN", "B07V46KRD8", "B00Y9AD4HS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b6b6695b751f7c81fb54391", "partition": "shared_train", "query": "I\u2019m restoring a compact drum setup for recording and need a 12-inch coated head, responsive snare hardware for clearer articulation, and soft felt beaters for controlled cymbal swells and orchestral-style accents.", "positive_items": ["B0B962GTW6", "B0002D0I34", "B076BWS38M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b79124a28746a2ce85a6e47", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice station for learning piano, with a full-size weighted keyboard, a stable adjustable stand, and a padded height-adjustable seat.", "positive_items": ["B072JT59TD", "B09WHL14TK", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b7a16970f626e001bcc4cbd", "partition": "shared_train", "query": "I\u2019m setting up a comfortable beginner-friendly music station at home for learning, practicing, and occasional small performances, with a portable 61-key instrument, stable adjustable support, and a padded seat I can fold away.", "positive_items": ["B0BK6T14KN", "B07MZYNZ1C", "B073CMGBZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b7db2be01dfe3dff510c053", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a small vocal-and-guitar performance and need a comfortable adjustable strap, a vocal microphone, and replacement sponges for my existing compatible acoustic guitar humidifier.", "positive_items": ["B0B8LQFN3C", "B078KTV8L4", "B00BAMJTNG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b87f30ae4fa7f6210447af6", "partition": "shared_train", "query": "I\u2019m putting together a compact home drumming practice setup with realistic snare rebound, a stable adjustable stand, and a responsive pedal-operated hi-hat arrangement for focused rhythm practice.", "positive_items": ["B00B5LDWVW", "B0C3LHCRJ6", "B0BKZ61YJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b89b61c7e42018fa8823412", "partition": "shared_train", "query": "I\u2019m getting ready for a small live set where I\u2019ll switch between acoustic and electric guitar, so I need fresh strings for both instruments, reliable picks, and a comfortable adjustable strap for performing.", "positive_items": ["B0BFKKVQZT", "B0BPJ4Q6FJ", "B09V91H5XM", "B0002GX7XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b8d90a2c0bfeeee08f698bb", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice rig and need a compact combo amp, a suitable instrument cable, and a secure strap that works with my guitar\u2019s existing end pins.", "positive_items": ["B073RQ74VK", "B0B8M5FJ9W", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b9282b7962b0758e04bff77", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar and want to improve tuning stability, smooth sharp fret ends safely, and refresh the tone-control wiring with suitable components for a cleaner, more playable instrument.", "positive_items": ["B07FS8SDJR", "B01HUCYOXE", "B0C61ZTFW9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8b98eb9c61bc3c5916a4fb72", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular rehearsals and gigs: I need long-lasting light-gauge strings, a dependable way to keep the strap securely attached, and comfortable high-control picks for precise playing.", "positive_items": ["B00JG0R7FQ", "B079TLFL33", "B09RTZ26KV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ba76769339509f362cb3475", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic and electric guitars for upcoming performances and need warm, extra-light strings for a 12-string, durable medium-gauge strings for a 6-string, and a handy tool to make both restringing jobs faster.", "positive_items": ["B07RV1CJMF", "B095XZJ99J", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ba9699cc59d578c84de01f9", "partition": "shared_train", "query": "I\u2019m organizing a small world-percussion circle and need a mix of hand-played rhythms, resonant frame-drum tones, and playful scraping or croaking accents for group music-making.", "positive_items": ["B01F6MLDRK", "B0C6CKL14J", "B07MDPF4SZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8bbb7dcd8314723c6776e723", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal recording for guitar amp and drums, and need durable dynamic microphones, focused pickup, reliable XLR connections, and an adjustable boom stand.", "positive_items": ["B08PMZQXN3", "B07ZS72NNG", "B003T0185O", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8bd8679cc9df7e198b91b3b0", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for practice and small performances, so I need fresh medium strings, reliable tuning, quick key changes, and a stable stand for my music.", "positive_items": ["B0BX8J1P8C", "B0BPLFP5P6", "B001GDJQTG", "B000BMFJ9Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8bdcc3da6ba3aee8ef44f12c", "partition": "shared_train", "query": "I want to set up a compact desk recording station for voiceovers and podcasting, with a versatile condenser microphone, stable adjustable stand, pop protection, a long shielded XLR cable, and USB connectivity with phantom power and latency-free headphone monitoring.", "positive_items": ["B07PSWC1XY", "B00LOAASPC", "B097JDV3FW", "B001PPXFAG", "B0BK6SKH98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8bde98cd2c1336a39cc6ed7b", "partition": "shared_train", "query": "I\u2019m refurbishing a guitar combo for home recording and need a replacement speaker, a reliable cable to connect my guitar, and an XLR cable for miking the cabinet.", "positive_items": ["B08LRHL28Y", "B09KWWS7DH", "B00P0HKW7E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8bed991dc696d017ac48525d", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a stable adjustable stand, a rugged handheld dynamic microphone for singing, and a long cable to connect it to my audio equipment.", "positive_items": ["B007Z7N75Q", "B015JTEBN8", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8bfac2ca9c81ec5a6ca012ae", "partition": "shared_train", "query": "I\u2019m recording layered electric guitar parts and need strings for a bright Nashville-tuned setup, a low baritone setup, plus durable medium-thin picks for tracking.", "positive_items": ["B0BPJ4Q6FJ", "B09XSC5SMJ", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8bffa2a34b91c2d1b2cdd8b0", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup by restringing with heavier-gauge strings, adding smooth foot-controlled volume swells, and connecting effects in a compact pedalboard layout for expressive practice and gigs.", "positive_items": ["B01DE4D4LU", "B0B1989GQS", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c0dd0e95904e0f1ec258242", "partition": "shared_train", "query": "I\u2019m doing a full restring and basic maintenance on my seven-string electric guitar, and need long-lasting strings, a faster way to turn the tuning pegs, and reliable repair guidance.", "positive_items": ["0879309210", "B008BPI2OW", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c11404e57d5362f620dd015", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal-recording station and need a studio microphone with a reliable XLR connection plus a way to reduce popping sounds while I record clean singing or spoken vocals.", "positive_items": ["B0928H9QXC", "B07PSWC1XY", "B00009W40F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c235e8cca8bb47df90c3ef9", "partition": "shared_train", "query": "I\u2019m refreshing my four-string bass setup for rehearsals and small gigs, and need reliable strings, a short cable to connect my amp and speaker, and compact isolated power for a few effects pedals.", "positive_items": ["B07KPM6QHT", "B003O0BLDI", "B01N277IJU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c236f0f90c43d9956bd4202", "partition": "shared_train", "query": "I\u2019m getting my jumbo acoustic ready for rehearsals and small gigs and need sturdy travel protection, comfortable hands-free playing support, and an easy way to change the instrument\u2019s key during different songs.", "positive_items": ["B00KND95KK", "B09V91H5XM", "B00N4ZHQ14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c2c3b979e465058be22d6b4", "partition": "shared_train", "query": "I'm refurbishing my electric guitar for upcoming gigs: I need fresh heavier-gauge strings, a replacement adjustable strap with hardware to keep it secure, fretboard care, and parts for rewiring the controls with shielded hookup wire and a three-way toggle.", "positive_items": ["B00IXPXEN4", "B00PU048K8", "B0179A4ILK", "B09V91H5XM", "B0BSGM6CQ9", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c5652128894868f0f548a7e", "partition": "shared_train", "query": "I\u2019m restoring my guitar by replacing the fretboard position markers, leveling and crowning the frets, then checking the finished setup with durable, bright-sounding picks.", "positive_items": ["B0BL8897K3", "B092YQWQY1", "B07S82LVW1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c75124d302d3796aea78919", "partition": "shared_train", "query": "I\u2019m setting up a home recording station for vocals and acoustic instruments, and need a high-quality computer interface with flexible connections, phantom-powered condenser capture, and an adjustable boom arm to position the microphone securely.", "positive_items": ["B00TTQLKVY", "B0BYXQHW7Y", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c77a315dd5272ce2d125166", "partition": "shared_train", "query": "I\u2019m putting together a small unplugged rock session and need expressive foot-controlled guitar filtering, an adjustable stand for miking the performance, and a compact hand-played rhythmic foundation instead of a full drum kit.", "positive_items": ["B000B6FADU", "B015JTEBN8", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c7b3716f87cce4115d86292", "partition": "shared_train", "query": "I\u2019m preparing my tremolo-equipped electric guitar for a high-volume rehearsal and need quieter, heavier-duty spring performance, precise heavy picks for playing, and a compatible foot controller for switching my Orange amp.", "positive_items": ["B00XQCAYVO", "B075PXZX7R", "B0BXT385LV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c8930ac7971f35639821750", "partition": "shared_train", "query": "I\u2019m putting together a guitar care and practice kit: I need something to clean and protect the finish, tools for changing keys during practice, and replacement moisture inserts to prevent dryness damage.", "positive_items": ["B07WW5PKCP", "B00N4ZHQ14", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8c8a4680489d33b767645ec7", "partition": "shared_train", "query": "I\u2019m preparing a compact drum setup for rehearsals and small gigs and need a way to tame unwanted overtones, tune each head precisely, and securely support a cymbal.", "positive_items": ["B0C61ZDDZ8", "B09RBFKS1X", "B0002GO8NM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ca168fb8143f9eaec3d5c07", "partition": "shared_train", "query": "I\u2019m staging an eerie contemporary percussion piece and need tools for rain-like textures, tuned keyboard passages with contrasting tones, suspended-cymbal swells, uncanny pitch bends, and a bass drum sound with controlled attack and sustain.", "positive_items": ["B0009RP0E0", "B0002F73I0", "B0002ZL1FQ", "B0002FOIL0", "B0BK6S8QDW", "B07K1DV7WF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ca2dd423a3bca6b13eafaa5", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for precise high-gain playing: I need to clean and condition the fretboard, install a versatile bridge pickup, and improve tuning and pick control.", "positive_items": ["B0064S9H1K", "B00HU260SW", "B093YKLWVN", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ca3bde0b723d499bb16697e", "partition": "shared_train", "query": "I\u2019m setting up a violin for regular home practice and need an ergonomic chin support, a way to reduce volume for neighbors, and a tuner that can handle fiddle-style tuning.", "positive_items": ["B015HG7F3Q", "B074G2J6CV", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8caa2174b00a7e6b85cce805", "partition": "shared_train", "query": "I\u2019m setting up a compact live music rig and need reliable connections for a Bose L1 Model I system, standard 5-pin MIDI gear, and a long 1/4-inch speaker run between my amplifier and cabinet.", "positive_items": ["B01DK43HMK", "B0002GTZMQ", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8cc1b0f5bd1f2397c1891576", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup and need strings for a clear, balanced acoustic tone, a lightweight padded way to carry my electric guitar, and a secure wall-mounted hanger for home storage.", "positive_items": ["B07B16JL73", "B0B1SF7C4M", "B07TTJ235V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8cc970075032603f0b28dd28", "partition": "shared_train", "query": "I\u2019m preparing my ukulele for regular playing and travel, and need a durable setup for refreshing the strings, strumming comfortably, and protecting the instrument from moisture and bumps.", "positive_items": ["B0B58M32GZ", "B094RD529N", "B071HKPCX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8cd2b53deb8e182183b8671f", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice corner and need a complete instrument setup with amplification, a secure wall display, and a reliable gauge for checking and adjusting string height and bridge setup.", "positive_items": ["B01EYEV55Q", "B08DM9NFLH", "B00JJIBUQW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8cdc6ea212a433e6fb3ba8e0", "partition": "shared_train", "query": "I\u2019m preparing my alto saxophone for rehearsals and performances and need reliable reeds, a way to keep them humidity-controlled between uses, and a lint-free method for removing moisture afterward.", "positive_items": ["B001M5NQD0", "B07N1RPV4J", "B00T3G1164"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8cec2b5d067cad70722e3a9d", "partition": "shared_train", "query": "I\u2019m setting up a small live music stage and need color-coded short connections for pedals and instruments, a long balanced microphone run, and reliable DMX control between the lighting controller and fixtures.", "positive_items": ["B075ZY52MC", "B005T800V2", "B00MSUVOJQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8cf8025b5c6c72e4ea2250db", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for regular performances and dry-weather storage, needing secure strap attachment, easy key changes, accessible picks, and replacement moisture sponges for my existing compatible in-guitar humidifier.", "positive_items": ["B0002CZTIO", "B01MRJUB7Z", "B00H35YIJE", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8cfdcacc2b2a2e880c2ab7f3", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for home recording: I need reliable locking tuning hardware, hands-free control over its passive signal, and an interface for capturing guitar and other instruments.", "positive_items": ["B09RN7GR8F", "B0B1989GQS", "B0BT2Z1DF1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d11359251b3a99a5455aaba", "partition": "shared_train", "query": "I\u2019m setting up a small multi-instrument rehearsal space for guitar and violin, with flexible guitar effects and reliable power, safe places to rest several guitars, a way to hang the violin and bow during practice, and an adjustable stand for vocals or miking an amp.", "positive_items": ["B07TDNWYSB", "B01GN9OE5I", "B015JTEBN8", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d169c07279bc1904aaa8578", "partition": "shared_train", "query": "I\u2019m preparing for a jazz combo rehearsal where I\u2019ll switch between alto and tenor sax, play the drum set, and keep a drink safely off the floor near my microphone stand.", "positive_items": ["B00T3FTEMS", "B001D2TPZU", "B07QLGB4D8", "B00T3FHEZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d19f884486a54e341b4f6cd", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup and need tools to restring it, a reliable clip-on tuner for practice, sturdy picks for playing, and a safe wall-mounted way to store and display the instrument.", "positive_items": ["B00CIO6BEA", "B08R5GM6YB", "B08DM9NFLH", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d1a7d04e6b4b87ac248ab47", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice routine and need reliable picks, an easier way to change strings, adjustable foot support, and an accurate reference for tuning by ear.", "positive_items": ["B07XZP8SR1", "B00JA4T6F2", "B07T3GZVMD", "B0C3LKJXFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d20417d6bf158b2a705a20e", "partition": "shared_train", "query": "I\u2019m refurbishing a 1962-style Stratocaster and want to install vintage-voiced three-single-coil electronics, a white 11-hole guard, blender wiring for expanded pickup combinations, fresh 9\u201342 strings, and reliable tubing to mount the pickups.", "positive_items": ["B00ZO7ANJM", "B0BCXTKY9H", "B0B8Z6MMNT", "B09M7P8SBH", "B071H89736"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d2159798ca579e8f123b250", "partition": "shared_train", "query": "I\u2019m organizing an acoustic sing-along with several guitars and need safe stands for them, a handheld vocal microphone, and a foam windscreen for cleaner, more comfortable singing.", "positive_items": ["B07N5J3GTB", "B091MZPYBQ", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d23caa17b16e4c524d71e05", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic slide-guitar performance and need a full-size resonator acoustic-electric guitar, ways to change keys and add slide tones, plus fretboard oil and body-cleaning care.", "positive_items": ["B08GKW23PX", "B08LZQRBW3", "B093YKLWVN", "B07J5FVQNT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d247d62f79c929d48411379", "partition": "shared_train", "query": "I\u2019m setting up a reliable home practice station for my electric guitar and need heavier-gauge replacement strings, several pick feels to try, and a stable adjustable stand for safe storage between sessions.", "positive_items": ["B00IPH8MD2", "B0BSGM6CQ9", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d25ae1f1528c033ed03ef90", "partition": "shared_train", "query": "I\u2019m setting up a small home recording rig for acoustic guitar and analog synth performances, with natural acoustic tone shaping, feedback control, and an adjustable boom for positioning a microphone during tracking.", "positive_items": ["B071S81HS5", "B09W94JC93", "B0BXDSSWS1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d2b814397ff7973d9cd827e", "partition": "shared_train", "query": "I\u2019m refurbishing my Les Paul-style electric guitar for live use and need to replace its pickup selector, secure the strap against accidental drops, and add a rugged dual-latching foot controller for connected gear.", "positive_items": ["B07B47RSLJ", "B0B8Z6GZZ5", "B09FSRVQ61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d30ad454a71b00aa7f78d3c", "partition": "shared_train", "query": "I\u2019m creating an interview podcast with polished studio narration and outdoor recordings, so I need flexible computer audio plus a portable recorder and wind protection for clear voices in the field.", "positive_items": ["B0796CFWKG", "B00HX40OL6", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d341993056b7641068da691", "partition": "shared_train", "query": "I\u2019m preparing a layered acoustic recording with didgeridoo and guitar, so I need comfortable extended didgeridoo takes, secure upright storage between sessions, reliable long XLR connections, and bright high-strung guitar parts for a 12-string-style effect.", "positive_items": ["B01MS7Y8P7", "B00HV7UN7A", "B00NPAMDQ6", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d39441548f45bb92be5ace1", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice rig for home, with a compact amp, extra overdrive for heavier tones, and a comfortable adjustable strap so I can play hands-free.", "positive_items": ["B00GC2F0UK", "B09SZK8WJ5", "B09V4JQTN4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d3f330eb86542b22ec20020", "partition": "shared_train", "query": "I\u2019m expanding my live drum setup with versatile bright hi-hat articulation, a compact 12-inch steel piccolo tom, and an adjustable auxiliary mount for tight or sloshy secondary hi-hat textures.", "positive_items": ["B09V54V8SN", "B07BSHV9S3", "B0CF93TNBW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d49b33f390b57a08b6567a5", "partition": "shared_train", "query": "I\u2019m putting together a small Latin dance party and need reliable PA speaker connections, colorful programmable stage lighting, and a pair of hand percussion instruments for the performers.", "positive_items": ["B078NKC8L8", "B000YC4QJU", "B093T1ZNSY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d4f842e4fc858465b431198", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for a small live performance and need reliable replacement strings, comfortable picks for strumming, and an easy clip-on tuner to get it sounding right before rehearsal and onstage.", "positive_items": ["B00IFOTSJW", "B0BTC9YJ2W", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d608ac5afab6d41074971ac", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production corner to record clearer vocals, reduce room echo, and play software instruments from my computer, so I need mic protection, acoustic treatment, and a USB keyboard controller.", "positive_items": ["B00X7DCW4O", "B00ATP5KF6", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d62ff7506ccb652d130a543", "partition": "shared_train", "query": "I\u2019m setting up an 8-string electric guitar for rehearsals and live playing, and need a complete setup with the instrument plus a durable adjustable strap and extra shoulder padding for comfortable support.", "positive_items": ["B09V91H5XM", "B07RMHPR9G", "B074RL7WQJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d6d8431a0b85cb4c8a0aaf0", "partition": "shared_train", "query": "I\u2019m setting up a small podcast and interview project, with a stable flexible desk mount for speaking, protection from breath pops indoors, and extra wind noise reduction when recording conversations outdoors.", "positive_items": ["B073TTZJPB", "B00HX40OXY", "B088GF12PC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d6db611036e021fdff470dc", "partition": "shared_train", "query": "I\u2019m setting up a compact home podcast and music-recording station and need a plug-and-play USB microphone with instrument input, shock isolation, and adjustable desk-mounted positioning.", "positive_items": ["B085RTZN3G", "B075KL6ZLC", "B0BK6R9G7P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d77a48cdd1b32360f425751", "partition": "shared_train", "query": "I'm preparing my single-cutaway electric guitar for rehearsals and small gigs, and need secure strap attachment, a protective case, dependable signal connection, varied picks for testing, and quiet power for several 9V pedals.", "positive_items": ["B09JG9CYVG", "B079T26PWL", "B01M15915O", "B096K2LZKH", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d7a2ffbe09902059b312677", "partition": "shared_train", "query": "I\u2019m setting up a compact live vocal system for small gigs, with clear voice pickup, stable adjustable positioning, and powered full-range amplification to project across the room.", "positive_items": ["B07N5J3GTB", "B004M8GR3U", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d83069357cc85e61f2e4924", "partition": "shared_train", "query": "I\u2019m customizing a six-string cigar box electric guitar and need hardware to improve the strings\u2019 break angle, add removable fretboard position markers, and give the volume and tone controls a sturdier chrome finish.", "positive_items": ["B007GXUOK0", "B00NSETB7S", "B00GDY6KL0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d89bb446f8908392ae398db", "partition": "shared_train", "query": "I\u2019m recording an acoustic guitar performance video in a space where I need secure instrument support, a stable adjustable boom for a directional microphone, and both long balanced audio runs and short patch connections to the recording gear.", "positive_items": ["B0051B9LSA", "B0050DDKTA", "B001KF1F12", "B01BLE4SU6", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8d9d51ee12ef49fddb2de0d8", "partition": "shared_train", "query": "I\u2019m setting up a small home open-mic rehearsal for singing and electric guitar, and need reliable vocal sound support plus the connections and hands-free positioning to perform comfortably.", "positive_items": ["B0BLLXSJMM", "B01DE4DPSC", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8db5c10350db5f83ebbff244", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need to route several balanced microphone channels, give a performer a personal headphone mix with mic monitoring, and reliably finish the 3-pin DMX lighting chain.", "positive_items": ["B00J14G7OO", "B09ZTJH58K", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8dbe94f2dcdd7421d694ab8c", "partition": "shared_train", "query": "I\u2019m setting up a small live folk performance where I\u2019ll sing while playing mandolin. I need an adjustable strap, a reliable vocal microphone with its connection cable, and a stand-mounted way to position several microphones.", "positive_items": ["B0002ZO3LU", "B00009W40D", "B00332F2PU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8dc166105fffa4c284c81766", "partition": "shared_train", "query": "I\u2019m setting up a portable street performance and need a battery-powered amp, reliable connections for a microphone and instrument, and a way to split a stereo source into separate outputs for flexible mixing.", "positive_items": ["B0B52G9MF6", "B088DT926Q", "B01DN7OLJC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8dca51829370d7dfaa99fe2b", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ and live event setup with protected turntable transport, an adjustable microphone position, and easy color identification for multiple wireless transmitters.", "positive_items": ["B08PMZQXN3", "B00REXDBIO", "B000T9G86C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8dccd61af56aadae650be592", "partition": "shared_train", "query": "I\u2019m putting together a basic electric guitar practice setup and need a dependable amp connection, an easy-to-read tuner, and assorted picks to find the right feel for practicing at home.", "positive_items": ["B01DPCONFM", "B015HG7HMA", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8dcea4e0f78ca98bebbdf8ac", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic guitar ready for a live performance and need a fresh, warm-sounding setup, reliable tuning, and a way to keep the strap securely attached while playing.", "positive_items": ["B00PKP3EG2", "B0BTC9YJ2W", "B0BXX3MYXT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8dd0a7baadc5dd3f3bf31bb2", "partition": "shared_train", "query": "I\u2019m starting to learn right-handed acoustic or electric guitar and want a beginner setup that helps me learn chords, stay in tune, and play comfortably while practicing or performing.", "positive_items": ["B074WXM13T", "B004GEW3H4", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ddb3389ded62284f1b2611f", "partition": "shared_train", "query": "I\u2019m building a versatile alto, tenor, and soprano saxophone setup for rehearsals and gigs, with bright, easy-blowing mouthpieces, secure reed control, protective caps, and a comfortable harness that supports long playing sessions.", "positive_items": ["B01AW50C0A", "B09CCHQWN9", "B07MTFY4TL", "B073RYY6MV", "B00TH4FT6K", "B07DWVGJFJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ddef66dfec2be78b7c12e22", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit for a gritty classic-rock rehearsal and need durable, easy-to-tune heads with a deep, short sound, plus a cowbell accent and lightweight sticks for playing.", "positive_items": ["B0B9HNVSF9", "B00BQYODWK", "B0BKZ22NHL", "B0BCXD2QDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8de1b3bc0fbec38a07719c1e", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar effects and amp setup for rehearsals, needing short right-angle links between pedals, a stereo breakout connection to my audio gear, and hands-free channel, gain, and reverb control.", "positive_items": ["B0002KZJGI", "B01DN7OLJC", "B07JCW1KGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8de43e716e71af55da97ad07", "partition": "shared_train", "query": "I\u2019m preparing for a choir rehearsal and need to organize letter-size sheet music in a durable folder, keep it readable on my existing music stand, and secure a drink on my existing microphone stand.", "positive_items": ["B001D2TPZU", "B01FS4JNVY", "B0BR2K4Z54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8de912567b5203609deb4ff9", "partition": "shared_train", "query": "I\u2019m setting up a small vocal rehearsal and need three handheld vocal microphones, two XLR cables to connect microphones to a PA, and foam covers to reduce wind interference and singers\u2019 spit.", "positive_items": ["B07XW3F5H5", "B06X9KG3HW", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8de97e6f718006f1f8cf629d", "partition": "shared_train", "query": "I\u2019m getting my tenor saxophone ready for rehearsals and need supplies to clean the instrument, fit a reliable synthetic reed, and secure it for a warm, centered tone.", "positive_items": ["B081382HN4", "B07DLWYV8D", "B000RW28XI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8dedd0a0d179567825a77edc", "partition": "shared_train", "query": "I\u2019m putting together a small live rehearsal setup with my electric guitar and Yamaha keyboard, and need reliable keyboard power, a long low-noise guitar connection for quick instrument changes, and durable picks for clear strumming and lead playing.", "positive_items": ["B0094AHWPS", "B09TRX519R", "B0B2T1LF1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e09a26150d17eea2b9812d2", "partition": "shared_train", "query": "I\u2019m setting up a home recording and monitoring corner where I can route several line-level sources, manage listening levels through USB, and reduce room reflections for clearer mixes.", "positive_items": ["B0BK6SCC3B", "B09ZTH5MDP", "B07CLJ3X9V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e2135fe15aa830c02edf4d8", "partition": "shared_train", "query": "I\u2019m preparing a portable setup for small live music events and need hands-free vocal sound, safe transport for a compact speaker, stable access to two guitars, and on-the-road guitar maintenance.", "positive_items": ["B099Z7ZKM1", "B08X4R65R2", "B0002VB8AS", "B06XB4WXV9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e359edbf3b3929d4edefd39", "partition": "shared_train", "query": "I\u2019m preparing a studio arrangement with a 12-string acoustic that needs fresh, warm-sounding strings, a capo for quick key changes, and a high-strung electric guitar part to double the rhythm for a fuller layered sound.", "positive_items": ["B0BPJ4Q6FJ", "B00H4PEMM6", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e3a621df61d60a54f8ec109", "partition": "shared_train", "query": "I want to set up a home vocal recording station with USB mixing, microphone vibration isolation, and protection from vocal plosives.", "positive_items": ["B0749R51B1", "B07PSWC1XY", "B0919BN3QJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e40839ebfccef89cea66b0e", "partition": "shared_train", "query": "I\u2019m building a small vocal recording setup and need to position the microphone flexibly, reduce handling vibrations, and protect it from breath and wind noise.", "positive_items": ["B07MQ2GG1Z", "B06Y6BCX7B", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e44eb494fa91e2d86f6fdce", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for live rehearsals and need reliable stage connectivity plus a comfortable leather strap that stays securely attached.", "positive_items": ["B0179A4ILK", "B0BCXTPJR2", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e53bb1c897c95f6bc114b8e", "partition": "shared_train", "query": "I\u2019m putting together a small live-performance setup for my electric guitar and bass, and need comfortable support for long sets, reliable hardware to keep the instruments attached securely, and padded stands to store multiple instruments between songs.", "positive_items": ["B09VSJD5GP", "B014PEZVKU", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e58e915028abc019aa2529b", "partition": "shared_train", "query": "I\u2019m preparing my acoustic-electric guitar for regular home recording and need a way to protect it from dry air, refresh its tone with durable strings, and connect it reliably to my recording gear.", "positive_items": ["B00RX5HQS4", "B0018A5R5O", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e6444445c99aa23a41c7e36", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a full refresh and need supplies to clean its finish, remove grime and restore the fretboard, then restring it with warm-sounding coated light-gauge strings.", "positive_items": ["B07GFH8NTB", "B093YKLWVN", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e6650d4f5fa240d046d5cde", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording setup and need a condenser microphone, a pop filter to reduce plosive bursts, and hardware that lets the mic or boom mount securely to my existing European stand.", "positive_items": ["B09VT45772", "B016QUXTZU", "B07MCDJ3PY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e6877f7bde1ef16511d5f11", "partition": "shared_train", "query": "I\u2019m putting together a salsa and timbale percussion setup for rehearsals and small gigs, with mounted high- and medium-pitched accents plus responsive sticks for strong, projecting rhythms.", "positive_items": ["B09DJZK72G", "B001TACUNA", "B07QGPYXG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e7f06079ab3cb8193672f9b", "partition": "shared_train", "query": "I'm setting up a small home studio to record and mix guitar tracks. I need safe stands for several guitars, USB recording gear for vocals and instruments, accurate powered monitoring, and solder-free wiring for upgrading an active-pickup Strat.", "positive_items": ["B08JMQR2JK", "B0054S8ZXW", "B0B3LJZXK7", "B00FX7MMRO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e7f7c8a0ed8d60ba9c5f608", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio for recording songwriting demos, with organized storage for several guitars, reliable tuning for practice, expressive sustain for my MIDI keyboard, and cleaner vocal takes without harsh popping sounds.", "positive_items": ["B00FEK5QPK", "B016QUXTZU", "B00IFOTSJW", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e81d8bc60e51585bf36ab31", "partition": "shared_train", "query": "I want to refresh my guitar for regular playing: clean and protect its finish, restore the fretboard\u2019s luster, and keep standard picks conveniently within reach.", "positive_items": ["B07WW5PKCP", "B093YKLWVN", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e84ddd9aeadf1e06e24259e", "partition": "shared_train", "query": "I\u2019m setting up a compact home music performance station and need stable adjustable support for my keyboard, hands-free microphone positioning, and piano-style sustain control for playing and recording.", "positive_items": ["B00SVRLPYY", "B00TZH5DJW", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e853f22db8a3621d182093b", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar station for regular practice and small performances, with comfortable hands-free playing, quick access to picks, and a secure way to hang the instrument between sessions.", "positive_items": ["B0BXT384GR", "B000EEJGRK", "B0002KZDD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8e97751e7d331b947fc69b68", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for playing guitar at small live gigs, with accurate clip-on tuning, a long instrument lead that can be muted quietly during changes, and comfortable thin picks for consistent strumming.", "positive_items": ["B0B2T1LF1L", "B00CGFRJ2Y", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ea4f7f3802ab0d388b75183", "partition": "shared_train", "query": "I\u2019m organizing a school band instrument-care station for French horn, alto saxophone, and tenor saxophone players, with safe internal cleaning, routine mouthpiece and cork care, and reliable moisture removal between practices.", "positive_items": ["B008871Z4C", "B0BMZ3PZ3G", "B07B4ZZVDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8eb08e619ce1ed9092b24f72", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar and baritone ukulele for regular practice and small performances, looking for durable, clear- and warm-sounding replacement strings for both instruments plus comfortable traditional picks for strumming and picking.", "positive_items": ["B0BG95DG2H", "B07GFH8NTB", "B0BCHG293C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ebd7329d54f5c12ccf0faaa", "partition": "shared_train", "query": "I\u2019m setting up a small rock rehearsal and need gear for miking the performance, connecting an electric guitar to the audio setup, and adding a sharp, punchy accent to the drum kit.", "positive_items": ["B07YKWLSQG", "B0057YBE18", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ec396a36ca231f4bc10e9c5", "partition": "shared_train", "query": "I\u2019m building a compact home recording setup for vocals and interviews, with two condenser microphone options, matching vibration-isolating mounts, a height-adjustable boom for positioning, and one stable platform for a studio monitor.", "positive_items": ["B017NT392Q", "B07BVFNVZ3", "B000LQLDM2", "B0BPNN3MFT", "B004L9GZB4", "B00VTCSP9G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ec3f7f349f13a694dd1cdce", "partition": "shared_train", "query": "I\u2019m preparing for a woodwind ensemble rehearsal and need reliable B\u266d clarinet reeds, sturdy stands for the larger low woodwind and flute parts, plus compact gear that\u2019s easy to transport and set up.", "positive_items": ["B0BJYQS8FN", "B0B9SN4QTM", "B0C4VQ1WSG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ec979a29da10144cbea84a6", "partition": "shared_train", "query": "I\u2019m putting together a compact Bb clarinet setup for regular rehearsals and gigs, with reliable moisture-resistant reeds, something to keep the instrument protected while traveling, and maintenance for smooth-fitting cork joints.", "positive_items": ["B07HNVJWZF", "B07MZ82JBC", "B085T3D5JC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ed0be63cb0c3d839863e937", "partition": "shared_train", "query": "I\u2019m preparing for a small guitar performance and need a setup that lets me change keys quickly, play comfortably hands-free, and get a bright, punchy tone with durable playing accessories.", "positive_items": ["B00N4ZHQ14", "B00743L2F8", "B0BZ5KMS85"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ed6cf18d50398bb2131b03c", "partition": "shared_train", "query": "I\u2019m preparing a multi-sax performance and need dependable soprano reeds, flexible alto reeds with strong projection, and an alto mouthpiece that adds body, depth, and tonal color while remaining free-blowing.", "positive_items": ["B00T3FTEMS", "B01M2CELKA", "B00TH478JQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8edb5aa6ba985552b1017d96", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and building a reliable home practice setup, so I need upgraded locking tuners for stable tuning, a durable instrument connection, and a tube combo amp with enough power for rehearsing.", "positive_items": ["B073V7YJ28", "B01DPCONFM", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8edf546d3a2faa7a0893db99", "partition": "shared_train", "query": "I\u2019m rewiring my Strat-style guitar with a neck pickup upgrade and flexible five-way switching, and need solder-friendly vintage-style hookup wire and compatible controls.", "positive_items": ["B0B5DW6F95", "B0B8Z6192W", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8efea55f3b7a91da5b1fefda", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic for a mellow fingerstyle performance and need low-tension strings, an easy clip-on tuner, and a portable stand for my sheet music.", "positive_items": ["B079T9KWGQ", "B0002MDTVS", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f0c6017441cbe7015ea9f55", "partition": "shared_train", "query": "I\u2019m restoring the control section of my Fender Jaguar-style electric guitar and need matching parts for the upper slide switch, two volume/tone controls, and a chrome selector-switch mounting plate.", "positive_items": ["B003AYK4F4", "B0077RJA9Q", "B003AYNOUG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f25c37136df7297c8f2fd22", "partition": "shared_train", "query": "I\u2019m building an electric guitar rig for rehearsals and need compression, high-gain overdrive/preamp, short right-angle pedal connections, and a proper amp-to-cabinet speaker connection.", "positive_items": ["B00AHEWBM4", "B078HLBHKG", "B0769VKBTZ", "B0744PJMH3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f2987bede6ecdc0ebdf48c9", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar for live gigs and need reliable replacement tuning hardware for 10mm holes, a secure strap setup, and an easy clip-on tuner for setup and performance.", "positive_items": ["B08RXRQFRJ", "B0032TN7DS", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f2dd6bdca2ab2ea45032102", "partition": "shared_train", "query": "I\u2019m refreshing my Les Paul-style guitar and rig for classic British high-gain rock: update the neck hardware\u2019s look, reduce noisy 1/4-inch connections, and add a matching distortion voice for rehearsals and gigs.", "positive_items": ["B08DCDV9JN", "B08JCVR8W3", "B079QMY55P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f3545447de68093081e697d", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-over station and need a studio-quality microphone, secure adjustable desk positioning, a long balanced connection, and a simple USB interface for clean computer recording.", "positive_items": ["B0BVHFTP4P", "B092LF6RLS", "B01E6T56EA", "B08T2MZVCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f36a4582abf504031ec4803", "partition": "shared_train", "query": "I\u2019m preparing for a weekend songwriting and recording session, so I need heavier-gauge strings for my electric guitar, medium strings for my acoustic, and durable firm picks for consistent playing.", "positive_items": ["B0BFKQ9QXD", "B0BSGM6CQ9", "B07F5PX9Y3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f3a7527c3e1a9c73d4c107f", "partition": "shared_train", "query": "I\u2019m refurbishing an acoustic guitar and need to replace its worn tuning hardware, install durable medium-gauge bronze strings, and accurately tune it afterward.", "positive_items": ["B09BF8XDF4", "B00BJTGILG", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f465fd1054c110b5d068a08", "partition": "shared_train", "query": "I\u2019m restoring a four-string Precision-style bass and need a tortoiseshell scratch plate, a vintage-style chrome bridge with brass saddles, and bright long-scale strings for a complete hardware refresh.", "positive_items": ["B0833483X8", "B072PWKPLW", "B09M7D9SC8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f4aad5c0097dcb33d057576", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style guitar and matching amp, replacing worn hardware with tuning-stable bridge components, locking tuners, and a sturdy period-style leather amplifier handle.", "positive_items": ["B0B7ZVFLD4", "B0BKR2ZM9X", "B06XZXNSK3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f550b8a0bd78aef5e402618", "partition": "shared_train", "query": "I\u2019m organizing a shofar ceremony and need to keep the instrument odor-free, display a large Yemenite-style shofar securely, and amplify its sound clearly so the entire audience can hear it.", "positive_items": ["B007KZQMZU", "B00FCGMXZW", "B0049BZH3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f56b9be27b806538ddd16b7", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for 12-string slide guitar and need an easy way to change keys, get warm slide tones, and support microphones while connecting an XLR-output source to a 1/4-inch unbalanced input.", "positive_items": ["B071RL22PZ", "B0C4XQ496G", "B07X2LN3FV", "B0C698B5WR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f58c28925a5128751f3a417", "partition": "shared_train", "query": "I\u2019m tuning up my 13-inch snare and 20-inch kick for a live studio recording, aiming for controlled overtones, focused low end, and secure mounting for my drum microphones.", "positive_items": ["B0002ORPBG", "B09HCVK9HL", "B0BK6S7QF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f5db2ef53b0fabf4b916b78", "partition": "shared_train", "query": "I\u2019m setting up a small home podcast and vocal recording station and need a professional dynamic mic, a stable adjustable stand for desk or floor use, and long balanced cables to connect everything to my audio equipment.", "positive_items": ["B0BK6PMJD2", "B0BZ5QTMKT", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f71f33e788d164d77e19e92", "partition": "shared_train", "query": "I\u2019m preparing for a guitar group rehearsal and need reliable essentials for tuning, playing comfortably while standing, safely holding several instruments, and sharing plenty of picks.", "positive_items": ["B0BG95DG2H", "B0BPLFP5P6", "B08JMQR2JK", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f8b2d83ee616a8122640449", "partition": "shared_train", "query": "I\u2019m preparing a live rehearsal setup that adds a distinctive crash cymbal to my drum kit with flexible mounting, while giving my instrument warm, adjustable analog echoes for atmospheric songs.", "positive_items": ["B07B3TSSNX", "B0BP15JYM7", "B00IQF5DQ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f8d6e70d2f82d0ec350ed96", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion setup for quiet studio rehearsals and small acoustic performances, with a soft-volume shaker, rhythm-practice timing, and padded shoulder-carry protection for my cajon plus accessories.", "positive_items": ["B0007Y8GSM", "B095T7S12G", "B07PYQM5RY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f9a7479351aca3967179e30", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar for home practice and want a vintage single-coil pickup, fresh strings, and a compact battery-powered amp to dial in clean or lightly driven tones.", "positive_items": ["B06Y2W66F5", "B09M7P8SBH", "B0CF949M9H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8f9e30a69e1b9fd368c356eb", "partition": "shared_train", "query": "I\u2019m starting to learn soprano ukulele and need a simple setup with an instrument, an adjustable way to hold it while playing, and a reliable clip-on chromatic tuner.", "positive_items": ["B073C7Z1PQ", "B085DZKSM9", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8faaf87df58058f22fef193b", "partition": "shared_train", "query": "I\u2019m preparing my small band\u2019s rehearsal and live setup: I need to refresh my electric guitar, keep its strap securely attached, protect the bass drum head for double-pedal playing, and combine several instrument sources into one controllable mix.", "positive_items": ["B0098GIST2", "B0002H0SWQ", "B0009XH4HU", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fae9b3976b489a43302f8bc", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly guitar practice station and need an easy way to stay in tune, keep several picks within reach, and have comfortable picks for daily playing.", "positive_items": ["B01K1EJQ9U", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fc1e26f2cb34846a72a80e8", "partition": "shared_train", "query": "I\u2019m building an expressive drum kit for recording punchy, fast performances, with reliable double-kick control and compact stacked cymbal effects for sharp, trashy accents and quick crashes.", "positive_items": ["B0B6GG4VQD", "B00B5L9S60", "B00SO5Z3DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fc79f2e9f57f6bca125b09f", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for quiet late-night practice and want a heavier-feeling string setup, a way to dampen unwanted noise, and an easy clip-on tuner for accurate adjustments.", "positive_items": ["B07665RC12", "B0BSGM6CQ9", "B0BJDNPGZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fcb3a4feddb0dc49194aebf", "partition": "shared_train", "query": "I'm setting up a compact electric guitar practice rig for hard-rock playing and need a speaker cabinet for powerful tone, durable picks for precise picking, and an off-instrument hand trainer to build finger strength and maintain calluses between sessions.", "positive_items": ["B0B8FSCM9L", "B09SHCSSWM", "B076HW1CLQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fd4c56282a5f9e35e67466f", "partition": "shared_train", "query": "I\u2019m setting up a reliable practice drumming station and need stable hardware for a cymbal, durable sticks for hard playing, and reusable dampening pads to control unwanted ringing and keep the sound manageable at home.", "positive_items": ["B081BPY8YY", "B08YDTSRZ3", "B0C3LJ5GZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fe020fd43c1a1bb397e52bc", "partition": "shared_train", "query": "I\u2019m setting up a safe, portable setup for practicing my acoustic guitar at home and playing small gigs, with hands-free support, a folding adjustable stand that protects the finish, and an easy way to secure the strap to the endpin jack.", "positive_items": ["B09YW3PJ7V", "B0B8LMGQVX", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fe3b520e17106ad198a0f17", "partition": "shared_train", "query": "I\u2019m restoring a Fender-style bass and need a replacement neck with secure mounting hardware, a matching black control knob, and compact finger-strength and callus-training gear to practice while the instrument is being assembled.", "positive_items": ["B07YKNNYB2", "B0B8Z34Y9M", "B0B8FSCM9L", "B079T784TS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fec021baa54d7c107942970", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice and maintenance setup: I need to tune accurately, change keys quickly, keep spare picks handy on the instrument, and safely support the neck while I clean and adjust it.", "positive_items": ["B09CGJ6XK2", "B0BHSG5C3G", "B00TV90MT0", "B00V4VQCQU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8fee815da731444303393560", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a complete refresh: replace worn strings, remove grime from the strings and fretboard, condition the fingerboard, and restore a protected, high-gloss finish.", "positive_items": ["B0002D0BZY", "B07B8WL33G", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ff77f27c787d2a50258a616", "partition": "shared_train", "query": "I\u2019m preparing a mixed saxophone section for a school concert and need dependable alto playing accessories plus supplies to keep the tenor and baritone instruments and mouthpieces dry, clean, and ready between rehearsals.", "positive_items": ["B00OQ1WFCA", "B0BK6S85WX", "B07D8BTKP2", "B07B4ZZVDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ff83c86981d805944459828", "partition": "shared_train", "query": "I\u2019m putting together an advanced recorder ensemble for a small group, with complementary soprano, alto, and bass voices, plus a lint-free moisture-care solution to keep the instruments in good condition after rehearsals.", "positive_items": ["B07N5BCRNQ", "B0002MS7NS", "B0002MS7NI", "B001M5GR3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ff94501c6e3d0d8baa52fd1", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need several handheld mics for singers and instruments, foam protection against wind and moisture, and a balanced connection for routing the audio into my mixer.", "positive_items": ["B01DE4DEGK", "B091MZPYBQ", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ffec027ad47af00d4b5f6f7", "partition": "shared_train", "query": "I\u2019m putting together a compact mobile DJ and event-hosting setup with a secure microphone point, protective transport for my 12-inch mixer, replacement foam for lavalier microphones, and programmable color lighting for small performances.", "positive_items": ["B00CYWKA3E", "B093YGLS3F", "B07CS32QJ9", "B00UKJIMGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-8ffff5f48456151fa2763bc8", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar practice and jam area where I can keep several guitars safely supported, tune them quickly, and have plenty of light, durable picks for strumming.", "positive_items": ["B0BHSG5C3G", "B08JMQR2JK", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90056812e2e85444470130c0", "partition": "shared_train", "query": "I\u2019m building a pedalboard for recording classic-rock guitar and need a flexible setup that can add touch-sensitive breakup, shape frequencies and feedback, and deliver thick vintage British amp-style overdrive for everything from warm rhythm parts to singing lead tones.", "positive_items": ["B07MRS93HC", "B0928KFR97", "B07PFLKFXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9007b8d1bc8368a39e56fc6a", "partition": "shared_train", "query": "I\u2019m putting together an electric guitar effects setup for recording layered lead parts, with realistic doubled tones, controlled harmonic feedback at manageable volume, and the short connections needed to link the pedals and guitar.", "positive_items": ["B0746TF49K", "B01M03PLYT", "B07DGW4H5Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-900eeb98a0ef67b4e40ad14d", "partition": "shared_train", "query": "I\u2019m restoring a compact drum kit for home practice and need a secure tom mounting solution, suitable lightweight playing rods, and a warm, controlled bass drum head for reliable everyday playing.", "positive_items": ["B0002F79N4", "B0753PSL2D", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9024d7bf72ce05a4b7e88487", "partition": "shared_train", "query": "I\u2019m preparing a layered electric-guitar recording project using both a 7-string and a Nashville-tuned 6-string, and need fresh strings, reliable pick access, string and fretboard care, plus warm and bright slide textures.", "positive_items": ["B0BPJ4Q6FJ", "B0BR2Q367S", "B07X2LN3FV", "B098KXQJVY", "B07F5PX9Y3", "B09YDBKT7M", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90336392dff7482875fc08df", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly saxophone project to practice and perform both alto and tenor parts, with comfortable hands-free support for longer rehearsal sessions and a sturdy way to transport the instruments.", "positive_items": ["B01L2ONK0O", "B07JZYWD3S", "B07WGRJR35"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90341e874f93d391a620f055", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic blues-and-folk jam and need supplies to restring my guitar, strum comfortably, and add harmonica melodies in the key of C.", "positive_items": ["B00I0YOB9O", "B07GFH8NTB", "B09T82W1SN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-903ea2f575dd133c171036a8", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal space where I can keep several guitars safely within reach, connect an electric instrument to an amp, and read charts or sheet music while practicing.", "positive_items": ["B08T2N1WZR", "B01DPCONFM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9047440eaf8d794b5ecfb0f3", "partition": "shared_train", "query": "I\u2019m upgrading my 3x3-headstock electric guitar with a brighter, hotter neck sound and smoother, more stable tuning, while replacing strings and setting up its Floyd Rose floating bridge without constantly retuning.", "positive_items": ["B01LXM2WDE", "B075XDB1D8", "B0007ORM0K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9055bdfad0a17248e3891f5b", "partition": "shared_train", "query": "I\u2019m setting up a small guitar studio and preparing for gigs, so I need a way to maintain my instruments, organize several guitars, protect my lunchbox amp head in transit, and keep precise picks available.", "positive_items": ["B09JFHQXKC", "B09R2TMLJR", "B07N5MJDBF", "B091YFQGCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-905fc994194abd887b44b6ec", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record clean vocal podcasts and acoustic demos, with USB connectivity, reduced handling noise and plosives, and stable, adjustable microphone positioning for different sessions.", "positive_items": ["B000QDF3G2", "B07PSWC1XY", "B017NT392Q", "B000LQLDM2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9068527008572209d00a1a64", "partition": "shared_train", "query": "I\u2019m rebuilding my electric guitar setup for rehearsals and direct recording, so I need a replacement .026 string, reliable shielded connections between the guitar, pedals, and amp, plus a passive DI for matching the instrument signal to a mixer.", "positive_items": ["B079YDQRSJ", "B07Y949JY1", "B07FZ5XBCJ", "B078KCXXZX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-906a71779fd6a90f85f62a08", "partition": "shared_train", "query": "I\u2019m setting up a comfortable violin practice routine at home and need quieter playing, smoother bow response, better chin comfort, and a portable stand for reading sheet music.", "positive_items": ["B07RHXV3SZ", "B07M81HC4C", "B0B949FD92", "B06XDBGL88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90817ffdacb3bd10897c1728", "partition": "shared_train", "query": "I\u2019m building a portable music production and performance station with a two-tier keyboard setup, a compact pad controller for triggering drums and samples, and a secure top-mounted microphone boom, plus an easy way to transport the setup.", "positive_items": ["B00UMDY7NQ", "B0BLJSQF7R", "B01M08L50C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90840aa2c00584eea339571e", "partition": "shared_train", "query": "I\u2019m setting up a small home acoustic performance area and need a safe way to display my instrument, position two microphones for vocals and playing, and connect the instrument to audio equipment across the room.", "positive_items": ["B07PPHHG34", "B07D1V89WX", "B0064RIB9A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90858444c8ab7225c240a97c", "partition": "shared_train", "query": "I\u2019m assembling a simple guitar rig for rehearsals and need a vintage-style delay effect, shared power for several pedals, short pedalboard connections, a reliable strap, and plenty of picks for playing.", "positive_items": ["B007X60AZ4", "B07PM289SV", "B07MHL48V6", "B09RJZSQML", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-908672960121945587512191", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a dynamic vocal microphone with reliable XLR connections, including enough cable length to run from the mic through my audio setup to powered speakers while reducing noise.", "positive_items": ["B092LF6RLS", "B07N5J3GTB", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90895254f3f28981ed9948be", "partition": "shared_train", "query": "I want to refresh my electric guitar with a new set of strings, a comfortable adjustable strap, and matching replacement pickup covers and controls for a DIY cosmetic update.", "positive_items": ["B07C5JGC8S", "B00EQ27H4A", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-909f9c40fcd9fb89add0feab", "partition": "shared_train", "query": "I\u2019m putting together a home songwriting and rehearsal setup where I can arrange full parts on a versatile keyboard, experiment with different guitar playing feels, and keep my guitar accurately tuned.", "positive_items": ["B08BJGBHN7", "B0BHSG5C3G", "B00TUY4WV0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90a21e648abed394b2760478", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster for regular playing and need a compatible way to update its appearance, keep it comfortable over my shoulder, and tune accurately between songs.", "positive_items": ["B00646MZHK", "B0BCXRXTNY", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90a567f957909ca7eb420c20", "partition": "shared_train", "query": "I\u2019m building a compact electronic music performance and recording setup with an 808-style drum machine, multiple separate outputs, flexible patch routing, USB stereo capture, and clean isolated 9V power for effects in the signal chain.", "positive_items": ["B09R3CJSR1", "B07427ZHRK", "B074PK61ST", "B00OGNDKEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90bb6735f3c399aa3cc0ecbb", "partition": "shared_train", "query": "I\u2019m upgrading my Tele-style electric guitar with a humbucker and onboard electronics, and need a compatible replacement pickguard, matching black control knobs, and a cleanly mounted 9V battery compartment for the finished build.", "positive_items": ["B0006ZRMS2", "B08JYYFGCM", "B075P1J64Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90c016e71de23f88ef110f97", "partition": "shared_train", "query": "I\u2019m putting together a comfortable, portable setup for practicing and performing acoustic guitar, with stable support for reading sheet music, a raised resting position, and a dependable strap attachment for secure playing while standing or seated.", "positive_items": ["B01DC0MV38", "B01ID5PSQE", "B07T3GZVMD", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90c5c5b6d2f11a97b3df0230", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar for regular practice, with warm, beginner-friendly nylon strings, reliable hands-free tuning, and an easy way to shift keys during lessons and song practice.", "positive_items": ["B0BPKH4HB2", "B07BSZNKTM", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90d58a7b1f4638b4ae43c9e9", "partition": "shared_train", "query": "I'm putting together a versatile setup for a guitar workshop and jam: I need replacement strings for electric, classical, and 12-string acoustic instruments, plus easy key changes and several finger- and thumb-picking options so players with different techniques can practice and perform.", "positive_items": ["B00N4ZHQ14", "B00MH2FKYA", "B002G1UT5C", "B0064RTS0G", "B0BPKH4HB2", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90d6728c77d2f7036caf9b9f", "partition": "shared_train", "query": "I\u2019m preparing an outdoor short-film shoot and need wireless lavalier dialogue capture, wind protection for a separate shotgun microphone, a belt-mounted UWP wireless setup, and programmable LED wash lighting for the scenes.", "positive_items": ["B00HWTA7DM", "B008BMK6YO", "B0197WTMMS", "B0053D9XJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90de7f94a5d6539e68c05995", "partition": "shared_train", "query": "I\u2019m assembling a flexible gigging guitar rig with a custom 1x12 cabinet, tremolo textures, and programmable effects and amp switching so I can recall complete sounds quickly onstage.", "positive_items": ["B098PKTTRQ", "B00FC4BOKE", "B010ODIRR0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90df482fc71af645c96b2389", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and want heavier-gauge strings, a chorus effect for fuller shimmering tones, and a reliable 9V supply with enough connections to power several pedals together.", "positive_items": ["B0BSGM6CQ9", "B0BN2X7P89", "B0B2NYZM58"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-90f6c3ea1c086c01e6ed26f0", "partition": "shared_train", "query": "I\u2019m setting up a compact live vocal performance and need a portable adjustable boom stand for the microphone, a secure swivel holder for it, and hardware to mount a speaker cabinet on a stand.", "positive_items": ["B0CHR7H1L3", "B0002GXPRM", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9101d4af68c20790e04c6a42", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for slide playing and need to remove the old strings, install light bronze strings, wind and trim them efficiently, support the neck safely, protect its lacquer finish while polishing, and add a ring slide.", "positive_items": ["B00315D0E4", "B0C3Q29DML", "B0BJ3BBTXH", "B01DNC1FDM", "B07C15R2VN", "B016R0GF3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91118a7fb55880275a896f38", "partition": "shared_train", "query": "I\u2019m preparing my alto saxophone for regular playing and need reeds plus care supplies for cleaning the instrument, maintaining the mouthpiece, and keeping its cork properly lubricated.", "positive_items": ["B0C4TN5SXR", "B07N51CRWH", "B07Q422FS6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9113e73aa07532172a37419e", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric guitar practice setup with versatile amplified tones, an easy way to stay in tune, and simple maintenance to remove sweat and oil from my strings and preserve their sound.", "positive_items": ["B0BT84L82P", "B001FSZR4U", "B0C6HXYY3R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9114723ba5deef034cca997d", "partition": "shared_train", "query": "I\u2019m setting up a compact mobile DJ rig for small parties and need portable mixing controls, reliable connections to the PA, and elevated speakers with a neat, professional-looking setup.", "positive_items": ["B075RBB3KX", "B06X9KG3HW", "B07F8FQ8ST"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91212a4e4cb11a2e015ee4a3", "partition": "shared_train", "query": "I\u2019m assembling a compact live-sound rack and need a way to connect an XLR output to an unbalanced quarter-inch input, control feedback and tone, and keep the standard rack ventilated.", "positive_items": ["B0C698B5WR", "B071YMDLW6", "B0002E50XG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9121a4358b23d2ae8c6eee25", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for acoustic guitar and vocals, and need reliable connections for my guitar, microphone, and a DI/preamp to shape the guitar signal before recording.", "positive_items": ["B01DE4DTAG", "B07MJVGJSV", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9125913aa4d72a6089c9e4a0", "partition": "shared_train", "query": "I\u2019m upgrading and setting up my six-string electric guitar, replacing the nut and tuning machines for more reliable tuning, and I need a protective sleeve for my fret and string-action measuring tool.", "positive_items": ["B0BZJ3ZS8B", "B073RTT48C", "B07YK57N2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9126b13b8f16d9c392ed7885", "partition": "shared_train", "query": "I\u2019m setting up an intimate acoustic performance and need compact hard-edged stage lighting, a way to keep my guitar safely within reach, and reliable soprano ukulele strings for restringing before the show.", "positive_items": ["B00IJQLZP6", "B0C3PRL3FT", "B0BT2RP11L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91278d76d8e07482f35ee220", "partition": "shared_train", "query": "I\u2019m setting up a home recording rig for a small band and need an 8-input interface plus both a compact adjustable stand and a tall boom stand for positioning several microphones.", "positive_items": ["B07CYRYQ8G", "B002PAY3WY", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-912fb62fe9fef46f998cabd4", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and maintenance station: I want to upgrade my Telecaster wiring without soldering, store several guitars safely in one rack, and keep them accurately tuned.", "positive_items": ["B09XPDBTRL", "B0B9XP5VFW", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-913a1653ba61070dbbc62e90", "partition": "shared_train", "query": "I\u2019m putting together a small live music setup and need a way to keep my instrument strap securely attached, connect a microphone to the mixer, and link balanced audio gear to an amplifier or effects unit with reliable, noise-reducing cables.", "positive_items": ["B09397FWYW", "B008AWPI1Q", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-913c563cd5e9963b548c8532", "partition": "shared_train", "query": "I\u2019m setting up a small live music rig and need to connect two instrument or line-level sources to a mixer, shape each channel\u2019s tone, reduce feedback, and run a reliable long balanced audio connection.", "positive_items": ["B0010D4VXI", "B08DBDD6CM", "B0BR2NC7ZL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9140b993b214819fadbfdf63", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice station for learning and rehearsing, needing a full-size weighted keyboard with realistic piano sound, a sturdy adjustable stand, and padded adjustable seating.", "positive_items": ["B09WHL14TK", "B072JT59TD", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91422558060f18bc772d9326", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live gigs: I need a height-adjustable surface for a keyboard or mixer, a way to carry multiple microphone or speaker stands, and strong straps to secure cases and gear during transport.", "positive_items": ["B07K1D73KK", "B0C3LHRRDV", "B0035FZMYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9147800c2ace4bc0bab674ba", "partition": "shared_train", "query": "I\u2019m putting together a compact keyboard setup for rehearsals and small performances, with stable sheet-music support, a dependable connection to an amplifier, and hands-free sustain for expressive playing.", "positive_items": ["B0C5PRQ9K6", "B0070Z8DM0", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-914a32d448bb310b51c47300", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar effects rig and need a stylish board to organize pedals, smooth volume and effect control in tight spaces, clean patching, and a way to preserve my guitar\u2019s natural tone through a wireless setup.", "positive_items": ["B000B86YR4", "B01IZX51NY", "B07C29MCLK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9152eac6e1df1ac886c430d2", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for high-strung Nashville-tuned parts and want reliable pitch checking plus a clear, flexible beat reference for practicing the new arrangements.", "positive_items": ["B00X7DCM4Y", "B0BPJ4Q6FJ", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-915ccc38f3bc9dea9c8e15d1", "partition": "shared_train", "query": "I\u2019m setting up a compact PA for a live DJ event and need to add strong low-end, connect the speaker to my amplifier, and tune the system to reduce feedback and balance the room.", "positive_items": ["B075RB1KN7", "B07MC4XF9G", "B0983RTWDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-915f5fd843ee75aed9240012", "partition": "shared_train", "query": "I\u2019m building a compact live percussion rig for small gigs and need a sampled, loopable pad instrument, reliable mounting hardware for my speaker-and-sub setup, and repeatable memory positioning for the rack.", "positive_items": ["B0002F78OY", "B09HWJS961", "B01L7NX09G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9163796ac171e823744ca155", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup for regular practice and small performances, including new strings, an easy clip-on tuner, and padded stands to safely hold several guitars between sessions.", "positive_items": ["B003GMP03Q", "B0BHSG5C3G", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91671ad9115579106975ebf9", "partition": "shared_train", "query": "I\u2019m preparing for a small studio jam where I\u2019ll restring both my electric and acoustic guitars, then connect the electric instrument to an amplifier with a reliable 10-foot cable.", "positive_items": ["B081T636X2", "B0BFKKVQZT", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91685bb24dad334c0dad66c6", "partition": "shared_train", "query": "I\u2019m refurbishing an older classical guitar and need a coordinated refresh: secure a strap, replace the left- and right-side tuning machines, and install nylon ball-end strings for dependable tuning and balanced sound.", "positive_items": ["B079W5ZP9H", "B01CHXPOHG", "B01DC0MV38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-917d468804b50ef0f35c52a8", "partition": "shared_train", "query": "I'm putting together a home karaoke and small party sound setup with wireless audio, two microphones, enough amplification for passive speakers, and the right adapter to connect the speaker cables.", "positive_items": ["B016U8NM1Y", "B00P00RVI4", "B00LLEGZ76"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9180b1112c7166b38157e8db", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording space where I can play with sturdy picks, keep several guitars safely accessible between takes, and connect microphones and instruments for multitrack recording.", "positive_items": ["B09R6JZP2J", "B00HU25WSQ", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91845a0fb3c789746b433996", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need a properly fitting replacement nut, reliable pickup-position switching, and a bright, clear hum-reducing pickup for versatile vintage-inspired tones.", "positive_items": ["B0C6MV4RKL", "B06ZYWRMF7", "B0BXT41XC6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9187a9678f0a07507c19f229", "partition": "shared_train", "query": "I'm setting up a small guitar or bass rig for rehearsals and need to check tuning onstage, run a long cable from my instrument, and switch one signal between two amp paths.", "positive_items": ["B075MPFFRV", "B00M9BSZMI", "B01447KF9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-918bb30b357777c17132710c", "partition": "shared_train", "query": "I\u2019m getting a Strat-style electric guitar ready for practice and need a replacement nut, durable adjustable shoulder strap, long instrument cable, and versatile amp for playing.", "positive_items": ["B009GT0KNI", "B01822J05S", "B01DPCONFM", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-918d1ce20d28f798e118a553", "partition": "shared_train", "query": "I\u2019m upgrading my Strat-style guitar and pedalboard for expressive playing, with dependable tuning, smoother sustain and dynamics, plus a reliable dive-only tremolo retrofit that fits the existing bridge.", "positive_items": ["B07Q6L4YMC", "B06XVLKBTM", "B07JL1KFT3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91913175514ae2b03aadb77d", "partition": "shared_train", "query": "I want to set up a compact home podcast recording station using my microphone, with stable tabletop positioning, a long balanced connection, and an interface for recording clean audio to my computer.", "positive_items": ["B005OZE9SA", "B088GF12PC", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9191b034c644b39e26b2a2fd", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and jam space where several players can keep their instruments safely supported, tune up quickly, and experiment with different pick feels and gauges.", "positive_items": ["B08BJGBHN7", "B08JMQR2JK", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9195d799ccf618cbd010bb47", "partition": "shared_train", "query": "I\u2019m assembling a compact drum-and-vocal setup for weekend gigs, needing sturdy supports for the snare and hi-hat plus a long balanced cable to connect a microphone cleanly to the audio system.", "positive_items": ["B0B3NJ1TDB", "B073C71PSM", "B0002F4MI4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-919cbc3b190c26a1b75ee48a", "partition": "shared_train", "query": "I\u2019m building a compact guitar-band recording and rehearsal setup: I need to keep instruments accurately tuned, secure a moving player\u2019s strap, combine several mono and stereo sources, and expand my interface for simultaneous multi-mic tracking.", "positive_items": ["B07215MFNY", "B07F3TDWSW", "B09R72ZPXS", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91a8bfe1c73f0f0801d630db", "partition": "shared_train", "query": "I\u2019m setting up a beginner rock drum kit for rehearsals and small gigs, looking for reliable sticks, crisp-to-full hi-hat sounds, and durable coated heads for my three toms.", "positive_items": ["B0035RQFSG", "B0BKZ59BQZ", "B08YNC2D3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91ae0788cafcb567f7c1b47b", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for live gigs: improve tuning stability, add versatile humbucker switching, secure the strap, and set up a compact boom stand for rehearsals.", "positive_items": ["B076FFFGWG", "B0002ORP8O", "B073RTT48C", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91aed915832d69b9c0cd48a6", "partition": "shared_train", "query": "I\u2019m getting my six-string electric guitar ready for upcoming rehearsals and small gigs, and need a 25-foot instrument cable, an adjustable comfortable strap, medium-gauge replacement strings, and thin picks for playing and backups.", "positive_items": ["B095XZJ99J", "B01DPCONFM", "B09V91H5XM", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91b742e620a82719e7bca588", "partition": "shared_train", "query": "I\u2019m building a flexible guitar pedalboard for expressive rock tones, with warm overdrive, vintage-style fuzz, versatile delay and looping, plus reliable isolated power for pedals with different voltage needs.", "positive_items": ["B000ORAGCQ", "B0032WBK5M", "B001CIZA7W", "B077H7711B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91be76d40fa3d3db00a58074", "partition": "shared_train", "query": "I\u2019m preparing a small amplified guzheng performance and recording setup, needing to tune the instrument, connect microphones to the PA, manage wireless performers, and route several audio effects connections.", "positive_items": ["B00LHMTMYA", "B00X7YJUGG", "B00TJ2FKZK", "B005T800V2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91be89d212429554000b4e4a", "partition": "shared_train", "query": "I\u2019m preparing for a folk jam where I\u2019ll switch between acoustic guitar and banjo, needing reliable capos for both instruments and medium finger picks for consistent fingerstyle playing.", "positive_items": ["B0BK6TR1M4", "B01BGSJIY8", "B002G1UT5C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91bedd58f931e969ccdaad0e", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording rig and need supplies to restring both acoustic and electric guitars, connect my pedalboard to the amp, and position a microphone for vocals or instrument tracking.", "positive_items": ["B00THNXD1Y", "B01K7J1H8M", "B09PBL98Q4", "B0BH8LF6Z9", "B0BZ5QTMKT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-91bf647d80196c0fbfb4d421", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice rig and need something to smooth out playing dynamics, add warm overdriven tones, and provide comfortable flexible picks for trying different strumming styles.", "positive_items": ["B07ZW1GBVT", "B00CGFRJ2Y", "B07PTZC2RQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-920597a52b35f33cbf6963e9", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar workshop and want supplies to restring both my six-string and twelve-string guitars, compare bright and warm tones, and explore pick and glass-slide techniques with students.", "positive_items": ["B0C6J1BN77", "B007MY5BDI", "B08BJGBHN7", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9205ba596393fd2ac79ee205", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor karaoke and live-singing event and need amplified full-range sound, Bluetooth or USB music playback, a stable elevated speaker setup, and a wired vocal microphone.", "positive_items": ["B0919DS8PP", "B07NSWD8BR", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-920a8d4d9087c24050eb70b4", "partition": "shared_train", "query": "I\u2019m setting up a small live performance PA and need a mixer with multiple microphone inputs, organized stage-to-console connections, and short balanced XLR leads for connecting microphones and speakers.", "positive_items": ["B008I5QVB6", "B08T2GKXNG", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9221343d0a25ecb4290cfe29", "partition": "shared_train", "query": "I\u2019m preparing my 3/4-size acoustic guitar for regular travel and quiet practice, so I need a protective case, long-lasting replacement strings, automatic humidity protection, and a way to play through headphones with backing tracks.", "positive_items": ["B0BPKTYTPQ", "B07GFH8NTB", "B07H1CHG1J", "B01LYJMHXV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-922d265a8902a62650ae8db3", "partition": "shared_train", "query": "I\u2019m setting up a reliable maintenance routine for my P/J bass, including checking string height, reducing friction at the nut and bridge to improve tuning and string life, and keeping the instrument protected between sessions.", "positive_items": ["B079SYCBJ4", "B07DL9VSDF", "B00NARHNCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9233e94ea98275ccf6eb55a3", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar for comfortable beginner practice, with gentle nylon strings, reliable tuning, and options to protect my fingers while I learn strumming and fingerstyle techniques.", "positive_items": ["B099QSKMBP", "B0BPLFP5P6", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9237586911dc40ac97921204", "partition": "shared_train", "query": "I\u2019m setting up an acoustic-electric guitar for amplified live performances: I need bright Nashville-tuning strings, feedback control, reliable tuning, a long cable, hands-free volume swells, and an easy way to keep plenty of heavy picks accessible during playing.", "positive_items": ["B00G33N29O", "B0BPJ4Q6FJ", "B0B1989GQS", "B0010SHU18", "B0BXT384GR", "B0BG95DG2H", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9238fa20b868193d488c082d", "partition": "shared_train", "query": "I\u2019m setting up a guitar rig for practicing and playing, and need reliable clip-on tuning, comfortable picks, dynamic control, and versatile overdriven tones from my instrument.", "positive_items": ["B0BKZ3GCGR", "B004OK1G64", "B007T8CUNG", "B09H1JQ8L5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-923a6f2956e300648fa59992", "partition": "shared_train", "query": "I\u2019m putting together a reliable live bass setup with freedom to move onstage, warm overdriven tones blended with my clean signal, and a secure strap connection.", "positive_items": ["B072275LG6", "B07N47ZJ4W", "B014PEZVKU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-924019bdc9e1a7b1a059523a", "partition": "shared_train", "query": "I\u2019m setting up an acoustic guitar rig for live performances and recording, with dependable pitch tuning, acoustic tone shaping and direct connection, convenient strap changes, picks, and shared power for several pedals.", "positive_items": ["B00D35CNL8", "B07PM289SV", "B07XP6MHQT", "B07MJVGJSV", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9246170a830e903d5fc58a04", "partition": "shared_train", "query": "I want to set up a vocal recording station with stable adjustable microphone positioning, isolation from stand and floor vibrations, and protection against plosive sounds for clean takes.", "positive_items": ["B07PSWC1XY", "B017NT392Q", "B00C86FA0E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-924e5570fc3e01befc057ba4", "partition": "shared_train", "query": "I\u2019m setting up and maintaining a guitar pedalboard for regular playing, with a smooth overdrive sound, compact pedal connections, reliable power distribution, and proper instrument cleaning and humidity protection between sessions.", "positive_items": ["B0928FM4T3", "B09PBL98Q4", "B078XRM3W4", "B01LEZVYZO", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9251f4becee7f814ee665823", "partition": "shared_train", "query": "I\u2019m restringing two electric guitars for a recording session: one seven-string set up for smooth, warm jazz tones and another for bright, articulate blues leads. I\u2019d like a fast powered restringing tool and a tuner that handles precise guitar setups.", "positive_items": ["B07V46KRD8", "B015HG7F3Q", "B00IPH8KPC", "B0BJ3BBTXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92600aa7e3850577039dc731", "partition": "shared_train", "query": "I\u2019m preparing a 12-string acoustic performance and need supplies to restring it, quickly change keys without scratching the neck, and securely mount a microphone for recording.", "positive_items": ["B0007SL85G", "B0B8Z57F3G", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92683c5079a05a213e6c4c9b", "partition": "shared_train", "query": "I\u2019m setting up a small home music-making and recording space: I need to refresh my electric guitar, connect it to my gear, route a balanced audio connection, add sustain to a MIDI keyboard, and reduce room reflections for clearer recordings.", "positive_items": ["B01DE4DPSC", "B0BSGM6CQ9", "B00ATP5KF6", "B0BT9R8MMV", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-926c716157d7e1200f17f2d3", "partition": "shared_train", "query": "I\u2019m putting together a small live electric-guitar setup for rehearsal and need warm-toned replacement strings, comfortable picks for playing, and a passive PA cabinet to project the guitar through my existing sound system.", "positive_items": ["B09G5KLKX2", "B0BG95DG2H", "B0BXBBGTGL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9277672c9bf9e4d610d5eca6", "partition": "shared_train", "query": "I want to make beats and produce tracks while traveling, with compact controls for melodies and drums, clear near-field playback, and a protective way to carry the setup.", "positive_items": ["B08FDBCYHL", "B09Y1X5BSC", "B07KWLHMJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-928ec3b67fd70709d94e3b9d", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for regular playing and want fresh tone, a secure way to use a strap, and protected wall storage when I\u2019m done.", "positive_items": ["B0BTC9YJ2W", "B07PMJQM4L", "B07TTJ235V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9292f6e4ba148ad3399223f8", "partition": "shared_train", "query": "I\u2019m starting a small electric-guitar setup for learning rock songs and want a comfortable instrument, durable picks, and a stereo chorus sound for experimenting with tones.", "positive_items": ["B07D4PXSFG", "B07F5PX9Y3", "B073VRV6MS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9293ceabf97b07fd8d68b49a", "partition": "shared_train", "query": "I\u2019m putting together a lively home karaoke dance party and need powerful audio for the speakers, colorful spinning dance-floor lighting, and a broad English song selection compatible with my Magic Sing system.", "positive_items": ["B000KN0BYM", "B0080541YS", "B071GLV9KT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92a02ab53452dd5996808478", "partition": "shared_train", "query": "I\u2019m setting up an acoustic guitar for live gigs and need an onboard pickup with tone controls, a boost pedal to shape the signal, and reliable long cable connections for my powered PA speaker and speaker cabinet.", "positive_items": ["B01KZHRBL8", "B004S3DYN0", "B07F3KZSL2", "B0919HM53T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92a6ce3245d7fd85f2a42c41", "partition": "shared_train", "query": "I\u2019m restoring an older LP-style electric guitar: I need to do fretwork safely with proper neck support, then refresh the pickup surrounds and controls for a cohesive black-and-abalone look.", "positive_items": ["B01CVHASEC", "B01HUCF36G", "B078JX247H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92be72a6c333a2914bcc328c", "partition": "shared_train", "query": "I\u2019m setting up a safe home storage and practice area for my acoustic guitar, with a secure wall-mounted place to keep it, a clip-on tuner for precise tuning, and humidity protection for the instrument.", "positive_items": ["B000EEJGRK", "B07MCRMLF3", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92c7b0f6586b751fbf5d150b", "partition": "shared_train", "query": "I\u2019m preparing a layered acoustic recording using a 12-string guitar for warmth, a classical guitar for bright nylon-string color, and a high-strung electric guitar to add doubled Nashville-style texture, so I need suitable replacement strings for each instrument.", "positive_items": ["B0BTC9YJ2W", "B09T7P2RNC", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92e348fede605def652b5f6c", "partition": "shared_train", "query": "I\u2019m putting together a tenor saxophone practice kit for long rehearsals: I need lower-lip protection, a secure mouthpiece cushion to prevent tooth slipping, and an absorbent way to dry the instrument afterward.", "positive_items": ["B09CD32F7Q", "B087ZN53D4", "B07MV2ZQ9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92f5bc6117979a0276800125", "partition": "shared_train", "query": "I\u2019m setting up a small songwriting and performance practice station for an acoustic-electric guitar, with versatile amplification, secure instrument storage, and an adjustable stand for holding charts or a tablet.", "positive_items": ["B01MRLGZTQ", "B00HT5H76E", "B01822J05S", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92f8678cfeea77b6b03012af", "partition": "shared_train", "query": "I\u2019m preparing to record and share ukulele performances, so I need clear computer-ready audio, hands-free support while playing, and a padded way to protect and carry my concert ukulele.", "positive_items": ["B0C6H9T5T6", "B07GJLBF1P", "B07DB29J28"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92f9884b4ed33a7b75cc6941", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar practice and performance area where several instruments can stay securely supported, tune quickly, and switch keys without retuning.", "positive_items": ["B07N5GVVRC", "B08JMQR2JK", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92fc1e042bce66d0baaa53b1", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic-guitar performance and recording setup with hands-free vocal support, flexible multichannel connections, easy key changes, secure playing comfort, and protection for my Fishman Loudbox amp during transport.", "positive_items": ["B07CYRYQ8G", "B003XIJJVC", "B074WXM13T", "B00CPLODUU", "B077H2LW3Y", "B09B15BDHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-92fc5f3b3b69b5b8f60d7d8d", "partition": "shared_train", "query": "I want to set up a compact home vocal-recording station for songwriting, with everything needed to connect a microphone to my computer, monitor recordings privately, position the mic securely, and reduce plosive sounds.", "positive_items": ["B004LLV04E", "B07PSWC1XY", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9302fe45d7fc9c07e2c6bcf1", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedal setup for rehearsals and gigs, with gritty distortion, spacious chorus, reliable connections and shared pedal power, plus a safe way to clean and polish my instrument afterward.", "positive_items": ["B09VL3SY4K", "B09FPD2F48", "B093YKLWWC", "B081T39QJS", "B07WW5PKCP", "B086QMZG22"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-931319888948c792b7ab81a6", "partition": "shared_train", "query": "I\u2019m assembling a compact live sound rig for small gigs, with portable rack storage, nearby mixer access, direct connections for several instruments, secure microphone mounting, long XLR runs, and flexible adapters for splitting and reconciling microphone connections between consoles.", "positive_items": ["B0002E57DY", "B00AJRJSAW", "B00009W40G", "B01DN7OI40", "B0C5LYJXLR", "B0002GXPRM", "B0BXSYL7X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9322bbd5b2c3a24efa09c9be", "partition": "shared_train", "query": "I\u2019m setting up a small live music and recording rig where I can capture vocals or instruments, monitor mixes with headphones, reinforce the low end for a performance, and prevent hum between connected audio equipment.", "positive_items": ["B075KXPBJ4", "B0C3LK2WN7", "B0BMDQQHV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9328740ca07e61e0b74dc939", "partition": "shared_train", "query": "I\u2019m setting up a small guitar recording session and need high-strung strings for Nashville-style doubled parts, powerful cabinets for monitoring the amplified sound, and an adjustable stand for hands-free vocal or amp miking.", "positive_items": ["B097QB3JWR", "B015JTEBN8", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9329a9789f773ae101a1465b", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular strumming and want reliable strings, plenty of comfortable picks, an easy way to keep them nearby, and a stable folding stand for storage between sessions.", "positive_items": ["B00IY0BLB0", "B09RJZSQML", "B07GFH8NTB", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-932e3fbb8004f7fa285d9217", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly guitar practice station at home where I can learn chords easily, keep picks within reach, safely hang the instrument, and have the essential tools organized for routine maintenance and restringing.", "positive_items": ["B0002VB8AS", "B01K1EJQ9U", "B0002JKOZA", "B08DM9NFLH", "B0BKZ3GCGR", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93314bc043aa7a896ad02765", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for reliable drop tuning and a hard-rock rehearsal, and need heavy-gauge strings, an easy way to change and trim them, plus durable picks for playing.", "positive_items": ["B07DLYNP4C", "B00IPGXZMG", "B07QYLW95R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-933e8dd08689bbac556e94ce", "partition": "shared_train", "query": "I\u2019m restoring a Les Paul-style electric guitar for playing gigs and need to smooth and crown the frets, refresh the volume and tone controls and wiring, and add a sturdy adjustable strap for performing.", "positive_items": ["B0BG5KMCCC", "B015G5V1YM", "B08MYRG31D", "B07CMZVJSN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93468bdff5be635374971e6c", "partition": "shared_train", "query": "I\u2019m setting up a simple home setup to learn and record classical guitar-and-vocal songs, with a nylon-string acoustic-electric guitar, fresh strings, easy tuning, comfortable picking options, and a handheld vocal mic with protection from breath and wind noise.", "positive_items": ["B0BPKH4HB2", "B00IPH8MD2", "B000TNBFS4", "B07N5J3GTB", "B00IFOTSJW", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-934848985dbfdc8c49924367", "partition": "shared_train", "query": "I\u2019m preparing my electric bass for regular rehearsals and small gigs, and need weather-resistant protection for transport, comfortable-sounding spare picks, and a convenient way to keep them within reach.", "positive_items": ["B00N5TH2H2", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9349485654e9d0e5201afc2b", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and care station for my acoustic and electric guitars, with reliable tuning, fresh strings, humidity protection, string cleaning, secure storage, and easy access to picks while I play.", "positive_items": ["B0002L51NS", "B001FSZR4U", "B0009FCD0Q", "B005SNMAWK", "B00D42ECQY", "B0002CZTIO", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-934c44625fcd92e92dea82bd", "partition": "shared_train", "query": "I\u2019m preparing a compact drum setup for rehearsals and small gigs, with reliable playing tools, secure snare transport, and a way to tame unwanted overtones for a cleaner sound.", "positive_items": ["B01LF4CH9G", "B0018TFC1O", "B07V3NL6JD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9350c3cfed113c67587f0bd5", "partition": "shared_train", "query": "I\u2019m restringing and giving my guitar a thorough setup at home, so I need to clean the strings and fingerboard, handle the restringing, and keep the instrument safely supported on a table or bench.", "positive_items": ["B097FMTZCP", "B08R5GM6YB", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93526a661cb2881b06029172", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice corner for two acoustic guitars and need a safe way to display them, protect them from dry seasonal air, and keep their tone reliable with fresh, durable strings.", "positive_items": ["B015TBAAT0", "B09JMYM88H", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-93593e79bf236e0d4738bcff", "partition": "shared_train", "query": "I\u2019m setting up a drum-focused live recording session and need sticks with extra reach and power, flexible mixing with wireless control and multitrack recording, plus an eight-channel interface for capturing the performance.", "positive_items": ["B09TXNWYMD", "B0BMDYZ11S", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-935ecdde013a1f0ae4de0020", "partition": "shared_train", "query": "I\u2019m refreshing an acoustic drum kit for rehearsals and need a complete cymbal setup, a fresh bass drumhead, and replacement snare wires.", "positive_items": ["B0753PSL2D", "B07CR1V2G9", "B09X6G4PPS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-935edddc282bee4905abed96", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar setup for recording layered parts and playing small gigs, with reliable tuning, amp-like driven tones, lush modulation, spacious ambience, and simple looping for building songs without carrying a full amplifier rig.", "positive_items": ["B0C61Z68G6", "B005M0KLGQ", "B015X3CXXA", "B015XDJB9E", "B07JJJ9FDZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93614d31e0bfc9adc4256833", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup: restringing it for a warm classic-rock tone, cleaning and conditioning the strings and fingerboard, protecting it in its case, and wiring a compact pedalboard.", "positive_items": ["B00VTCBQS8", "B09G5KLKX2", "B09YDBKT7M", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9361c46c354c574c080dd0fd", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic guitar-and-vocal setup and need a way to connect several effects, shape the guitar tone and feedback, and plug in a wired vocal microphone.", "positive_items": ["B000W2YBMY", "B005T800V2", "B0BNVFLP64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-936dbdeb11411f67bf3a998a", "partition": "shared_train", "query": "I\u2019m setting up a small live-performance rig and need hardware to mount equipment in a rack, long balanced connections for microphones and audio gear, and a proper termination solution for the 3-pin DMX lighting chain.", "positive_items": ["B00P1GZ39G", "B094DT88S9", "B095JMYLPZ", "B09ZTJH58K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-937d32f044ab8ff79974c477", "partition": "shared_train", "query": "I\u2019m putting together a small home recording setup for vocals and acoustic instruments with a Tascam recorder, hands-free control for playback, looping, and punch-ins, reliable XLR connections, and a stable adjustable boom stand for positioning the microphone.", "positive_items": ["B017NT392Q", "B06X9KG3HW", "B07N5NPKRW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-937dc385e3d953d092a3ad07", "partition": "shared_train", "query": "I\u2019m putting together a compact portable home-studio rig and need reliable closed-back monitoring, protection for my small MIDI controller during transport, and vibration isolation for a compatible Neumann microphone.", "positive_items": ["B0BSBW8P87", "B06Y4F8XN5", "B07H5HM6F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-937f5e7d96de650e704ae71a", "partition": "shared_train", "query": "I\u2019m getting my ukulele ready for casual performances and need a comfortable adjustable way to wear it, secure attachment hardware, and a reliable capo for changing keys while staying in tune.", "positive_items": ["B07S1LKQMB", "B01LKYTQOK", "B00WJ3GS16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-937f956d58050867c0707b2e", "partition": "shared_train", "query": "I\u2019m restringing my 12-string acoustic guitar and need warm-sounding extra-light strings, an all-in-one tool for changing them, and a reliable clip-on tuner to get everything properly tuned.", "positive_items": ["B08R5GM6YB", "B0BTC9YJ2W", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-939485a17054fdcf8c9661a0", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar with a new set of light-gauge strings and need the basic tools to change them efficiently and tune the guitar accurately afterward.", "positive_items": ["B00KIZROW4", "B07GFH8NTB", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93957ffe9e2d536e57d2fd42", "partition": "shared_train", "query": "I'm preparing for a small live acoustic set with two guitars and need reliable tuning, a secure way to hold both instruments between songs, and a comfortable strap with locking hardware.", "positive_items": ["B07SPHH7TD", "B00N5THDR6", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-939c9bac4130600f8da653ad", "partition": "shared_train", "query": "I\u2019m setting up a small home recording and guitar practice room and need to reduce wall reflections and corner bass buildup while keeping my acoustic guitar properly humidified during dry weather.", "positive_items": ["B078KTV8L4", "B08SK6F46M", "B07D98BNBB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-939cb19c594876addec31b7a", "partition": "shared_train", "query": "I\u2019m setting up a flexible home rehearsal and small performance rig for guitar, bass, or acoustic playing, with versatile modeling, hands-free control of amp effects, and two adjustable floor stands for microphones.", "positive_items": ["B0C4XQ496G", "B01822J05S", "B00C10964I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-939cb9ae68d92da043230c3d", "partition": "shared_train", "query": "I\u2019m setting up a portable electric-guitar practice and rehearsal station with flexible modeled tones, a durable stand for the instrument, a reliable pick, and a collapsible stand for sheet music.", "positive_items": ["B06X9FCYJ4", "B071F1ZCMS", "B07LCRPFW2", "B00Q0OWR9M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93a4cbffcc855cbb4a46a7da", "partition": "shared_train", "query": "I\u2019m doing a full electric guitar setup and want to safely condition the fretboard, accurately adjust pickup height for proper string clearance, and tighten awkward control or bridge hardware without scratching the finish.", "positive_items": ["B06XS3B9J2", "B0BT2Q355P", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93a6191f8014e2acbeb684d2", "partition": "shared_train", "query": "I\u2019m setting up my steel-string acoustic for Hawaiian and bluegrass slide playing, so I need a reversible way to raise the strings, a durable steel slide, and adjustable fingerpicks for controlled fingerstyle technique.", "positive_items": ["B000NGVQKO", "B0BT4PWGDR", "B0002Z3N8O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93a8d041f0315930a1175cde", "partition": "shared_train", "query": "I\u2019m refreshing my classical guitar for home practice and need to restring it, keep it safely secured on my workbench, and tune it accurately afterward.", "positive_items": ["B0094I5SPG", "B0BPKH4HB2", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93b081ae078658046ca55d48", "partition": "shared_train", "query": "I\u2019m rebuilding my electric guitar setup: improve tuning stability at the headstock, replace the guitar\u2019s nut, and house a 12-inch speaker in a durable cabinet for practice.", "positive_items": ["B0B29N7VC8", "B0866CYP7Z", "B07NQRGQ3D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93b2913aaafdac8f212a72a2", "partition": "shared_train", "query": "I\u2019m getting my acoustic drum kit ready for rehearsals and need fresh kick-drum heads, a dependable stand to position my snare, and a reliable supply of 5A wood-tip sticks for practice and playing.", "positive_items": ["B003WGAXTW", "B0042X9Q42", "B0BSZ126SP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93b4b3cbf09872fbdaeda926", "partition": "shared_train", "query": "I\u2019m recording a home demo with sung vocals, acoustic guitar, and 7-string electric guitar, so I need long-lasting strings suited to each instrument plus a clear studio microphone for capturing the performances.", "positive_items": ["B098KXQJVY", "B09BF8XDF4", "B07JNKY9T8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93c71b75becd77fb28ac6ba0", "partition": "shared_train", "query": "I\u2019m preparing a small percussion performance and need versatile keyboard mallets for marimba, xylophone, or vibes, along with a compact tambourine for the rhythm section.", "positive_items": ["B07BZVPK77", "B0002F77XQ", "B0716HL88W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93ca60e04a3ef857ffe596b4", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic-guitar practice corner and need supplies to restring my guitar, keep it safely mounted on the wall, and stay in tune while practicing rhythm and timing.", "positive_items": ["B0002D00BE", "B0BFKKVQZT", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93cd9333f89838729368a0cb", "partition": "shared_train", "query": "I\u2019m building a compact drum-performance setup and need several dynamic cardioid mics, a bundled multi-channel XLR connection, and a controlled, mellow crash cymbal for recording or small live sessions.", "positive_items": ["B01LY8W2FE", "B07DX95KP2", "B00KR72EC8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93d3765d8c8c93a7c24a9fcb", "partition": "shared_train", "query": "I\u2019m putting together a home electric-guitar rig for practicing through my existing amp, with versatile clean-to-heavy tones, a reliable connection, and distortion shaping for riffs and leads.", "positive_items": ["B07FB5PY5P", "B07J9JR6VP", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93d5d728f1eef38c9ad4c3a2", "partition": "shared_train", "query": "I\u2019m recording a small home vocal-and-instrument session with three performers and need a simple setup for clear handheld singing, including flexible tabletop mic positioning and protection from breath and spit.", "positive_items": ["B07C91JT14", "B0B44VTPS1", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93d639b3e46502ea2c79d698", "partition": "shared_train", "query": "I\u2019m putting together a portable setup to record keyboard-backed vocals at home and on the go. I need a way to connect my keyboard and instruments, monitor through audio gear, sustain keyboard parts, position a vocal microphone with plosive protection, and safely carry the keyboard.", "positive_items": ["B004GC39FG", "B004HJ9COU", "B017NT392Q", "B07PSWC1XY", "B077Z9HF27", "B0BT9R8MMV", "B005DM7G84"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93d7d2f8def69db99a78445e", "partition": "shared_train", "query": "I'm setting up a small guitar rehearsal space and need supplies to keep strings and fingerboards clean, safely hold several guitars, and play with precise, durable picks.", "positive_items": ["B08JMQR2JK", "B00HU260SW", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93db6f098253c2eeddf582a1", "partition": "shared_train", "query": "I\u2019m restoring a left-handed Strat-style guitar and need a coordinated upgrade with vintage-style chrome tremolo hardware, three Alnico 5 single-coil pickups, parchment-colored controls and pickup accents, conversion bushings for smaller-post tuners, and an adjustable replacement strap.", "positive_items": ["B07N2Q3HRR", "B07BQVJY7W", "B073H3WZ33", "B005SGFAII", "B076ZTJZH8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93dc0df5bef6d0d5500f8b59", "partition": "shared_train", "query": "I\u2019m putting together a guitar rig for rehearsals and small live shows, with lush modulation, warm adjustable echoes, and a clean, powerful stereo-style amplification setup to drive my speakers.", "positive_items": ["B0BMD89RVL", "B0928FMP3T", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93dd22fc0e1d9b471745b461", "partition": "shared_train", "query": "I\u2019m getting my guitars ready for small gigs and need to refresh the electric guitar\u2019s worn controls, carry it comfortably and securely, and change keys quickly on my six-string acoustic.", "positive_items": ["B00T62BYWQ", "B00CPLODUU", "B07SPHH7TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93dfe57ffb709bd010406910", "partition": "shared_train", "query": "I\u2019m setting up a small, portable live-session recording for guitar, harmonica, and several singers, so I need microphones with adjustable stands and XLR connections, plus a way to safely secure the guitar on tables or amps during the session.", "positive_items": ["B0014MYTQO", "B07C91JT14", "B08DBDD6CM", "B097FMTZCP", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93e071c6ce6d88a9c2d11569", "partition": "shared_train", "query": "I\u2019m setting up a compact home session to record a keyboard player with vocals and amplified percussion, using two different microphone styles, a stable adjustable keyboard stand, and flexible balanced connections into a two-channel USB interface, including adapters for adapting the XLR path.", "positive_items": ["B0C5LYJXLR", "B019JX54JK", "B01DE4DEGK", "B0CB98SMQR", "B005OZE9SA", "B01HCGWS2W", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93e19196226347d53be13239", "partition": "shared_train", "query": "I\u2019m putting together a portable alto-and-tenor saxophone practice session, needing reliable alto reeds, proper tenor cleaning, comfortable support during playing, and a handheld recorder to capture the music.", "positive_items": ["B07NDFJDBV", "B07B4ZZVDV", "B0B4SGJRHR", "B000VBH2IG", "B091JCK2GS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93ea9b00a1d63169a04ef32d", "partition": "shared_train", "query": "I\u2019m preparing a tight rhythm-section demo: I need fresh strings for my four-string bass, a reliable click for practice, and a way to mic the drum kit clearly for recording.", "positive_items": ["B07D5W5X3Z", "B00X7DCM4Y", "B003FW0IHA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93f494f44ed217c23654168c", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic performance rig: mount a soundhole pickup on my guitar, route a separate mini-stereo microphone to an XLR mixer input, control compatible DMX lighting from a computer, and keep the performance gear accessible on a rack stand.", "positive_items": ["B00H40VYPY", "B09ZTFT99D", "B0BXSYL7X8", "B01DN7OC00"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93f8f586ad7fea0d6ff45e78", "partition": "shared_train", "query": "I\u2019m preparing to record acoustic covers with my 12-string guitar and vocals, so I need fresh strings, flexible chord changes, a stable hands-free microphone setup, and quiet power for a condenser microphone.", "positive_items": ["B07N563T4R", "B0BTC9YJ2W", "B07KGD8VFN", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-93fa60536deec268e0dcdb7c", "partition": "shared_train", "query": "I\u2019m putting together a compact home music setup to record vocals, play melodic parts from a computer, and add live bass-drum accompaniment with dependable foot control.", "positive_items": ["B07CQMZVYL", "B072L1GZS1", "B016CKBHNA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9401ea1c291bdb3ec0f6ba84", "partition": "shared_train", "query": "I\u2019m setting up a guitar rig for blues and slide practice, with expressive volume swells, easy access to picks, and a warm, thick slide tone.", "positive_items": ["B07X2LN3FV", "B0B1989GQS", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94067905ef34e33f4ae9ce13", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic guitar recording station and need secure instrument support, flexible microphone positioning, and a short XLR connection that splits one microphone feed to two inputs.", "positive_items": ["B004UJHTEM", "B01LXTBO7B", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9406c31d430da26a7b20e317", "partition": "shared_train", "query": "I\u2019m putting together a solo acoustic guitar setup for small performances, needing portable amplification, tone shaping, a reliable cable, hands-free rhythmic foot accents, a safe place to rest the guitar, and a clamp-on lyric holder for my existing compatible mic stand.", "positive_items": ["B00HV7U4CY", "B000KIRT9C", "B00B2N3XU8", "B08XYTW5S2", "B00RVE9X06", "B00EMDNLUM", "B00V8URXSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-940e71fd647d0811c2139cdf", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and want an affordable setup for practicing chords and preparing for a small performance, with reliable tuning and plenty of picks for regular playing.", "positive_items": ["B071RLH95D", "B0BG95DG2H", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9410afa352427bb83c3c1c4b", "partition": "shared_train", "query": "I\u2019m setting up a late-night bass practice station for learning songs, with adjustable light for charts, a portable combo for rehearsing, and comfortable picks for playing.", "positive_items": ["B0BT855NFQ", "B08VHZ4FFW", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94164bf5c99ec1c212e6efd8", "partition": "shared_train", "query": "I\u2019m organizing a small metal-rock rehearsal and need an extended-range instrument for low riffs, a comfortable adjustable way to play standing, and a compact percussion accent to cut through the drum groove.", "positive_items": ["B00BQYODWK", "B074CCYJ2P", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9420e0d8d0f0debcc2267465", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic drum kit for reliable stage and studio use, replacing the worn bass, snare, and tom heads, controlling bass-drum attack and sustain, and protecting the bass head from a double-pedal setup.", "positive_items": ["B0BKZ6M28F", "B09S1W71K6", "B0BKZ1G3P3", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94219ee1cb7e51366acda448", "partition": "shared_train", "query": "I\u2019m setting up my 6-string acoustic guitar for regular practice and small performances, and need comfortable support, quick key changes, and protection from dry indoor air.", "positive_items": ["B00CPLODUU", "B002CMLPYE", "B0018A5R5O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-942a7187ceac12fd403d2237", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar pedalboard for country and blues, with smoother sustain, touch-sensitive overdrive ranging from clean warmth to gritty distortion, and compact solderless connections I can cut to length for a tidy, low-noise signal path.", "positive_items": ["B072538J3S", "B07JKRBNWY", "B07JL1KFT3", "B07JKR9PJ1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-942e1e292af3912053317d41", "partition": "shared_train", "query": "I\u2019m getting my six-string electric guitar ready for recording and want a reliable medium-gauge restring, a way to clean and restore the fretboard, and picks that provide secure, precise control.", "positive_items": ["B095XZJ99J", "B093YKLWVN", "B09RTZ26KV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-943766b862bf43e2c65721c5", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal station for switching between keyboard and electric guitar, so I need stable adjustable support, a comfortable hands-free playing setup, and assorted picks to experiment with different tones.", "positive_items": ["B07FYCGSFJ", "B00TZH5DJW", "B08T2M787L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-943a936cbd43ad426ff099cd", "partition": "shared_train", "query": "I\u2019m reviving an electric guitar for playing and need a replacement .026 string, a way to create a rich amp-style tone through my setup, and a fretboard treatment that cleans and conditions the wood.", "positive_items": ["B06XCH7V1J", "B078KCXXZX", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-943b833719d2de23458aece4", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic-guitar practice kit with reliable tuning, light picks for strumming, and tools to build finger strength, coordination, and calluses between playing sessions.", "positive_items": ["B09RJZSQML", "B008B83SY8", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-944a7f7d34255efb7f7663c7", "partition": "shared_train", "query": "I\u2019m refurbishing my solidbody guitar and want to do a careful setup with proper neck support, replace the bridge and tuning hardware, and add a more secure strap attachment system so it\u2019s reliable for playing and future maintenance.", "positive_items": ["B00EB11Y72", "B000PR3JEM", "B0179A4ILK", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-944e25b93eef6e4ec689c4ff", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar\u2019s aging electronics and need parts to replace the output connection, refresh the volume and tone controls, and complete a clean vintage-style rewire.", "positive_items": ["B0B8Z6YPWN", "B0B8F6LD9F", "B0792QZB7T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9453789ae9740e9a94dfef64", "partition": "shared_train", "query": "I\u2019m setting up a hybrid live drum and electronic performance: I need reliable close miking for percussion, isolated connections for clean stage signal routing, and hands-on control of Ableton clips and effects.", "positive_items": ["B000B85FV0", "B09L5QDZR6", "B001T9O60Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-945fdc9aaacd1ef84f7dfba3", "partition": "shared_train", "query": "I\u2019m restoring a four-string electric bass and need matching replacement tuners, a sturdy bridge, and a tortoiseshell pickguard for a clean, functional upgrade.", "positive_items": ["B08MW6SGPL", "B089D8CZSJ", "B072PWKPLW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9469765befee637192d26ab4", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular strumming and want supplies to replace the strings, remove bridge pins, keep fresh picks handy on the instrument, and have plenty of comfortable medium-light picks for playing.", "positive_items": ["B09RJZSQML", "B0BXT384GR", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-947284ac2cd7c4d27630317c", "partition": "shared_train", "query": "I want to upgrade my electric guitar\u2019s pickups, restring and set it up, then record a home guitar-and-vocal demo on my iPhone using one mic for the instrument, another for singing, and the necessary XLR connection and interface.", "positive_items": ["B0BYXVCSGG", "B005NZ05J8", "B001W99HE8", "B08DBDD6CM", "B08R5GM6YB", "B07CNHZ8KW", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9473e050e2c1b669d50db5c4", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup for recording and want fresh bright strings, a range of picks to test different feels, and a warm-toned slide for bluesy parts.", "positive_items": ["B07C15R2VN", "B071WMKJMY", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9476b1f8df441a117eb93793", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with heavier-gauge strings and want one tool to install them, plus an easy way to keep my picks handy for playing.", "positive_items": ["B0002D0CEO", "B01K1EJQ9U", "B08R5GM6YB", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9479e1730148fa938a26c565", "partition": "shared_train", "query": "I want to outfit my electric guitar with a secure strap connection, keep spare picks within reach, and get crisp, controlled picking for rehearsals and gigs.", "positive_items": ["B01K1EJQ9U", "B01G3CQGEC", "B075VPGJCX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-947af53ce3de40c63e0665eb", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular rehearsals and small gigs, and need long-lasting strings, a secure adjustable strap, and a discreet tuner for quick accurate tuning.", "positive_items": ["B07GFH8NTB", "B081592T7F", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-947bc3db3e1a39ba333a01b3", "partition": "shared_train", "query": "I\u2019m refurbishing an HSS Strat-style guitar and want a compatible pickguard refresh, more stable tuning from locking staggered tuners and a low-friction roller nut, plus the correct pop-in arm for its deluxe locking tremolo system.", "positive_items": ["B0BT34HC2X", "B0BCXKFMKG", "B0BKR2ZM9X", "B001BJ8LJQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9491c6a30e3f18a705d7a438", "partition": "shared_train", "query": "I want to start practicing electric guitar at home and need a lightweight instrument plus basic accessories to connect it to my setup and play comfortably with picks.", "positive_items": ["B0B95V41NR", "B0BKZ3GCGR", "B073V8BX9P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94985316b54431aa063ee72c", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar performance rig for rehearsals, with hands-free microphone positioning, elevated amp support, and reliable connections between several effects pedals and the instrument.", "positive_items": ["B0075DNS9A", "B07BPDP92S", "B085RQGYYQ", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94a12dab7cfc3e17e585b91c", "partition": "shared_train", "query": "I\u2019m organizing a compact rehearsal-room setup with a talkbox-equipped guitar rig, fingerstyle picks, dependable drum gear and portable storage, plus archival display storage for my growing pick collection.", "positive_items": ["B0002F52NI", "B078B64Y51", "B07C2J458T", "B00VKI4YDA", "B010E97QG2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94a74081af3fcc02b9863938", "partition": "shared_train", "query": "I\u2019m preparing a full-size violin for stage performance and need reliable replacement hardware, a well-balanced bow, and a secure way to hang the instrument and hold the bow from a microphone or music stand.", "positive_items": ["B003XKIK06", "B005A0OO16", "B000EENO2S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94b1fe022ac12185de6c8938", "partition": "shared_train", "query": "I\u2019m preparing my clarinet and alto saxophone for an upcoming recital and need supplies to protect the clarinet mouthpiece, keep its cork easy to assemble, and fit, secure, and replace the alto sax reed for a clear, reliable tone.", "positive_items": ["B00T3G1164", "B07DLC9KYG", "B00TH3YPDE", "B01M5D3MV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94b60034004dee399034bf42", "partition": "shared_train", "query": "I\u2019m building a small hands-on analog synth setup for live experimental jams. I need a compact step sequencer for patterns, a synth with flexible tone shaping and external audio input, plus a mixer to blend multiple mono or stereo sources.", "positive_items": ["B00SGY5CIW", "B005Q22HV2", "B0009XH4HU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94ba56f196b9bd0919756a15", "partition": "shared_train", "query": "I\u2019m refurbishing my P-Bass for gigs and need a punchier high-output tone, a secure way to keep the strap attached, and an easy clip-on tuner for reliable setup and playing.", "positive_items": ["B0002GKYZI", "B00H35YIJE", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94beae203b6e83e8c7eaf28c", "partition": "shared_train", "query": "I\u2019m setting up a rock rehearsal rig and need to restring my electric guitar, add an octave-fuzz tone, connect the effects, drive a powerful tube amp, and handle vocals with a wired dynamic microphone.", "positive_items": ["B0BYXVCSGG", "B0B95V41NR", "B007KZQND6", "B007T8OGLK", "B07DWY7R2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94c696811272f57665a56cb2", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for upcoming gigs and need supplies to refresh a brilliant-finish cymbal, replace a worn 20-inch drumhead for warmer projection, and securely repair the hi-hat hardware.", "positive_items": ["B085CKGLFK", "B07DK5MHS9", "B082WVC3RT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94ca955a4748fe88d8c6955b", "partition": "shared_train", "query": "I\u2019m putting together a portable live-sound rack for gigs and need ventilation, a secure foam-lined compartment for microphones and accessories, a clean balanced XLR feedthrough, and enough long cable to connect the rack to speakers or stage equipment.", "positive_items": ["B092LF6RLS", "B071YMDLW6", "B001Q3KTEW", "B002905LB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94cb9dc68ae9513a00fdaf24", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar pedal rig at home and need dependable 9V power plus two straight instrument cables with enough length to connect my guitar, pedal, and amp.", "positive_items": ["B01DE4DPSC", "B07BLM53Z1", "B0002E3FBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94cf682b933c4753edcd0c23", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar rig for rehearsals and small gigs, with reliable amp connection, hands-free amplifier control, and expressive wah effects for solos and rhythm parts.", "positive_items": ["B001L8NGJ2", "B01DPCONFM", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94d8d175bb4dfca430ebbc29", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for more consistent recording and live playing, replacing worn snare and tom heads while getting precise, even tuning across the set.", "positive_items": ["B0BKZ1G3P3", "B09HL6MZ45", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94d9631c3f55655681fd819f", "partition": "shared_train", "query": "I\u2019m restoring a banjo and need replacement hardware for the pot, a geared fifth-string tuning solution with a nickel finish, and the proper tapered tool to enlarge the peg hole for secure installation.", "positive_items": ["B083KNFD7Y", "B07GCLPW4Y", "B00EQ26CLO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94e3d625ad9cfc79eae8c03f", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for smoother playing and need to correct the neck angle, check fret level and string action, restring it with extra-light strings, and tune it accurately afterward.", "positive_items": ["B0BJ1XGPGD", "B07CLH687R", "B09QZ2QQMY", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94ed29ad4d8c0eb3f4d73b31", "partition": "shared_train", "query": "I\u2019m setting up a home voice-recording studio and need to tame room echo, connect microphones reliably, and mix several audio sources into a clean, balanced recording.", "positive_items": ["B0C7NPHD2C", "B0B31RCL2G", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94f44ba125b73204c7a9a36f", "partition": "shared_train", "query": "I\u2019m building a signal chain for recording and performing a 12-string acoustic guitar, with secure wide-neck fretting, controllable acoustic overdrive, and a quality 500-series preamp for shaping and adding character to the amplified tone.", "positive_items": ["B07Q74JW6Z", "B0BKKLR2Y8", "B07T752D6R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-94f64ebe1a8b56edfee8178b", "partition": "shared_train", "query": "I\u2019m setting up a drum recording room and need echo control, clear separation around the kit, multiple microphones for kick, toms, snare, and cymbals, plus an adjustable stand for positioning.", "positive_items": ["B0C5BBGJ3Y", "B00ATP5KF6", "B003FW0IHA", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-950908c80b643df21ec51ab7", "partition": "shared_train", "query": "I\u2019m putting together a portable bass setup for rehearsals and gigs, with reliable timing practice, protected transport for my bass, and clean isolated power for my effects pedals.", "positive_items": ["B00X7DCM4Y", "B0116IHHZA", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-950c23d9b58d30121ebb317a", "partition": "shared_train", "query": "I\u2019m putting together a complete acoustic-guitar setup for rehearsals and small performances, with reliable care and restringing tools, humidity protection, a clean finish, easy access to picks, comfortable hands-free playing, quick key changes, and secure places to park several guitars.", "positive_items": ["B0B8M2Q1DS", "B08R5GM6YB", "B08JMQR2JK", "B01K1EJQ9U", "B07WW5PKCP", "B000AC6DVS", "B01BGSJIY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-950ef99cb849fbd682c365e2", "partition": "shared_train", "query": "I\u2019m upgrading my six-in-line electric guitar with locking tuning hardware, improved string guidance, quieter tremolo springs, and a clip-on tuner for a stable, low-noise setup.", "positive_items": ["B00ABLI0IC", "B07N5G6Y5G", "B0BHSG5C3G", "B07VYPR2HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95106a0b39dce343b32dcd75", "partition": "shared_train", "query": "I\u2019m assembling a small recording setup: I want to rack-mount my mixing console, connect a microphone with XLR, and route that microphone signal to two console channels.", "positive_items": ["B0002E1G4I", "B01DN7OI40", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95144c07b8fff1c668047856", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster electric guitar and need a compatible replacement bridge plus precise tools to shape the nut and saddles, check neck radius and string spacing, and set the string action accurately.", "positive_items": ["B07BVKQ7VT", "B07KWT7XLY", "B005SGBHU8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95148e410efe6ff1b92b3468", "partition": "shared_train", "query": "I\u2019m building a compact percussion setup for rehearsals and small live performances, with handheld jingle textures, controlled shaker rhythms, and a securely mounted cowbell for sharp rhythmic accents.", "positive_items": ["B00R2IPGAM", "B00HJOTFI8", "B0002F5C7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9514de62cd9116ba25b9268d", "partition": "shared_train", "query": "I\u2019m restoring and restringing my acoustic guitar and want a complete refresh with long-lasting coated strings, replacement bridge hardware, and safe supplies for cleaning, conditioning, polishing, and protecting the instrument.", "positive_items": ["B00FUB399I", "B07GFH8NTB", "B07N5MJDBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95159b45ecdfaa08e9492d19", "partition": "shared_train", "query": "I\u2019m restoring a Technics SL-1200/1210 MKII for mobile DJ sets and need a protective replacement cover, responsive low-friction platter control, and a padded way to organize and carry my cables and small accessories.", "positive_items": ["B008DI31PM", "B005LMQR18", "B00BJ8Q49S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95176483318a620d4308288d", "partition": "shared_train", "query": "I\u2019m getting an acoustic guitar trio ready for a small live set and need a practical setup to keep several instruments secure, keep them tuned, refresh their sound, and quickly change keys during songs.", "positive_items": ["B0002D0CAI", "B00H4PEMM6", "B08JMQR2JK", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9530f8d5e2232ad22be413b6", "partition": "shared_train", "query": "I\u2019m setting up a small live-recording session and need to refresh the drummer\u2019s toms, capture balanced cymbals overhead, control feedback from an amplified acoustic guitar, and route the vocals and instruments through a mixer into my computer.", "positive_items": ["B0064BD37Q", "B0BKZ2BPGS", "B0010SHU18", "B0036ECH1M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95331500f5ad0c0e60bf9ff6", "partition": "shared_train", "query": "I\u2019m putting together a solo acoustic performance where I can layer guitar loops, keep a steady hand-percussion rhythm, and add foot-operated jingles for a fuller live groove in a small venue.", "positive_items": ["B00B2N3XU8", "B015X3CXXA", "B0C159Y982"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9536c2d23a2a857b42dc66e8", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic-guitar performance with a UV-lit stage, and need a reliable setup for fresh, eye-catching strings, quick tuning, hands-free microphone placement, and connecting microphones to the sound system across the venue.", "positive_items": ["B019NY2PKG", "B0BHSG5C3G", "B00O5EL7S6", "B00DJU33AW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-954ac216d03380cb011cf947", "partition": "shared_train", "query": "I\u2019m setting up a beginner violin practice routine in an apartment and need quieter playing, temporary finger-position markers for learning notes, and a convenient way to store and carry my shoulder rest with my instrument.", "positive_items": ["B07NX6P792", "B0016OMSYU", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-954ddf51ca4c39e8018c4d95", "partition": "shared_train", "query": "I\u2019m putting together a compact live music setup for small performances, with an adjustable stand for readable sheet music and a stable, height-adjustable PA arrangement that can amplify vocals or instruments and play audio wirelessly.", "positive_items": ["B0919DS8PP", "B07NSWD8BR", "B0006NDF6C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-955435d106c620e311d377a0", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit for heavy rock and need durable, focused snare tones, a dark throaty snare-side response, and an adjustable, punchy low-end bass drum sound.", "positive_items": ["B09HCVF8DH", "B09HD48CZN", "B09HL8TQTF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9555465b121264f43162d093", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar performance and recording space, with clear vocal pickup, comfortable seated playing, a safe place to rest the guitar, and replacement controls to finish repairing my electric guitar.", "positive_items": ["B0002GXQ2Q", "B00XMZAFQ4", "B08LRLRRKM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-955d758c061f716c3e82aa67", "partition": "shared_train", "query": "I\u2019m setting up a home recording session to layer a bright Nashville-tuned electric guitar part with clear vocals, so I need suitable high-strung strings and a dynamic microphone setup with reliable XLR cabling for connecting to my recorder or mixer.", "positive_items": ["B00009W40D", "B0BPJ4Q6FJ", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9561588a52155a52e2786138", "partition": "shared_train", "query": "I\u2019m starting a portable lap-harp music project and need an easy-to-play instrument, a way to keep the pick securely attached, and a protective zippered case for carrying everything with my music.", "positive_items": ["B00000J50W", "B0058PIK2M", "B00A3IIXHG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9561e54326b1ea51d9bbaa6d", "partition": "shared_train", "query": "I\u2019m refurbishing a Floyd Rose electric guitar and need a stable way to support the neck, hold the floating bridge during setup, dial in intonation, replace worn locking hardware and whammy bar, and refresh the control knobs.", "positive_items": ["B07L9GQMLZ", "B08HMVDTWV", "B07C6X2MMS", "B075XDB1D8", "B07PGMGJPN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95734a39891ddb529dfc3048", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a bluegrass rehearsal and need to keep it supported while playing, tune it accurately for alternate bluegrass settings, and connect it reliably to an amplifier.", "positive_items": ["B06XB3FQKB", "B0B2Z13RCR", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-957a2712a164bf089d2fcf45", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular rehearsals and home recording, so I need supplies to restring, adjust, and clean it, plus comfortable playing essentials and a reliable way to connect it for high-quality multitrack recording.", "positive_items": ["B0002VB8AS", "B09VSJD5GP", "B09RN7GR8F", "B0B8Z6XZ8P", "B09ZTHNN9L", "B0BYJN7JWQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9589446b5f4f0dd515910254", "partition": "shared_train", "query": "I\u2019m preparing my drum kit and guitar for an upcoming rehearsal: I need to refresh the bass drum head, protect it for double-pedal playing, add a cowbell accent, and safely clean the instruments and polish brilliant-finish cymbals.", "positive_items": ["B07DK5MHS9", "B09LJ2796G", "B09HCYXHR6", "B000EEL50Q", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-959248395176f042a575f34a", "partition": "shared_train", "query": "I\u2019m putting together a comfortable banjo setup for practicing and performing while standing, with adjustable support and versatile picking options for exploring different tones and thumb-and-finger techniques.", "positive_items": ["B0BKNGP59L", "B0B863M78X", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9595f00c0b27a53f609b9933", "partition": "shared_train", "query": "I\u2019m refreshing my bass setup and need durable medium-gauge picks, replacement black control knobs, and folding feet to raise my pedalboard for easier access.", "positive_items": ["B09RHNXJMW", "B07YVCDQCN", "B075B63CXK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95ac145e126e2fedf590267f", "partition": "shared_train", "query": "I\u2019m putting together a compact home music-production setup for composing with a laptop and routing balanced audio between my interface and studio gear, including a long cable and an XLR connection adapter to handle mismatched connectors.", "positive_items": ["B01HCGWS2W", "B0C5LYJXLR", "B0BLJWTB36"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95b881db0f7f2a868deeb992", "partition": "shared_train", "query": "I\u2019m setting up a compact live DJ performance and need to safely raise stage lighting, keep my mixer and laptop at a comfortable working height, and route the laptop\u2019s stereo output into the sound system.", "positive_items": ["B01H0PACWI", "B00WRJM5NC", "B001NI6OCQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95bfec6b435ba779df5120c7", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar for upcoming rehearsals and need medium-gauge strings, an all-in-one tool for efficient restringing, and a reliable supply of comfortable picks for playing.", "positive_items": ["B095XZJ99J", "B0BG95DG2H", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95c1531cb8020b23ae73c952", "partition": "shared_train", "query": "I\u2019m putting together a small live music set and need something for triggering electronic drum patterns, colorful stage or party lighting, and quickly tuning my guitar during rehearsals and performance.", "positive_items": ["B006OH6QNS", "B0BP3MNJKN", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95c2083b68c6996b62f27f51", "partition": "shared_train", "query": "I\u2019m preparing guitar parts for a recording project and need bright Nashville tuning on a six-string electric, warm extra-light strings for a 12-string acoustic, plus durable picks for both strumming and varied playing feel.", "positive_items": ["B002WXDX2K", "B09RJZSQML", "B0BPJ4Q6FJ", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95c7d01e90ae9df801aee30a", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording session to learn and share calming thumb-piano music, with beginner-friendly instrument essentials, cleaner microphone audio, and accurate headphone monitoring.", "positive_items": ["B0C6JWR43Q", "B082F17BY7", "B09YVZQR5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95ccd4268e0f12308f8d9112", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic for upcoming playing sessions and need stable hands-free support, fresh extra-light phosphor-bronze strings, a quick restringing tool, and assorted picks to compare playing feel.", "positive_items": ["B00IPH8MD2", "B08R5GM6YB", "B0BTC9YJ2W", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95cd17878668a8e1b3bd60ec", "partition": "shared_train", "query": "I\u2019m refreshing my rock drum kit with durable, punchy tom and snare heads, a resonant small-tom head, and a double-pedal bass-head patch, while adding variously sized mutes for quieter home practice on the drums they fit.", "positive_items": ["B00KG7CB2C", "B07V4GG652", "B09T8HDBYK", "B0BK6S7QF4", "B0BKZ59BQZ", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95cd731176ea5f79b5ef951b", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live vocal performances and need a stage-ready vocal mic, reliable balanced connections to the PA, and a sturdy way to carry speaker stands between gigs.", "positive_items": ["B00066EJVO", "B0BK6PMJD2", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95d1a5e2790570b9c8d86b5d", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice corner: I want to upgrade my guitar\u2019s volume and tone controls, keep it safely supported, connect it with enough cable reach to a small portable amp, and comfortably practice bass while standing.", "positive_items": ["B06Y2W66F5", "B076HWP6Q7", "B0B2ZTFJNY", "B09KWWS7DH", "B000EEHKVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95d854884bd8238d50103083", "partition": "shared_train", "query": "I\u2019m putting together a compact portable keyboard rig for small live performances and need stable support, warm adjustable echo effects, and a short, durable cable for clean connections.", "positive_items": ["B000YID5OG", "B077GH8LF6", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95ebc5bc31469fbe4efbfac4", "partition": "shared_train", "query": "I\u2019m putting together a straightforward electric guitar setup for practicing and small gigs, with a comfortable Tele-style instrument, responsive tube amplification, and a versatile overdrive sound I can shape.", "positive_items": ["B091SDP94H", "B0BT84G6FW", "B0BX8J9WB8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95eee9c19db9ed232da02949", "partition": "shared_train", "query": "I\u2019m upgrading my acoustic kit for live hybrid rock gigs: I need to refresh two toms with contrasting heads, add bass-drum triggering and a dependable double-pedal setup with head protection, mount an extra drum at a right angle, and carry sticks and accessories.", "positive_items": ["B078KX8YJD", "B0889C84KX", "B0CF797FLB", "B078KCYZRY", "B01J490TTE", "B0BKZ6M28F", "B003A02PGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-95feaba0e9989f48a041f984", "partition": "shared_train", "query": "I\u2019m setting up a portable beginner drumming practice and recording station at home, with comfortable seating, a stand-mounted pad I can pack away, and a clip-on mic for my phone.", "positive_items": ["B00V3A65NM", "B00KMFUCC4", "B017DWVDJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96121157cdfc7a7c4e70abcf", "partition": "shared_train", "query": "I\u2019m putting together a compact rehearsal setup for a small band and need to safely transport a short-scale guitar, amplify keyboard and electronic drums, and mix the instruments through a powered system for practice or small performances.", "positive_items": ["B06Y5L3CYJ", "B07HBN4LNX", "B093YJBL2C", "B00SXTN97Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9616ed05c6f54fd6c58a9fb1", "partition": "shared_train", "query": "I\u2019m setting up a reliable beginner drum practice station and need a starter assortment of cymbals, a responsive hi-hat pedal setup, and sturdy double-braced support for the cymbal used in my lessons.", "positive_items": ["B00B5LDWVW", "B016CK4Q0G", "B00F912X96"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96178a6383789462c269b0c0", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for recording, so I need to polish and remove light scratches from the finish while adding warm echoes and adjustable swirling phase textures to my tone.", "positive_items": ["B0983TPW81", "B074KRRZCH", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9618b159423222199dc79fee", "partition": "shared_train", "query": "I\u2019m tuning up my rock drum kit for a gig and need a deeper, shorter tom sound, controlled overtones, protected cymbal mounting hardware, a versatile bass-drum beater, and organized storage for sticks, mallets, and brushes.", "positive_items": ["B0769KB7XD", "B0795CBK3L", "B084RPXXBQ", "B01AATMW38", "B0B954S282", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96202273e2da002eb6574cf6", "partition": "shared_train", "query": "I\u2019m putting together an EVH-inspired electric guitar setup for practicing and performing, with the distinctive striped guitar, a comfortable way to wear it, and protection for transporting it.", "positive_items": ["B072F65HZR", "B07CJRVMGK", "B01AM68N0U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9620aa139f88ecda26e20979", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar recording project with bright Nashville tuning for layered parts, an octave-fuzz sound, and a compact pedalboard that needs several clearly identifiable short connections.", "positive_items": ["B0BPJ4Q6FJ", "B007T8OGLK", "B005T800V2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96447f971de07c9fd89a34eb", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for regular home playing: I need warm, extra-light replacement strings, a tool to remove and wind strings, a precise clip-on tuner for setup, and a secure wall-mounted hanger for storing it afterward.", "positive_items": ["B00646MZHK", "B08R5GM6YB", "B00WJ3JUFM", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9653366dc68bae3287f4b5e4", "partition": "shared_train", "query": "I\u2019m getting my tenor saxophone ready for regular rehearsals and performances, and need supplies to clean the neck, secure the reed for a warm, centered tone, and keep the corks properly maintained.", "positive_items": ["B07DLWYV8D", "B003DJGQ76", "B07Q422FS6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96631bbc8b259809d6e29e1c", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar and preparing it for a small live performance, so I need easy-playing bright strings, dependable on-the-go tuning, and comfortable picks for practicing and performing.", "positive_items": ["B005SUT9I6", "B007MY5BDI", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96637df38ec4f07da11bd1b4", "partition": "shared_train", "query": "I\u2019m putting together a compact home setup for rehearsing and recording guitar, drums, and Ableton tracks, with secure guitar storage, a dependable cable, compression, snare and cymbal parts, and hands-on mixing control.", "positive_items": ["B074GXRXVR", "B01DE4DPSC", "B06X9HFWPK", "B08BW2TBD7", "B0030YD3IY", "B0046LVG70"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-966ed6f973902a858db8e365", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to replace its worn pickguard, clean and restore the fretboard, and install durable heavier-gauge strings for a fresh setup.", "positive_items": ["B093YKLWVN", "B0BSGM6CQ9", "B08BFNGNV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-967f7fc9f144aa80b6751710", "partition": "shared_train", "query": "I\u2019m preparing a compact drum recording setup: replace worn snare wires, connect a microphone to my computer, and keep charts or a phone within reach.", "positive_items": ["B0002F71RI", "B01M18LT95", "B01E6T56CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9692593b34ce5e1b2127b033", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar: I need to restring it efficiently, then upgrade the control cavity with vintage-style volume and tone components and stable capacitors for clearer, quieter sound.", "positive_items": ["B08R5GM6YB", "B001AMXI56", "B08CSNGZNL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96c3914b1e4dd59572571659", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for more stable tuning and better sustain, and need compatible replacement hardware plus a secure stand to hold it safely during setup and storage.", "positive_items": ["B07N7NM35T", "B0BT2Z1DF1", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96c95c27d75c7a21eee8deec", "partition": "shared_train", "query": "I\u2019m preparing for a live gig and need protective, portable carrying solutions for my 76-key keyboard and two different electric guitars, including sturdy padded protection for travel and storage.", "positive_items": ["B09PJ3N73Y", "B01M15915O", "B01M12WWNX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96d2b6674f50b1a882f263d5", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar pedalboard for rehearsals and gigs, with a versatile overdrive, secure mounting tape to keep pedals fixed, and isolated power for clean, reliable operation.", "positive_items": ["B001TGLNHS", "B073XXLVWT", "B004ZKIHVU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96d56058424a32a62bd9f412", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for regular rehearsals and small gigs, and need dependable tuning hardware, a secure adjustable shoulder strap, a long amp cable, and supplies to clean and condition the instrument.", "positive_items": ["B0BKR2ZM9X", "B07FYPBL6K", "B07N5MJDBF", "B0179A4ILK", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96d5adb4faf88a95af590a37", "partition": "shared_train", "query": "I\u2019m restocking reeds for a community wind ensemble, covering clarinet, bass clarinet, and alto sax players with suitable strengths and enough spares for rehearsals and performances.", "positive_items": ["B00TH43SJK", "B00T3G1164", "B08DLK3GC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96d6b33faa518bc60d8740d5", "partition": "shared_train", "query": "I\u2019m setting up a home music practice and recording space and need to reduce room reflections, restring my electric guitar efficiently, position my keyboard at a comfortable height, and keep several instruments safely supported between sessions.", "positive_items": ["B09BKZBTTJ", "B008BPI2OW", "B08JMQR2JK", "B01M7RFRIR", "B09G5KDVWW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96d6b4b548f28c86c2f7ada7", "partition": "shared_train", "query": "I\u2019m refreshing an older banjo for regular playing and need fresh strings, an easy clip-on vibration tuner for accurate setup and practice, plus fretboard oil to remove grime and restore its luster.", "positive_items": ["B093YKLWVN", "B00IFOTSJW", "B017MURO6S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96d8ce3a9d922807a52a4be0", "partition": "shared_train", "query": "I\u2019m building a compact drum-and-percussion setup for recording and small gigs, with room for a mounted auxiliary bell, splash accents, adjustable cymbal sizzle, isolated cymbal mounting, quiet portable practice, varied shaker textures, and dependable sticks.", "positive_items": ["B07DM15V6P", "B0BXT1HP18", "B09PGXJHVD", "B0BRQ9TQSV", "B09PQRKJGH", "B0002F7614", "B00G6H0S1W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-96fa6126656d35c42e7f1e8c", "partition": "shared_train", "query": "I\u2019m setting up a compact home music corner for songwriting and practice, with secure wall storage for my guitar, stable adjustable support for my keyboard, and a desktop stand for vocals or instrument miking.", "positive_items": ["B00TZH5DJW", "B00LOAASPC", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9705d041405d1bf1f5e6426e", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice corner with wall storage, reliable tuning, and plenty of picks for playing.", "positive_items": ["B00EIPR21S", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9706acf591c6d0f888043ebd", "partition": "shared_train", "query": "I\u2019m setting up a compact vocal practice and recording corner and need clear dynamic vocal pickup, reduced room echo, and several long balanced connections for flexible equipment placement.", "positive_items": ["B00O5ELJ66", "B00ATP5KF6", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-970a12554a67fec49605dc50", "partition": "shared_train", "query": "I'm setting up a quiet home bass practice rig and need a playable electric bass, coated replacement strings, and a portable headphone amp with effects for practicing privately.", "positive_items": ["B08QN2ZJVC", "B0009FC928", "B08WB81WZ3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-971aec2808faaff54e6532d8", "partition": "shared_train", "query": "I\u2019m putting together a compact solo live set combining guitar loops, analog-style keyboard textures, and programmable percussion, with a portable adjustable stand for charts and setup notes during performances.", "positive_items": ["B0B6P55RBN", "B015X3CXXA", "B01LXKNIQQ", "B01MSJW92G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-971b6c71966d11f26865e841", "partition": "shared_train", "query": "I\u2019m setting up a simple home session to restring my classical guitar and record myself singing and playing it, with clean, clear vocals and mellow nylon-string tone.", "positive_items": ["B0BPKH4HB2", "B015XTFNP4", "B07GSJNMBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9721c2d48cd26bbdb047e8e0", "partition": "shared_train", "query": "I\u2019m setting up a small live-music PA and need reliable cabling for microphones across the stage, short balanced connections between audio equipment, and heavy-duty runs from the amplifier to stage speakers.", "positive_items": ["B01LZL0OUC", "B07MC4XF9G", "B00O5EL4MA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-972fc8c332583a19c7b91c2d", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and need parts to upgrade its control wiring and tone circuit, plus supplies to smooth and polish the frets for a cleaner, more playable setup.", "positive_items": ["B08NXRMLGM", "B07NJBLXBV", "B0B8F6LD9F", "B07QL29XXZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9738a50be1ea28c9ee773a24", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice and small performance station with hands-free support, a convenient way to keep picks accessible, and a secure temporary stand for my instrument when I need to set it down.", "positive_items": ["B0002GWXKC", "B097FMTZCP", "B000P5OUE2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-973ca755b2dcd8344fbe4ebf", "partition": "shared_train", "query": "I\u2019m preparing a small mobile dance-party setup with live vocals and a DJ set: I need several microphones, balanced leads for the sound system, tone-shaping control, and protective transport covers for my turntable and compact tube amp.", "positive_items": ["B0C6HZ3ZVT", "B00NY4VU3U", "B06XPSZSV7", "B07C91JT14", "B00NB8879O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-973da2520ad89e8b67933f1e", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable rehearsal station for keyboard and percussion practice, with hands-free sustain, secure seating, varied shaker and cowbell sounds, and a padded way to carry and store cymbals.", "positive_items": ["B07MZYNZ1C", "B0BT9R8MMV", "B00R2IPGAM", "B07CV675NS", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-97417332a0a1e8afb6e20f45", "partition": "shared_train", "query": "I\u2019m assembling a small guitar rig with two switchable effect loops, power for several pedals, a guitar-to-board connection, short pedal interconnects, and reliable cables from my amp to its speaker cabinet.", "positive_items": ["B00P07K96I", "B078XRM3W4", "B01A97QH9Q", "B09396NY1C", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-974d43ec7c3b7cc15348d89d", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice station where I can play an electronic keyboard while seated and practice electric guitar through an easy-to-use amp with headphone listening.", "positive_items": ["B0BT862N4P", "B01B15JPCQ", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-97569306bab82d953f12311e", "partition": "shared_train", "query": "I\u2019m setting up a small stage lighting rig for live performances and need color-mixing linear fixtures, a programmable DMX controller, reliable daisy-chain signal and power connections, and proper line termination for a stable show.", "positive_items": ["B0C3LGJVC2", "B09ZSKPVVJ", "B001LXMXU0", "B09ZTJH58K", "B07CQRW2GN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-97671d3fad03ea1c7331c0b5", "partition": "shared_train", "query": "I\u2019m setting up a portable lighting rig for a small indoor dance performance and need an adjustable truss stand, colorful LED washes, patterned laser projections, and music-synchronized effects that I can coordinate by remote or DMX.", "positive_items": ["B0B61X299M", "B07CVXR2Q5", "B0C359TJJ4", "B07FKK2DBK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-976df914ae56bdff9e1cf88b", "partition": "shared_train", "query": "I'm preparing a DJ set and need a professional controller, rotating and rechargeable gobo lighting for visual effects, plus an in-ear wired microphone that works with my existing Shure system for occasional vocals.", "positive_items": ["B00I0283NG", "B00NOHT54I", "B003D2YRLA", "B073WN3G46"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-97c2af4fe2f6cdd9f32efb93", "partition": "shared_train", "query": "I\u2019m setting up a desktop podcast recording station and need stable mic positioning, vibration isolation, and protection from plosive bursts for clearer voice recordings.", "positive_items": ["B000MYIIRG", "B000LQLDM2", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-97dfeeee84cd93e60c740060", "partition": "shared_train", "query": "I\u2019m putting on a train-themed stage skit with singing and a realistic train whistle sound effect, so I need a stable adjustable mic setup, reliable audio connection, and protection from wind and vocal moisture.", "positive_items": ["B0002F5BKW", "B08DBDD6CM", "B003GEBGA0", "B091MZPYBQ", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-97fcc316beddfc4789aa3b24", "partition": "shared_train", "query": "I\u2019m putting together a vintage-inspired guitar recording setup and need reliable tuning, hands-free microphone positioning, a comfortable strap for playing, and replacement controls to refresh the look of my Fender amp.", "positive_items": ["B00C9UMETO", "B0B8TLXHMW", "B0B44VTPS1", "B07C1GK87F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-980d6a687e1eb85048fd073c", "partition": "shared_train", "query": "I\u2019m getting ready for my first bass gig and need a reliable setup for playing comfortably, connecting my instrument to an amp, and shaping a punchy tone for a small venue.", "positive_items": ["B0BT855NFQ", "B01DPCONFM", "B09VSJD5GP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9810d79bf6ec6d00024f745c", "partition": "shared_train", "query": "I\u2019m refreshing my guitar for a small rehearsal and need a warm nickel-string setup, an easy way to transpose songs, and a reliable cable to connect it to my gear.", "positive_items": ["B09G5KLKX2", "B07K6HQQLQ", "B08NC51LR7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-982e09f77def197d06baccda", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for live gigs and need durable protection for my cymbal and snare, a punchy 18-inch tom head, and a compact adjustable boom for mounting a cymbal.", "positive_items": ["B003IRIUW2", "B0002D0HNK", "B0002F71QY", "B00K7VDMJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9832035c9ebf32f3085a5c87", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice setup for rehearsals and small performances, with a compact battery-powered amp, reliable picks, and a durable way to carry my music stand, tablet, and accessories.", "positive_items": ["B06Y2W66F5", "B0192JRA2A", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98329077e12c5e33a72c83c5", "partition": "shared_train", "query": "I\u2019m setting up a rock-oriented drum kit and need to refresh a tom, control unwanted over-ring, add an expressive China voice, stabilize a cymbal, and protect and fine-tune the bass drum for double-pedal playing.", "positive_items": ["B0BK6S8QDW", "B00BHMSHYQ", "B01AATMW38", "B0002F4MKW", "B078KX8YJD", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9835824ac15dc8b3439217ce", "partition": "shared_train", "query": "I\u2019m getting my five-string bass ready for live performances and need bright, balanced replacement strings, a comfortable extra-long adjustable strap, and a secure locking system to keep the strap attached during play.", "positive_items": ["B0BHG58G2F", "B00IPHITHG", "B0BJF97MDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-983b9e116dbd160573728555", "partition": "shared_train", "query": "I\u2019m getting my super-long-scale four-string bass ready for rehearsals and need fresh bright strings, a dependable long cable to connect it to my amp, and a comfortable adjustable strap for standing practice.", "positive_items": ["B07D5W5X3Z", "B0B8M2Q1DS", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9842be1d8db19bb795b6c36b", "partition": "shared_train", "query": "I\u2019m building a guitar pedalboard for recording classic rock and want thick fuzz, flexible overdrive-to-hard-rock distortion, adjustable slapback or ambient echoes, and a reliable instrument cable to connect everything.", "positive_items": ["B0BJ97RMHD", "B08KR8B4JX", "B07CFPHY27"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-984783e4239b4a06410577a6", "partition": "shared_train", "query": "I\u2019m recording a layered indie song and need bright high-strung guitar tones, isolated instrument pickup, protective transport for my Dot-style guitar, and a resonant thumb piano for melodic accents.", "positive_items": ["B0002YLE04", "B0716DK86D", "B0BPJ4Q6FJ", "B01MEEY70L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-984847439d90f9b97e87b55a", "partition": "shared_train", "query": "I\u2019m setting up a portable classical guitar practice setup with comfortable leg positioning, fresh light-tension nylon strings for a warm beginner-friendly tone, and a folding stand to hold my sheet music during lessons and rehearsals.", "positive_items": ["B07T3GZVMD", "B0BPKH4HB2", "B0B949FD92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9849f921ec5c6b0eddc16924", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice setup and need a reliable way to tune accurately, try different pick weights for varied tones, and keep sheet music at a comfortable reading height while playing, with everything easy to pack up afterward.", "positive_items": ["B0B6P55RBN", "B09NWCD36N", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-985886ed7f362a8c6e56f7ff", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular practice and live performances, with a reliable soundhole amplification option, quick on-instrument tuning, and a safe, attractive way to store it between sessions.", "positive_items": ["B001E95KG0", "B08DM9NFLH", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-986ac0612678f6b05b40ae5b", "partition": "shared_train", "query": "I\u2019m putting together a compact electronic music setup for writing and performing, with analog synth textures, dedicated drum patterns and percussion, a small speaker that can handle multiple instruments, and a compatible 9V power adapter for the synth gear.", "positive_items": ["B00IR4CU22", "B076Z3XDW8", "B08XMGNB3W", "B00CAKSVTU", "B01MSJW92G", "B071YMYXHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-986cfcbb63e7f74df6c86937", "partition": "shared_train", "query": "I\u2019m putting together a hands-on world percussion performance for a community event and need a portable low drone, an adjustable hand-played frame rhythm, and bright handheld shakers for audience participation and dancing.", "positive_items": ["B01DH25DL8", "B001NASC5G", "B0087HEO64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9875ab88a16df885622d018d", "partition": "shared_train", "query": "I\u2019m putting together a portable electric cello setup for practicing and small performances, with an expressive bow, an acoustic-instrument amp for backing tracks, and a protective case to organize my bows.", "positive_items": ["B07K6PTRMV", "B075CC734L", "B07NDXX7BM", "B0002FOI8S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-987b0f786b85e8445df9c59a", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for live gigs and need to protect and stabilize my hi-hat, add an extra cymbal without another stand, and give my snare a deeper vintage tone.", "positive_items": ["B07W6HPX3G", "B07N79N4L8", "B01290XS9S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-987bfc52523e6e7e359af878", "partition": "shared_train", "query": "I'm preparing for a small live guitar-and-vocal performance and need to refresh my electric guitar, connect it to the sound system, and keep the shared handheld microphone clean.", "positive_items": ["B01DPCONFM", "B0BSGM6CQ9", "B09496Q7TX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9883df3c44c27db6e520037e", "partition": "shared_train", "query": "I\u2019m putting together a portable DMX lighting setup for small event performances and need a controller, reliable connections with proper chain termination, and protective storage for my flat LED fixtures.", "positive_items": ["B007X7E9EG", "B06Y19G8WD", "B09ZTJH58K", "B001LXMXU0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-988bb6b7a2063f47b7b6ef95", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for regular rehearsals and gigs, and need reliable picks with a non-slip grip, a comfortable adjustable strap, and secure strap attachments so it stays safely in place while I play.", "positive_items": ["B01N30LKKN", "B079TLFL33", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-988d005bf0f5111eb9d037ba", "partition": "shared_train", "query": "I\u2019m preparing my 4/4 violin for a small amplified performance and need a quality bridge, reliable intonation reference, secure microphone mounting, and the necessary balanced and speaker connections to route sound through the PA.", "positive_items": ["B07MC4XF9G", "B0007SL85Q", "B00L1LL7DQ", "B008AG3A4O", "B09YYB7MNN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-988f691e9a4471b9ce2b71e6", "partition": "shared_train", "query": "I\u2019m setting up two acoustic guitars and a mandolin for rehearsals and small performances, and need secure strap attachment, easier guitar restringing, a dependable capo, replacement mandolin nut and bridge parts, and one stable stand for all three instruments.", "positive_items": ["B083S6WXSP", "B07NNCY99H", "B0771W71KG", "B09R6PHXBR", "B01BGSJIY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98909ef0a6f8b7fe866f4599", "partition": "shared_train", "query": "I\u2019m setting up an acoustic-electric guitar for practice and small amplified performances, and need a reliable way to tune it, carry it comfortably, change strings, shift keys cleanly, and control feedback when playing at higher volume.", "positive_items": ["B01MRJUB7Z", "B07C2YGJ5V", "B0BFKKVQZT", "B0010SHU18", "B095QBH5ZB", "B0BJF97MDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-989cf9a9b9b83acb486c3f95", "partition": "shared_train", "query": "I\u2019m setting up a small live music event and need a reliable rig to mount stage lighting, connect and terminate the DMX chain, and capture multiple microphones and instruments into a computer for mixing and recording.", "positive_items": ["B001Q3KT5Q", "B09ZTJH58K", "B00N3TQ4QO", "B0752VW93W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98a80cd3c5d7b338cb40b859", "partition": "shared_train", "query": "I\u2019m setting up a small live-music rig for a school or club and need a rack solution that keeps the mixer protected and accessible, with enough channels for several performers and long balanced connections from microphones onstage.", "positive_items": ["B0053ZK4Z8", "B001Q3KSBQ", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98ae46889398a06dbbf7083a", "partition": "shared_train", "query": "I\u2019m building a compact touring rig for electronic drumming and live sound, with flexible audio mixing, a mesh trigger pad, protected storage for microphones and accessories, and a pull-out surface for small gear.", "positive_items": ["B001Q3KTEW", "B08DZZ89Z9", "B00KGJZW94", "B003M551ZO", "B0002NQRC0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98b287a41f2981820669ba53", "partition": "shared_train", "query": "I\u2019m setting up a home guitar-and-vocal recording corner and need practical gear for connecting several effects pedals, keeping the strings clean, restringing the guitar, and positioning a condenser microphone securely at my desk.", "positive_items": ["B08R5GM6YB", "B09PBL98Q4", "B001FSZR4U", "B01I6LIZ8S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98b39e14a82cd47c49e24387", "partition": "shared_train", "query": "I\u2019m building a picked-bass pedalboard for recording and live use, with tight compression, adjustable octave tones, spacious reverb, and the power and patch connections needed for a clean, practical setup.", "positive_items": ["B072MP6KH4", "B006CTBHIC", "B07J695K46"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98c0bbd4e4be6c037000576f", "partition": "shared_train", "query": "I\u2019m setting up a small stage lighting and sound rig and need to connect mixed DMX ports, link several fixtures to power, and adapt an XLR connection to a quarter-inch input.", "positive_items": ["B0002ZPK0S", "B004STXT2K", "B000PNZRTG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98c5d0570dc94048758897d7", "partition": "shared_train", "query": "I\u2019m preparing for a small live gig where I\u2019ll play both acoustic and electric guitar, need fresh strings for each, keep one instrument safely accessible between songs, and mic several vocalists.", "positive_items": ["B07XW3F5H5", "B01LZ4IPQ2", "B09M7P8SBH", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98cb393998e2a42b8db0ee10", "partition": "shared_train", "query": "I\u2019m building a small home studio for recording sung and spoken vocals, layering instruments, and routing multiple microphones into my computer. I need controlled room acoustics, pop and wind protection, long balanced connections, and a mixer/interface setup for monitoring and multichannel capture.", "positive_items": ["B00NPAMDQ6", "B07CYRYQ8G", "B07N5J3GTB", "B07CMQHLKD", "B0C2TCV19K", "B0B31RCL2G", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98cf0054f517735fe08f825f", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and display area where I can keep picks organized and portable, showcase one guitar securely, and safely store two additional guitars on a sturdy stand.", "positive_items": ["B0B7JSF8R2", "B00M5DW328", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98d90726112aab56bfc18df3", "partition": "shared_train", "query": "I\u2019m starting to learn soprano ukulele and need a warm-sounding beginner instrument, comfortable picks for practice, and lightweight capos for changing keys and experimenting with songs.", "positive_items": ["B07GCMLT98", "B00HFQC3VQ", "B00N4ZHQ14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98df3e3fcb7768a65246d13a", "partition": "shared_train", "query": "I\u2019m upgrading my humbucker-equipped electric guitar for a fuller rehearsal setup and need replacement pickups, durable picks for playing, and a long speaker cable to connect the amp.", "positive_items": ["B0B58HH8XN", "B0C5PRQ9K6", "B0002Z2CZY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98e5bbb55a053c0811b8569f", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for confident gigging: I need more secure strap attachment, locking tuners for steadier tuning and faster string changes, plus durable heavy picks for a firm, controlled attack.", "positive_items": ["B0BKR2ZM9X", "B06W2NS7RW", "B0BR2N43GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98e74d94e0e9b7db6be58478", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for heavier, more controlled playing and need a consistent heavier-gauge setup, comfortable picks for practice and performance, plus a convenient way to keep them within reach.", "positive_items": ["B00CGFRJ2Y", "B0BSGM6CQ9", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98e83a63822b1ccc7aa9a299", "partition": "shared_train", "query": "I\u2019m restoring a Tele-style electric guitar and need a pair of versatile single-coil pickups, the assorted mounting hardware for installation, and black ferrules to finish the through-body stringing setup.", "positive_items": ["B078PG7NBY", "B06Y3MBRJS", "B0196J78MI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98ef35c4abee40957892abe6", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar and need vintage-style pushback wire for rewiring, a curved nickel football jack plate with mounting screws, and replacement control knobs that fit 6mm split-shaft pots.", "positive_items": ["B0B6W35H2G", "B07M7L7Z8R", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98f0af30ba38a8c7b871658c", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for a portable jazz gig and need versatile beaters for different playing styles, padded protection for the drums, and an easy way to roll the hardware from my car to the venue.", "positive_items": ["B07NW8GDJ9", "B07WCC2FXN", "B017DNZKZ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-98f89a57d85d2de82dd72fd1", "partition": "shared_train", "query": "I\u2019m upgrading my Yamaha drum kit and need sturdy hardware to mount a YESS tom, position a cymbal with a boom, and add a reliable straight cymbal stand.", "positive_items": ["B000RVZWIM", "B016CKAVRI", "B016CK4Q0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99087e5287979f51a7bf34a1", "partition": "shared_train", "query": "I\u2019m refreshing my drum setup for longer practice sessions and need comfortable height support, a compact cymbal solution for limited space, and a clear resonant head for my 14-inch snare.", "positive_items": ["B0C3H5XVHK", "B008871BZU", "B01AWAB8LW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-990ba81be17926bcb56b9a71", "partition": "shared_train", "query": "I\u2019m setting up a small live band performance with guitar, keyboard, and three singers. I need comfortable guitar support, keyboard control and sustain, MIDI connectivity, long balanced runs to the PA, and supplies to clean and maintain the guitar before the show.", "positive_items": ["B092LF6RLS", "B004GR9MOI", "B01DK43HMK", "B07N5MJDBF", "B01E4MELN6", "B07XW3F5H5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99320df9ee7c84649af2d745", "partition": "shared_train", "query": "I\u2019m upgrading and setting up my 3x3 electric guitar at home: I need reliable locking tuners, tools for truss-rod and hardware adjustments, a safe neck support for the workbench, and a capo for checking playability.", "positive_items": ["B07GFPF46K", "B0BXT6TM6N", "B09SVD6M4Z", "B00TV90MT0", "B0BXT5BCWN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-993410cc8bf3385009fea89a", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar setup for reliable rehearsals and gigs, and need secure strap attachment, locking tuning hardware for stable tuning, plus a compact 9V power solution for my pedalboard.", "positive_items": ["B079TLFL33", "B07DK59QNR", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99369d78d8d4602df8dd0f27", "partition": "shared_train", "query": "I\u2019m setting up a compact home podcast and voice-recording station and need a dynamic microphone with a desktop boom arm, vibration isolation, wind and breath protection, balanced XLR cables, and a small USB mixer to record cleanly into my computer.", "positive_items": ["B08T2MZVCJ", "B0C61XDHWW", "B07NDGTFJJ", "B000CZ0R3S", "B06X9KG3HW", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9937a949ff61c3909657fc4c", "partition": "shared_train", "query": "I\u2019m rebuilding a 26-inch drum kit for practice and want to replace the 16-inch tom and bass heads, add reliable hi-hat and kick-pedal hardware, and restore secure cymbal-stand tilt adjustment. What compatible options should I buy?", "positive_items": ["B09HCVLXCQ", "B0BVMBCW9R", "B00B5LDWVW", "B0098FT6B2", "B00K7VE5MQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9937b74f2f76600a80ddece5", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a multi-instrument performance, with adjustable sheet music support, a way to safely secure my guitar strap, and a convenient place to hang my violin and bow between songs.", "positive_items": ["B0B6P55RBN", "B000EENO2S", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9938a8cba4e6c226ea61ade1", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal rig and pedalboard, with room to safely hold several guitars, connect pedals neatly in tight spaces, add classic overdrive, and refresh the guitar\u2019s control knobs.", "positive_items": ["B09PBL98Q4", "B075MCRFYZ", "B078JX247H", "B086QM1F75", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-993cd7c188dbb415014dd2e2", "partition": "shared_train", "query": "I\u2019m preparing for clarinet rehearsals and need hands-free playing support, a secure place to rest the instrument between pieces, and a lint-free way to remove moisture afterward.", "positive_items": ["B0034CXK6M", "B002E5C49E", "B07C1HX1SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9946b054b47aca8b7b235bed", "partition": "shared_train", "query": "I\u2019m setting up for regular acoustic guitar practice and small performances, and need longer-lasting bronze strings, a dependable 20-foot connection to my equipment, and adjustable foot support for a comfortable playing position.", "positive_items": ["B07DWLYGKH", "B004UOE3G4", "B07T3GZVMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9948dcc20b51458646b89caa", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for rehearsals and need to transport it safely, refresh it with bright high-strung Nashville-tuning strings, connect reliably to my amp across the stage, and control my Fender amp hands-free during playing.", "positive_items": ["B001L8NGJ2", "B01DPCONFM", "B0BPJ4Q6FJ", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9949748234d6fcabcaf8f186", "partition": "shared_train", "query": "I\u2019m preparing my guitar setup for live performance and need dependable pedal power, hands-free control of my effects, and a secure way to keep my strap attached.", "positive_items": ["B00D35CNL8", "B000K69UM8", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9959c4542fae1468b94be000", "partition": "shared_train", "query": "I\u2019m restringing my electric guitar for a UV-lit performance and need colorful strings, an easy way to install them, and a precise clip-on tuner.", "positive_items": ["B00646MZHK", "B0044CQAMC", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-995bc920751e3dbd2285bac3", "partition": "shared_train", "query": "I\u2019m preparing my bass rig for rehearsals and small gigs, and need a secure strap setup, a convenient way to keep picks handy, and a reliable amp-to-speaker connection.", "positive_items": ["B00H35YIJE", "B0002GWXKC", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-995e0cce740007d692ce3325", "partition": "shared_train", "query": "I\u2019m setting up my guitar for regular practice and small gigs, and need a faster way to restring it, measure and adjust string action, play comfortably with an adjustable strap, and store it safely when I\u2019m done.", "positive_items": ["B08GKXLHY1", "B0BJ3BBTXH", "B09V91H5XM", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9969c1c5a59218e68d3795e1", "partition": "shared_train", "query": "I\u2019m upgrading my Tele-style guitar with more reliable tuning, improved string guidance, and a polished control-area look, while keeping the project compatible with its existing neck and electronics.", "positive_items": ["B0BKR2ZM9X", "B0759868LG", "B0B29LK8QD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-996c87ffaad92a38afa0918f", "partition": "shared_train", "query": "I'm refurbishing my electric guitar and need fresh light-gauge strings, replacement chrome strap hardware, a stable neck cradle for restringing and setup, plus a protective sleeve for my precision fret/action gauge.", "positive_items": ["B00FJEJLS4", "B0B8Z4YV4T", "B00TV90MT0", "B07YK57N2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-996ed67957af6e9f182072d9", "partition": "shared_train", "query": "I\u2019m building a portable DJ and presentation rig and need a protective slanted rack case with organized power distribution, USB charging, and a retractable shelf for operating a laptop or projector.", "positive_items": ["B004W96YHI", "B0057RL6DQ", "B003BLOSJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-997265464d436b35d4164f37", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with replacement custom-gauge plain strings and want a variety of light and medium flat picks plus thumbpicks to experiment with rhythm, lead, and fingerstyle playing.", "positive_items": ["B0BR2VBSVV", "B00JA4T7AG", "B0002GYX78", "B003UORITO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9978bba9a3e19553557b680a", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for amplified live performances and need a feedback-resistant soundhole pickup, a dependable cable to connect it to my rig, and comfortable non-slip picks for precise strumming.", "positive_items": ["B09S2VB3KW", "B07GS5R4TX", "B001E95KG0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-997d553acf80be2c32d1c3c6", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for studio sessions and need a replacement bridge assembly, bright high-strung Nashville-tuning strings for a six-string setup, and a comfortable adjustable strap for playing standing up.", "positive_items": ["B0727LC495", "B09V91H5XM", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-998cccfc3a55ab329afaf18b", "partition": "shared_train", "query": "I\u2019m setting up a small DJ and stage-lighting show using a Numark controller and DMX fixtures, and need reliable 3-pin connections, proper signal termination, and the correct 12V power supply.", "positive_items": ["B00FAF40TC", "B09ZSKPVVJ", "B09ZTJH58K", "B09ZTHDXTD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-999e191623834e6dff7face2", "partition": "shared_train", "query": "I\u2019m refreshing my steel-string electric guitar for regular playing: I need to replace worn tuning hardware and control knobs, perform a careful setup with portable maintenance tools, and make key changes easily.", "positive_items": ["B0C4R9CTV8", "B078JX247H", "B000PR3JEM", "B0158GWWJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-999e567ec4f604ff075f091e", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster and need compatible hardware to refresh the three-single-coil face, replace the worn bridge, and properly finish the input jack area with classic chrome detailing.", "positive_items": ["B0BCXTKY9H", "B073WMVTBJ", "B0B81D5BB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99b26b3d514ee7bfca0dcba7", "partition": "shared_train", "query": "I\u2019m setting up a care kit for my soprano and tenor saxophones after rehearsals, with moisture-drying supports that keep pads seated, hold problem keys open while drying, and protect the keywork during storage or transport.", "positive_items": ["B09CD32F7Q", "B000V2C5XW", "B000V2MHM6", "B001VT1JAE", "B004KRND12"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99b53a0a6bb1c8c07179268e", "partition": "shared_train", "query": "I\u2019m restoring an older electric guitar setup and need a replacement guitar speaker for the amp, a 500K audio control pot for the instrument, and an adjustable strap so I can play it comfortably again.", "positive_items": ["B08LRFC914", "B003WUK0XW", "B07FYPBL6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99b733dfd8d02c15e82f4430", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for Nashville tuning and want to check the neck relief, level any uneven frets, and install a bright, light-gauge string set for a doubled 12-string-style sound.", "positive_items": ["B089YW6XPP", "B0775CBC5R", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99bc1d6f2ea9e6adf36d1b49", "partition": "shared_train", "query": "I\u2019m putting together a home podcast and vocal recording setup, and need clear plosive control, a desk-mounted condenser mic with monitoring, reliable XLR connectivity, and a mixer that can feed audio to my computer.", "positive_items": ["B0C5BMZ1K9", "B08DBDD6CM", "B016QUXTZU", "B0039PPW60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99d65177c27044fc8bcdea1a", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for rehearsals and recording, with reliable instrument connection, switchable overdrive, flexible EQ and preamp tone shaping, and straightforward patching and power.", "positive_items": ["B07HR122RT", "B08X3XVRM6", "B07JG5RQDJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99e639f136d4e3716b34f6bf", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for small live gigs and need a reliable setup with fresh strings, onboard pickup and microphone blending, tone shaping and tuning, plus quiet instrument changes and a clean connection to the PA.", "positive_items": ["B002LFCDPM", "B0B571K5HL", "B0B2T1LF1L", "B07F7RYKF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99e7544bd8151fb3cb701be6", "partition": "shared_train", "query": "I want to make a home blues recording featuring harmonica in multiple keys, using a tone-focused mic for the harp, a separate condenser mic for vocals, and an interface that can capture both cleanly.", "positive_items": ["B09RN7GR8F", "B08JHPJRPF", "B09VT45772", "B0002CZYHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99ea9dc03ae9dd0d728b963a", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need to recrown and smooth its frets, replace the worn vintage tremolo bridge, and install period-correct tuning machines for a reliable hardware upgrade.", "positive_items": ["B01EBH5XA4", "B0BR2P4RHJ", "B07CMZVJSN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99ed44d9fb1a9ba847988dcd", "partition": "shared_train", "query": "I\u2019m starting a small acoustic-bass practice setup for living-room jams and need an instrument that can also plug into an amp or recorder, a clip-on tuner, and a way to make custom picks at home.", "positive_items": ["B07D1WM2G6", "B06WRTGSFR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99f391fe66a4d22afbad4270", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for rehearsals and gigs, and need comfortable shoulder support plus compression, short noise-reducing connections, and space-saving links between closely arranged effects.", "positive_items": ["B01DK40R3M", "B09PBL98Q4", "B074GXRXVR", "B01ID7LB6S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-99f4093778703fcf3f697472", "partition": "shared_train", "query": "I\u2019m putting together a compact DJ setup for a small dance party and need a Serato-compatible scratch controller, a powerful main speaker with wireless control, and an active subwoofer for strong low-end sound.", "positive_items": ["B09X7JJDSR", "B075R91PXY", "B08F93KSDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a015c1d5bc27afa2597ff04", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for playing my guitar at home and rehearsing, with comfortable shoulder support, secure attachment, and a padded stand for safe storage.", "positive_items": ["B07BS2JXBP", "B014PEZVKU", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a0783162e113b7b32fa59bb", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for a small live guitar performance and need reliable picks, a way to blend several audio sources, and wireless in-ear monitoring with secure receiver storage.", "positive_items": ["B004FPEGT2", "B0009XH4HU", "B01AW50JXA", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a0f1b89203586837eb073db", "partition": "shared_train", "query": "I'm putting together a portable drum setup for rehearsals and small gigs, with a 22-inch ride, protected cymbal transport, adjustable mounting for two toms, and a foldable bass-drum practice solution that works with double pedals while protecting the bass head.", "positive_items": ["B0002E52ZM", "B0BKZ6M28F", "B0002F70J2", "B0002D0HNK", "B0002E36KU", "B0002CZRAE", "B0757ZJ7B4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a140d623d8684dc1787a3c7", "partition": "shared_train", "query": "I\u2019m refurbishing a four-string acoustic bass and need reliable replacement tuning hardware, mellow flatwound strings, a pickup for amplification, and comfortable picks for testing and playing the finished instrument.", "positive_items": ["B0BMZ389RF", "B00CGFRJ2Y", "B0098SW1NO", "B0147M36BG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a15d60c4258de40449c1233", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home keyboard practice station with adjustable seating, hands-free illumination for reading sheet music, and reliable foot control for sustained notes.", "positive_items": ["B07MZYNZ1C", "B0BT9R8MMV", "B08NXQX781"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a18b5a4afd0eddac7ea8a9a", "partition": "shared_train", "query": "I\u2019m refurbishing my rock drum kit for heavy rehearsals and live gigs. I need durable, warm, focused heads for several toms, a responsive snare batter and resonant head, plus a hard-wearing bass drum batter that still responds sensitively.", "positive_items": ["B07WRSQ18J", "B09S1W71K6", "B09HL6MZ45"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a1cdaf3719dc0c943dc09ce", "partition": "shared_train", "query": "I\u2019m setting up a rock and blues rehearsal and recording session, so I need durable heavier-gauge guitar strings, reliable picks for chunky rhythm playing, and an XLR cable for connecting a microphone to my mixer.", "positive_items": ["B07F5PX9Y3", "B08DBDD6CM", "B003IEQQN0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a2b5c636b0aa365c1bd3d4a", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular rehearsals and small gigs: I need a fresh, long-lasting string setup, a dependable way to secure the strap, and replacement mounting hardware for the instrument.", "positive_items": ["B01H2MBMUK", "B07GFH8NTB", "B0B8M5FJ9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a2cdd462e69caca3221096c", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic for regular strumming and need suitable strings, replacement bridge pins, fretboard cleaning, and a convenient way to keep plenty of picks within reach.", "positive_items": ["B09RJZSQML", "B0BTC9YJ2W", "B0731L7YY8", "B01K1EJQ9U", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a36350ae57b195067ab0746", "partition": "shared_train", "query": "I\u2019m putting together a small stage lighting show and need a reliable DMX setup to connect lighting fixtures and fog effects to a hands-on controller for live event control.", "positive_items": ["B01N2W9RFO", "B06Y19G8WD", "B09ZSKK72G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a372bcee0f5d72a7c122164", "partition": "shared_train", "query": "I\u2019m organizing a portable community sing-along and need amplified Bluetooth music, two microphones for performers, and a bright hand percussion instrument to keep everyone involved.", "positive_items": ["B003SQK1HK", "B0C2VJKZQ8", "B09PH4DV67"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a3f9dd546104a5a0bf0d99b", "partition": "shared_train", "query": "I\u2019m recording polished vocals for an original song at home and need a quiet studio setup with warm gain, compression, tone shaping, and protection from plosives.", "positive_items": ["B001N0LI3Y", "B0C3BSXX6N", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a44e722a6c452e8d50457b9", "partition": "shared_train", "query": "I'm refreshing my acoustic drum kit and need a durable, warm-sounding rack tom head, better control of ringing on another tom, and a bass drum resonant head that lets me adjust attack, tone, and sustain.", "positive_items": ["B09HCVK9HL", "B09HCRTKL4", "B0BKZ2S4PC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a45fae77c4546e16ec8a512", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for vocals and instruments, and need a stable adjustable boom setup, reliable XLR connectivity, and an interface with enough inputs and outputs for simultaneous recording.", "positive_items": ["B093YGS1F1", "B0BQ4HSKC9", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a4efb22c2b81ab669281624", "partition": "shared_train", "query": "I\u2019m setting up a compact live recording rig for an acoustic performance and need flexible ways to mount several microphones around instruments, position them in stereo, and blend the signals into one adjustable mix.", "positive_items": ["B0002ZO5Z4", "B0BXT41VYY", "B0009XH4HU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a58ea046cb3b2f6bc5b22e9", "partition": "shared_train", "query": "I\u2019m refurbishing and setting up an electric guitar rig, so I need dependable short and stage-length connections, a way to fit knobs onto split-shaft controls, and compact hex tools for guitar adjustments.", "positive_items": ["B08611YQ2C", "B008ELK89K", "B0B52CCWR5", "B081T39QJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a8579d008dbea6cac153d11", "partition": "shared_train", "query": "I want to set up a compact desktop studio for recording and streaming a music podcast, with clean spoken vocals, accurate monitoring, and a small keyboard interface for composing jingles and controlling software instruments.", "positive_items": ["B00SC80YLM", "B0C5BMZ1K9", "B08FDBCYHL", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a9324032c9ebf9e3d4d9594", "partition": "shared_train", "query": "I\u2019m outfitting a drum kit for a new band project and need a complete dark-toned cymbal setup with core ride and crash coverage, versatile hats, a cutting accent, and an explosive China effect.", "positive_items": ["B07V39HVW2", "B0B6G9H79J", "B01B1JJBB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a935b409f1adb769fd8ecca", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal PA and need a reliable vocal microphone, an XLR connection cable, and signal processing to split the audio into the correct frequency ranges for separate speaker drivers.", "positive_items": ["B0BMD5MVSZ", "B0B89ZSYS7", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a9a7416b2123d4e284beb73", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar for a warmer nylon-string feel and want an easy way to tune it accurately while keeping my picks attached nearby during practice and small performances.", "positive_items": ["B07C5RMKBF", "B01K1EJQ9U", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9a9e818f3082400437defca8", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording session and need a stable adjustable mic setup, protection from vocal pops, and a reliable connection to my audio interface.", "positive_items": ["B08YS6DY7K", "B0050DIHAC", "B072PQT2DM", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9aaa07f55253590ed6eaee18", "partition": "shared_train", "query": "I\u2019m rebuilding an electric guitar and need to accurately route a bolt-on neck pocket, then outfit it with hum-reducing Strat-style neck and middle pickups plus a versatile hybrid humbucker for varied tones.", "positive_items": ["B002A93X1C", "B077K7DJQ9", "B007MB7ZSK", "B000K669EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9aab77ed263968d2d7c3005e", "partition": "shared_train", "query": "I\u2019m setting up a seated two-person vocal performance and need clear handheld microphones with reliable positioning on stable, adjustable low-profile boom stands.", "positive_items": ["B08NVVLB16", "B01B1JHEX4", "B007EWHXM0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9abe70498148b555ef421d6d", "partition": "shared_train", "query": "I\u2019m producing a short outdoor documentary and need a portable setup to record interviews, with a handheld mic for reporters, a discreet mic for subjects, and reliable multitrack audio capture.", "positive_items": ["B003Z8OUUA", "B0C61YRZ1H", "B01MROS266"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ac17b4796e2b91281b73fae", "partition": "shared_train", "query": "I\u2019m refurbishing my bolt-on electric guitar and assembling a dependable practice setup: correct the neck angle, improve string guidance, secure the pickguard, protect the instrument when parked, and neatly power and connect a compressor pedal.", "positive_items": ["B01D2GAKV2", "B0B92LPGD2", "B01LW96EM8", "B00TTZZXXQ", "B00AHEWBM4", "B073XXLVWT", "B01LXTBO7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ac6a089a8de4733cceeaaf6", "partition": "shared_train", "query": "I\u2019m doing a full refresh of my seven-string electric and acoustic guitars: restringing both, cleaning dust and grime from the bodies, strings, and hardware, and conditioning the wooden fretboard so everything is clean, protected, and ready to play.", "positive_items": ["B0BZ1XQX97", "B0BFKKVQZT", "B0BK5CXZBT", "B0928HW2P4", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ac7a3069dc329f1135dc547", "partition": "shared_train", "query": "I\u2019m assembling a portable guitar rig for small live gigs, with versatile effects, protected rolling pedal transport, fresh strings for both electric and acoustic guitars, and a ventilated rack setup to keep my sound gear organized.", "positive_items": ["B06XCWCGT8", "B0002DV0CW", "B0BFKQ9QXD", "B0BSGM6CQ9", "B004TGVRDA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ac98c821b65c9b4e265a5bb", "partition": "shared_train", "query": "I\u2019m setting up a home podcast recording station for clear solo narration, with a broadcast-style microphone, reliable XLR connections to my audio gear, and closed-back headphones for monitoring without room noise.", "positive_items": ["B0BYXJ6JKZ", "B00NPAMDQ6", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9acc89163cc4182ed8bc08ea", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for regular rehearsals and small gigs, and need a comfortable way to play standing, secure strap attachment, a reliable amp connection, and assorted picks to test different playing feels.", "positive_items": ["B06W2NS7RW", "B07Y94MSG9", "B08BJGBHN7", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9acee951b03fa12159e46598", "partition": "shared_train", "query": "I\u2019m putting together a reliable ukulele setup for regular practice and small performances, with gentle picks for comfortable strumming, an easy clip-on chromatic tuner for staying in tune, and a padded hard case with neck support for safe transport.", "positive_items": ["B096CNQTF5", "B0951C4RGR", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ad251d743cc55895112d175", "partition": "shared_train", "query": "I\u2019m recording a mellow jazz combo demo with vocals and light, articulate drum parts, so I need a warm-sounding studio microphone, a suitable XLR connection, and sticks for a fast, delicate touch.", "positive_items": ["B019JX565C", "B08DBDD6CM", "B00WJ3K3QW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ad496362e57c9bad38ec8b8", "partition": "shared_train", "query": "I\u2019m setting up a small amplified ukulele rig for live practice and need to install onboard pickup and EQ controls, connect it cleanly to effects and an amp, and power several pedals safely from one organized station.", "positive_items": ["B09BNNH685", "B07GS5R4TX", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ad6beae69cfdb03fa18a984", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal rehearsal and need a handheld microphone with an on/off switch, a reliable long connection to my amplifier, and a heavy-duty lead from the amp to the speaker.", "positive_items": ["B0BSB9249S", "B0C39H86Q1", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9adaa6a5472b1d6eebc48d2a", "partition": "shared_train", "query": "I\u2019m preparing a mixed brass-and-woodwind rehearsal and care kit, including a large-shank trombone mouthpiece, cleaning and cork-joint maintenance supplies, plus a clip-on vibration microphone for dependable tuner pickup during ensemble playing.", "positive_items": ["B000EENLEY", "B07DJMCKNS", "B014W0L7ZU", "B076T81GFB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9adba4fb7a21f678ca68cbcd", "partition": "shared_train", "query": "I\u2019m putting together a compact, low-noise percussion practice and performance rig with a portable practice surface, electronic pads for triggering drum sounds and samples, and a secure way to mount the module to my existing drum hardware.", "positive_items": ["B071VGKBV1", "B09Q3ZMMYS", "B09HWJRQQ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9adfaf53c6d35a3955013144", "partition": "shared_train", "query": "I\u2019m refurbishing a compact PA for a small presentation space: I need to replace an 8-inch speaker driver, add an adjustable podium-style microphone, and run both through a simple powered mixer for clear announcements.", "positive_items": ["B003L25Q62", "B0BLM212RK", "B093YJBL2C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ae30a0ff6832b0635a8e794", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic/electric music setup and need to connect my guitar and microphone to audio gear, route balanced signals between equipment, and comfortably play while standing.", "positive_items": ["B09396NY1C", "B0BQ4HSKC9", "B0939BV175", "B0B8LSRYSJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ae58fd26b22471b1195335d", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal-recording station and need a stable adjustable mic setup, a cable to connect the microphone, protection from plosive bursts, and a way to eliminate ground-loop hum or noise before recording.", "positive_items": ["B016QUXTZU", "B015JTEBN8", "B00LIW74US", "B07MZVPJ4Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9af80a13af1db52cbceaff34", "partition": "shared_train", "query": "I\u2019m preparing for a small live band performance and need reliable picks plus comfortable, adjustable straps for both a heavy bass and a guitar, with one strap offering a bit of visual style.", "positive_items": ["B0B8M5FJB6", "B0BKZ3GCGR", "B0B8LZKBN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9af881575f74700849399c5e", "partition": "shared_train", "query": "I\u2019m building a high-output DJ/PA speaker system for small venues, with deep bass, clear two-way sound, multiple input options, and sturdy rear connections. I need compatible components for assembling and powering the speaker cabinet and running the complete setup.", "positive_items": ["B07Y44QN3V", "B00AF021NY", "B075R9NWX2", "B075R58Q4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9afcd7afd243044f03149cd9", "partition": "shared_train", "query": "I\u2019m putting together a small live vocal setup and need protected storage for several wired microphones, a reliable connection to my audio gear, and removable low-residue tape for securing cables safely onstage.", "positive_items": ["B07KZ9VXS2", "B07MJQJVK8", "B001QJJ4OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9afe9773ac20ac5c3891fa1f", "partition": "shared_train", "query": "I\u2019m putting together a quiet guitar pedalboard for writing and rehearsing. I need flexible overdrive tones, a long reliable connection to my amp, isolated power for multiple 9V pedals, and a way to capture and replay riffs while building songs.", "positive_items": ["B01KQ29Q4C", "B072L41LP9", "B07BVBV8TB", "B004OK1G64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b0962a090426c5b99c0a678", "partition": "shared_train", "query": "I\u2019m setting up a small live band performance and need clear vocal amplification, a microphone for instruments, and a rugged PA speaker cabinet for the venue.", "positive_items": ["B08NVVLB16", "B01822KHUU", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b163f634dbb170360780a3e", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for portable practice and small gigs: I need to clean the finish safely, handle a restring efficiently, play quietly through headphones, and use a comfortable adjustable strap.", "positive_items": ["B00CK2DM7Y", "B0BK5CXZBT", "B00HZH4D04", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b17a6157ce44ae9d2a058ce", "partition": "shared_train", "query": "I\u2019m recording guitar performances with vocals, so I need controlled mic tone, flexible source mixing, and reliable picks for comfortable, consistent playing.", "positive_items": ["B0B3VRBT68", "B0002E56IA", "B0B31RCL2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b191a8a10ea979ce9fbddbd", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a playing-ready refresh with durable medium-gauge strings, bridge pins that improve vibration transfer and tone, and secure-grip picks for precise strumming and picking.", "positive_items": ["B0731K3M6Z", "B09BF8XDF4", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b2513fb04ccc1a6d182ae25", "partition": "shared_train", "query": "I\u2019m restoring my American Series Telecaster and need the correct bridge hardware, string-through-body fittings, and heavier-gauge nickel strings to complete the rebuild and get it playing again.", "positive_items": ["B0B3VQ8DY8", "B0BSGM6CQ9", "B0BT2XTX99"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b2ca55eb2602244c86df317", "partition": "shared_train", "query": "I\u2019m preparing a compact bass rig for rehearsals and gigs and need a protective top-loading way to carry my bass, a small board for effects, and a bass-friendly wah that preserves low end.", "positive_items": ["B01BWE9BV6", "B000EELCB8", "B075TS3934"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b2fac2bd579b0aebc0877f6", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar setup for rehearsing and recording, with secure-grip picks and wide, layered, repeating tones for chords, riffs, and solos.", "positive_items": ["B00P6ZOPP0", "B00186L9X2", "B073VRV6MS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b358e8a50e2c5d9e1ce7637", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording session for an acoustic guitar and sung vocals, and need reliable instrument connection, varied picks for playing, plus microphone protection and vocal pop-noise control.", "positive_items": ["B09NWCD36N", "B015XTFNP4", "B091MZPYBQ", "B00M6SGT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b410a73e64ea16442dbcd78", "partition": "shared_train", "query": "I\u2019m refreshing and setting up my classical guitar for gentle strumming and practice, with light-tension nylon strings, a stable way to support the neck while restringing, and durable thin picks for comfortable playing.", "positive_items": ["B0BPKH4HB2", "B0C3Q29DML", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b59bdd2fcc49e3d660f31cd", "partition": "shared_train", "query": "I\u2019m setting up a small solo folk performance where I\u2019ll play guitar and a low-D harmonica, so I need reliable picks plus a microphone-stand attachment to keep my drink and small performance essentials within reach.", "positive_items": ["B09LSKPP2L", "B00YJ5C46K", "B076WZC5CN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b6ec776b04a4e4310a33177", "partition": "shared_train", "query": "I\u2019m building a compact home rehearsal setup for piano and electric guitar, with realistic weighted keys, adjustable two-tier support for my keyboard, and a small portable amp for practicing quietly or on the go.", "positive_items": ["B06XWLXCFC", "B07624MRT1", "B00MW6VMFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b779ce214974608ce929d9f", "partition": "shared_train", "query": "I\u2019m getting my 3/4\u20134/4 violin ready for regular practice and need to check intonation, improve bow grip, and make the instrument more comfortable to hold.", "positive_items": ["B00L1LL7DQ", "B005P3I112", "B0BKZ6FK4D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b79b2284b215473cf51a483", "partition": "shared_train", "query": "I\u2019m setting up my guitar for beginner practice and slide playing, with clear fretboard note guidance, a convenient way to wind tuning pegs during string changes, and a warm-toned slide for exploring blues techniques.", "positive_items": ["B01M1F77G1", "B008AU4I50", "B07X2LN3FV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b891bc05a249ebdaea0a956", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and gigs, with reliable replacement strings, quick tuning between songs, and better control over my tone in the mix.", "positive_items": ["B073VRMPDY", "B09M7P8SBH", "B006MVECVE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9b963f12c9dc3bb3e3894391", "partition": "shared_train", "query": "I\u2019m putting together a compact brass-instrument setup for maintaining mouthpieces, servicing a trombone, and practicing euphonium quietly while traveling.", "positive_items": ["B0002IHFIU", "B007ZRYOLM", "B0002F7IOO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bb3ae19708c5a59d9239356", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice corner and need a safe way to store the instrument on the wall, keep it securely supported when playing elsewhere, and tune it accurately without taking up much space.", "positive_items": ["B097FMTZCP", "B00WJ3JUFM", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bb5e2ceb56db4115815a160", "partition": "shared_train", "query": "I\u2019m preparing a solo live set and need nylon-string amplification, hands-free digital chart turning, and a portable adjustable microphone setup.", "positive_items": ["B015JTEBN8", "B06XKF7XHS", "B01C5RZWM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bb6dae4a3a2e98cf2cd34c9", "partition": "shared_train", "query": "I\u2019m setting up my concert ukulele for regular practice and small performances, with comfortable support, fresh strings, and reliable clip-on tuning.", "positive_items": ["B0B8YVGXS1", "B01KL9WLN8", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bc1ec93d7f0f40adbbdc46d", "partition": "shared_train", "query": "I\u2019m getting my electric guitar setup ready for rehearsals and need dependable amp connectivity, a replacement amplifier jack, safer strap attachment, a stand for storage, and a cable to connect my instrument.", "positive_items": ["B079TLFL33", "B0C6HYPS5F", "B088DD5M4V", "B0002E3DNK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bc8eda051981ac9fef0fb6b", "partition": "shared_train", "query": "I\u2019m putting together a reliable home electric-guitar practice setup with an amp, a long cable for comfortable playing, and spare light-gauge strings for quick changes.", "positive_items": ["B09M7P8SBH", "B00EM5UOE6", "B01448UA08"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bcc03d44ec4b13102d20027", "partition": "shared_train", "query": "I\u2019m preparing a small amplified acoustic performance and need to restring my tenor ukulele, add dependable cajon rhythm through a PA, and securely position a wireless vocal microphone for hands-free playing.", "positive_items": ["B00MXUIRB4", "B073XT6QF7", "B0BR2KJYGD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bd79c9c40463381c9637823", "partition": "shared_train", "query": "I\u2019m rebuilding my Strat-style electric guitar setup for live gigs and need more stable tuning, flexible switching for several effects and amp channels, expressive wah and EQ shaping, plus secure protection and convenient storage for the guitar between rehearsals.", "positive_items": ["B077K6FMQK", "B0743J9G5T", "B00FC4BOKE", "B00B3PB1G8", "B00B3PB12W", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bdc8f8c3badd575451e2a55", "partition": "shared_train", "query": "I\u2019m restoring an old steel-string acoustic guitar and need materials to refret the neck, replace the worn nut and saddle, and install a complete set of reliable tuning hardware so it plays and stays in tune again.", "positive_items": ["B06XSM5K34", "B01M4HO2S1", "B003AXB4Q8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9be59eef90e9a272ddcb75e9", "partition": "shared_train", "query": "I\u2019m refurbishing my compatible Strat-style guitar for live playing and home recording, with improved hardware, a dependable strap connection, a quiet vintage-style single-coil tone, and an easy vocal-and-instrument recording setup.", "positive_items": ["B005SGA8DU", "B07N1JNHWB", "B00CLFWLHC", "B00H7Y2X8O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9beb1484f6770627b0f122e8", "partition": "shared_train", "query": "I\u2019m preparing a portable drum practice setup for rehearsals and lessons, with a way to tune the drum accurately, practice quietly on different surfaces, and safely carry the drum between locations.", "positive_items": ["B0002GFLGA", "B09RBFKS1X", "B0002E366Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9bf736d6ff43bc9e44ce3e26", "partition": "shared_train", "query": "I\u2019m putting together a home songwriting and demo-recording setup where I can restring and accurately tune my acoustic guitar, sing through a dynamic vocal mic, connect it reliably, and add keyboard parts over USB.", "positive_items": ["B08NVVLB16", "B01MTNCTCT", "B0BHSG5C3G", "B09BF8XDF4", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c0253298f6946cd1bc5e7ab", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need supplies to re-radius and refret the fingerboard, bend fret wire accurately, replace its stereo output jack, and add secure strap attachment points.", "positive_items": ["B073R4GKQL", "B000PW1I3Q", "B07593G916", "B078NT83VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c098d92a0f24d95ce71e47c", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar and its tube amp, so I need fresh high-output strings, a replacement volume or tone control, smoother stable tuning hardware for a 3x3 headstock, and compatible replacement output valves for the amplifier.", "positive_items": ["B0007ORM0K", "B0002KZEAE", "B07C9YCY5J", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c10ff6025cc8ed8d2944295", "partition": "shared_train", "query": "I\u2019m preparing for a small live guitar performance and need comfortable support while playing, reliable picks for strumming, and a height-adjustable way to elevate a compatible PA speaker for the audience.", "positive_items": ["B00CGFRJ2Y", "B0B2Z13RCR", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c11f24f758ca191c90dc0f9", "partition": "shared_train", "query": "I\u2019m preparing a layered guitar recording with a 12-string acoustic foundation and a bright high-strung electric part, and I\u2019d like suitable string sets plus a compatible plain-steel replacement for future repairs.", "positive_items": ["B07CRK35NG", "B0BTC9YJ2W", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c1a6324b558d88db3519c35", "partition": "shared_train", "query": "I\u2019m building a portable saxophone setup for small gigs and rehearsals, with close instrument pickup, simple USB mixing for recording, and protected transport for my compact PA speaker.", "positive_items": ["B0170HGKPO", "B099Z7ZKM1", "B0BLM25NFX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c282ea6467dcc1239daea6e", "partition": "shared_train", "query": "I\u2019m restringing my 12-string acoustic guitar and want warm, balanced extra-light strings, a capo that can handle all 12 strings for quick key changes, and one handy tool to remove and trim the old strings.", "positive_items": ["B0BTC9YJ2W", "B071RL22PZ", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c2db83409c144244b53871a", "partition": "shared_train", "query": "I\u2019m setting up a home studio to perform and record expressive piano parts using a computer-based keyboard instrument, with realistic sustain control and a balanced connection to my audio gear.", "positive_items": ["B01DE4DEGK", "B0BT9R8MMV", "B01LX5MYBC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c430e76e2957771a21554d4", "partition": "shared_train", "query": "I\u2019m upgrading my DJ setup for a Halloween dance party and need a reliable stylus for scratching records, water-based fluid for atmospheric fog effects, and a powerful 12-inch woofer to bring back strong bass in my sound system.", "positive_items": ["B00JL5HHJC", "B07RK7Q6VM", "B08XM6PN9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c46875ec4a8e2137123546c", "partition": "shared_train", "query": "I\u2019m assembling a right-handed four-string electric bass and need a compatible bolt-on neck, reliable tuning hardware, an adjustable bridge for proper string spacing, and secure strap attachment points for a complete playable build.", "positive_items": ["B094K3162K", "B08FW8W17G", "B08HP5DKVY", "B07LBF9F4X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c479d2b14bc0e21986b44e6", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a small live performance where I\u2019ll sing and play, and need heavier-gauge replacement strings, an adjustable shoulder strap, and a portable stand for the vocal microphone.", "positive_items": ["B015JTEBN8", "B0BSGM6CQ9", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c4c01da135d1b7176fef5e8", "partition": "shared_train", "query": "I\u2019m rebuilding a compact guitar pedalboard and need a tidy way to connect closely spaced effects, power several pedals safely from isolated outputs, and raise one pedal for easier foot access.", "positive_items": ["B073XXLVWT", "B0B56Z5G3V", "B01DE4D4LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c4d2c24681674a2d56c1030", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to connect my MIDI gear and electric guitar, then monitor performances privately with reliable over-ear headphones.", "positive_items": ["B01H8E52QM", "B09B45DLQG", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9c52b4d72a70185665ee7fef", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and streaming station and need a large USB microphone setup that connects to my computer while reducing breath, wind, popping, and other distracting vocal noises.", "positive_items": ["B018WOFULE", "B015XTFNP4", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9c9f81803ff3a6b0d29e9e65", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal recording and podcast station and need a sturdy stand-mounted tray for gear or notes, a broadcast-quality dynamic microphone, and a long balanced connection to reach my audio interface.", "positive_items": ["B0B89ZSYS7", "B07BK9VCT4", "B0BM71QK8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ca3ba983451dd2743294229", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice corner with a comfortable adjustable strap, a small amp for clean and overdriven practice, and secure wall storage for several guitars.", "positive_items": ["B09V91H5XM", "B08T2N25MR", "B079HP2PFK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ca535c3523ed906b89a893e", "partition": "shared_train", "query": "I\u2019m setting up for acoustic guitar practice and need picks, an adjustable capo, and a clip-on contact microphone for accurate tuning while learning songs.", "positive_items": ["B07SRJ9ZB8", "B01MRJUB7Z", "B08BSFDY99"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9cb45134bbc58707fbf9f6d9", "partition": "shared_train", "query": "I\u2019m setting up for electric guitar practice and home recording, and need a comfortable way to play standing, explore warm slide tones, connect to my amp, and monitor quietly.", "positive_items": ["B002GHIPYI", "B01DE4DPSC", "B09V91H5XM", "B07X2LN3FV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ccb96c82a73c95a463f360b", "partition": "shared_train", "query": "I\u2019m putting together a practical acoustic guitar setup for regular playing: I want to make picks from spare plastic, keep the instrument accurately tuned, and maintain safe humidity with replacement humidifier sponges.", "positive_items": ["B078KTV8L4", "B00646MZHK", "B07D1WM2G6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9cd742b28c05ae3fa685dfa6", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and want a safe setup for maintenance, including a neck-support work surface, thorough string and hardware cleaning, secure strap attachment, durable heavy picks, and a cable for connecting its output to stereo recording equipment.", "positive_items": ["B0BK9ZT28X", "B08T2DMFKD", "B01DN7OLJC", "B0179A4ILK", "B072HH4W6C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9ce8c56cb21736856fdcda52", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and stomp setup, looking for tuners that trim and clamp strings, secure strap hardware, and a durable soft-touch momentary switch for pedal control.", "positive_items": ["B0B2M1GPR7", "B002NLSCPE", "B01EWLX4G4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9cefa45cead6d1e4f245c017", "partition": "shared_train", "query": "I\u2019m putting together a retro soul and blues dance party and need a setup for mixing music from multiple CDs, adding microphones, and performing dry vintage-style tambourine rhythms live.", "positive_items": ["B09LFX3TNY", "B0742Q89P1", "B076DGMDYV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9cf40275a1855d3b55b61a38", "partition": "shared_train", "query": "I\u2019m setting up a small guitar-and-vocal rehearsal space and need a way to keep my handheld mic clean and wind-protected, tune my instrument accurately, connect an amplifier to a passive speaker, and safely store the guitar between songs.", "positive_items": ["B01M9D2C5L", "B01AAX6KGY", "B0BPLFP5P6", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9cf41b5e87dd9acbdb5b611d", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice station at home, with an easy way to keep the instrument in tune, store it safely between sessions, and play through a portable amp with the necessary connection cables.", "positive_items": ["B07M998JCG", "B018FCZKR2", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d02f657b0d909b971b252b9", "partition": "shared_train", "query": "I\u2019m putting together a compact setup to record a live singer with a warm, clear vocal sound, route a stereo keyboard or other instrument cleanly, and connect multiple balanced channels to my recording mixer.", "positive_items": ["B000068OAT", "B000B85FV0", "B00GPL38SE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d059741ed0355128ab1ffe0", "partition": "shared_train", "query": "I\u2019m putting together a solo acoustic guitar set and need to change keys quickly, stay accurately tuned, keep a hands-free beat, and add delicate handheld percussion during quieter passages.", "positive_items": ["B0CCK4YYNM", "B00IFOTSJW", "B0002F5HE2", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d0ee4f5a41c6dddb101971b", "partition": "shared_train", "query": "I\u2019m setting up a small stage-lighting rig and need reliable DMX connections from the controller to several fixtures, including a longer run, a short interconnect, and proper end-of-chain signal termination.", "positive_items": ["B09ZSKPVVJ", "B001LXMXU0", "B09ZTJH58K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d156e29bc9b491e1b612350", "partition": "shared_train", "query": "I\u2019m restoring an older electric guitar and need replacement tuning machines, durable picks for playing, and a long instrument cable to test the instrument and dial in stable tuning.", "positive_items": ["B0C9NRQNYC", "B00HU25WSQ", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d2ee80045d6f0fccd25166c", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string Telecaster for a Nashville-style high-strung setup and need the right replacement bridge hardware, bright strings, and comfortable picks to finish and test the instrument.", "positive_items": ["B0BKZ3GCGR", "B0BPJ4Q6FJ", "B005SUTOTA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d3c78c917e93f9e99491821", "partition": "shared_train", "query": "I\u2019m preparing a small rock rehearsal setup and need reliable amplification for bass, a long instrument cable for connecting my gear, and a warm-sounding replacement string set for my electric guitar.", "positive_items": ["B0BT855NFQ", "B09G5KLKX2", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d48be9e1a4400c62002b542", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice station and need secure wall storage, an easy way to change keys while playing, and versatile modulation effects for experimenting with different tones.", "positive_items": ["B074TNDXM2", "B00WJ3JUFM", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d55b0e7228644bbcd36f355", "partition": "shared_train", "query": "I\u2019m preparing to play an acoustic slide-guitar set and need comfortable hands-free support, an easy way to attach the strap at the headstock, and a heavy slide for bright, sustained tones.", "positive_items": ["B01FG8YE7K", "B0019HYAEU", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d585a53081ba793ff558dc0", "partition": "shared_train", "query": "I\u2019m setting up a trumpet practice routine that lets me clean and maintain the mouthpiece, practice quietly with headphones and play-along audio, and shape my sound with a traditional mute.", "positive_items": ["B09TG6M7LJ", "B002Q0WU3W", "B00I13N9NI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d5ce1db318b3794835e846c", "partition": "shared_train", "query": "I\u2019m assembling a white acoustic drum setup and need a core shell configuration, extra low-end tom range, and a sturdy double-braced stand for cymbal placement.", "positive_items": ["B016CK4Q0G", "B01K5VTD5G", "B01K5VZPWG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d67daa03d76710a70b15b1b", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsal and need to stabilize the tremolo arm, make quick capo changes, connect my effects cleanly, and secure the strap reliably during playing.", "positive_items": ["B00JX5WGNC", "B0179A4ILK", "B01C6FBM8A", "B0BR2G8WYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d68ba7728516e1c0e101cc4", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar for regular strumming and varied playing, so I need rich-sounding medium-gauge strings plus a supply of both lighter flexible picks and sturdier picks for different attack levels.", "positive_items": ["B0064BCRQE", "B09RJZSQML", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d69fda2743d730c0667261b", "partition": "shared_train", "query": "I\u2019m putting together a small live music setup and need to send a clean, hum-free instrument signal to the mixer, connect an amp to its speaker over a long heavy-duty cable, and run stage lighting control across the venue.", "positive_items": ["B004VCDLE0", "B000B85FV0", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d7dc5fd7c0b7adacaf0cb8b", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record vocals and instruments, build drum and synth parts, and produce a polished songwriter demo with reliable XLR connections and enough simultaneous inputs for a small multi-source session.", "positive_items": ["B06X9KG3HW", "B09RN7GR8F", "B0BSCGXCVP", "B0C5Y549L5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d878efd739bae77637ede81", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly ukulele practice corner and need a warm-sounding instrument, assorted picks to experiment with, and a safe wall display.", "positive_items": ["B08DM9NFLH", "B08BJGBHN7", "B07DMS2QNL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d929a8b89753410d5feea60", "partition": "shared_train", "query": "I\u2019m setting up a small live music and spoken-word showcase with several vocalists, presenters, and electronic instruments, so I need flexible wireless and stage microphones, clean instrument connections to the mixer, short balanced cables, and powered low-end reinforcement.", "positive_items": ["B000T2F7X4", "B07BRG8FF2", "B07KY3477G", "B075R91PXY", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d941936a94224b9801c8465", "partition": "shared_train", "query": "I\u2019m preparing my jumbo acoustic guitar for safe storage and future performances, and need reliable protection, fresh long-lasting strings, and a way to maintain healthy humidity inside the instrument.", "positive_items": ["B01LWWYAUT", "B000AC6DVS", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d9c194cb04eca61ae3885c1", "partition": "shared_train", "query": "I\u2019m setting up a small voice recording and live interview project with clean vocal capture, flexible microphone positioning, and USB mixing for home recording.", "positive_items": ["B016QUXTZU", "B0039PPW60", "B000OE2G54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9d9e59c56f8316dcea893895", "partition": "shared_train", "query": "I\u2019m putting together a small live band setup and need reliable stage-to-mixer connections for several performers, a way to interface instruments cleanly with XLR inputs, and a portable bass amp with direct output and flexible tone shaping.", "positive_items": ["B07DXBQ8TM", "B07N5JWDGT", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dba82c4a5956a687d83ae7b", "partition": "shared_train", "query": "I\u2019m restoring my vintage 12-string acoustic and maintaining my 6-string electric for regular fingerstyle and amplified playing, so I need mellow low-tension acoustic strings, stable medium electric strings, and a complete guitar cleaning and conditioning kit.", "positive_items": ["B095XZJ99J", "B079T9KWGQ", "B07N5MJDBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dbbffdb358c2b329f1c26c8", "partition": "shared_train", "query": "I\u2019m putting together a portable blues practice and performance setup and need a harmonica, gentle instrument-care supplies, and a compact stable way to keep my guitar safely supported.", "positive_items": ["B007IE5XSK", "B005FG34F2", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dc62e94b79ed2e9b4ad6926", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session and need to clean and protect my guitar, play comfortably with a supportive strap, and connect several microphones or instruments for multichannel recording.", "positive_items": ["B06ZYZTBN6", "B0B8Z34DV5", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dc694c152847ca36d3b0dc8", "partition": "shared_train", "query": "I\u2019m preparing my six-string electric guitar for a recording session using high-strung tuning, and need reliable support for playing plus a quick, precise way to keep the instrument tuned.", "positive_items": ["B00646MZHK", "B0BPJ4Q6FJ", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dc76aa7a24342d3f5a5cf0c", "partition": "shared_train", "query": "I\u2019m restoring my Fender electric guitar and amp and need replacement connection hardware, a volume or tone control, plus an adjustable leather strap with a secure holder for my wireless transmitter.", "positive_items": ["B003MQN8LM", "B0C6HYPS5F", "B0B8Z6YPWN", "B07MG8PHF2", "B0002KZEAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dc7a4926e5917396c84c737", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with reliable locking tuners and a new neck-and-bridge humbucker setup, and I need the matching mounting hardware and assorted screws to complete the installation.", "positive_items": ["B01L8VQS2I", "B078PG7NBY", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dcd622a5b7358096e8835d9", "partition": "shared_train", "query": "I want to record a small live vocal session to my computer, with reliable phantom power for a condenser microphone, several balanced XLR connections for flexible mic placement, and simple USB mixing.", "positive_items": ["B00L9R9YVO", "B0B52FBC66", "B07GSJNMBQ", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dcd7e7a9ff7c2f09647cea3", "partition": "shared_train", "query": "I\u2019m putting together a compact home rehearsal and recording setup: I need an approachable short-scale bass, protection for my mixer from dust and spills, and a padded way to carry a small MIDI controller with its cables.", "positive_items": ["B08F9K24WG", "B01NAZMWZK", "B07D4SR8GZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ddb3dfbe2828b2b7d74746a", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic for regular practice and small gigs, with bright, balanced tone, a way to experiment with different pick feels, and convenient access to picks while I play.", "positive_items": ["B0BXT384GR", "B0BTC9YJ2W", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ddde107b425241b8dc80dc8", "partition": "shared_train", "query": "I\u2019m recording a classical guitar performance at home and need fresh light-tension strings, stable adjustable microphone placement, and closed-back monitoring so both the player and engineer can hear the take accurately without room bleed.", "positive_items": ["B07YM5ZHS9", "B0BPKH4HB2", "B017NT392Q", "B07H5HM6F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9de1e847ca141e3b51c8f298", "partition": "shared_train", "query": "I\u2019m restoring a vintage electric-guitar setup and need to rewire several effects for true bypass with status LEDs, power a pedalboard safely, and upgrade the combo amp with a suitable 10-inch speaker.", "positive_items": ["B0B5GSKN2C", "B000PVV8RI", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dfc2a4628681fdc1410657e", "partition": "shared_train", "query": "I\u2019m preparing for a recording session using electric and classical guitars: I need bright high-strung strings for a six-string Nashville-tuned part, normal-tension nylon strings, and a secure strap that works across my guitars.", "positive_items": ["B07BLBQFQ6", "B0B8M5FJ9W", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dfc9bc415aeefacc894c9c6", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar for reliable gigging and brighter Nashville-style parts, so I need a complete setup that improves tuning stability, secures the strap, and includes suitable replacement strings.", "positive_items": ["B07LDZYFFS", "B0BPJ4Q6FJ", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dfd9257710aa2b9dba669ec", "partition": "shared_train", "query": "I\u2019m recording a clean electric-guitar demo at home and need reliable picks, a compact pedalboard connection, and a quiet balanced cable to mic the amp into my interface.", "positive_items": ["B09R6KV6QX", "B07635X9VJ", "B072PQT2DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9dfedd512560e3e7ef89100d", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard practice station and need an adjustable stand, a foot controller for sustain, and a protective way to carry my studio headphones between home and rehearsals.", "positive_items": ["B01M7RFRIR", "B01DLNIJX2", "B00005ML71"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e07057720745578e611c825", "partition": "shared_train", "query": "I\u2019m refreshing my short-scale bass for mellow jazz and classic pop practice, so I need suitable flatwound strings, supplies to clean and condition the instrument during the restring, and durable non-slip picks for playing.", "positive_items": ["B0BMZ389RF", "B09S2VB3KW", "B00INCGKSI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e1a001c0ca30065beb6b6a6", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar-and-vocal performance and need a dependable setup for holding the microphone, keeping my instrument in tune, playing with precise picks, and connecting the amplifier to PA speakers.", "positive_items": ["B0BGF7QBQ2", "B0179C3V7K", "B0BPLFP5P6", "B09V915Q6P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e24799d36aa6ff9fadc5d61", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance with guitar and cello, needing safe places to park both instruments, an endpin stop for stable cello playing, and flexible shielded and speaker-cable runs between the instruments, mixer, powered speakers, and stage monitors.", "positive_items": ["B00IY0BLB0", "B094DT5HKF", "B01AIF4CL4", "B07NTHVQ9Q", "B0C3PRL3D4", "B001DXESSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e2a0f4c4eb06a21ad7574ea", "partition": "shared_train", "query": "I\u2019m preparing my bass, 12-string acoustic, and electric guitar for a recording session and need suitable replacement strings, a reliable clip-on tuner, and one tool for quick restringing and trimming.", "positive_items": ["B0BHG58G2F", "B0BTC9YJ2W", "B00646MZHK", "B08R5GM6YB", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e42b3e163803d8c61496314", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar rig with a 20-watt hybrid amplifier head and my existing non-powered speaker cabinet, and need a 1/4-inch speaker cable plus matching jack plates for the cabinet connections.", "positive_items": ["B01M9D2C5L", "B07141VVF1", "B08BRB9M2Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e451545f454eccad230a8bd", "partition": "shared_train", "query": "I\u2019m preparing for a portable acoustic jam and need reliable rhythm support, guitar playing essentials, quick clip-on tuning with metronome and pitch adjustment, plus protective padded carrying gear for transporting the larger percussion instrument between rehearsals and gigs.", "positive_items": ["B00IFOTSJW", "B00CGFRJ2Y", "B0C1F9C4JT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e54dbc87e0ae1d1858870ca", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic performance and need a vocal setup that connects reliably to the PA, plus an easy way to keep the accompanying guitar in tune.", "positive_items": ["B00O5EKZ9I", "B07N5J3GTB", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e5ebdf71f940d9c28dc93f9", "partition": "shared_train", "query": "I\u2019m preparing a Bb German clarinet performance and need to keep the instrument clean, secure its mouthpiece setup, position a microphone, and use the appropriate adapter between a compatible bodypack transmitter and XLR microphone equipment.", "positive_items": ["B0002GFQUQ", "B00TH4CNDC", "B0BLLXXT6F", "B0179C3V7K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e6cb31c10cbd720454451a1", "partition": "shared_train", "query": "I\u2019m upgrading my Stratocaster for brighter, higher-output tones and want a compatible electronics refresh with versatile five-way pickup selection, new controls, and wiring for a .022 capacitor.", "positive_items": ["B00COOFHA8", "B0B81FBRNV", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9e7a81461632565a1dd12a12", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal rig and need polished pitch-corrected vocals, reliable microphone connectivity, and a long balanced connection into the venue\u2019s XLR system.", "positive_items": ["B0BQ4HSKC9", "B01HCGWS2W", "B004OA6JU2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9e803e839eea489f020e59ae", "partition": "shared_train", "query": "I\u2019m preparing my alto saxophone for regular rehearsals and small performances, and need responsive playing equipment plus basic cork and pad maintenance supplies and a comfortable way to support the instrument while I play.", "positive_items": ["B0B4SGJRHR", "B00FQ10MWY", "B01E0TCCIO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9ec581d353e626848409a8df", "partition": "shared_train", "query": "I\u2019m setting up a compact turntable-based DJ station for practicing scratching and beat juggling, with wireless needle-free software control, a two-channel performance mixer, and accurate powered monitors for hearing detailed mixes.", "positive_items": ["B0BMPZT4G6", "B09SBFH46Y", "B0BLM2WS66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ece7b9eac491e2a36768ada", "partition": "shared_train", "query": "I\u2019m preparing a small blues open-mic performance and need supplies to restring my acoustic guitar, amplify my playing, support a vocal microphone, and add several harmonica keys for different songs.", "positive_items": ["B01AH3RSAO", "B000A2HDXA", "B09V1TW1PN", "B07BZWB2Q6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9eebb433f9ec64f35ea0006d", "partition": "shared_train", "query": "I\u2019m putting together a small electric guitar pedalboard and practice rig, so I need durable playing picks, a longer cable to connect my guitar to the setup, and short leads between pedals.", "positive_items": ["B09JJ586GD", "B01DE4DPSC", "B09R2XFGH4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ef07bf968f983fd8836d2b4", "partition": "shared_train", "query": "I\u2019m putting together a home guitar-and-vocal livestream and need clear USB vocals, protection from breath and wind noise, plus a dependable 15-foot connection for my instrument.", "positive_items": ["B0C6H9T5T6", "B018WOFULE", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9ef869f8671ab369078985fe", "partition": "shared_train", "query": "I\u2019m putting together a simple vocal performance setup for rehearsals and small gigs, and I need a dynamic vocal mic with a stable adjustable stand and a long XLR cable to connect it to my audio equipment.", "positive_items": ["B08DBDD6CM", "B015JTEBN8", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9f1bbddc8c02ea7875ca4b4d", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a clear studio microphone, an adjustable desk-mounted arm, and comfortable headphones for monitoring while I record.", "positive_items": ["B0BYXQHW7Y", "B0C3BSXX6N", "B09B45DLQG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9f23e1a0d393a9db0c06f389", "partition": "shared_train", "query": "I\u2019m building a compact home music practice setup and need to power several effects pedals, split one power source among them, and combine my synthesizer, bass amp output, and playback source into a stereo mix with convenient headphone monitoring.", "positive_items": ["B08Y57NJLC", "B01GQV8W0G", "B0002E583S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f328a382ee72a55d7a29457", "partition": "shared_train", "query": "I\u2019m preparing my acoustic and Telecaster-style electric guitars for a small performance: I need to refresh the acoustic\u2019s strings and bridge hardware, put heavier-gauge strings on the electric, and safely carry the electric to the venue.", "positive_items": ["B08XZH8DTM", "B09PJ3N73Y", "B01K7J1H8M", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f3dae9eb91c960458e54b7f", "partition": "shared_train", "query": "I\u2019m organizing a small Beatles-themed acoustic singalong and need durable guitar picks, a vocal microphone for singing, and a way to connect my phone\u2019s stereo output to a mono guitar amp or PA.", "positive_items": ["B01DK1RHK6", "B09MJWYTQW", "B0002O7L2O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f3f4f6da6fdc74a63298f49", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home keyboard practice station and need adjustable support, a proper piano-style sustain control, and a padded seat that folds away for storage.", "positive_items": ["B0BK6SKPRP", "B093YLCJVH", "B01M7RFRIR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f433489f48ceb9af827c9c7", "partition": "shared_train", "query": "I'm preparing my guitar for recording and want a compact setup that lets me accurately tune it, clean and condition the fretboard safely, and add flexible compression for polished, controlled tones.", "positive_items": ["B00AHEWBM4", "B0BPLFP5P6", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f449f32f6d111cac95f2986", "partition": "shared_train", "query": "I\u2019m setting up a simple acoustic guitar-and-vocal recording session and need fresh strings, a dynamic vocal microphone with cable, and a clip to position it securely.", "positive_items": ["B07GFH8NTB", "B002FWET44", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f4b267c7e198418d9932416", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need a practical way to secure handheld vocal mics, connect balanced audio, route guitar or keyboard signals, and monitor the sound privately during setup.", "positive_items": ["B07K2J841D", "B009AARY2I", "B01GGUTOFE", "B096FZ5TKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f508e9fafefe324cd1658e8", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly rhythm workshop and need handheld percussion that offers bright jingles, smooth quiet shaker textures for softer passages, and easy-to-hold maraca sounds for group practice.", "positive_items": ["B0007Y8GSM", "B0B58LVCTX", "B0002F5C7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f56a564bd20535f4ca88694", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for recording and live playing, with warm resonant heads for the toms and bass drum plus a versatile small splash cymbal for quick accents.", "positive_items": ["B0753PSL2D", "B0722V7554", "B01CFGB8KM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9f67c7e9b5ce1e290084edf1", "partition": "shared_train", "query": "I\u2019m refreshing an aged-white Jazzmaster and preparing for sweaty, aggressive playing through a tube amplifier, so I need replacement pickup covers, secure-grip picks, a pick-grip aid, and a suitable power tube.", "positive_items": ["B016P20UC4", "B01DZ6FBBI", "B003AYK7JM", "B07CS6HWXL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f68f3561b1bcdb4500f166b", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a live show and need a complete refresh: replace the strings, tune accurately, connect a compact pedalboard, and protect the guitar during transport.", "positive_items": ["B01DK40R3M", "B000P5PKT6", "B015HG82EW", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f6f924ab3680c5332741675", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for rock rehearsals and need durable replacement heads for the bass drum and snare, plus protection to handle a double-pedal setup without changing the kit\u2019s natural low-end response.", "positive_items": ["B0BCXD2QDB", "B09HCVLXCQ", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9f7f8dd47784fb06ad38ae3c", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for live and studio use and need a coated resonant bass head with controlled decay, a 13-inch tom resonant head, and protection for double-pedal playing.", "positive_items": ["B0BKZ2BPH4", "B00TQ9MG9Y", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9f9b0ed77315280bcedef3f2", "partition": "shared_train", "query": "I\u2019m putting together a small home vocal rehearsal setup and need an adjustable microphone stand, a reliable handheld cardioid mic, foam protection from breath and wind noise, plus a clip-on light for reading lyrics or music.", "positive_items": ["B0846J7THY", "B08NVVLB16", "B091MZPYBQ", "B08VHZ4FFW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9fa3ac71e0c98c7ee1810f16", "partition": "shared_train", "query": "I\u2019m starting ukulele lessons and need a colorful beginner instrument with easy transport, a safe place to set it down, and comfortable picks for practicing strumming at home or on the go.", "positive_items": ["B07D9LVCNG", "B0BKZ3GCGR", "B007EV6RFK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9fa66eb366bbcce18a2294df", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice and rehearsal station where I can play seated, change keys quickly, keep my guitar safely beside me, and handle restringing and bridge-pin removal without extra tools.", "positive_items": ["B09N3X86XW", "B08R5GM6YB", "B08LRLRRKM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9fac06e701513dff316c1bf4", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal recording station and need clean microphone input, protection from plosives, and accurate near-field monitoring for mixing.", "positive_items": ["B08Q75CYHV", "B00WRHTSK2", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9fb508aafac85f18af46c9ab", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic-and-bass show and need to refresh both instruments for reliable tone, have comfortable picks for guitar playing, and connect a subwoofer to my PA setup.", "positive_items": ["B0BHG58G2F", "B07C995MC2", "B0010CTD5U", "B000EEJFN0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9fb7c76e6824bae82147b42e", "partition": "shared_train", "query": "I\u2019m preparing my 6-string acoustic guitar for a casual performance and need comfortable support while playing, quick one-handed key changes, and a compact tool for restringing and routine maintenance.", "positive_items": ["B00CPLODUU", "B08R5GM6YB", "B001NPDRV0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9fbf852eb6caba979d56173d", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar practice setup and need fresh strings, a short cable for connecting pedal effects, and a secure stand to keep my instruments safely off the floor.", "positive_items": ["B0064RTS0G", "B01AAX6KGY", "B01DE4D4LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9fc3d1356df0b1863b83b691", "partition": "shared_train", "query": "I\u2019m setting up a heavy metal guitar rehearsal rig and need versatile high-gain and overdrive tones, reliable isolated power for several effects, and enough balanced microphone connections to run vocals and instruments into my mixer.", "positive_items": ["B08PBNXZYP", "B07L5WPJYG", "B07L5W74YP", "B0B52FBC66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9fc75f8f491e68fea490591d", "partition": "shared_train", "query": "I\u2019m putting on a small live music showcase and need a compact stand for overhead lighting, reliable DMX connections and a controller for coordinated effects, plus an adjustable low-position microphone setup for recording the performers.", "positive_items": ["B06Y19G8WD", "B06Y17CPDF", "B071CSRJ1S", "B09ZTHDXTD", "B0B44VTPS1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-9fcae9a1999e6d90185226d5", "partition": "shared_train", "query": "I\u2019m setting up my classical acoustic guitar for slide playing and safe transport, with a comfortable adjustable strap, secure attachment hardware that protects the finish, and a lightly padded gig bag.", "positive_items": ["B000LPWHSM", "B0C3H7SNPQ", "B000UJHHLQ", "B0BLLKKFR8", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-9fde88aed5d016dd3942aaf8", "partition": "shared_train", "query": "I\u2019m setting up a flexible electric-guitar rig for rehearsals and small gigs: I need to protect my combo amp during transport, route one guitar signal between several outputs, and even out my playing dynamics before the amp.", "positive_items": ["B074JHD9WY", "B007T8CUNG", "B06XJ9CLN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-a07b51505afaeee00fe45cf7", "partition": "shared_train", "query": "I\u2019m setting up a small two-singer rehearsal and need handheld vocal microphones plus enough XLR cabling to connect both performers to my audio setup with flexible stage placement.", "positive_items": ["B092LF6RLS", "B003GEKXZY", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-a07e42f121356ca7a84b7255", "partition": "shared_train", "query": "I\u2019m preparing for a small guitar performance and need a setup to safely hold several guitars, provide hands-free amplifier control, and keep one instrument comfortably supported while I play.", "positive_items": ["B07FYJ7ZLJ", "B001L8NGJ2", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a08b5e1ffbea88340c5d4f52", "partition": "shared_train", "query": "I\u2019m getting my electric and acoustic guitars ready for regular practice and small gigs: I need a Stratocaster mid-boost upgrade, long-lasting custom-light acoustic strings, and versatile accessories for tuning, changing keys, playing, and storing my instruments.", "positive_items": ["B09ZT3NFLW", "B07DWM7Y6N", "B0BZJNPDJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a08f69960ca4e5779e42a96a", "partition": "shared_train", "query": "I\u2019m putting together an acoustic guitar setup for amplified live playing and want quick key changes, contrasting slide tones, reliable picking supplies kept within reach, and a soundhole solution that helps control feedback without interfering with my pickup.", "positive_items": ["B005TGZDXO", "B0BR2Q367S", "B07X2LN3FV", "B0010SHU18", "B01K1EJQ9U", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a09b2e74b3b3820c885b290c", "partition": "shared_train", "query": "I\u2019m restringing and refreshing my acoustic guitar for regular playing, and need supplies to clean grime from the fretboard, maintain the body and hardware, and install durable medium-gauge bronze strings with a protective coating.", "positive_items": ["B09BF8XDF4", "B093YKLWVN", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a09e4089c341b318f5d9d26f", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar rig and need a modulation effect for shaping my tone, durable picks for articulate playing, and secure stands to keep several guitars safely within reach during the set.", "positive_items": ["B00TVFYMU4", "B08JMQR2JK", "B0928FMP3T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0aad149887427f2df8df864", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for live gigs and need durable, responsive coated heads for snare and toms, a punchy dark low-end sound, distinctive trashy ride and defined hi-hat textures, plus a pedal return upgrade for faster, smoother playing.", "positive_items": ["B0BKZ1G3P3", "B09HCWTB11", "B00K7VDMJS", "B06XQRT889", "B06XR7KCX1", "B003USERJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0b338e91ed81835e0a6864d", "partition": "shared_train", "query": "I\u2019m restoring a 1/2-size classical guitar for a beginner and need to replace its tuning hardware, restring it with normal-tension nylon strings, and carefully adjust the nut and saddle for clean playability.", "positive_items": ["B079NS31NK", "B09TBKBL21", "B08X24JVJ7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0b57aed32e6da48638f4544", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to improve its sound, add more secure strap attachment points, and cover a few small scratches with a removable decorative inlay.", "positive_items": ["B015GOFD1U", "B009A5M518", "B07NBDVT62"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0bcced92991c6841aeba00a", "partition": "shared_train", "query": "I\u2019m preparing a small ukulele cover set and need an easy way to tune between songs, change keys cleanly, and experiment with different picking feels during practice and recording.", "positive_items": ["B00WJ3GS16", "B06XT71KDY", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0bdbe64034ba7e4d3549f61", "partition": "shared_train", "query": "I\u2019m setting up a compact home DJ and recording workstation with a professional truss-style table, space for mounted studio gear, and a lockable rack drawer for organizing accessories.", "positive_items": ["B07FNDF6L6", "B0002JL2BU", "B0002DV0DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0c15c0757b354adc09f2bf5", "partition": "shared_train", "query": "I\u2019m putting together a hands-on rainforest-themed music activity for children and need a small plucked melody instrument, a frog-like scraping sound, and a gentle rain effect that little hands can play.", "positive_items": ["B01MEEY70L", "B0042SR4IW", "B00NP8GYVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0cda44703dc80cc5736cee9", "partition": "shared_train", "query": "I\u2019m setting up a small studio session to record clarinet and guitar parts, with dependable reeds, a compact stand for charts, and a way to route stompbox effects cleanly into my line-level studio gear.", "positive_items": ["B000NUYBV6", "B004PU71CG", "B0793MWRZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0cf4979203cd9a81f10b734", "partition": "shared_train", "query": "I\u2019m preparing a compact guitar practice and maintenance station and need to keep picks handy, tune accurately at the headstock, and restring the instrument with one tool for winding, cutting, and bridge pins.", "positive_items": ["B01K1EJQ9U", "B0BPLFP5P6", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0cfa06b1bc4455b934c42fa", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record bass-and-vocal demos, with fresh bright bass strings, a reliable handheld vocal microphone setup, and a compact USB interface that can capture both sources with low latency.", "positive_items": ["B01E6T56EA", "B00A9I706U", "B0C3LK9886"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0d75a2a12e45922d1054779", "partition": "shared_train", "query": "I\u2019m setting up a home guitar rehearsal corner and need supplies to restring both my 12-string acoustic and electric guitar, safely clean and condition their fretboards, keep a guitar upright between sessions, and hold sheet music at a comfortable reading height.", "positive_items": ["B0928HW2P4", "B08T2N1WZR", "B0BTC9YJ2W", "B018FCZKR2", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0de40d14f1f83226eb3dc68", "partition": "shared_train", "query": "I\u2019m setting up a flexible guitar practice and performance station with secure vertical storage, comfortable support while playing, and an adjustable stand for reading sheet music whether I\u2019m sitting or standing, ideally with gear that\u2019s easy to pack away and transport.", "positive_items": ["B002NPCISC", "B0B6P55RBN", "B074JNWHZ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0ef7d027249f70c80468d3f", "partition": "shared_train", "query": "I\u2019m restoring my electric guitars for a vintage-style rehearsal setup and need supplies to replace a worn nut, restring them with warm classic tone, connect pedals, keep both instruments safely displayed, and play comfortably while standing.", "positive_items": ["B0B8M2Q1DS", "B07K1S8NGH", "B07B4WXVTZ", "B09JJ586GD", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0f0c110a0eb52b34e284ce4", "partition": "shared_train", "query": "I\u2019m refreshing my concert ukulele for regular practice and small performances, with reliable replacement strings, accurate clip-on tuning, and picks that support both precise picking and softer strumming.", "positive_items": ["B0B58M32GZ", "B0951C4RGR", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0f3c70d8527b7c051fab1b4", "partition": "shared_train", "query": "I\u2019m setting up a practical home electric-guitar station where I can restring my guitar for a heavier feel, play through an amp, practice comfortably standing, and store the instrument safely on the wall.", "positive_items": ["B08DM9NFLH", "B01DE4DPSC", "B001KIXPPI", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a0fbc0e9cc0748c58957d2bc", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic guitar-and-vocal performance setup and need reliable mic support and connections, quick guitar key changes, easy access to picks, hands-free rhythm accompaniment, and a secure way to keep song charts open while performing.", "positive_items": ["B08DBDD6CM", "B06XFB61DX", "B000M74WXM", "B0CCK4YYNM", "B0C4XQ496G", "B01MRJUB7Z", "B0002GWRQM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1034f18e73b3fb82bb7f801", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic-and-bass performance and need a way to power several guitar effects quietly, change guitar keys quickly, amplify bass with optional overdrive, and sing through a reliable handheld mic.", "positive_items": ["B0BYXVCSGG", "B0158GWWJ2", "B0BPNMSDGB", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a104519fa4b5dc80bb81be04", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for a dynamic studio setup, looking for a warm vintage-style 16-inch tom voice plus two contrasting compact effects\u2014one trashy, cutting texture and one filtered China accent\u2014for expressive fills and transitions.", "positive_items": ["B07HBG8JGT", "B01J4B9CVI", "B01JGQGE1M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a10775e4249d123ab856beed", "partition": "shared_train", "query": "I\u2019m putting on a small live vocal performance and need a reliable handheld vocal mic, long balanced audio connection, adjustable performer support, elevated stage lighting, and padded gear transport for setup and breakdown.", "positive_items": ["B0C4XQ496G", "B09ZTH7BCS", "B06Y17CPDF", "B092LF6RLS", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a11a6e7fb6742ad49ea35342", "partition": "shared_train", "query": "I\u2019m setting up a versatile electric guitar rig for practicing and performing slide parts, with hands-free volume control, reliable strap and cable security, and plenty of picks for different playing styles.", "positive_items": ["B07KTN4Z4B", "B076ZSHQ47", "B00INNJZPC", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a126b199c22365a8a431f05d", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with heavier-gauge strings, and I need a compact tool for winding, cutting, and removing hardware, plus an accurate way to check string height and plenty of picks for testing the setup.", "positive_items": ["B0BG95DG2H", "B00NARHNCS", "B0BSGM6CQ9", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a12794926dc80518c86caeb4", "partition": "shared_train", "query": "I\u2019m setting up a small live singing event for two performers and need rugged handheld vocal microphones, plus cabling for both direct 1/4-inch connections and a longer XLR run to the sound system.", "positive_items": ["B003GEBGA0", "B003GEKXZY", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a12bc0c7f3136a649a48f523", "partition": "shared_train", "query": "I\u2019m refurbishing my Epiphone Les Paul for blues-rock, and want a warmer, more expressive humbucker sound plus coordinated abalone-and-gold cosmetic upgrades for the control area and truss rod access.", "positive_items": ["B078XCD8XY", "B07STQTMY2", "B071KZ892W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a134b79c7e69b4b7cc039bd2", "partition": "shared_train", "query": "I\u2019m restoring and setting up a Les Paul-style electric guitar, so I need to level and shape the fingerboard, fit a replacement nut, and test the electronics through an amp.", "positive_items": ["B08CSX9LZL", "B088QVSHW6", "B07NZ62WP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a145e28a7b72945cc2e95799", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar with a black 11-hole pickguard, vintage-voiced passive single-coil pickups, and compatible string-guiding hardware for a clean, functional rebuild.", "positive_items": ["B0CBJYS2PC", "B07XT9Z9G1", "B0B29LK8QD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a14a9810406292822f2d2564", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string electric guitar for quiet studio recording and a warmer vintage tone, and need replacement hardware for the tremolo, a suitable string set, and a new nut to complete the setup.", "positive_items": ["B004HR1MV8", "B07B4WXVTZ", "B07N5G6Y5G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a154c5751721e8f7afba822d", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record a guitar-and-vocal demo with keyboard accompaniment, so I need fresh guitar strings, reliable playing and instrument connections, MIDI connectivity, accurate monitoring, and cleaner vocal takes.", "positive_items": ["B00CGFRJ2Y", "B07DWM2XSS", "B07MJJ281Z", "B07635X9VJ", "B09B45DLQG", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a15d9107e24e0825010635d3", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small live music and DJ event, with reliable wireless vocals for singers and a hands-free performer, plus a wheeled padded way to transport several lighting fixtures and accessories.", "positive_items": ["B0BLLZYYPK", "B0BSB847BR", "B06XDDXZQ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a15f5aea1eb038a70967ac22", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need reliable long connections for microphones, a way to adapt an XLR output to a balanced 1/4-inch input, and a cable to run my guitar to the sound system.", "positive_items": ["B00NPAMDQ6", "B00RVE9X06", "B01DK1ZGSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1650081061188e4fa26fe59", "partition": "shared_train", "query": "I\u2019m setting up a portable, computer-controlled DMX lighting rig for a small event, with reliable short and long 3-pin connections to fixtures, an organized rack enclosure, ventilation for the equipment, and a panel to cover any unused rack space.", "positive_items": ["B001Q3KTH4", "B0002DV0CW", "B0002DV0CC", "B007X7DN5M", "B09ZSKK72G", "B09ZSKPVVJ", "B001LXMXU0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a16f99e69de728a8eedd593a", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic-electric guitar for regular gigs and rehearsals, and need reliable replacement strings plus an easy-to-see pedal tuner and a short cable for quick, accurate setup onstage.", "positive_items": ["B0B95V41NR", "B07GFH8NTB", "B015XDJB9E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1719f11df4ecc4a637ed84e", "partition": "shared_train", "query": "I\u2019m tuning my drum kit for a close-miked recording and need a responsive snare-side head, protection for the bass head under double-pedal playing, adjustable bass-drum sustain control, and a way to tame overtones on my 14-inch tom.", "positive_items": ["B0BK6S8QDW", "B09HL6MZ45", "B0BKZ6M28F", "B0BKZ2S4PC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a17466c168d102d32fcb2cda", "partition": "shared_train", "query": "I\u2019m setting up my concert ukulele for regular playing and small performances. I need a comfortable adjustable shoulder strap, secure attachment hardware, a low-G string setup, and an easy clip-on tuner for accurate tuning.", "positive_items": ["B093LTCPM1", "B0BR2ND5SV", "B08ZXYZBYT", "B08BFJRX8L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1753e95bab3a0367607291d", "partition": "shared_train", "query": "I\u2019m preparing for intermediate school band and marching percussion and need a compact setup to practice tenor technique quietly, while also covering drum, keyboard, and timpani parts with suitable tools for advancing musicians.", "positive_items": ["B07NCN4WTB", "B0BBPQCW8L", "B0002F51BG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a17746e40fc3872ffd754104", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice station with comfortable shoulder support, easy access to picks, and a stable padded stand for safely resting my acoustic or electric guitar.", "positive_items": ["B0B7JSF8R2", "B018FCZKR2", "B09HC4FKJG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a195f1bd44e559a2a98f5225", "partition": "shared_train", "query": "I\u2019m setting up a small live music event and need several vocal mics for performers, reliable long XLR runs to the mixer, an RCA audio connection, and adjustable stands to elevate the PA speakers.", "positive_items": ["B08DBDD6CM", "B015M92GZ0", "B095QDDCKN", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a19713356fbea620e684c2a1", "partition": "shared_train", "query": "I\u2019m setting up a portable banjo practice and performance kit and need reliable tuning, a secure place to rest the instrument, and adjustable hands-free sheet-music support.", "positive_items": ["B0047VIXBG", "B00C5GZU2K", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1a7e010b232b868b5c62c95", "partition": "shared_train", "query": "I\u2019m recording a live drum-and-vocal demo in my home studio and need close, overhead, and kick coverage plus a quality vocal mic and one multichannel connection to my mixer.", "positive_items": ["B09VT45772", "B003FW0IHA", "B098PJDQTG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1ad8ce7a17b0af101721c00", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording station for capturing clear vocals and acoustic demos, with a studio condenser microphone, reliable XLR connection, and an interface that leaves room for adding more channels later.", "positive_items": ["B09P3ZVLV8", "B016YKWKL6", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1aeea3ac8320f264af709fc", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar collection, including both six- and twelve-string instruments, and want extra-light strings with different tonal options plus a drill-compatible tool to make changing all the strings faster and easier.", "positive_items": ["B007MY5BDI", "B07GBPF914", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1af6fc6d6270707a90caa46", "partition": "shared_train", "query": "I\u2019m setting up a small live band sound system and need to run several microphones to the mixer, split one mic signal across channels, and connect the mixer to available speakers with different cable connectors.", "positive_items": ["B09BCVF2MW", "B07DX95KP2", "B01DN7OI40"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1b22ac5b59eb124a774af42", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar pedalboard for recording and rehearsal, with crushing metal distortion, Plexi-style drive, Vox-like amp simulation, and vintage swirling phase modulation.", "positive_items": ["B00HQCXBO2", "B006QUGBVK", "B001383XT8", "B000KIPTE4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1c60b5e1d705fba3c7421cb", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and four-string bass for a recording project and need durable strings for both, a replacement bass control plate and nut, plus firm picks for precise playing.", "positive_items": ["B09SHKD2XC", "B00127K42Y", "B0009FC928", "B095XZJ99J", "B07VHP57NY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1c740053a39989921d0bf90", "partition": "shared_train", "query": "I\u2019m preparing for a small world-music performance and need reliable Bb clarinet reeds, a hand drum for rhythmic accompaniment, and a portable way to carry the microphone or speaker stands to rehearsals and gigs.", "positive_items": ["B0035FZMYG", "B0C4QD3CX3", "B08DLK3GC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1cdd1b238a0f5032f90cf3e", "partition": "shared_train", "query": "I\u2019m refreshing and setting up my acoustic guitar for regular playing, including fresh strings, reliable tuning changes, and protection from dry air.", "positive_items": ["B000BYPJ1U", "B0B571K5HL", "B0BSCFTV2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1d0093a05aa680d900aac4a", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsal and want a reliable way to keep the strap secure, a comfortable adjustable playing strap, durable medium picks, and a pedal for classic swirling phase tones.", "positive_items": ["B09V91H5XM", "B079TLFL33", "B004FEBS8K", "B0064BCRQE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1d146ec6c71c31868cb846d", "partition": "shared_train", "query": "I\u2019m refurbishing a Gibson-style electric guitar and want a coordinated nickel upgrade with locking tuners, a vintage-voiced bridge humbucker, and a balanced neck humbucker for classic rock and blues.", "positive_items": ["B005I5AKGQ", "B0741CK4HB", "B0002PZFSA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1dfae4c1fa6da74c47e9105", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small acoustic gigs and lessons, with protective carrying solutions for my keyboard and 3/4-size guitar, plus a wired vocal microphone I can connect to basic stage or studio equipment.", "positive_items": ["B00WB244XY", "B07VWSB34H", "B003GEKXZY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1e1e293ae854efde88a4ec0", "partition": "shared_train", "query": "I\u2019m setting up sound for a small outdoor live performance and need a powerful mixer for several microphones and instruments, clear amplified coverage from an elevated speaker, reliable long speaker connections, and adjustable stands for stable placement.", "positive_items": ["B093T1ZNSY", "B00Y3NG5HM", "B003GV3GQ0", "B0023C6H64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1e885921af856d8447418e8", "partition": "shared_train", "query": "I\u2019m organizing an outdoor community performance and need a complete sound setup that can fill the space, mix several microphones and music sources, stream audio wirelessly, and connect speakers over long distances.", "positive_items": ["B0847D6Y5T", "B08P1M86LJ", "B07NTHVQ9Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1ebe2bc9d1d2f57071f5206", "partition": "shared_train", "query": "I\u2019m setting up a small home livestream where I can speak and record clear audio, blend sources through a USB mixer, and trigger drum patterns and samples from a compact pad controller while performing.", "positive_items": ["B0BP3MNJKN", "B09G9DVTD3", "B008O516JW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a1f2d8ff4bae0ea20eeaaf39", "partition": "shared_train", "query": "I\u2019m preparing a jazz recording with both my 3/4 upright bass and electric bass guitar, so I need suitable replacement strings for each instrument plus an accurate tuner to get them ready.", "positive_items": ["B07M596J5W", "B015HG7HMA", "B0B7C6VWMZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a206b0c19e90fbb00b544528", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster and want to refresh its appearance, install dependable new volume and tone controls, and have a reliable cable for testing the finished guitar through an amp.", "positive_items": ["B00GK73HI4", "B09BLBVDQG", "B07MVZQXS1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a2083d23dac257cc5f6b84dc", "partition": "shared_train", "query": "I\u2019m putting together a home guitar-and-vocal practice setup with protected instrument storage, hands-free playing, desk-mounted vocal capture, and headphone monitoring, without needing guitar audio routing.", "positive_items": ["B0C5BMZ1K9", "B097Q9W8MW", "B099Z5G1D2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a216f224f4c923857e4dda60", "partition": "shared_train", "query": "I\u2019m restringing my acoustic and electric guitars and need compatible replacement strings for both, plus one handy tool to wind, cut, stretch, and remove bridge pins during the changeover.", "positive_items": ["B08R5GM6YB", "B01AH3RSAO", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a22b93378a99e132620a928c", "partition": "shared_train", "query": "I\u2019m preparing my tube guitar rig for rehearsal and need a suitable E34L power tube, a long heavy-duty amp-to-speaker connection, and durable, precise picks for both lead playing and strumming.", "positive_items": ["B0C5PRQ9K6", "B0C2YZK17X", "B07CS6HWXL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a22d42c09553dd1239ff0958", "partition": "shared_train", "query": "I\u2019m refurbishing my Latin Percussion bongo setup and need an upper-body replacement for an LP330 cam-lock stand, a compact rack for mounting accessories, and one bongo cowbell for added percussion.", "positive_items": ["B0002F5198", "B0C3H3W5YC", "B004WKVXAU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a22f7494e0bb7a2dbb5ad273", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small jams: I need durable jazz-style picks, a compact kit for tuning, restringing, adjusting, and cleaning it, plus a long cable to connect it to an amp.", "positive_items": ["B09R3KNKKG", "B0BNQPX2LZ", "B07BSJV5DY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a236a0661a3007a42ade4b8a", "partition": "shared_train", "query": "I\u2019m putting together a high-energy indoor pep rally and need a portable setup to amplify announcements and music, add timed stage fog, and provide loud handheld bells for crowd participation.", "positive_items": ["B074116NT8", "B09497V7XK", "B0B83H6GZM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a23c87a76a09264db5ea40d5", "partition": "shared_train", "query": "I\u2019m getting set up for bass clarinet rehearsals and performances and need a protective case that can be carried hands-free, along with dependable replacement reeds suitable for different styles of playing.", "positive_items": ["B0C3PRYKCC", "B00TH43SJK", "B0002KX5E6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a246da49072314a5bd23e5cb", "partition": "shared_train", "query": "I\u2019m setting up a small DJ light show and need a DMX controller, an RGB strobe effect, dependable cables for connecting the fixtures, and proper chain termination for a stable signal.", "positive_items": ["B014RSZR4Y", "B09ZT1NMR1", "B09ZSKPVVJ", "B001LXMXU0", "B09ZTJH58K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a247b37268e7af103a6a10c0", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-recording station that can connect a dynamic microphone by XLR or USB, run through a high-resolution audio interface, reach equipment across the room, and keep the recording setup protected from electrical noise and surges.", "positive_items": ["B092LF6RLS", "B07CQQXQ4T", "B0BV2F2YFC", "B07CQS5DJV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a24a9b22ad1b9471580038e7", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for taking my tenor ukulele to rehearsals and performances, with padded carrying protection, comfortable adjustable hands-free support, and a compact folding stand for safe breaks.", "positive_items": ["B075XC8JSM", "B000EELBQ4", "B06WP67KDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a24b396a36323b663cb9f3d6", "partition": "shared_train", "query": "I\u2019m preparing an amplified flute recital and need a setup that keeps my sheet music secure, gives the flute a stable place to rest between pieces, and helps make its live sound clearer and more polished.", "positive_items": ["B0002FDKIW", "B000ZU4GTQ", "B0BXT2WN33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a25193ad7ff8bcbf2d4360c7", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar pedalboard for experimental live sets, with reliable stage tuning, thick octave layers, and programmable sweeping phase textures.", "positive_items": ["B07PW9KBBJ", "B0771T5PCQ", "B0002CZQZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a25da6dcfb84ed01df419070", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion setup for a light jazz and ensemble performance, needing tools for gentle cymbal swells, controlled stick articulation, and softer brushed or raked textures without overpowering the other musicians.", "positive_items": ["B07TLNMHL8", "B0002D0I34", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a26c4e1a8626df911c52470e", "partition": "shared_train", "query": "I\u2019m putting together a portable home vocal demo setup for recording sung parts over self-produced beats, with a compact controller for melodies and drums and protection for the handheld mic during takes.", "positive_items": ["B08FDBCYHL", "B07N5J3GTB", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a272273e975896b1339f8840", "partition": "shared_train", "query": "I\u2019m setting up a compact home voiceover and music recording space, and need vibration-isolated microphone support, clear nearfield monitoring for mixing, and a way to remove ground-loop hum from the audio signal.", "positive_items": ["B0749R51B1", "B09Y1X5BSC", "B0BK9YKQFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a2819eb503085be7b59ed045", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a heavier-gauge setup and upcoming rock rehearsal, so I need replacement strings, an easy tool for restringing, reliable picks for precise playing, and a durable adjustable strap.", "positive_items": ["B0BSGM6CQ9", "B08R5GM6YB", "B0BL38ZMVZ", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a28d983e4299d27323f29678", "partition": "shared_train", "query": "I\u2019m setting up a small home voiceover and podcast recording station and need a detailed condenser microphone, a stable adjustable boom stand, and wind protection for clean, consistent speech recordings.", "positive_items": ["B073TTZJPB", "B08NZ14V6P", "B00SVRLPYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a29070e29873393170db9a69", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice corner and need an easy way to connect my instrument, play through an amp, and keep the guitar safely off the floor between sessions.", "positive_items": ["B0B52CCWR5", "B00EM5UOE6", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a291164ee9da36b86395a213", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for regular gigs and need to improve snare response, protect my floor tom during transport, and keep my sticks organized and accessible onstage.", "positive_items": ["B01LXYSSF2", "B0BKZ3886V", "B0B962GTW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a2ae620a169d2e0dbe34ffec", "partition": "shared_train", "query": "I\u2019m refreshing my compact drum kit for rehearsals and gigs, needing durable coated tom surfaces, a focused yet responsive 13-inch head, and a clear snare-side resonant head with versatile tuning and controlled response.", "positive_items": ["B0BNW4JNYQ", "B0BKZ1KXLM", "B09HL6MZ45"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a2c66a448bd967241315040f", "partition": "shared_train", "query": "I\u2019m refurbishing a 14-inch marching snare drum for demanding rehearsals and performances, and need durable top and bottom heads plus replacement snares that provide strong projection, responsive articulation, and reliable performance under heavy playing.", "positive_items": ["B000XZV3DU", "B0B94Z39VK", "B09HL6H52S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a2e0a9da62498fcec9fe2c4a", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a vintage-style dynamic microphone with its cable, a stable floor stand, and an easy way to swap the mic on and off quickly.", "positive_items": ["B07TD9NX9F", "B0179C3V7K", "B00S9WSNWS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a2ee89ef3646ad5c07f9b2bc", "partition": "shared_train", "query": "I\u2019m customizing my Strat-style HH guitar and assembling a compact practice rig, with better-shielded controls, responsive tube-like overdrive, and a lightweight 12-inch enclosure ready for the speaker I choose.", "positive_items": ["B07NT6GJC2", "B098PKGH4Y", "B08G8W9HJX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a2f3f2aa7bafaf5ca83ca2af", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar and compact pedalboard, so I need hardware to improve tuning stability plus reliable short right-angle connections between pedals and from the guitar to my amp.", "positive_items": ["B0B92LPGD2", "B01DK40R3M", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a30b16ad200d0aa0ca873470", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and want smoother tuning, a working tremolo with replacement hardware, removable fretboard position markers, and durable thick picks for testing and playing the finished instrument.", "positive_items": ["B09R3KNKKG", "B0B9TBDBRJ", "B0BG537W2P", "B003AYNHGW", "B001GUSYWO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a313543aae3ff3a23a8d4e7d", "partition": "shared_train", "query": "I\u2019m setting up a small live recording rack for a band, with long stage connections, accessible balanced XLR routing, short patching between audio gear, a rack shelf for non-rack equipment, and a two-channel compressor for controlling levels during tracking and mixing.", "positive_items": ["B07DXBQ8TM", "B00M6SI0X8", "B004J9WSD0", "B0007OGTGS", "B00NACQD1K", "B076DNQXGJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3137bc5fcce4748a226eb4f", "partition": "shared_train", "query": "I\u2019m building a compact guitar rig for rehearsals and recording, with versatile effects, a portable organized platform for my pedals, and a close-miking solution that can capture a loud guitar cabinet clearly.", "positive_items": ["B01N15T22N", "B004TGVRDA", "B073WND433"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a317bc8492ca97042a58270b", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster with coordinated gold hardware, improving tuning stability, replacing the volume or tone control, and installing a reliable gold output jack for a complete play-ready upgrade.", "positive_items": ["B0CGXV5YP6", "B000P1RB9C", "B005SUVOZW", "B0002KZEAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a31d9413c247e79ac1779462", "partition": "shared_train", "query": "I want to build a compact home electronic music setup where I can assemble a small synth, create and sequence samples, record hardware into my computer, and monitor mixes through near-field speakers.", "positive_items": ["B0023BYDHK", "B07XH591BH", "B00NKD1PUI", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a31fa522cfcff66004d6b48a", "partition": "shared_train", "query": "I\u2019m preparing for my first drum-set gig and need a matched cymbal setup, secure padded transport, organized storage for sticks and accessories, tools for quick adjustments, and multiple playing options for changing textures and dynamics.", "positive_items": ["B00N19LGZ0", "B000WOY5YQ", "B000F9J5GQ", "B0731YLWY8", "B074LSHT37", "B002LJPL5W", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a329a132cc1836dfe419af8d", "partition": "shared_train", "query": "I\u2019m preparing to take my acoustic guitar to small gigs and rehearsals, and need a compact protective way to carry it, reliable clip-on tuning for alternate tunings, and durable picks for clear strumming and articulate playing.", "positive_items": ["B07M6B3RDW", "B01C189D3S", "B09T82W1SN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3310ecd29d8a52dd8fd99bf", "partition": "shared_train", "query": "I want to record bass practice sessions with a vintage-style electric bass, fresh smooth flatwound strings, and a compact clip-on stereo microphone to capture the rehearsal audio.", "positive_items": ["B071RWPTPW", "B0B7C7PYVC", "B0058MJX4O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a331271e53612d37ec05a2c7", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small live party performance and need to stretch the strings, play comfortably with secure support, and create colorful, sound-responsive lighting for the stage.", "positive_items": ["B07GB6HWNY", "B0C61Z4M75", "B0085545YO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a332b91652aed14842a539cf", "partition": "shared_train", "query": "I\u2019m setting up a small studio session to record my drum performance and need to isolate the condenser microphone from stand vibration, connect balanced audio gear, and play with recording-friendly sticks.", "positive_items": ["B09PGXJHVD", "B003DKRC2S", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a341ae246d1d6bef81918e8b", "partition": "shared_train", "query": "I\u2019m getting my seven-string electric guitar ready for rehearsals and small gigs and need a comfortable extended-length strap with secure attachment hardware, fresh high-output strings, and a reliable 10-foot amp cable.", "positive_items": ["B079TLFL33", "B09G5XH5YD", "B00V5SMNGU", "B07G98F55T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3598bce56a1caa3864568ad", "partition": "shared_train", "query": "I\u2019m getting my acoustic-electric guitar ready for a small live set where I\u2019ll play guitar and harmonica hands-free; I need supplies to restring, clean, amplify, connect, and keep playing comfortably.", "positive_items": ["B01DPCONFM", "B09RJZSQML", "B008V1O0IS", "B0BT8GVK6M", "B0BJ3BBTXH", "B07WW5PKCP", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a35d3ffcff291b943f4773b7", "partition": "shared_train", "query": "I\u2019m setting up a small live bass-and-drums recording and need reliable instrument tuning, a chorus effect for the bass signal, and adjustable damping to control the kick drum\u2019s attack and sustain.", "positive_items": ["B019C6C7J4", "B07KDYH2DF", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3609e9ad566b6c4d1982dde", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar setup and restringing kit for gigs and home maintenance, with tools for neck and saddle adjustments, an easy way to remove acoustic bridge pins safely, and a dependable tuner plus backup.", "positive_items": ["B075MK5BBY", "B08611YQ2C", "B01IC0YME4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a364d2eec0bf03851e7b1930", "partition": "shared_train", "query": "I\u2019m setting up a soprano sax practice and recording station with fresh reeds, a way to play backing tracks from my phone, and enough cable length to monitor everything comfortably on headphones.", "positive_items": ["B075SRDV1P", "B07638WZ9X", "B00TH478JQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a38c29c4d7ed1e4f9e3923dc", "partition": "shared_train", "query": "I\u2019m putting together a live-event PA system with passive speakers, multiple microphones, long XLR cable runs, powerful amplification, and speaker frequency separation.", "positive_items": ["B003OUPU2G", "B08DBDD6CM", "B00AF021NY", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a393239e38322cee98c4bb5d", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic performance and need a stable way to keep two guitars ready, comfortable adjustable support while playing, and quick key changes without retuning.", "positive_items": ["B00CPLODUU", "B00N5THDR6", "B07FYR9T92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a396aa4c90f43f75ea18f2aa", "partition": "shared_train", "query": "I\u2019m restoring and setting up a Fender-style electric guitar and need compatible parts for smoother tuning, a replacement nut, heavier-gauge strings, and a selection of picks to test the finished setup.", "positive_items": ["B0BSGM6CQ9", "B00IPH8MD2", "B0B92LPGD2", "B0C4GR5C3L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3a28bd05677f0277ae2e635", "partition": "shared_train", "query": "I\u2019m assembling a compact DJ sound rack and need powerful stereo amplification, secure hardware for mounting equipment, and a blank panel to finish and protect an unused rack space.", "positive_items": ["B00653XX46", "B0002DV0CC", "B071GLV9KT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3acd03ee94413093ab90c76", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable drum setup for apartment practice and small street gigs, with gentle jazz textures, expressive brushwork, a versatile crash accent, and a responsive pedal for solid bass-drum grooves.", "positive_items": ["B004YXN4D4", "B077SVN4X7", "B00EDZN9OC", "B01LF4DFHE", "B072BRYPG4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3b6036294b46e9bb25933c6", "partition": "shared_train", "query": "I'm preparing for a small acoustic-and-bass performance and need strings suited to a short-scale bass, rich, clear strings for my acoustic guitar, and durable picks that give a bright attack.", "positive_items": ["B07S5H8WVN", "B095Y57M8N", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3b6f4c7be9b20a6b4fb190c", "partition": "shared_train", "query": "I\u2019m setting up a small stage lighting show and need reliable 3-pin DMX connections to link several fixtures to a controller, with proper end-of-chain termination for a stable signal.", "positive_items": ["B001LXMXU0", "B09ZSKK72G", "B09ZTJH58K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3ba61bcc9da3b43e8d00a08", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar and bass performance rack with an 8-space enclosure, clear rack-mounted tuning, cleaner protected power, and the proper hardware to securely install everything.", "positive_items": ["B01AMQYS3Q", "B0002NRTL8", "B00JQYUAQU", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3c3e75864cee29d68ba7dbe", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard rig for rehearsals and small gigs, so I need a safe wheeled way to transport my instrument, comfortable adjustable seating, and hands-free piano-style sustain while playing.", "positive_items": ["B07MZYNZ1C", "B0BT9R8MMV", "B0BS8PZNGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3c476e1ef9d5c3defac50c9", "partition": "shared_train", "query": "I\u2019m putting together a small live keyboard setup and need a stable adjustable stand, a way to send the instrument\u2019s stereo signal cleanly to a mixer, and a balanced cable for a quiet connection.", "positive_items": ["B000B85FV0", "B09WHL14TK", "B072PQT2DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3c6e6d07357fde1f3431134", "partition": "shared_train", "query": "I\u2019m refurbishing my bass guitar and want a coordinated hardware refresh: fresh coated strings, low-friction string guides to help it stay in tune, and replacement gold screws for the pickguard.", "positive_items": ["B0B49TFGKT", "B07GV85N58", "B000EEJH9C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3cc64bc2e1de59347e740ef", "partition": "shared_train", "query": "I\u2019m setting up a small live-band recording session and need reliable miking for several singers and a full drum kit, plus an analog chorus effect for guitar and an easy tuner for guitar or bass.", "positive_items": ["B0002E51C6", "B015HG7HMA", "B073T2266G", "B07XW3F5H5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3d7eaebec5d136a06d4e45c", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for gigging and need a prewired pickguard I can fit with my chosen pickups, a reliable long cable for connecting to an amp, and convenient pick access mounted on my microphone stand.", "positive_items": ["B0B8Z3H3WG", "B01DPCONFM", "B0081K7ERS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3f0a9675ad936fee16e4d2e", "partition": "shared_train", "query": "I\u2019m setting up a small violin-and-bass recording session and need beginner-friendly violin equipment, strong low-end amplification, and a stable adjustable platform for controlling the laptop or mixer.", "positive_items": ["B01M72N0A6", "B0084CRYOG", "B01822JC92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a3f6117fc8134626daea9c03", "partition": "shared_train", "query": "I\u2019m preparing my 3/4 upright bass for a solo recital and need a balanced string setup, reliable clip-on tuning, and rosin that helps the bow articulate clearly with strong projection.", "positive_items": ["B019JD0VFW", "B000OJA0DE", "B0821P83KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a40a2a0a6a874cb17808fc72", "partition": "shared_train", "query": "I\u2019m refurbishing a Gibson-style electric guitar and need compatible replacement controls, a properly slotted synthetic nut, and a durable medium-gauge string set so I can complete the hardware refresh and restring it for reliable playing.", "positive_items": ["B078JX247H", "B095XZJ99J", "B07N7NM35T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a413d7633a4c9a81b3572a40", "partition": "shared_train", "query": "I\u2019m refurbishing my USA or Mexican 5-string Jazz Bass: I want a new black scratch plate, smoother fret ends, and an upgraded tone circuit for a cleaner, more reliable instrument.", "positive_items": ["B013ZHK4DM", "B087Q9W33C", "B07FS8SDJR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a418e32b8f6f5d8fad8c06ec", "partition": "shared_train", "query": "I\u2019m preparing for a school concert where I\u2019ll play Bb clarinet and cover percussion, so I need easy-response reeds, mallets for the bell kit, and versatile sticks for general drum parts.", "positive_items": ["B07M7XDG44", "B07ND4Z2LX", "B09PGW1W7R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a42d75d92334fdb98d118fbb", "partition": "shared_train", "query": "I\u2019m starting beginner ukulele lessons and need an affordable instrument, a safe way to store it at home, and an easy way to carry it to class with lesson materials and small playing essentials.", "positive_items": ["B07DMS2QNL", "B005H3TH4A", "B0151KT2B6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a43337d7904c663286b628b3", "partition": "shared_train", "query": "I\u2019m setting up a small home recording space for vocals and spoken audio, and need clear microphone capture, vibration isolation, and reliable over-ear monitoring while I record.", "positive_items": ["B0749R51B1", "B09B45DLQG", "B07F9K462S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a434a7a3da7accb1c7fd1c09", "partition": "shared_train", "query": "I\u2019m preparing my Strat-style electric guitar rig for rehearsals and small gigs: I need a warm, expressive amp-speaker upgrade, a short reliable signal connection, and padded protection for carrying the guitar.", "positive_items": ["B0749X9R8J", "B08LRFCDTK", "B07635X9VJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a434d6d8abec7e90fa5726ff", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for rock and metal, with gritty distortion, vintage-style echo, and short reliable connections between the pedals and amp.", "positive_items": ["B00N4QF1F6", "B07MHL48V6", "B086QMZG22"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a43c5a4b0a8d1adcf3b63fe5", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for fingerstyle performances and amplified practice, so I need comfortable support, finger and thumb picks for consistent playing, and a removable soundhole pickup with an end-pin connection.", "positive_items": ["B00H40VYPY", "B00VKI4YDA", "B000EENACC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a45028e49bb9b4513d2dc9e0", "partition": "shared_train", "query": "I\u2019m recording a singer-songwriter demo while playing guitar and need comfortable instrument support, a vocal microphone, and clear protection from distracting plosive sounds.", "positive_items": ["B003MQN8LM", "B07PSWC1XY", "B019JX565C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a45278b9da14bd29206e1a8e", "partition": "shared_train", "query": "I\u2019m setting up a small live karaoke performance and need rechargeable wireless handhelds for singers, a dependable wired vocal mic for a featured vocalist, protection from wind and moisture, and a stable floor stand.", "positive_items": ["B00194RSLK", "B0179C3V7K", "B08NVVLB16", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a46171c463318921b67b0eb2", "partition": "shared_train", "query": "I\u2019m setting up a home session to record an electric guitar and vocals, so I need heavier-gauge strings for the guitar, cleaner vocal recording with reduced plosives, and a reliable XLR connection to my recording setup.", "positive_items": ["B08DBDD6CM", "B016QUXTZU", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4626313efb8646ff88a974f", "partition": "shared_train", "query": "I\u2019m building a vintage-style Telecaster from a finished alder body and want the essential components for classic single-coil tone, reliable tuning, proper string spacing, and a small practice amp to test and enjoy the completed guitar.", "positive_items": ["B000WIPGG8", "B0002DVAX6", "B0BT8FDL8B", "B0B3VJ3TCJ", "B00DUIWSRM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a467a794b749a6688ccc9bf3", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar setup for small gigs and rehearsals: I need padded hands-free protection for my instrument, reliable picks, versatile effects with looping and rhythm tools, and a dependable way to power the processor.", "positive_items": ["B09JGR9ZG7", "B08T13DP55", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a46a5501a03fd20616b58553", "partition": "shared_train", "query": "I\u2019m building a two-person podcast and livestream recording setup, with two quality condenser microphones, flexible desk positioning, vibration and breath-noise control, multiple inputs for expansion, and closed-back monitoring for clean conversations.", "positive_items": ["B0C5BMZ1K9", "B07CRFB66G", "B07CYRYQ8G", "B077YXX1M4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4776beae06dc20de236dc78", "partition": "shared_train", "query": "I\u2019m refreshing my 5-string banjo for regular fingerstyle practice and need reliable replacement strings, an easy way to tune it precisely, and comfortable picks for both thumb and fingers.", "positive_items": ["B0BPKH7FJ2", "B0BSQKRJ7W", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a48570753581a15de02f23ac", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar setup: restring it with reliable medium-gauge strings, build tidy pedalboard patch connections with right-angle plugs, and add compression for more controlled playing dynamics.", "positive_items": ["B076SHBWRM", "B007T8CUNG", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a49ab5bc63e33c91359d18d1", "partition": "shared_train", "query": "I\u2019m building a guitar pedalboard and need a clean, reliable setup with custom-length patch connections, isolated power for multiple pedals, and a short right-angle cable for connecting the board to my instrument or amp.", "positive_items": ["B0B95V41NR", "B073XXLVWT", "B001PGXKE6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a49df521d792f8cc557bea1a", "partition": "shared_train", "query": "I\u2019m setting up a beginner rock band for a young musician and need a compact drum setup plus durable guitar accessories for playing heavier, lowered-tuning parts and keeping a secure grip while strumming.", "positive_items": ["B09S2VB3KW", "B01FRN0W16", "B00IPG7UXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4a6045641889f28d8e1d946", "partition": "shared_train", "query": "I\u2019m assembling a compact guitar pedalboard for live performances and need a versatile flanging effect, quiet isolated power for multiple pedals, and short low-profile connections to keep the signal chain neat.", "positive_items": ["B079VXW9BP", "B0C3H4RHLR", "B06XSKR8HL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4a8885eb25c817bca2139aa", "partition": "shared_train", "query": "I'm getting my six-string and twelve-string acoustic guitars ready for a small performance and need fresh bright strings for one, warmer strings for the other, plus an easy clip-on way to tune both accurately.", "positive_items": ["B0BHSG5C3G", "B007MY5BDI", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4b24fd7ac926eb2cf6d5ffb", "partition": "shared_train", "query": "I\u2019m setting up a compact home DJ and music-production workspace and need reliable studio monitoring on adjustable stands, plus closed-back headphones for private cueing and mixing.", "positive_items": ["B0BLM2WS66", "B0771TC564", "B00VTCSP9G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4b28ec774af129a947dad54", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording rig to capture clean vocals and acoustic guitar, with a computer-connected interface and protection against harsh plosive sounds during singing.", "positive_items": ["B0006UGE9K", "B077Z9HF27", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4b51be20cb3c8079ad1f528", "partition": "shared_train", "query": "I\u2019m setting up a comfortable practice station for playing drums, with reliable grip, a way to precisely tune the kit, and a sturdy seat with easy height adjustment.", "positive_items": ["B0009QYQD2", "B07MZ9DGMP", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4c1f39991f3e2ad74ebad5e", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for casual gigs and need replacement tremolo tension hardware, comfortable adjustable support for playing standing up, and a quick, gentle way to change keys without causing tuning problems.", "positive_items": ["B0B8LQFN3C", "B003AYNHGW", "B0C3JJ2WLM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4c73c2dba56b33fcba71c07", "partition": "shared_train", "query": "I\u2019m restringing and setting up my acoustic guitar for weekend practice and small jam sessions, and need reliable tuning, a comfortable non-slip way to strum, and medium-gauge strings with a clear, warm tone.", "positive_items": ["B0BHSG5C3G", "B09S2VB3KW", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4c8add13b306814caaabacc", "partition": "shared_train", "query": "I\u2019m restoring my Precision-style bass for vintage heavy-rock tones and need a compatible pickup upgrade, improved adjustable bridge hardware for setup, and a replacement pickguard to finish the rebuild.", "positive_items": ["B0777QWVG9", "B0BZ4NNXKK", "B075P616F4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4dbe0d6ee3f3b512f1075e9", "partition": "shared_train", "query": "I\u2019m putting together a small live event rig and need reliable connections for microphones and DMX-controlled lights, a proper terminator for the lighting chain, and a secure way to mount fixtures on 1.5-inch truss or pipe.", "positive_items": ["B004MF4SK2", "B0002DNUWK", "B001LXMXU0", "B09ZSKK72G", "B09ZTHDXTD", "B003DQT0U4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4e12ab930ce1b64c59d451c", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for warmer, more vintage-toned playing while adding a no-drill mounting point and extending my cymbal placement for a more flexible setup.", "positive_items": ["B000K69XCU", "B00EI4ZH3Y", "B0018TIYIM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a4eab44edc3aaa77d80f5406", "partition": "shared_train", "query": "I\u2019m refurbishing my Les Paul for rehearsals and want to replace worn control knobs, add a responsive overdrive for amp-like crunch, and connect everything reliably to my amplifier.", "positive_items": ["B01N5YFIRL", "B09VTHS814", "B07N4HZT35"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a502ea2863bc94591c347673", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar practice and looping rig: I need a stable six-string instrument, durable replacement strings, safe stand storage, a looper, and enough long cables to connect the setup.", "positive_items": ["B01HPGFDMG", "B095XZJ99J", "B09398HH18", "B07XSLPRQX", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a505e751e90904f708a1f244", "partition": "shared_train", "query": "I\u2019m setting up a safe guitar maintenance station for my acoustic and electric guitars, with the right replacement strings, fretboard and finish cleaning, fret work tools, a protective work surface, and a comfortable adjustable strap.", "positive_items": ["B0188WO6OC", "B09V4JQTN4", "B093YKLWVN", "B0BK5CXZBT", "B0BFKQ9QXD", "B0BSGM6CQ9", "B07GXFYBGT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a510908bc62de3fd3cabe2d1", "partition": "shared_train", "query": "I\u2019m preparing my seven-string electric guitar for drop-tuned rehearsals and need fresh heavy strings, a durable adjustable strap for playing, and a gentle cloth to clean the finish.", "positive_items": ["B0B8YVNR45", "B0BK5CXZBT", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a51b46310d066b3be99d47bc", "partition": "shared_train", "query": "I\u2019m building a compact home setup for playing Hendrix-inspired surf rock, with an electric guitar, vintage mid-\u201960s-style replacement pickups, and portable electronic drums with pedals and sticks for practice and recording.", "positive_items": ["B071P4MJCX", "B017X9ENM6", "B00TV0SA7U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5217b1365345e2eb860eb7b", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string guitar for bright high-strung Nashville parts, replacing worn output and pickup controls, then protecting it in a durable gig bag for rehearsals and gigs.", "positive_items": ["B07YC6VLBS", "B075SVNSW2", "B074K56PFT", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a52a4b5d578a2bc630019f92", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar-and-vocal setup and need flexible pedalboard wiring, a touch-sensitive overdrive tone, and reliable control over vocal levels and stage noise.", "positive_items": ["B0BMDF94FH", "B00S5WRW6U", "B07BHHDL37"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a52b75c803ac85935f03a51e", "partition": "shared_train", "query": "I\u2019m setting up a compact home music performance station where I can elevate my laptop or controller, add hands-free sustain for keyboard parts, and play light percussion comfortably during practice and recording.", "positive_items": ["B09MMT45P1", "B0BKZ22NHL", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a538b78cb763dce08bed0760", "partition": "shared_train", "query": "I\u2019m preparing my violin for regular practice and performances and need a comfortable way to support it, control its volume, and maintain safe humidity between playing sessions.", "positive_items": ["B01E020TPO", "B005YN4PMM", "B0813D5BFL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a53f221d7158afc142fe876a", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for aggressive metal gigs and need a high-output pickup upgrade, reliable connections from guitar to amp and between tightly spaced pedals, secure playing support, precise picks, and an all-in-one tool for restringing and maintenance.", "positive_items": ["B075VPGJCX", "B06XB3FQKB", "B0B8LK7MTH", "B08R5GM6YB", "B075FXBC1C", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a543e7d7007029dd45ba9b2b", "partition": "shared_train", "query": "I\u2019m preparing my alto sax for regular rehearsals and gigs, and need dependable reeds for a strong tone, a protective case for transport, and a comfortable adjustable neck strap for playing.", "positive_items": ["B0BXT1FX73", "B07JQQ9QC3", "B001P8PKFG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a54c02842fb0b40095dd5f7e", "partition": "shared_train", "query": "I\u2019m putting together a gentle sound-bath session using grounding low drum pulses, hand-played rhythms, soothing seed-shaker textures, and soft ocean-like swells for relaxation and meditation.", "positive_items": ["B0B1ZC6PMB", "B00KT37G00", "B0BLVHR9MG", "B09RCVDQ8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a54ff1c2c4c8f0014109f7ba", "partition": "shared_train", "query": "I\u2019m preparing for a portable baritone saxophone performance and need a protective wheeled case, reliable replacement reeds for a rich projected sound, and a folding stand for my music.", "positive_items": ["B00TH49ENE", "B06ZZ98T4N", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a550e8a300df6ab99e99faa2", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal space for my band and need comfortable support for playing guitar, secure organized storage for several guitars and basses, and reliable sticks for practicing drums.", "positive_items": ["B091YFQGCJ", "B09V4JQTN4", "B0BBPLFSCG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5510a5aecc413abc1ee2034", "partition": "shared_train", "query": "I\u2019m setting up a safe, stable workbench to clean, inspect, and level the frets on my guitar, with padded protection for the body and proper support for the neck during repairs.", "positive_items": ["B079W69V3Y", "B07MJV8XG1", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a556a506564bc65cb3e4d747", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal-recording station and need a way to connect my microphone to my computer, reduce popping and breath noise, and keep the audio clean for recording songs or spoken parts.", "positive_items": ["B01E6T56CM", "B003L11F36", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a55907f2ec13ff90f33460ad", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for recording and gigs, looking for matched tom heads, controlled snare resonance, crisp versatile hi-hat articulation, and a smooth double bass pedal setup.", "positive_items": ["B004500966", "B0002F4N4M", "B0772YP29Q", "B0BKZ2BPGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5613a0e37520c17cce6795b", "partition": "shared_train", "query": "I\u2019m equipping a portable percussion performance setup with a large tuned bar chime, a stand attachment for positioning it, and a padded case sized to carry the instrument.", "positive_items": ["B06XF5BP7K", "B0002F5G66", "B0002IHGAC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5692c38c1b8402bdecb5ca9", "partition": "shared_train", "query": "I\u2019m preparing for BBb tuba practice and performances and need a suitable mouthpiece, compact protection for storing it, and a stable folding stand for my sheet music.", "positive_items": ["B000A15XHY", "B000T06GKO", "B0006NDF6C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5713500bb9f4d5c8b73ca8f", "partition": "shared_train", "query": "I\u2019m restoring a vintage Fender guitar rig for recording demos and live practice, including period-correct amp controls and tilt-back positioning, plus a close-miking setup and precise picks for articulate playing.", "positive_items": ["B09R2TMLJR", "B0C6J27WHL", "B0864MX9C1", "B0C6J14RFZ", "B073WND433"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a571fe768043eff4274001e1", "partition": "shared_train", "query": "I\u2019m setting up a small live showcase and need reliable connections for a vocal microphone, stereo music from my laptop into the sound system, and DMX-controlled stage lighting.", "positive_items": ["B01H0PACWI", "B075VHF7DQ", "B09ZSKK72G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5752c8fdc18309f02ab4cc8", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for heavier playing: I need medium-heavy strings, reliable non-slip picks, something to reduce friction at the nut and bridge for tuning stability, and a compatible octal power tube for my amplifier.", "positive_items": ["B0036FFDSK", "B07CQ19T1J", "B09S2VB3KW", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a57e171ccb354bef66310fe5", "partition": "shared_train", "query": "I\u2019m setting up a compact left-handed island-music performance and need a concert-sized string instrument with basic play and care accessories, a stable adjustable folding support stand, and a professional 10-inch tambourine for hand percussion.", "positive_items": ["B00VGM3BNE", "B07C38K7ZH", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a581619feed7c7f00957e932", "partition": "shared_train", "query": "I\u2019m setting up a reliable electric guitar practice station for home and small gigs, with a way to keep the instrument safely supported, refresh and tune the strings, and explore different amplified tones while I practice.", "positive_items": ["B01822J05S", "B00IFOTSJW", "B08R5GM6YB", "B0BSGM6CQ9", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a58d9dd666ee842a68da13fd", "partition": "shared_train", "query": "I\u2019m setting up a focused guitar practice routine and need reliable pitch and tempo guidance, comfortable support while playing, and a secure way to rest my instrument safely between exercises.", "positive_items": ["B00646MZHK", "B07FYYS5ZP", "B01LXTBO7B", "B000AAGM0M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a58f85af302e9d60405c1be3", "partition": "shared_train", "query": "I\u2019m preparing my 4-string bass for rehearsals and gigs: I need to refresh its strings, secure the strap for playing, transport it safely, and create protective wall storage when it\u2019s not in use.", "positive_items": ["B07D5W5X3Z", "B00LTDOL02", "B00H35YIJE", "B003BLOSDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a59f57541e77a36de62ae5ff", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for recording vintage psychedelic tones, with spacious echo plus sweeping phase and flanging movement for expressive, evolving lead and rhythm parts.", "positive_items": ["B01447KMSE", "B000KIPTE4", "B07MHL48V6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5a256d8fcac5499d4bd0771", "partition": "shared_train", "query": "I\u2019m assembling a portable touring bass rig with polished dynamics, flexible tone shaping, rack integration, and a durable case for transporting the setup safely.", "positive_items": ["B0772SPTK1", "B07XTT3K4Z", "B0002D0MOE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5a62274c9a2577cb1b1faf2", "partition": "shared_train", "query": "I\u2019m restringing my electric guitar for a high-energy metal practice session and need reliable tuning, durable heavy-gauge strings, and sturdy picks for aggressive playing.", "positive_items": ["B0BT35T2CT", "B09X8TQNNQ", "B0C6HXYY3R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5abdc5a5d122c4f0f7c1676", "partition": "shared_train", "query": "I\u2019m preparing for a wireless guitar performance and need a reliable way to tune my instrument, move freely onstage without a cable, and securely carry the wireless gear on my belt or strap.", "positive_items": ["B072275LG6", "B01AW50JXA", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5afefb439c57e02a39f2c6a", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic recording session and need a stable desktop microphone stand, a way to precisely tune the drumhead, and separate capos for transposing a standard acoustic guitar and a 12-string guitar without changing their tuning.", "positive_items": ["B09RBFKS1X", "B00LOAASPC", "B01BGSJIY8", "B01BGSJP2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5b34e4c84e2abd1bf3ac7bd", "partition": "shared_train", "query": "I\u2019m restoring my Fender Stratocaster\u2019s two-point tremolo and want the mounting hardware, replacement tension springs, and a fresh set of versatile electric strings for a complete setup.", "positive_items": ["B003AYJYG4", "B001AWUVX8", "B002L2E1TQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5b569164083815594ab9142", "partition": "shared_train", "query": "I\u2019m preparing my guitars for rehearsals and transport, with secure protection while traveling, hands-free playing, stable places to park them, and replacement sponges for the compatible acoustic-guitar humidifier I use.", "positive_items": ["B097Q9W8MW", "B078KTV8L4", "B00HZH4D04", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5c468f44223ac2b491e688b", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar for slide playing and small gigs, so I need a replacement tremolo, locking tuners for stable tuning, compatible bridge-height hardware for setup, a glass slide, and a versatile practice or stage amp.", "positive_items": ["B003AYPT8G", "B07BK7LMTQ", "B00HTWQX1W", "B0BT84L827", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5c944c4830b8dcb1fa5e5fa", "partition": "shared_train", "query": "I\u2019m putting together a portable electric guitar performance rig and need comfortable picks, hands-free volume swells, a clean tone boost, and an adjustable stand to hold my laptop or small audio gear at rehearsals and gigs.", "positive_items": ["B0B1989GQS", "B09QZJ57YW", "B002UXS4JO", "B003GEJ5J4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5db6a78b1d10e36128557eb", "partition": "shared_train", "query": "I\u2019m putting together a small live-performance rig and need to connect my instrument to a mixer or PA, convert a stereo phone connection to mono when needed, and reduce hum with a balanced XLR feed and ground lift.", "positive_items": ["B000068O4M", "B00VSYN25M", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a5eed3a84a299bee10f54f1e", "partition": "shared_train", "query": "I\u2019m putting together a portable hand-drum setup for community performances and need protective carrying bags for my small conga and djembe, plus a height-adjustable stand that supports different drum sizes.", "positive_items": ["B07KJYQ9GP", "B000OF3G34", "B005LTRAC6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a609117198c45a25c369feaf", "partition": "shared_train", "query": "I\u2019m setting up for a small acoustic guitar showcase and need a practical way to transport and protect my instrument, keep several guitars safely accessible, play comfortably while standing, and make replacement picks whenever I run out.", "positive_items": ["B0BLLKKFR8", "B07D1WM2G6", "B08JMQR2JK", "B0768R4GHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a60bb3b761e63a4791b7ec0f", "partition": "shared_train", "query": "I\u2019m putting together a portable bass rig for rehearsals and small gigs, with reliable instrument protection, fresh strings, amplified sound, selectable effects, and an XLR connection to send the bass signal to a PA.", "positive_items": ["B01BZTGPW6", "B00N5TH2H2", "B000EEJH9C", "B0BQ4HSKC9", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a60bdfd9f491e6da36bcb4dd", "partition": "shared_train", "query": "I\u2019m preparing for a small guitar rehearsal and need suitable replacement strings for both my electric and acoustic guitars, plus padded stands to keep the instruments safely accessible.", "positive_items": ["B0BSGM6CQ9", "B08JMQR2JK", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6112308c6a3e2bbc6f897dc", "partition": "shared_train", "query": "I\u2019m restoring my drum kit for recording and need replacement tom heads for balanced attack and tone, plus a resonant snare head and wires for a crisp, controlled snare response.", "positive_items": ["B0BKZ2BPGS", "B09HL6MZ45", "B09TBSNXQK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a612d9759e4a1adc6b8d40a8", "partition": "shared_train", "query": "I\u2019m refurbishing an older electric guitar for regular playing and need replacement tuning machines, heavier-gauge strings, basic restringing and setup accessories, plus a reliable cable to connect it to my amplifier for testing and practice.", "positive_items": ["B09MSCVKP8", "B07L9BSXHG", "B01DE4DPSC", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6172cfb83f7eca5bbc812d3", "partition": "shared_train", "query": "I\u2019m preparing for a band rehearsal and need a practical way to carry my drumsticks and repair accessories, keep the bass drum steady on carpet, and comfortably carry a guitar.", "positive_items": ["B0CF797FLB", "B0C3H828BN", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a61ce2b420f7ed1b769a7f7e", "partition": "shared_train", "query": "I want to set up a home podcast recording station with a broadcast-quality dynamic microphone, USB audio interface, long balanced XLR connection, and recording software for polished voice tracks.", "positive_items": ["B0BZ5K6XPN", "B0BYXJ6JKZ", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a61cf5c83d8326ac5b7e3de9", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want a versatile pickup upgrade, a replacement tremolo arm, and a durable black jack plate so I can refresh its controls and hardware for playing live.", "positive_items": ["B073RHW34F", "B0B8Z3YY7N", "B088M37Y9M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a627495323ffa7862b976b32", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and vocal recording station, and need a stable desktop boom stand, vibration isolation with pop protection for the microphone, and a long balanced connection to my audio equipment.", "positive_items": ["B092LF6RLS", "B0BZ5QTMKT", "B06XKJDGNK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6283e6b8f5dfc9ece74d690", "partition": "shared_train", "query": "I\u2019m restoring a six-string electric guitar and need to replace its nut, improve the strings\u2019 alignment and tuning stability, and protect my existing setup gauge while checking the fret and string action.", "positive_items": ["B009B3QK1K", "B0043NSWUU", "B07YK57N2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a62b5925c85ec99b67b7a217", "partition": "shared_train", "query": "I\u2019m recording a layered electric-guitar-and-vocal demo at home and need a bright Nashville-tuned string setup, a reliable mic for singing, and another dynamic mic to capture the guitar amp cleanly.", "positive_items": ["B08NVVLB16", "B0CB98SMQR", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a633b413c4228bb2952f2917", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic guitar ready for casual performances and need an easy way to change keys, connect it to my equipment, and carry it comfortably and securely while playing.", "positive_items": ["B09V91H5XM", "B01DE4DTAG", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a634133269da7aa1c383aacb", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording and live-streaming station and need a USB mixer for microphones and playback, reliable phone-to-XLR connectivity, plus hands-free mic isolation and pop-noise reduction for clean takes.", "positive_items": ["B0039PPW60", "B0002GJHYM", "B07N626Z5P", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a63588f2e664c240bb434125", "partition": "shared_train", "query": "I\u2019m upgrading my acoustic-electric guitar for home recording and small live sets, and need compatible parts to improve the neck setup and tone, attach the strap securely, and connect quietly to my amp or interface.", "positive_items": ["B08NW2SYPZ", "B076322LP4", "B0B8LMGQVX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a63b25867f5441d2ea9600a1", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar for a focused practice and recording session, and need fresh nylon strings plus compact, stable support for the instrument and comfortable seated playing.", "positive_items": ["B017DUNO5W", "B00436YNMS", "B004QGXP9M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a64ac0d06fb415fd1259d487", "partition": "shared_train", "query": "I\u2019m preparing a small Latin music performance and recording session: refresh my acoustic guitar with durable strings and new bridge hardware, add handheld rhythm percussion, securely position a djembe, and capture vocals with a stage-ready microphone.", "positive_items": ["B00S9WSNWS", "B07Z7L46WJ", "B07KRYR41F", "B09BF8XDF4", "B001MZUB92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a654333fb186baf0a7f5a06e", "partition": "shared_train", "query": "I\u2019m recording a guitar performance at home and need a stable way to hold the instrument between takes, reliable picks for playing, and a simple microphone that connects to my phone or computer.", "positive_items": ["B07SS44N8X", "B072HH4W6C", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a65b49200a55379230c83d84", "partition": "shared_train", "query": "I\u2019m assembling a custom 2x12 guitar rig and need an empty birch cabinet plus two Celestion speakers with complementary overdriven tones, along with guidance on safe wiring for their different impedances and amp matching.", "positive_items": ["B08LRGP3LD", "B08N636GN1", "B098PH8M7W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a65ca1c2d468629d650ed113", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar song demo and need fresh light strings, reliable tuning, an adjustable capo for changing keys, and a USB interface that can record guitar and vocals into my computer.", "positive_items": ["B077Z9HF27", "B001677QO4", "B00646MZHK", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a66423508a08c7ca184d747c", "partition": "shared_train", "query": "I\u2019m recording a portable drum and guitar-amp demo and need a durable directional microphone setup that minimizes wind or breath noise and isolates the mic from stand vibrations and handling noise.", "positive_items": ["B0CB98SMQR", "B08CMHD5HG", "B07NDGTFJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a664310d445413f21adb4d80", "partition": "shared_train", "query": "I\u2019m putting together a beginner music practice setup with stable adjustable support for a keyboard, a comfortable adjustable seat, violin bow-hold teaching help, daily note-reading drills, and protection for the floor beneath my music stand.", "positive_items": ["B000G1GGTM", "B003B95ETO", "B07MZ6XF6P", "B0BSCF2FD7", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a669e101b63c9a30fde3c851", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and want everything needed to clean and protect its finish, restring it efficiently, and play comfortably with secure adjustable support.", "positive_items": ["B07WW5PKCP", "B08R5GM6YB", "B07FYVKDNQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a67a483bd26d8eb592a1419a", "partition": "shared_train", "query": "I\u2019m putting together a metal-ready electric guitar setup for rehearsals and live gigs, with a balanced instrument and case, a comfortable adjustable strap, and heavier-gauge strings for powerful riffs and solos.", "positive_items": ["B0BSGM6CQ9", "B004TB7B1M", "B00L9COYE6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6824e77409d60871e2edbcc", "partition": "shared_train", "query": "I\u2019m preparing my drum kit and stage for a live performance, replacing the 16- and 18-inch tom heads while adding reliable DMX connections for linking stage lights and effects to a lighting controller.", "positive_items": ["B00K7VE5MQ", "B0B2T32W46", "B00I9HOUIY", "B09ZSKK72G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a68e39310467cb233e8d9735", "partition": "shared_train", "query": "I'm restoring an Epiphone-style Les Paul electric guitar and need compatible hardware and electronics for a complete upgrade, with improved dual-coil sound, fresh volume and tone controls, reliable pickup switching, and a chrome tune-o-matic bridge.", "positive_items": ["B01LZHUJ0W", "B084ZF9TVC", "B07B47RSLJ", "B07D78R96K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a69a56470e4fe8032c41dd27", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar station where I can safely display my instrument, keep its finish clean, and make custom picks with a convenient way to carry them.", "positive_items": ["B072DXPHC3", "B07PPHHG34", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6a8ac315501538579eddf6c", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing and recording solo guitar performances, with a comfortable adjustable strap that locks securely, hands-free switching for compatible gear, and a compact recorder for capturing ideas anywhere.", "positive_items": ["B07Y6TSTS2", "B0796CFWKG", "B07FYYS5ZP", "B0006ZXFWO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6aacd2521829f92a1f07eea", "partition": "shared_train", "query": "I\u2019m getting an acoustic guitar ready for alternate-tuning practice and local gigs, and need more precise tuning hardware, quick pitch-checking, selective-string fretting, and weather-resistant carrying protection.", "positive_items": ["B0007ORM0K", "B009L4VZ3C", "B0BHSG5C3G", "B074K56PFT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6abc3b0743bf90a85aafe06", "partition": "shared_train", "query": "I\u2019m putting together a small Latin percussion session for a live recording and need a compact way to connect multiple microphones, plus bright pitched handheld accents and shaker textures ranging from soft studio parts to louder stage passages.", "positive_items": ["B07N5LKZX3", "B07DX95KP2", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6b35bf07e2df422da4e1418", "partition": "shared_train", "query": "I\u2019m doing a full guitar restring and setup at home, including quickly winding the new strings, making precise hardware adjustments, and filing or polishing the frets without scratching the fingerboard. I need a compact set of tools for the job.", "positive_items": ["B07HP23S9V", "B0BT2Q355P", "B008BPI2OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6cf84b8f9d185bae56bca30", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and need a coordinated upgrade for tuning stability, versatile higher-output pickups, a reliable output connection, refreshed controls and covers, plus a vintage-style tremolo bridge with arm.", "positive_items": ["B0B3VQQ6XY", "B0B8Z6YPWN", "B0B8Z3YY7N", "B07BQVJY7W", "B0C4GR5C3L", "B0B81FBRNV", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6cfd53e5093c6795bed2b06", "partition": "shared_train", "query": "I\u2019m setting up a compact home podcast and voice-recording corner and need clearer room acoustics, a quality condenser microphone, balanced connections to my recording equipment, and an adjustable stand for my laptop or audio gear.", "positive_items": ["B07MLM8TGT", "B003GEJ5J4", "B09VT45772", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6d33ce1d4c5a06a8e920aa3", "partition": "shared_train", "query": "I\u2019m preparing a small guitar-and-vocal performance setup and need reliable guitar connection and picks, flexible wireless vocal options, a way to split one microphone into two mixer channels, a long XLR run, and a Shure-compatible headset mic for my existing Shure system.", "positive_items": ["B01DN7OI40", "B08DBDD6CM", "B00K3SNRP4", "B003D2YRLA", "B00RX5HQS4", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6d93f181e831be1dae0b474", "partition": "shared_train", "query": "I\u2019m restoring a small home guitar recording rig and need to set the guitar\u2019s fret action, mount a microphone securely, record guitar and vocals through a computer, and replace damaged high-frequency drivers in the monitoring speakers.", "positive_items": ["B09D7DNV2N", "B0CBMVS3B9", "B0B3FG72ZB", "B09KQGHV88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6e38fb6079f7c52079af5be", "partition": "shared_train", "query": "I\u2019m organizing an outdoor community singalong and need a portable amplified setup with wireless or wired microphone support, a suitable audio connection, and wind and spit protection for the handheld mic.", "positive_items": ["B07XZFNZ5D", "B096FZ5TKG", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6e3f735f8dddf9f4ab52d9e", "partition": "shared_train", "query": "I\u2019m rebuilding my bass rig for rehearsals and gigs with fresh long-scale strings, reliable bridge saddle adjustment hardware, gritty overdrive, and a replacement 10-inch speaker for my stage cabinet.", "positive_items": ["B07N47ZJ4W", "B005HZ7920", "B07N4WQGC7", "B07RK7MZPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a6e71dc1e7981b4a3c30919e", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for live performances and need to add hands-free percussion, organize several mounted accessories, and keep my brilliant-finish cymbals clean and polished.", "positive_items": ["B003THDD2S", "B07DK5MHS9", "B0006UDRZO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a70289ecd2ee923dab2e1c7f", "partition": "shared_train", "query": "I\u2019m setting up my electric and steel-string acoustic guitars for a recording session and need long-lasting seven-string strings, fresh humidifier inserts for dry-weather care, and a smooth capo for fast key changes.", "positive_items": ["B0158GWWJ2", "B078KTV8L4", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a70a012974c5b640fabc3757", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar-and-electronic-music show and need reliable routing for stereo and instrument sources, close-miking a loud guitar cabinet, connecting microphones to the mixer, and running short and long 3-pin DMX links to my lighting controller.", "positive_items": ["B00EZ7MQMO", "B09ZSKNN1R", "B0002GIRJI", "B0002GIRAC", "B073WND433", "B001LXMXU0", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a71461aa770622579886b8f5", "partition": "shared_train", "query": "I\u2019m setting up my guitar for blues practice and small performances, and need accurate tuning, comfortable picks for regular playing, a secure strap connection, and different slide options for exploring bottleneck sounds.", "positive_items": ["B07P5WDZLR", "B014PEZVKU", "B0C9NGP88D", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a716d5b9497e2a468bdd49f1", "partition": "shared_train", "query": "I\u2019m refreshing our school wind ensemble\u2019s maintenance supplies and need products for saxophone playing, clarinet mouthpiece and cork care, French horn interior cleaning, lacquer-safe polishing, and removing moisture from woodwinds.", "positive_items": ["B0B3VBZBL8", "B0BT32Y1ZW", "B0BMZ3PZ3G", "B00TH3YPDE", "B01M5D3MV6", "B00T3G1164"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a71f936fab50601ae6a178f8", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar and two basses, so I need suitable replacement strings for each instrument\u2014including flatwounds for different bass configurations\u2014and a scratch-safe way to speed up the restringing process.", "positive_items": ["B076WV1HJ7", "B0B571K5HL", "B0C3LKJXFR", "B0BKZ5F8BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a722adec11fd37758ae0ef83", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and its tube amplifier for gigging, upgrading the guitar\u2019s tuning stability and pickup layout while replacing worn amplifier valves and setting up a reliable high-power connection to the speaker cabinet.", "positive_items": ["B01M0CNVDW", "B01IW94PLU", "B07BG9R1GZ", "B07C1DJTNY", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a724a2bd62c411d5b5b846f2", "partition": "shared_train", "query": "I\u2019m upgrading my Tele with a fuller, humbucker-style bridge voice, dynamic classic Tele tones in the neck, and an easy solderless wiring setup for installation.", "positive_items": ["B0002E1IKA", "B07K2JSL36", "B07N6PLWTN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7252756ccf63751db3e23c1", "partition": "shared_train", "query": "I\u2019m preparing my five-string bass for a blues performance and need durable strings, a secure strap for moving onstage, and a smooth glass slide for expressive playing.", "positive_items": ["B095ZXXS1R", "B07DWRNL54", "B0B8M5FJ9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a73a17ba2e4d7c4923954bd6", "partition": "shared_train", "query": "I\u2019m restoring an older electric guitar for regular playing and need to clean and condition the fretboard, replace its worn control knobs, and connect it reliably to an amplifier for testing and practice.", "positive_items": ["B093YKLWVN", "B07XG3LRJT", "B09SQ8TDHB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a74608a7c458fa896fa251b0", "partition": "shared_train", "query": "I\u2019m setting up a vocal recording session and need a handheld vocal mic with an XLR connection, vibration-reducing adjustable support, and an audio interface that can handle several inputs at once.", "positive_items": ["B07CYRYQ8G", "B00UZ7JADG", "B07MQ2GG1Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7564298a3a9e5f031384aee", "partition": "shared_train", "query": "I\u2019m putting together a small singing setup and need a handheld vocal mic, a longer balanced connection to my mixer or recorder, and a foam cover to reduce breath noise and wind during performances.", "positive_items": ["B08DBDD6CM", "B003GEBGA0", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a75738b056545104fc04d528", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with more precise control electronics, a clean setup for humbucker pickups, and a safer, quieter strap connection for live playing.", "positive_items": ["B085Y36D4W", "B01N5QPY11", "B07F3TDWSW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7576c80e4e21891d2afa274", "partition": "shared_train", "query": "I\u2019m setting up my guitar for playing and want easy key changes, a secure strap connection, and a convenient way to keep standard picks within reach.", "positive_items": ["B00H4PEMM6", "B01K1EJQ9U", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7587be90d7e3258e36351a8", "partition": "shared_train", "query": "I\u2019m building a compact hybrid percussion setup for live electronic performances, with a mounted way to hold small percussion, an accessible kit trigger for controls, and a versatile hand-played controller with built-in sounds and effects.", "positive_items": ["B0C3H3W5YC", "B073DSYBXG", "B093YLM1Q6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a75927c700fba4bf7fc3c5b0", "partition": "shared_train", "query": "I\u2019m preparing for a live guitar set and need high-control picks, a comfortable secure shoulder strap, and a way to keep my wireless receiver protected and attached while performing.", "positive_items": ["B0BVR92PS4", "B09V915Q6P", "B01AW50JXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a77047fe36039910636c1447", "partition": "shared_train", "query": "I\u2019m putting together a comfortable electric guitar setup for practicing and performing, with a secure adjustable strap, durable precise picks for clear playing, and vintage-style analog delay for expressive echoes.", "positive_items": ["B072ZLC8K2", "B0B8DHDVJZ", "B07MHL48V6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a773a16167e440c9bb5ad01c", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record acoustic ensembles in stereo, and need a matched pair of condensers, enough multichannel inputs for future microphones, and two balanced XLR leads.", "positive_items": ["B07CYRYQ8G", "B06X9KG3HW", "B0B7TVRP89"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a77f582d8c8b899ace895424", "partition": "shared_train", "query": "I\u2019m setting up a compact, gig-ready drum kit and need a low-profile way to mount my toms, snare, and cymbals, keep the bass drum firmly planted, and drive it with a single pedal.", "positive_items": ["B075FTNXKW", "B0BSYB4W56", "B01727VRWS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a780b2b419f54b12feb2268c", "partition": "shared_train", "query": "I\u2019m preparing a portable band rehearsal and small-gig setup: I need to mic the kick drum, connect instruments and balanced audio gear, mount and transport the mixer, position microphones securely, and restring the bass for a reliable performance.", "positive_items": ["B00BMFNFP4", "B0002E38UI", "B0C4XQ496G", "B0939BV175", "B07D5W5X3Z", "B01DE4DVO0", "B0002CZQUK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a782e45d46f8fb53ea12d2cd", "partition": "shared_train", "query": "I\u2019m setting up a quiet at-home drum practice routine and need coverage for different drum and cymbal sizes, plus a safe polish for my brilliant-finish cymbals.", "positive_items": ["B07DK5MHS9", "B07TS8RZJ5", "B09T8HDBYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7a000f9f4e8b331d1e81d87", "partition": "shared_train", "query": "I\u2019m preparing for a multi-instrument rehearsal and need fresh strings for my electric, acoustic, and bass guitars, along with assorted picks to test different playing styles.", "positive_items": ["B07N4WQGC7", "B01C5TBS90", "B08BJGBHN7", "B08138J6KK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7bcdcae5b9603647afe803f", "partition": "shared_train", "query": "I\u2019m putting together a slide-guitar songwriting session and small live demo, so I need portable multitrack recording, a brass slide for the guitar, and adjustable stands to elevate the PA speakers.", "positive_items": ["B0002D0EM4", "B015M92GZ0", "B071DG54MX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7d65db8ddb4c0d05585d8ce", "partition": "shared_train", "query": "I\u2019m setting up for learning and practicing electric guitar at home, with reliable amplification, a long connection cable, comfortable support, fresh strings, varied picks, and an easy way to stay in tune.", "positive_items": ["B0BT862N4P", "B01DPCONFM", "B09V91H5XM", "B0BHSG5C3G", "B00HU260SW", "B09M7P8SBH", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7d796653d55e9c54a574104", "partition": "shared_train", "query": "I\u2019m setting up a small home podcast and voiceover station and need to capture clear vocals, mount the microphone securely, connect everything to my computer, and leave room for another audio source.", "positive_items": ["B01I6LIZ8S", "B06X9KG3HW", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7d883e7bd5c4a3d76c5f23b", "partition": "shared_train", "query": "I\u2019m preparing my guitars and bass for a home recording session: I need replacement strings for a 12-string acoustic and an electric guitar, plus a comfortable strap and a tool for quickly restringing the bass.", "positive_items": ["B0BTC9YJ2W", "B078KGLKH3", "B0BMQGKTZV", "B07B4WXVTZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7e06d1df28070d21b2cc7c2", "partition": "shared_train", "query": "I\u2019m getting ready for a small live band rehearsal and need a powered PA speaker, a reliable amp-to-speaker cable, comfortable support for my guitar, and dependable sticks for the drummer.", "positive_items": ["B0C5PRQ9K6", "B002ZX80V6", "B09TXP3FSK", "B000TGSM6E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7e2d852c1274c213a47682f", "partition": "shared_train", "query": "I\u2019m putting together a beginner electric-guitar setup for practicing fingerstyle and want a comfortable instrument, reliable quick tuning, and reusable finger and thumb picks.", "positive_items": ["B095QBH5ZB", "B002G1UT5C", "B091S9MV2C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7ecdccabe88d885cce5319a", "partition": "shared_train", "query": "I\u2019m putting together a flexible electric-guitar rig for rehearsals, with easy switching between two amplifiers, tidy pedalboard connections, enough reach from my guitar to the setup, and a reliable supply of comfortable picks for playing.", "positive_items": ["B00VSYN25M", "B0BG95DG2H", "B0B8Z6HSK5", "B01DE4D4LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7f20ce5a8e3619d0d5d0a06", "partition": "shared_train", "query": "I\u2019m building a loud, modern rock and metal drum setup and need bright, cutting crashes with full-bodied sustain, plus an aggressive china effect for accents that will stay clear over heavily amplified guitars.", "positive_items": ["B004XJMVII", "B00716CXGA", "B0BMYWGV1P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7f72739500385ac2c101325", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for casual guitar-and-harmonica performances and need an easy way to change guitar keys, keep several harmonicas organized, and safely hold two instruments between songs.", "positive_items": ["B003AYJF04", "B0BSCFTV2G", "B00N5THBGO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a7f9ea55c3b012cb37a18eac", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar-and-vocal performance and need supplies for Nashville-style guitar parts, dependable picks for strumming, and a wireless handheld microphone for singing while moving around.", "positive_items": ["B09RJZSQML", "B0BPJ4Q6FJ", "B08XCDBTGB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a80286e8b84f917f518b14d9", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for heavier rock and metal playing, with a high-output bridge sound, fresh durable strings, and a convenient way to keep standard picks within reach.", "positive_items": ["B00GXOEFXU", "B09G5VVK1R", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a802d5e4d895c19e87933b7f", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording session for gritty electric-guitar parts and vocals, with adjustable mic positioning, vibration isolation for a condenser microphone, and controllable overdrive tones.", "positive_items": ["B01D42PQCW", "B015JTEBN8", "B07QL42V3J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a81225e72a0c541530bd1aa9", "partition": "shared_train", "query": "I\u2019m setting up a focused drum practice routine and need a way to accurately tune my drumheads, practice quietly with realistic rebound, and work on speed and precision using dependable sticks.", "positive_items": ["B0BKZ5DJZ2", "B0B4P6WTTV", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a81545390dd4ac81557a7a85", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar rehearsal space where I can keep several guitars secure, read sheet music hands-free, and maintain comfortable playing posture with equipment that folds away for transport.", "positive_items": ["B07T3GZVMD", "B08T2N1WZR", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a821a9a28f558d87560d88a3", "partition": "shared_train", "query": "I\u2019m setting up a small live DJ and band PA and need powerful low-end from passive subwoofers, a way to split one microphone signal to two mixer channels, plus reliable connections for microphones and a guitar or other instrument.", "positive_items": ["B00WHGAH44", "B0C39H86Q1", "B01DN7OI40", "B00VSYN25M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8238b3bc6a01ebfc56e996c", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar-and-keyboard rehearsal station for home practice and small gigs, with comfortable support for long playing sessions, places for several guitars and picks, stable keyboard equipment, protected keys between uses, and an adjustable stand for reading sheet music.", "positive_items": ["B000TGSM6E", "B0C3PWFLWL", "B00M6SIZ6K", "B0BSCF2FD7", "B0BXT384GR", "B0047VIXBG", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a82705ae9e8ffb314b6c4b9c", "partition": "shared_train", "query": "I\u2019m refurbishing a small live-performance sound rig with microphones for two vocalists, a receiver for audio playback, a direct box for connecting an instrument, and a replacement 12-inch driver for an existing speaker cabinet.", "positive_items": ["B0009H7R1O", "B00903GP8O", "B07N5J3GTB", "B00356J8KE", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a828791604e8f86bfdcecb71", "partition": "shared_train", "query": "I'm preparing for a live rehearsal with my electric and 12-string acoustic guitars, so I need fresh strings suited to each instrument, a comfortable way to support either guitar while playing, and a reliable cable to connect the electric to my amp.", "positive_items": ["B0B8LK7MTH", "B0BSGM6CQ9", "B0BTC9YJ2W", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a828926ee4a3d0cb61a6a8c1", "partition": "shared_train", "query": "I\u2019m setting up a compact practice rig for a classical acoustic-electric guitar, with onboard electronics, a combo amplifier for room-filling sound, and a long dependable instrument cable for comfortable movement.", "positive_items": ["B0049Z6VKK", "B01DPCONFM", "B0189X4BYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a845853ea175f465e9ec5f25", "partition": "shared_train", "query": "I\u2019m putting together a small outdoor singing performance and need a handheld vocal microphone, wind and spit protection, and a long XLR connection to reach the mixer.", "positive_items": ["B003GEKXZY", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a845f88972562cdfdbbab526", "partition": "shared_train", "query": "I\u2019m putting together a versatile home setup for practicing and performing guitar, bass, and acoustic parts, with one amp for all three, comfortable hands-free support, fingerstyle and pick options, nearby pick storage, and an easy way to restring.", "positive_items": ["B0032TN7DS", "B00VKI4YDA", "B01822J05S", "B0BG95DG2H", "B01K1EJQ9U", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a84b0c0fed402e6a2b917d66", "partition": "shared_train", "query": "I\u2019m setting up a Beatles-inspired home guitar practice corner and need wall storage, an adjustable playing strap, quick clip-on tuning, and heavy picks for practicing.", "positive_items": ["B07FYPBL6K", "B07NKRZ1KQ", "B00IFOTSJW", "B09MJWYTQW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8571c07aa044cbce76e853d", "partition": "shared_train", "query": "I\u2019m upgrading my Floyd Rose electric guitar rig for expressive high-gain playing and recording, with quieter tremolo hardware, swirling vintage phase tones, and programmable switching for organizing multiple effects and amp changes.", "positive_items": ["B07N5G6Y5G", "B004FEBS8K", "B00FC4BOKE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a865f577d1b899320f60d2cd", "partition": "shared_train", "query": "I\u2019m building a compact expanded drum setup for live performances and need a stable curved mounting system for additional toms, two complementary small rack toms, and a comfortable height-adjustable throne for long sets.", "positive_items": ["B00XK0BVEG", "B00XK0CUGE", "B074LWJMJQ", "B0928J8MWV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a873aa0d047f8dc39d63711e", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable pedalboard for rehearsals and recording, with close-spaced effects connections, dependable power, a protective case for transport, and accurate over-ear headphones for monitoring the rig.", "positive_items": ["B0919BMVMN", "B01DK40R3M", "B09998RDGC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a87a1001d549eab4fb624c25", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender Toronado for playing and display, so I need a replacement bridge, a comfortable strap for practice, and a secure wall-mounted hanger that won\u2019t damage the finish.", "positive_items": ["B07PPHHG34", "B0083EEPUG", "B003AYM3WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a88d44f474c84cf5bf908e30", "partition": "shared_train", "query": "I\u2019m setting up a reliable guitar rig for live rehearsals and gigs, with clean connections and protected power for several effects, plus precise picks and a comfortable, securely locking strap for confident movement onstage.", "positive_items": ["B08PBNXZYP", "B07G98F55T", "B075MCRFYZ", "B096K2LZKH", "B09R2TMLJR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a897a0172d518723f81c8967", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need to replace its tuning machines, check for uneven frets, level them under string tension, and recrown them for smooth playability.", "positive_items": ["B08C5HJ89M", "B07CT845CN", "B08288R5S9", "B07KJ1YFPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a89a192c986d61fa3c547d1a", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic live performance and need reliable microphones for several singers or instruments, balanced cables to connect them to a PA, and sturdy protection for transporting a dreadnought guitar.", "positive_items": ["B014L7L5EM", "B06X9KG3HW", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a89cd1b0ca0038b16cf9e458", "partition": "shared_train", "query": "I\u2019m restoring a Fender Stratocaster and want to upgrade the hardware with a gold vintage-style bridge, matching mounting screws, and a gold jack plate that fits the guitar properly.", "positive_items": ["B005SGA8DU", "B003AYLSFE", "B06XG21X1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8a20238fcca0f86181429d0", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for podcast vocals and a guitar amp, with a stable desktop position for speaking, an adjustable stand for the instrument mic, and balanced cables to connect everything to my audio interface or mixer.", "positive_items": ["B08Z5XSKP8", "B015JTEBN8", "B0916MP75Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8a83638d3e53b8925303178", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor DJ party and need a simple two-channel scratch mixing setup, powerful portable speakers with stands, microphone support, and a long XLR connection for announcements.", "positive_items": ["B08DLCFQKN", "B08DBDD6CM", "B091G24NXR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8ab86583e1b5bb0e5baffa2", "partition": "shared_train", "query": "I\u2019m setting up a small stage show and need a portable elevated lighting setup, DMX control for multiple fixtures and programmed effects, plus water-based fog fluid for atmospheric dance-floor or performance effects.", "positive_items": ["B06Y17CPDF", "B00JL5HHJC", "B0C3LGJVC2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8ae38ed6f130fba47764fe5", "partition": "shared_train", "query": "I\u2019m preparing for acoustic guitar practice and need to restring my instrument, tune it accurately by ear, and keep my sheet music steady and easy to read.", "positive_items": ["B08T2N1WZR", "B07GFH8NTB", "B01EA91TI8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8b7a3ac113e5cc22a3fcc6e", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording rig and need to connect several microphones to an eight-input interface, while routing balanced outputs to external mixer or rack gear with reliable cables for rehearsal and multitrack recording.", "positive_items": ["B07CYRYQ8G", "B06X9KG3HW", "B09397FWYW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8b9378e455f9041062c0f43", "partition": "shared_train", "query": "I'm outfitting my electric guitar for rehearsals and live playing, with a replacement strap, dependable strap security, and heavier-gauge nickel strings for a fresh setup.", "positive_items": ["B0BSGM6CQ9", "B00H35YIJE", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8c76b69192fbe6207d9e7e5", "partition": "shared_train", "query": "I\u2019m putting together a portable electric guitar setup for practice and small gigs, with slide playing, organized pick and accessory storage, basic maintenance and string organization, plus a reliable cable-free connection to my amplifier.", "positive_items": ["B0B3WX3JVS", "B0002VB8AS", "B07QH1B746", "B0C6J1BN77"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8d12f461d36514e22d942ab", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular rehearsals and gigs and need a reliable way to tune it, protect it during transport, and make a heavy instrument more comfortable to play.", "positive_items": ["B097Q9W8MW", "B000TGSM6E", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8d57483800412853b4984a6", "partition": "shared_train", "query": "I\u2019m getting my bass ready for funk gigs and want a coordinated upgrade that refreshes its controls and strings, improves the bridge hardware and strap security, and gives my effects a compact, protected setup for transport.", "positive_items": ["B07R28FF44", "B0002IZQLI", "B00IPHSRN2", "B002CVUNO8", "B0B3VN1C8Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8e1505b9f28cb1064131630", "partition": "shared_train", "query": "I\u2019m putting together a portable bass pedalboard for gigs and need compact patch connections between effects, a high-quality cable for the signal path, and a protective top-loading case to carry my bass safely.", "positive_items": ["B00VTCBQS8", "B07611DYZX", "B01BWE9BV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8e7ea860d888d6cacf5e78c", "partition": "shared_train", "query": "I\u2019m refurbishing an older guitar for regular playing and need reliable replacement tuning hardware, an accurate way to check tuning, and a compact stand to keep it safely supported between sessions.", "positive_items": ["B0B1DPY481", "B07Q5G54XF", "B08KRDKZ6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8f035c9adf5430eb081fb46", "partition": "shared_train", "query": "I\u2019m building a compact desk-based songwriting station where I can keep my guitar safely secured nearby, trigger drum patterns from a USB pad controller, and connect my instrument audio to small 3.5mm monitoring gear.", "positive_items": ["B0C2VGQY9W", "B0BP3MNJKN", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8f7f1798eacd5ba589140b9", "partition": "shared_train", "query": "I\u2019m setting up a live band rehearsal and need stable microphone support for several performers, an adjustable side-mounted boom for an instrument, and a tidy way to route four balanced mic signals back to the mixer.", "positive_items": ["B019LR2XTS", "B07DX95KP2", "B0002E5518"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a8fa5a1e31ba197eb8004ed7", "partition": "shared_train", "query": "I\u2019m organizing a small three-person vocal performance and need to mount several handheld microphones, secure additional mic positions, run balanced XLR connections into a multi-channel mixer, and adapt the mixer\u2019s output to balanced 1/4-inch equipment for recording.", "positive_items": ["B08DZZ89Z9", "B07KCGTYY9", "B0002ZO3LU", "B01DK1ZGSQ", "B08DBDD6CM", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9099c8e8a886f8611d947f4", "partition": "shared_train", "query": "I\u2019m setting up a compact beginner guitar practice station for my apartment, with a way to hold the instrument safely, change keys easily, plug in for amplified sound, and keep spare picks handy.", "positive_items": ["B0BT8FDL8B", "B018FCZKR2", "B07D98SY2V", "B074PL4QH4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a90d0558cbf7e0ecef443efa", "partition": "shared_train", "query": "I\u2019m setting up a multi-guitar practice and performance station with secure instrument storage, scratch-free hardware adjustments, and clean isolated power for my pedalboard.", "positive_items": ["B0C3LJCY6S", "B06XSKR8HL", "B0BT2Q355P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a913b0af4663ff3b98d4441f", "partition": "shared_train", "query": "I\u2019m putting together a guitar practice and care setup where I can build finger strength, experiment with different picking and slide tones, keep several guitars safely supported, and protect an acoustic instrument from dry conditions with easy-to-refresh humidity maintenance.", "positive_items": ["B0B8FSCM9L", "B078KTV8L4", "B08BSFDY99", "B07X2LN3FV", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a91ff3de8ebc77e1b4492462", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal-recording station for songwriting and demos, and need a quality condenser microphone, reliable XLR connection, and a compact mixer that can send the audio to my computer.", "positive_items": ["B08DBDD6CM", "B005EHILV4", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9207d5498d5004470df9fd2", "partition": "shared_train", "query": "I\u2019m putting together a gentle beginner music-and-mindfulness session for a small group, with a calming opening cue, an easy instrument for guided melodies, a strummed accompaniment, and soft reusable picks that won\u2019t sound harsh.", "positive_items": ["B0951C4RGR", "B076Q5QP4X", "B0BLJ8137Q", "B09WW1X2NB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a921a6e665ec0f3a195fe351", "partition": "shared_train", "query": "I\u2019m producing an outdoor acoustic performance video and need a safe way to hold my guitar between takes, a full-size keyboard for arranging virtual instruments, and effective wind protection for the recording microphone.", "positive_items": ["B00IWWZAM6", "B00HX40PEC", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a92c826f61c846fbac208050", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string guitar: I need a stable, protective neck support for fret work, a tool to level the fingerboard accurately, and reliable 3-per-side locking tuners to improve tuning stability afterward.", "positive_items": ["B07NLKT654", "B07593G916", "B073RTT48C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a931afe5d4b784be0e41aa35", "partition": "shared_train", "query": "I\u2019m refurbishing an Epiphone Les Paul-style guitar and need matching black control hardware, properly fitted mounting surrounds for both pickups, and a replacement ivory selector-switch cap for the existing controls.", "positive_items": ["B07PMLJ8PT", "B07Y64KG1R", "B089XFMQ5W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a95549816e70a915531e051a", "partition": "shared_train", "query": "I\u2019m putting together a vintage-leaning electric guitar pedalboard and need smoother dynamics, warm phase movement, and spacious adjustable repeats for recording classic rock and funk parts.", "positive_items": ["B0016BFBO2", "B003AYC1SM", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a957057b74c2fae3f890b532", "partition": "shared_train", "query": "I'm setting up a colorful Beatles-themed rehearsal space for a young guitarist and need a stable music stand that protects the floor, plus durable heavy picks for practicing and performing.", "positive_items": ["B07C2B64PW", "B07MZ6XF6P", "B09MJWYTQW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a95759e51168eabcc281b2a8", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and maintenance station at home, with a secure way to rest the instrument on nearby furniture, tools for efficient restringing, and portable exercises to build finger strength, calluses, and coordination between practice sessions.", "positive_items": ["B097FMTZCP", "B08R5GM6YB", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a95a3deb548073f74e43ae6e", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular practice and want supplies to restring it, keep picks handy in low light, and mount the instrument safely on the wall without damaging its finish.", "positive_items": ["B0BFKQ9QXD", "B09V9172YN", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a96b673eb856a1158d2e6cbe", "partition": "shared_train", "query": "I\u2019m putting together a portable bluegrass performance setup and need powerful acoustic amplification, protection for transporting the amp, and reliable tuning for banjo, mandolin, or fiddle.", "positive_items": ["B015HG7F3Q", "B00BXE4R6U", "B07T7ZSJXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a96e20bb5dc2ad30d8dcba45", "partition": "shared_train", "query": "I\u2019m putting together a compact, reliable guitar setup for small live acoustic gigs and need tidy short connections, quiet signal control, quick tuning, gentle compression, and secure strap hardware for moving between rehearsals and shows.", "positive_items": ["B00DM4LT10", "B07JCW1KGG", "B075MPFFRV", "B079TLFL33", "B0919825Z2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a974646e25c3b44a63b1427a", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice corner with comfortable adjustable seating, hands-free sustain for my electronic keyboard, and secure wall storage to keep several guitars accessible without taking up floor space.", "positive_items": ["B07R3S93K8", "B0BSCF2FD7", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9754eb8ee90080d4e4a8fc0", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a thorough maintenance and setup, including cleaning and conditioning the instrument, checking neck relief precisely, and safely removing bridge pins without damaging the wood.", "positive_items": ["B0BT3D5TZT", "B07TNNP49T", "B09ZTK33ZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9774d5005726e0663dda5cf", "partition": "shared_train", "query": "I\u2019m putting together a compact home recording setup for percussion and electric instruments, with wall treatment to reduce room echoes, a small mountable snare, and durable balanced cables for connecting my gear.", "positive_items": ["B00M6SI0X8", "B00ATPD9T0", "B0B2W6JWR4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a994bc3ec3c9404f791a6f75", "partition": "shared_train", "query": "I\u2019m setting up a beginner guitar practice space and need replacement nylon strings for a half-size classical guitar, comfortable picks for playing, and a wall-mounted music-themed place to hang my keys.", "positive_items": ["B08MZKBNL5", "B079NS31NK", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a99fd80de5d7fcae972d3816", "partition": "shared_train", "query": "I\u2019m setting up a versatile 12-string guitar station for rehearsals and small performances, with a warm replacement string set, quick key changes, a long cable for amplification, and safe wall storage between sessions.", "positive_items": ["B00N4ZHQ14", "B00RVE9X06", "B07R3S93K8", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9af7e8a9ad95c0bf19c33a9", "partition": "shared_train", "query": "I\u2019m refurbishing my left-handed acoustic guitar and need compatible replacement hardware for the bridge and nut, decorative bridge pins, and medium-gauge strings for a richer, clearer tone.", "positive_items": ["B01MQZOVAK", "B076ZRW6VJ", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9b4e79cb75057e5f3acff56", "partition": "shared_train", "query": "I\u2019m putting together a mobile outdoor acoustic-session recording and need a flattering vocal mic, versatile condensers for capturing the performance, battery-powered flexibility, and wind protection for clean takes.", "positive_items": ["B00COU1MQ0", "B019JX565C", "B001ECQONU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9b58318df33d250a86ae62a", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat and preparing layered guitar parts for a recording session, with a backplate replacement, mellow flatwound 7-string and Nashville-style string setups, accurate tuning, clean string changes, finish polishing, and plenty of picks.", "positive_items": ["B0BPJ4Q6FJ", "B00315D0E4", "B0C6J149WZ", "B07WW5PKCP", "B015HG7F3Q", "B07V46KRD8", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9b8b0c9bbc026c18564d00e", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for home practice with heavier-gauge strings, a versatile multi-effects unit for varied tones, and a dependable long cable to connect everything.", "positive_items": ["B01DE4DPSC", "B01M03W1HD", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9cc9004890f5632f03ca9cf", "partition": "shared_train", "query": "I\u2019m setting up a compact electronic drum practice and recording station with a stable kick setup, adjustable snare support, reliable foot control, and several balanced connections for routing the module and other audio gear.", "positive_items": ["B0C38LLMXG", "B016CKBHNA", "B0C3LHCRJ6", "B01BMUJ930"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9ce4a132949ba8e44a6c60a", "partition": "shared_train", "query": "I\u2019m putting together a compact setup to record guitar demos: I need hands-free control of amp or POD channels, wah/volume and tap tempo, a reliable instrument connection, and an 8-track recorder for layering parts.", "positive_items": ["B00VSYN25M", "B002GYWBKU", "B00B9060X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9da54980d098becb2f3b886", "partition": "shared_train", "query": "I\u2019m setting up a two-microphone recording stand for an interview, with a 5/8-inch bar, vibration isolation for a 43\u201346 mm condenser mic, and wind protection for my Shure SM81 or SM57.", "positive_items": ["B00C86FA0E", "B06W9NGW7Z", "B0C61XDHWW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9e764218693b1ffa4cb23d0", "partition": "shared_train", "query": "I\u2019m refreshing my five-string bass for upcoming gigs and want bright, balanced strings, a comfortable music-themed strap, and a way to make custom picks at home for playing and sharing.", "positive_items": ["B0B8LVM1YS", "B0BHG58G2F", "B072DXPHC3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-a9ff6fd4b1072467dbdb67cf", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar practice rig with a wah effect, dependable 9V power, short and long cables to connect everything, and comfortable picks for playing at home.", "positive_items": ["B077GK1J7N", "B01DE4DTAG", "B0B95V41NR", "B0002E3FBA", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa0611c6232a18678abd6092", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style electric guitar and need a period-correct humbucker and control hardware, cloth-covered wiring for the electronics work, plus reliable tuning and a cable for setup and testing.", "positive_items": ["B06XKJKKKH", "B07C9C4L9L", "B0B8F6LD9F", "B01DE4DPSC", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa079f65dec78fe1d144d2fe", "partition": "shared_train", "query": "I\u2019m setting up a small guitar performance corner and want to personalize my instrument, play comfortably with an adjustable strap, and safely display two guitars when they\u2019re not in use.", "positive_items": ["B09JMYM88H", "B0BMYY94N3", "B07FYPBL6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa26a03cbf7585e6d3050d9d", "partition": "shared_train", "query": "I\u2019m refurbishing my drum setup for regular practice and need a comfortable portable seat, reliable sticks with a secure feel, and a durable coated 20-inch tom head for warm, projecting tone.", "positive_items": ["B09TXP3FSK", "B082WVC3RT", "B00KMFUCC4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa27b388388b8f25f4321536", "partition": "shared_train", "query": "I\u2019m organizing a small disco-themed ukulele performance and dance party. I need an acoustic concert ukulele, a wired handheld mic for singing, hardware to mount my existing PA speaker above its subwoofer, and a motorized mirror-ball effect.", "positive_items": ["B07MZVLGK2", "B07D9SC71L", "B003GEBGA0", "B09Z5BSB4B", "B07CHP22XJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa289cc0be0fed6a12aaefe4", "partition": "shared_train", "query": "I\u2019m restringing my guitar and preparing to record a clean demo on my iPhone or Mac. I need practical maintenance help for winding and trimming strings, reducing friction at contact points for tuning stability, and capturing the instrument\u2019s tone digitally.", "positive_items": ["B00K1WIAV8", "B07DL9VSDF", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa2b24ef1915d3b7b4b07e6f", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for a versatile playing and home-recording setup, with responsive humbuckers, a clear dynamic overdrive tone, and a low-latency USB interface for tracking and monitoring the results.", "positive_items": ["B0B58HH8XN", "B07C183K1R", "B0812B26TN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa335e7a9536c2b8fada6830", "partition": "shared_train", "query": "I\u2019m organizing an inclusive beginner percussion circle for a community music workshop and need a portable seated rhythm setup with hand-played drums, bright accent sounds, and enough handheld shakers for participants to play together.", "positive_items": ["B00BQYODWK", "B0B761M86R", "B0002E1MOW", "B09C18QS54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa35ca3e68391c375b9b3005", "partition": "shared_train", "query": "I\u2019m putting together a compact live rig for an acoustic-electric guitar, with clean amplification, low-noise signal control, reliable pedal connections, and creative echo, glitch, chorus, flanger, and vibrato textures for solo performances.", "positive_items": ["B01M5CXA0N", "B00DT59450", "B01822JH8I", "B06XX39891", "B07611DYZX", "B00DYJ427Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa3b6fb4a2979a49372ccbcd", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal and recording rack for electric guitar, with heavier-gauge strings and quick tuning, balanced multichannel connections, personal in-ear monitoring, and the mounting hardware and finishing panel needed to keep the rack secure and tidy.", "positive_items": ["B07DX95KP2", "B07C91W874", "B004J9WSD0", "B001ECQQ8I", "B0BSGM6CQ9", "B0002DV0CC", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa473fa3092a2963b2a1f125", "partition": "shared_train", "query": "I\u2019m preparing a small live stage show and need to repair a compatible PA speaker, route and split several audio signals, safely power the rack, terminate the DMX lighting chain, and trigger a fog machine wirelessly from the performance area.", "positive_items": ["B00WBCBQF8", "B09ZTJH58K", "B0BR2HWY75", "B07CQQXQ4T", "B00JV1FT78", "B0002E57D4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa4a40418dd518b0f2b6d73d", "partition": "shared_train", "query": "I\u2019m restringing my bass and electric guitar for a recording project, needing super-long-scale bass strings, bright extra-light electric strings, and a .019 plain-steel replacement for a customized setup.", "positive_items": ["B07CRK35NG", "B07D5W5X3Z", "B09GWVFHR5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa51b5a0a7d6d40f4d12701f", "partition": "shared_train", "query": "I\u2019m refreshing my Bb clarinet setup for rehearsals and performances, looking for components that improve tone and response while providing comfortable, adjustable support during long playing sessions.", "positive_items": ["B000RVXPXG", "B0C4TFC35M", "B004P59BGA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa5854253201518d77e2634c", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster and assembling a compact live pedalboard, looking for pickups with vintage twang without hum, versatile pitch effects, and short right-angle patch leads for tight spacing.", "positive_items": ["B008TNAG4A", "B01DK40R3M", "B075C8CLQ1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa5bb8c93d293a82d1cbafab", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for a versatile recording setup and need replacement heads for the kick, snare, and toms, with controlled low end, microphone access, responsive snare tuning, and durable, brush-friendly coated surfaces.", "positive_items": ["B09HCVK9HL", "B09HL6MZ45", "B0BKZ1G3P3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa5fc844e03d6d7fcd65e69f", "partition": "shared_train", "query": "I\u2019m setting up a safe home guitar station for several instruments, with padded floor storage, a secure wall-hanging option, and strap hardware that protects the finish while keeping guitars safely attached during playing.", "positive_items": ["B08JMQR2JK", "B00H35YIJE", "B004FOITMS", "B000LPWHSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa60323ce34fbe0a646facb2", "partition": "shared_train", "query": "I'm setting up a compact tabletop audio station for recording interviews: I need to mount a microphone securely, connect it over a long balanced run, adapt between XLR and quarter-inch gear, split a balanced feed to two inputs, and route laptop stereo audio into separate channels.", "positive_items": ["B01H0PACWI", "B00J3ZS6YA", "B08DBDD6CM", "B01DK1ZGSQ", "B01H8E58SY", "B096FZ5TKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa686dfbce5d67c657bb1355", "partition": "shared_train", "query": "I\u2019m building a portable electronic-music production and live-performance setup and need fitted protective covers for my controllers, synths, and audio interface, with cable access, spill and dust protection, and safe transport between home, studio, and gigs.", "positive_items": ["B08KDNBGT7", "B08KDLTLB4", "B0C79H671L", "B08KDRVD8Y", "B08KDQZXCZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa6dda80735132bf4297b5eb", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and small gigs, with a warm-sounding string set, a secure adjustable strap, reliable non-slip picks, and a convenient way to keep spare picks within reach.", "positive_items": ["B09V91H5XM", "B09S2VB3KW", "B0BFKQ9QXD", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa7ea049f7411f9fcf71728f", "partition": "shared_train", "query": "I\u2019m setting up a small live panel recording and need an eight-input interface, several long balanced microphone connections, an adapter for a quarter-inch audio source, and a sturdy tabletop boom mount for one of the speakers.", "positive_items": ["B00NPAMDQ6", "B097JDV3FW", "B07JB59SLT", "B08JGF85HF", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa8218b50c3ff3b8e6a9a361", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and songwriting, with fresh long-lasting strings, an easy way to change the key while I play, and convenient access to picks during sessions.", "positive_items": ["B01K1EJQ9U", "B086J8YDK3", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa84d9b703f6789427401e78", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for rehearsals and performances and need heavier-gauge strings, a comfortable extra-long strap, and a simple way to keep it securely attached.", "positive_items": ["B0BJF97MDV", "B0179A4ILK", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa85c4e67c501725fec8d427", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string electric guitar for regular practice and gigs, looking for light strings that hold tone, natural-feeling picks, and an easy way to keep them handy.", "positive_items": ["B0BKZ3GCGR", "B098KXQJVY", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa989a8d94f1b98c7827a27c", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and want supplies to clean and protect its finish, replace the strings, and keep reliable picks on hand.", "positive_items": ["B0BFKKVQZT", "B0002D0CEO", "B07WW5PKCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aa9aa3b6fa24e1c0b30c95a5", "partition": "shared_train", "query": "I\u2019m preparing my guitars for regular home practice and small performances: I need reliable tuning and quick key changes, comfortable picking and a plugged-in connection, secure strap hardware that protects the finish, and a safe wall-mounted way to store an instrument.", "positive_items": ["B00IFOTSJW", "B00CPLODUU", "B08DM9NFLH", "B0BKZ5N3PC", "B079TLFL33", "B088DD5M4V", "B0BT32Y216"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aaa28ef43a617074b74bac29", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for regular rehearsals and live gigs, with durable coated heads for warm, responsive tom sounds and a sturdy, reliable stand for consistent hi-hat control.", "positive_items": ["B013VNOVZW", "B09HCRTKL4", "B0BKZ1G3P3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aab2a1a71437f44d239681fc", "partition": "shared_train", "query": "I\u2019m preparing a small stage set where I\u2019ll switch between electric guitar and violin. I need heavier-gauge replacement strings, secure strap support, a place for my instrument and bow, sheet-music lighting, and a reliable microphone setup for amplifying the guitar.", "positive_items": ["B002FWET44", "B000EENO2S", "B00H35YIJE", "B0BSGM6CQ9", "B0C39H86Q1", "B00FXBU85S", "B07JJ6R5GJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aac0fe346a75c15db2188f69", "partition": "shared_train", "query": "I\u2019m setting up a portable DJ station for home practice and small gigs, with a compact controller, elevated space for my laptop and gear, and a sturdy foldable performance table.", "positive_items": ["B001Q3KSPM", "B001R6G514", "B0149XD9CY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aac89294c923ea35d4a3a037", "partition": "shared_train", "query": "I\u2019m restringing and refreshing my electric guitar at home and need a secure place to set it down, a reliable way to trim tough strings, and precise tuning afterward.", "positive_items": ["B00315D0E4", "B002IC1D5E", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aacf70e87265d813a03764dc", "partition": "shared_train", "query": "I\u2019m setting up a compact live band rig and need personal in-ear monitoring, a way to mount an extra microphone or percussion accessory on my drum hardware, and clean instrument-to-mixer signal matching.", "positive_items": ["B0016HDP58", "B000CCSWPQ", "B07C91W874"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aadf0599eb44fc9ab3387f40", "partition": "shared_train", "query": "I\u2019m building a compact podcast voice-recording setup and need a studio microphone supported by a swivel boom arm with shock isolation to reduce desk vibrations.", "positive_items": ["B000Z7JJAU", "B0BYXQHW7Y", "B003BQ2DKK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aae0f3c3fd855fd12863a1a4", "partition": "shared_train", "query": "I\u2019m preparing my jazz-funk band\u2019s rehearsal setup and need durable sticks for the drummer, a compact splash accent, and fresh nickel-wound strings for our five-string bass.", "positive_items": ["B01CFGB8KM", "B00I5RTOQG", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aae3f7196022e6e2453bf887", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for quiet home practice and rehearsals, with dependable tuning, a safer strap connection, comfortable playing accessories, and a plug-in headphone setup for practicing without disturbing anyone.", "positive_items": ["B096K2LZKH", "B0B9TBDBRJ", "B000ZJTPLG", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aaf3506347e8368c1229f396", "partition": "shared_train", "query": "I\u2019m setting up a quiet, portable drum practice station and need to dampen the full kit, keep my settings secure after tuning, have a drum key handy, and mount my sticks where I can reach them while playing.", "positive_items": ["B07TS8RZJ5", "B0002E2UUW", "B07N2WWT61", "B08WB49N94"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aaf7789c1bce840f25066c11", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric-guitar practice corner at home and need a starter instrument with essential learning accessories, a small amp for tone shaping, and a secure stand for storage.", "positive_items": ["B0C629P2NB", "B09V1TW1PN", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aafc84f6fea330e18c95f312", "partition": "shared_train", "query": "I want to assemble a vintage-style Telecaster guitar, combining a finished alder body, maple neck, reliable neck-mounting hardware, and six inline tuners for a playable custom instrument.", "positive_items": ["B00DUJ102A", "B0148JN7QM", "B01J50OH04", "B00EB1226Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aafd8a9c916b0231c114ce92", "partition": "shared_train", "query": "I\u2019m putting together a UV-lit live set and need to transport my compact acoustic guitar, refresh my bass for a bright stage look, and neatly connect several rack effects to the mixer.", "positive_items": ["B095XCZXNQ", "B01DN7O0TS", "B0C3LK9886"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab052bb57c6919f4c1eb67e8", "partition": "shared_train", "query": "I'm putting together a compact home guitar rig and need a small amp head, versatile effects with an expression pedal, reliable power, and short patch leads to keep the setup tidy.", "positive_items": ["B01CFNML9W", "B07TDNWYSB", "B07HR9Z7FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab087b1dd0003cd0f4e7474f", "partition": "shared_train", "query": "I\u2019m building a practice setup for arranging and recording harmonica parts, with a blues voice in E-flat, an extended solo-tuned low register, and a compact chromatic pitch reference for tuning other instruments.", "positive_items": ["B09282LNM7", "B076VHDK96", "B076WZC5CN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab125e2b3d545a466c1f9ee0", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home station for practicing my digital piano and need a height-adjustable stand, a supportive folding seat, and a piano-style pedal for sustained notes.", "positive_items": ["B01M7RFRIR", "B0BK6SKPRP", "B093YLCJVH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab15b207b9ff3e76ef64ffa0", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for live rehearsals and need a setup that keeps it secure while playing, restores tremolo control, shapes a smoother compressed tone, and powers several effects reliably from one station.", "positive_items": ["B099K5WXP5", "B0B8LK7MTH", "B08PBNXZYP", "B0B5KBD9LQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab16728940a943247c5d5e55", "partition": "shared_train", "query": "I'm putting together a compact setup for a small live guitar performance and need to connect my instrument to an amp, position a microphone securely, and keep picks, a tuner, and my drink within reach.", "positive_items": ["B00YJ5C46K", "B015JTEBN8", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab218207af24c78abb5dc659", "partition": "shared_train", "query": "I\u2019m setting up a small guitar workshop and lesson space where three instruments can be safely displayed, restrung and maintained, with plenty of durable picks available for students and practice.", "positive_items": ["B08R5GM6YB", "B0BG95DG2H", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab25e279bf2ce93cd718d436", "partition": "shared_train", "query": "I\u2019m preparing for tenor sax rehearsals and need reeds for both traditional playing and exploring different jazz styles, plus a protective mouthpiece cushion and a stable adjustable stand for my sheet music.", "positive_items": ["B00T3G0F5C", "B004L6RD7M", "B00T3GJL8O", "B00N5TGXOA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab260e2cb13153f484c54723", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice rig at home and need reliable picks, a cable to connect my instrument, and a compact amp with clean, driven, play-along, and quiet headphone options.", "positive_items": ["B0BT862N4P", "B01DPCONFM", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab38a891118cb44d2ba91209", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for heavier rock playing and want a comfortable durable strap, heavier-gauge strings, and picks with a secure grip for reliable live performance.", "positive_items": ["B00HZH4D04", "B01DZ6FBBI", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab493506dc5ff5ea3260a7e2", "partition": "shared_train", "query": "I\u2019m preparing my guitars for a live rehearsal and need to switch keys on a steel-string, keep bridge-adjustment tools handy, and connect my electric instrument reliably to the amplifier.", "positive_items": ["B07CLBSHST", "B001GDJQTG", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab4a7d46397144ce2cf40d8a", "partition": "shared_train", "query": "I\u2019m preparing a recording session covering my 12-string acoustic, 7-string electric, and other acoustic and electric guitars. I need light-to-custom-light sets, warm bronze acoustic tones, and coated options that help each instrument stay fresh throughout rehearsals and recording.", "positive_items": ["B098KXQJVY", "B07DWLYGKH", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab4fd4df7437ea4668669639", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording rig and need a mixer for clean input control, reliable connections to passive monitoring speakers, and a way to reduce distracting plosive sounds while speaking or singing.", "positive_items": ["B015XTFNP4", "B0B31RCL2G", "B01M9D2C5L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab5bbdb5b447c56a31cb2b28", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for rehearsals and small gigs, needing enough reach to connect it to my amp, quick access to picks, and extra-secure strap attachment.", "positive_items": ["B01K1EJQ9U", "B0B1WYSKJS", "B0BLLF6ZCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab5d8af960523be600c4a446", "partition": "shared_train", "query": "I\u2019m preparing a comfortable jazz practice setup for my seven-string electric guitar: I need warm, ultra-smooth low-noise strings, flexible thin picks, and an adjustable foot support that folds away for travel.", "positive_items": ["B07T3GZVMD", "B07V46KRD8", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab6924611eef3f48ae9b458e", "partition": "shared_train", "query": "I\u2019m finishing a Jazz Bass build and setting up a small rehearsal and recording rig. I need pedal tuning, adjustable string muting for clean takes, drum-microphone isolation, and powered low-end reinforcement for playback and practice.", "positive_items": ["B0117EUYD0", "B075R91PXY", "B075MPFFRV", "B01NBIW57O", "B0BCXM9YPS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab6bcce67260f6795d1f06ed", "partition": "shared_train", "query": "I\u2019m putting together a playful small wind-instrument performance featuring clarinet and kazoo, and need fresh clarinet reeds, joint cork lubrication, plus an adjustable stand to position a microphone for clear hands-free playing.", "positive_items": ["B09SQ2Y148", "B003B09HV4", "B000EEL7OA", "B002PAY3WY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab7873275e87d261e52b3e0b", "partition": "shared_train", "query": "I\u2019m setting up sound for a small live band performance and need a compact way to route multiple microphones to the mixer, reliable XLR connections, and clear floor monitors so performers can hear themselves on stage.", "positive_items": ["B08DBDD6CM", "B00IKVCUC2", "B094DT79SM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab7b7df4131363f084247bd1", "partition": "shared_train", "query": "I\u2019m setting up a home practice rig for a semi-hollow electric guitar, with a comfortable adjustable strap, reliable cable, versatile small amp, and durable picks for playing different styles.", "positive_items": ["B0722P8YVZ", "B09V92RNL3", "B00EM5UOE6", "B01DPCONFM", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab8060e6f62e833bd83e5bb9", "partition": "shared_train", "query": "I\u2019m upgrading my Gibson-style acoustic guitar for live gigs with a properly slotted replacement nut, a rich passive pickup that can feed an amp or PA, and pedals for lush phase, classic wah, and noise control.", "positive_items": ["B00DT59450", "B0928FMP3T", "B01N9VNZPO", "B000P5OULA", "B0017W4HOU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab8683145795c87c1d41baec", "partition": "shared_train", "query": "I\u2019m refreshing my guitar for small amplified gigs: I need nylon-string replacements, reliable tuning, a comfortable adjustable strap, and a long cable for plugging in.", "positive_items": ["B0BHSG5C3G", "B09V91H5XM", "B00RVE9X06", "B07C5RMKBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab896c2f27fdfd8362895a48", "partition": "shared_train", "query": "I\u2019m refreshing my home music-production setup: I need to restring my electric guitar, connect it reliably to my recording gear, and add compact keyboard and pad controls for composing beats and virtual instruments.", "positive_items": ["B09G5QS1VD", "B08FDBCYHL", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab8ee17e4bfa4c12e45524ae", "partition": "shared_train", "query": "I\u2019m restoring a six-string guitar for a blues slide recording and need a smooth glass slide, precise replacement tuning hardware, and a directional instrument microphone to capture the performance clearly.", "positive_items": ["B01DNC1EEW", "B001W99HE8", "B00EB11OHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab919fe0c1cc7c9b4d9a0027", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for tight, high-output metal playing and need a bridge humbucker, fresh balanced strings, an accurate way to check neck relief, and noise reduction for a quiet, aggressive rig.", "positive_items": ["B0775CBC5R", "B073WHGWJR", "B000VTIT7Q", "B00DT59450"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab925daf6139aebcf3ec247f", "partition": "shared_train", "query": "I\u2019m setting up a portable string ensemble practice space for viola and upright bass, with reliable instruments and an adjustable stand for reading sheet music while seated or standing.", "positive_items": ["B0756Q83TC", "B0B6P55RBN", "B07FB54Y1N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab9ca14e20ff8c602985f3e3", "partition": "shared_train", "query": "I\u2019m creating a comfortable home setup for learning and rehearsing piano, with a full-size weighted instrument, dependable height-adjustable support, and an adjustable padded seat for long practice sessions.", "positive_items": ["B09WHL14TK", "B072JT59TD", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ab9d2b4ed83d385dbfa42382", "partition": "shared_train", "query": "I\u2019m setting up a small vocal rehearsal and recording station: mount microphones on two stands, keep a third available for swapping, protect the active handheld with a windscreen, and connect a mic to my computer through a two-input USB interface using an XLR lead.", "positive_items": ["B091MZPYBQ", "B0064RIB9A", "B000165DSM", "B07C91JT14", "B07KGF3MHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aba0ef876c99d095a7987970", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and display area with picks for playing, a long instrument cable for connecting my guitar, and wall-mounted storage for several stringed instruments.", "positive_items": ["B06XJGTN9L", "B07BLM53Z1", "B00CIIQFHE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aba4d0a5c30bd047f6724b0f", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station to capture my vocals and drum performances, with a stable adjustable desktop setup for the microphone and reliable sticks for playing.", "positive_items": ["B09VT45772", "B09TXP3FSK", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aba54d0623ed2270a74fcd55", "partition": "shared_train", "query": "I'm getting my electric guitar ready for regular rehearsals and gigs, and need supplies to clean and condition the fretboard, replace worn strings, and carry the instrument safely between home and venues.", "positive_items": ["B07GBRJLK8", "B09M7P8SBH", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aba9f99d1ebb54a77fd3951a", "partition": "shared_train", "query": "I\u2019m setting up a two-guitar practice and performance station and need a secure way to attach my straps, durable picks for strumming, and a padded stand that keeps both instruments safely supported.", "positive_items": ["B08C7QF9DT", "B09JMYM88H", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abad86d96c0edb14939ec5d8", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar and want a hotter rail pickup with coil-splitting, upgraded volume and tone controls with capacitors, and an adjustable replacement nut for a better-playing setup.", "positive_items": ["B09V53DP26", "B09GZJZF54", "B09Y4F63LS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abae5e10a30f5a460bb9defe", "partition": "shared_train", "query": "I\u2019m setting up a Latin percussion performance and need a durable pitched metal accent, a comfortable textured scraping instrument with contrasting playing options, and two adjustable floor stands to position microphones for recording or live use.", "positive_items": ["B0C4XQ496G", "B0002IHDYG", "B09LJ2796G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abb0f1f22b9788cf96643214", "partition": "shared_train", "query": "I\u2019m preparing for a casual guitar-and-mandolin jam and need fresh mandolin strings, reliable tuning, easy key changes, comfortable guitar support, and grippy picks for playing and strumming.", "positive_items": ["B09S2VB3KW", "B074WXM13T", "B0BPLFP5P6", "B07DWY44X8", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abb49e77d50f2953964f2bfe", "partition": "shared_train", "query": "I\u2019m setting up a portable live-performance station with isolated cymbal mounting for a more comfortable, natural sound, plus adjustable platforms for my laptop or mixer and accessories that work on standard speaker stands for rehearsals and stage use.", "positive_items": ["B0B3VPXH4Q", "B003GEJ5J4", "B07BK9VCT4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abbd01b5e7374c2dacdb6177", "partition": "shared_train", "query": "I\u2019m refurbishing several electric guitars: I need to rewire their pickups and controls with vintage-style cloth wire and braided shielding, condition the fretboards, install heavier-gauge strings, safely support each guitar during the work, and connect them for testing afterward.", "positive_items": ["B00NS76420", "B00IXPXEN4", "B01DPCONFM", "B08JMQR2JK", "B0BSGM6CQ9", "B0928HW2P4", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abc6296726c3be52105e4b3e", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and recording station, and need reliable tuning, a safe way to keep the guitar accessible between sessions, and a quiet cable for connecting it to my equipment.", "positive_items": ["B00285J6VY", "B09H1JQ8L5", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abd4ae96afb030ff58bd6bed", "partition": "shared_train", "query": "I\u2019m preparing for a small live guitar performance and need a way to safely park my guitars between sets, play comfortably while standing, and replace the missing battery cover on my GTD handheld microphone.", "positive_items": ["B006ZQBDT0", "B06VX9L14K", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abe634863fcd4f4d538747a7", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small gigs, so I need a safe setup for maintenance, accurate tuning, dependable amplified sound, comfortable picking options, and sturdy protection for transporting it.", "positive_items": ["B073RBWJM5", "B0743HH1JS", "B08T2DMFKD", "B01N01NYGY", "B015XLDQD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abe663dd4a206eabf123ccd4", "partition": "shared_train", "query": "I'm rebuilding my Strat-style guitar for heavier rock tones and want a prewired HSS pickup upgrade, plus flexible overdrive and metal distortion options with tone shaping for rehearsals and gigs.", "positive_items": ["B07QL42V3J", "B07DJ94MHZ", "B01ERE7DVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abe6e61164ca45808da6e9bd", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for live gigs and need a complete refresh: heavier strings with clear, powerful tone, tools for quick restringing, a long reliable instrument connection, and a secure, extra-long strap setup.", "positive_items": ["B09KWWS7DH", "B0C6LDD2W9", "B08R5GM6YB", "B09G5QS1VD", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abf14c91febff075ab3de7df", "partition": "shared_train", "query": "I\u2019m preparing for a recording session using both electric and acoustic guitars, so I need fresh strings for each, a replacement high-output electric pickup, a distortion pedal and cable for the amplified setup, plus a comfortable strap and capo for playing different parts.", "positive_items": ["B088DD5M4V", "B07C15R2VN", "B07226MCY6", "B0000WS42Y", "B01BGSJIY8", "B07BSHN8KF", "B01C5TBX68"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abf3bf90b713039010660f95", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record my digital piano and vocals, so I need a sturdy keyboard support, an adjustable microphone setup with monitoring, and a USB interface for connecting everything to my computer.", "positive_items": ["B01KTNQJ34", "B0BK6MQF3Z", "B0C5BMZ1K9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abf5a80c0e9e92bdf3e5a5b5", "partition": "shared_train", "query": "I\u2019m putting together a small home recording setup for an original song, with playable electronic drums, secure adjustable support for percussion, and clear vocal recording without distracting plosive pops.", "positive_items": ["B016QUXTZU", "B001MXAPC2", "B00TV0SA7U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abfdd00bf552391450da4b41", "partition": "shared_train", "query": "I\u2019m putting together a dance party in a large room and need a setup that can amplify music and microphone announcements, connect an audio source over a long distance, and create a slowly rotating mirror-ball effect.", "positive_items": ["B005D195RK", "B00XJRRO4Q", "B07CHP22XJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-abfed73b7d1933c3d6e8f45c", "partition": "shared_train", "query": "I\u2019m getting my standard drum kit ready for gigs and want to protect it during transport, refresh a tom for a deep, short rock tone, and safely stack cymbals without metal-on-metal contact.", "positive_items": ["B0002F787G", "B0BZX4HHSB", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac016fc9ee4ec2d62f8a15a2", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal station for a percussion-led band, with comfortable adjustable seating, reliable short connections for my instruments and effects, and a hand-played bell to keep everyone on beat.", "positive_items": ["B0002I9MPO", "B003HR375S", "B079YDQRSJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac062c44db3a21b1ad24554c", "partition": "shared_train", "query": "I\u2019m rebuilding a Precision-style bass and need durable stainless fret wire for the neck, a high-output single-coil pickup for stronger punch, and a black 13-hole guard to finish the instrument\u2019s rebuild.", "positive_items": ["B0B81J9HDM", "B0002GKYZI", "B00G4HJUKO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac0c658d5ec2ecc522fb2778", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and tube amp for reliable gigging: I need bright replacement strings, string and fingerboard care, secure strap hardware, and compatible preamp tubes for a balanced tone.", "positive_items": ["B00HDDN5JU", "B00INCGKSI", "B005F5TP6U", "B0C3H7SNPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac0c7a97c801b6d10d2ad799", "partition": "shared_train", "query": "I\u2019m setting up a small live presentation and music rig that needs discreet wireless voice pickup, isolated conversion for an instrument or line-level source, and a long balanced connection to the mixer or powered speakers.", "positive_items": ["B0BR2NC7ZL", "B092LF6RLS", "B00B8VX58Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac1139b80581018c4d9e1c31", "partition": "shared_train", "query": "I\u2019m organizing a small karaoke and stage event and need a four-singer wireless microphone setup, colorful foam covers for hygiene and identification, plus long XLR connections to route the microphones into the sound system.", "positive_items": ["B00NPAMDQ6", "B00HLVOO2G", "B00GQ5FQV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac12ae4eb8f0e04e5eb6f8d4", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster for cleaner, quieter live performances and need the replacement electronics, fresh strings, and a reliable way to send the guitar signal directly to the venue\u2019s PA system.", "positive_items": ["B06Y2PK4P8", "B009AARY2I", "B01C5TBX68"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac168e4bd9754965a73dc8d0", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly electric guitar practice setup with flexible pick options, reliable connection to a compact amp, clean and driven tones, and the ability to play along quietly with backing tracks.", "positive_items": ["B09NWCD36N", "B0BXBFG6BX", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac186f9c05affe826a9b7092", "partition": "shared_train", "query": "I\u2019m preparing for a small live acoustic gig and need a way to safely transport my double bass pedal, refresh a worn dynamic vocal microphone, and add warm, bright handheld percussion for the performance.", "positive_items": ["B06XWNGFYC", "B00OSHRM48", "B0BG3QZCJN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac18f150513c0dd36e5ce891", "partition": "shared_train", "query": "I\u2019m organizing an acoustic blues and folk recording session with guitar, harmonicas, and vocals, while refreshing my existing drum setup with a crash cymbal and snare maintenance supplies. I need compatible gear for the whole project.", "positive_items": ["B000A1HU1G", "B0BKZ6JR1L", "B0002E2UUW", "B0BYXVCSGG", "B00004UE2D", "B002XNN8B0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac1ada54c9dff1c1cccc7369", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and recording space for a small band, with flexible bass effects, instrument miking, connections for phones and stereo gear, MIDI control with sustain, and safe storage for several guitars.", "positive_items": ["B0BT9R8MMV", "B07NM6C3S7", "B001W99HE8", "B086ZRCY4R", "B0B9XP5VFW", "B01DN7OLJC", "B07MJJ281Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac1d835cba73275b4f7ea436", "partition": "shared_train", "query": "I\u2019m setting up a compact home songwriting and recording space where I can sing, play keyboard and electric guitar, comfortably support the keyboard, shape my guitar tone, and accurately monitor and mix the finished tracks.", "positive_items": ["B009GVXO3Y", "B076VWK8JV", "B019JX565C", "B00FX7MMRO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac252c8b897fc42bce999e52", "partition": "shared_train", "query": "I\u2019m setting up a compact beat-making workstation with a keyboard and pad controller, connecting the MIDI hardware through USB and 5-pin DIN, while also patching a separate balanced 1/4-inch connection to studio gear such as an effects unit or mixer.", "positive_items": ["B0035AQCT0", "B08FDBCYHL", "B01H8E52QM", "B0939BV175"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac2ba00251d639fff8158183", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar rehearsal and lesson space, with safe hands-free storage for several instruments, a reliable lead for plugging one into an amp, and fresh long-lasting strings for a brighter tone.", "positive_items": ["B09M78T485", "B08JMQR2JK", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac2d4d88d7a4a6f59d437b69", "partition": "shared_train", "query": "I\u2019m organizing a small community karaoke and announcements event and need a portable sound setup with amplified speakers, a hands-free wireless microphone for hosting, and a separate handheld vocal microphone for singers.", "positive_items": ["B00ZEKBDXY", "B074JF4CMN", "B00UZ7JADG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac33d9bf8316c959a6d4b3f5", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular amplified practice and gigs: I need to control feedback at higher volume, change keys quickly while playing, and protect the instrument from seasonal dryness while it rests in its case.", "positive_items": ["B0010SHU18", "B0BPKTYTPQ", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac3685a0619be5c3104d626f", "partition": "shared_train", "query": "I\u2019m restoring an older six-string guitar and need to refresh its finish, clean the strings and fingerboard, and replace worn tuning hardware for reliable tuning.", "positive_items": ["B09YDBKT7M", "B07WW5PKCP", "B07TBGJNPN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac3a782703a1c745ae6b8587", "partition": "shared_train", "query": "I\u2019m refreshing my Fender-style 7-string electric guitar for smoother jazz and blues playing, with a replacement nut, warm low-noise flatwound strings, and a simple way to keep the strap securely attached during performances.", "positive_items": ["B0179A4ILK", "B07K1S8NGH", "B07V46KRD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac4c040694b50700d0910950", "partition": "shared_train", "query": "I\u2019m putting together a portable setup to mic my drum kit and run small live shows, with complete drum microphones, reliable mixing gear protection for transport, and a PA processor to shape and manage the sound.", "positive_items": ["B003FW0IHA", "B0BMCT1N3G", "B01M8N618U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac5626b68aea4adc85e2530b", "partition": "shared_train", "query": "I\u2019m preparing a solo baritone ukulele-and-vocal performance and need a secure way to carry and play the instrument while protecting it, plus equipment for looping vocals with a microphone preamp.", "positive_items": ["B00PGY0E9C", "B01KL9WLN8", "B07YCLT2DG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac67e5f715b27a0ae8aa1148", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal and acoustic-instrument recording station and need a large-diaphragm condenser mic, a long balanced XLR connection, USB interface with phantom power and zero-latency headphone monitoring, plus a clamp-on pop filter to reduce plosives.", "positive_items": ["B00TTQLKVY", "B0BLM3QHRL", "B001PPXFAG", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac6bb05757a368661500f1e5", "partition": "shared_train", "query": "I\u2019m putting together a portable practice and gig setup for my Les Paul and Katana head, with protective transport storage, a stable stand between sessions, long reliable instrument leads, and a fitted cover to keep the amp head clean.", "positive_items": ["B086RM9ZB6", "B018FCZKR2", "B0BQLK5J2S", "B07NZ62WP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac6cb56913880c71e3ba764e", "partition": "shared_train", "query": "I\u2019m rebuilding a Strat-style electric guitar and need a comfortable replacement neck, reliable chrome tuning hardware, and a fitted protective case for storing and transporting the finished instrument.", "positive_items": ["B07VSNV5S1", "B0BK9XM8ZV", "B09PJ3N73Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac6d832db2ee43c986b3db73", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a blues-country porch set and want improved bridge tone, accurate tuning, versatile picks, a glass slide for expressive playing, and a C harmonica for melodies and fills.", "positive_items": ["B07C637QCK", "B073XT7NDT", "B0002GWNMU", "B00SEL5XHW", "B06VX6T3RG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac6fd00e0b6b2f23c00bfcd0", "partition": "shared_train", "query": "I\u2019m organizing a guitar recording session and need fresh long-lasting strings for the electric, reliable instrument connections, short patching and mixer insert routing, durable picks, and separate capos for six-string acoustic and wide-neck 12-string parts.", "positive_items": ["B00JL5I61A", "B01DE4DTAG", "B07DWY7R2X", "B00CPLODUU", "B0BKKLR2Y8", "B0B95V41NR", "B093T2PPWQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac75c58e47305f9b0c25c18e", "partition": "shared_train", "query": "I\u2019m putting together a compact, travel-friendly guitar practice setup with secure instrument support, enough cable reach to connect to my amp, and picks kept close at hand.", "positive_items": ["B01K1EJQ9U", "B01DE4DPSC", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac761af090ffe14477ce887c", "partition": "shared_train", "query": "I\u2019m preparing a compact band rehearsal and gig setup with stable cymbal support, low-profile microphone placement, quick mic changes, a durable focused 14-inch drumhead, and protective transport for my electric bass.", "positive_items": ["B0BZ5QTMKT", "B07TD9NX9F", "B00XP63JKO", "B0BKZ1N6X6", "B00FX1X51C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac7dc25792330a0ddd6b3d14", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular rehearsals and small gigs: I need reliable replacement strings, a long cable to reach my amp, a way to keep the strap securely attached, and plenty of sturdy picks for playing and backups.", "positive_items": ["B081T5GXGT", "B095XZJ99J", "B0BG95DG2H", "B0BLLF6ZCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac81162ff5f6fdcf3eb06a74", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal space and need safe, padded places to park several instruments, a comfortable hands-free playing setup, and assorted pick thicknesses so different players can try what suits them.", "positive_items": ["B09NWCD36N", "B074WXM13T", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac8c7129bf4933ac6f8506ea", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for regular practice and small performances, so I need supplies for a quick restring, accurate tuning, comfortable picking, and safely holding my guitars between sessions.", "positive_items": ["B00KIZROW4", "B0BKZ3GCGR", "B08JMQR2JK", "B0BTC9YJ2W", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac9205fb97ed6cf52b880d5a", "partition": "shared_train", "query": "I want to recreate a Led Zeppelin-inspired electric guitar performance, with bright high-strung tuning, reliable grip for energetic playing, and an expressive theremin part that can run through my amplifier.", "positive_items": ["B009W325V8", "B0BPJ4Q6FJ", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac935c9ec7ba7c2d5385e23c", "partition": "shared_train", "query": "I\u2019m building a small DJ sound system and need to connect balanced pro-audio gear, route stereo signals to passive subwoofers, and securely install the crossover and other equipment in a standard rack.", "positive_items": ["B075MMQ9N5", "B095JMYLPZ", "B01DE4DEGK", "B01A5CBKA6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac9631c68ca3999d327722d9", "partition": "shared_train", "query": "I\u2019m putting together a compact live singer-guitarist setup with clear vocal pickup, wireless movement onstage, foot-controlled effects or MIDI changes, and a way to join two female XLR connections in my signal chain.", "positive_items": ["B07KCYZNTY", "B093YKR8NH", "B0C5LYJXLR", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac99cca7ab8a1469b952b10d", "partition": "shared_train", "query": "I\u2019m putting together a small live keyboard performance setup and need to transport the keyboard safely, connect it to the sound system, and run microphones across the stage to the mixer.", "positive_items": ["B0018SU35U", "B0BS8PZNGK", "B00NPAMDQ6", "B00LMC2PNA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ac9a5a77b6358ff2dd2a0069", "partition": "shared_train", "query": "I\u2019m putting together a compact Fender guitar rig for rehearsals and small gigs, needing assorted picks, a 9V supply, short color-coded patch leads for effects, a compatible amp footswitch, and fitted protection for the combo amp.", "positive_items": ["B06XJ9CLN8", "B001L8NGJ2", "B08BSFDY99", "B005T800V2", "B0002E3FBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aca0200281c8ec572052b9d0", "partition": "shared_train", "query": "I want to set up a quiet home drumming practice station for my full kit, with responsive sticks and low-volume coverage for drums, cymbals, and hi-hat so I can practice without disturbing others.", "positive_items": ["B09T8HDBYK", "B0C61YK5FH", "B09TG8VP32"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aca1f7f6d936a387cca20644", "partition": "shared_train", "query": "I\u2019m building a compact home recording and rehearsal rig: refresh my Telecaster for slide playing with heavier strings and vintage-style pickups, add flexible effects for bass, organize gear in a rack stand, and mix multiple line sources cleanly.", "positive_items": ["B01BZTGPW6", "B074PYQS95", "B0BSGM6CQ9", "B0BR2Q367S", "B0002DV0G8", "B000CCS3UA", "B0BXSYL7X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aca4e29c52e144c69c279472", "partition": "shared_train", "query": "I\u2019m refurbishing a small DJ PA system and need replacement low- and high-frequency speaker components, plus balanced cabling for a long mixer-to-speaker run and a way to split one XLR output to two inputs.", "positive_items": ["B00H7IDKCI", "B07B9NKX9B", "B01H8E58SY", "B0BM71QK8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acc08de3966bcef5a3ed8a3c", "partition": "shared_train", "query": "I\u2019m giving my Les Paul-style electric guitar a refresh: restring it for a bright blues-rock setup, replace worn control knobs, and safely tighten the bridge and toggle hardware without scratching the finish.", "positive_items": ["B00AYPMN2Y", "B086HCGG42", "B0BT2Q355P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acc34b1c88437a8917e0cd31", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic guitar ready for songwriting and rehearsals, with fresh light-gauge strings, plenty of comfortable medium picks, and an easy way to keep them accessible while I play.", "positive_items": ["B00UCUEOG4", "B09QZJ57YW", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acc83db8104688fe72e577fb", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice station where I can keep spare picks within reach, practice accurately to changing rhythms, and safely hang my instrument between sessions.", "positive_items": ["B07PPHHG34", "B0BKZ3GCGR", "B0BXT384GR", "B0002E2O2Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acd0d65c34764bfc7ea42350", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar setup for rehearsals and small gigs and need a durable adjustable strap with secure locking hardware, accurate clip-on tuning, and protected power for several effects pedals.", "positive_items": ["B06WP8H248", "B016XLLHCY", "B076PF19FQ", "B01LSHMR86"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acd65608d7f48cf38a52be7a", "partition": "shared_train", "query": "I\u2019m setting up a beginner drum kit for practicing at home and need a balanced cymbal setup, precise drumhead tuning, and responsive sticks for daily playing.", "positive_items": ["B09RBFKS1X", "B0011380UC", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acdddbd1adba042d23c0eb2b", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small outdoor music performance, with stable support for my keyboard, guitars, and audio gear, a microphone position, power for the keyboard, and flexible amplification for instruments, vocals, and phone playback without relying on venue equipment.", "positive_items": ["B08JMQR2JK", "B0C3LHRRDV", "B01M0K7STH", "B001OAGQ80", "B0889FL1MT", "B07FZBF5HY", "B01DK1RHK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acdde49216c2734c8272aee8", "partition": "shared_train", "query": "I\u2019m putting together a small home guitar-and-vocal recording setup and need reliable instrument connections, compact links between effects pedals, and a way to reduce plosives and wind noise on the vocal microphone.", "positive_items": ["B09PBL98Q4", "B08B4J2FLM", "B0BCXRJCL2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ace36a80824d073446668208", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for casual gigs and practice, and need a comfortable adjustable way to wear it, quick headstock tuning, and easy one-handed key changes without retuning.", "positive_items": ["B09V91H5XM", "B00IFOTSJW", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acf497c023672342b6aa5fda", "partition": "shared_train", "query": "I\u2019m setting up a home string-instrument practice corner and need to reduce room echo while safely organizing my violin on the wall and keeping my cello supported on a cushioned floor stand.", "positive_items": ["B00ANR1QA8", "B00ATP5KF6", "B07DLBJKMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acf7dbe61185ca715552371a", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar and need to replace its tuning hardware, install a heavier-gauge string set, and make restringing faster with a practical winding tool.", "positive_items": ["B0002KZK4O", "B00BJTGILG", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-acfa0cfba09928df3ff4c684", "partition": "shared_train", "query": "I\u2019m refreshing my long-scale bass for live rehearsals and need heavy, bright strings, a comfortable extra-long padded strap, and a simple way to keep it securely attached.", "positive_items": ["B083R2QB96", "B07FYL7LW1", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad036e404bac880624222f03", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar rig for recording expressive classic-rock leads, with touch-sensitive overdrive, a space-saving wah, and a durable pick that stays secure during playing.", "positive_items": ["B01H2OZK2O", "B0716QP8SR", "B093YGKPTS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad10fe433716d5a2b4c99acf", "partition": "shared_train", "query": "I\u2019m rebuilding my Les Paul for a warmer, higher-output voice, then shaping it for experimental recording with adjustable frequency sweeps and unpredictable digital echoes, glitches, and stutters.", "positive_items": ["B0771QC7RH", "B01M5CXA0N", "B009A3JEZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad174ece199bc7a44c9e0b6f", "partition": "shared_train", "query": "I\u2019m setting up a small guitar band rehearsal and need to protect an acoustic guitar in its case, outfit an electric guitar for lower tuning, connect microphones over a long run, and mix everything cleanly.", "positive_items": ["B0B3NJ1TDB", "B01448TORS", "B08DZZ89Z9", "B0010XSZ3A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad19a3fea0901f6ccfc890ed", "partition": "shared_train", "query": "I\u2019m setting up a simple rehearsal recording rig for my band and need to boost my guitar tone, securely position handheld microphones, and capture the full session with a portable recorder.", "positive_items": ["B01GGUTOFE", "B0796CFWKG", "B076VWK8JV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad1e1eba038c591469e9031b", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, height-adjustable keyboard practice station for my 61\u201376-key keyboard, with sturdy support, an ergonomic seat, and a fitted washable cover to keep everything protected between playing sessions.", "positive_items": ["B017DNZ3XK", "B095JX9GZY", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad27b79e3f49f8113d06f43a", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal sound system for a church or event, with two wireless handheld mics, reliable wired connections, rack-mounted audio gear, mixing, feedback control, vocal dynamics shaping, and surge-protected power.", "positive_items": ["B0BSB847BR", "B0B31RCL2G", "B00NPAMDQ6", "B0002E513U", "B0BMDF94FH", "B07CQQXQ4T", "B00F9V6K86"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad2fe026f7db8a9b3deb91de", "partition": "shared_train", "query": "I'm preparing my electric guitar setup for rehearsals and gigs and need stable strings, reliable picks for playing, a simple way to secure the strap, and padded stands for safe storage.", "positive_items": ["B08JMQR2JK", "B0179A4ILK", "B09R6KV6QX", "B095XZJ99J", "B09QZJ57YW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad4853408e17763be2e0e102", "partition": "shared_train", "query": "I\u2019m getting my Dean ML ready for regular gigs and want to restring and maintain it safely at home, with proper neck support and an all-in-one string-changing tool, then protect it during transport in a sturdy fitted case.", "positive_items": ["B0711RXYT9", "B0C3Q29DML", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad4eea29894354d93175c312", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small gigs, and need a reliable way to tune it, keep it secure while standing, connect it to an amp, and replace worn strings with an easy restringing tool.", "positive_items": ["B0BJY2MYD1", "B09V91H5XM", "B015HG7HMA", "B01DE4DPSC", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad5b67c6261787638861410a", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar and vocal recording session at home and need replacement strings for the guitar, adjustable stands for two microphones, and long XLR cables to connect everything.", "positive_items": ["B0C4XQ496G", "B00NPAMDQ6", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad608ac1939d68d56c28dc75", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and maintenance station and need an adjustable, comfortable playing setup, a protective work surface with neck support for repairs, and a suitable-height swivel seat.", "positive_items": ["B07FTVKZB3", "B0756KMPTM", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad60dfe6de5f31acc20f0f49", "partition": "shared_train", "query": "I\u2019m setting up a portable electric-guitar rehearsal kit with secure instrument transport, several padded places to park guitars between songs, and a compact amp for playing at different destinations.", "positive_items": ["B097Q9W8MW", "B08JMQR2JK", "B0BT8FDL8B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad73b78e368e72b594b02c56", "partition": "shared_train", "query": "I\u2019m setting up a quiet, stable cello practice routine at home and need supplies to keep my bow gripping properly, reduce playing volume, and prevent the endpin from slipping on the floor.", "positive_items": ["B000Y02BWQ", "B000EELF7O", "B0002II6LK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad7ffecd0f074cca1934cf9b", "partition": "shared_train", "query": "I\u2019m preparing for a rehearsal where I\u2019ll switch between alto and tenor sax, and need dependable reeds suited to each instrument plus one stable, portable stand that can safely support either sax between sets.", "positive_items": ["B003B178M8", "B07XR6KPB3", "B0BK6T5BSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad8755cca455706674605e7f", "partition": "shared_train", "query": "I\u2019m restoring an older Strat-style electric guitar and need compatible hardware to refresh the bridge, secure the neck joint, and improve tuning stability and sustain with a properly slotted replacement nut.", "positive_items": ["B001OI52FK", "B01LMDLNAY", "B0002E1UDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad8a6ea865097624908a7c9d", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a live rehearsal and need accessories that let me connect it to an amp, play comfortably while standing, and quickly change keys without losing tuning.", "positive_items": ["B00VSYN25M", "B09V91H5XM", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad8dfedddb954a0d7c0c91fb", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar rehearsal space and need fresh strings for dependable playing, a variety of pick gauges to try, and secure stands for keeping several guitars ready between sessions.", "positive_items": ["B095XZJ99J", "B09NWCD36N", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ad9d6a98413e012f0d74a9e2", "partition": "shared_train", "query": "I\u2019m getting my Fender setup road-ready for gigs, with secure playing support, dependable protection for my Jazzmaster, and a replacement badge to refresh the amplifier\u2019s appearance.", "positive_items": ["B0C6J2DPBW", "B09BS25NJM", "B0BCXKVYJL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ada1149945352418963379a7", "partition": "shared_train", "query": "I\u2019m putting together a portable street-performance setup where I can restring my electric guitar, add pedal-driven bass to a cajon, and amplify several instruments or microphones without relying on wall power.", "positive_items": ["B0733QJZQZ", "B0BSYD6152", "B09G5QYZV2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ada36981a60ed2fb013e941a", "partition": "shared_train", "query": "I\u2019m setting up lighting for a small dance party and need an elevated, DMX-controllable color wash plus a compact beam effect that can cut through ambient light, all supported on a lightweight stand with room for multiple fixtures.", "positive_items": ["B06Y17CPDF", "B06Y64N5BH", "B00T77SHA2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ada42efad37d35dcd2976d6c", "partition": "shared_train", "query": "I want to set up a compact home studio for recording vocals and producing beats, with a USB keyboard for virtual instruments, clean XLR recording, and protection from harsh plosive sounds.", "positive_items": ["B07JNKY9T8", "B01E6T56EA", "B08FDBCYHL", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adaaa3521bf48d1c678b2c93", "partition": "shared_train", "query": "I\u2019m setting up a compact drum-and-keys rehearsal rig and need secure adjustable support for my snare, a way to add a 5-inch port to the bass drum front head, and a sturdy keyboard stand.", "positive_items": ["B0C3LHCRJ6", "B0C3LH9FX2", "B07C47QDL9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adb0c721a0b1af9b4b185914", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor acoustic concert and need a portable amplified setup for vocals and music, safe transport for an acoustic guitar, and stable stands to hold instruments between performers.", "positive_items": ["B08JMQR2JK", "B082MNMB74", "B0B85L75DG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adbb429f6a44a42a85e4300e", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic drum kit for recording and live playing, and need durable replacement heads across the kit plus adjustable bass-drum damping to control attack, sustain, and microphone bleed.", "positive_items": ["B09S1W71K6", "B07281RLMX", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adce7529e917d1429b4743ab", "partition": "shared_train", "query": "I\u2019m preparing a concert ukulele lesson kit: replace the instrument\u2019s strings with a High-G set, and have a quick way to create and annotate chord and fingering diagrams in lesson notes for students.", "positive_items": ["B00MXUJRKE", "B071D55G4Z", "B00RWDSILG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-add3600c5bc211d0c03f7224", "partition": "shared_train", "query": "I\u2019m putting together a portable blues setup for small gigs and rehearsals, with protected transport for my electric bass and compact mixer, plus a reliable D harmonica for lead lines and accompaniment.", "positive_items": ["B00A2H01IW", "B00XP63JKO", "B01M8N618U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-add6f65715278cb5c4e15051", "partition": "shared_train", "query": "I\u2019m putting together a live 12-string electric guitar rig for rehearsals and small gigs, with fresh light-gauge strings, a versatile combo amp, a reliable stage-length cable, and hands-free channel and effects switching.", "positive_items": ["B09NB1SM3W", "B0BCXRG3QQ", "B09S4PR451", "B09G5PFGV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ade0b5a4e2a4cd674d7dc7f4", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar: I need to restring it, accurately adjust the Floyd Rose intonation, and mount it securely on the wall for display in my studio.", "positive_items": ["B07CQ9VV6F", "B095XZJ99J", "B004MN9746"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ade64ece2ea41d787f09ffdf", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic guitar for regular playing and want a warm, long-lasting restring, a tasteful way to cover a small blemish, and reliable medium-light picks for strumming.", "positive_items": ["B08RYV2ZJP", "B07GFH8NTB", "B0064BCRQE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ade7734b888a4ba16afaa7d9", "partition": "shared_train", "query": "I\u2019m building an electric guitar pedalboard for rehearsals and gigs, with rhythmic tremolo, flexible overdrive and distortion tones, and a daisy-chain cable to power multiple effects from one adapter.", "positive_items": ["B004U1QDL0", "B012XK30KG", "B0742RB7JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adee7dbb84f97ff46f2e1e52", "partition": "shared_train", "query": "I\u2019m getting my guitar-and-vocal blues setup ready for a small live gig and need to restring and accurately tune the guitar, refresh its tube amp, and connect a stage vocal microphone cleanly to the amp\u2019s instrument-style input.", "positive_items": ["B0B59363YK", "B000068O68", "B0B8YWPB3K", "B07KDYH2DF", "B000UMFQHA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adefd42a81109b2f568ab836", "partition": "shared_train", "query": "I\u2019m building a modular drum kit and need a sturdy main rack, an add-on side section for mounting toms and cymbals, and a floating mount that positions a 13\u201315 inch snare within the rack system.", "positive_items": ["B001U0ORLC", "B000ETC08M", "B00DAMV82Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adf271e892f8a687f6b13999", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for live performances, with precise volume control, an optional signal boost, versatile modulation effects, and clean custom-length connections between my guitar, pedals, and amp.", "positive_items": ["B00HAHTGEM", "B072M63MXH", "B001PGXKE6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adf59a8a9876b49b5fa8af82", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording and mixing station and need a way to route audio from my computer and mixer, control monitoring levels, and hear balanced, accurate playback through nearfield reference speakers.", "positive_items": ["B07CTT9W8V", "B09617MLP2", "B09ZTH5MDP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adf960d3b483c6cbed55dc01", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for high-strung/Nashville-style parts at home and need the right strings plus reliable tools to restring, tune precisely, and keep spare strings organized.", "positive_items": ["B0BPJ4Q6FJ", "B0002VB8AS", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-adfa0d34c8860cde25dc8c63", "partition": "shared_train", "query": "I\u2019m putting together a small live guitar performance and need programmable RGB stage lighting, a portable multitrack recorder for vocals and instruments, and an amp-style effects pedal to shape the guitar tone for the recording.", "positive_items": ["B076JHM19F", "B0111QLHZS", "B006QUGBVK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae0ce7d9caf72f8ee9d35cb7", "partition": "shared_train", "query": "I\u2019m preparing my Stratocaster and vocal setup for a small live performance: I need to restore its pickup switching, add a matching control tip, stay comfortable with a personalized strap, enhance vocals, and safely elevate my speaker.", "positive_items": ["B005HZ8TGA", "B003AYLWF0", "B07M6H5RM9", "B00VIDJBSU", "B0BCL6T9CD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae0e21c7550c2763e1aa705e", "partition": "shared_train", "query": "I\u2019m restoring a Telecaster-style electric guitar and need compatible hardware for secure string anchoring, more stable tuning, and replacing the volume and tone controls with fresh capacitors.", "positive_items": ["B015BL7GZO", "B0BKR2ZM9X", "B003AYPHJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae0eafeb0e0c1510813e46e4", "partition": "shared_train", "query": "I\u2019m putting together a compact funk-rock rehearsal setup with a five-string bass and warm, powerful amplification, plus a clearly cutting ride cymbal, secure instrument support, and convenient storage for my drummer\u2019s sticks and accessories.", "positive_items": ["B00E3ONMK4", "B094DSNV1T", "B000CGB31W", "B00D42ECQY", "B007KZ9WIE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae1cb3d752ad8ff5740cc719", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular playing and want a comfortable adjustable shoulder strap, secure strap anchors, and a compact tool for changing strings and removing bridge pins.", "positive_items": ["B09V4JQTN4", "B06W2NS7RW", "B0BRWSYSJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae2199353351536bbcc06cab", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsal and need a heavier-gauge string setup, a long cable for connecting it to my amp, and durable picks for playing.", "positive_items": ["B01DPCONFM", "B0BSGM6CQ9", "B0002GX7XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae255c7dd0d186cc937f02c6", "partition": "shared_train", "query": "I want to learn electric slide blues at home with a simple three-string guitar kit, a glass slide, a compact amp I can use with batteries, and a long cable.", "positive_items": ["B0BKB18X5D", "B06Y2W66F5", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae268cc128b054620f41218a", "partition": "shared_train", "query": "I\u2019m preparing a rock trio rehearsal and need reliable gear for connecting my electric instrument to the amp, playing drums with a lighter textured feel, and protecting the bass drum head during double-pedal practice.", "positive_items": ["B0BKZ6M28F", "B0BKZ22NHL", "B07612WRC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae341dd9d07ba0e026bc493e", "partition": "shared_train", "query": "I\u2019m setting up for an acoustic guitar rehearsal and need comfortable support while playing, secure places for several guitars between songs, and easy key changes without retuning.", "positive_items": ["B01MRJUB7Z", "B0B8M2Q1DS", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae382a795aebf54bc2369eb8", "partition": "shared_train", "query": "I\u2019m setting up a comfortable classical guitar practice routine and need support for proper posture, fresh high-tension strings, dry-season instrument humidity maintenance, and portable exercises to build finger strength and coordination.", "positive_items": ["B078KTV8L4", "B0002E1P4E", "B0B8FSCM9L", "B07T3GZVMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae3a96151502914cdb73b635", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and recording corner and need dependable connections, a stable place to keep the instrument between sessions, and quick, accurate tuning before I play.", "positive_items": ["B093LTCPM1", "B0BCXRJCL2", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae4f5813f13b46575aa81eb8", "partition": "shared_train", "query": "I\u2019m outfitting my drum kit for energetic rehearsals and outdoor gigs, and need a securely mounted bell accent plus durable, comfortable sticks for powerful, controlled playing.", "positive_items": ["B09DJVRZGS", "B07N5HJ327", "B00BQYODWK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae5efe343082e74f9c480184", "partition": "shared_train", "query": "I want to do a basic setup on my electric guitar, keeping the neck supported while adjusting the truss rod and making precise tuning checks afterward.", "positive_items": ["B07Q6L4YMC", "B07PGMGJPN", "B0BXT5BCWN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae660558113d8be540cc22f8", "partition": "shared_train", "query": "I\u2019m refreshing my full-size violin for regular practice and need a warm, responsive string setup, matching bow rosin, and a compact clip-on tuner for accurate intonation.", "positive_items": ["B00L1LL7DQ", "B000BND2Q0", "B000NFWB18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae66aa27c2c2d44e94fa95c3", "partition": "shared_train", "query": "I\u2019m rebuilding a 4-string Jazz-style bass and need compatible parts to refresh its vintage-style sound, upgrade the volume and tone controls, improve hardware and tuning stability, and finish it with a fresh set of strings.", "positive_items": ["B00Y87JO3U", "B0191AGZNK", "B0009FC928", "B07VS78K13", "B00WM7FKJU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae66aea37ba578a3a4888aa2", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a fast-paced wireless gig and need supplies to clean and restore the fretboard, secure the transmitter to my strap, and keep a durable, grippy pick available for playing.", "positive_items": ["B00JL5I57U", "B093YKLWVN", "B07MG8PHF2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae6d782d495f49cd54982834", "partition": "shared_train", "query": "I\u2019m refreshing my guitar for slide playing: clean and protect the finish, condition the fretboard, and add a lightweight chromed slide for bright tones.", "positive_items": ["B0BR2Q367S", "B07WW5PKCP", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae71a09e0df281165a230dc4", "partition": "shared_train", "query": "I\u2019m setting up a lively nightclub bottle-service event and need eye-catching rechargeable bottle lighting, plus a reliable way to split the host\u2019s microphone signal across two mixer channels and connect the PA equipment.", "positive_items": ["B01DN7OI40", "B06X9KG3HW", "B07PRLXDR7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae7df6a2901c1d7b733bf049", "partition": "shared_train", "query": "I\u2019m preparing for a rehearsal and home recording session with my 7-string guitar and 5-string bass, so I need fresh durable strings, a reliable clip-on chromatic tuner, and picks for playing and setup.", "positive_items": ["B098KXQJVY", "B0BHG58G2F", "B0073WGCZA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae83feb964d143d2c1677a5a", "partition": "shared_train", "query": "I\u2019m setting up a home guitar workstation for maintaining and dialing in my instrument, with secure neck support while I work, a safe place to rest it, and flexible tone shaping for different rooms.", "positive_items": ["B01MRSPOWU", "B00TV90MT0", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae8585c84b2eaf7f79dd8f87", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard-and-vocal performance and need piano-style sustain, an adjustable boom for the microphone, and a protective bag to transport the speaker stands.", "positive_items": ["B093YLCJVH", "B09JJ784V5", "B08PMZQXN3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae906fcf797e4e7de7723a93", "partition": "shared_train", "query": "I\u2019m preparing my electric and acoustic guitars for a small recording session and need bright, sustaining electric strings, clear, focused acoustic strings, and an easy-to-read clip-on tuner for accurate setup.", "positive_items": ["B09GWVFHR5", "B07B16JL73", "B0B8P1YW7L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae933bd3543558c6768490d4", "partition": "shared_train", "query": "I\u2019m restoring my Telecaster into a road-ready vintage-style guitar, and need the classic twang, period-correct hardware, a mint-green replacement faceplate, and a protective hard case for transporting the finished instrument.", "positive_items": ["B097Q9W8MW", "B005O246VS", "B003AYM448", "B0BT2XTX99", "B0002E2FOS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae968a40049eba1f5fa4c536", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal space and need reliable instrument connections, hands-free playing support, comfortable picking accessories, a way to quickly restring and maintain guitars, and safe storage for several instruments.", "positive_items": ["B06XB3FQKB", "B08R5GM6YB", "B08JMQR2JK", "B0B8LK7MTH", "B0002Z2C9A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ae99a3971bd16241514268e9", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic drum kit for a deep, punchy rock sound and need replacement tom batter and resonant heads in different sizes, plus a large bass drum head and adjustable muffling to control attack and sustain.", "positive_items": ["B09HL8TQTF", "B078KX8YJD", "B0BK6S8QDW", "B00KG7CB2C", "B00K7VE5MQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aea81c1664bf61d956e5570b", "partition": "shared_train", "query": "I\u2019m restringing my electric guitar with heavier-gauge strings and need a quick way to wind them, plus a supply of comfortable thin picks for practicing and playing afterward.", "positive_items": ["B00KIZROW4", "B005SUT9I6", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aeab4597f179a011f5a197a5", "partition": "shared_train", "query": "I\u2019m setting up a comfortable tuba practice and performance kit with hands-free support for the instrument, a way to work on embouchure through buzzing exercises, and secure storage for the mouthpiece.", "positive_items": ["B0BXT4RW1S", "B0B4GNT7H4", "B0813G2FQC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aeaf08bb494cc1765f3d3370", "partition": "shared_train", "query": "I\u2019m preparing my flute and tenor saxophone for an upcoming recital and need a compact maintenance setup for cleaning, drying moisture from the sax, and caring for the instruments\u2019 cork joints.", "positive_items": ["B07B4ZZVDV", "B0BT2QH7V5", "B003DJDSGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aebd27f3a1321c9b9d1ab22a", "partition": "shared_train", "query": "I\u2019m setting up a small live open-mic event and need a durable handheld vocal setup that connects cleanly to a multichannel mixer, protects the microphone from wind and moisture, and supports effects and recording.", "positive_items": ["B00LIW74US", "B0B66WWHTP", "B091MZPYBQ", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aec7e229e1db9817d375a683", "partition": "shared_train", "query": "I\u2019m refreshing my snare setup for a live and studio rock session and need lightweight, secure-grip sticks, a controlled coated head, and a small bright splash accent for quick explosive hits.", "positive_items": ["B0BBP71K6M", "B0BK6S7QF4", "B0002F568O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aece0288699e2e5c610f15fc", "partition": "shared_train", "query": "I\u2019m preparing my single-cutaway electric guitar for rehearsals and small gigs, and need a protective travel solution plus easy key changes and a reliable connection to an amplifier.", "positive_items": ["B00H4PEMM6", "B01DE4DVO0", "B01M15915O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aecfc8b7eb04b02416986991", "partition": "shared_train", "query": "I\u2019m setting up a small guitar performance space and need comfortable support while playing, plenty of standard picks kept within reach, and padded stands to safely hold several guitars between songs.", "positive_items": ["B000VUNEZM", "B01K1EJQ9U", "B0BG95DG2H", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aed9997b6cbae8dc06659d91", "partition": "shared_train", "query": "I\u2019m preparing for a small amplified guitar-and-cymbal gig and need feedback control for my acoustic guitar, comfortable pick options with easy access at the mic stand, cymbal cleaning supplies, and a padded tote to protect my compact speaker during transport.", "positive_items": ["B099Z7ZKM1", "B0010SHU18", "B00JA4T6F2", "B09JGR9ZG7", "B00N19L86C", "B0B8Z3H3WG", "B07ZCJJKRG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aeddd1b2f9adec791aca093a", "partition": "shared_train", "query": "I\u2019m getting my 12-string guitar ready for regular playing and want supplies to clean and protect its finish and fretboard, change keys without retuning, maintain a secure grip while strumming, and keep my picks organized for practice and gigs.", "positive_items": ["B0BRQ5VM74", "B071RL22PZ", "B09S2VB3KW", "B0928FM4T3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aee21f86c225d72e79991ef8", "partition": "shared_train", "query": "I\u2019m starting a project to learn electric guitar and need an affordable six-string instrument, a selection of picks to experiment with different playing styles, and a tuner to keep everything in tune.", "positive_items": ["B0919HNQWN", "B08T2M787L", "B0C6HXYY3R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aee2218b45c96c54307d78ff", "partition": "shared_train", "query": "I\u2019m putting together a simple vocal setup for rehearsing and recording at home, with hands-free microphone positioning and a dependable XLR connection between the mic and my audio equipment.", "positive_items": ["B015JTEBN8", "B07N5J3GTB", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aee7dcdb14c56b3eb6b3a1c5", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar repair and performance project: safely connect an amp to its speaker, smooth sharp fret ends, and install treble-bleed modifications on several guitar volume controls.", "positive_items": ["B01HLETWKG", "B013ZHK4DM", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aef7a54a66e9035aca799112", "partition": "shared_train", "query": "I\u2019m outfitting a small guitar-and-bass rehearsal rig and need comfortable, secure instrument support, picks suited to both light strumming and precise playing, a long pedal connection, rack EQ control, and several color-coded microphone leads for quick stage setup.", "positive_items": ["B07QHDGBRV", "B0BH49Q6ZS", "B00X3MNBR6", "B09RJZSQML", "B09S2VB3KW", "B00IPHSRN2", "B07JMJFPCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aef8e5dbe6e08804f7dff03c", "partition": "shared_train", "query": "I\u2019m setting up a compact home songwriting and recording station where I can safely keep my guitar ready, experiment with guitar effects and looping, and play computer-based keyboard parts from a small USB controller.", "positive_items": ["B08BW2TBD7", "B07CQMZVYL", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af0a7db17b784bf447359503", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording studio for vocals, instruments, and mixing, with flexible connections, accurate nearfield playback, and wall treatment to reduce echoes and improve clarity.", "positive_items": ["B09Y1X5BSC", "B07TRVP823", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af1207c7e3b1f4205ba3c4dc", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic for a folk-blues recording and need to refresh its finish and strings, then add a warm harmonica part in D.", "positive_items": ["B000EEL50Q", "B00A2H01IW", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af1db20f6075506cf0ace1d0", "partition": "shared_train", "query": "I\u2019m upgrading my existing acoustic drum kit for rehearsals and need a versatile cymbal setup, responsive bass and hi-hat control, secure snare positioning, an extra accessory mounting point, and simple dampening to tame unwanted over-ring.", "positive_items": ["B01AATMW38", "B0C3LHCRJ6", "B081TYHXMH", "B0016HDP58", "B00B5LDWVW", "B087R2CLQD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af1fb6b242a82c6de102c10a", "partition": "shared_train", "query": "I\u2019m building a portable electric guitar pedalboard for live performances, with versatile funk and auto-wah style filtering, rhythmic tremolo textures, and dependable high-gain noise control in a soft case.", "positive_items": ["B01D4DH5A2", "B00S86LCN2", "B00DHK5ZLO", "B09Y683JGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af29f3782f6eb988186f714f", "partition": "shared_train", "query": "I\u2019m setting up a compact home band rehearsal station for guitar, bass, keyboard, and drums, with comfortable support for playing and sheet music, fresh guitar strings, a secure strap, versatile effects, and amplification for practicing different tones.", "positive_items": ["B0C5CTX5LZ", "B00GC2F0UK", "B074W7H8N3", "B0BPJ4Q6FJ", "B0BT855NFQ", "B0C5DGNRS5", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af2b191b7d2076882c8004a4", "partition": "shared_train", "query": "I\u2019m setting up a polished small live performance with a handheld vocal mic, reliable XLR connection, a neat way to hide speaker and lighting stand cables, and proper termination for the DMX lighting chain.", "positive_items": ["B0179C3Q20", "B07N5J3GTB", "B08DBDD6CM", "B09ZTJH58K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af2e9937723fb9bb764f9c3f", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar practice and jam space with reliable amp connection, comfortable hands-free playing, and padded stands to keep my instruments safely organized between sessions.", "positive_items": ["B07FYR9T92", "B01KIJ6308", "B01DPCONFM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af378fb218c0d23068758bb0", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for a small performance and need warm replacement strings, an efficient restringing tool, reliable tuning, flexible capo use, and plenty of comfortable picks for strumming and practice.", "positive_items": ["B0BTC9YJ2W", "B0BG95DG2H", "B00H4PEMM6", "B08R5GM6YB", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af39a585efbf54236c64c83d", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station and need a way to power my condenser microphone, reduce handling vibrations, and tame plosive sounds for cleaner takes.", "positive_items": ["B0002GJHYM", "B07PSWC1XY", "B07GSJNMBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af3babe95960e654794cf6ce", "partition": "shared_train", "query": "I\u2019m refreshing and protecting my acoustic guitar for regular playing and storage, with fresh strings, varied picks for testing, a replacement pickguard, and a way to maintain healthy humidity.", "positive_items": ["B00MJU6WOW", "B0002E1TB8", "B000BYPJ1U", "B00IPH8MD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af4723f618f54632b0040680", "partition": "shared_train", "query": "I\u2019m refurbishing my 2008-or-newer Fender American guitar for rehearsals and need precise bridge-height adjustment, a long cable to connect it to my amp, and secure strap attachment for playing standing up.", "positive_items": ["B07BKPMWL6", "B079TLFL33", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af47634564dcb258306b4ec3", "partition": "shared_train", "query": "I\u2019m getting my vintage 12-string acoustic ready for gentle fingerstyle and folk playing, and need mellow, low-tension strings, a safe way to clean and polish its finished surfaces, plus an easy one-handed capo for changing keys.", "positive_items": ["B09ZTHNN9L", "B079T9KWGQ", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af4f0673dc3254ee4fc67bb5", "partition": "shared_train", "query": "I\u2019m preparing for small blues gigs and need a setup that lets me play harmonica, maintain my guitar on the road, keep spare strings organized, and carry the instrument safely through changing weather.", "positive_items": ["B0002VB8AS", "B0002F4Z7M", "B074K56PFT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af50d159fb4ccff953442d22", "partition": "shared_train", "query": "I\u2019m putting together a multi-saxophone setup for rehearsals and need secure baritone support, a free-blowing alto mouthpiece, and a durable tenor ligature for reliable playing.", "positive_items": ["B0BX8L1JNS", "B09CLZ6Z4Z", "B002Q0WTCY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af5150c00b0f90b0e8411bb7", "partition": "shared_train", "query": "I\u2019m putting together a simple electric-guitar practice setup at home and need a way to keep in tune, experiment with different picking feels, connect cleanly, and get adjustable tone from a compact amp.", "positive_items": ["B09NWCD36N", "B0B28TXFWZ", "B0BHSG5C3G", "B06Y2W66F5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af51f8e0288fb9b71f1d3129", "partition": "shared_train", "query": "I\u2019m preparing for a standing tenor ukulele performance and need a low-G string setup, hands-free cross-body support while playing, and a portable adjustable stand for close vocal or instrument miking.", "positive_items": ["B00WJ3H0CW", "B07K7VC41S", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af5bfd10fd128f411ee3b74d", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station where I can mount a microphone securely, record vocals or instruments into my computer, and compose beats with a small keyboard controller.", "positive_items": ["B01E6T56CM", "B08FDBCYHL", "B00SVRLPYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af62739034187c0fcc975420", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic set and need to restring and play my guitar, keep it secure while performing, add harmonica parts, and amplify my vocals clearly.", "positive_items": ["B0BFKQ9QXD", "B00009W40D", "B074WXM13T", "B0BKZ3GCGR", "B003AYTP7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af655d49ac949a5218510357", "partition": "shared_train", "query": "I\u2019m putting together a home vocal recording setup for demos, with a sensitive studio microphone, clean computer connection and preamps, plus reliable balanced connections to avoid noise.", "positive_items": ["B07CQS5DJV", "B019JX565C", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af7786bb285845a1981ec67e", "partition": "shared_train", "query": "I\u2019m refreshing my Fender-style guitar amp setup for rehearsals and small gigs, and need a way to elevate and angle the amp, tune my guitar quickly, and replace the front badge with a vintage-looking Fender logo.", "positive_items": ["B073VRMPDY", "B0BW439J2P", "B0C6J2DPBW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af7f6e7c17dc6fe0f77eb6d8", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and performing guitar, with a stand for my music, comfortable support while playing, quick fret changes, and convenient access to assorted picks.", "positive_items": ["B09NWCD36N", "B074WXM13T", "B01K1EJQ9U", "B00H4PEMM6", "B0002MDTVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af802bb9b2ae6804f3420471", "partition": "shared_train", "query": "I\u2019m setting up a home sing-along and music practice station where I can accompany vocals on guitar or keyboard, keep guitar picks within reach, sustain keyboard notes, and hold song sheets open while performing.", "positive_items": ["B000M74WXM", "B0BT9R8MMV", "B07CQPBPHH", "B0BKZ3GCGR", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af8091039197e7395a34db06", "partition": "shared_train", "query": "I\u2019m setting up a small wireless vocal performance and need portable adjustable support, a secure way to mount my Shure handheld transmitter, and protection from wind and singers\u2019 spit.", "positive_items": ["B07KDSZ2TJ", "B015JTEBN8", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-af9d3421497c866497e4193f", "partition": "shared_train", "query": "I\u2019m putting together an electric-guitar practice setup with expressive wah effects, a long instrument connection, reliable pedal power, and a metronome to keep my timing steady.", "positive_items": ["B0002E3FBA", "B077GK1J7N", "B0002F6ZJS", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-afaf399d5be0b0053ac3c56e", "partition": "shared_train", "query": "I\u2019m putting together a portable songwriting setup to record 12-string guitar, vocals, and rhythm ideas with a compact battery-powered multitrack recorder, microphone stand, and built-in-speaker beat machine.", "positive_items": ["B07D9NK1S1", "B00F0GQ8QE", "B0846J7THY", "B071DG54MX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-afb21767863ec067ef96ae63", "partition": "shared_train", "query": "I\u2019m organizing a retro disco dance party with karaoke and live announcements, and need atmospheric fog, a rotating mirrored light effect, and reliable wireless microphones for hosts and singers.", "positive_items": ["B0BSB847BR", "B09WTXGT8J", "B09Z5BSB4B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-afc4c8c6e204e921fdf08875", "partition": "shared_train", "query": "I\u2019m setting up a shared saxophone practice kit for a beginner learning alto with structured exercises and recordings, while also keeping a tenor clean between sessions. I need secure alto mouthpiece support, comfortable instrument carrying, and suitable maintenance for the tenor.", "positive_items": ["B00065Q1BQ", "B0BK6S85WX", "B07B4ZZVDV", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-afd78866c12f086ce22a4647", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a small live set and need gear to connect it to the amp, check chromatic tuning, and safely wipe down the instrument before performing.", "positive_items": ["B07WPS4QD8", "B0714M7433", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-afe5f8e77af3fa1d4b706ce9", "partition": "shared_train", "query": "I\u2019m upgrading my Jazzmaster setup for regular rehearsals: I want to reduce string buzz, make the instrument more comfortable during long sessions, and expand my existing guitar rack to hold additional instruments.", "positive_items": ["B00724YM7E", "B013RX1IJI", "B000TGSM6E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-afea26184c47519d4f54c3b8", "partition": "shared_train", "query": "I\u2019m doing a full string change and setup on my five-string bass and electric guitar, needing fresh heavier-gauge strings for both instruments plus a reliable clip-on tuner.", "positive_items": ["B0BHG58G2F", "B0BHSG5C3G", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aff054f072c61357c6678a60", "partition": "shared_train", "query": "I\u2019m setting up a home recording corner and need wall and corner sound-absorption treatment, along with vibration and plosive control for my compatible Audio-Technica condenser microphone.", "positive_items": ["B08SK53RH6", "B083Z82LCP", "B07SR3TDZQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aff398426aa574870b3c77ab", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular jam sessions and want to change keys quickly, keep a pick handy while playing, and safely clean up light finish scratches.", "positive_items": ["B074KRRZCH", "B07KKP4PQ8", "B0C4SP3PH1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-aff7d8309ef3bf7e6d263a42", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for a small open-mic set and need a simple setup for quickly tuning between songs, changing keys without relearning chords, and keeping a comfortable supply of flexible picks for steady strumming.", "positive_items": ["B00CGFRJ2Y", "B00CPLODUU", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b00847c93ce1d3a938caf69a", "partition": "shared_train", "query": "I\u2019m preparing for a guitar performance and need a comfortable strap for playing standing up, along with lighter, smaller picks for nimble passages and heavier standard picks for strong strumming and lead work.", "positive_items": ["B00CGFRJ2Y", "B06XYX6YC8", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b00a4c64fab4d0ec35a8c9fc", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar rig for gritty, touch-responsive rock leads, with fuzz-like gain, precise frequency shaping to control feedback, and durable heavy picks that give clear, controlled note attack.", "positive_items": ["B0BMT3FR7K", "B0928KFR97", "B09D962XZ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b00df02ee51ac41e3898cc45", "partition": "shared_train", "query": "I\u2019m setting up a home lap-steel performance for blues and country, and need the instrument, a metal tone bar for playing its strings, plus a sturdy boom stand to position a microphone.", "positive_items": ["B07VD9WH91", "B00AKHACKQ", "B07N5NMWXK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0210df24338b2cc080f5e79", "partition": "shared_train", "query": "I\u2019m putting together a portable live-performance rig and need a secure way to elevate speakers, connect multiple stage inputs and monitor returns, power compatible wireless equipment, adapt balanced XLR and TRS connections, and transport the rack gear safely between gigs.", "positive_items": ["B0149GFCX0", "B0064RQTH6", "B0BLM2DG9F", "B06X9YBVXS", "B01DK1ZGSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b027371f3b69a698d3d6d2b2", "partition": "shared_train", "query": "I\u2019m setting up a home recording station to capture vocals and guitar into my computer, with instrument signal matching and amp-style speaker emulation, while reducing vocal plosives and mixing both sources through USB.", "positive_items": ["B005EHILV4", "B000CCN15M", "B016QUXTZU", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0287be3b8ed51c728da6902", "partition": "shared_train", "query": "I\u2019m setting up a comfortable electronic drum practice rig for home and small performances, with a supportive adjustable seat, powerful speaker amplification, and a durable beater for a clear, focused bass-drum sound.", "positive_items": ["B06XWMLT5W", "B01BPRXESG", "B0BYTMCLZ5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0356756474ebfd3a3d6831a", "partition": "shared_train", "query": "I'm preparing my electric and acoustic guitars for a rock gig and want to restring both, use a heavier-gauge setup on the electric, get bright medium-light strings for the acoustic, and safely attach a durable adjustable strap with reliable locking hardware.", "positive_items": ["B0BSGM6CQ9", "B0BFKKVQZT", "B079TLFL33", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b047a77f25d11f65b1592737", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar pedalboard and need reliable connections between the pedals, guitar, and amp, along with the proper power for the effects.", "positive_items": ["B01DE4D4LU", "B0002E3FBA", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b04c3e10549e6978520ae1d1", "partition": "shared_train", "query": "I\u2019m putting together a hands-on percussion activity for a beginner ensemble, with rhythmic click patterns, adjustable shaker textures, and bright handheld jingle accents for practicing dynamics and performing a simple group piece.", "positive_items": ["B0BRQ9TQSV", "B0002F5C7Y", "B0C159Y982"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0505b2f076c144848f22ea7", "partition": "shared_train", "query": "I\u2019m getting my electric guitar setup ready for rehearsals and need to restore my wah pedal\u2019s battery compartment, secure the strap, and have durable picks for articulate playing.", "positive_items": ["B006IU53TO", "B0B8FZYJJ4", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0542cb6f05fcc4b27e3a9fc", "partition": "shared_train", "query": "I'm putting together a portable setup for recording and mixing live acoustic performances, with a stereo pair for overhead instrument detail, secure rack mounting for my compatible mixer, and a rugged rolling case for transport.", "positive_items": ["B006Z863F2", "B001D677CE", "B07C484BHP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0621012394a317b29196ffe", "partition": "shared_train", "query": "I\u2019m getting my ukulele ready for casual practice and need reliable replacement strings, an easy way to tune it accurately, and a compact chord reference for learning songs.", "positive_items": ["B07H9C3D1L", "B0BJ3B8TXN", "B017808XKS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b06f010def8326d93d4045b4", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit and need tighter snare response, quick snare changes, reliable hi-hat hardware, and a durable bass-drum beater with articulate attack.", "positive_items": ["B01BPRXIYQ", "B0BL2W52CK", "B0002F7524", "B014JNV35Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b070549c381e8beb16ecdcbd", "partition": "shared_train", "query": "I\u2019m preparing a UV-lit live performance with both electric guitar and bass, so I need colorful replacement strings for each instrument and a secure adjustable stand to keep them ready between songs.", "positive_items": ["B07MQJQTR7", "B07BSHS3BX", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b071a148f0333ae135ea2e25", "partition": "shared_train", "query": "I\u2019m setting up a small interview and podcast recording kit for desk and outdoor use, with clean USB mixing, reliable microphone connections, stable positioning, protection from wind, and reduced popping from speech.", "positive_items": ["B00MYG0B20", "B00LOA9KJ2", "B016QUXTZU", "B00LOAASPC", "B092LF6RLS", "B0170HGKPO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b078ebb15bfe8509e466f3da", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and recording corner for several guitars, with secure instrument storage, long reliable microphone-to-interface or speaker runs, and short low-noise connections between pedals and gear.", "positive_items": ["B07FFNXF8W", "B091YFQGCJ", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b079ce61e37a273a224dda80", "partition": "shared_train", "query": "I\u2019m doing a complete setup on my bass guitar for comfortable playing and need accurate gauges for neck relief, nut height, and fretboard/string radius, plus a padded adjustable strap for testing it while standing.", "positive_items": ["B08M42WR5D", "B0BT3D5TZT", "B0C3LLSSV5", "B0B2ZTFJNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0843cfba3a28ea0b3d517b6", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar for upcoming rehearsals and gigs, and need comfortable adjustable shoulder support, durable medium-heavy picks for a strong attack, plus dependable 11\u201349 strings that hold tuning through bending and playing.", "positive_items": ["B07FYVKDNQ", "B095XZJ99J", "B09SNBQCM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b087eee0942f2497e4367886", "partition": "shared_train", "query": "I\u2019m restoring my Telecaster for small live performances and need to refresh its output and pickup controls, update the look, replace mounting hardware, and create a stable stage setup for both the guitar and my wireless microphone.", "positive_items": ["B0BXT41XC6", "B0BCXRXTNY", "B005QDD0XK", "B003AYP9HM", "B01FIFG4D8", "B017DUNO5W", "B0002ZO608"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b089c2bb4932bbe46c2c8d16", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly electric guitar setup for practicing at home and need a comfortable adjustable strap, easy clip-on tuning, and a versatile solid-body guitar.", "positive_items": ["B0BGQG84Y4", "B09V91H5XM", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b08ab1e2ca196ecb0d2b00d8", "partition": "shared_train", "query": "I\u2019m setting up my home music studio and need to refresh both my acoustic guitar and five-string bass for regular practice, while also safely hanging the acoustic guitar on the wall.", "positive_items": ["B0B9M4SJ24", "B0BHG58G2F", "B07NKRZ1KQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b08d877768d693c6130e3767", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small acoustic gig and need reliable connections for a microphone and guitar, an easy way to tune the instrument, and padded protection for transporting my mixer gear.", "positive_items": ["B00646MZHK", "B09KWWS7DH", "B0002D0QAE", "B097JDV3FW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b08f0c7e2753a5cf25ee9c3f", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice setup for home and occasional gigs, with a reliable cable, a secure place to rest my guitar, and a foldable stand that angles my small amp toward me.", "positive_items": ["B00RVE9X06", "B08BW2TBD7", "B0075DO5K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0ac2cd53b16a978b748d7fe", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and bass for upcoming rehearsals, so I need suitable replacement strings, an easy restringing tool, and a secure stand to keep both instruments together.", "positive_items": ["B09JMYM88H", "B0BPJ4Q6FJ", "B08R5GM6YB", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0ae9f286b7ef134dae956e7", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar for a small travel performance and need a reliable way to tune it, practice with portable amplification, and protect it during air travel.", "positive_items": ["B07M6B3RDW", "B01LWWYCRN", "B06Y2W66F5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0ba040a16bf9d7e9edd95eb", "partition": "shared_train", "query": "I\u2019m setting up an outdoor karaoke party and need a portable rechargeable speaker with music streaming, plus a wired vocal microphone and foam cover to reduce wind and moisture interference.", "positive_items": ["B003GEBGA0", "B01E017BQU", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0bc7542160eaae7b5c903a8", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly world percussion circle and need a portable melodic chime, a hand-played frame drum with beater, and an easy-to-play didgeridoo for layered rhythms, drones, and sound exploration.", "positive_items": ["B06XRHT3B1", "B07NKS5QZF", "B0087HEO64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0c4754b0469e1930080e2a3", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice station with secure instrument support, easy pick access, several pick gauges to test, and precise clip-on tuning.", "positive_items": ["B08BW2TBD7", "B09NWCD36N", "B01K1EJQ9U", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0cddb2681eaf3bb1b9a34a2", "partition": "shared_train", "query": "I\u2019m getting our community band\u2019s mixed horn section ready for performances and need lacquer-safe exterior care, thorough French horn interior cleaning, and fresh reeds suited to both tenor and baritone saxophones.", "positive_items": ["B0B3VBZBL8", "B07MHR19SC", "B07MHR1CQB", "B0BMZ3PZ3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0dfa80e501ca33ac631cbea", "partition": "shared_train", "query": "I\u2019m staging a small live concert with piano, vocals, and an electric cello, and need seating for the pianist, dependable stage and instrument miking, direct instrument connection, a wearable mic, and dimmable show lighting.", "positive_items": ["B00356J8KE", "B003D2YRLA", "B005D5NWHA", "B0BK6WPDTT", "B000CZ0R3S", "B08NVVLB16", "B0754Q9FYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0e093cfe9a4580263340600", "partition": "shared_train", "query": "I\u2019m setting up a home recording station for vocals and amplified instruments, and need reliable microphones, XLR connections, a compact isolation setup, closed-back headphones for monitoring, and powered low-end playback to check mixes accurately.", "positive_items": ["B01BT1SUL4", "B00WUX3VXI", "B0CB98SMQR", "B08NVVLB16", "B08DBDD6CM", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0e47942e5aa014616a43e61", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for a small live performance and need heads for a punchy bass drum and responsive, durable snare, plus a compact PA with adjustable speaker stands to project the band\u2019s sound.", "positive_items": ["B0B9HNVSF9", "B0BN31PKW2", "B0B2TND26L", "B09HL6MZ45", "B00Y3NG5HM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0e61f10eec320d49f39750d", "partition": "shared_train", "query": "I\u2019m preparing my acoustic-electric guitar for a small live performance and need fresh medium-gauge strings that hold their tone, a secure strap with convenient pick storage, and a durable right-angle cable for connecting to an amplifier.", "positive_items": ["B0032UYJ98", "B09BF8XDF4", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0f4ebc23f99a0475b071b4f", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar: I need a safe neck-support work surface, replacement wiring controls with matching knobs, hardware to secure the pickguard, a fret-crowning tool, and a quick scratch-free way to change strings, including a light-gauge Nashville-tuning set.", "positive_items": ["B0BPJ4Q6FJ", "B08T2DMFKD", "B0C3LKJXFR", "B01NCYVVXS", "B00N17OY06", "B009DAHPLU", "B01D2GAKV2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b0fa5c57ece06225becefa24", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording station and need clear studio-quality sound, hands-free microphone positioning, and a versatile interface to connect the mic and other instruments to my computer.", "positive_items": ["B0C3BSXX6N", "B0BYXQHW7Y", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b10397e7f04dd67a8be14965", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording rig for rehearsing and capturing lead vocals, with a reliable stage microphone, a long XLR connection, and balanced cabling to route the signal cleanly through a USB audio interface.", "positive_items": ["B000NAXCC0", "B01E6T56EA", "B01M5CXH65", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b10de6e0547495cd042cbb69", "partition": "shared_train", "query": "I\u2019m preparing my mini-jumbo acoustic for commuting to lessons and small gigs and need a way to keep it tuned, carry it safely, and play comfortably standing.", "positive_items": ["B095QBH5ZB", "B0B8LK7MTH", "B095XCZXNQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1127059f7ec16a30d9a93ea", "partition": "shared_train", "query": "I\u2019m starting violin lessons and want a beginner-friendly setup for learning proper finger placement and straight bowing, with a case and essentials included, plus spare strings so I can keep practicing if the originals break.", "positive_items": ["B07FMZW62K", "B01M72N0A6", "B098HKC55W", "B01MU4G32H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b11e0a04e7aa3b0b6324635a", "partition": "shared_train", "query": "I\u2019m setting up a home guitar performance stream and need clear computer audio, reliable picks for playing, and an easy way to keep standard picks within reach.", "positive_items": ["B01K1EJQ9U", "B0C6H9T5T6", "B005SUT9I6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b121d441624be628aea20d78", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and want a beginner-friendly full-size guitar setup with practice essentials, secure strap attachment, portable pick storage, and removable decorative inlays to personalize the instrument.", "positive_items": ["B01M1LGU6Z", "B0991Y4DY3", "B077RZ5MLC", "B09397DT4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b129a242fff01fedeb1bf07d", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need several wired microphones, reliable XLR connections, and hardware for mounting my speaker cabinets on compatible poles.", "positive_items": ["B0035AJTL8", "B08DBDD6CM", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b12a5ee2df07927d1ca2581b", "partition": "shared_train", "query": "I\u2019m setting up a portable PA system for a community presentation, with a podium microphone, long connections to the audio equipment, and reliable speaker extensions for flexible placement in the room.", "positive_items": ["B093T1NNDR", "B00NPAMDQ6", "B0BLM1TBN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b12b2cb515fca24d0cf1a393", "partition": "shared_train", "query": "I need a complete small live-sound setup for a band: mount speaker cabinets on adjustable tripods, tune a stereo PA and control feedback, run long balanced connections and a multichannel snake, plus terminate a few custom patch leads.", "positive_items": ["B07DX95KP2", "B00ONBU64M", "B00NPAMDQ6", "B0928G683L", "B0777L4XPJ", "B0035AJTL8", "B015M92GZ0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b13f16632d91064d37516e93", "partition": "shared_train", "query": "I\u2019m organizing a Latin-themed community karaoke and live music night, and need to support multiple singers, a percussionist playing g\u00fciro, and a mixer setup that can blend the performers clearly for the audience.", "positive_items": ["B0BYXVCSGG", "B08T2GKXNG", "B0064WE20C", "B0007ZHWXQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b14a3be7fbe00403c50394b2", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for an upcoming show and need a black 22-inch front bass head, protection where my double pedal strikes, quick-access stick storage, and safe polish for brilliant Zildjian cymbals.", "positive_items": ["B0002E25Y8", "B07DK5MHS9", "B0BKZ6M28F", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b153bd2cecaae3ff2157de09", "partition": "shared_train", "query": "I\u2019m setting up a compact desktop vocal recording station with a stable adjustable microphone stand, long XLR connections, and a nearby rack for keeping effects or other audio equipment accessible.", "positive_items": ["B00NPAMDQ6", "B0BXSYL7X8", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b15f475ab8ab32ed0a44b0a2", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for small gigs: I need vintage-style wiring and shielded cable for the electronics, fresh heavier-gauge strings, a stable folding stand, and a compact footswitch for hands-free preset changes.", "positive_items": ["B00IXPXEN4", "B0B8F6LD9F", "B0002Q2DE8", "B08BW2TBD7", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b16793075d8e4a823d28627c", "partition": "shared_train", "query": "I\u2019m building a portable acoustic-guitar setup for rehearsals and casual performances, with protective hands-free carrying, realistic foot-controlled drum accompaniment, and a compact battery-capable amp for shaping and projecting my tone.", "positive_items": ["B06Y2W66F5", "B0C4DG9Z5G", "B08T13DP55"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1699e599b16709e9b2ced66", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar setup for rehearsing and small performances, with a way to quickly change keys, connect several effects pedals neatly, and power the pedalboard from a wall outlet.", "positive_items": ["B00N4ZHQ14", "B00PZGTVAE", "B0002E3FBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b16a897caeb5432206568d8a", "partition": "shared_train", "query": "I\u2019m setting up a compact analog music workstation for composing and recording, with a playable sequencer, reliable isolated power for multiple effects, and accurate monitoring for mixing.", "positive_items": ["B0BY2K2T8T", "B00NHPBCMU", "B08PBNXZYP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1762b733f4d0fd3389ae018", "partition": "shared_train", "query": "I\u2019m refreshing my drum setup for a live funk rehearsal: I need brighter, balanced tom tones, a cutting auxiliary percussion accent, sticks with extra reach, and a durable way to carry everything.", "positive_items": ["B07V664RF5", "B0BKZ2BPGS", "B09LJ2796G", "B06XWNB5G7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b178d68f58ec5d0aeeb026e5", "partition": "shared_train", "query": "I\u2019m refurbishing a Tele-style electric guitar and want to upgrade its bridge for precise string setup, then shape the amplified tone with smooth compression and classic swirling modulation for versatile recording and practice sounds.", "positive_items": ["B00EB123MM", "B0B5KBD9LQ", "B0C5CTX5LZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b17ad2fc0b3bb42f67b550b8", "partition": "shared_train", "query": "I\u2019m setting up a small live sound system for rehearsals and occasional gigs, and need reliable cabling to connect microphones, a mixer and processing gear, then route the amplified signal to passive speakers.", "positive_items": ["B00O14MQNU", "B09397FWYW", "B08Z5XSKP8", "B01MRFG2YG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b17b60a9cb4d75e177feb6aa", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar and want a reliable setup for practicing and performing, with durable medium-gauge strings, steadier tuning during bends, secure replacement tuning machines, and comfortable picks for everyday playing.", "positive_items": ["B076H8Y76J", "B0BKR2ZM9X", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b18313787abbd7c4013a5ef1", "partition": "shared_train", "query": "I\u2019m setting up a small electric-guitar practice corner for a few instruments, with reliable tuning, safe upright storage, and a compact amp for clean and overdriven practice, plus the basic playing accessories needed to get started.", "positive_items": ["B0BHSG5C3G", "B08JMQR2JK", "B08T2N25MR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b18e303f420e0628df81b22c", "partition": "shared_train", "query": "I\u2019m getting ready for an acoustic blues jam and need supplies to restring my six-string guitar, play comfortably with light-gauge strings and picks, and switch between common harmonica keys for accompanying songs.", "positive_items": ["B002FOFWA2", "B07GQ7S8VZ", "B007MY5BDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b196ead896bfd7c2fd2f70de", "partition": "shared_train", "query": "I\u2019m restringing my six-string electric guitar at home and need fresh medium-gauge strings, an all-in-one tool for winding and trimming, plus a secure way to hold the guitar while I work.", "positive_items": ["B097FMTZCP", "B08R5GM6YB", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b19a0334ec0057c839084837", "partition": "shared_train", "query": "I\u2019m organizing a small folk-music ensemble and need durable wind instruments covering mellow alto and tenor parts, plus a side-blown, flute-like voice for traditional fife tunes and beginner-friendly practice.", "positive_items": ["B0002MS7O2", "B0002F7C4A", "B0002F5F9O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1acbae63678a7cb095e137f", "partition": "shared_train", "query": "I\u2019m setting up a professional home vocal-recording station and need a low-noise condenser microphone with reliable XLR connectivity, closed-back monitoring headphones, and secure software-license authorization for recording and mixing.", "positive_items": ["B07ZLL3JPB", "B07H5HM6F6", "B07N1LX1QC", "B072PQT2DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1b46acffdacbcbb9693cafa", "partition": "shared_train", "query": "I\u2019m putting together a portable seated hand-percussion setup for recording, with versatile drums, a higher-pitched voice, gentle shaker textures, stable support, and padded transport protection.", "positive_items": ["B01B1JI9AG", "B0007Y8GSM", "B000VTDE6W", "B01HJCS88W", "B06XWNGFYC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1b52b57994256d8dfb79f20", "partition": "shared_train", "query": "I\u2019m setting up a compact drum practice rig and need hardware to mount two toms, add a small T-leg support, keep the stand positions repeatable, and practice bass drum technique quietly at home.", "positive_items": ["B0002F73KI", "B005SURC9Y", "B003A02OFQ", "B0002F4YDC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1b56dd9f34e44c14e4aafe4", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for traveling to small gigs and need a comfortable hands-free way to carry a small acoustic-electric guitar, plus reliable clip-on tuning before performing.", "positive_items": ["B07V6KLP34", "B0BHSG5C3G", "B07SPHH7TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1bae4925ef844af19b6ebca", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with a decorative 12th-position fretboard accent, secure quick-release strap attachment, and replacement volume and tone controls compatible with 6mm splined shafts, ideally in black, red, and gold.", "positive_items": ["B09QKMK1ND", "B0953JQGXQ", "B0BMYY94N3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1bc39e75473394b77c474e4", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for violin rehearsals and small performances: I need stable adjustable support for heavy scores, clear illumination in dim venues, and a secure way to park my violin and bow between pieces.", "positive_items": ["B000EENO2S", "B0047VIXBG", "B09G7GH2FH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1c22ea5d99dc75ab7a55357", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar and bass for a small home recording session, so I need fresh strings for both instruments plus reliable picks for tracking rhythm parts and bass lines.", "positive_items": ["B015TBAFYK", "B07D5W5X3Z", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1c816aa53636ccdd1eca544", "partition": "shared_train", "query": "I\u2019m preparing a versatile drum setup for rehearsals and live playing, with a way to tame unwanted drum overtones, keep my regular sticks organized and accessible, and create expressive cymbal swells and crashes.", "positive_items": ["B0731YLWY8", "B002LJPL5W", "B07V3NL6JD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1d143756fde687c3b17ee3d", "partition": "shared_train", "query": "I\u2019m setting up a small live band performance with a handheld vocal mic, long multichannel XLR routing to the mixer, and reliable power for both my BOSS and VOX guitar effects units.", "positive_items": ["B08D8Y11F5", "B007CUIMQU", "B00UZ7JADG", "B07B8N8RX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1e518e4d15fcc9635be65c1", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly acoustic folk recording station for ukulele and harmonica sessions, with stable hands-free microphone positioning and portable tuning support.", "positive_items": ["B088K3V4VQ", "B0757SQZYW", "B077XB1Q9T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1ecef92805be8cbf1e4bc50", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio to record live ideas, trigger samples and loops, capture several microphones or instruments, and accurately monitor and shape the finished tracks.", "positive_items": ["B0771JSH4B", "B01BZTH3ZY", "B00NOI49AW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1f99bd188ef79030ad54e34", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance with my 12-string guitar and vocals, and need reliable stage amplification support, hands-free pitch changes, convenient pick access, and the right connections between my microphone and sound equipment.", "positive_items": ["B071RL22PZ", "B0BYXVCSGG", "B08DBDD6CM", "B07NSWD8BR", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b1fa4eef64c6272b277591da", "partition": "shared_train", "query": "I\u2019m setting up a portable rehearsal and performance rig for a small band, with reliable microphone and amp connections, comfortable drumming gear, and an adjustable illuminated stand for reading charts onstage.", "positive_items": ["B097JDV3FW", "B07NDGTTZZ", "B073RQ3DQX", "B0C5PRQ9K6", "B09G7GH2FH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2049037d6caf5fc51ed66ec", "partition": "shared_train", "query": "I\u2019m preparing a solo guitar-and-vocal practice setup and need a clip-on tuner for my guitar, a wired microphone for singing rehearsal, and a portable adjustable stand to hold sheet music while I play.", "positive_items": ["B0B6P55RBN", "B09PH4DV67", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b20627b8bfa2a97f3c3b26ff", "partition": "shared_train", "query": "I\u2019m preparing a percussion ensemble performance and need tools for rich, clearly articulated timpani parts, dark yet defined xylophone passages, and a bright ceremonial gong accent.", "positive_items": ["B0002ZL1FQ", "B07TQV58MC", "B01FHAPL3S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b208d24f8e2e9f7376f4d12e", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and performance station, with easy clip-on tuning, secure wireless gear carried on my strap, and an attractive wall display that keeps the instrument accessible between sessions.", "positive_items": ["B0088712Z4", "B07MG8PHF2", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b209a354b9a611b95b3fd4f5", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke and live-music night and need a portable light for reading music, two wireless vocal microphones, and a compact mixer that can blend phone music with the singers.", "positive_items": ["B00TOKTBL6", "B00WRJM9H4", "B09G7GH2FH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b20a80e393fafae9e42dab62", "partition": "shared_train", "query": "I'm setting up a comfortable home station for practicing my 88-key digital piano and need adjustable stable support, comfortable seating, piano-style sustain control, and a fitted cover to protect it between sessions.", "positive_items": ["B0BT9R8MMV", "B0BSCF2FD7", "B0C3LH9FX2", "B00M6SJ3CU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b20b4ee427c3b03ba6abc597", "partition": "shared_train", "query": "I\u2019m refurbishing my short-scale five-string bass and putting together a compact rehearsal rig. I need flexible, bright long-lasting strings, stable replacement tuning hardware, and a powerful but portable amplifier head for punchy, reliable practice sessions.", "positive_items": ["B08TWNCJM2", "B001DEKAL6", "B06XPTC3NP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b217e2520057bd5411061ca9", "partition": "shared_train", "query": "I\u2019m starting an electric guitar setup for home practice and want a beginner-friendly guitar pack, a reliable long cable for connecting to an amp, and an analog compressor effect for shaping my sound.", "positive_items": ["B074GXRXVR", "B0B7Z4Z88L", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b21dd58de1f43ae8b4277e4c", "partition": "shared_train", "query": "I\u2019m putting together a small live rock set and need durable, responsive sticks, a sharp China-style accent for the drums, and a portable, mic-ready PA to amplify vocals and backing audio.", "positive_items": ["B00CWG5OGK", "B081RLGV6F", "B08HRVRH36"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b21e814aa59c2c5de9a39966", "partition": "shared_train", "query": "I\u2019m putting together a small live guitar or bass setup and need to connect my instrument through an analog compressor, then run the signal to a mixer or powered speakers with enough cable length for stage movement.", "positive_items": ["B07CMHZ4PX", "B0163FHR88", "B074GXRXVR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b22a721b154bdf4e18a26937", "partition": "shared_train", "query": "I\u2019m preparing for a portable acoustic-guitar open mic and need a way to protect and carry my guitar, play comfortably while standing, keep lyrics or sheet music visible, and sing into a dependable microphone setup.", "positive_items": ["B0B8LSRYSJ", "B0BLLDYSL7", "B00KND95KK", "B0002MDTVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b22c2165346079a409041691", "partition": "shared_train", "query": "I'm setting up a small home guitar workshop and display area, so I need parts for refreshing instrument hardware, a way to make custom picks, and sturdy wall storage for several string instruments.", "positive_items": ["B09137WG3M", "B07MMJX9T7", "B07D1WM2G6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b245d228a40e6c2e77071f0a", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic performance and need supplies to keep my guitar clean, play it comfortably, amplify vocals with a reliable wired microphone, and add handheld Latin percussion for rhythmic accompaniment.", "positive_items": ["B0049NESYS", "B09R6KV6QX", "B006M01WFE", "B09LYNWVPC", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b24d1509d33eb54e3a52785a", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable home practice station for my electronic keyboard, with a stable collapsible support, adjustable padded seating, and piano-style sustain control.", "positive_items": ["B000YID5OG", "B07MZYNZ1C", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b25bc6f0bdc2e9bb7e219512", "partition": "shared_train", "query": "I\u2019m organizing a multi-instrument woodwind setup and need secure wheeled transport for my baritone sax, stable display for my alto flute, and a finish-safe resting peg for my piccolo.", "positive_items": ["B07ND54ND5", "B004UU2QTE", "B06ZZ98T4N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b25c30b0480537eee34b2148", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing and recording keyboard-based songs: I need multitrack audio capture, hands-free sustain control, and a padded carry bag sized for a 76-note keyboard.", "positive_items": ["B01D8EHD1S", "B01M12WWNX", "B00B9060X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b26ea0a9355380029849f09d", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor live music performance and need reliable dynamic microphones for a singer and an instrument, plus a blue foam windscreen to reduce breath and wind noise without changing the sound.", "positive_items": ["B006BST39E", "B08NVVLB16", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b270ccb48a875d192cee1a45", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic singalong where I\u2019ll switch between ukulele and six-string guitar, so I need hands-free support, quick clip-on tuning, and an easy way to change the guitar\u2019s key without retuning.", "positive_items": ["B06XFN2L1H", "B0C9NGP88D", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b272df721f83cfa2c434dabe", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for a weekend of experimenting with strumming, fingerstyle, and Hawaiian-style slide playing, and need the essential supplies for those techniques.", "positive_items": ["B000EEJE3Q", "B01AA6BNCC", "B09BF8XDF4", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2733621e3b11f2c438cd911", "partition": "shared_train", "query": "I'm setting up my alto sax for long rehearsals and gigs and need comfortable hands-free support, cushioning to protect the mouthpiece from bite marks, and ergonomic rubber risers to make the palm keys easier to reach.", "positive_items": ["B08HS2KSS8", "B07XNSXK17", "B07Z86T1YR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2744d574464a3629dd11c6d", "partition": "shared_train", "query": "I\u2019m setting up a portable electric-guitar rehearsal rig and need hands-free sheet music support, a dependable instrument lead, and a cable for connecting a microphone to compatible audio equipment.", "positive_items": ["B0B949FD92", "B088DD5M4V", "B00LMC2B98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b274a351b1781274a4391c20", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for atmospheric live and studio tones, with secure pedal mounting, versatile delay textures, and spacious stereo reverb for ambient playing.", "positive_items": ["B004ZKIHVU", "B0C61YQFHH", "B00186L9X2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b286dd1feb777423a79007b9", "partition": "shared_train", "query": "I\u2019m putting together a portable live guitar setup and need secure carrying for a small rack of audio gear, a compact stand for my guitar, and a way to send its instrument signal to the venue\u2019s XLR system.", "positive_items": ["B08KRDKZ6K", "B009AARY2I", "B078YMMBWC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b28e7c7e1420bd158b33aaca", "partition": "shared_train", "query": "I\u2019m setting up a small vocal rehearsal and need several dynamic microphones, one microphone connection to a 1/4-inch input, and a separate TS cable for compatible instrument equipment.", "positive_items": ["B003GEBGA0", "B09396NY1C", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b29af69c3796b3625b1cafac", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for bright Nashville-tuned studio parts, including a fretboard makeover, three-pickup wiring upgrade, fresh strings, and a compact distortion setup with short, space-saving connections.", "positive_items": ["B00OJZ0RVE", "B00XVN3H62", "B09PBL98Q4", "B00QRJHVPA", "B00WT7KPCK", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2a57428f58ebf9c76f1b6dd", "partition": "shared_train", "query": "I\u2019m preparing to record a warm, low-noise bass performance and need smooth flatwound strings, a comfortable adjustable strap, and a portable handheld recording setup with wind protection, stable mounting, reliable power, and easy transport.", "positive_items": ["B0B7C6VWMZ", "B074D9DH1K", "B07FYYS5ZP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2a71509a3fa945c4d03c037", "partition": "shared_train", "query": "I\u2019m getting started with acoustic-electric guitar and need a dependable instrument for practicing and performing, a protective fitted case for transport, and an easy way to change keys during songs.", "positive_items": ["B01DPYT1W0", "B071FD5X4C", "B07QDCBRKL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2ac722cbc8692d4443d3565", "partition": "shared_train", "query": "I\u2019m preparing my B-flat clarinet for regular rehearsals and need an easy-playing reed setup, protection for the mouthpiece, safe moisture removal, and care to keep the wooden bore conditioned.", "positive_items": ["B00TH3YPDE", "B09D23M922", "B07Q75MDB8", "B000EEJ4BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2adfd315963bdcfa225279e", "partition": "shared_train", "query": "I\u2019m refurbishing an American-style Stratocaster and need to refresh its pickguard and hardware, rework the wiring and tone controls, improve string guidance, measure and adjust the setup accurately, and make future string changes faster.", "positive_items": ["B008BPI2OW", "B00NARHNCS", "B0B92LPGD2", "B0BCXKFMKD", "B07BQVJY7W", "B0B8Z3H3V3", "B00EBY8VZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2b650728c31b5f536da3209", "partition": "shared_train", "query": "I\u2019m building a rack-mounted DJ setup for parties, with room to operate a laptop, connect a wired microphone, and mix multiple audio sources through USB and dedicated microphone inputs.", "positive_items": ["B0742Q89P1", "B003BLOSJ4", "B00LIW74US"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2ba9c40cd3247ea6a766303", "partition": "shared_train", "query": "I\u2019m refurbishing my Les Paul-style electric guitar and need compatible hardware to replace the bridge, refresh the volume and tone controls, and have reliable picks for setup and playing.", "positive_items": ["B08MYRG31D", "B07GQ7S8VZ", "B07RLVH6H4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2c7fdcd8e05acb77c98cc04", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a small live performance and need fresh strings for natural tone, fingerpicking support, and a secure way to attach my strap to its endpin output jack.", "positive_items": ["B09LSLS83Y", "B0B8LMGQVX", "B0002E1TB8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2ca96fd794515507f659975", "partition": "shared_train", "query": "I\u2019m setting up a portable Casio keyboard practice station and need adjustable support, a comfortable foldable seat, and a compatible wall power adapter.", "positive_items": ["B00J1WVX54", "B008I5QT9K", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2ce988ddc0b17cf9f3f1718", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a sweaty live performance and need a way to keep the strap securely attached, maintain a firm grip on my pick, and send the instrument signal cleanly to a mixer or PA system.", "positive_items": ["B087W4WLKD", "B016P20UC4", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2cface616086bc1e80e366d", "partition": "shared_train", "query": "I\u2019m setting up a portable cello practice station and need adjustable sheet music support, rosin for a responsive bow, and a non-slip way to keep the endpin steady while protecting the floor.", "positive_items": ["B01G1T7A3I", "B06XDBGL88", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2d1ab30cf3cd6704c516d4b", "partition": "shared_train", "query": "I\u2019m preparing a guitar arrangement that alternates between a six-string drop-D-style part and a wide-neck 12-string section, so I need accurate tuning and the appropriate capos for each instrument.", "positive_items": ["B000EEJIMI", "B0BKKLR2Y8", "B07M6B3RDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2dc5269ea56c3ed0d1c63ab", "partition": "shared_train", "query": "I\u2019m refreshing my Strat for a funky, expressive setup: I need a vintage-style replacement faceplate, a way to retain treble when turning down the guitar\u2019s volume, and an envelope-filter effect that works for guitar.", "positive_items": ["B0BBRBFHK5", "B09BN9JPY3", "B09TGTNLD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2dec1d87289d41963529bc4", "partition": "shared_train", "query": "I\u2019m refreshing my drum setup for a vintage-inspired rock project, with a warm crash/ride, dry accent splash, deeper controlled snare tone, and a practical way to carry sticks and accessories to rehearsals and gigs.", "positive_items": ["B01290Y3YM", "B006OBE5T6", "B0BK6S7QF4", "B088JSQPMX", "B0CF797FLB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2e27fccc7f2ddb168e97450", "partition": "shared_train", "query": "I\u2019m setting up a desk podcast recording station and need a swivel-mounted microphone setup with vibration isolation and a large windscreen to reduce handling and breath noise.", "positive_items": ["B001ECQONU", "B0006MKF2K", "B0BYXQHW7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2e2f96fef4b288680f405d0", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice space with an affordable electric guitar, an easy clip-on tuner, and secure wall storage for my instruments.", "positive_items": ["B0BHSG5C3G", "B074XLVXDX", "B07MMJX9T7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2ea4a460091a73db2c37c13", "partition": "shared_train", "query": "I\u2019m setting up a cello practice routine at home and need to reduce the volume, keep the endpin securely in place, and maintain a responsive bow while playing.", "positive_items": ["B000F3KSPO", "B06XDBGL88", "B0002II6LK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2f258ac9913c02ffd332bc0", "partition": "shared_train", "query": "I\u2019m refurbishing my 12-string acoustic guitar and need warm-sounding extra-light strings, a compatible replacement nut and saddle, plus a complete set of bridge pins for better fit, intonation, and clarity.", "positive_items": ["B0BTC9YJ2W", "B00EQ28NF2", "B07D444NSP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b2f5e2007db2ba8f91a1e09e", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice rig with a versatile multi-effects unit, reliable 9V power, and two instrument connections so I can run my guitar through effects and into an amp.", "positive_items": ["B0938DRS9J", "B09396NY1C", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b306390eecd7d2a0a750d89c", "partition": "shared_train", "query": "I\u2019m setting up a small home studio with a MIDI controller and pedalboard, and need reliable MIDI connectivity plus materials to make custom-length instrument patch cables with straight plugs.", "positive_items": ["B06Y1X6SS8", "B06WRTZ9P1", "B014AOPCIQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b30c4b673066b62119939f3b", "partition": "shared_train", "query": "I\u2019m refreshing my small drum kit and need warm, resonant heads for two toms plus a bright, open 10-inch snare head with good sustain.", "positive_items": ["B0002F4MT8", "B0002F4MSO", "B0002F7J84"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b30f7fafeaf886583d525faa", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance with a vocalist, guitarist, and keyboardist, and need gear for a stable adjustable keyboard setup, comfortable guitar support, and cleaner handheld vocals protected from wind and moisture.", "positive_items": ["B0BZ5HRXCJ", "B095JX9GZY", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3130ab6a3a40d57b6d23706", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic-guitar pedalboard for live gigs and need a way to stop stage-monitor feedback, plus several short, low-profile 1/4-inch connections for chaining effects neatly.", "positive_items": ["B07BWMQFMT", "B017VP6L8Q", "B00WU6HS02"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3148183a38117ebb69bf5ab", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic set and need to refresh the strings on both my electric and 12-string acoustic guitars, while also capturing clear, projecting vocals through a microphone for rehearsal and performance.", "positive_items": ["B07B4WXVTZ", "B0BTC9YJ2W", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b31ba1db670a18d1a34f8ff5", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and displaying my guitar and ukulele, with secure foldable supports for each instrument and a chromatic clip-on tuner to keep everything organized and properly tuned at home or while traveling.", "positive_items": ["B017808XKS", "B08BW2TBD7", "B00L5R5W2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b31e75676f3eb55e0424db8c", "partition": "shared_train", "query": "I\u2019m putting together a small Latin and world-percussion ensemble for a community performance, and need instruments covering loud raspy rhythmic accents, softer controlled scraping patterns, and a tunable hand-drum pulse with jingles.", "positive_items": ["B000VTKNTS", "B0009V40OM", "B086543FTN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3230edc06a79780bee404c5", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar setup for rehearsing and performing with my Mustang amp: I need hands-free control of patches and delay, a compatible delay effect, a short connecting cable, and a sturdy stand for charts.", "positive_items": ["B0B6P55RBN", "B00186L9X2", "B0741SXP2K", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3274b18f9cb0c2f3381bfcd", "partition": "shared_train", "query": "I\u2019m putting together a comfort and care kit for woodwind rehearsals: I need to protect a clarinet mouthpiece from teeth marks, reduce thumb strain while playing, and dry and clean a baritone sax mouthpiece between sessions.", "positive_items": ["B007SBH8HW", "B07D8BTKP2", "B00TH3YPDE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b32b3140de9dd3f3324b7fbd", "partition": "shared_train", "query": "I\u2019m putting together a small live guitar setup that can mic my amp, shape the signal with compression, overdrive, and swirling phase effects, send a clean instrument feed to the PA, and keep a compatible preamp tube and adjustable boom stand on hand.", "positive_items": ["B07NKMZJ5M", "B000RK0CZ6", "B009AARY2I", "B0CB98SMQR", "B019NY2PKG", "B000KIPTE4", "B07MQK9168"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b33ceb4a693a94a86879c5ca", "partition": "shared_train", "query": "I\u2019m setting up personal monitoring for a live band or church performance, with stage inputs routed over a long balanced XLR connection into an individual monitor station and comfortable wired in-ear listening.", "positive_items": ["B07C2QDWXN", "B01HUJ41IU", "B092LF6RLS", "B0BBL46CCV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b33eab00cd68395241e628ac", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record clear podcast episodes and vocal demos, and need a USB condenser microphone setup with vibration isolation and protection from plosives and breath noise.", "positive_items": ["B0749R51B1", "B0BX8KYR5X", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b33f2c4a0f5c84e08913bb26", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for playing guitar at bluegrass jams, with comfortable support for long sessions, reliable tuning in bluegrass settings, and a durable steel slide for bright, sustained notes.", "positive_items": ["B0B8M2Q1DS", "B015HG7F3Q", "B01AA6BNCC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b341abe3f72f0bc8daa8407c", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for heavy rock rehearsals and need durable coated heads for the snare and toms, plus reliable nylon-tip sticks that can handle forceful playing while still giving me clear attack and responsive feel.", "positive_items": ["B0BKZ1G3P3", "B00H7Y30BS", "B09HCVF8DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b351f4c84c260939edb7caeb", "partition": "shared_train", "query": "I\u2019m setting up a patio DJ area for record listening and small gatherings, with weather-resistant speakers for outdoor sound and protective covers to keep my turntable and mixer safe from dust, moisture, and accidental spills.", "positive_items": ["B096ZHMFS1", "B08F9K24WG", "B00UAYDBRU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3573f8dbba855082d6917d3", "partition": "shared_train", "query": "I\u2019m assembling a stage guitar rig and need reliable power with incoming-voltage monitoring, sharp durable picks for precise playing, and hands-free control over multiple effects and amp functions during performances.", "positive_items": ["B09TGD5X27", "B073XX7TL1", "B00145EVJ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b35b42533098d939168074f4", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small recording and live-performance setup: I need to service the frets and hardware, protect the instrument\u2019s wood, play comfortably standing, capture its sound with a stand-mounted dynamic mic, add tube preamp processing, and secure the gear in a rack.", "positive_items": ["B00IH1K072", "B0BT2Q355P", "B0BZ5KMS85", "B0002E56IA", "B0BT3B7GTY", "B01BT00S60", "B00DKAQGTG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b364f4550ed0235157e85938", "partition": "shared_train", "query": "I\u2019m putting together a rehearsal and small-gig drum setup with a rock-oriented crash, a cowbell that mounts securely for quick accents, and cymbal isolation hardware to improve suspension, reduce stand contact, and preserve a natural playing feel.", "positive_items": ["B004YXOJVA", "B004ISY1B4", "B0BS3LK9BL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b365c8909f87f421f2e85585", "partition": "shared_train", "query": "I\u2019m preparing a folk-blues open mic set where I\u2019ll switch between guitar and harmonica, so I need reliable tuning, comfortable hands-free guitar support, and a versatile harmonica for accompanying songs.", "positive_items": ["B00A2H01IW", "B07FYPBL6K", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b36f8567ea5fe817df1aaf73", "partition": "shared_train", "query": "I\u2019m preparing for a small jazz gig where I\u2019ll switch between acoustic guitar and double bass, and need to change guitar keys quickly, keep the guitar secure while standing, and amplify the bass with a natural, feedback-resistant tone.", "positive_items": ["B001T9NUNK", "B00CPLODUU", "B001NPDRV0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3736faa59c8557a581b78c1", "partition": "shared_train", "query": "I\u2019m preparing my French horn for regular rehearsals and travel, and need supplies to maintain its rotor valve, protect the mouthpiece during handling, and keep the instrument safely supported between sessions.", "positive_items": ["B0BR2K3H46", "B001BAJNVA", "B002J99IEY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b37c67e297735863e26fee0b", "partition": "shared_train", "query": "I\u2019m building a compact percussion setup around my bass drum, with secure hoop mounting, contrasting jam-block sounds, and comfortable black-finished sticks for playing live.", "positive_items": ["B09TG8VP32", "B003HGR6VA", "B000FNDREI", "B07QGPYXG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b37d09fbc2b3a58040acca0f", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for a bright Nashville-tuned layered recording and need essentials for comfortable playing, quick key changes, consistent picking, and a clean solo boost.", "positive_items": ["B0BPJ4Q6FJ", "B076VWK8JV", "B00HU25WSQ", "B0158GWWJ2", "B0B96H6DMR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b37de5c7dd08e8bc8cd8484f", "partition": "shared_train", "query": "I\u2019m setting up a small jazz ensemble rehearsal and need secure, space-saving support for my baritone and soprano saxes, a portable organizer for drum and percussion tools, and balanced mallets for vibraphone.", "positive_items": ["B0002M6R2Q", "B0002F7JGG", "B0C3LHMKVN", "B0CF797FLB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3829b0147215c1bda6a2c60", "partition": "shared_train", "query": "I\u2019m refreshing my three-single-coil Stratocaster\u2019s appearance and hardware, then building a lightweight, portable powered effects setup with short, reliable connections for rehearsals and gigs.", "positive_items": ["B08DK1YWY8", "B0B6889WFW", "B07BQVJY7W", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b388eefc72b2e801843c18e0", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic guitar setup for practicing and casual performances, with a comfortable mahogany-toned instrument, an easy way to keep picks attached nearby, and a clip-on tuner for quick, accurate tuning.", "positive_items": ["B073Q5R47K", "B01K1EJQ9U", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3953ac655b38c9e273f5203", "partition": "shared_train", "query": "I\u2019m setting up a versatile guitar practice and small jam setup, with quick key changes, plenty of pick styles and thicknesses to experiment with, options for fingerstyle playing, and convenient access to picks.", "positive_items": ["B00MH1NID6", "B09NWCD36N", "B01K1EJQ9U", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3980aaf004c11fb7a0def10", "partition": "shared_train", "query": "I\u2019m preparing my six-string electric guitar for a small recording session and need fresh Nashville-tuning strings, reliable picks, safe body and fretboard cleaning supplies, plus a vocal microphone setup with an adjustable stand and long XLR cable.", "positive_items": ["B00L9R9YVO", "B01DZ6FBBI", "B0BPJ4Q6FJ", "B07WW5PKCP", "B0BK5CXZBT", "B093YKLWVN", "B0846J7THY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3ab137109495c8a289fd2c6", "partition": "shared_train", "query": "I\u2019m restoring my acoustic guitar for regular playing: clean up and refresh the fretboard, replace its nut, install durable medium-gauge strings, and secure the strap with a simple, reliable setup.", "positive_items": ["B09BF8XDF4", "B0B29N7VC8", "B093YKLWVN", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3b31fc8893d4eefb5ad6a51", "partition": "shared_train", "query": "I\u2019m starting a beginner acoustic-guitar practice setup and need a way to hold my guitar safely, read lessons hands-free, practice chords and strumming, change keys quickly, try different picks, and handle future restringing.", "positive_items": ["B083GKG469", "B09QZJ57YW", "B08T2N1WZR", "B00IPH8MD2", "B018FCZKR2", "B00CPLODUU", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3be60af46ba2e2d8f5599b5", "partition": "shared_train", "query": "I\u2019m putting together a small outdoor vocal performance and need a stable adjustable setup for a handheld microphone, a long connection to my mixer, and protection from wind and moisture.", "positive_items": ["B091MZPYBQ", "B08DBDD6CM", "B00SVRLPYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3c82f4683b40264a332d5c0", "partition": "shared_train", "query": "I\u2019m setting up a small presentation and music event and need amplified stereo sound with a microphone, elevated speakers, and a stable adjustable stand for my laptop, plus the right cable to connect its headphone output to the audio system.", "positive_items": ["B0BB7ZN8XH", "B01H0PACWI", "B09MMT45P1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3d446a5c8607713f3d6438a", "partition": "shared_train", "query": "I\u2019m rewiring my Strat-style electric guitar\u2019s control cavity and want an upgrade for smoother tone shaping, a new five-way pickup selector, and preserved treble when I roll down the volume.", "positive_items": ["B018YHVHYI", "B00UI3N5QK", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3d48cfddd371ac7bcaee9c7", "partition": "shared_train", "query": "I\u2019m organizing a playful beginner music session for kids and need simple melody instruments, an easy chord accompaniment, and a fun buzzing part for group songs.", "positive_items": ["B001SN7QZA", "B001OPEZYW", "B001LG4ULW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3d5ec10555b9a9f2965109f", "partition": "shared_train", "query": "I\u2019m refurbishing an older Les Paul-style electric guitar and need compatible humbuckers, a complete volume-tone switching harness, and a protective hard case for storing and transporting the finished instrument.", "positive_items": ["B097Q9W8MW", "B0151GZ4EO", "B009A5JA98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3ddc81c07e887bb030008da", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for quieter wiring and reliable volume/tone control, securing the pickguard, replacing a worn string, and setting it up for experimenting with slide playing while still fretting normal chords. What supplies should I buy?", "positive_items": ["B07QNV5YQ2", "B0756L9V7J", "B00E4SN4VQ", "B07CRK35NG", "B008OOJRD0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3df4bbc87d59297c5702058", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar effects board for rehearsals and gigs, with organized cable routing, short low-profile connections between pedals, a link to my amp, and a foot controller for Fender-style amplifier functions, plus a portable case.", "positive_items": ["B0188XAZEG", "B017XFNKGU", "B0822XLCFX", "B00HETUY2O", "B001L8NGJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3e661336655a131f0766756", "partition": "shared_train", "query": "I\u2019m setting up a quiet electronic drum practice station at home and need a complete setup for playing with sticks while monitoring the kit privately without disturbing anyone nearby.", "positive_items": ["B0B9JZP4BQ", "B0C1CX8K6F", "B0B9RVB7WV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3fe39f4ac1d0a033560e8ec", "partition": "shared_train", "query": "I\u2019m setting up programmable stage lighting for a small live event and need compact multi-channel dimming and switching, along with reliable 3-pin DMX connections in both short and longer lengths for linking fixtures to the controller.", "positive_items": ["B001LXMXU0", "B000FVZUMM", "B09ZTHDXTD", "B09ZSKPVVJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b3ffba00f6a0074a6a9735b1", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and maintenance station with a quick way to change strings, assorted finger- and thumb-picking options, a durable music-theory reference, and a clip to keep pages open.", "positive_items": ["B01M5F92GD", "B0BJ3BBTXH", "B000E3F0B2", "B008PIVRY2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b419a7a484c27c86114c258b", "partition": "shared_train", "query": "I\u2019m putting together a portable lighting setup for mobile DJ gigs and want sharp colorful beams, wireless control for scenes and effects, and a protective way to carry the fixtures, cables, and accessories between venues.", "positive_items": ["B00MH6V2F2", "B0BT2VG7ZH", "B06Y17DHHP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b41e952117003b1241aefc93", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular rehearsals and gigs and need a way to restring it, tune it accurately, and wear an adjustable strap securely without it slipping off.", "positive_items": ["B0179A4ILK", "B0BHSG5C3G", "B09V91H5XM", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b41eba5133d4c09e0cadbced", "partition": "shared_train", "query": "I\u2019m putting together a compact, road-ready electric guitar setup: I need expressive wah tones, a fresh set of light-gauge strings for restringing, and reliable isolated power for my pedals.", "positive_items": ["B093YGKPTS", "B073XXLVWT", "B01M2CWSFL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b420406c139eafc28572d8b5", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar pedalboard for rehearsals and gigs, with tone preservation, a wide range of selectable effects, and a dedicated delay section with modulation and longer delay options.", "positive_items": ["B01AWWYH86", "B004TGVRDA", "B00186L9X2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b429009e694569f6a80420c0", "partition": "shared_train", "query": "I\u2019m setting up a small bluegrass stage performance and need a reliable way to capo the banjo\u2019s fifth string, keep my guitar safely accessible between songs, and add colorful chasing lights for atmosphere.", "positive_items": ["B08BW2TBD7", "B000GAXAFQ", "B001FB5Z1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b43515838e06dc238984a861", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need replacement hardware for stable tuning, a comfortable adjustable way to wear it, a new single-coil control plate, and a simple clip-on tuner for setup.", "positive_items": ["B07D533BY8", "B08HQMVP6K", "B0BPLFP5P6", "B07NHNFPNR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b436173d9aeebf4a7d5e6e1d", "partition": "shared_train", "query": "I\u2019m setting up a home guitar and bass studio and need to maintain the acoustic guitar\u2019s wood and finish, handle restringing, connect instruments and effects, shape bass tone, and organize the gear neatly.", "positive_items": ["B00DKAQGTG", "B07NP7HF7X", "B07WW5PKCP", "B093YKLWVN", "B08R5GM6YB", "B09396NY1C", "B0002DVD7E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b43b2d7f1ef661887f19f6d2", "partition": "shared_train", "query": "I\u2019m upgrading my tube-based recording setup for mixing and editing, and need a low-noise preamp tube, vibration-isolating platforms for studio monitors, and professional open-back headphones for accurate monitoring.", "positive_items": ["B00SVRLQSE", "B00D0E8EFQ", "B07SRDVZSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b43d18c5c3da2f62b74fc00a", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar pedalboard for rehearsals and need dependable ways to tune quickly, power several effects with different voltage needs, and play precise, articulate parts comfortably.", "positive_items": ["B07JQDYQW4", "B07YMGPV7P", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b448d867c300a60becb9169a", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for a punchy, low-end rehearsal setup: I need a more controlled 16-inch tom sound, a sharp accent cymbal, reliable sticks, and secure, repeatable rack mounting.", "positive_items": ["B00ON6VAZQ", "B00068M3I8", "B082WVMFYB", "B01LF4CPHA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b45308565278ef774092ac55", "partition": "shared_train", "query": "I\u2019m upgrading my 7-string electric guitar and building a compact slide-playing rig: I need fresh heavy strings, smoother internal volume and tone controls with matching knobs, a versatile overdrive, and a protected power supply for my effects board.", "positive_items": ["B0778PW65J", "B07L89KWXN", "B077P9K2DV", "B06ZZ65P1T", "B01LSHMR86", "B07T16PK1F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b454610596616f44eb0aa8a6", "partition": "shared_train", "query": "I\u2019m setting up a versatile guitar rig for rehearsals and recording, with a comfortable adjustable strap, a reliable capo for different guitars, flexible short cables for connecting effects, and small enclosures and circuit boards for building a few custom pedals.", "positive_items": ["B06XDCPYS1", "B01MRJUB7Z", "B075MCRFYZ", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b45e9a23705d625e1080e9d3", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for rehearsing and performing with a small band, including multi-channel mixing, convenient inline level control, and quick tuning for our string instruments.", "positive_items": ["B007LZ355E", "B0053ZK4Z8", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b46308a2730b3f47a59678fc", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal rehearsal and recording station with a handheld dynamic singing microphone, a stable tripod stand, and a long balanced XLR cable to reach my mixer.", "positive_items": ["B003GEKXZY", "B07BZWB2Q6", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b47c91bea25327bc306b85d5", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ setup for small events and need a tabletop stand for my mixer, organized multi-channel audio connections, padded transport storage, wireless control for fog effects, and cleaner for routine fog-machine maintenance.", "positive_items": ["B00WRJM5NC", "B07DX95KP2", "B007YYNGTM", "B0BR2HWY75", "B01M8N618U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b489df3e503b3ca7af85f07f", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording space for my band, with enough inputs to capture several microphones at once, accurate nearfield playback for mixing, and closed-back headphones for tracking and checking details without disturbing others.", "positive_items": ["B09Y1X5BSC", "B07YM5ZHS9", "B09RN6MGZH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b49a60a4c489cc36766a901e", "partition": "shared_train", "query": "I\u2019m restoring and setting up my six-string electric guitar: I need to replace its tremolo bridge, restring it with light 9\u201342 strings, and gather practical accessories for tuning, fretting, storage, and practice.", "positive_items": ["B0BV2G5W5F", "B09M7P8SBH", "B0BZJNPDJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b49c363e59b537e05e22a344", "partition": "shared_train", "query": "I\u2019m refurbishing my Floyd Rose electric guitar for wireless rehearsals and gigs, and need updated chrome control hardware, a precise bridge intonation aid, and a dependable guitar-to-amp wireless setup.", "positive_items": ["B07L9GQMLZ", "B072275LG6", "B09MQGL896"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b49daf72ab81900242b38c0f", "partition": "shared_train", "query": "I\u2019m refreshing my guitar for regular playing and want supplies to clean and condition the strings, fretboard, and finished body, then try it out with a comfortable, heavy pick for stronger projection and smoother picking.", "positive_items": ["B09YDBKT7M", "B0928FM4T3", "B07S61KXPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4a2930c60edb45a79163f08", "partition": "shared_train", "query": "I\u2019m refreshing my three-single-coil Strat with a clean white replacement guard, coordinated control and tremolo hardware, and an easy solderless wiring upgrade that gives me more flexible tone blending.", "positive_items": ["B01BRV8V6K", "B0BCXKFMKD", "B07BQVJY7W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4a2cc213732b94fcd0630e8", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster and need compatible replacement hardware for the output jack and bridge, plus regular-light electric strings with a smoother feel and less finger noise.", "positive_items": ["B07B4S63NN", "B004MN9D3Q", "B00G964BUY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4a3512e0c36034f7f974610", "partition": "shared_train", "query": "I\u2019m preparing a singer-songwriter recording session and need reliable vocal pickup plus fresh, durable strings for both my acoustic and electric guitars to capture layered parts cleanly.", "positive_items": ["B08NVVLB16", "B07GFH8NTB", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4a5910b1869c6a9fe6ff182", "partition": "shared_train", "query": "I\u2019m setting up a Bigsby V7 vibrato on my Gibson Les Paul and need a reversible mounting solution, an easier way to thread strings, and a finish-safe wrench for tightening the bridge and hardware.", "positive_items": ["B0055E88FA", "B00DDOBEQY", "B0BT2Q355P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4a5d8777d723f61eaeac39e", "partition": "shared_train", "query": "I\u2019m setting up a small dance party where I can mix music from my computer, make live announcements and sing with a handheld microphone, while reducing wind noise and moisture on the mic.", "positive_items": ["B00BCL96T2", "B0087I825C", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4ace71f12a3f33eb06980b8", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster and pedalboard for expressive overdriven tones, with modern guitar wiring, a compact low-profile connection between pedals, and a versatile analog overdrive for shaping sustain and mids.", "positive_items": ["B0B28ZK2NK", "B013MN8CKG", "B08G8W9HJX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4b9eb2a6147d93052f1f05f", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic and electric guitars for a new setup and need supplies to clean and condition them, change strings quickly, install medium acoustic strings, and outfit the electric for high-strung Nashville tuning.", "positive_items": ["B0BPJ4Q6FJ", "B09BF8XDF4", "B008BPI2OW", "B07N5MJDBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4bff546c72ce51192399180", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar setup for regular strumming and need durable replacement strings, quick key changes without retuning, and plenty of comfortable picks.", "positive_items": ["B09RJZSQML", "B00CPLODUU", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4c8bb46ff37fa0c398a0492", "partition": "shared_train", "query": "I\u2019m putting together a portable electric guitar setup for rehearsals and small performances, with reliable instrument protection, a loud amp with reverb, and a way to power my effects pedal from a battery.", "positive_items": ["B097Q9W8MW", "B07TXZGRNQ", "B0BK6MRC3B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4c9c0cbd92f1fb9b5dfa9bc", "partition": "shared_train", "query": "I\u2019m preparing my six-string electric guitar for recording layered parts: I need a bright high-strung/Nashville setup for a 12-string-style effect, durable medium-gauge strings for regular playing and spares, and grippy picks for precise performance.", "positive_items": ["B095XZJ99J", "B0BPJ4Q6FJ", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4cc45b930bcb372ee1db5bf", "partition": "shared_train", "query": "I'm upgrading my guitar setup for rehearsals and gigs and need a comfortable adjustable strap with secure attachment, reliable tuning, and a compact boost to add gain and sharpen my tone.", "positive_items": ["B071DH8PW9", "B079X4G765", "B075ZLQG7B", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4cefcea73a42ee7c65f19ef", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record a vocal-and-keyboard demo, with expressive sustain while playing, clear closed-back monitoring, and protection against plosive sounds during singing.", "positive_items": ["B07PSWC1XY", "B0BT9R8MMV", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4dc185afe0129b1263df66d", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for punchier rock and blues tones, more stable tuning during performances, and warm ambient repeats for leads and solos. What compatible gear should I look for?", "positive_items": ["B000T47P4G", "B0BT2Z1DF1", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4dc3ae1159945e9e55baab3", "partition": "shared_train", "query": "I\u2019m setting up a compact home production rig for making beats, melodies, and complete tracks in my DAW, with hands-on pad and keyboard control, the ability to record two microphones in stereo, and durable protection for the controller when it\u2019s stored or transported.", "positive_items": ["B07K5V2GHQ", "B07GY8C68J", "B07SK3YRF2", "B0C37QCPS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4e37806d10e1be14aec187e", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for rehearsals and a small recording session, so I need durable new sticks plus replacement heads for a 13-inch drum and snare, including focused, responsive options that handle varied playing dynamics.", "positive_items": ["B0BKZ5DJZ2", "B0BKZ1KXLM", "B09HL6MZ45"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4ea27076551f2c97c0022b4", "partition": "shared_train", "query": "I\u2019m setting up a compact home acoustic-music rehearsal space and need hands-free vocal amplification, a tidy way to connect several balanced microphone channels, and secure wall-mounted storage for my guitars and other string instruments.", "positive_items": ["B07281PJS2", "B07DX95KP2", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4ef164b885166d7acd793b0", "partition": "shared_train", "query": "I\u2019m assembling a small acoustic performance kit for rehearsals and casual gigs, with a handheld jingling rhythm accent, several shaker dynamics for quiet-to-loud arrangements, and a clip-on tool to keep my accompanying string instrument in tune.", "positive_items": ["B078CYR3NN", "B0BRQ9TQSV", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4f1963bbcc2e3ec6034b605", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording project and need a studio condenser microphone, a reliable long XLR connection to my recording gear, and protection from harsh plosive bursts for cleaner takes.", "positive_items": ["B0002KZAK8", "B08DBDD6CM", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4f30110874543b4d1dbb349", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need a setup for smoothing sharp fret ends, recrowning worn frets, replacing the output jack, and fastening the pickguard with black mounting hardware.", "positive_items": ["B013ZHK4DM", "B09JFKRW9J", "B089NJV8Z5", "B015CO3U14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4f32df0d18cf6a9341ae442", "partition": "shared_train", "query": "I\u2019m restoring and upgrading my Strat-style electric guitar: replace the worn frets, level the fingerboard accurately, install new volume and tone controls, then test the finished setup with versatile drive, modulation, and delay sounds.", "positive_items": ["B0BB3DY8TJ", "B09T5YKC62", "B0792T3CZ4", "B017GOTJPO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4f79c239a594e9aa8606ca0", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for a small live band performance and need reliable connections for my electric guitar and pedalboard, plus an accessible way to keep drumsticks within reach while playing.", "positive_items": ["B07N2WWT61", "B01DE4D4LU", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b4f845d96e1f52cee87941c3", "partition": "shared_train", "query": "I\u2019m recording a dark, experimental guitar track and need a setup that captures powerful low-end textures, adds thick octave fuzz, and creates gritty lo-fi echoes with feedback for dramatic transitions and sustained noise.", "positive_items": ["B0149IPMC4", "B01D328H6K", "B007W2R5MA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b50698c79350a6d41d5bfc5f", "partition": "shared_train", "query": "I\u2019m building a portable Dante live-sound setup and need an elevated laptop workstation, compact wheeled protection with quick-access storage, and reliable 32-channel bidirectional network audio connectivity.", "positive_items": ["B0040N62UA", "B0771S4CD9", "B00GRKXRIE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b50ad8000aa3188338d67819", "partition": "shared_train", "query": "I\u2019m refurbishing a six-string electric guitar and want a warmer neck position, smoother tuning and string guidance, plus reliable upgraded controls and a properly fitted replacement nut for the finished setup.", "positive_items": ["B0B5DW6F95", "B004HR1MV8", "B015WD6FIK", "B01N5QPY11"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b50cb02a171d16a52a0aff82", "partition": "shared_train", "query": "I\u2019m putting together a Peavey electric-guitar rig for rehearsals and small gigs, and need hands-free amp control, precise lead-playing picks, and a long, reliable cable for connecting the amp to its speaker cabinet.", "positive_items": ["B00OGZVTZA", "B074VVK9RW", "B0002D0CL2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b512a9bc4d8d63a5ffe47102", "partition": "shared_train", "query": "I\u2019m setting up a home mandolin performance and livestreaming station, needing secure hands-free playing, strong acoustic amplification for a small audience, clean multichannel recording, and a separate broadcast-quality microphone for spoken introductions.", "positive_items": ["B0B8LYBTXZ", "B0753X8MDJ", "B07T7ZSJXH", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b519250736933d36417beced", "partition": "shared_train", "query": "I\u2019m upgrading my Tele-style electric guitar and small gigging rig with hotter electronics, more stable tuning, a compatible 12-inch guitar speaker, and neat low-profile connections for my pedalboard.", "positive_items": ["B074QRRR18", "B08LRHZP3Q", "B01DK40R3M", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b526bb94c072668a48aa56e6", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voiceover station and need a USB condenser microphone, a stable stand connection that fits the threading, and protection from harsh plosive sounds for cleaner recordings.", "positive_items": ["B001H5OSCI", "B0C6H9T5T6", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b52a9830122d5a60c44fb13f", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic folk performance where I\u2019ll switch between banjo and guitar, so I need fresh strings for both instruments and comfortable thumbpicks for consistent picking.", "positive_items": ["B0C6K471PB", "B017C3OK4E", "B0B9M4SJ24"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b52f9d4d56dfced915ce842c", "partition": "shared_train", "query": "I\u2019m setting up my Stratocaster for heavy dropped-tuning riffs and expressive effects, with a tighter string feel, reliable tremolo control, and a way to add adjustable fuzz alongside clean tones.", "positive_items": ["B0B3MS7WB9", "B08BKL4TDC", "B00IPG7UXG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b540f11518fa083bef9e91b1", "partition": "shared_train", "query": "I\u2019m setting up a compact drum kit for rehearsing and recording, with a warm jazz-style shell setup, responsive bass control, reliable snare support, sticks, stable floor protection, adjustable kick-drum dampening, and a deep, short-sounding 10-inch tom.", "positive_items": ["B073WHFCVL", "B00H7V30PC", "B0BSZ126SP", "B00H7Y2ZKK", "B078KX8YJD", "B00LOAAME4", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b54e29569f03c8d0939ed8b1", "partition": "shared_train", "query": "I\u2019m building an affordable double-bass drum setup for practice and small gigs, and need stable cymbal mounting, a standard ride sound, an aggressive trashy accent, reliable double-pedal control, and protection for the bass drum head.", "positive_items": ["B09X6H5DX6", "B09X6HBVBV", "B001MX3WWC", "B003XJLLCQ", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b55565b2500c0a65f275c1af", "partition": "shared_train", "query": "I\u2019m putting together a portable drum and percussion rig for gigs, with fast double-kick control, stable support for multiple cymbals, an ergonomic bongo setup, and rolling storage for heavy hardware.", "positive_items": ["B003B0HMD4", "B000A2O144", "B0002F7A06", "B00FGNXZVM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b55cd59c5ec1140c549c0432", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar for gigging and want coordinated replacement control and tremolo hardware, a secure comfortable way to wear it, and a compact analog overdrive pedal for classic blues-rock tones.", "positive_items": ["B00TSCFIDA", "B07MDT5WJX", "B07BQVJY7W", "B08HVGW1W5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b55dea23a13aae00931e55a7", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for upcoming playing and need warm-sounding extra-light strings, a compact tool for cutting, winding, and removing bridge pins, fresh picks, and a self-adhesive pickguard for a decorative update.", "positive_items": ["B076GHR7DN", "B0BTC9YJ2W", "B09V156C3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b57d4cda3337a454859c328c", "partition": "shared_train", "query": "I\u2019m setting up a home vocal recording chain and need a large-diaphragm condenser mic, warm low-noise gain, a balanced connection between the gear, and a fitted screen to reduce breath and wind noise.", "positive_items": ["B01M5CXH65", "B001ECQONU", "B019JX565C", "B0002GZZNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b587a0578219fcce0e4a7fd8", "partition": "shared_train", "query": "I\u2019m putting together a simple acoustic-electric guitar setup for practicing and playing songs, with reliable strumming accessories and an easy way to change keys without retuning.", "positive_items": ["B06XJDBTHY", "B016PHMM34", "B0158GWWJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5918d3c9291124fff17c179", "partition": "shared_train", "query": "I\u2019m preparing for an electric guitar rock rehearsal and need a reliable way to connect to my amp, add versatile distortion, keep the instrument secure while playing, and have durable picks for strumming and leads.", "positive_items": ["B0BYJN7JWQ", "B00HZH4D04", "B0B95V41NR", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5940348caf77d6116ea27d4", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular gigs: I need to restring it, upgrade the bridge pins, check string action, tune it accurately, and carry it safely between rehearsals and performances.", "positive_items": ["B08R5GM6YB", "B00NARHNCS", "B0731M2KCW", "B0BPLFP5P6", "B00N5TH2H2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5a1c6913e9c2e7bf301290a", "partition": "shared_train", "query": "I\u2019m refreshing my rock drum kit for aggressive live rehearsals and need durable, responsive tom heads, protection for the bass drum where a double pedal hits, powerful sticks, and a china cymbal for accenting energetic parts.", "positive_items": ["B09TXQ22KG", "B0BKZ1KXLM", "B0BKZ1G3P3", "B0BKZ6M28F", "B0002F6WPU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5a4e8511984d61ebac66bca", "partition": "shared_train", "query": "I\u2019m building a hands-free conga performance and recording setup with stable support for two congas, a foot-operated cabasa to keep my hands free, and one-stand mounting for two microphones in stereo.", "positive_items": ["B001FW7KPA", "B0941LXKLX", "B0002L534U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5ad3bfdf973d4ebbe67d3e1", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record vocals and instruments, monitor mixes accurately through powered speakers, connect balanced audio gear, and position microphones at adjustable heights for hands-free recording.", "positive_items": ["B0BK6MQF3Z", "B0C4XQ496G", "B00FX7MMRO", "B01M5CXH65"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5af9fc17ae5d03c58d6d7e0", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for safer stage use and more tonal flexibility, with a comfortable strap setup and a replacement five-position selector switch for my Strat or Tele.", "positive_items": ["B099R8SRNQ", "B0BR2NW577", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5b3c60381a8551e4d84992a", "partition": "shared_train", "query": "I\u2019m preparing a compact bass-and-vocal setup for a small stage performance and need to refresh my five-string bass, keep its strap securely attached, capture vocals, and organize several instruments safely between sets.", "positive_items": ["B079TLFL33", "B0C6HZ2BJ4", "B0BHG58G2F", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5b3d79bdd0909a71d967625", "partition": "shared_train", "query": "I\u2019m preparing my tenor sax for rehearsals and recording, and need a sturdy way to transport it, protect the mouthpiece, and connect a microphone to my mixer or recorder.", "positive_items": ["B076T9QJL4", "B002Q0WTDS", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5ed697b742ae62737d26908", "partition": "shared_train", "query": "I\u2019m setting up a home session to record acoustic guitar and need a clear instrument microphone, a suitable XLR connection, and an adjustable foot support for comfortable playing and stable positioning.", "positive_items": ["B00LIW74US", "B00167QUWI", "B07T3GZVMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b5f12b199623bb8da9510dcf", "partition": "shared_train", "query": "I\u2019m setting up a guitar amp recording and rehearsal rig and need flexible short connections for my pedalboard, a long cable from guitar to amp, and a way to position a dynamic mic tightly against the speaker cabinet without adding clutter.", "positive_items": ["B00K0V8DAS", "B00VTCIH58", "B0032UYIQM", "B0BX8GFGCZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b602bb9595bda9e38822f8a1", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for Nashville-style high-strung parts and need light strings, an efficient restringing tool, and a selection of picks for testing different tones.", "positive_items": ["B00IPH8MD2", "B0BPJ4Q6FJ", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b60a608b0503b436763a4b19", "partition": "shared_train", "query": "I\u2019m restoring a Fender-style electric guitar and need hardware to secure the neck, refresh the hardtail bridge, smooth out the volume control, and eliminate noisy output connections.", "positive_items": ["B003AYPJAO", "B000T02QB2", "B071X6JT27", "B079QMY55P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b616ed6a86539ac1cbf95968", "partition": "shared_train", "query": "I\u2019m putting together a simple setup for singing while playing guitar at small live gigs, and need a comfortable adjustable strap, a stable boom stand for the vocal mic, and a long reliable cable to connect it.", "positive_items": ["B0BLM3QHRL", "B07FTVKZB3", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b618c833347fdf11f66c766a", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio for composing electronic tracks, and need versatile modeled synth sounds with vocal effects, hands-on keyboard and drum-pad control for my DAW, plus accurate headphones for monitoring and mixing.", "positive_items": ["B01I5OLG1O", "B09B45DLQG", "B08FDBCYHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b61afc83e8bf308019f1e368", "partition": "shared_train", "query": "I\u2019m putting together a portable drumming setup for rehearsals and small gigs, with comfortable seated playing, responsive hi-hat control, and a rugged wheeled way to transport my stands and hardware.", "positive_items": ["B06XWMLT5W", "B0002F7A06", "B00B5LDWVW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b61d3ed8c5bb9e6b58d98414", "partition": "shared_train", "query": "I\u2019m putting together a compact touring setup for my rock band: I need protected rolling storage for guitar effects and cables, a durable 13-inch snare head with a deep sound, and a way to hang my guitar from a mic stand.", "positive_items": ["B00IJQLZP6", "B06XCWCGT8", "B0BCXD2QDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b61dd05bfc9eb4717e541c0a", "partition": "shared_train", "query": "I\u2019m setting up a small live music event and need reliable connections for vocal microphones, a powerful self-amplified speaker for the audience, and DMX cabling to control the stage lighting.", "positive_items": ["B08F93KSDY", "B00JXYVBQQ", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6231c4a17b7681642d644d1", "partition": "shared_train", "query": "I want to safely restring my 12-string acoustic guitar on a finish-safe work surface with proper neck support, speed up winding with a cordless drill, and get warm, balanced phosphor-bronze tone.", "positive_items": ["B0188WO6OC", "B0C3Q29DML", "B008BPI2OW", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b62f69de5e6d0208225a884f", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar setup for rock performances and need a high-output replacement pickup, a comfortable adjustable strap, and a lush modulation pedal for shaping powerful, expressive tones.", "positive_items": ["B07CN6YFH9", "B0928FMP3T", "B000OC3OE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b639b989a11436bb0a8fd74f", "partition": "shared_train", "query": "I want to record singing demos at home with a dependable handheld vocal mic, protection from breath and wind, a long XLR connection, and an interface for capturing everything on my computer.", "positive_items": ["B08NVVLB16", "B01E6T56CM", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b63b82d288de0eb8475d5405", "partition": "shared_train", "query": "I\u2019m setting up a home DJ practice space where I can mix tracks with tactile control, monitor the sound accurately, and position my powered speaker securely at ear level on a stable adjustable stand.", "positive_items": ["B00VTCSP9G", "B000DZC1TA", "B08T2LH8Q3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b63e1ac05c18354a9f4ee818", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar setup for rehearsals and small performances, with secure playing control, a comfortable adjustable shoulder strap, easier footswitch operation, and an amp that can be moved smoothly.", "positive_items": ["B08H5FNT56", "B09S2VB3KW", "B06X1C3GWZ", "B0BKRBZ29M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6491d0cf28182b472611923", "partition": "shared_train", "query": "I\u2019m starting guitar lessons at home and need beginner instruction, a comfortable supply of picks for practice, and a safe stand to keep my guitar ready between sessions.", "positive_items": ["B083GKG469", "B018FCZKR2", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6542f0d9385edff7747344e", "partition": "shared_train", "query": "I\u2019m setting up a simple vocal recording rig for rehearsals and takes, with hands-free adjustable mic positioning, protection from breath and plosive bursts, and a foam cover to reduce wind and moisture when I move between indoor and outdoor sessions.", "positive_items": ["B091MZPYBQ", "B016QUXTZU", "B09BTNM918"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b655a6ede4d11827afe8bc58", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for taking my electric guitar to lessons and gigs, with comfortable hands-free support, assorted picks to try, and sturdy protective storage for transport.", "positive_items": ["B097Q9W8MW", "B01MQKIZ4M", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b658e095b4864961e2ae9cd3", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and preparing its effects setup. I need hardware to improve string alignment and tuning stability, a replacement output-jack mounting plate, and short right-angle leads for neatly connecting pedals on a crowded board.", "positive_items": ["B0B2ZN46VK", "B015WD6FIK", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b65ac1899325a3e007ad7b70", "partition": "shared_train", "query": "I\u2019m putting together a guitar rig for rehearsing classic rock songs and playing them live, with hands-free control over presets and timing, expressive wah tones, and reliable picks for consistent rhythm and lead work.", "positive_items": ["B01IBYC50E", "B07CNY1HPX", "B00JL5IKKC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b65eaf677ac22f18d3a7f362", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and maintenance station where I can safely work on my instrument, practice pentatonic and other scales, make and file custom picks, and keep spare picks attached and organized.", "positive_items": ["B00V4VQCQU", "B07D1WM2G6", "B07N31KPN5", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b66612b35f11186f29139023", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style guitar for reliable gigging, with upgraded tuning and string guidance, a shielded scratch plate, comfortable hands-free support, and versatile picks for both flatpicking and thumbpicking.", "positive_items": ["B07WSFJM96", "B0C4GR5C3L", "B07122K1X4", "B0B29LK8QD", "B01AA6BF02", "B09198262S", "B00JX0RUMO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b668a6cba8ca119d203d1705", "partition": "shared_train", "query": "I want to start playing acoustic guitar at home and while traveling, with a compact instrument and simple essentials for tuning and comfortable strumming.", "positive_items": ["B00O9N4ZFU", "B0BPLFP5P6", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b66c3b8aed4f2a8db21bffcf", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live guitar gigs and need reliable stage audio connections, protected transport for my floor controller, and a way to secure the wireless receiver to my strap.", "positive_items": ["B004H1RY52", "B00CJ3AGU0", "B07MG8PHF2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b674311c87653d5cbf84c3f6", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion setup for small acoustic gigs and need an auxiliary drum, a secure way to mount it to my existing stand, and rod-style sticks for controlled rock and jazz playing.", "positive_items": ["B071RRGN61", "B0016HDP58", "B000GGV2DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b67ec10b074cee26772b5c2b", "partition": "shared_train", "query": "I want to set up a simple home podcast recording station with a detailed studio microphone, reliable XLR connections, and a USB interface to record clean vocals directly into my computer.", "positive_items": ["B07JNKY9T8", "B01E6T56CM", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b68004b931f7159e08e00b95", "partition": "shared_train", "query": "I\u2019m building a portable unplugged rhythm setup for small acoustic gigs, with foot-operated hi-hat support, hand-shaken jingles, and a versatile box drum for bass and snare-like accompaniment.", "positive_items": ["B013VNOVZW", "B0002F5C7Y", "B000B6FADU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6815bec9b51f335b5505c9b", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for my home studio and need parts to fix its loose amp connection, add push-pull pickup-splitting control, restring it with versatile hybrid-gauge strings, and mount it safely on the wall afterward.", "positive_items": ["B005G05SCY", "B000G8BD20", "B003IENXZ4", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6921c7e38e1a1d9a961b489", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and performance space with a quality acoustic-electric instrument, an easy way to store it safely on the wall, and a reliable capo for changing keys.", "positive_items": ["B0158GWWJ2", "B07SQ9WFQX", "B07BBNS4ZL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6932a1530de1214435d73d4", "partition": "shared_train", "query": "I\u2019m rebuilding a Strat-style guitar for metal and need a fast-playing replacement neck, reliable locking tuning, high-output humbucker tone, and a distinctive engraved plate to finish the custom assembly.", "positive_items": ["B01LVXUJ5S", "B0BKR2ZM9X", "B0C5LYPSRY", "B00HMRYAWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b69ea55615662b311f0ca7bb", "partition": "shared_train", "query": "I\u2019m preparing my Taylor GS Mini for live acoustic performances and need to change keys quickly without retuning, protect the guitar during travel, and send its natural sound to the audience.", "positive_items": ["B00BC3OVHM", "B074P76BC4", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6a4367c3cc23589753515c6", "partition": "shared_train", "query": "I\u2019m building a compact pedalboard for atmospheric guitar performances, needing gritty harmonic drive, spacious chorus and rotary-style modulation, plus lush delay and cavernous reverb for evolving ambient textures.", "positive_items": ["B005HN20J4", "B002WC9276", "B01M664FQJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6a4b2079bcd8c3a9305145f", "partition": "shared_train", "query": "I\u2019m organizing a small live keyboard performance and need a padded way to transport a 76-key instrument, compact amplified sound for the audience, and an adjustable stand for vocals.", "positive_items": ["B0BN31PKW2", "B01M12WWNX", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6ad2169c9f290e250a84a26", "partition": "shared_train", "query": "I\u2019m preparing to take my 3/4-size acoustic guitar to lessons and small gigs, and need a protective carry bag with room for accessories, reliable tuning, and a selection of picks for playing.", "positive_items": ["B07VWSB34H", "B0BKZ3GCGR", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6bed0503263b0fdab85ab8f", "partition": "shared_train", "query": "I\u2019m putting together a small guitar rehearsal setup and need reliable picks for fast playing, a comfortable strap with somewhere to keep extras, and padded stands to safely hold several guitars between sessions.", "positive_items": ["B00JL5I61A", "B074WXM13T", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6c50eb9f94dc906fce3dd1a", "partition": "shared_train", "query": "I\u2019m restoring a jumbo acoustic guitar for rehearsals and gigs, and need stable replacement tuners, a reliable way to tune it, rugged protection for transport, and a compact stand solution for venues or workspaces where a full stand isn\u2019t practical.", "positive_items": ["B0015GTHGG", "B00IFOTSJW", "B0007ORM0K", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6cddcbbaa7293b3002bec52", "partition": "shared_train", "query": "I\u2019m preparing a small Irish folk session and need a tuned frame drum with playing accessories and protection for transport, fresh medium mandolin strings, plus a dynamic microphone and compact USB mixer to blend the acoustic instruments for rehearsal or a small live performance.", "positive_items": ["B000EH4UHS", "B0009VCP80", "B09G5NWCHQ", "B000CZ0R3S", "B0009V457O", "B0039PPW60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6d3e0636d5da6e9e39cf9a3", "partition": "shared_train", "query": "I\u2019m preparing my 7-string electric guitar for live gigs and need longer-lasting strings, a secure strap connection, an easy-to-reach pick solution, and hands-on control of my effects and amp signal path.", "positive_items": ["B098KXQJVY", "B072FDH5X7", "B0BXT384GR", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6e01a89bf37c8751ef42edf", "partition": "shared_train", "query": "I\u2019m setting up a home recording station for keyboard-and-vocal demos and need to connect my keyboard to a computer, position a microphone at a distance, and keep it stable on my desk.", "positive_items": ["B00LOAASPC", "B00IAQB6TK", "B07BB16QDG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6ee1236bef824337e16bf10", "partition": "shared_train", "query": "I\u2019m setting up a spoken-word recording station and need to reduce vocal pops, run a microphone signal over a long distance, and connect it to equipment with a right-angle 3.5mm input.", "positive_items": ["B016QUXTZU", "B0B3NJ1TDB", "B01DN7OAWU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6f3e22966edfa96d72b6fb2", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender-style electric guitar for home recording and need brighter, light-gauge strings, a properly slotted replacement nut, refreshed volume and tone controls, and an easy USB connection for tracking it.", "positive_items": ["B07K1S8NGH", "B09GWVFHR5", "B005OZE9SA", "B00WAV9ZC6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b6f63b0c0a7666849245cdf1", "partition": "shared_train", "query": "I want to set up a home vocal-recording station with a warm large-diaphragm tube mic, stable adjustable positioning, vibration isolation and plosive protection, plus a USB interface that can supply phantom power and capture the performance cleanly.", "positive_items": ["B07474J95G", "B004DE1K5S", "B005OZE9SA", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b707ed88663d87b178c3b7fc", "partition": "shared_train", "query": "I\u2019m preparing for a live electric-guitar gig and need a setup that protects my instrument during transport, keeps spare picks ready, secures the guitar strap, and elevates and organizes the PA speakers and cables.", "positive_items": ["B097Q9W8MW", "B0C4YN3MMY", "B0179A4ILK", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b70954f7c642a8fecf26ed60", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with heavier-gauge strings, a faster way to wind the tuning pegs, and sturdy picks so I can restring it and get back to playing.", "positive_items": ["B09R6GDRV4", "B008BPI2OW", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b71e2add0cb8599740d94991", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a handheld vocal mic, an adjustable boom stand, a long balanced connection to my audio gear, and protection from wind and vocal moisture.", "positive_items": ["B0B3NJ1TDB", "B019NY2PKG", "B091MZPYBQ", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b723cd9428a2d747cee6c109", "partition": "shared_train", "query": "I'm setting up an electric guitar pedalboard for rehearsals and need a dependable stage cable, a compact right-angle pedal connection, and durable heavy-gauge picks.", "positive_items": ["B01DE4D4LU", "B00CIO6BEA", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b73104a984636338c27b9bc1", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for reliable gigging: I need modern humbucker electronics, refreshed Floyd Rose tremolo hardware including locking and saddle parts, and secure strap attachment points for stage use.", "positive_items": ["B00MI45S3A", "B0167JFFI4", "B07PXRXNDM", "B07FJ8TYKC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b734439d36e9a51ed82b60a0", "partition": "shared_train", "query": "I\u2019m building a beginner drum and percussion setup for rehearsals and recording, needing varied cymbal sounds, an auxiliary high-pitched block, and tidy multichannel microphone connections.", "positive_items": ["B00F912X96", "B07QGPYXG6", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b73a6a27b404fdc7b1071884", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a live set and need comfortable, mellow strings, a tool to make restringing easier, reliable clip-on tuning, and a safer way to keep the strap securely attached.", "positive_items": ["B0006ZXFWO", "B08R5GM6YB", "B00IFOTSJW", "B0BFKQGWZ7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b73edcda2df05bc79b53b17c", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and need supplies to crown worn frets, rewire its controls, and fit it with a comfortable adjustable playing strap.", "positive_items": ["B01F09PI2U", "B0B2Z13RCR", "B08288R5S9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7402e44034e166679912e75", "partition": "shared_train", "query": "I\u2019m setting up a small spoken-word recording desk and need reliable XLR connections, a stable adjustable desktop microphone position, and protection from plosives and breath noise for clear narration.", "positive_items": ["B015XTFNP4", "B0007SL860", "B0B52FBC66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b740b6457311a07fa2042273", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion setup for a small acoustic recording and need a wheeled way to transport my drum hardware, along with soft shaker textures and felt mallets for gentle cymbal swells.", "positive_items": ["B07CNTZYP5", "B0002D0I34", "B0007Y8GSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b74173fb38a34960b44078fb", "partition": "shared_train", "query": "I\u2019m setting up a four-person live vocal performance or church karaoke setup and need reliable wireless handheld microphones, secure stand mounting, and a way to connect all four channels to the audio system.", "positive_items": ["B08KRJ578Q", "B07DX95KP2", "B00HLVOO2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b74358821d86b150235db58c", "partition": "shared_train", "query": "I\u2019m setting up a reliable practice rig for my 7-string electric guitar, with durable tone-preserving strings, dependable amplification, and precise clip-on tuning for alternate setups.", "positive_items": ["B08FRH7KGX", "B07M6B3RDW", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b745a174501b9e8ebc26bc73", "partition": "shared_train", "query": "I\u2019m setting up a vocal recording station and need an accurate condenser microphone, stable adjustable positioning, and plosive protection for clean takes.", "positive_items": ["B017NT392Q", "B07ZLL3JPB", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b748a77b05fa52afed614868", "partition": "shared_train", "query": "I\u2019m setting up a full-size violin for a beginner and need help marking finger positions, replacing the strings, and keeping the instrument polished after practice.", "positive_items": ["B00557KN28", "B07794F7ZV", "B09JZQ67LR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b748aafd7d928a081eb1a227", "partition": "shared_train", "query": "I\u2019m preparing a portable DJ show and need a way to safely transport flat par lights, keep two speaker stands separated in transit, and mount lighting overhead on a sturdy T-bar stand.", "positive_items": ["B00ICR9FKY", "B06Y17CPDF", "B09ZTH7BCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b74d35da43901d193da16fe1", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig and need heavier-gauge strings plus replacement preamp and power tubes, along with a protective shield for the miniature tube socket in my amplifier.", "positive_items": ["B0BSGM6CQ9", "B005IYPLZC", "B000UMHIXK", "B07C9YCY5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b74d6e002726ad22f8701171", "partition": "shared_train", "query": "I\u2019m setting up a small live stage event and need a discreet wireless headworn vocal mic with a compatible replacement lead, balanced audio runs to the sound system, and DMX lighting connections with 3-pin to 5-pin conversion.", "positive_items": ["B06XTDK7FL", "B003Y5A0GM", "B09ZTHS245", "B01AIGRW9W", "B00B8VLQWQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b75ba51fc5a658622bb076fd", "partition": "shared_train", "query": "I\u2019m putting together a simple electric guitar setup for practicing and small performances, and need a comfortable pick, smooth foot-controlled volume swells for passive signals, and a reliable long cable to connect everything.", "positive_items": ["B0B1989GQS", "B01DE4DVO0", "B0002D0CEO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7625910b3036ccfa9426144", "partition": "shared_train", "query": "I\u2019m preparing my Gretsch Electromatic for rehearsals and close-miked recording, with tools to build finger strength, maintain grip while playing, and safely transport the guitar.", "positive_items": ["B073WND433", "B0B8FSCM9L", "B09S2VB3KW", "B003BFZI12"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b763d2ecb6fb0c0631431105", "partition": "shared_train", "query": "I\u2019m setting up a guitar and ukulele practice station and need durable picks for precise playing, softer felt options for gentle ukulele strumming, and an easy way to keep standard picks within reach.", "positive_items": ["B00H35YHQ8", "B0951C4RGR", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b76645f59d144ed5046d2247", "partition": "shared_train", "query": "I\u2019m putting together a small live drum performance and need reliable sticks, a long balanced microphone connection, and a compact digital mixer to route and control the sound.", "positive_items": ["B092LF6RLS", "B076685DQX", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b76be12a35268fa3e807918d", "partition": "shared_train", "query": "I\u2019m repairing and refreshing my acoustic guitar, replacing worn bridge hardware, then testing the setup with reliable picks and a compact compressor pedal for a more even playing response.", "positive_items": ["B07Q6Z5VK9", "B09V92RNL3", "B000LPUV8K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b770def86fe16e351267a2a4", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster and want to refresh its appearance and playability with a replacement pickguard, coordinated hardware and pickup covers, and new pre-cut fret wire for a refret.", "positive_items": ["B0BCXKFMKD", "B0002OP7UC", "B07BQVJY7W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7710278e20b1af1435d2d25", "partition": "shared_train", "query": "I\u2019m putting together an electric-guitar rig for solo rehearsals and ambient live looping, with accurate tuning, a boost for leads, spacious textured reverb, automatic bass and drum accompaniment, and a punchy extension cabinet for my amp head.", "positive_items": ["B00BJMQ8T0", "B076VWK8JV", "B01BNTYSKO", "B08T2LJ62N", "B08D1QV23Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7776cab772cb578dc7c4604", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster for reliable gigging with a replacement rear tremolo cover, steadier tremolo-arm positioning, and secure strap attachment.", "positive_items": ["B0BR2G8WYG", "B0C6J149WZ", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7807ee40c34f86427d9f746", "partition": "shared_train", "query": "I\u2019m putting together a compact electronic percussion setup for live rehearsals and demos. I need programmable drum patterns with MIDI sync, added hand-percussion accents, a vocal mic with boom and headphones, elevated pedalboard access, dependable patching, and long stage connections to route the audio through a mixer.", "positive_items": ["B010AGXJX8", "B0B56Z5G3V", "B0C5BMZ1K9", "B07DXBQ8TM", "B0002F4LYE", "B07MJJ281Z", "B08XMGNB3W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b781046edc83b8fbbc870819", "partition": "shared_train", "query": "I\u2019m setting up a small church performance with four wireless vocalists, a Korg Kross 61 keyboard, reliable multi-channel mixer connections, speaker hookups, and foot-controlled keyboard volume for smooth live sound.", "positive_items": ["B0771SYBMZ", "B094DRTH5M", "B07DX95KP2", "B00HLVOO2G", "B0002CZV8W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b785f3a374a49f42db526158", "partition": "shared_train", "query": "I\u2019m restoring my six-string Strat-style electric guitar and need a compatible hardtail bridge, replacement 1/4-inch output jack hardware, and a reliable supply of picks for setup and playing.", "positive_items": ["B09N6MR9ZJ", "B01MQ5UD77", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b794fba4c73b5d82a68c212a", "partition": "shared_train", "query": "I\u2019m refurbishing my Les Paul for gigging and want to refresh its appearance and controls, upgrade the sound with powerful humbuckers, and make sure the strap stays securely attached during performances.", "positive_items": ["B096K2LZKH", "B00XH3U5C0", "B0002D0LQ8", "B0098DFNY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b79d21a63dc7ba4a782f17c4", "partition": "shared_train", "query": "I want to build a small home setup for recording guitar songs and demos, with foot-controlled effects and amp tones, flexible mixing for microphones and instruments, and computer connectivity for capturing and producing the finished tracks.", "positive_items": ["B08BWL76HQ", "B0BZ5K6XPN", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7a8d775db1a9eaf25f52173", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Stratocaster and want a coordinated hardware refresh: a replacement three-pickup faceplate, smoother tuning, a properly seated bone nut, reliable cable connection, and updated tremolo springs for stable arm and bridge operation.", "positive_items": ["B0BCXKFMKD", "B0BR2P4RHJ", "B0B3VJ3TCJ", "B0B8Z6YPWN", "B003AYNHGW", "B0BR2G8WYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7b38657909f185adefc2613", "partition": "shared_train", "query": "I\u2019m setting up a compact home songwriting station to record vocals and guitar, connect a microphone and other instruments to my computer, and play software instruments from a full-size velocity-sensitive keyboard mounted securely for performances.", "positive_items": ["B017NT392Q", "B0BQ4HSKC9", "B00UNP8RUC", "B09WHL14TK", "B004KCNJR0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7b66f78ade8df3807ae9afe", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for rehearsals and gigs: I need durable, responsive heads for my toms, a way to improve bass-drum tone and mic placement, and quick access to several stick pairs.", "positive_items": ["B071DHNHBH", "B0BKZ1G3P3", "B07NDLJJSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7c188622d3ab2004357d715", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic performance and need portable amplified sound, stable adjustable microphone placement, and a reliable cable for connecting my guitar.", "positive_items": ["B017NT392Q", "B00OGR3LUE", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7f0a2a50af7d9ae20dc8776", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal and performance area with secure storage for several instruments, quick tuning, space-saving pedal connections, and a vintage phaser effect for shaping electric guitar sounds.", "positive_items": ["B09PBL98Q4", "B07KDYH2DF", "B004FEBS8K", "B013DUOWXY", "B00N5THDR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b7f773f6484630b1687fc4d0", "partition": "shared_train", "query": "I\u2019m preparing for a mixed guitar recording session and need heavier-gauge strings for the electric parts, light-tension nylon strings for the classical passages, plus comfortable picks for tracking both instruments.", "positive_items": ["B0BPKH4HB2", "B0BKZ3GCGR", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b8145921011dd7b77fd74194", "partition": "shared_train", "query": "I\u2019m rebuilding my drum setup with a curved rack section, right-angle support, and a short adjustable cymbal arm, while replacing the drum\u2019s worn tension hardware.", "positive_items": ["B001P1YN8I", "B0002F78PI", "B0002F71QY", "B07N8MH1Q7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b82084ebdf543d817894f676", "partition": "shared_train", "query": "I\u2019m starting electric guitar and need a reliable beginner-friendly instrument, a secure way to keep the strap attached while standing, and durable thin picks for practicing and strumming.", "positive_items": ["B0BGQG84Y4", "B09RJZSQML", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b8229d9ff61dbce52807991a", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing and recording acoustic guitar performances: I need easy fret changes, a tool for quick restringing and maintenance, secure hands-free guitar support, protected travel storage, and a USB microphone for clear computer recording.", "positive_items": ["B00H4PEMM6", "B0C6H9T5T6", "B08R5GM6YB", "B08BW2TBD7", "B07VWSB34H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b822ec9b1e7741af6b9c79ad", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular practice and small gigs, and need reliable tuning, quick key changes, convenient pick access, comfortable hands-free playing, and protection from seasonal humidity changes.", "positive_items": ["B00DDVNRV2", "B01K1EJQ9U", "B07CK2QQ6J", "B0BHSG5C3G", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b84b3fd7ee1e7a8939561677", "partition": "shared_train", "query": "I\u2019m putting together a simple setup for practicing and playing my classical guitar: I need reliable tuning, fresh picks kept within reach, and an easy way to change keys without retuning.", "positive_items": ["B07CL6Y82R", "B01K1EJQ9U", "B0BPLFP5P6", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b84f8cb37b71777f4fd79029", "partition": "shared_train", "query": "I\u2019m refreshing my 5-string bass for recording and want a high-C, extra-long-scale setup, quick headstock tuning, and compact compression to smooth and polish the tone.", "positive_items": ["B09198262S", "B0002GX96Y", "B0719JXSF2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b8c9d8dbb00f394eb4b3f8a9", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for playing blues and country at casual jam sessions, with a common-key harmonica, an organ-like harmonica sound, durable storage, and both soft-grip and firm guitar picks for varied strumming.", "positive_items": ["B09T82W1SN", "B0002Z2D0I", "B06XGS3D3S", "B00WE6INNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b8cc757b2f9f28e562052cf5", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic jam setup for casual performances, with comfortable guitar support, a portable hand-played rhythm instrument, and a secure way to keep two guitars ready and protected between songs.", "positive_items": ["B09HC4FKJG", "B09JMYM88H", "B01NCP6PWA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b8d752ea2f54995ab699e246", "partition": "shared_train", "query": "I\u2019m putting together a small DJ setup for parties and need a professional controller, a heavy-duty cable to connect my PA speakers, and an LED wash bar with sound-reactive color effects.", "positive_items": ["B00I0283NG", "B093YGLS3F", "B0056XAWOU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b8d75d8939c6e37e4b2d6298", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic guitar setup for camping and road trips, with reliable tuning, a secure playing strap, and a safe wall-mounted place to store the instrument at home.", "positive_items": ["B0B6H8D2YH", "B0BXX3MYXT", "B08DM9NFLH", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b8dd4bf5c07cdfbef1ce991e", "partition": "shared_train", "query": "I\u2019m refurbishing a four-string bass and need reliable replacement machine heads, a long-scale .028 nickel-wound string, and durable medium-thin picks for setup checks and playing.", "positive_items": ["B07FL9G2J2", "B09RJZSQML", "B011UEAS6A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b8de378614ef8c5b3885bbaf", "partition": "shared_train", "query": "I\u2019m setting up a compact funk rehearsal rig and need to power my bass cabinet, refresh its 12-inch speaker, replace a 16-inch kick drum resonant head, and add hands-free pedal cowbell accents.", "positive_items": ["B01J3S8X4E", "B07NF1953L", "B01KDK4UTI", "B008O516JM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b8dec6ee37e89c4f2ad44b4f", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic guitar performance and need a setup for secure hands-free storage, comfortable playing, quick tuning, and changing keys smoothly during rehearsals and the show.", "positive_items": ["B0BSCFTV2G", "B0007M424Q", "B07FYVKDNQ", "B081H694YZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b8e903fccb24e3b326aace2a", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitars ready for a small live performance and need comfortable adjustable support while replacing the strings on both my 12-string and 6-string instruments, with warm tone for one and clear, focused tone for the other.", "positive_items": ["B07B16JL73", "B0BTWNCR4P", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b8eed86a423a53729ee595fd", "partition": "shared_train", "query": "I\u2019m refurbishing my electric bass for live use and need a comfortable adjustable strap, upgraded control pots and an active/passive two-band preamp, plus a way to switch or split the signal between two amps while keeping a tuner connected.", "positive_items": ["B00J8NIKKW", "B07KFR7HC1", "B099Z5G1D2", "B08C2TBWGV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b908ffab4d47739a553689c2", "partition": "shared_train", "query": "I\u2019m recording a set of guitar demos and want flexible alternate voicings like Drop D and DADGAD, plus amp-inspired overdrive and smooth foot-controlled volume with extra gain for shaping different sections without retuning.", "positive_items": ["B072M63MXH", "B005M0KLGQ", "B001W9AXBO", "B01AJGC27I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b9168434a5357d9ff65466f4", "partition": "shared_train", "query": "I\u2019m setting up a simple home podcast and voice-recording station, and need a stable adjustable boom for precise mic placement, a USB condenser mic that connects directly to my computer, and closed-back headphones for monitoring.", "positive_items": ["B000CZ0RMY", "B072L1GZS1", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-b9e67291cff8f2f7f4688a0a", "partition": "shared_train", "query": "I\u2019m organizing a small ukulele showcase and need two ukuleles with fresh strings and comfortable picks, reliable DMX connectivity for stage lighting, and a rack-mount solution for compatible Yamaha EMX equipment.", "positive_items": ["B001LXMXU0", "B00MXUJ394", "B0951C4RGR", "B0BCF358BW", "B0186MEA9A", "B001D677CE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b9e76fe944186d7c30bd3f80", "partition": "shared_train", "query": "I\u2019m putting together a small live vocal performance setup and need elevated PA support, an adjustable boom for hands-free microphone placement, a reliable stage vocal mic, and the audio connection to tie everything together.", "positive_items": ["B0BK6PMJD2", "B00Y3NG5HM", "B002PAY3WY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b9f4554f2051857e9f09dc51", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and small gigs, with versatile amplified tones, a reliable connection, fresh long-lasting strings, and a secure strap.", "positive_items": ["B07DWY7R2X", "B01DE4DTAG", "B0B8M5FJ9W", "B0045EO6RU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b9f51570591d2b976930f58d", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar for live use and want coordinated red control accents, a replacement output-jack surround, and a sturdy portable board to organize my effects pedals.", "positive_items": ["B08BWN54DY", "B08QKXXCDP", "B07RZYBYVM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b9f7f95914eafc960a2987e3", "partition": "shared_train", "query": "I\u2019m setting up a project to rehearse and record a full drum performance, and need durable replacement sticks, microphones for the kick, toms, snare, and cymbals, USB mixing with effects, plus stable floor and desktop support for mic placement.", "positive_items": ["B08T2GKXNG", "B00H84CL6M", "B003FW0IHA", "B015JTEBN8", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-b9fcbc265ed83c0ea8e2445d", "partition": "shared_train", "query": "I\u2019m setting up a small home voice-recording station for podcasting and need a broadcast-style vocal microphone with vibration isolation and a reliable XLR connection for clean, low-noise recordings.", "positive_items": ["B09NW4LW2Q", "B0864MX9C1", "B0BLLFSJH2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba00d6e7b477a7f505c2e73f", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Fender amplifier cabinet and need matching front branding, a black vintage replacement handle, and flush-fitting plates for the speaker output jacks.", "positive_items": ["B0C6J2DPBW", "B0C6HZHZJJ", "B07141VVF1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba068bf13b1423c7154e696d", "partition": "shared_train", "query": "I\u2019m building a DIY PA speaker prototype and recording test setup, needing computer-connected audio input plus components for deep bass and passive two-way output; I\u2019ll source the compatible amplifier, enclosure, and crossover separately.", "positive_items": ["B075R9NWX2", "B0BXBBGTGL", "B01E6T56CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba0aec5a6ef6bc348db3485f", "partition": "shared_train", "query": "I\u2019m preparing to record a set of heavier-toned electric guitar demos at home and need a USB recording setup with amp and effects sounds, plus suitable heavier-gauge strings and precise picks for tracking rhythm and lead parts.", "positive_items": ["B001EKECC2", "B09S1WQZMD", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba2dc30561607e67b9128b6c", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for a small amplified performance and need a simple setup for changing keys quickly, playing comfortably while standing, and connecting to an amplifier.", "positive_items": ["B0B8LK7MTH", "B01DE4DPSC", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba384d7e547fa76787d6e3db", "partition": "shared_train", "query": "I'm preparing my bass for a reggae band rehearsal and need a mellow, low-noise string setup, reliable tuning, and a compact way to protect the wireless instrument link between sessions.", "positive_items": ["B08SM8T7YM", "B0BNNYPVYR", "B09M7BF885"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba528f5d841838735df90592", "partition": "shared_train", "query": "I\u2019m restoring and setting up my Gretsch guitar, replacing the strings, securing the pickguard properly, and testing the electronics with a long instrument cable.", "positive_items": ["B001OI6AKG", "B08R5GM6YB", "B00JXOCJDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba5c9c7a575d5b59d5795297", "partition": "shared_train", "query": "I\u2019m restoring my mandolin and need a comfortable way to secure it while playing, an adjustable replacement bridge for proper setup, and a classic tailpiece that makes string changes easier and improves its appearance.", "positive_items": ["B0B8LYBTXZ", "B00CE221WM", "B005N52D4I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba5e7efa45ff06aece514015", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for an amplified rehearsal and need durable picks for strumming, a handy tool for quickly restringing and removing bridge pins, plus a long cable to connect it to an amp.", "positive_items": ["B012NN45N4", "B0BRWSYSJS", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba76abeae9d86aa1bb760e0e", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for hard-hitting rock rehearsals and recording, with stable cymbal mounting, durable drumheads and snare hardware, protection for double-pedal bass-drum work, comfortable adjustable seating, and long XLR cables for microphones.", "positive_items": ["B09HL9JYBT", "B0BKZ6M28F", "B000EEHC9O", "B09HCYXHR6", "B0009QYQD2", "B00NPAMDQ6", "B00T7JMN46"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba8537b5ff9a5f6540b2c2c7", "partition": "shared_train", "query": "I\u2019m putting together a compact hybrid percussion setup for heavy-rock practice, with an electronic pad for sample sounds, lightweight elevated support, and sticks suited to forceful playing.", "positive_items": ["B005OSND02", "B07DM1SMMK", "B004NMQ2A8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba8de64627b18a49518997e8", "partition": "shared_train", "query": "I\u2019m putting together a practical guitar setup for rehearsals and small gigs, with comfortable picks in different tones, a way to keep spares attached to my instrument, and a wearable holder for quick access or displaying a favorite pick.", "positive_items": ["B004C8PDBW", "B0BKZ3GCGR", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba8e4dcb4cba4e5d304051a7", "partition": "shared_train", "query": "I\u2019m rewiring my carved-top electric guitar with pickup-switching mounting rings, vintage-style hookup wire, and four low-friction 500K controls for upgraded volume and tone operation.", "positive_items": ["B002AKTRYS", "B0B8F6LD9F", "B015BKBGZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba99b15b4338c10d1b2d5708", "partition": "shared_train", "query": "I\u2019m setting up a compact home electric-guitar practice corner, with warmer vintage-style strings for restringing, reliable clip-on tuning, a small amp for playing quietly or with overdrive, and secure wall storage for my guitars.", "positive_items": ["B07B4WXVTZ", "B07R3S93K8", "B06XWLXCFC", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ba9a3a3401ce020b0d8931cc", "partition": "shared_train", "query": "I\u2019m preparing a solo electric-guitar looping set and need reliable signal flow, precise tuning, fresh stable strings, warm ambient repeats, hands-free loop building, and a comfortable extra-long strap for performing onstage.", "positive_items": ["B095XZJ99J", "B07FYXR73D", "B00AHEW7W8", "B077GH8LF6", "B015X3CXXA", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bab1f4dfebf6375fcfc91ec6", "partition": "shared_train", "query": "I\u2019m setting up for solo electric guitar practice and small performances, and need fresh bright strings, secure playing support, precise non-slip picks, and a durable looper with rhythm patterns for building layered parts.", "positive_items": ["B00JE6QYUG", "B09RTZ26KV", "B09V91H5XM", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-babadc60e250730ce71b9f53", "partition": "shared_train", "query": "I\u2019m putting together a portable, quiet nylon-string guitar practice setup for home and travel, with a way to connect to a desktop amp and carry the compact rig comfortably between sessions.", "positive_items": ["B074G2MCY2", "B00BVH7C66", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bac88e42ae09a8ce62300f4a", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a dynamic handheld mic, a way to send its signal to two mixer channels, and balanced patching between the mixer and other audio gear.", "positive_items": ["B09617MLP2", "B01DN7OI40", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bac98ece334a0dc99df3fae7", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need hardware to improve tuning and intonation, plus a short right-angle lead for connecting it to an amp during setup and testing.", "positive_items": ["B07RJD58ZJ", "B07NKT1QQK", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bac9eafb55449ace76eae1a8", "partition": "shared_train", "query": "I\u2019m preparing for a choir concert and need a portable way to organize and protect letter-size scores, carry them with writing supplies, and read several pages clearly on a dimly lit music stand.", "positive_items": ["B01FS4JNVY", "B08Z6TDJZ9", "B00115224K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bace8748160831aabdff742f", "partition": "shared_train", "query": "I\u2019m preparing for a rehearsal where I\u2019ll restring a 12-string acoustic and long-scale bass, needing one tool for winding, cutting, and bridge pins, plus picks for playing both instruments.", "positive_items": ["B08R5GM6YB", "B0BKZ3GCGR", "B0BTC9YJ2W", "B083R2QB96"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-baceb2012ebf1ba9db00b84e", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for taking my acoustic guitar to lessons and rehearsals, with protective weather-resistant carrying, a stable padded place to set it down, and a comfortable adjustable strap for playing.", "positive_items": ["B0B8M2Q1DS", "B085H22BGK", "B08XYTW5S2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bad3e4e68f170d2dd58d8fbe", "partition": "shared_train", "query": "I\u2019m restoring a four-string Jazz Bass and need a compatible replacement pickguard, new volume and tone controls, and a long 1/4-inch speaker connection to test the finished bass with my amp and cabinet.", "positive_items": ["B0C5PRQ9K6", "B01DMIB3CA", "B07D78R96K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bad4db6e9499d959f14e3dcc", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record guitar and vocals, with durable picks for playing, a sensitive studio microphone, and closed-back headphones for monitoring without bleed.", "positive_items": ["B07F5PX9Y3", "B0C3BSXX6N", "B087Q1LY8Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-baf0dc1d4ebb17fecdb3a9ea", "partition": "shared_train", "query": "I'm building a versatile electric-guitar rig for rehearsals and live playing, with spacious repeats, swirling and lush modulation, flanger textures, quieter high-gain performance, and a secure strap connection for moving around confidently.", "positive_items": ["B0C621L9FB", "B0731HKT3X", "B0C3LHRGB2", "B071H41DFS", "B079TLFL33", "B077GH8LF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bafdde36569f58ff58291828", "partition": "shared_train", "query": "I\u2019m putting together a beginner electric-guitar setup for home practice and want versatile drive, tone shaping, spacious spring ambience, and tidy connections between the effects.", "positive_items": ["B08XL4NHL3", "B08T1X8PG2", "B07QLRGSQ2", "B09CF6CL5Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb05c6b72ba1354f4e7af989", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal recording station and need a quality condenser microphone, stable adjustable placement, and protection from vocal plosives for clean takes.", "positive_items": ["B019JX565C", "B017NT392Q", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb2e789f44f20de37ded1ec3", "partition": "shared_train", "query": "I\u2019m wiring a small rehearsal-stage audio setup and want a flush, relocatable floor connection with prewired access, balanced microphone runs, and compatibility between 1/4-inch gear and XLR inputs.", "positive_items": ["B00VX6JLYQ", "B07N5LWMF1", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb358974802cf6158e787bf9", "partition": "shared_train", "query": "I want to practice and record violin at home with reduced acoustic volume, capture its sound through a contact pickup, and route it through a compact mixer for a simple amplified setup.", "positive_items": ["B08HMKV2WZ", "B07P3XMHBD", "B07ZTBVKRD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb38427264f1da3f8596995b", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record electric guitar and vocals, with a heavier-gauge guitar setup, comfortable flexible picks, stable mounting for my compatible Samson condenser mic, and short cables for connecting my recording gear.", "positive_items": ["B000LQLDM2", "B0BSGM6CQ9", "B00CGFRJ2Y", "B00M6SI0X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb4ce15dedb62d41fcd359e9", "partition": "shared_train", "query": "I\u2019m refurbishing a small guitar and bass rehearsal setup: clean and protect the finishes, replace worn or missing control knobs, secure loose pickguards, make string changes faster, keep straps safely attached, and store the instruments upright between sessions.", "positive_items": ["B008BPI2OW", "B00GDY6KL0", "B07WW5PKCP", "B01D2GAKV2", "B0179A4ILK", "B0B8Z34Y9M", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb4f3a3034951bd3c24882c2", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance where I\u2019ll play electric guitar or bass, connect microphones over long distances, and split one microphone signal between two audio inputs while staying comfortable onstage.", "positive_items": ["B08BFSRW2B", "B00NPAMDQ6", "B09VSJD5GP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb51d047e053fdd7a6714a61", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar recording rig and need bright Nashville tuning strings, short right-angle pedalboard connections, a reliable guitar lead, and impedance matching so a microphone works properly with the available input without high-frequency or level loss.", "positive_items": ["B0BLM1W9XH", "B004UOMEEW", "B01DE4D4LU", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb5d70296d4b858ecb404505", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a reliable rehearsal, with secure playing, accurate tuning, and a dependable connection to my amp.", "positive_items": ["B0BHSG5C3G", "B0179A4ILK", "B0BCXRG3QQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb61b75b0d8fcfa5e6ebfac0", "partition": "shared_train", "query": "I\u2019m putting together a portable one-person acoustic performance setup for small outdoor gigs, with secure instrument parking between songs, hands-free percussion while I play, and a bright bell sound for extra rhythm and attention.", "positive_items": ["B08XYTW5S2", "B01M2CARQU", "B0CCK4YYNM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb65b8c1ffc04e3ea0c0d3c1", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic-gig percussion setup around a travel cajon, with a secure pedal-mounted bass solution for hands-free low end and soft multi-rod textures for quieter rhythmic accompaniment.", "positive_items": ["B00DDXL7O4", "B0BSYD6152", "B01NCP6PWA", "B01LF4DBL4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb6b4691e79695e5c4a6678e", "partition": "shared_train", "query": "I'm putting together a simple setup for learning guitar and playing casual gigs, with secure hands-free support, reliable tuning anywhere, and comfortable picks for practicing and performing.", "positive_items": ["B0B8LK7MTH", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb6d4da80b66694572d93b6d", "partition": "shared_train", "query": "I\u2019m refurbishing my P/J bass for a small recording and live set, needing fresh warm strings, a replacement thumbrest, reliable tuning, clean pedalboard connections and isolated power, plus closed-back headphones for quiet monitoring.", "positive_items": ["B0002E2G5Q", "B073XXLVWT", "B0B95V41NR", "B000RW3K9O", "B00162ZSW6", "B087Q1LY8Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb6e84e8fd8f4905a43dd401", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and display area for several string instruments, with durable picks for playing, secure strap attachments for rehearsals, and padded wall mounts to store everything safely while saving floor space.", "positive_items": ["B0179A4ILK", "B00CIO6DAM", "B07MMJX9T7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb6f3a6296c300d35ededd59", "partition": "shared_train", "query": "I\u2019m preparing for regular acoustic guitar rehearsals and small gigs: I need a reliable restringing option, safe storage for two guitars, and a comfortable strap that stays securely attached while I play.", "positive_items": ["B09JMYM88H", "B07GFH8NTB", "B07SPHH7TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb80e4c643a8a86c54acfc63", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and recording its sound at home, so I need reliable internal wiring, a connection to my recording setup, and a compact boom stand for positioning a microphone near the amp.", "positive_items": ["B07GS5R4TX", "B0B8F6LD9F", "B07YJZGP5X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb8145b20df3f942a71a5108", "partition": "shared_train", "query": "I\u2019m setting up a small two-guitar practice corner and need fresh strings for my 12-string acoustic and heavier-gauge electric, plus a secure adjustable stand to keep them ready.", "positive_items": ["B000EEHKVY", "B0002CZSTE", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb829faa4325a4829b4e5c10", "partition": "shared_train", "query": "I\u2019m setting up a compact Latin percussion rig for rehearsals and small gigs and need a stable conga playing platform, a secure way to mount an extra percussion piece, and a durable place to keep my essential playing implements.", "positive_items": ["B00B2KKC82", "B06XT6YTPG", "B083KJ7FKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb8c73d349a412eb6a9b568b", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar recording session and need secure storage for several instruments, a long connection to the rig, varied picks, and bright high-strung Nashville tuning strings.", "positive_items": ["B09NWCD36N", "B0BPJ4Q6FJ", "B01DPCONFM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb916cc55cc40ad146b89435", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster with replacement tuning and string-guiding hardware, a new instrument jack and mounting plate, refreshed control and tremolo accents, and secure strap attachment points.", "positive_items": ["B0CGXV5YP6", "B003AYJVIA", "B003AYNEII", "B06XG21X1X", "B000P1RB9C", "B07BQVJY7W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb94606aeb4e850d3b9a9b02", "partition": "shared_train", "query": "I\u2019m setting up a small home session to record a guitar-and-bass demo with vocals: I need a safe place for several instruments, secure playing support, fresh heavy long-scale bass strings, reliable picks, distorted tones, and cleaner vocal recordings.", "positive_items": ["B083R2QB96", "B008TNAGTK", "B000OC3OE8", "B0C6HZ2BJ4", "B0179A4ILK", "B09S2VB3KW", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bb9d3c79629867c5270310e8", "partition": "shared_train", "query": "I\u2019m organizing a small band rehearsal space and need secure padded parking for several guitars, a stable multi-instrument stand for my alto and soprano saxophones, and floor protection beneath the sheet music stand.", "positive_items": ["B07N3Z1289", "B07MZ6XF6P", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bba80688e27c7ddac630fddd", "partition": "shared_train", "query": "I\u2019m assembling a compact rack-mounted studio audio setup and need a shelf for non-rack gear plus adapters to connect balanced 1/4-inch, RCA, and XLR equipment cleanly.", "positive_items": ["B0002DV0G8", "B07N626Z5P", "B000068O4E", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bba833f77a927802ca0d5154", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice and storage setup for my violin and viola, with adjustable wooden shoulder support for each instrument and a gentle case humidifier to protect them from drying, cracking, or warping.", "positive_items": ["B0046HE9DW", "B005P3I112", "B07M7X4QYH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbae79036f6a02b122754624", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small amplified performance and want to fine-tune the neck and string action, protect my setup gauge, and handle capoed passages, heavy picking, and a dependable connection to my amp.", "positive_items": ["B07X9BCJDF", "B07S61KXPQ", "B07YK57N2M", "B09CGJ6XK2", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbaf3c6e29ae944ab6786b73", "partition": "shared_train", "query": "I\u2019m preparing a snare-focused practice setup to tighten my timing, refresh the drum\u2019s response with a crisp controlled buzz, and explore softer textured grooves with brushes at adjustable tempos.", "positive_items": ["B09PZVQCXL", "B00UYJTAU8", "B09TBSNXQK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbaf915d650535caa2d8f7f1", "partition": "shared_train", "query": "I\u2019m preparing a vinyl DJ set for a small club night and need supplies to treat and protect my records, monitor the mix, keep the fog machine running, and repair a speaker stand.", "positive_items": ["B00404LL64", "B00L9VA1O4", "B0015VEZ22", "B06Y1KSVDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbb2d26dbfc1b9c9eb436517", "partition": "shared_train", "query": "I\u2019m upgrading my 3+3 guitar for live playing and need precise locking tuners, a durable adjustable shoulder strap, and slip-on protectors that secure the strap to the existing buttons without replacing hardware.", "positive_items": ["B06ZXWZKC3", "B073RTT48C", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbc2922eb4f14a180d6c2c5f", "partition": "shared_train", "query": "I\u2019m restoring an older acoustic guitar and need a practical setup for changing strings quickly, supporting a bridge with a slightly bowed soundboard, and protecting the instrument from dry-air cracking during storage.", "positive_items": ["B07RHJN159", "B018ECP1VS", "B008BPI2OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbc356a6b955a666f381b469", "partition": "shared_train", "query": "I\u2019m preparing to record a clean-sounding acoustic guitar session and need portable audio capture plus a way to refresh the strings and gently clean the instrument beforehand.", "positive_items": ["B09YDBKT7M", "B0BK5CXZBT", "B0796CFWKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbc38bb153150a4857216106", "partition": "shared_train", "query": "I\u2019m putting together a guitar-and-vocal live setup for rehearsals and small gigs: I need to expand my tube amp\u2019s sound, play both regular and slide parts with reliable picking control, sing while playing, and keep the guitar securely supported during performance.", "positive_items": ["B09RTZ26KV", "B0C3LJM9F7", "B0756L9V7J", "B07FYPBL6K", "B079TLFL33", "B0002GX7XY", "B06XFSSNVX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbccffa3d188e1ce44a51b5b", "partition": "shared_train", "query": "I\u2019m customizing my guitar for practice and performance, with removable fretboard-style decoration, secure strap attachment hardware, and a long, noise-isolating connection to my amplifier.", "positive_items": ["B01M1LGM9N", "B004HJ9COU", "B01DC0MV38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbd368b1d3853d0d289526e7", "partition": "shared_train", "query": "I\u2019m making a home demo with my five-string bass and portable audio source, needing multitrack recording, smooth flatwound replacement strings, and a way to connect a mini output to an XLR input.", "positive_items": ["B00B9060X6", "B01DN7OC00", "B0BKZ5F8BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbd4d7240a87270808617b35", "partition": "shared_train", "query": "I\u2019m expanding my drum setup for live experimentation and need a compact set of tunable auxiliary drums across different pitches, reliable 5B hickory sticks, and an accessible stand-mounted holder so I can change sounds and grab sticks while playing.", "positive_items": ["B08YNC2D3K", "B002S54DF8", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbd7729e5579a327a6ee1f69", "partition": "shared_train", "query": "I\u2019m setting up a reliable electric guitar pedalboard for rehearsals and small gigs, with tidy low-profile connections, a long stage-ready cable, and tools to keep my tuning and rhythm consistent.", "positive_items": ["B0BCXRG3QQ", "B07C855XSB", "B07BC4KMQK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbe2482af1fa1e913d68465c", "partition": "shared_train", "query": "I\u2019m getting my acoustic and electric guitars ready for rehearsals and transport, so I need appropriate replacement strings for each instrument plus a compact stand that securely holds either guitar between sessions.", "positive_items": ["B0BFKQ9QXD", "B09M7P8SBH", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbe2c1b7d10dfd3805e2696d", "partition": "shared_train", "query": "I\u2019m refreshing my 4/4 violin for regular playing and need a matched medium-gauge replacement string set, a way to monitor and maintain its humidity, and a soft cloth for cleaning and polishing.", "positive_items": ["B07794F7ZV", "B0813D5BFL", "B007YHJVQQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbe725afec60de14f5701ba9", "partition": "shared_train", "query": "I\u2019m restringing my guitar and preparing a small guitar-and-vocal recording, so I need a reliable restringing tool, an expressive wah effect, and a compatible microphone setup for capturing the performance.", "positive_items": ["B0002E4Y2E", "B08R5GM6YB", "B0002GXPRM", "B000CZ0R3S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbe8f1ebe7b5bb095e2ac201", "partition": "shared_train", "query": "I\u2019m putting together a practical guitar practice setup for home and travel, with stable hands-free support, quick accurate tuning, easy key changes, reliable strumming supplies, and tools to build finger strength and coordination between sessions.", "positive_items": ["B071G734F5", "B00D42ECQY", "B0B8FSCM9L", "B09RJZSQML", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bbef72f61bf5ea0c13b5dac5", "partition": "shared_train", "query": "I'm getting my electric guitar ready for regular rehearsals and small gigs, and need reliable heavy picks, a way to keep the strap securely attached without damaging the instrument, and a comfortable backpack-style case setup for carrying it.", "positive_items": ["B00CIO6BEA", "B07QZ2YX68", "B00N8JA514"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc048543bc5ab24eb712060c", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular playing and need reliable coated strings, fresh picks for practice, and a quick way to replace and tighten everything.", "positive_items": ["B00KIZROW4", "B09G5MLJ79", "B07VFKRX4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc13542fa4d0ec84f23a87be", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and small performances, so I need supplies to refresh its strings and clean and condition the instrument, tune it accurately, play comfortably, and store it securely between sessions.", "positive_items": ["B0BHSG5C3G", "B08HCHSD8Z", "B07N5MJDBF", "B018FCZKR2", "B000BMFJ9Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc1a521804061becb593cd31", "partition": "shared_train", "query": "I\u2019m preparing a small live set with my electric guitar and MIDI gear, and need reliable connections for the guitar rig, a MIDI link to my controller, and a comfortable adjustable strap for playing standing.", "positive_items": ["B07MJJ281Z", "B09V91H5XM", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc1bc46f860e985b332ee843", "partition": "shared_train", "query": "I\u2019m refreshing my 7-string guitar setup for recording and want to explore convincing acoustic-style tones, brighter and clearer output, and more secure, controlled picking during performance.", "positive_items": ["B00B3PB0PK", "B01DZ6FBBI", "B09G5XH5YD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc1d3420af2c50511bf666d8", "partition": "shared_train", "query": "I want a simple home setup for recording seven-string guitar and metal vocals, with headphone monitoring, a USB interface, condenser and dynamic vocal options, a dedicated microphone for the guitar amp, and a long balanced XLR connection.", "positive_items": ["B092LF6RLS", "B07V1XMZK6", "B0CB98SMQR", "B09VT45772", "B08NVVLB16", "B07N6JPG9N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc1e63363c5b0c05af3de4e8", "partition": "shared_train", "query": "I\u2019m setting up a small live music show and need dependable stage cabling for an 8-channel microphone run, balanced mixer patch connections, and a flexible shielded Ethernet link for digital control equipment.", "positive_items": ["B08Z5XSKP8", "B01N0RR35B", "B01N5FMZL8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc2043cee95d538b7a8b96c6", "partition": "shared_train", "query": "I\u2019m starting beginner clarinet lessons and need a complete Bb clarinet setup with a case, fresh reeds, and essentials for assembling, lubricating, and cleaning it after practice.", "positive_items": ["B0002IHFHQ", "B01M5D3MV6", "B07CBPX2V2", "B09D23M922"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc279e588b1ac65bc2c22b66", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar collection and need two different electric guitars, a secure stand for both, and protective road storage for the Les Paul.", "positive_items": ["B01DPJTM7O", "B09JMYM88H", "B0711CFBMP", "B0002D01K4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc290b1c0d5199af9e198900", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular standing practice and small performances, and need a beginner-friendly setup that protects sore fingertips, supports picking, and lets me install secure strap attachment hardware.", "positive_items": ["B07CG4VZJW", "B0179A4ILK", "B07MRHYWCN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc325e5b97677165ff44536c", "partition": "shared_train", "query": "I\u2019m putting together a compact live music rig for gigs and rehearsals, with comfortable support for my guitar, stronger low-end for a small PA, and a protective way to carry my wireless in-ear monitoring setup.", "positive_items": ["B076Q57L83", "B004MW5BCE", "B077NTTM9K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc325f9378ad4f68cf18e338", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and jam area, with secure instrument storage, fresh playing accessories, and an easy way to keep everything tuned.", "positive_items": ["B0BHSG5C3G", "B08JMQR2JK", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc3705aca9f1af828cddd541", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording session for guitar and vocals, needing a reliable microphone connection, a way to change guitar keys quickly, and protection from vocal plosives for cleaner takes.", "positive_items": ["B016QUXTZU", "B07BSZNKTM", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc38824775b27571d80aef4c", "partition": "shared_train", "query": "I\u2019m setting up a care routine for my digital piano to remove dust and fingerprints, polish its surfaces, and keep it protected between playing sessions.", "positive_items": ["B07HK7N1LZ", "B0C3PW7RPX", "B0B3VRG5RY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc3b8cf5f517baf83af730de", "partition": "shared_train", "query": "I'm putting together an electric guitar setup for rehearsals and small gigs, and need a dependable amp connection, quick silent tuning between songs, and varied picks to experiment with lead and rhythm tone.", "positive_items": ["B00RVE9X06", "B07KDYH2DF", "B08T2M787L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc473aa4ecce1ce5e5e87b66", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic guitar performance setup and need an easy way to change keys without retuning, keep rack-mounted effects accessible, and have dependable picks ready for playing.", "positive_items": ["B0BKZ3GCGR", "B00CPLODUU", "B0BXSYL7X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc4f83bf2e9cddcd70e1bb74", "partition": "shared_train", "query": "I\u2019m putting together a practical French horn practice setup for rehearsals and performances, including a portable adjustable music stand, a suitable medium-deep-cup mouthpiece, and a brush for keeping the brass mouthpiece clean.", "positive_items": ["B0002E1HEW", "B002Q0WU3W", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc7265932f62bdbfb6b13011", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need reliable support for elevated PA speakers, a durable replacement snare head with matching tension hardware, and an extension for connecting satellite speakers.", "positive_items": ["B07NSWD8BR", "B07BSMPD9X", "B07N57LVHX", "B00448Y6RM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc7750edb7ead133bee60a59", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for small guitar-and-bass rehearsals and need fresh strings, dedicated bass amplification, and a durable speaker cabinet for projecting the overall sound.", "positive_items": ["B01822J55I", "B0007L8BB2", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc7fe01f71c66de58d0afdfd", "partition": "shared_train", "query": "I\u2019m setting up a small live singing performance and need a reliable handheld vocal mic, a compatible cable for the audio connection, and a foam windscreen to reduce wind and moisture.", "positive_items": ["B08DBDD6CM", "B091MZPYBQ", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc8287f4dd29024a64588713", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic guitar gig and need a setup for restringing and playing comfortably, supporting sheet music, securing the guitar, connecting a handheld vocal mic, and reducing wind and moisture interference during the performance.", "positive_items": ["B08DBDD6CM", "B091MZPYBQ", "B0BKZ3GCGR", "B07GFH8NTB", "B072MLFW5B", "B00C9UMETO", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc83a9aaefcc5439ca1b145c", "partition": "shared_train", "query": "I\u2019m building a compact live guitar-and-vocal rig and need automatic harmony effects that follow my guitar chords, plus reliable right-angle patch leads for a tidy pedalboard and a cable to connect the instrument setup.", "positive_items": ["B01DK40R3M", "B0B95V41NR", "B004EI4X52"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc879c2c9afd1f7e0773b869", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and gigs and want to handle setup and cleaning, secure the strap safely, and protect the instrument from changing humidity while it\u2019s stored.", "positive_items": ["B07MVCN9XT", "B005OEBWIG", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc92e9aba9bf77039f132894", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal recording station and need a condenser microphone with pop protection, an adjustable boom stand, reliable balanced connections, and a USB mixer that can provide phantom power, basic vocal shaping, and computer recording.", "positive_items": ["B08D11NXG3", "B0036ECH1M", "B019NY2PKG", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc98720d9e4348cc274c45e3", "partition": "shared_train", "query": "I\u2019m preparing a small handmade world-music performance and want an earthy bamboo wind voice, a handheld seed-pod rhythm sound, and a wearable nut-shell accent that can accompany drum playing.", "positive_items": ["B078KFMWCB", "B078KDW1S8", "B076QC9VBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc9cdc85d2819d1cfb79cb6f", "partition": "shared_train", "query": "I\u2019m starting to learn acoustic guitar and need a beginner-friendly instrument with a comfortable way to wear it while playing, plus assorted picks to experiment with different tones and playing styles.", "positive_items": ["B0B8LK7MTH", "B08BJGBHN7", "B071RLH95D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc9db0ffc429ed2ed4196132", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for playing my 3/4-size acoustic guitar at small songwriter sessions: I need a protective case, simple amplification through a soundhole pickup and cable, plus comfortable fingerstyle accessories and an easy one-hand capo.", "positive_items": ["B002G1UT5C", "B0002E3B78", "B06XWLXCFC", "B01DE4DTAG", "B00H4PEMM6", "B01LYJMHXV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bc9e84ecd0909a74c44701e2", "partition": "shared_train", "query": "I\u2019m upgrading my six-string electric guitar into a versatile HSS-style instrument, with brighter, higher-output tones, dependable tuning hardware for a compact headstock, and heavier-gauge strings for a fuller playing feel.", "positive_items": ["B0BSGM6CQ9", "B00JRDELPQ", "B0006ZSRH2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bca916be7d02d5882b05f47b", "partition": "shared_train", "query": "I\u2019m rebuilding and recording an electric guitar: I need to trim, recrown, and polish the frets, install versatile replacement humbuckers, shape the finished tone with gritty overdrive, and capture the guitar cleanly into a home recording setup.", "positive_items": ["B0002MSQVQ", "B09RN7GR8F", "B01HUDBUDK", "B0B58HH8XN", "B07QZHPGXZ", "B01HUCME8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcb1e1073256820d85a0205a", "partition": "shared_train", "query": "I\u2019m preparing a small live rehearsal and recording setup: refresh my electric and acoustic guitars, capture vocals and instruments with one flexible microphone, connect to XLR gear, adapt a mini-stereo source to mono, and link compatible 7-pin DIN equipment.", "positive_items": ["B0BSGM6CQ9", "B07GFH8NTB", "B0077AMR7A", "B01DK1RHK6", "B08DBDD6CM", "B0002GTZMQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcbe63dcf6835e75a883cebd", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar-and-vocal set for small live performances, so I need to fine-tune the guitar\u2019s fret and string setup, amplify both my singing and instrument clearly, and add Bluetooth backing tracks for practice and accompaniment.", "positive_items": ["B07R3SD5MM", "B085NRM1HQ", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcc88d0dadfb561c1f619474", "partition": "shared_train", "query": "I\u2019m preparing a layered electric guitar performance that combines DADGAD-like voicings, quick key changes, smooth glass-slide melodies, and varied picking textures, so I need versatile tools for switching tunings and exploring different playing styles without constant retuning.", "positive_items": ["B01BGSJN7K", "B01DNC1EEW", "B00L711492", "B01AJGC27I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcd33fe8e9591f4492c10a7d", "partition": "shared_train", "query": "I\u2019m setting up a reliable 5-string bass rig for home practice and occasional small rehearsals, and need fresh bright strings, an easy way to tune accurately, and compact low-end amplification.", "positive_items": ["B00OVASYBW", "B0BHSG5C3G", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcd40b6e8ac8e9f534956ae9", "partition": "shared_train", "query": "I\u2019m preparing a Beatles tribute set on steel-string guitar and want playing accessories that keep the instrument supported, make key changes quick, and handle energetic picking.", "positive_items": ["B0B8LVM1YS", "B0C3JJ2WLM", "B09MJWYTQW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcd5593f156497418f9412ad", "partition": "shared_train", "query": "I\u2019m recording a home demo with layered electric guitar and vocals, so I need fresh high-strung strings for a doubled guitar texture, a dynamic mic for the amp and singing, plus a windscreen for clean vocal takes.", "positive_items": ["B001W99HE8", "B091MZPYBQ", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcdb1ef4ca6f4d3c6c36fb18", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic-guitar recording session and want to refresh the instrument, replace its strings, and capture the performance with a condenser mic using a stable low-profile stand and the proper power connection.", "positive_items": ["B0BZ5QTMKT", "B093YKLWVN", "B0B9M4SJ24", "B07WW5PKCP", "B07GSJNMBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bce0298046564b2de719a6c7", "partition": "shared_train", "query": "I\u2019m restoring an old banjo for playing bluegrass and need replacement tuning hardware, a comfortable vintage-style armrest, a traditional tailpiece, and an accurate tuner that works with banjo setups.", "positive_items": ["B015HG7F3Q", "B0BR2MZVCH", "B00OH9RLN4", "B0086RU02W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcf376208f698772b4f848d9", "partition": "shared_train", "query": "I\u2019m building a compact, portable guitar effects setup for rehearsals and small gigs, with a sturdy board, versatile phaser tones, and reliable isolated power for multiple pedals.", "positive_items": ["B0C4SQBLC4", "B0983TPW81", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcf719020258239b3c380c8f", "partition": "shared_train", "query": "I\u2019m upgrading my HSS Strat for a versatile classic-rock setup, with a warm, high-output bridge voice, automatic hum-canceling split tones, and smooth vintage-style phase effects for recording and live playing.", "positive_items": ["B013MG2PPQ", "B0016BFBO2", "B0006O2WEW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcf7251c624c4abdab0e9ba2", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar rig for practicing atmospheric and spacious tones, and need reliable tuning, ambient reverb, dependable connections between pedals and amp, plus durable picks for playing.", "positive_items": ["B0B59DLBMD", "B07NZ62WP4", "B0919G5ZTY", "B07Q6L4YMC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bcfe771f7017719af0d19537", "partition": "shared_train", "query": "I\u2019m preparing for a guitar rehearsal and need fresh, long-lasting strings for both my 7-string electric and acoustic guitars, a reliable amp connection, hands-free Fender amp control, and plenty of heavy picks.", "positive_items": ["B06XB3FQKB", "B0BG95DG2H", "B001L8NGJ2", "B098KXQJVY", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd049624d7acb83181af949f", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and jam space and need a durable long connection for playing, a convenient way to keep picks accessible in dim settings, and secure wall storage for several electric and bass guitars.", "positive_items": ["B0063GIQH4", "B00074WFO8", "B07R3S93K8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd1772c52db39a1f320f0764", "partition": "shared_train", "query": "I\u2019m setting up a small live music event and need a portable stage setup that elevates my PA speakers, supports a laptop or mixer at a convenient height, and provides long XLR connections for microphones and audio equipment while keeping cables organized.", "positive_items": ["B09MMT45P1", "B00NPAMDQ6", "B0C4YN3MMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd22e5cdece633864469c02d", "partition": "shared_train", "query": "I\u2019m building an electric-guitar pedal setup for expressive blues and ambient playing, with a dependable instrument connection, warm touch-sensitive overdrive, and flexible delay effects.", "positive_items": ["B00RVE9X06", "B00186L9X2", "B0716QP8SR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd3828576f6c5ce94b33e72e", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording corner for singing and acoustic guitar, with clear monitored vocals, protection from plosive sounds, and a secure way to keep the guitar accessible between sessions.", "positive_items": ["B0C5BMZ1K9", "B07PSWC1XY", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd41b1afecd39b00543a7a79", "partition": "shared_train", "query": "I\u2019m doing a full restring and basic setup on my acoustic and electric guitars, with long-lasting medium acoustic strings, extra-light electric strings, and a tool to adjust neck relief.", "positive_items": ["B09BF8XDF4", "B09GWVFHR5", "B008PBTXWC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd4579399e0977ec8d7c6442", "partition": "shared_train", "query": "I\u2019m setting up a small live worship or acoustic performance and need a low-profile hands-free vocal mic for a Shure wireless system, reliable XLR cable repair parts, and a way to connect an instrument cleanly to the mixing console.", "positive_items": ["B07C5BVLBH", "B07BPGMB26", "B074T6M44Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd471c6f85ba178dc088764e", "partition": "shared_train", "query": "I\u2019m preparing a portable gigging rig and need protective transport for my electric guitar, an organized powered effects setup, and a secure way to carry its wireless transmitter on the strap.", "positive_items": ["B0716DK86D", "B07MG8PHF2", "B0B6YNN8H9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd4853adf2fc81b7138dce5f", "partition": "shared_train", "query": "I\u2019m restoring an old-time banjo and need a traditional no-knot tailpiece, an all-in-one tool for fitting and trimming strings, and a USB condenser microphone to record the finished instrument directly to my computer.", "positive_items": ["B07JZQBNDG", "B08R5GM6YB", "B0BR2MZVCH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd4d89998fdeee1c2711a071", "partition": "shared_train", "query": "I\u2019m setting up a full-size electric cello practice rig for apartment rehearsals and small performances, with a proper bow, headphone-friendly silent practice, and a compact portable amp for amplified playing.", "positive_items": ["B00HK2QFEQ", "B0075VZ13S", "B00P0HHNJO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd5f1abcda2fc6992c4c0d62", "partition": "shared_train", "query": "I\u2019m preparing my guitar for an acoustic set and want to restring it, switch keys quickly, keep plenty of pick choices available, and store them within reach while playing.", "positive_items": ["B00L711492", "B00H4PEMM6", "B08R5GM6YB", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd65a67521e4d30b747b18a2", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for regular playing and want warm, extra-light strings, comfortable celluloid picks, and an easy way to keep standard picks within reach while practicing or performing.", "positive_items": ["B0BTC9YJ2W", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd66565838202c50527ff95a", "partition": "shared_train", "query": "I\u2019m planning an apartment-friendly nature-themed music activity and need to practice viola quietly while adding bright classroom percussion and a convincing frog-like scraped sound for the group.", "positive_items": ["B079ZR2ZKK", "B00NP8GYVS", "B000F3QTNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd72906e633d56c96b4a1845", "partition": "shared_train", "query": "I\u2019m putting together a small amplified acoustic cajon set for caf\u00e9 gigs and need a cedar cajon with a soft case, hands-free jingle accompaniment, and a passive DI to send the instrument cleanly to the PA.", "positive_items": ["B07NC8FMNL", "B0CCK4YYNM", "B00356J8KE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd8fd7c038e955a7a5d1f799", "partition": "shared_train", "query": "I\u2019m preparing for a warm-weather guitar performance and want to move freely onstage while protecting the instrument\u2019s finish, with dependable picks and a simple wireless setup that provides clear sound and enough battery life for the show.", "positive_items": ["B0046VXQQE", "B09QZJ57YW", "B01BHPZQ1O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd97f24be458047445a92665", "partition": "shared_train", "query": "I\u2019m putting together a portable live music setup for rehearsals and small gigs, with a way to amplify my acoustic instrument, hold charts on the stand, transport two stands safely, and keep my 61\u201376-key keyboard covered from dust between sessions.", "positive_items": ["B00V8URXSS", "B09JJ784V5", "B017DNZ3XK", "B00WW6TNXK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd9ba4aed515821020ffbc0e", "partition": "shared_train", "query": "I\u2019m putting together a compact drum setup for recording and rehearsals, with reliable kick control, added tambourine texture, and a focused microphone for capturing the kit and percussion.", "positive_items": ["B001F2PHO6", "B0061XXSVS", "B001W99HE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd9bcbb1ecce71d47f09c254", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a long practice session and need comfortable support, fresh mellow-feeling strings, and an easy way to keep the instrument in tune.", "positive_items": ["B0BFKQGWZ7", "B09VSJD5GP", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bd9bfb72efc9c6f9a9ed40f1", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for energetic live rehearsals with an auxiliary cymbal setup, adjustable hi-hat control, contrasting stack textures, lively 13-inch hi-hat sounds, and replacement snare wires for a 12-inch drum.", "positive_items": ["B0BKZ6JR1L", "B0CF93TNBW", "B0B83ZR5HZ", "B07HBG8JGT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bda0430239df3a90880c1fad", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small gigs, and need comfortable playing support, a reliable supply of light picks, a way to keep them within reach, and something gentle for wiping dust and grime from the finish.", "positive_items": ["B09RJZSQML", "B0B8M2Q1DS", "B0BK5CXZBT", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdb897c55331b2f893326a44", "partition": "shared_train", "query": "I\u2019m preparing an amplified six-string guitar set and need durable strumming accessories, a quick way to change keys without retuning, and a long reliable instrument connection for rehearsing or performing.", "positive_items": ["B00CPLODUU", "B00CIO6BEA", "B07BLM53Z1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdbb2e868dc5c7211f54e3bb", "partition": "shared_train", "query": "I\u2019m assembling a small rehearsal and recording setup that connects a distant microphone, links balanced audio gear between channels, and lets me route my phone\u2019s stereo headphone output into a mono input.", "positive_items": ["B004MNTIL8", "B0BM71QK8M", "B01DK1RHK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdc5ae48b6a8db9ea83ee862", "partition": "shared_train", "query": "I\u2019m building a compact guitar effects setup for live performances, with flexible tone shaping, ambient repeats, and varied modulation and stereo sounds to help my guitar stand out in the mix.", "positive_items": ["B000RVWY42", "B0BNVFLP64", "B07MHL48V6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdc7937b82d1d84af497cdc6", "partition": "shared_train", "query": "I\u2019m refreshing my bass for regular rehearsals and long practice sessions, with smooth, full-sounding strings, dependable clip-on tuning, and comfortable shoulder support for playing standing up.", "positive_items": ["B07JMJFPCS", "B0B7C7PYVC", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdc83bbabc4c00ae89e56542", "partition": "shared_train", "query": "I\u2019m setting up an outdoor vocal performance and need to run a microphone signal a long distance, join two female XLR connections, and reduce wind and breath noise without affecting the sound.", "positive_items": ["B092LF6RLS", "B006BST39E", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdd30d99ebd7c9d6bf509af5", "partition": "shared_train", "query": "I\u2019m putting together a portable small-band gig setup and need to protect and mic the drum kit, route several stage microphones to the mixer, connect pedals and instruments cleanly, and provide punchy low-end amplification for the bassist.", "positive_items": ["B00PZGTVAE", "B007IU5BIQ", "B0BT86JFNM", "B00IKVCVNK", "B07N3146QF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdd63a491513756e1f0ea1d0", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal station for drums and guitar, with a comfortable shock-absorbing seat, matching back support, and medium picks kept conveniently within reach.", "positive_items": ["B06XWMLT5W", "B09QZJ57YW", "B01K1EJQ9U", "B06X9QRQ71"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bde3a4276be99bc7b4a86c58", "partition": "shared_train", "query": "I\u2019m refreshing a compact drum kit for live rehearsals and gigs: I need a punchy snare, a durable 10-inch tom head, secure tom mounting, versatile sticks including softer rod sounds, organized stick storage, and an XLR cable for miking the kit.", "positive_items": ["B0BKZ22NHL", "B09HCRTKL4", "B07TMJX85D", "B016CKAVRI", "B09T7NX5K7", "B00U23M83W", "B085WRZDD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bde4c9e1103f5695527249e6", "partition": "shared_train", "query": "I\u2019m building a compact laptop-based music production and live performance setup: I need a portable keyboard for composing, hands-on controls for Ableton mixing and effects, and a way to connect the laptop\u2019s stereo output to standard audio equipment.", "positive_items": ["B08FDBCYHL", "B06X9HFWPK", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bde7b050d97d8110011604d1", "partition": "shared_train", "query": "I\u2019m setting up a small home karaoke and speech practice station with two floor microphone mounts, connections for microphones to quarter-inch inputs, and a long cable to reach my amplifier.", "positive_items": ["B088DT926Q", "B083TBCCRW", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdef0212ea46070030c2d136", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals: I need to change to a heavier-gauge string feel efficiently, tune accurately afterward, and safely hold several guitars when they\u2019re not being played.", "positive_items": ["B0BHSG5C3G", "B08JMQR2JK", "B00KIZROW4", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdf59fc01b2d8d530a6ed886", "partition": "shared_train", "query": "I\u2019m setting up a compact home drum-recording rig and need hardware for hi-hat and ride playing, flexible microphone placement, an XLR connection, and hands-on control of my mixing software.", "positive_items": ["B004GGULCQ", "B00B5LDWVW", "B0B44VTPS1", "B09NYGRGZG", "B017NT392Q", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdf78b1fa0b71c5b7d918851", "partition": "shared_train", "query": "I\u2019m setting up a small home music station to record keyboard parts and vocals into my laptop, with hands-free sustain, stereo laptop playback routed to my audio gear, and a long balanced connection for the microphone.", "positive_items": ["B01H0PACWI", "B00L9R9YVO", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bdfe18e3e342ebce3178767e", "partition": "shared_train", "query": "I\u2019m setting up a guitar playing kit for practicing both flatpicking and fingerstyle, with warm-feeling standard picks, medium finger and thumb picks, and a way to keep the standard picks within reach without trying to organize the finger picks in the holder.", "positive_items": ["B002G1UT5C", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be048b0b498015f5ab798136", "partition": "shared_train", "query": "I\u2019m preparing for acoustic guitar rehearsals and small gigs, and need a comfortable non-slip way to play standing, quick one-handed key changes, and reliable clip-on tuning even with the capo attached.", "positive_items": ["B002CMLPYE", "B00H4PEMM6", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be0c5e6a7bf3118cd3b110db", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal space where I can connect my instrument to an amp, keep it accurately tuned, and safely hold several guitars between practice sessions.", "positive_items": ["B00646MZHK", "B08JMQR2JK", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be437e388d1130bd4ee14676", "partition": "shared_train", "query": "I\u2019m setting up a small jazz recording session featuring baritone saxophone and bass clarinet. I need stable instrument support, suitable mouthpieces for both horns, and a condenser microphone capable of capturing detailed solo instruments.", "positive_items": ["B0BX8L1JNS", "B0C3PWSBTM", "B01A6391IC", "B087Q1GXQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be44d0c86ce7793bf302129c", "partition": "shared_train", "query": "I\u2019m preparing a solo acoustic performance and need a comfortable adjustable strap, compact 9V power for my pedalboard, and hands-free jingle percussion to add rhythm while I play guitar and sing.", "positive_items": ["B00HZH4D04", "B07DK59QNR", "B0CCK4YYNM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be4847b7aca211db5b417403", "partition": "shared_train", "query": "I\u2019m refurbishing an older guitar and want to improve its tuning stability, clean and condition the unfinished fretboard, and accurately tune it after installing replacement tuning machines.", "positive_items": ["B000B9W3I2", "B0928HW2P4", "B08VF4K987"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be4d7739e184a2f3f16acf98", "partition": "shared_train", "query": "I\u2019m organizing a small live concert and need reliable stage gear for clear vocals and kick drum, long-distance multichannel routing to the mixer, and a suitable full-size bow for the violinist.", "positive_items": ["B0002E516M", "B002EAHOJE", "B07XLVFHJ1", "B098PJL986"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be5e9c38e43922b6de65df30", "partition": "shared_train", "query": "I\u2019m putting together a portable audio setup for a small live performance and need protected mixer transport, reliable balanced connections for microphones and PA gear, plus a way to split one XLR signal when needed.", "positive_items": ["B01H8E58SY", "B06X9KG3HW", "B01M8N618U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be5f0cbbe29ae8078660e76c", "partition": "shared_train", "query": "I\u2019m preparing a versatile percussion setup for a live concert, needing sticks for clear drum accents, quieter rod textures for restrained passages, and soft mallets for timpani, tom, and cymbal swells.", "positive_items": ["B0002D0I34", "B0BKZ22NHL", "B0BKZ5DJZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be66b404ee18e348692be58d", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar performance and recording rig with tidy pedal connections, reliable pickup storage, and a microphone for capturing my amplified playing and vocals.", "positive_items": ["B0002GWRQM", "B01DK40R3M", "B000CZ0R3S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be6caac849305f670d8d164f", "partition": "shared_train", "query": "I\u2019m preparing a small blues-rock recording and rehearsal setup: I need to restring my electric guitar and bass, add atmospheric ambience to the signal chain, keep the pedalboard neatly connected, and have reliable picks plus a harmonica for lead lines and fills.", "positive_items": ["B09R72Y5G6", "B07C855XSB", "B0BPJ4Q6FJ", "B09M7D9SC8", "B0BJ8WDC13", "B076QKGJ25"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be73e242a9ba61ac67a62f3d", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing trumpet and vocals at small gigs, with a way to organize and carry several mutes, safely park my trumpet between songs, and capture clear vocal performances with a dynamic microphone.", "positive_items": ["B07N5J3GTB", "B0B2F781MF", "B0002E5680"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be762b23c54bd8e1e8a197cb", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for heavy double-pedal practice and need stable, adjustable cymbal positioning, cable-drive pedal hardware, and a durable bass-drum head protector that won\u2019t change the low-end.", "positive_items": ["B00LNNXKVO", "B00RD0D0OI", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be89664590acc6fdb85e0bc2", "partition": "shared_train", "query": "I\u2019m preparing my band for a live show and need reliable stage audio connections, a replacement snare strand setup, and heavy-gauge strings to refresh the bassist\u2019s instrument.", "positive_items": ["B0002D0CO4", "B0002F71RI", "B00IKVCVNK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be8f859416a3c6fab1e2aa39", "partition": "shared_train", "query": "I\u2019m repairing the pickup selector on my Gibson guitar while building a small home recording setup, with reliable instrument-to-microphone-input connectivity and a USB interface for capturing guitar and vocals.", "positive_items": ["B09RN7GR8F", "B08JGF85HF", "B089XFMQ5W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be91ccc1f0ad11084d40cc27", "partition": "shared_train", "query": "I\u2019m setting up a small home performance corner and need a safe way to hold my guitar, quickly tune it before playing, and add practical lighting for the performance area.", "positive_items": ["B018FCZKR2", "B0BPLFP5P6", "B0058B72L6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-be9f799bef3851ef34dabccf", "partition": "shared_train", "query": "I\u2019m setting up a beginner guitar practice station and need an easy way to learn fretboard notes, keep the guitar safely supported, and handle restringing and basic string maintenance.", "positive_items": ["B01M1F77G1", "B08BW2TBD7", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bea74558b4d9712b452aa251", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice and small-performance setup with a comfortable adjustable seat, elevated foot support, easy-access pick storage, and both vintage-style delay and digital reverb effects.", "positive_items": ["B0C61YQFHH", "B07MHL48V6", "B07MZYNZ1C", "B01MECYV5Q", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-beac0ad2b4395b9eaecf0127", "partition": "shared_train", "query": "I\u2019m expanding my drum kit with a curved four-post rack, a tube boom attachment for mounting accessories, and an 18-inch china cymbal for explosive accents.", "positive_items": ["B003B17J5O", "B005GBW7GI", "B0002F74C0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-beb336f73d76640468fb1b21", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster for heavier-gauge play and a cleaner, quieter tone, while giving it a fresh mint-green look and a comfortable adjustable strap for rehearsals and gigs.", "positive_items": ["B06Y2PK4P8", "B0BCXRXTNY", "B0BSGM6CQ9", "B07FYCHWF8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-beb5a29a25ea48b855686cfe", "partition": "shared_train", "query": "I\u2019m putting together a tidy, portable electric guitar setup for rehearsals and small gigs, with reliable connections between my effects, a compact way to power the board, and a secure stand for the guitar.", "positive_items": ["B07DK59QNR", "B006ZBZBEI", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bed81d8c25e36d9aaba5e20b", "partition": "shared_train", "query": "I\u2019m getting my electric guitars ready for a small gig: safely transport a Les Paul-style instrument, replace strings, correct a bolt-on neck angle, remove worn frets, and have reliable accessories for changing keys and playing.", "positive_items": ["B0BCW884JL", "B09V92RNL3", "B0BSGM6CQ9", "B099WW6L1H", "B00BLQ0D2C", "B0158GWWJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bedffd357f11cae0247dcefd", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable woodwind station for rehearsals and performances, with a stable resting stand for my alto flute and protected holders for my flute or clarinet and piccolo, plus convenient packing and carrying.", "positive_items": ["B004UU2QTE", "B0C3PST754", "B07ND54ND5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bee2e3e661b01c7f6cf673d0", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig with heavier strings, a careful setup for accurate string action, fretboard conditioning, finish cleaning, reliable amp connection, and a vintage-style replacement speaker for a fuller blues-rock sound.", "positive_items": ["B0049NESYS", "B00NARHNCS", "B0BSGM6CQ9", "B0928HW2P4", "B00AX480QY", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-beeb4ef4df8fe642fa4edff8", "partition": "shared_train", "query": "I\u2019m refreshing my compatible Vox tube guitar amp with a low-noise preamp replacement, a reliable EL84 output tube, and a dual LED foot controller for hands-free switching during gigs.", "positive_items": ["B073V8H1KV", "B07C9YCY5J", "B07NKMZJ5M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-beee6d0aeb4e7a21ab88b91e", "partition": "shared_train", "query": "I\u2019m setting up a home practice rig for my 5-string electric bass and need a portable amp with versatile tones plus a stable, easy-to-store stand.", "positive_items": ["B08V8WCNXL", "B0983RZ6P3", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bef8c08d25789f1055ba5349", "partition": "shared_train", "query": "I\u2019m setting up a small home studio for recording and rehearsing a singer-songwriter showcase, with one rugged mic for live vocals, a sensitive mic for detailed vocals or instruments, and a cable to connect the speaker to my audio gear.", "positive_items": ["B087Q1GXQ9", "B003GEBGA0", "B094DTT4W1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bef927cadc1aa451f3088a59", "partition": "shared_train", "query": "I\u2019m preparing a small percussion performance and need responsive sticks for drums and cymbals, several striking options for varied triangle tones, and tools to quickly tune and change drumheads before rehearsal.", "positive_items": ["B01N4S8BBJ", "B07NDGTTZZ", "B0019UH12K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf01026944611ee51e12dc8e", "partition": "shared_train", "query": "I\u2019m setting up a small hybrid bass-and-electronic-drum rehearsal rig and need to secure my bass strap, send the bass cleanly to the mixer, trigger kick sounds from a standard pedal, and switch between two balanced XLR sources without constantly replugging cables.", "positive_items": ["B007MHJV9K", "B00H35YIJE", "B084KZG42C", "B0002GIRAC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf0f31b1384394ad843cc6ba", "partition": "shared_train", "query": "I\u2019m restoring and upgrading my Stratocaster, replacing the pickups and switching for clearer hum-free tones, adding an active mid-boost circuit, and refreshing the output jack, tremolo hardware, and rear covers for a complete functional rebuild.", "positive_items": ["B09ZT3NFLW", "B0B81D5BB4", "B0C6J149WZ", "B0002E3D44", "B07KPTL997", "B075SVNSW2", "B003AYLWF0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf1188fafedcd25f2e74ceaf", "partition": "shared_train", "query": "I\u2019m preparing for a small local gig where I\u2019ll play guitar and keyboard, and need lightweight keyboard protection for transport, easy guitar setup, accurate tuning, and plenty of dependable picks.", "positive_items": ["B017DNYX2W", "B0BG95DG2H", "B00H4PEMM6", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf249db2c97163067a2d9772", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style guitar for loud band rehearsals and need correctly spaced black single-coil covers, durable thick picks for strong playing, and filtered reusable ear protection that keeps music clear.", "positive_items": ["B07V33KV64", "B0BXCXGCVN", "B07YMGPV7P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf25f46ca4c813c7a869a3ed", "partition": "shared_train", "query": "I\u2019m putting together a comfortable cajon setup for acoustic gigs and need hands-free jingle accompaniment, extra snare-like tones from the cajon, and supportive seating for longer playing sessions.", "positive_items": ["B008BOXZCC", "B008KES3NO", "B0CCK4YYNM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf2c59c2780fcd6d1f1a67f5", "partition": "shared_train", "query": "I\u2019m putting together a bass clarinet setup for lessons and rehearsals, with secure protective carrying that can be worn as a backpack, comfortable mouthpiece protection, and a gentle way to clean the instrument after playing.", "positive_items": ["B0C3PRYKCC", "B0002KX5E6", "B00TH3YKES", "B07MV2ZQ9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf2dba0786d9a623c9574c91", "partition": "shared_train", "query": "I\u2019m setting up a small vocal recording rig and need a warm-sounding condenser microphone, convenient rack-mounted XLR signal routing, and balanced interconnects to connect the studio equipment cleanly.", "positive_items": ["B019JX565C", "B01M5CXH65", "B004J9WSD0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf340b05ede8813724ede425", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar and need a practical repair kit for truss-rod adjustments, accurately checking fret height, spot-leveling troublesome frets without removing strings, and protecting my fret-measuring tool.", "positive_items": ["B07N47GJ54", "B01HUCID0O", "B086WNLY7S", "B07YK57N2M", "B07BS39S51"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf37277e09afd092d1e18687", "partition": "shared_train", "query": "I\u2019m restringing my Floyd Rose-equipped electric guitar and want to get it tuned and playing reliably, with a convenient way to stretch the new strings, adjust the locking hardware, and test the setup afterward.", "positive_items": ["B086BRQ125", "B0178ZWFDE", "B0085545YO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf3aa2fb81e12b79bff6e939", "partition": "shared_train", "query": "I\u2019m outfitting a compact home recording rig to track my 12-string acoustic, with fresh strings, preamp gain, balanced routing and patching, source and speaker A/B monitoring, talkback, and suitable cables for clean connections.", "positive_items": ["B07NKMZJ5M", "B01DE4DEGK", "B071GR3YX7", "B00M6SI0X8", "B01DN7OLJC", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf405b5d542761d4b0b1cb40", "partition": "shared_train", "query": "I\u2019m putting together a compact drumming practice setup where I can work on sticking quietly, reduce unwanted drum overtones, and add a sizzling texture to cymbal grooves.", "positive_items": ["B0BHWQ8YZ9", "B09PQRKJGH", "B09M5Q8FJC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf40e345e4d4485862485d15", "partition": "shared_train", "query": "I\u2019m getting my electric guitar rig ready for rehearsal and need fresh strings, a reliable connection from guitar to amp, and a long cable to link the amp with its speaker.", "positive_items": ["B01C5TBX68", "B0C5PRQ9K6", "B09KWWS7DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf4103c4f98950f302d9b55c", "partition": "shared_train", "query": "I\u2019m starting to learn soprano ukulele and need a beginner-friendly instrument, replacement synthetic strings, and comfortable picks for both precise picking and softer strumming.", "positive_items": ["B0BT2RP11L", "B0186KW0FI", "B0951C4RGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf61607014c313bc186ff532", "partition": "shared_train", "query": "I\u2019m setting up a small drum-recording session and need to capture kick, snare, toms, cymbals, and overheads, with stable adjustable stands plus low-profile placement around the kit.", "positive_items": ["B017NT392Q", "B003FW0IHA", "B07YJZGP5X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf63ec00e4f64f81b2526baf", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal and performance area for several instruments, with safe floor storage, quick tuning and restringing, fretboard maintenance, and a stable adjustable stand for holding charts while I play.", "positive_items": ["B00IFOTSJW", "B0006NDF6C", "B08JMQR2JK", "B08R5GM6YB", "B0B8Z5SBPZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf6507c0184f982eee2d47a3", "partition": "shared_train", "query": "I\u2019m putting together a simple acoustic guitar practice setup so I can tune accurately, play comfortably with picks, and quickly switch keys during lessons and song practice.", "positive_items": ["B000K2HBTQ", "B015HG7HMA", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf6b32902a64b47f7a892381", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ and live-sound setup and need a rack case with laptop support, a universal tray for rack gear, a way to mount my personal mixer, and a protective bag for carrying two speaker stands.", "positive_items": ["B00F9V6K86", "B0BLLHCQZK", "B09JJ784V5", "B0041R29MK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf83014a9a2ef82b376bfb7e", "partition": "shared_train", "query": "I\u2019m refreshing my Fender-style electric guitar for recording and gigs: I need to replace the worn nut, install heavier bright-sounding strings, condition the fingerboard, and connect reliably to my amplifier.", "positive_items": ["B0002E1UDK", "B09KWWS7DH", "B09G5QS1VD", "B00B0AQHVA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf897b3ddbb7386d0256d40f", "partition": "shared_train", "query": "I'm setting up a small live guitar show and need tools to prep the guitar, a multi-channel stage-to-mixer snake, and a heavy-duty cable for routing amplified speaker output to passive speakers.", "positive_items": ["B01CBC12QU", "B00IKVCVNK", "B0002VB8AS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf94c338bcf15684c4bc5cb6", "partition": "shared_train", "query": "I\u2019m restoring and setting up my six-string acoustic guitar: I need to safely remove the bridge pins, support the neck, replace the nut, saddle, and pins, then tune and check it with a capo.", "positive_items": ["B07K9K1XBS", "B07TNNP49T", "B00TV90MT0", "B008DOHWJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf9772a2867d57bb1d51cb94", "partition": "shared_train", "query": "I\u2019m repairing and wiring PA speaker cabinets for a small live performance, with reinforced cabinet corners, long twist-lock speaker connections, and balanced cables for linking microphones or audio equipment to the system.", "positive_items": ["B00E3OS2OK", "B00HNWIKP0", "B09GF6NX3X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bf9cbbe59d248291788fffe1", "partition": "shared_train", "query": "I\u2019m setting up a small live-band performance and need a way to connect guitar cleanly to the PA, run audio over long distances with low noise, and quickly tune the drum kit.", "positive_items": ["B092LF6RLS", "B000WIRFD0", "B000CCN15M", "B0BM71QK8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bfba922b31c7fb777956db26", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station to compose with keys and capture detailed vocals or instruments, so I need portable keyboard control, stable microphone support, and a reliable XLR connection.", "positive_items": ["B0BLJWTB36", "B015JTEBN8", "B00L9R9YVO", "B087Q1GXQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bfbaeeca397bf732a0b57f88", "partition": "shared_train", "query": "I\u2019m putting together a compact mobile DJ setup and need a small angled studio rack for my equipment, hardware to mount it securely, a cover for unused rack space, and a stable elevated bar for event lighting.", "positive_items": ["B0002NRTL8", "B0002DV0CC", "B00JQYUAQU", "B06Y17CPDF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bfc0af175bcf8d94335fc3ed", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for dependable rehearsals and gigs, with easier tuning, smoother string-contact points, and a durable cable long enough to connect comfortably to my amplifier.", "positive_items": ["B0BT2Z1DF1", "B0BK6JP6MW", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bfd8daef44878952e436a1cb", "partition": "shared_train", "query": "I\u2019m refurbishing my five-string jazz bass for gigs and want a modern, clear tone, onboard bass and treble control, reliable tuning, and a compact secure way to store it.", "positive_items": ["B0091CE0HM", "B08BW2TBD7", "B00DE0AM74", "B015HG7HMA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bfd8edea2eaaf4b835b9bb02", "partition": "shared_train", "query": "I\u2019m assembling a compact electric guitar pedalboard and need reliable short connections between several effects, plus a longer shielded lead to run from my guitar to the board or amplifier without adding clutter or signal noise.", "positive_items": ["B079N5Q8DC", "B07GZP984L", "B07Y94MSG9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bfdb3a0325ed6340b80896ae", "partition": "shared_train", "query": "I\u2019m updating my Telecaster for small gigs and want a fresh new look, comfortable flexible playing accessories, and a compact hands-free way to switch through presets.", "positive_items": ["B0BCXRXTNY", "B00CGFRJ2Y", "B0002Q2DE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bff18dc3a47348499b921bd2", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar with more stable tuning, improved string alignment, a replacement tremolo backplate, and an efficient way to remove and install strings during the hardware upgrade.", "positive_items": ["B08R5GM6YB", "B0BKR2ZM9X", "B0C6J149WZ", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-bffb78134e4d03c70276da05", "partition": "shared_train", "query": "I\u2019m putting together a compact, quiet cocktail-drum practice setup with a realistic snare surface, adjustable mounts for a hi-hat and tom, and a nearby stand tray for essentials and a drink.", "positive_items": ["B004NHKOJI", "B08GQXTHRH", "B00YJ5C46K", "B00P04B3Q6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c003d83feada8ed6752fb62c", "partition": "shared_train", "query": "I\u2019m preparing for a bluegrass jam and need dependable tuning for several acoustic instruments, fresh strings for my guitar, and a comfortable shoulder support for practicing fiddle comfortably.", "positive_items": ["B000EEHDBG", "B015T84WO2", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c008e4da79def2705dcb4a8a", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a sturdy adjustable microphone setup that positions the mic hands-free while reducing floor vibration and allowing flexible boom reach.", "positive_items": ["B00O3MZXCQ", "B0002T67K6", "B0BR2J1P6R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c00aaee17767f8e566f8f97b", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a clean studio session: I need to service the fretboard and nut, install bright Nashville-tuned strings, keep tuning precise, connect reliably, and reduce unwanted noise in the signal chain.", "positive_items": ["B0B29N7VC8", "B093YKLWVN", "B0BPJ4Q6FJ", "B015HG82EW", "B00DT59450", "B00RX5HQS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c00af044f4f912a768f46928", "partition": "shared_train", "query": "I\u2019m preparing for a multi-instrument concert and need dependable reeds for alto and baritone saxophones, tone-shaping options for bass trombone, and a comfortable harness for carrying my saxophone during rehearsals and performances.", "positive_items": ["B001DK0RHC", "B0BQ7T2YD2", "B0002DV5W2", "B0002DV5WC", "B01AW50ADE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c00c101341c617deadd794e4", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic folk performance for three vocalists and hand percussion, and need microphones, an adjustable non-slip playing surface, and a way to keep drinks safely away from the equipment.", "positive_items": ["B07XW3F5H5", "B001D2TPZU", "B0C54R9HXV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c014979810d3d9a3e68474f5", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender-style electric guitar for dependable gigging and need to freshen the neck hardware, secure the strap against accidental drops, and fit heavier-gauge strings for a sturdier playing feel.", "positive_items": ["B0BSGM6CQ9", "B0BT2W3TTM", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c016ef29d950db0bbe9fc9c1", "partition": "shared_train", "query": "I\u2019m restoring an older guitar for regular playing and need reliable replacement tuning hardware, a comfortable adjustable shoulder strap, and a compact tool for tightening loose jacks, controls, switches, and other hardware during setup.", "positive_items": ["B07FTVKZB3", "B07F5LM526", "B00EB121KG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c01808bd7b2e1dffc2d00278", "partition": "shared_train", "query": "I\u2019m getting both my acoustic and electric guitars ready for a live set and need fresh strings suited to each instrument, plus a leather strap for playing.", "positive_items": ["B0BFKQ9QXD", "B08DMLGP4Z", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c01f76d1fd479c00c4adc686", "partition": "shared_train", "query": "I\u2019m refurbishing my electric bass for live performances and need a comfortable extra-long padded strap, secure attachment hardware, and distinctive replacement control knobs for a cohesive black-and-red look.", "positive_items": ["B007JAHMQ4", "B07FYL7LW1", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c02028cd30d9adaaedb50a2f", "partition": "shared_train", "query": "I\u2019m refreshing my Strat for secure rehearsals and a brighter Nashville-tuned doubled-guitar sound: I need a replacement 42mm flat-bottom nut, suitable electric strings, and a comfortable adjustable strap with locking hardware.", "positive_items": ["B0B8M2Q1DS", "B096K2LZKH", "B0C6MV4RKL", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c025751534bb811df61094e1", "partition": "shared_train", "query": "I\u2019m upgrading an electric guitar for regular practice and small performances, so I need reliable bridge hardware, flexible amplified tones, and a selection of picks to test different playing feels.", "positive_items": ["B07NKT1QQK", "B0BT84L82P", "B08BSFDY99"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c02e058c4a31585e938b716b", "partition": "shared_train", "query": "I\u2019m building a compact hybrid drum rig for rehearsal and recording, with a live snare, electronic triggering on the bass drum, dedicated low-frequency miking, and stable stands for studio monitoring.", "positive_items": ["B01LE49PTC", "B003YDBG26", "B0889C84KX", "B07TMJX85D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c02e1001a3cb87b8f8cc6a22", "partition": "shared_train", "query": "I\u2019m building a compact home setup for practicing and recording acoustic singer-songwriter sessions, with an acoustic-electric guitar, comfortable strap, several vocal or instrument mics, a tabletop mic holder, and powered reference monitoring for clear mixes.", "positive_items": ["B002GHBZ3Q", "B088GF12PC", "B09V91H5XM", "B07C91JT14", "B000BHWLAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c032a269e847c4b7baf1afaf", "partition": "shared_train", "query": "I\u2019m preparing a versatile drum-kit practice and small-gig setup, needing durable 5A sticks, a reliable dry-hand grip, quiet bamboo brushes for jazz sections, and mallets for cymbal swells.", "positive_items": ["B09TXP3FSK", "B0731YLWY8", "B01CTWVIY8", "B0B2D98XV8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c03603d7b64683202bebabcd", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and building a gig-ready rig: I need to replace its loose output connection, secure the strap, stock up on picks, and add tube amplification with overdrive and vintage-style phase effects.", "positive_items": ["B07GBQ4LGV", "B0B8Z6YPWN", "B0BKZ3GCGR", "B096K2LZKH", "B000KIPTE4", "B004OK1G64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c03641dced836762c1d109fc", "partition": "shared_train", "query": "I\u2019m putting together a compact home rehearsal and demo setup for electric guitar and vocals, with a portable high-gain amp, comfortable guitar support, short and long instrument connections, dynamic microphones for singing and instrument recording, and dependable 9V power for pedals.", "positive_items": ["B0BYXVCSGG", "B00VSYN25M", "B00RVE9X06", "B015G2AFTW", "B00D35CNL8", "B001W99HE8", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c039a1d9dce829d3bafdce64", "partition": "shared_train", "query": "I\u2019m putting together a starter drum setup for practicing and want smooth bass-drum control, a complete range of cymbal sounds, and sturdy hardware to mount and operate the hi-hats.", "positive_items": ["B00B5LDWVW", "B096BH8JS3", "B09X6G4PPS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c03aa6bd2f2f1affb4dc43dd", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice setup with reliable instrument-to-amplifier connectivity, a secure place to rest the guitar between sessions, and tools to build finger strength, coordination, and calluses while traveling.", "positive_items": ["B08BW2TBD7", "B09396NY1C", "B0B8FSCM9L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c047995ece4785eeb3c918c5", "partition": "shared_train", "query": "I\u2019m setting up a shared school woodwind station for alto and tenor saxophones, clarinets, and flute, with tone-improving setups, protected mouthpieces, thorough moisture and pad drying, and a compact stand for safely holding instruments between rehearsals.", "positive_items": ["B0064RMDVW", "B09CD32F7Q", "B0002F7IQ2", "B071F9L3GY", "B000A84CC4", "B09RJN2MQK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c04b582d4682483fbbc6a79c", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio for recording vocals and instruments, with clean isolated microphone capture, an interface for connecting microphones to my computer, and a small keyboard for producing virtual instruments.", "positive_items": ["B06ZZCR6P4", "B06XKJDGNK", "B08FDBCYHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c078c9317bc21e044ebf60f4", "partition": "shared_train", "query": "I\u2019m restoring a Precision Bass for reliable playing and stage use. I need materials to replace worn jumbo frets, upgrade the control electronics, add bright durable strings, and practice timing consistently with a compact metronome.", "positive_items": ["B003AY835M", "B00J1T5BLY", "B019JCCPVQ", "B0044CQ9H8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c081a8927f5f1cd50841a3c4", "partition": "shared_train", "query": "I\u2019m preparing a portable two-guitar rehearsal and recording setup and need versatile drive tones, secure protective transport for my small acoustic, and a rugged fitted case for my offset-style electric.", "positive_items": ["B072QV12Q6", "B01LYJMHXV", "B00WT7KPCK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c08672c3f4941e40ab3ce4f9", "partition": "shared_train", "query": "I\u2019m setting up an acoustic slide-guitar and vocal recording session at home, and need a smooth glass slide, a way to control feedback from the guitar\u2019s soundhole while amplified, and a professional microphone for clear singing and playing.", "positive_items": ["B01DNC1EEW", "B0B89ZSYS7", "B0010SHU18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c086cdfbee69243d15940b41", "partition": "shared_train", "query": "I\u2019m putting together a compact bedroom DJ and beat-making setup where I can elevate my laptop, cue tracks privately, and play melodies or bass lines into my music software.", "positive_items": ["B003LPTAZ2", "B00GJO6QHC", "B00X7DD6GW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c08d5336a9933a03217c843f", "partition": "shared_train", "query": "I\u2019m setting up a compact retro-themed vocal performance booth and need a vintage-style wired microphone, adjustable floor stands for performers, and a foldable white facade to hide cables and create a polished stage front.", "positive_items": ["B00S9WSNWS", "B0C4XQ496G", "B08J8C3RM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c08e0aa0bcf34bccdd7ad326", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and want to rewire its volume and tone controls with reliable solder-friendly wiring, install fresh control pots, and finish it with a comfortable strap for testing and playing.", "positive_items": ["B00KMDVKUO", "B00OJMMUNA", "B0B8F6LD9F", "B07481KD91"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c094a1e252ae32ee1d626289", "partition": "shared_train", "query": "I\u2019m setting up a small community performance with suspended stage lights, mixed DMX connections, and MIDI-controlled effects. I also need a gooseneck announcement microphone and reliable cabling, adapters, and safety restraints to keep the show connected and secure.", "positive_items": ["B07MMP4DXS", "B093YJD24S", "B09ZTHS245", "B01MCULR8E", "B000068O44"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0ab7cb33caa11f6f8e2e084", "partition": "shared_train", "query": "I\u2019m setting up a home session to record layered acoustic guitar parts, with a USB interface for mic and instrument connections, comfortable support for playing standing, varied picks, and a capo for changing keys.", "positive_items": ["B077Z9HF27", "B07BS2JXBP", "B00H4PEMM6", "B09DF2S1DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0ac612c8ab05611f69528e7", "partition": "shared_train", "query": "I\u2019m setting up a small home studio where I can measure and tune the room, connect microphones cleanly, record vocals without plosives, and run an instrument directly into my recording interface.", "positive_items": ["B095CBL6FY", "B07PSWC1XY", "B000165DSM", "B0027V760M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0b1922a252775dabf11d9aa", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording and rehearsal station and need reliable picks, flexible microphone positioning for an amp and instruments, plus compact, protective storage that keeps several acoustic, electric, or bass guitars safely accessible.", "positive_items": ["B01MQST9JZ", "B0BSKJVB2S", "B0BDKNSWBS", "B0B2Q9HNGQ", "B00IY0BLB0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0bd42615d3245f20e3ecece", "partition": "shared_train", "query": "I\u2019m upgrading my Fender-style Stratocaster for more stable tuning and smoother tremolo use, while rewiring the volume and tone controls with the correct short-shaft audio potentiometers for its guitar electronics.", "positive_items": ["B076HWP6Q7", "B071R5XS6Z", "B0BR2G8WYG", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0c3759c4191bc72668d4095", "partition": "shared_train", "query": "I\u2019m planning to service and restring my acoustic guitar at home, and need safe neck support, a faster way to wind the tuners, and durable light-gauge strings.", "positive_items": ["B00TV90MT0", "B008BPI2OW", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0d4878ec41e5f3eecc113b5", "partition": "shared_train", "query": "I\u2019m preparing an oboe rehearsal setup and need a reliable medium-hard reed, a stable stand configured for oboe music, and protection for the floor while I practice.", "positive_items": ["B00T3NGR7A", "B07MZ6XF6P", "B003B0NYN6", "B0002E3AO2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0d7634eacca61df463cb576", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio and need a way to play expressive sustained keyboard parts, keep my guitar safely off the floor, and protect it from seasonal humidity changes.", "positive_items": ["B07CTD883P", "B0BPKTYTPQ", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0d90841814827351e9b05a2", "partition": "shared_train", "query": "I\u2019m preparing for a small guitar performance and need a setup for precise tuning, secure hands-free playing, and safely resting the instrument on a table or amp when I\u2019m not playing.", "positive_items": ["B0B8M5FJ9W", "B00646MZHK", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0e5f990b410016ae9c207cd", "partition": "shared_train", "query": "I\u2019m refurbishing several bolt-on electric guitars and need hardware for replacing loose controls and output jacks, plus tools to check string radius and adjust neck angle during setup.", "positive_items": ["B06W5VH4HX", "B000JPKJAC", "B06XXND94L", "B07BFVF7LZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0e75efc9c66aa8c8106bb94", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar rig for rehearsal: I need to change the strings efficiently, have comfortable picks for playing, and safely connect my amplifier head to its speaker cabinet.", "positive_items": ["B07FFNVVK2", "B0BKZ3GCGR", "B0C3LKJXFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0f410a6bb9793697d9bc194", "partition": "shared_train", "query": "I\u2019m putting together my first drum set and need a complete beginner cymbal setup with varied cymbal sounds, playing sticks and lessons, plus a sturdy arm to mount the additional ride securely.", "positive_items": ["B003B1BOFK", "B09X6H5DX6", "B00F912X96"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c0fa333cfa0b3d4357db1413", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic performance and need a playable electric-acoustic guitar, replacement bridge pins for maintenance, and a compact powered mixer to amplify the music and vocals.", "positive_items": ["B019RINZLQ", "B093YJBL2C", "B00YO9UCHE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1011e73962a75ced62e3a34", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar and mandolin for a small recording project and need suitable replacement strings for each, plus a simple way to accurately tune both instruments during setup and rehearsals.", "positive_items": ["B0764R1F7Q", "B01C5TBOZ8", "B0BWT3S95C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c102c10cc2330548e6c55122", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with modern active pickups and rechargeable onboard power, and I need durable, high-grip picks for testing the new tones during practice and fast solos.", "positive_items": ["B07FJ8TYKC", "B07BSHM52Q", "B00JL5I61A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c10fb2a8bb1ecd97b1b242df", "partition": "shared_train", "query": "I\u2019m putting together a lively world-music percussion setup for a small stage performance, with a deep hand drum, crisp shaker rhythms, and bright jingle accents.", "positive_items": ["B07CW58JXV", "B09RQFY58W", "B09LYNWVPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c114c1e9148a10f36477a4ec", "partition": "shared_train", "query": "I\u2019m putting together a portable salsa percussion setup and need sturdy support for my bongos, a bright high-pitched cowbell for cutting through the band, and a protective bag for transport.", "positive_items": ["B00T8L1WMM", "B0002L523M", "B005OTDY00"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1168a3ee20532a2ca60b6d7", "partition": "shared_train", "query": "I\u2019m setting up my American Stratocaster for practice and need to secure the tremolo arm, quickly check accurate tuning, and shift the playing key for different songs without damaging the strings.", "positive_items": ["B0BWT3S95C", "B0BR2G8WYG", "B072JVYTHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1241b5f1abfe7934e9549e9", "partition": "shared_train", "query": "I\u2019m setting up a compact home livestream studio where I can perform electronic music, control software instruments, speak clearly to viewers, and add colorful stage-style lighting to the background.", "positive_items": ["B0BXT425B6", "B00X7DD6GW", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c125d2b062232961a605503d", "partition": "shared_train", "query": "I\u2019m putting together a small guitar-and-vocal rehearsal setup and need reliable signal paths for an electric guitar or bass, easy pedalboard tuning and compression, a long instrument lead, and multiple XLR connections to a mixer or PA.", "positive_items": ["B00OTYY540", "B074GXRXVR", "B075MPFFRV", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c12affa93483673c25f0df46", "partition": "shared_train", "query": "I\u2019m restoring a compact drum kit for recording and need a resonant bass drum head with a microphone port and adjustable damping, more articulate snare response, and a reliable key for high-torque tuning.", "positive_items": ["B0002F6VU6", "B09HCVK9HL", "B0B962GTW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c131c4f3658f9eca271291f6", "partition": "shared_train", "query": "I\u2019m building a compact setup to close-mic drums for rehearsals and small live sessions, route everything through a mixer with USB recording and effects, and keep the gear organized on a mobile rack with a stable microphone stand.", "positive_items": ["B0179C3V7K", "B001KJF0BE", "B00BAMHFMS", "B0037036QA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c138c04975eb79f2887ceb62", "partition": "shared_train", "query": "I\u2019m setting up to record a blues-rock demo with electric guitar and harmonica, so I need to restring a six-string for Nashville tuning, accurately tune it, and add a classic blues harmonica part.", "positive_items": ["B0BPJ4Q6FJ", "B08R5GM6YB", "B015HG7HMA", "B00AV557UC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1395fd88deb89993f224489", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need to correct the bolt-on neck angle, upgrade the neck sound, replace the pickup selector, and safely clean and condition the instrument.", "positive_items": ["B002A8Y49I", "B09Y2HK4M7", "B0C6HYY3M7", "B099WW6L1H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c141666dfbb70d89bc9acf6d", "partition": "shared_train", "query": "I\u2019m preparing a simple recording setup for my child\u2019s half-size classical guitar recital: restring the instrument, keep picks handy, mount a camera on a mic stand, and quickly swap the microphone.", "positive_items": ["B0075DMYC2", "B07TD9NX9F", "B079NS31NK", "B0002CZTIO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1429008f9c94a8c89414743", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic folk recording and want fresh-sounding guitar strings, simple hand percussion, a condenser mic for the instruments, and a padded way to carry the mixer and gear.", "positive_items": ["B07GFH8NTB", "B094NDQRJQ", "B01M8N618U", "B0002F79E8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c14e2280f4057b9cdfc24df4", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice corner and need a way to store the instrument securely, keep it accurately tuned, and maintain a comfortable seated playing posture.", "positive_items": ["B07T3GZVMD", "B0BPLFP5P6", "B07NKRZ1KQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c15b64496788ca0adfdca047", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style guitar and setting up a small live rehearsal rig: clean and condition the fretboard, upgrade its pickups, shape versatile guitar tones, and capture vocals through an XLR microphone.", "positive_items": ["B081RK6Z9N", "B0BCL8Z8Q3", "B094XNTSKD", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c15bfdcfcfdece25f342322b", "partition": "shared_train", "query": "I\u2019m setting up a home rehearsal and gig station for my guitars, with secure hands-free playing, reliable transport in changing weather, quick access to several instruments, and sturdy strap connections.", "positive_items": ["B07FYR9T92", "B014PEZVKU", "B091YFQGCJ", "B074K56PFT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c15fbfa45deac0e9a3f5606e", "partition": "shared_train", "query": "I\u2019m setting up a home drum-and-vocal recording space and need adjustable support for a handheld mic and studio monitor, a windscreen for cleaner vocals, and replacement wing nuts for securing my drum hardware.", "positive_items": ["B000CNQ9SW", "B091MZPYBQ", "B00VTCSP9G", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1661d4f697c7facb58f20a9", "partition": "shared_train", "query": "I\u2019m preparing a portable bluegrass performance setup for my 3/4-size acoustic guitar and need reliable bluegrass tuning, durable replacement strings, protected transport between gigs, and a lightweight stand for holding music.", "positive_items": ["B015HG7F3Q", "B0002MDTVS", "B0002D0CAI", "B01LYJMHXV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c16913748af5b287a7f97fd8", "partition": "shared_train", "query": "I\u2019m putting together a compact music practice setup with a D tin whistle, an easy way to keep it clean, secure transport and storage for a 49-key keyboard, and a swiveling short-height seat for playing.", "positive_items": ["B00HSM77T0", "B00A6GQJD0", "B0756KMPTM", "B01LZIP13S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1694209005e5390d5d57e20", "partition": "shared_train", "query": "I\u2019m setting up a portable Yamaha keyboard for comfortable practice and occasional transport, and need a stable adjustable stand, the essential power and playing accessories, plus a protective cover to keep it clean between sessions.", "positive_items": ["B00M6SIZ6K", "B0047JP1D6", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c16991650c0add35d8837124", "partition": "shared_train", "query": "I\u2019m building a simple home recording setup for singing and songwriting, with a studio-quality condenser microphone, clean computer connectivity for recording, reliable balanced connections, and a pop filter to reduce harsh breath sounds and plosives.", "positive_items": ["B09VT45772", "B06X9KG3HW", "B016QUXTZU", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c170a577849d7997f3ed2ab2", "partition": "shared_train", "query": "I\u2019m outfitting my guitar for reliable strap security and regular jam sessions, with compatible hardware for the instrument and strap, durable 1mm picks, and a compact way to keep spares with me.", "positive_items": ["B08T1G756R", "B0B8Z1M2S1", "B00H35YIJE", "B00JL5HQXE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1760d0bb52f5db167d91648", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for regular playing and safe seasonal storage, and need an easy strap setup, thorough cleaning and conditioning, plus dependable humidity control inside its case.", "positive_items": ["B07N5MJDBF", "B07XP6MHQT", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c17b753cf7160dc301f620f8", "partition": "shared_train", "query": "I\u2019m preparing my alto saxophone for regular rehearsals and performances and need dependable replacement reeds, a lightweight protective case, and a comfortable strap that reduces neck and shoulder strain.", "positive_items": ["B000P4FBDW", "B0C3LM9LK8", "B099ZS165M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c17e560a8d060546a20a586f", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice corner and need a versatile guitar, a stable folding stand to keep it safely accessible, and durable heavy picks for playing.", "positive_items": ["B000ARH3M6", "B00CIO6BEA", "B0BGQG84Y4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c18daff9ef3a63689a2f9d96", "partition": "shared_train", "query": "I\u2019m putting together a bluesy electric guitar setup and need warm, flexible strings, a brass slide for expressive playing, and a tremolo effect for vintage-style sounds.", "positive_items": ["B0B8Z65DSY", "B004U1QDL0", "B00HTWQYGQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c192caeb64ef34b2196f5c69", "partition": "shared_train", "query": "I\u2019m setting up a portable recording rig for a small vocal-and-drum performance, with an adjustable vocal mic position, an extended boom for flexible mic placement, an XLR connection, and comfortable sticks for the drummer.", "positive_items": ["B01DN7OC00", "B0197WT5BQ", "B0846J7THY", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1ad7e2611cda11642deb239", "partition": "shared_train", "query": "I\u2019m rebuilding my Telecaster and assembling a gig-ready rig with expressive wah, adjustable EQ, refreshed controls and pickup switching, plus a reliable direct connection to the PA.", "positive_items": ["B0928KFR97", "B0002DUQ72", "B08C79W6QR", "B07PXVL94W", "B003WUK0XW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1b5b5dae4032bdb6125a826", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for heavier playing and live rehearsals, so I need a consistent heavier-gauge string setup plus a comfortable adjustable strap with a secure locking attachment to keep the instrument safely supported.", "positive_items": ["B014PEZVKU", "B09V91H5XM", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1bc308778156320fff70659", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender-style electric guitar and need better tuning stability, upgraded string guidance, a properly fitted nut, reliable machine heads, and a secure strap for playing.", "positive_items": ["B09BS25NJM", "B07K1S8NGH", "B0B29LK8QD", "B08RXRQFRJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1c5a6a00e08c2d8f3c01a42", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar rig for practicing and small performances, with compression, smooth volume control and gain boosting, tidy pedalboard connections, and supplies to keep the strings clean and the instrument ready to play.", "positive_items": ["B09YDBKT7M", "B07QWB2SS7", "B072M63MXH", "B01DK40R3M", "B074P6C48P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1cc346708c98ccfc7ff8607", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and teaching space and need a protective case for transporting my acoustic guitar, stands for several guitars, convenient pick storage, and an adjustable folding stand for sheet music.", "positive_items": ["B00KND95KK", "B01K1EJQ9U", "B0006NDF6C", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1ceb1bb758ad3b0c30184f2", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal space and need secure places to park several instruments, dependable strap attachment for playing while standing, and a broad selection of pick gauges so different players can find comfortable options.", "positive_items": ["B08JMQR2JK", "B08BJGBHN7", "B0006ZXFWO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1d259da6781ca3f4c430f93", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic singer-songwriter performance and need a reliable setup to amplify my vocals, connect the microphone to the sound system, and keep my guitar properly in tune before and during the set.", "positive_items": ["B0BHSG5C3G", "B0BK6PMJD2", "B0B9T85P39"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1d4028f2da4ee06420a7d6e", "partition": "shared_train", "query": "I'm setting up a reliable guitar rig for rehearsals and small gigs, with a comfortable adjustable strap, secure strap attachment, short low-noise pedal connections, and a way to control my tube amp's volume through its effects loop.", "positive_items": ["B00CIHB8FY", "B07F3TDWSW", "B0BJF97MDV", "B07FFNXF8W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1de57a8ad81f02d6b869e2c", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic-guitar performance and need hands-free vocal mic support, a reliable cable to connect my instrument to the sound system, and a stable stand for lyrics or sheet music.", "positive_items": ["B07BZWB2Q6", "B0047VIXBG", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1df4e87ccdb4be36b958157", "partition": "shared_train", "query": "I\u2019m starting classical guitar and need an affordable beginner instrument, a way to tune it accurately, and a handy tool for changing and maintaining the strings.", "positive_items": ["B01M4QZNO8", "B079JKFR3C", "B01538FCGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1e1f7be1ff0d04dc69a2682", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar after a repair: I need to replace a missing selector switch tip, install a .010 plain string, and accurately measure the action and pickup height during setup.", "positive_items": ["B000P5ZQFY", "B01HUDC930", "B0002GYX5K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1e210bc20b28972c0d2f83f", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic set and need comfortable support for my instrument, a clean way to send laptop backing tracks to the PA without hum, and a way to route one microphone feed into two XLR inputs.", "positive_items": ["B00CRVWFFS", "B085CH9SB8", "B003C1CYVC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1e70863b3f6760935894b0d", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly ukulele setup for practicing and playing songs hands-free, with visual chord guidance, comfortable instrument support, and simple hand-and-foot percussion to keep time during solo performances.", "positive_items": ["B001V9XDUS", "B00RWDSILG", "B01B1IBSIM", "B07T9SZ8W5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1ed306542891dd7ffe33a44", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need compatible hardware for secure neck mounting, reliable five-way pickup selection, and smoother string guidance at the headstock.", "positive_items": ["B0B8Z6192W", "B015WD6FIK", "B0BT2W3TTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c1fb531bc0ab612e6dfe787a", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need to restore its output connection, improve tuning stability with locking hardware, and restring it with durable medium-gauge strings for a clear, comfortable tone.", "positive_items": ["B07J6R5P4K", "B07J5NK9DZ", "B08JKPZ1YT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c20daea309ec8d097673faa5", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for a compact live setup and need responsive sticks, secure cymbal mounting hardware, and a way to isolate the kick drum microphone without placing a boom stand in front.", "positive_items": ["B00400D53A", "B00AVL2P8I", "B002EOUN4S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c21189d619f0f7715d0c8fd0", "partition": "shared_train", "query": "I\u2019m putting together a setup for playing electric bass at home and rehearsing, with a comfortable adjustable shoulder strap, a long flexible low-noise instrument cable, and a four-string bass with warm, punchy tone.", "positive_items": ["B0727ZFXQZ", "B0032UYJ98", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2185e19f9cff72e91a526ac", "partition": "shared_train", "query": "I\u2019m preparing a home recording session across acoustic, electric, and classical guitars, so I need fresh strings suited to each instrument plus a short, reliable cable for connecting the electric guitar to my setup.", "positive_items": ["B0002D0C08", "B0B95V41NR", "B0BPKH4HB2", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c21979a57a276db3005ff629", "partition": "shared_train", "query": "I\u2019m refurbishing an older six-string guitar and need parts for a fresh setup: replace the worn nut and saddle, smooth sharp fret ends, and restring it with .010 plain strings.", "positive_items": ["B01M4HO2S1", "B013ZHK4DM", "B0002GYX5K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c21db4e14cd0c8fbee433356", "partition": "shared_train", "query": "I\u2019m setting up a home practice space for electric guitar and five-string bass, including fresh strings for both instruments, a reliable way to play through an amp, comfortable support while standing, durable picks, and a safe wall-mounted storage solution.", "positive_items": ["B0B8LK7MTH", "B01DE4DPSC", "B08DM9NFLH", "B0002GX7XY", "B0BHG58G2F", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c22619d3a420d4b363c287d4", "partition": "shared_train", "query": "I\u2019m rebuilding a Strat-style electric guitar and want a cohesive hardware and electronics upgrade: a stronger noiseless bridge voice, expanded pickup switching, push-pull control options, fresh control knobs, and reliable six-in-line tuning machines for the headstock.", "positive_items": ["B085S9856S", "B0763L9SRZ", "B07CK5S5JZ", "B08HMVDTWV", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c226ef121cc3f13a3adf1941", "partition": "shared_train", "query": "I\u2019m starting electric guitar and want a complete setup for practicing at home, including a comfortable six-string instrument, reliable replacement strings, durable picks, an easy restringing tool, accurate tuning, and beginner online lessons.", "positive_items": ["B0919HNQWN", "B00JL5I61A", "B08R5GM6YB", "B07ZG7QVLL", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2293bcd0c97e5cacf2d73d3", "partition": "shared_train", "query": "I'm setting up a small live-band recording and rehearsal space and need to reduce wall reflections, route multiple microphones between the stage and mixer over a long distance, make short mic connections, and link balanced quarter-inch gear to an XLR input.", "positive_items": ["B07DXBQ8TM", "B00O5ELFU6", "B07Q6ZM4VT", "B01HCGWS2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c235a86405ac580af3a312bd", "partition": "shared_train", "query": "I\u2019m preparing a solo electric-guitar performance and need comfortable support for standing, precise heavy-gauge picking for lead passages, and a compact way to create expressive drum backing and practice rhythms.", "positive_items": ["B0B96H6DMR", "B09SHCMRW2", "B000EMPR5C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c240732ed8a1bb28f1c52d66", "partition": "shared_train", "query": "I\u2019m putting together a beginner drum setup for practicing at home and need to replace the snare\u2019s wire, add a basic mix of cymbals, and get comfortable, durable sticks for lessons and playing.", "positive_items": ["B0B962GTW6", "B00F912X96", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c241241eee9d309d145cc32b", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly electric bass setup for practicing at home, with a versatile bass, dedicated amplification, a reliable connecting cable, and fun picks.", "positive_items": ["B07DFSF3S5", "B0BT855NFQ", "B0BCXRJCL2", "B07MR8BW92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2447e44fdacdf072b07f9fd", "partition": "shared_train", "query": "I\u2019m setting up a comfortable seated electric-guitar practice station where I can tune precisely, experiment with amp and effects sounds, control them hands-free, and build layered parts with looping and rhythm tools.", "positive_items": ["B07M6B3RDW", "B06XWMLT5W", "B07915V4MT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c248d8b8f6e77b39d1823da4", "partition": "shared_train", "query": "I\u2019m setting up a small home voice-recording station for podcasts and narration, and need a flexible boom-mounted studio microphone arrangement with adjustable pickup patterns and a way to reduce plosives and wind noise for clean, hands-free takes.", "positive_items": ["B0BYXQHW7Y", "B0BL8X66ZY", "B003LZ2IT2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c24d619b69a5a9b7ddf4eee8", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal and performance station for piccolo trumpet and flute or clarinet, with secure instrument support, a protected holder for several mutes, a straight mute, and a chromatic tuner for quick intonation checks.", "positive_items": ["B000T4NW8Y", "B0C3PST754", "B071J91RS8", "B0C3LJ8962", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2504e3d34b20d99a9951de3", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic-guitar practice corner with secure wall storage for several string instruments, a removable pickup with tone and volume control, and a beginner-friendly amp for playing along quietly or with drive.", "positive_items": ["B07797XQ2L", "B07MMJX9T7", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c25c42cc4ac87d0dbbab8150", "partition": "shared_train", "query": "I\u2019m rebuilding and setting up two six-string guitars for a recording project: I need to inspect and dress the frets, protect the fingerboard, rewire a dual-humbucker electric with fresh controls, and restring both guitars for bright acoustic parts and Nashville-style electric textures.", "positive_items": ["B0BPJ4Q6FJ", "B007MY5BDI", "B07PVLJZKK", "B0719TCZLV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c25cab31974618f5038ea6f6", "partition": "shared_train", "query": "I\u2019m recording a live band demo with lead and backing vocals, a semi-hollow electric guitar, and a compact keyboard controller. I need versatile vocal and instrument miking, a dual microphone stand, and protective carry bags for both the guitar and keyboard gear.", "positive_items": ["B001U7ANU4", "B07C91JT14", "B0716DK86D", "B01NAZMWZK", "B00BQOFGRG", "B019JX565C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c25d8f44d6c4c2364b4794e8", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for studio and live use and need ways to tame unwanted overtones, protect the bass head during double-pedal playing, and restore secure, properly positioned hi-hat cymbals.", "positive_items": ["B07W6HPX3G", "B0002GO8NM", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2613a3a998ed95f996ca043", "partition": "shared_train", "query": "I\u2019m rewiring my electric guitar with a new volume control, then I need to test the electronics through an amp and play it comfortably with reliable-grip picks.", "positive_items": ["B01NBU6JKC", "B006KW37ZW", "B07Y94MSG9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c265a088813caa0b47ff3fe0", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for an atmospheric live set and need lush modulation, spacious reverb, and a clean boost to add volume and fullness without muddying my tone.", "positive_items": ["B07149XPJ2", "B008TNAHTY", "B008TNAHX0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c26a257a06c0db8beaa5d4b2", "partition": "shared_train", "query": "I\u2019m putting together an expressive electric-guitar setup for classic rock recording, with flexible overdrive tones, a foot-controlled wah for dynamic lead parts, and varied pick thicknesses to find the right attack.", "positive_items": ["B09NWCD36N", "B000RW4WSM", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c26ec0130f7b7fffb3af3e0d", "partition": "shared_train", "query": "I\u2019m putting together a home acoustic performance with amplified guitar, clear vocal recording, and keyboard accompaniment, so I need a simple way to capture vocals, electrify the guitar, and control sustained keyboard chords.", "positive_items": ["B01C5C6L0I", "B00WU6FDOK", "B019JX565C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c27ed0b18eddc583e7c84d92", "partition": "shared_train", "query": "I\u2019m restoring my Martin acoustic guitar and need parts to rebuild the nut and bridge area, finish the hardware, and restring it with durable strings for a reliable, great-sounding setup.", "positive_items": ["B000P1NNHQ", "B015TBAFYK", "B000LPUV8K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2864af49eccf62b2b8aa07b", "partition": "shared_train", "query": "I\u2019m setting up a compact vocal recording and performance rig, and need clean multi-channel mixing with USB interface connectivity, a warm cardioid condenser vocal mic, and protection from breath and wind noise.", "positive_items": ["B015XIHBP0", "B0006NMUHM", "B00GPL38SE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c29d36cefff79933c5ec1635", "partition": "shared_train", "query": "I\u2019m setting up a home metal-cover performance and need hands-free vocal mic placement, an adjustable portable stand, and a guitar wah effect with the necessary connections and power.", "positive_items": ["B015JTEBN8", "B07F9C8YNQ", "B09PH4DV67"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2a51758ecbbdc2be94e36a8", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar with a fresh set of phosphor bronze strings, and need a stable neck support, an easy way to wind them, and polish to clean up the body and hardware during the restringing project.", "positive_items": ["B0B81MPBTB", "B0B8YWPB3K", "B07GFH8NTB", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2acdde49987dcebdf126b2d", "partition": "shared_train", "query": "I\u2019m refreshing the bass strings on my classical guitar, then want to tune it accurately and practice comfortably with stable foot support.", "positive_items": ["B07T3GZVMD", "B0B8NXV975", "B09DDV6MTS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2b37cb4fb3151c479bf9228", "partition": "shared_train", "query": "I\u2019m preparing to double on tenor and baritone saxophone for ensemble rehearsals and need dependable synthetic reeds for both horns, plus a resonant ligature that securely holds my tenor mouthpiece reed.", "positive_items": ["B001DJVFC4", "B00LUXK62I", "B071L9FKNZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2b3e76e36d13386bb6edf76", "partition": "shared_train", "query": "I\u2019m getting my Telecaster ready for gigs: replace the output jack, tune it accurately, and protect it in a padded travel bag.", "positive_items": ["B0BCXM21Z5", "B0C9NGP88D", "B06XZYD4NJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2c12b494ca874f279854458", "partition": "shared_train", "query": "I\u2019m setting up a home recording session and need fresh strings for both my electric and acoustic guitars, plus a wide foam windscreen for my large microphone to reduce plosives while I track vocals and guitar.", "positive_items": ["B006XYAR0U", "B001ECQOO4", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2cbb9009b8e4526a1189aed", "partition": "shared_train", "query": "I\u2019m building a compact home rig for recording funky guitar and bass demos, with a small guitar tube amp and direct guitar amp-simulation option, while shaping bass tones with dedicated filter and EQ and controlling noisy signals.", "positive_items": ["B0002KZ6LQ", "B006QUGBVK", "B0771SZT32", "B0919HG8S7", "B0919825Z2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2cd81d5e82eecc03b376155", "partition": "shared_train", "query": "I\u2019m preparing for rehearsals and performances switching between alto saxophone and Bb German clarinet, and need responsive mouthpiece setups, comfortable support, moisture control, protected mouthpieces, and stable reed storage for both instruments.", "positive_items": ["B07PZDBGCR", "B00TH3YPDE", "B07N1RPV4J", "B0B4SGJRHR", "B0002I9PH4", "B01E0TCCIO", "B00TH4CNDC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2d55b851328cd4b6ec1c56c", "partition": "shared_train", "query": "I\u2019m putting together a simple one-string electric folk setup for learning slide playing, and need an easy-to-play instrument, a compatible combo amp with warm tone, and a smooth glass slide.", "positive_items": ["B00JKR3N1W", "B095ZXXS1R", "B07GBQ4LGV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2dfec556189c12eb2862aa2", "partition": "shared_train", "query": "I\u2019m putting together a mobile live-sound rig and need long-run stage-to-mixer signal routing, secure ATA-style protection for a 1x12 guitar combo, and a rugged rolling rack with space for mixing gear.", "positive_items": ["B07C948R6J", "B098PJL986", "B00BQ91V48"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c2f42711b22605cd5b49471d", "partition": "shared_train", "query": "I\u2019m putting together a beginner recorder trio and need three durable recorders, including soprano models with fingering charts, along with bags and cleaning rods, for practicing and playing ensemble pieces.", "positive_items": ["B074W3RNPP", "B0002E1ES6", "B0002E1ERW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c305a44aedf008182bda7ae9", "partition": "shared_train", "query": "I\u2019m setting up a home guitar corner where I can safely display one instrument on the wall, keep several others organized together, and connect a guitar to my equipment with enough cable length to move comfortably.", "positive_items": ["B000EEJGRK", "B01DE4DTAG", "B003AYNF3W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c312e6bc3a331aef18e75c76", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and performance station with wall storage and display, quick access to picks while switching techniques, and an adjustable capo for accurate playing across frets.", "positive_items": ["B09W4R3MQ6", "B07RQP7BXN", "B00BESRB8Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3172e79631fdd0ff8d94d99", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for home practice and songwriting, and need replacement strings, an accurate tuner, and a capo for quickly changing keys while keeping chords in tune.", "positive_items": ["B00BESRB8Q", "B0B8NXV975", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c31c77f269c44b181418cf5f", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording space for vocals and music, with a quality microphone, flexible computer connectivity for multiple sources, and accurate near-field playback for mixing and editing.", "positive_items": ["B09RN7GR8F", "B077YXX1M4", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c31e267c0e7c23c4b6cabc4c", "partition": "shared_train", "query": "I\u2019m upgrading an electric guitar and compact pedalboard for performances: improve the tremolo bridge hardware, add durable racing-stripe customization, and create a space-saving signal chain with analog compression and reliable pedal connections.", "positive_items": ["B074GXRXVR", "B01MRA6A7C", "B075PPKM28", "B09PBL98Q4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c324634f2c037f6965fa8847", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and recording corner, and need fresh strings for both my electric and acoustic guitars, a reliable cable for the electric, and a secure stand to hold both instruments between sessions.", "positive_items": ["B09JMYM88H", "B00LMOVQK6", "B00DN06SAK", "B074TJFXB3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c32745e73c70de463b1133ee", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic guitar and need smoother, more stable tuning, a safe way to tighten the endpin jack, and an easy removable strap attachment without damaging the finish.", "positive_items": ["B0B8LMGQVX", "B004SX1BCG", "B078L11275"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c336b4df26ba6ae10cc0dd90", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and need hardware for the output connection and pickguard, plus a simple way to improve sustain and balance during setup.", "positive_items": ["B004WQOFBI", "B0098ULU1G", "B01D2GAKV2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c33ee0ccd9f8429d11efdcbd", "partition": "shared_train", "query": "I\u2019m setting up a comfortable Yamaha keyboard practice station at home and need reliable power, hands-free sustain control, and an adjustable padded seat for longer playing sessions.", "positive_items": ["B07517N1KF", "B07MZYNZ1C", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c345e01184ef2b027a139b24", "partition": "shared_train", "query": "I\u2019m preparing for a small live set where I\u2019ll switch between bass and slide guitar and need comfortable support for a heavy instrument, warm glass-slide tones, and a way to keep standard picks handy and organized.", "positive_items": ["B0BKZ3GCGR", "B0BXT384GR", "B000UJHV4Y", "B0B8LZKBN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c34b8ca43c5371cce9955435", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and recording lush 12-string-style parts on my six-string guitar, with reliable clip-on tuning, comfortable non-slip picks, and an effect that adds doubled highs and octave lows.", "positive_items": ["B00RC09YK8", "B01MRUL8S5", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c352461019f4dceb7f7bed1a", "partition": "shared_train", "query": "I\u2019m starting full-size violin lessons and need a beginner setup with note-position guidance, reliable bow grip, and a portable stand for practicing sheet music at home or rehearsals.", "positive_items": ["B01M72N0A6", "B0B949FD92", "B00E9EC2K4", "B09JWL3BF9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c35541cb1d581174633f6843", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular live playing and need comfortable adjustable support, a dependable way to keep the strap secured, and flexible picks for a warm, controlled tone.", "positive_items": ["B0B8M2Q1DS", "B0179A4ILK", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c35c5f2531528ce34b1a3770", "partition": "shared_train", "query": "I\u2019m starting a ukulele practice project and need a concert-size instrument with a protective padded backpack, a compact chord reference for learning, and gentle felt picks for a softer sound.", "positive_items": ["B07H9C3D1L", "B07DB29J28", "B07FW8DC38", "B0BCF358BW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c35c98af9b7959233d0a7ac7", "partition": "shared_train", "query": "I\u2019m setting up a safe travel-and-practice kit for my Yamaha-style acoustic guitar, with rugged protection, comfortable thumbpicking supplies, and replacement humidity-control materials for dry conditions.", "positive_items": ["B078KTV8L4", "B01LB3T5KA", "B0B85L75DG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c35ca219571784fb61db3e7d", "partition": "shared_train", "query": "I\u2019m putting together my first electric guitar setup for practicing and playing rock at home, and need a solid-body guitar plus heavier-gauge strings, durable picks, and a comfortable strap for rehearsing standing up.", "positive_items": ["B00CIO6BEA", "B074WXM13T", "B0BGQG84Y4", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3608aa7d6acd9b8970ce31b", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar-and-vocal rehearsal rig and need reliable tuning, layered overdrive and high-gain distortion, plus a stable adjustable stand for hands-free microphone placement.", "positive_items": ["B071DH8PW9", "B0711P1YKH", "B07QQLLXBG", "B00SVRLPYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c365033752d57595cfaa6495", "partition": "shared_train", "query": "I\u2019m building a three-string cigar box guitar for bluesy low-open-G slide playing and need the matching strings, reliable tuning hardware, string-through-body fittings, a simple piezo pickup and jack, plus an accurate clip-on tuner to finish and set it up.", "positive_items": ["B007SFR850", "B00883J1JC", "B007353BOM", "B01KLVW6PE", "B095QBH5ZB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c380e859ce69dcaf6aa661a9", "partition": "shared_train", "query": "I\u2019m setting up a five-string bass and percussion rig for a live funk rehearsal, with fresh warm-sounding strings, reliable tuning, a long instrument connection, clean signal matching to the mixer, and a high-pitched rhythmic accent.", "positive_items": ["B0C3H8CF97", "B0BHSG5C3G", "B00RVE9X06", "B000CCSWQA", "B07QGPYXG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c384b03899c5d11b5578cd71", "partition": "shared_train", "query": "I\u2019m wiring a compact home recording studio and need reliable USB MIDI connectivity between my computer and keyboard, plus a long DIN MIDI link and balanced multichannel connections for routing audio between my mixer, patch bay, and multitrack recorder.", "positive_items": ["B01DDFQE62", "B000068OAT", "B01DE4DKRS", "B07MJJ281Z", "B07YMBQLZ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3855c634da05699c0824964", "partition": "shared_train", "query": "I\u2019m putting together a small Thai and Isan traditional music ensemble and need complementary bamboo wind sounds, a plucked string instrument, and compact wooden percussion for learning melodies, drones, and rhythms.", "positive_items": ["B07XHZZ2P1", "B08JYYGJZZ", "B00AZZ1AJK", "B017NJ94PW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c39535d708ef380a8fd3e205", "partition": "shared_train", "query": "I\u2019m creating a playful voice-and-sound-effects video at home and need a computer-connected microphone for clear narration, a fun adjustable-pitch effect, and comfortable headphones for monitoring recordings while I edit.", "positive_items": ["B000EENDEM", "B07JZQBNDG", "B002GHIPYI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c39bd5e6f8279e84a091c0d1", "partition": "shared_train", "query": "I\u2019m rebuilding an electric guitar and need compatible hardware for tremolo pitch control, six-in-line tuning, clean installation of a single-coil pickup, and three-way pickup selection, ideally suited to a Strat, Tele, or similar project.", "positive_items": ["B07BHM7RKB", "B01MDTVF37", "B012CWJR3Y", "B08Z3Q2W21"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c39fa582b478097d49c78d3a", "partition": "shared_train", "query": "I'm setting up a small acoustic duo rehearsal with guitar and percussion, and need hands-free support for drum charts, a comfortable way to play guitar standing, and quick key changes during the songs.", "positive_items": ["B009OZV5RO", "B073R7P773", "B01GJHU638"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3a5b40d2fbb8adea652f57a", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for recording hard rock, with high-strung Nashville tuning, durable picks for aggressive playing, and a replacement 16-ohm speaker for an overdriven amp.", "positive_items": ["B08N636GN1", "B00IPGY11K", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3a956420e4534f3985478ab", "partition": "shared_train", "query": "I\u2019m setting up a home guitar maintenance and practice space: I need to restring six- and seven-string electrics, fit a replacement nut, secure a Strat tremolo arm, connect to an amp, and safely wall-hang my instruments.", "positive_items": ["B0BZJ3ZS8B", "B0BZ1XQX97", "B0BR2G8WYG", "B00Y9AD4HS", "B01BU6B4Q6", "B0BSGM6CQ9", "B07CQ9VV6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3aacbfeabd44663746a1169", "partition": "shared_train", "query": "I\u2019m setting up a compact snare-drum practice station at home and need a realistic rebound surface, a stable adjustable stand, and convenient access to spare sticks while I play.", "positive_items": ["B01D4P2OI8", "B093YM1HWN", "B0BKZ61YJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3ab9ed3a437c3fb9a22673c", "partition": "shared_train", "query": "I\u2019m setting up a guitar-and-bass rehearsal corner and need to check string height, connect instruments to an amplifier, run the amp farther across the room, and expand my existing rack so it can hold more instruments.", "positive_items": ["B0C5PRQ9K6", "B00JJIBUQW", "B088DD5M4V", "B00724YM7E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3b578e718b004934cc06508", "partition": "shared_train", "query": "I\u2019m getting my alto sax ready for rehearsals and need a comfortable playing setup with secure reed support, plus a complete way to clean the mouthpiece and instrument, protect the lacquer finish, and keep small maintenance essentials organized.", "positive_items": ["B0BYJT8YSN", "B0B3VBZBL8", "B017DBD44C", "B07DLC9KYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3b81b2206aed407d1fad398", "partition": "shared_train", "query": "I\u2019m putting together a compact live percussion setup for gigs and need a way to trigger backing tracks and custom samples, keep hand percussion secure and accessible, and mount cymbal accessories reliably on an 8mm stand.", "positive_items": ["B0C54R9HXV", "B082DZSC3Z", "B0002GZUTI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3c1828cbc93f35e78a2cfd8", "partition": "shared_train", "query": "I\u2019m setting up a safe home workstation to restring and tune up my guitar, with cushioned surface protection, stable neck support, and a dry tool for cleaning strings, frets, and hard-to-reach areas without using solutions.", "positive_items": ["B07Z6CFCGT", "B0188WO6OC", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3c4d5dabb9d3c5ee3a6d3ab", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for traveling blues gigs and need a protective padded carry solution with room for accessories and a stand, plus a brass slide for blues playing and reliable hardware to keep the strap securely attached.", "positive_items": ["B07BNT1Q68", "B095XCZXNQ", "B00HTWQYGQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3cb6fa9c5ce0a1e2df05fe3", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly home piano practice station for my child, with a portable 61-key keyboard, stable playing setup, headphones for quiet practice, a sustain control, and removable color-coded learning labels.", "positive_items": ["B00005ML71", "B08N2XGPMM", "B08Q39FFQP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3d35cdd159ea0c7f5bdb4c7", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar for regular gigs and need reliable locking tuners for stable tuning, a finish-safe cleaner to refresh its appearance, and a comfortable adjustable strap for playing standing up.", "positive_items": ["B07WW5PKCP", "B0BKR2ZM9X", "B07FTVKZB3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3ddd3eded148b3f7db05688", "partition": "shared_train", "query": "I\u2019m refurbishing a 12-string acoustic guitar and need a complete setup for reliable tuning, fresh extra-light phosphor bronze strings, and replacement bridge hardware for restringing.", "positive_items": ["B07D444NSP", "B07FNF2X4F", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3dfe843b6be124d29f99ec0", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal and recording rig: refresh my Vox AC30 with matched replacement tubes, add spacious reverb, keep my effects organized on a portable board, and position a microphone securely at different heights.", "positive_items": ["B09BTNM918", "B004LBAGNA", "B0822XLCFX", "B01B23BA98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3e841a4301a012be139a8f9", "partition": "shared_train", "query": "I\u2019m setting up a small live band recording and performance rig and need to route microphones and instruments cleanly to the console, convert guitar, bass, and keyboard signals, and keep short stage connections organized for quick setup.", "positive_items": ["B009AARY2I", "B0BH49Q6ZS", "B098PJTYT9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3ec729f027ad9ba0a6b1e08", "partition": "shared_train", "query": "I\u2019m setting up a portable rehearsal recording rig for a small band, with a stable boom-mounted vocal mic, long XLR runs, enough inputs for several performers, and a clip-on tuner for keeping string instruments in tune.", "positive_items": ["B0BHSG5C3G", "B0002ORPLG", "B07CYRYQ8G", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3f06da86678fd1213b010df", "partition": "shared_train", "query": "I\u2019m building a small home vocal-recording setup and need a USB interface for two XLR microphones, cables for connecting them, a stable adjustable stand for an acoustic shield and pop filter, plus a USB license key for my audio software.", "positive_items": ["B06X6GR3BJ", "B07N1LX1QC", "B06X9KG3HW", "B01E6T56EA", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3f1ddac440b75054e6210ec", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar and need parts and tools to replace worn control knobs, rebuild the tremolo mounting hardware, and accurately widen or reshape the nut slots for light-gauge strings.", "positive_items": ["B086DGS9S8", "B07V3MH5DB", "B06XB1NS2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c3f61a3ef7e338b280333f34", "partition": "shared_train", "query": "I\u2019m restoring and customizing a Telecaster-style electric guitar, replacing worn tuning and string-guiding hardware, upgrading the bridge and strap mounting points, fitting new control knobs, and adding removable decorative inlays for a vintage-inspired finish.", "positive_items": ["B08DNC25KT", "B005SGBHU8", "B08B6BSPHR", "B0B816HZL5", "B0B9T61HDX", "B07NC65P91", "B0B81D71K8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c402b40358ce5069bb4bdcaa", "partition": "shared_train", "query": "I\u2019m preparing for quiet violin practice and small bluegrass performances, so I need a way to reduce the instrument\u2019s volume without changing pitch, tune it accurately, and keep it safely within reach on my microphone or music stand.", "positive_items": ["B000EENO2S", "B07P3XMHBD", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4066ba7b36074fb66d4fbe3", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and playing my six-string acoustic guitar, with quick key changes, reliable tuning, a safe place to rest it, and picks kept within easy reach.", "positive_items": ["B08BW2TBD7", "B01K1EJQ9U", "B00CPLODUU", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4066e363b146a1df9ba666d", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster and setting up a small home recording session: I need replacement tremolo and string-guiding hardware, reliable picking control, a compatible amp foot control, a studio microphone on a low boom stand, and gentle instrument cleaning.", "positive_items": ["B0B92LPGD2", "B001L8NGJ2", "B0C6J149WZ", "B09RTZ26KV", "B0BK5CXZBT", "B0BVHFTP4P", "B07YJZGP5X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c40b517006b24febc2c4e8c9", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar and compact live band setup for a gig: I need to clean and restring the guitar, protect it during transport, keep instruments securely staged, and connect the guitar, microphone, mixer, and speakers with suitable cables.", "positive_items": ["B0146YTJOI", "B0154NRMCG", "B0BPJ4Q6FJ", "B00VSYN25M", "B097Q9W8MW", "B08DBDD6CM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c40ce123dfbcf445c063ded6", "partition": "shared_train", "query": "I\u2019m setting up a home-studio drum recording session and need to refresh the bass drum, capture its full low-end punch, and record detailed stereo overheads for cymbals and the kit.", "positive_items": ["B0753PSL2D", "B07C484BHP", "B0BVHFTP4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c415e875c8649f6715fdc9bc", "partition": "shared_train", "query": "I\u2019m getting my guitar and five-string banjo ready for a small acoustic string-band performance and need fresh strings for both instruments plus an adjustable boom stand to place a microphone.", "positive_items": ["B0BPKH7FJ2", "B019NY2PKG", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c41834c8ba8c6d1bdfd5c75e", "partition": "shared_train", "query": "I\u2019m putting together a compact acid-house jam setup and need an analog drum rhythm source, a sequenced bass synth, MIDI connectivity between devices, and short audio patch leads for routing everything together.", "positive_items": ["B01M7R8BON", "B01DK43HMK", "B08HSFNRRF", "B09NW2TN2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c41b10a78d095afa1b0d6a2f", "partition": "shared_train", "query": "I\u2019m setting up a small classical guitar performance and need a comfortable adjustable strap, a capo suited to a flat nylon-string fretboard, and sturdy non-marking feet to protect the accompanying speaker cabinet and floor.", "positive_items": ["B07FYPBL6K", "B07CL6Y82R", "B00346LJ2A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c41ce95373cb2de59a07a704", "partition": "shared_train", "query": "I\u2019m preparing a home recording session for an acoustic-rock project and need fresh strings across my nylon, steel-string, and electric guitars, a deeper, punchier kick sound, and a simple computer microphone for vocals and instruments.", "positive_items": ["B0007YLXJQ", "B0C6H9T5T6", "B0BPKH4HB2", "B07B4WXVTZ", "B0002D0CAI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c41e7792c65da06cc70dcc01", "partition": "shared_train", "query": "I'm getting my Bb clarinet ready for marching band season and need supplies to keep the joints smooth, remove moisture after playing, replace worn reeds, and keep sheet music secure and readable during outdoor performances.", "positive_items": ["B01DALGSVA", "B00FQ10MWY", "B0BT2QH7VM", "B09D23M922"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4435ef1b1135b7178a25fe5", "partition": "shared_train", "query": "I\u2019m setting up an electronic drum practice station for my young child and need a secure, easy-to-adjust hi-hat setup, isolated headphones for quiet monitoring, and lightweight sticks sized for small hands.", "positive_items": ["B013PSAWW4", "B0B9RVB7WV", "B0745KXRSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c44dd2b23740626415f25cc9", "partition": "shared_train", "query": "I\u2019m putting together a portable setup to record my child playing alto recorder in classroom and ensemble settings, with clear stereo audio, microphone inputs, wind protection, remote control, and flexible battery or USB power.", "positive_items": ["B001LG2L9A", "B00KW865KE", "B01MROS266"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c44df55223499ef5c5cb985f", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording session and need comfortable support while playing, safe storage between takes, and portable tone shaping with the connections and power to run everything.", "positive_items": ["B085DJWCFP", "B07HR122RT", "B07BF558W5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c463a0a2fdefbd94b5c37982", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and recording corner with hands-free microphone positioning, simple looping for layered parts, and secure wall storage for my instrument.", "positive_items": ["B015X3CXXA", "B0002ORP8O", "B07CQ9VV6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4679395486b1fe99dc09a7f", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for a cleaner, higher-output neck sound, refining its tone controls, and adding convenient on-instrument pick storage for rehearsals and gigs.", "positive_items": ["B01GFCY624", "B01K1EJQ9U", "B0719KM5Y8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c46a8c69cfbbb30eba65fa23", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar pedalboard for rehearsals and need reliable short connections, a longer instrument lead, and plenty of durable picks for playing.", "positive_items": ["B00WU8QG26", "B0BG95DG2H", "B00VTCBQS8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c47645dfa2d5cff18d2ddc65", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and display area, with fresh long-lasting acoustic strings, smooth warm flatwounds for my six-string electric, a seven-string electric set, and a secure wall hanger for storage.", "positive_items": ["B0BSBX4L4C", "B07GFH8NTB", "B005ZV5K0O", "B07V46KRD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4820acf3b73411ae1d5aa83", "partition": "shared_train", "query": "I\u2019m building a live Hammond XK-3C rig and need a mounted Leslie speed control, a reliable keyboard-to-stage connection, and clean two-channel signal splitting into the mixer.", "positive_items": ["B000CCSWQA", "B002EPJD1Q", "B00L9R9V3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c495eb773fae3ca344e09c74", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for blues and slide playing, and need a warm vintage-voiced string set, a smooth glass slide, and a dependable long cable for connecting to my amp.", "positive_items": ["B0006V6SB8", "B00RVE9X06", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c49b774455a18380b9a990a1", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording station for singing and spoken demos, and need a durable handheld microphone with protection from breath, popping sounds, wind, and moisture during repeated takes.", "positive_items": ["B091MZPYBQ", "B07PSWC1XY", "B08NVVLB16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c49d592a257e8582bc91f2fe", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard and need reliable connections from my guitar, short links between closely spaced effects, and one power solution for several pedals.", "positive_items": ["B0B95V41NR", "B07PM289SV", "B07JCW1KGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4a5f6f44c0638c3e7893a9b", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly home practice station for guitar and piano, with support for sheet music, safe upright guitar storage, labeled keyboard notes, steady rhythm practice, and a practical way to handle guitar restringing.", "positive_items": ["B08DKW3XPG", "B08Q39FFQP", "B000M74WXM", "B08R5GM6YB", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4aae7c112e035690dd177df", "partition": "shared_train", "query": "I\u2019m refurbishing a Tele-style electric guitar and need a compatible control upgrade for volume and tone, fresh hardware for selecting pickups and connecting the cable, matching control knobs, and reliable tuning machines for the headstock.", "positive_items": ["B08RXRQFRJ", "B06XZYD4NJ", "B00KPFGNB0", "B0BXT41XC6", "B0B8Z2T4PS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4ac089897367b39edb6d0ec", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string electric guitar by upgrading its 3-per-side tuning machines and installing bright Nashville-style strings, with a safe padded setup for the repair and a secure stand for storage afterward.", "positive_items": ["B0007ORM0K", "B08BW2TBD7", "B0BPJ4Q6FJ", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4c3c577851f8d36b8b02202", "partition": "shared_train", "query": "I\u2019m setting up a low-volume home rehearsal space for acoustic guitar, vocals, and drums, so I need quiet practice solutions for the full kit plus portable amplification for guitar and microphone.", "positive_items": ["B07V4GG652", "B0BT8GVK6M", "B09T8HDBYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4cb62120dc86a27645227af", "partition": "shared_train", "query": "I\u2019m upgrading my Strat for more reliable tuning, a hotter drop-in electronics setup, and a substantial pick that supports fast, loud lead playing.", "positive_items": ["B07Y2Q3RJ4", "B0BKR2ZM9X", "B07S61KXPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4cff0a50f835398b372eed6", "partition": "shared_train", "query": "I\u2019m preparing for marching snare rehearsals at home and need a portable, quieter way to build control, with durable sticks and white wrapping that makes my stick visuals stand out during practice and performance.", "positive_items": ["B0002LDFLI", "B0BKZ3JPNH", "B07NKSD9ZM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4cff610a0f868cf85d497e5", "partition": "shared_train", "query": "I\u2019m preparing for acoustic guitar practice and small performances, so I need longer-lasting replacement strings, comfortable picks for playing, and a stable way to keep two guitars safely ready.", "positive_items": ["B09JMYM88H", "B09BF8XDF4", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4db0e0ece637be36515de11", "partition": "shared_train", "query": "I\u2019m getting my tenor ukulele ready for regular playing and travel, with protection, gentle finish care, and comfortable picks for softer, controlled strumming.", "positive_items": ["B071HKPCX4", "B07WW5PKCP", "B0951C4RGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4dc7b80656d6711301cd184", "partition": "shared_train", "query": "I\u2019m putting together a small vocal recording and rehearsal setup and need vibration isolation for a large-diaphragm condenser, a reliable XLR connection, stand-thread compatibility, and a wind and spit screen for a handheld vocal mic.", "positive_items": ["B00AJHE54G", "B091MZPYBQ", "B00C86FA0E", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4dcfbd4770fa47693c3bcc0", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic guitar ready for regular practice and small performances, and need a stable, finish-safe place to keep it, quick key changes, and an all-in-one tool for restringing.", "positive_items": ["B08R5GM6YB", "B00CPLODUU", "B001KF1F12"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4eefd29ac1a81d2900a405f", "partition": "shared_train", "query": "I\u2019m setting up a small home recording rig around my Native Instruments keyboard controller and need reliable power, balanced connections for an outboard stereo signal enhancer, and short patch leads to keep the audio routing tidy.", "positive_items": ["B01BBN3XK8", "B08Z5XSKP8", "B0002CZU56", "B00M6SI0X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c4fc890fc5c53beb7cc26964", "partition": "shared_train", "query": "I\u2019m setting up an electric-guitar practice rig with several effects needing different voltages, a way to feed backing tracks from my phone into the mono signal chain, and a supply of thin, flexible nylon picks.", "positive_items": ["B075XS4646", "B000BBIR8K", "B01DK1RHK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c503ff2628d5ee78a56dfdf9", "partition": "shared_train", "query": "I\u2019m preparing two electric guitars for playing and organization, with fresh strings, easy capo changes, stable shared storage, and hard-case protection for taking one guitar out.", "positive_items": ["B00BESRB8Q", "B09JMYM88H", "B095XZJ99J", "B097Q9W8MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c50b5878713ee8f12343368a", "partition": "shared_train", "query": "I'm setting up a small home rehearsal and display area for my guitars and mandolin. I need hands-free support while playing, protected wall storage for several instruments, compact pedalboard connections, and a foldable stand for sessions.", "positive_items": ["B07RV55CLV", "B08BW2TBD7", "B08DM9NFLH", "B0B68J1QZF", "B0B8LYBTXZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5287c9c02a2bc21582ed01a", "partition": "shared_train", "query": "I\u2019m restoring a Tele-style electric guitar and want a hotter, fuller pickup sound, refreshed 250K control electronics, replacement chrome controls, and vintage-look strap mounting hardware.", "positive_items": ["B0BXSYL7S4", "B074QRRR18", "B07NC65P91", "B0002KZEAO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c53775d6d6453822a7b38a55", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for outdoor live performances and rehearsals: I need to mic an instrument clearly, minimize wind and handling noise, and send the sound through an easy-to-carry PA system.", "positive_items": ["B08CMHD5HG", "B07B8WK5DY", "B0CB98SMQR", "B07NDGTFJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c53e715bceb2e9ababcb2024", "partition": "shared_train", "query": "I\u2019m putting together a compact home guitar practice and recording setup: I want to keep my fingers conditioned away from the instrument, route stereo laptop backing tracks into my audio gear, and transfer or record analog practice audio through USB.", "positive_items": ["B0B8FSCM9L", "B0023BYDHK", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c54558c4398d5fcc20ef393d", "partition": "shared_train", "query": "I\u2019m outfitting a lively beginner-friendly world-percussion workshop with varied striking, shaking, scraping, and clicking textures, bright metallic accents, a cue whistle, and a compact wearable washboard so participants can play together.", "positive_items": ["B002SW37F8", "B07SVCC874", "B0012HKP6O", "B00ICVNPGK", "B003IR2YXS", "B0002F4NB0", "B00066U2S8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c55dcab0de17e45b2a5b4d31", "partition": "shared_train", "query": "I\u2019m putting together a portable live-event PA rig and need reliable wireless microphone power, short XLR connections, a long multi-channel stage snake, hardware for mounting rack equipment, and protective coverage for the subwoofer during transport and storage.", "positive_items": ["B088YL1CQG", "B07XWS5X8G", "B0BQ4HSKC9", "B0BLM1NFR4", "B098PJL986"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c566812eaece64642c3242f9", "partition": "shared_train", "query": "I\u2019m setting up a small DJ and event announcement system and need to shape the stereo sound, reduce feedback, make clear talk-back announcements, and monitor mixes privately during performances.", "positive_items": ["B0075DS728", "B09NN6GQQ7", "B0002E513U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c56711668349a235fbaa10e9", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for a small gig and need to safely restring it, tidy up the tuning hardware, and have personalized picks ready for playing.", "positive_items": ["B08H2K1JXD", "B075MK5BBY", "B08X652XL4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5687a6f8f89d045d4984a36", "partition": "shared_train", "query": "I\u2019m building a compact outdoor film-dialogue recording rig for my Zoom recorder and need focused shotgun audio, reliable wind protection, and isolation from handling noise.", "positive_items": ["B00GXMTZE6", "B07G5XWQ6B", "B07FSXBYRW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c56a30d047b27c9fa4fcec3a", "partition": "shared_train", "query": "I\u2019m recording outdoor dialogue for a short film and need a boom setup that lets me position a shotgun microphone, reduce wind noise, and adapt its mini stereo connection to a mono input.", "positive_items": ["B000OE2G54", "B0197WTMMS", "B01DK1RHK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c572de36cc5f7971400373ef", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar and small live performance, so I need durable strings, a comfortable adjustable strap, and a single cable setup for connecting several microphones to the sound system.", "positive_items": ["B015TBAFYK", "B000EELBQ4", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c578f0f8eb8b9fcb66f7501b", "partition": "shared_train", "query": "I\u2019m preparing to record my French horn rehearsal in a small venue, with secure instrument support and suitable valve maintenance supplies so the performance sounds clean and runs smoothly.", "positive_items": ["B07BPVS4L2", "B000EEHBNQ", "B000VBH2IG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c58b3c9cca7f12909f76e27d", "partition": "shared_train", "query": "I\u2019m rebuilding a compact drum kit for recording and need durable replacement heads for different drums, controlled bass-drum attack and sustain, a front-head microphone port, studio-style muffling, and a lightweight hi-hat stand.", "positive_items": ["B0BK6S8QDW", "B0002F77S6", "B00B5LEO9Q", "B07C47QDL9", "B076BYBXP4", "B0753PSL2D", "B082WVC3RT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5907a7122bb55e6ecbfbe00", "partition": "shared_train", "query": "I\u2019m producing a filmed small-stage music performance and need to tune the string instruments, capture clear directional audio for the video, and program coordinated stage lighting with fades and repeatable sequences.", "positive_items": ["B014EYZ16A", "B09ZT1NMR1", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5aee370c48a47e61cc7eee0", "partition": "shared_train", "query": "I\u2019m preparing for a live rock performance and need a versatile five-string bass, a double-neck electric guitar for switching parts, and padded protection to transport both instruments safely.", "positive_items": ["B00JD3RWBU", "B0845WZDML", "B00B5LEWAW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5b77f5fe8b17283592be20c", "partition": "shared_train", "query": "I\u2019m putting together a comfortable setup for practicing and playing acoustic guitar at home and small gigs, with reliable tuning, supportive adjustable playing posture, and a durable adjustable shoulder strap.", "positive_items": ["B07T3GZVMD", "B00IFOTSJW", "B0B8LQFN3C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5de4db2a998ea424019f807", "partition": "shared_train", "query": "I\u2019m refreshing my student percussion setup for band and orchestra practice, with comfortable seating, versatile sticks and mallets, a responsive snare-side head, and safe polish for brilliant-finish cymbals.", "positive_items": ["B07DK5MHS9", "B09HL6MZ45", "B0002F51BG", "B003HR375S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5e2df023a4f19b1dd296427", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small live rock performance, with a signature electric guitar, amplified vocals and instruments, and adjustable stands for positioning microphones on stage.", "positive_items": ["B00IQCRJ9Y", "B081RLGV6F", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5e3c56b5d4fb9e3bace1272", "partition": "shared_train", "query": "I\u2019m building a versatile bass effects setup for recording and rehearsals, with compression for smoother dynamics and longer sustain, plus switchable warm overdrive and heavier fuzz/distortion tones.", "positive_items": ["B015W69SM2", "B01MTJWMK2", "B09KRRZ75P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5eb5e738efd5cd3027e9482", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for regular gigs and need durable padded cases that protect the bass drum, floor tom, and snare during transport, with fleece lining and shock-resistant construction.", "positive_items": ["B08QX3S8K1", "B08R3326Z5", "B08R325SS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c5fbd99cf42b4b0a0bd0c228", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar rig for aggressive hard-rock tones and live volume: I need a high-output pickup set, an 8-ohm replacement speaker for my amp, and a graphic EQ to shape the sound and help it cut through the mix.", "positive_items": ["B08N5Y75CZ", "B07CNHZ8KW", "B0BNVFLP64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6045ebbdd590a0920abcd95", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for heavy rock recording and need snare heads, a 22-inch bass resonant head, and adjustable bass damping for a punchy, controlled sound.", "positive_items": ["B0BK6S8QDW", "B09HD48CZN", "B07F349RSZ", "B0B2TND26L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c611e4a187d062c358e13e77", "partition": "shared_train", "query": "I\u2019m putting together a versatile percussion setup for recording rhythmic tracks, with expressive cymbal accents, a bass-drum pedal upgrade for fast, controlled attack, and portable hand drums for added Latin-style textures.", "positive_items": ["B01BPRXG1G", "B072J9RVJ1", "B01N3TCAVE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6180e38a558cf3a27ecac9a", "partition": "shared_train", "query": "I\u2019m refreshing my American Standard Stratocaster with fresh electric guitar strings and a replacement tremolo arm, including the small tension part needed to keep the arm positioned securely.", "positive_items": ["B00GYTTSC2", "B0B8Z3YY7N", "B0BR2G8WYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c62909ca71a1593c422f4c1e", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic guitar setup for travel and beginner lessons, with an easy quick-release strap, secure on-guitar storage for standard picks, and thumb picks for flexible playing.", "positive_items": ["B000TGJZ1K", "B07XP6MHQT", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c629c02bc9473ee59d0bf44b", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for casual playing and singalongs, and need reliable replacement strings, a comfortable way to carry it, and a simple capo for changing keys quickly.", "positive_items": ["B000EENACC", "B00H4PEMM6", "B015T84WO2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c62cbb166352a6cf15aa347c", "partition": "shared_train", "query": "I\u2019m restoring my drum kit and need responsive snare articulation plus warm, resonant replacement heads for the 12-, 13-, and 16-inch toms and 18-inch bass drum.", "positive_items": ["B0722V7554", "B0753PSL2D", "B0B962GTW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c632914f401fe66d8a8664f7", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need a compatible electronics refresh for vintage single-coil sound, inline tuning hardware, and US-sized wiring components that fit the instrument.", "positive_items": ["B09NXQ86L1", "B08RXRQFRJ", "B00COOFHA8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6524d3de8f237c45e6aad40", "partition": "shared_train", "query": "I\u2019m setting up a home recording station for vocals and instruments and want a sturdy rolling rack to organize the equipment, with clean surge-protected power and reliable USB computer audio connections.", "positive_items": ["B00X8MTF8A", "B07CQQXQ4T", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c65cdccc840de6bf5f780261", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small gigs, and need bright, clear replacement strings, a secure pick that won\u2019t slip, and an adjustable strap for comfortable hands-free playing.", "positive_items": ["B0BFKPM8MQ", "B00P6ZOPP0", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c65e1ef102baef7980979ce4", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need materials to replace worn frets, upgrade the control knobs, test the finished setup with reliable picks, and protect the instrument while carrying it to rehearsals.", "positive_items": ["B00AJJIBIU", "B003BFZMN6", "B00JL5I61A", "B004BIUCN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6617b1884436fc6b60a102b", "partition": "shared_train", "query": "I\u2019m starting a baritone ukulele practice setup for evening lessons and need the instrument, an easy way to add chord fingerings to my notes, and focused clip-on lighting for the music.", "positive_items": ["B00JREWSHI", "B001LU1TMQ", "B08VHZ4FFW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c676ea47cccb30909d3ffb29", "partition": "shared_train", "query": "I\u2019m restoring my Fender-style electric guitar and need a replacement hardtail bridge, an easy clip-on tuner for setup, and comfortable picks for testing and playing it.", "positive_items": ["B0BHSG5C3G", "B001OI4SYQ", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c67aa8191924f49e21f40d54", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for rehearsal: I need to refresh the bass drum\u2019s playing surface, tune the tension rods, and practice comfortably with sticks that stay secure.", "positive_items": ["B08P4W7NFP", "B0753PSL2D", "B000WIRFD0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c67f9c46f532b634f1babf87", "partition": "shared_train", "query": "I\u2019m setting up a six-string electric guitar for a Nashville-tuned recording session and need bright strings, vintage-style control replacements, reliable tuning, secure strap attachment, and a versatile microphone for capturing the amplified sound.", "positive_items": ["B00646MZHK", "B0BPJ4Q6FJ", "B06ZZ375CD", "B0CB98SMQR", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c682adc3c2585694aaa939b7", "partition": "shared_train", "query": "I\u2019m putting together a portable bass performance setup and need to protect and carry my electric bass, route its signal cleanly to a PA while reducing hum, and secure compact gear in a rack.", "positive_items": ["B00N5TH2H2", "B00356J8KE", "B0002DV0G8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c68833fc4d7886995eecaaa1", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and need a light-gauge setup, a variety of comfortable picks for practice, and a cleaner that restores and protects the finish.", "positive_items": ["B077RV29RD", "B07WW5PKCP", "B07B16JL73"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c68ca16b6be7a11a69c859ec", "partition": "shared_train", "query": "I\u2019m preparing a layered studio recording and need fresh strings for a bright acoustic part, a warm vintage-style electric track, and a high-strung electric setup to double parts with a 12-string-like shimmer.", "positive_items": ["B007MY5BDI", "B09G5KLKX2", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c69ece49072355da75d01be9", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record vocals over keyboard parts, with a sensitive studio microphone, clean analog signal connection, and reliable MIDI communication between my controller and recording setup.", "positive_items": ["B0C3BSXX6N", "B008AWPI1Q", "B06WRTZ9P1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6a023a9dc0b7c31813b325c", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ and vocal performance setup for small gigs, with an adjustable elevated workstation for my laptop, a boom-mounted microphone, and a stable platform for a monitor or compact mixer.", "positive_items": ["B09MMT45P1", "B0C3H6B36N", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6a61f3e061012a23723462d", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and recording station where I can read several pages of sheet music, connect my instrument neatly, and record into my computer through a USB interface.", "positive_items": ["B0BK6MQF3Z", "B0B95V41NR", "B07JJ6R5GJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6aa06c117b13fc9492e2fe4", "partition": "shared_train", "query": "I\u2019m setting up a small live singer-songwriter performance with guitar-controlled vocal harmonies, keyboard and microphone inputs, compact amplification, and simple mixing for a rehearsal or intimate venue.", "positive_items": ["B000MJ9EBA", "B093YJBL2C", "B00HMQ1SHO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6b21988042a5d82bd5232dd", "partition": "shared_train", "query": "I\u2019m putting together a compact home setup to record a blues performance, with reliable miking for amps and percussion, a D harmonica part, software-controlled keyboard sounds, a pedal for the kick drum, and clear USB vocal recording for demos and livestreams.", "positive_items": ["B0CB98SMQR", "B0BLJWTB36", "B00A2H01IW", "B0C6H9T5T6", "B0061XXSVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6c2b7b5d1f5ce96b0c57422", "partition": "shared_train", "query": "I\u2019m putting together a simple electric guitar practice setup for home, with reliable sound through an amp, a long cable for comfortable playing, picks for strumming, and a gentle cloth to keep my instrument clean.", "positive_items": ["B0BT862N4P", "B0BCXRG3QQ", "B019P2ZQR0", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6d63f853df854e2bbe2bab1", "partition": "shared_train", "query": "I\u2019m setting up to learn electric guitar at home and need a complete beginner setup with a full-size instrument, comfortable shoulder support, and an adjustable stand that keeps music readable during practice.", "positive_items": ["B009WAEJ6U", "B09VVS2RYK", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6db3b111180fa249e58c497", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster for heavier industrial-metal tones: I need to rewire the controls for four-way pickup options, fit matching replacement knobs, and create a compact effects setup for testing and performing the new sounds.", "positive_items": ["B07KCPLG1D", "B086QP7WM2", "B013MNGC9Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6df1f77b27dc9594b4e1c30", "partition": "shared_train", "query": "I\u2019m restoring a classical guitar for comfortable performances and home recording, and need reliable replacement tuning hardware, a protective armrest that fits the body, and a versatile microphone for recording through my computer or connecting to a live sound system.", "positive_items": ["B00EB11YM2", "B0002GLHMM", "B0C5B3YC2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6e068e973d5f1af6817556f", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar for faster, lighter playing by upgrading its pickup and control assembly, installing secure output-jack hardware, and fitting a new set of responsive strings.", "positive_items": ["B0B2ZN46VK", "B00I03OGKY", "B0BXT1FZ6L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6e2827c37bb08b8f4643708", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording studio for composing and mixing, with a portable keyboard for virtual instruments, secure adjustable placement for my monitor speakers, and a long balanced connection to my audio equipment.", "positive_items": ["B0B3NJ1TDB", "B00VTCSP9G", "B08FDBCYHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6e42708b8e4b07cacf485f9", "partition": "shared_train", "query": "I\u2019m setting up a small live rock rehearsal recording: I need to refresh a 14-inch snare, mount its microphones securely, capture several channels, and connect a tuned, compressed bass rig with quiet pedal links and effects-loop volume control.", "positive_items": ["B07NBZ687T", "B00CIHB8FY", "B0BL2W52CK", "B089Y8B7HX", "B07CYRYQ8G", "B075MPFFRV", "B085RQGYYQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6e4aeb581534539ebe64caf", "partition": "shared_train", "query": "I\u2019m restoring a Fender-style P bass and want compatible tuning hardware, a high-output low-noise pickup, refreshed volume and tone circuitry, and durable picks for setup and testing, while safely organizing several guitars in my home.", "positive_items": ["B00GDAZ5ME", "B00KPFGNB0", "B005SUVW3G", "B0C2X15CPH", "B09R3KNKKG", "B00NCSWRUI", "B06X9FCYJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6e72ad05d840153b1843752", "partition": "shared_train", "query": "I\u2019m building a compact electric guitar setup for practicing layered riffs and recording demos, with a reliable instrument connection, an easy looper, and independent analog volume control for active speakers.", "positive_items": ["B088DD5M4V", "B015X3CXXA", "B001PGMNRG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6fb3362fedcd690d92bb0c8", "partition": "shared_train", "query": "I\u2019m building a compact setup to write and practice songs with my nylon-string guitar, refresh its strings, cover acoustic and electric tones through one versatile amp, and add programmable drum-machine backing.", "positive_items": ["B0BPKH4HB2", "B08XMGNB3W", "B01822J05S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c6fb48edf1f1dc3f4aaa39d0", "partition": "shared_train", "query": "I\u2019m rebuilding a Tele-style Thinline electric guitar and need a replacement neck, a neck-position mini humbucker, upgraded control components, a compatible pickguard, fresh strings, and assorted picks for setup and tone testing.", "positive_items": ["B085Q9H94F", "B0002E1F94", "B08NXT6HGS", "B079T26PWL", "B004HNZZCY", "B079T7FS2L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c71dbfc9433818e2f15b138c", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal PA and need a stable adjustable mic setup for a Shure wireless handheld transmitter, plus heavy-duty Speakon-to-1/4 cables to connect the speakers and amplifier.", "positive_items": ["B07CNTRNWQ", "B07MC4XF9G", "B07KDSZ2TJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7225f6e3be86cce96d50003", "partition": "shared_train", "query": "I\u2019m setting up a small home music practice session with my Yamaha keyboard and guitar, and need reliable keyboard power, quick tuning, and a selection of picks for trying different playing styles.", "positive_items": ["B08BSFDY99", "B0094AHWPS", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c73c9005548805a72ef8b020", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular practice and small performances, and need an easy way to tune it, experiment with different pick feels, and connect reliably to an amplifier.", "positive_items": ["B01DE4DTAG", "B08BJGBHN7", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c73eb93b8a5f93ccdd1ebbea", "partition": "shared_train", "query": "I\u2019m restoring and setting up my electric guitar for live gigs: I need to restring and clean it, get reliable tuning, and build a compact pedalboard with compression, volume/expression control, and patch connections.", "positive_items": ["B000EEL50Q", "B01EILA088", "B00D8HW0HI", "B015XDJB9E", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7412b6094bd4a4949e3e762", "partition": "shared_train", "query": "I\u2019m getting my acoustic-electric guitar ready for casual performances and need a secure hands-free playing setup, quick accurate tuning, and an easy way to change keys without stressing the strings.", "positive_items": ["B0C3JJ2WLM", "B09198262S", "B0B8M5FJ9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c744c359d0f563b0c33b42fd", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar-and-vocal setup for small live gigs, with a secure microphone mount, an analog delay effect for mellow repeats, and an isolated multi-output power source to keep my pedalboard running reliably.", "positive_items": ["B002FWET44", "B00FGLJPXQ", "B0097WDJZA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c74636da3861f991e9a8a98a", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-recording station, and need a USB interface with monitoring speakers, reliable XLR connections for microphones, and a pop filter to reduce plosive sounds during clear vocal recordings.", "positive_items": ["B09SH9C3S1", "B06X9KG3HW", "B01MXJOBQS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c74de681f2c46559f9d09df0", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for heavy rock: I need a durable, focused snare sound, a dark throaty snare-side response, and a way to add a clean 5-inch port to the bass drum\u2019s front head.", "positive_items": ["B0B2TND26L", "B09HD48CZN", "B07C47QDL9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c75989872bed65b669474abf", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar setup for regular playing and gigs, and need fresh versatile strings, complete finish and fingerboard care, plus hands-free control of vibrato and reverb while performing.", "positive_items": ["B003IENXZ4", "B0C6HYY3M7", "B0C3LHXZ5F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c76bdbe9a34e16ed672e36a5", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for vocals and guitar, and need a USB interface with two inputs plus powered studio monitors and the right balanced connection for accurate playback.", "positive_items": ["B0BLM2WS66", "B06ZZCR6P4", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c772c497a42fb714b4f088a7", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar-and-vocal performance and need reliable long mic connections, a compact stage snake to route several inputs to the mixer, short instrument-to-audio adapters, and a comfortable strap for playing guitar onstage.", "positive_items": ["B07TJQ6XD8", "B00IKVD02G", "B00OANYRFW", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c78285e3905d01e97e831887", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording and rehearsal station: I need fresh strings for both electric and acoustic guitars, a replacement tremolo arm, comfortable hands-free playing support, a microphone setup, and secure storage for my instruments.", "positive_items": ["B07F3LFSF2", "B0BJB9NN5C", "B0BSGM6CQ9", "B07BZWB2Q6", "B09G5KLKX2", "B01AAX6KGY", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c787b2e1ac51fe2ab257db3a", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session with guitar, microphones, and an older Casio keyboard. I need reliable two-channel recording, a way to keep the guitar strap secure, and the correct protected power supply for the keyboard.", "positive_items": ["B01AH7JP06", "B0179A4ILK", "B01E6T56EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c78986d8f6b6a88987c9a6b5", "partition": "shared_train", "query": "I\u2019m setting up a home recording chain for vocals and acoustic instruments, with clean microphone gain, smooth control over dynamics, and added clarity, depth, and punch during tracking or mixing.", "positive_items": ["B076DNQXGJ", "B076DGQ45Z", "B000VTFQCM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c79291b228a0a7d64cc76f30", "partition": "shared_train", "query": "I\u2019m putting together a compact live singer-songwriter setup where I can play piano, sing through a reliable stage microphone, and add polished vocal effects with keyboard integration.", "positive_items": ["B01N986LM8", "B08NVVLB16", "B01B22ZK54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c79393ebc3ba0c011dd82936", "partition": "shared_train", "query": "I\u2019m putting together a small live guitar setup for rehearsals and local performances, so I need reliable connections from my instrument to the amplifier and from the PA to speakers, plus comfortable picks for playing.", "positive_items": ["B0938NQGM1", "B07NTHVQ9Q", "B01DZ6FBBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c797989da87e29ac4a6a0e94", "partition": "shared_train", "query": "I\u2019m putting together a portable live-sound rack for a MIDI-enabled performance, with a rack-mounted digital mixer, ventilated rack access, clean headset vocals, multichannel stage routing, and compact balanced connections between the mixer and other audio gear.", "positive_items": ["B0722WCC3V", "B01MAVQR3R", "B01DK43HMK", "B07DCK4ND3", "B0051IE05W", "B07JH8Q6QB", "B095JV6D2N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c797a8d93e2e12a7f356b530", "partition": "shared_train", "query": "I\u2019m putting together a small indoor dance party and need a setup to mix multiple music sources, make announcements or host karaoke wirelessly, and keep performers visible with a focused, adjustable spotlight.", "positive_items": ["B0BSB847BR", "B0919HH2Q1", "B0742Q89P1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c79acbe1e8d5fc92b0d809f7", "partition": "shared_train", "query": "I want to rewire my electric guitar with vintage-style hookup wire, install an expanded treble-bass tone control, and test the new sounds with different picks while playing.", "positive_items": ["B0B8F6LD9F", "B0B8Z3H3V3", "B08BSFDY99"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7a19e6b26df19f55d78e399", "partition": "shared_train", "query": "I\u2019m setting up my guitar for rehearsals and need a reliable connection, secure support while playing, and an easy way to restring it.", "positive_items": ["B0032UYJ98", "B0B8M5FJ9W", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7b4d2eee871c843a34b475b", "partition": "shared_train", "query": "I\u2019m setting up a compact vocal-and-acoustic-instrument station for rehearsals, with stable adjustable mic positioning, a compatible swivel mount for the microphone, and an easy-to-reach place for my water bottle during long sessions.", "positive_items": ["B06Y68ZX54", "B079H5K22T", "B0002GXPRM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7bef6229d060f24682ad6ec", "partition": "shared_train", "query": "I\u2019m putting together a simple home vocal-and-guitar recording setup and need cleaner spoken or sung audio, reliable connection for an instrument, and enough cable length to connect a microphone to my recording equipment.", "positive_items": ["B00VSYN25M", "B08DBDD6CM", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7bf6b04fd2f3b6e24bac1a9", "partition": "shared_train", "query": "I\u2019m setting up a home recording rig for guitar and bass, with comfortable support for playing, short low-noise connections between effects, and enough studio-quality inputs and outputs to capture the performance.", "positive_items": ["B09RN6MGZH", "B01890AGGU", "B0747ZXGR7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7d12f6d7e48b5764a6c186f", "partition": "shared_train", "query": "I\u2019m refreshing my short-scale acoustic guitar for regular playing and need to check the neck relief, install longer-lasting strings, and make it easier to play hands-free with a quick-release strap and picks.", "positive_items": ["B07XP6MHQT", "B0B13S7QL8", "B07RGRQGXQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7d98e0fc75c4d90b4c5686a", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal-recording station and need a quality condenser microphone, an adjustable stand, and enough balanced XLR cabling to connect everything reliably.", "positive_items": ["B0B52FBC66", "B09VT45772", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7da9a12e7a3fbaf6ada4cd1", "partition": "shared_train", "query": "I\u2019m putting together a minor-key blues and rock performance setup with harmonicas in complementary keys and a vintage-style analog echo effect for soulful, spacious solos and accompaniment.", "positive_items": ["B0002H0RSQ", "B0BRSKMZVV", "B07MHL48V6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7ede39a30bae08d624696bb", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic-guitar performance setup and need to switch keys quickly, stay precisely in tune, and connect my guitar reliably to the sound system without distracting cable noise.", "positive_items": ["B00CPLODUU", "B00646MZHK", "B0032UYJ98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7ee5339802ec8eb914d5ce1", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for rehearsals and studio sessions, with flexible-length connections, space-saving links between adjacent pedals, and an easy way to compare or switch effects loops.", "positive_items": ["B094Y178GJ", "B07MZBV71N", "B0B3VMGB3M", "B0B3VHVPX3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7f7220dad8cfb44f5917d91", "partition": "shared_train", "query": "I\u2019m refurbishing a compact Latin percussion setup for live gigs and recording, needing replacement rawhide heads for two differently sized congas and hardware to securely rack-mount my mixer for transport.", "positive_items": ["B000EEL380", "B0002L51GA", "B0002NR7XS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7f8627dac0e73d52c43a4bf", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice corner and need essentials for playing comfortably, connecting my instrument to audio gear, and storing it securely on the wall afterward.", "positive_items": ["B01DPCONFM", "B0B8LK7MTH", "B07NKRZ1KQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c7fe16adff1ffd5a98d15c4d", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording and mixing station and need an interface for microphones and instruments, accurate powered monitoring, and balanced connections between everything.", "positive_items": ["B07CQS5DJV", "B0BLM2WS66", "B00HK1MLKY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c810944b859b079a48ebbca6", "partition": "shared_train", "query": "I'm setting up a portable presentation and small live-event PA: I need secure transport for rack gear, a wireless handheld vocal mic, elevated speakers, a polished way to hide tripod cables, and a stable base for a speaker-mounted square-truss setup.", "positive_items": ["B00SX2L4RA", "B0BNFKGGJX", "B078YMMBWC", "B00SXT7DTG", "B0179C3Q20"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c813c3a89bc3600d36867e93", "partition": "shared_train", "query": "I\u2019m preparing for a guitar recording and need versatile picks for different playing styles, a glass slide for warm sustained tones, and an easy one-hand capo for quickly changing keys.", "positive_items": ["B074HDS7WY", "B07YD56LPV", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c815caab022136d5d614c996", "partition": "shared_train", "query": "I\u2019m setting up a small guitar performance rig and need secure stands for several instruments, plus versatile reverb and delay effects to create spacious, atmospheric tones for live playing or recording.", "positive_items": ["B08JMQR2JK", "B07RS5CS6V", "B07RT7J7VN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c81a093c6ed5fb4fc3f0ed77", "partition": "shared_train", "query": "I\u2019m restoring an older acoustic guitar and need supplies to clean and condition the fretboard, replace worn tuning hardware, refresh the nut, saddle, and bridge pins, then test it with reliable picks.", "positive_items": ["B00975F4WS", "B0BG95DG2H", "B00BJTGILG", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c82a72ad88a3e2631dda5b2b", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for upcoming practice and small performances: I need supplies to replace the strings, a tool to remove and install them, an adjustable way to change keys, and comfortable support while playing.", "positive_items": ["B0BFKKVQZT", "B08R5GM6YB", "B01MRJUB7Z", "B000WYEJPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c82cda21a658bb978630af1d", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar and harmonica blues set for small stage performances, needing colorful, durable guitar strings, quick key changes, and a simple harmonica to play along.", "positive_items": ["B088K3V4VQ", "B07BSHS3BX", "B0002FO9RI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c82d20aabdc588024bbafa74", "partition": "shared_train", "query": "I\u2019m looking for a full-size electric cello practice setup with a well-balanced bow, effective muting, and headphone or amp connectivity so I can rehearse quietly at home.", "positive_items": ["B0BGLYC28V", "B0075VZ13S", "B0002II6LK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c82e4e65b5bd012bc07ee663", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for switching among classic and hotter overdrive tones, with a short low-noise connection and reliable isolated power for a clean, organized setup.", "positive_items": ["B000RW4WSM", "B073XXLVWT", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c833110db3752ca65ee46e94", "partition": "shared_train", "query": "I\u2019m building a Tele-style electric guitar from parts and need the neck and joint hardware, reliable six-string tuning hardware, secure strap attachment, and a passive neck-position humbucker with its mounting pieces.", "positive_items": ["B08MKGMQ74", "B07F19P3CV", "B079T7FS2L", "B0B8Z4YV4T", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c83431e329c766ec781daeb6", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar practice rig for experimenting with classic overdrive and heavier distortion, using a small portable amp and flexible gain-shaping options for riffs and leads.", "positive_items": ["B00WT7KPCK", "B08G8W9HJX", "B0BT8FDL8B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-c857762261f2939fc6b1b696", "partition": "shared_train", "query": "I'm setting up my 4/4 violin for beginner practice and need medium-gauge replacement strings, rosin for smooth bow grip, a first-position fingering guide, and a clip-on tuner to check pitch and intonation.", "positive_items": ["B000V6E01I", "B00L1LL7DQ", "B00557KN28", "B000BNG668"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-c8986d4643f047697ad1273b", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for a small performance and need fresh, warm-sounding strings, an easy way to change keys without retuning, and secure stands to keep the instruments organized between songs.", "positive_items": ["B071RL22PZ", "B0BTC9YJ2W", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c8a020f150ebe10b456bd0c0", "partition": "shared_train", "query": "I\u2019m preparing for a small live set where I\u2019ll switch between bass and violin, and need comfortable hands-free support, a quick way to keep the bass in tune, and a secure on-stand place for the violin and bow between songs.", "positive_items": ["B000EENO2S", "B0B2ZTFJNY", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-c8b8a3ca09c126e43a685a69", "partition": "shared_train", "query": "I\u2019m restoring a Stratocaster and want vintage-style single-coil tone, a matching tremolo bridge replacement, and a highly precise clip-on tuner for setup and alternate tunings.", "positive_items": ["B07M6B3RDW", "B00I3XG7YY", "B00I3XGDZC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-c8cdf60cb5af42a8462e5724", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic performance corner where I can safely display my guitar, record clear vocals with phantom-powered equipment, and protect the microphone from breath, wind, and moisture.", "positive_items": ["B091MZPYBQ", "B07RC8CYF6", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c8d259279d94ffea46a063c9", "partition": "shared_train", "query": "I'm setting up a compact home guitar corner for my 12-string acoustic, with warm, balanced strings, versatile clean-to-overdriven amplification for practice, and a finish-safe way to display the instrument on the wall.", "positive_items": ["B0773SDZ2V", "B0BTC9YJ2W", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c8d55d1922d5bd1c3d357e64", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio and rehearsal station for guitar and piano-style MIDI playing, with secure places for multiple guitars, hands-free comfort, stable support for a full-size keyboard, nearby rack space for effects, and cables for connecting the audio equipment.", "positive_items": ["B0BKNYGC3V", "B07477HRCN", "B00N5THBGO", "B0BXSYL7X8", "B08YLMTKP9", "B018FCZKR2", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c8e350e4bc71c9c10bdeda17", "partition": "shared_train", "query": "I\u2019m preparing for acoustic guitar practice and small performances, and need comfortable playing support, quick key changes, and reliable picks for a range of strumming and picking styles.", "positive_items": ["B00H4PEMM6", "B074WXM13T", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c8e84d95332dbe27a77a068c", "partition": "shared_train", "query": "I\u2019m building a compact solo setup for performing layered acoustic guitar, analog synth, and programmed drums, with hands-free sustain, expressive wah and volume control, clean direct connection to a mixer, and protective backpack-style transport for the guitar.", "positive_items": ["B01H8E5A82", "B000CCN15M", "B076YPR9PH", "B005Q22HV2", "B08XMGNB3W", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c8f1865392bfb8f94bb7995d", "partition": "shared_train", "query": "I\u2019m refreshing my Epiphone-style electric guitar and need compatible tune-o-matic bridge hardware, a replacement plain steel string, and reliable picks for setup, repairs, and playing.", "positive_items": ["B07CRK35NG", "B0BG95DG2H", "B08LVR3TLW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c8f793a20c8d0706288231e9", "partition": "shared_train", "query": "I\u2019m setting up a small home recording and podcasting desk and need a way to combine multiple audio sources, keep a microphone securely positioned, and monitor the mix accurately while I work.", "positive_items": ["B0B31RCL2G", "B0BYXQHW7Y", "B07SRDVZSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c8f83b3a6b68d9d2d6770d18", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string electric guitar and need a safer strap connection, precise six-in-line tuning hardware, and replacement bridge saddles to improve sustain, resonance, and tuning reliability.", "positive_items": ["B00EB11OHC", "B07QQZDLP8", "B09TP9RP3V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9022f1d2f8402184a467799", "partition": "shared_train", "query": "I\u2019m setting up a small drum recording rig and need full-kit microphone coverage, long balanced connections to my mixer, and cleaner, surge-protected power for the equipment.", "positive_items": ["B00O5EL3NU", "B003FW0IHA", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c903e33ad240cc8846cbf3eb", "partition": "shared_train", "query": "I\u2019m starting to learn acoustic guitar and need a warm-sounding instrument for practice, a protective way to carry it, and comfortable picks for strumming and picking.", "positive_items": ["B06XSLKJGF", "B0002D01JA", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9165452fffb1b02e56f88fb", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for pedalboard use and live playing, with compact pedal connections, a securely attached strap, and precise picks for articulation.", "positive_items": ["B00H35YIJE", "B01DE4D4LU", "B09R2TMLJR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c91ef72bbe5f28e298deb7b3", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for live performances and need a setup that lets me tune precisely, switch keys quickly without retuning, and keep the strap securely attached while I play.", "positive_items": ["B00CPLODUU", "B00H35YIJE", "B015HG82EW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c92071fbaf6173719f50dfb8", "partition": "shared_train", "query": "I\u2019m setting up a playful live music session for children with guitar and MIDI instruments, needing reliable connections, hands-free microphone placement, quiet instrument tuning, and cheerful bird and bell sound effects for audience participation.", "positive_items": ["B0007M424G", "B07BSSS8VZ", "B01DE4DTAG", "B001MSASTW", "B007R0ORQ4", "B017NT392Q", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c920af7f9ebe434e11c46a23", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar-and-vocal setup for small live gigs and home demos, with a way to send guitar cleanly to the PA, shape its dynamics, play precise parts, secure the strap, and capture vocals.", "positive_items": ["B08NVVLB16", "B007T8CUNG", "B079TLFL33", "B09R2TMLJR", "B000CCN15M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9214a23ae96e340ffd0e602", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live music and speaking events, and need protective carry bags for my mixer and compact speaker, plus a compatible clip and stable adjustable stand for a wireless handheld microphone.", "positive_items": ["B01M8N618U", "B099Z7ZKM1", "B07CNTRNWQ", "B07KDSZ2TJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c933cafd992c316aa3625451", "partition": "shared_train", "query": "I\u2019m setting up a portable, apartment-friendly violin practice routine and need help with finger placement, stable tuning, quieter playing, and conveniently holding my music.", "positive_items": ["B0016OMSYU", "B0002TKLI0", "B0002MDTVS", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c93552afbebecb5ead08af6f", "partition": "shared_train", "query": "I\u2019m planning a small outdoor acoustic performance and need a portable battery-powered setup that can amplify my singing and instrument, with a sturdy adjustable stand to position the vocal microphone.", "positive_items": ["B077NN9TRM", "B08NVVLB16", "B093YGS1F1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9393a515a2c329a2848e7e1", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic-guitar practice corner and need secure wall storage, sound-absorbing wall treatment in complementary finishes and sizes, and a quick way to change keys while playing.", "positive_items": ["B07BHRZZCV", "B07CLMMPP9", "B07BMMWL5X", "B07NKRZ1KQ", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c93bbb8b8fd61c297abbbe78", "partition": "shared_train", "query": "I\u2019m organizing a portable outdoor folk jam and need instruments that provide buzzing melodic textures, deep hand-played rhythms, and an easy percussive accompaniment, with options suited to casual group playing and changing weather.", "positive_items": ["B0C4YZBWKL", "B07F7J9SVM", "B00282WZG0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c94e4ae5e4f1bed24d5f7b05", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic-guitar performance and need fresh, bright strings, dependable tuning, hands-free switching between amp presets, and a stable microphone setup for clear vocals.", "positive_items": ["B007MY5BDI", "B07BZWB2Q6", "B00IFOTSJW", "B0002Q2DE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c95aaf2c6be6638462f67108", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar rig for live gigs: clean and condition the fretboard, shape multiple overdrive tones, add ambient echo, and create smooth volume swells for expressive transitions.", "positive_items": ["B09MM59NTC", "B09WD3FSP6", "B0B1989GQS", "B015XF3WBK", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c95d28224f7b9f3850cc81d8", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar rig with secure storage for three instruments, a compressor for shaping tone, isolated pedalboard power, and a short patch cable for clean connections.", "positive_items": ["B00AHEWBM4", "B073XXLVWT", "B0B95V41NR", "B0C2X15CPH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c95e447e2e3269f4adba62c0", "partition": "shared_train", "query": "I\u2019m preparing my V-shaped electric guitar for recording and gigs, and need reliable picking accessories, expressive wah effects, quieter tremolo hardware, and a sturdy hard case for safe transport.", "positive_items": ["B07N7ZKGDV", "B0002D0KCI", "B07N5G6Y5G", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c96abd4a10a408d497723ae1", "partition": "shared_train", "query": "I\u2019m putting together a compact setup to record and stream beginner drum sessions, with versatile hi-hat sounds, adjustable cymbal positioning, clear vocal and instrument capture, and a mixer for multiple inputs and effects. I\u2019d also like to mount a handheld recorder securely on a mic stand.", "positive_items": ["B07DJMCP2S", "B08T2GKXNG", "B0BSCGXCVP", "B09X6FR6Q9", "B08DVPJSX9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c971898797c0f48283346c23", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice and lesson station for several instruments, with padded supports for guitars, adjustable foot support for comfortable playing, and a height-adjustable music holder that works seated or standing and stores easily.", "positive_items": ["B08JMQR2JK", "B07T3GZVMD", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c979de906ba19c5e3e8b5c96", "partition": "shared_train", "query": "I\u2019m setting up a compact home rhythm section for practicing and recording, with electronic percussion that can expand to a quiet, durable cymbal surface and a straightforward four-string bass for backing grooves.", "positive_items": ["B0002F78NU", "B00O7ZUEIC", "B079NNZMLQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c98724121e4ee573008cbd37", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small theater presentation with hands-free speaker audio, long balanced connections to sound equipment, a short DMX link for LED strip lighting, and padded transport for the fixtures.", "positive_items": ["B00BFLPZ3A", "B00I9HOUIY", "B0080HYFTM", "B0B3NJ1TDB", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c98b172d580b1e32f8ee3baa", "partition": "shared_train", "query": "I\u2019m setting up a comfortable electric guitar practice station for learning heavy music in Drop D or Drop C, with secure instrument support, comfortable seating, reliable replacement strings, and picks ready for playing.", "positive_items": ["B010OMORG6", "B07MCD7S3G", "B08LRLRRKM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c995832d30fa9e2db474a64f", "partition": "shared_train", "query": "I\u2019m upgrading my LP-style electric guitar for a strong metal tone. I need a high-output humbucker, replacement controls and switching I can solder in, plus a durable distortion pedal with EQ to shape the sound.", "positive_items": ["B01ERE7DVS", "B09PDSB4QF", "B0BG5KMCCC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9a06b6b79c3c9d8d24562a1", "partition": "shared_train", "query": "I\u2019m servicing my vintage Strat for a Nashville-tuned studio setup and need suitable high-strung strings, a faster way to restring, a dependable amp connection, and replacement nickel Phillips screws to secure the bridge.", "positive_items": ["B0BJ3BBTXH", "B0BPJ4Q6FJ", "B003AYK14S", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9b1a559d18c415c94817e7d", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for rehearsals and small gigs, with reliable isolated power, warm analog chorus textures, and British-style overdrive and amp-sim tones that can work directly into a mixer.", "positive_items": ["B005M0KLGQ", "B073T2266G", "B0097WDJZA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9b5a6d9ebc408d11e5aca75", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a small live performance and need to refresh the acoustic strings, add a comfortable adjustable shoulder strap, and connect the instrument reliably to an amplifier or other audio gear.", "positive_items": ["B015T84WO2", "B09V91H5XM", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9b94e5a952051594495067d", "partition": "shared_train", "query": "I\u2019m putting together a portable 76-key keyboard setup for rehearsals and small gigs, with comfortable adjustable seating, piano-style sustain control, and padded protection for transporting the instrument.", "positive_items": ["B07MZYNZ1C", "B0BT9R8MMV", "B01M12WWNX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9ba2dfe1ecdb6e2a0ac7cb2", "partition": "shared_train", "query": "I\u2019m setting up a compact home video-production audio station and need to connect a portable stereo or camera source to a mixer, run balanced audio to near-field monitors, and neatly cover an unused 4U section in my equipment rack.", "positive_items": ["B001N4BDSA", "B09Y1X5BSC", "B0BM71QK8M", "B01DN7OC00"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9baa75457f8aa82d14418f3", "partition": "shared_train", "query": "I\u2019m setting up a small church or karaoke vocal PA with my Yamaha MG16/6FX mixer, two wireless handheld microphones, protection from breath and wind noise, and proper frequency separation for the speakers. What should I get?", "positive_items": ["B00C2Y73PW", "B0BMD5MVSZ", "B0BSB847BR", "B006BST39E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9bc3b1c3a4e6b819ce154ed", "partition": "shared_train", "query": "I\u2019m setting up a home recording and mixing space and need accurate private monitoring, powerful paired speakers for room playback, and reliable balanced connections between my audio equipment.", "positive_items": ["B06X9KG3HW", "B07Z5PB7H6", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9c2a2044ab183b416f00992", "partition": "shared_train", "query": "I\u2019m refurbishing my Fender-style electric guitar and need a smooth replacement nut, reliable volume and tone controls, and a secure strap for playing comfortably onstage.", "positive_items": ["B09BS25NJM", "B015BKBGZG", "B07JJQGS5X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9c2e1a44293814dc1c9cc72", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for recording and practice: I need heavier-gauge strings, reliable short connections for my effects chain, and an adjustable capo for quickly changing keys across arrangements.", "positive_items": ["B01MRJUB7Z", "B005T800V2", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9c4436875b2f7a05a688c34", "partition": "shared_train", "query": "I\u2019m refreshing my five-string Jazz Bass setup for rehearsals: I need warm, smooth replacement strings, a matching chrome bridge cover, maintenance and tuning tools, picks, and a padded rack for safely storing several guitars.", "positive_items": ["B0BNQPX2LZ", "B073V4YPN7", "B00EW5I30I", "B0BKZ5F8BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9ca51606e121f21e3e64ddb", "partition": "shared_train", "query": "I\u2019m changing strings and giving my electric guitar a full setup, so I need a stable neck support, a way to keep the floating tremolo level while adjusting it, and a faster method for winding and tightening the new strings.", "positive_items": ["B075XDB1D8", "B01LEZLRNS", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9cb32de1290c0baba7f44bb", "partition": "shared_train", "query": "I\u2019m restoring a Gibson-style electric guitar for reliable home playing, with quieter signal, refreshed control hardware, clearer selector markings, and comfortable picks for practice.", "positive_items": ["B0098DFNY8", "B01DZ6FBBI", "B00HY64WLQ", "B0919825Z2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9cd7e7712d65eca24f7265d", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice and recording station with a supported vocal microphone, a reliable guitar connection, and a 5-pin MIDI link between my electronic instruments.", "positive_items": ["B07C2H3HR6", "B07BZWB2Q6", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9e47bd56ad2cbf1d823cea1", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for regular practice and small gigs, and need durable, responsive replacement heads, a reliable tuning key, and matched hickory sticks suitable for both articulate playing and everyday use.", "positive_items": ["B000F9J5GQ", "B0BKZ1KXLM", "B0BKZ1G3P3", "B08YNC2D3K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9e6e0196d552df10f397731", "partition": "shared_train", "query": "I\u2019m putting together a compact live drum performance setup and need to mic the kick, snare, and toms, elevate a PA speaker, and keep the mixer securely mounted on a microphone stand.", "positive_items": ["B0002E51C6", "B0002E38UI", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9f1641a10b51d9d90d618d2", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for amplified recording and live practice, so I need a setup for maintaining it safely, controlling feedback at higher volume, keeping picks accessible, and connecting multiple microphone channels to my recording system.", "positive_items": ["B0C3Q29DML", "B0010SHU18", "B01K1EJQ9U", "B00E87OLFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9f37c71eec6b359a6006b4b", "partition": "shared_train", "query": "I\u2019m restoring my Fender Stratocaster for reliable rehearsals and gigs: I need to refresh its wiring and controls, improve tuning stability, secure the strap safely, and connect it to my amp.", "positive_items": ["B01DPCONFM", "B00COOFHA8", "B0BKR2ZM9X", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-c9fe2ac4a0cba01443460963", "partition": "shared_train", "query": "I\u2019m setting up a compact home rock rehearsal and recording session, so I need drumsticks with extra reach and power, a low-profile boom stand for nearby equipment, and fresh 9\u201342 electric guitar strings.", "positive_items": ["B09TXNWYMD", "B09M7P8SBH", "B07YJZGP5X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca052b9865132bf45eb2a75e", "partition": "shared_train", "query": "I\u2019m upgrading my Tele-style electric guitar for recording doubled six-string parts, and need a responsive bridge pickup, Nashville/high-strung strings, an accurate clip-on tuner, and a long, quiet cable for connecting it to my amp or interface.", "positive_items": ["B0BPJ4Q6FJ", "B0BPLFP5P6", "B0B2T1LF1L", "B0BR913QB5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca08eafd6cad0512e11946f6", "partition": "shared_train", "query": "I\u2019m refreshing my six-string acoustic guitar for casual practice and songwriting, and want versatile playing options, fresh bright-sounding strings, and an easy way to change keys without retuning.", "positive_items": ["B07BWB1JC9", "B00CPLODUU", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca1bcd0258f9a929fee882d5", "partition": "shared_train", "query": "I\u2019m setting up a compact home practice corner for piano and classical guitar, needing a weighted 88-key instrument, sturdy adjustable support, comfortable height-adjustable seating, and a reliable clip-on tuner for keeping string instruments in tune.", "positive_items": ["B077D29X7N", "B07624MRT1", "B095JX9GZY", "B0BPLFP5P6", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca1e2411cb5ba218455e958c", "partition": "shared_train", "query": "I\u2019m building a right-handed six-string electric guitar setup for recording indie-jazz ideas, with a comfortable instrument, firm pointed picks for fast precise playing, and finger/thumb picks to explore consistent alternating-picking textures.", "positive_items": ["B00JL5I70K", "B077Y5926Q", "B00VKI4YDA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca1f192ad443ba3686948df4", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard and need a highly visible tuner, clean isolated power for several effects, and short right-angle patch leads to connect pedals in tight spaces.", "positive_items": ["B01DK40R3M", "B015XDJB9E", "B073XXLVWT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca27f034148407cf00dc60d2", "partition": "shared_train", "query": "I\u2019m tuning up a folk acoustic guitar and want replacement bridge hardware, heavy picks for playing and tone checks, plus .010 plain strings for individual replacements or experiments.", "positive_items": ["B01199MA9Y", "B0002GYX5K", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca2808311aa94d04a1473e15", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live performances and rehearsals and need to carry compact rack gear, route two microphone signals cleanly between the stage and rack, and position a microphone securely at adjustable height.", "positive_items": ["B00G2J49M8", "B0002BG1VE", "B003BLOSGM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca3271a43b6d24714c3ae8b1", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for a hybrid acoustic/electronic setup and need to improve snare response, trigger the kick with my existing pedal, and securely position the electronics module.", "positive_items": ["B0B962GTW6", "B084KZG42C", "B00HX9F1OQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca3696b3331efc6040a32ce0", "partition": "shared_train", "query": "I\u2019m getting my electric guitar and music stand ready for a rehearsal, and need reliable high-strung strings, comfortable picks, an accurate clip-on tuner, and a durable way to carry the stand, sheet music, and small accessories.", "positive_items": ["B0192JRA2A", "B0BPJ4Q6FJ", "B0BKZ3GCGR", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca559b15df28863e11d80cb8", "partition": "shared_train", "query": "I\u2019m refreshing the setup on a Strat or Tele electric guitar and need a replacement slotted nut, smoother string guidance at the headstock, and tools to check neck relief and string action while keeping the instrument clean.", "positive_items": ["B07VMXTRQ7", "B0BFR2PM8R", "B09L86KM34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca570a0d230a94581b337b07", "partition": "shared_train", "query": "I\u2019m putting together a compact one-microphone vocal recording setup and want tube coloration, dependable XLR cabling, a balanced line to powered studio monitors, and a matched monitor pair for accurate playback, even if I begin with mono monitoring.", "positive_items": ["B08CNH2YYF", "B0BQ4HSKC9", "B0072JBCTK", "B07Z5PB7H6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca5fa62189c9cf6b907a47ba", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for casual songwriting and want to replace its bridge pins, try different pick materials for tone, and quickly change keys while playing.", "positive_items": ["B00FUB399I", "B09N3X86XW", "B09R6PRMMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca6034ece87499c4b15fd867", "partition": "shared_train", "query": "I\u2019m setting up a compact interview and rehearsal recording station for my laptop, with a high-resolution digital condenser microphone, stable boom-arm positioning, and suspension mounting to keep the mic securely positioned near the speaker.", "positive_items": ["B0BPNN3MFT", "B004NS21XO", "B0BYXQHW7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca69ee3bf6296815662b437c", "partition": "shared_train", "query": "I\u2019m setting up a home DJ practice and recording station, and need smoother vinyl control, a simple way to connect my mixer to a computer, and reliable balanced cabling for the audio connections.", "positive_items": ["B005LMQR18", "B0B52FBC66", "B07KGF3MHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca6d6fd86b2db9d40d64758f", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and setting up a small rehearsal area, so I need replacement tuning hardware, a three-pickup upgrade, an adjustable strap for playing, and a padded folding stand to keep several guitars accessible and protected.", "positive_items": ["B00KLLKE04", "B07JJ3N755", "B082KP65DB", "B07NHNFPNR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca88a582afd16ba641f73534", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for a small guitar-and-banjo gig: I need to keep both instruments safely supported, switch between them through an amp or PA, stay in tune onstage, and have durable picks plus enough cable length for flexible positioning.", "positive_items": ["B00RVE9X06", "B00IFOTSJW", "B00IJQLZP6", "B00RX5HQS4", "B07F5PX9Y3", "B00C5GZU2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca8e1f24251bedf3942f08c7", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal and recording rig for electric guitar, with microphones running to a PA and a mixer connected to effects and other rack gear. I need reliable cables for all those connections.", "positive_items": ["B01DPCONFM", "B0939BV175", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca91aac93b5b3ede59de8897", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and need a comfortable, travel-friendly beginner instrument with hands-free tuning and a secure strap so I can practice and play standing up.", "positive_items": ["B07MDT5WJX", "B017XBSVHW", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ca9cf7c8e2b2a7e5e1add286", "partition": "shared_train", "query": "I want to set up a home vocal recording station for rap demos with a sensitive condenser mic, protection from plosives, a reliable balanced connection, and an interface that can support future multi-mic sessions.", "positive_items": ["B015XTFNP4", "B09VT45772", "B06X9KG3HW", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-caa141de849027b5b6439cfb", "partition": "shared_train", "query": "I'm setting up a compact DJ sound system for small live events and need balanced connections between my mixer and rack gear, plus a passive subwoofer to add strong low-end sound.", "positive_items": ["B09617MLP2", "B075RB1KN7", "B00MHYKFYI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-caa1bac5e3858940ee937865", "partition": "shared_train", "query": "I\u2019m putting together a small home acoustic-music recording session and need durable picks for guitar parts, several dynamic mics with an XLR lead for singers and instruments, plus a compact USB mic for computer recording and session commentary.", "positive_items": ["B001R76D42", "B07C91JT14", "B000165DSM", "B00HU260SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-caabfab5bef6bb989c1c38ba", "partition": "shared_train", "query": "I\u2019m refreshing my 6-string acoustic guitar for regular strumming and casual performances, and I need supplies to change keys easily, play comfortably, and keep a bright tone longer.", "positive_items": ["B09RJZSQML", "B09BF8XDF4", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-caac21717f8ab6fd34eaa13b", "partition": "shared_train", "query": "I\u2019m preparing a compact electric guitar gig setup with hands-free playing, elevated amp sound, and a secure place to rest my unusually shaped instrument between sets.", "positive_items": ["B0002PZ3BY", "B074JNWHZ4", "B00724ZD40"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cab00fd3cf4a275502ca9020", "partition": "shared_train", "query": "I\u2019m preparing my guitars for a rehearsal and need replacement strings for a 7-string electric, a standard electric, and an acoustic, plus a compact true-bypass crunch pedal for classic rock tones.", "positive_items": ["B09HKJZ83T", "B08B66S279", "B0BZ1XQX97", "B09HTV1RV3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cab39735f313003d5ba14ae5", "partition": "shared_train", "query": "I\u2019m starting electric guitar and need a practice setup with a versatile Tele-style instrument, a comfortable way to play standing, reliable tuning, a safe stand between sessions, and a handy tool for restringing and string changes.", "positive_items": ["B018FCZKR2", "B08R5GM6YB", "B0BHSG5C3G", "B0B8LK7MTH", "B07D4QCBX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cad3c59c1743884419bdf4d2", "partition": "shared_train", "query": "I\u2019m upgrading and setting up my Fender-style electric guitar: I need a replacement nut, something to reduce friction for better tuning stability, and a durable low-noise cable to connect it to my amp.", "positive_items": ["B0032UYJKW", "B0036FFDSK", "B0002E1UDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cad4fcaadcf070e59cecf773", "partition": "shared_train", "query": "I\u2019m outfitting my guitar for regular playing and want a comfortable adjustable strap, a way to attach it without tying around the neck, and added security against accidental strap or cable pulls.", "positive_items": ["B076ZSHQ47", "B071HXFCWH", "B07PMJQM4L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cad58ac850d7a9ab78e2653c", "partition": "shared_train", "query": "I\u2019m setting up audio for a live presentation and need a discreet hands-free lavalier mic, reliable balanced cables for connecting its wireless receiver to a mixer, and a long cable run to the sound system.", "positive_items": ["B07MG8HHNG", "B00LIW74US", "B0BM71QK8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cae415d58ba745b85ccdc582", "partition": "shared_train", "query": "I\u2019m setting up a wireless guitar performance rig and need a bodypack transmitter, a secure strap-mounted holder, and a long XLR cable for connecting a separately sourced compatible receiver to powered speakers.", "positive_items": ["B0BX8XNTHF", "B07MG8PHF2", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-caedde68109f0e43eee16920", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar pedalboard for home rehearsals and recording, with a long low-noise connection to my amp, short links between pedals, and dependable power for a warm vintage fuzz sound.", "positive_items": ["B00PZGTVAE", "B00FDZTZ1C", "B09KWWS7DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-caf2366a7b73303aaa4e6ad4", "partition": "shared_train", "query": "I\u2019m preparing my clarinet for regular rehearsals and need supplies to keep it dry, make the thumb rest more comfortable, and maintain smooth-fitting cork joints.", "positive_items": ["B07C1HX1SW", "B01M5D3MV6", "B074XX3DBC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-caf442448c13da34f47ea2f6", "partition": "shared_train", "query": "I\u2019m putting together a versatile guitar pedalboard for rehearsals and small gigs, with reliable power for different pedals, hands-free latching control, precise clip-on tuning, and durable thin picks for acoustic strumming.", "positive_items": ["B00646MZHK", "B07Y6TSTS2", "B077H7711B", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-caffaeae099afa886c4f11ab", "partition": "shared_train", "query": "I'm putting together a portable setup for electric-guitar rehearsals and small gigs: I need comfortable shoulder support for long sessions, a protective hard transport case with accessory storage, and a shielded balanced cable for reliable microphone connection.", "positive_items": ["B097Q9W8MW", "B01FX69CHW", "B097JDV3FW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb01f8eb8eca4cb71c68ffdb", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar rig with several pedals, needing reliable short connections between effects, a longer amp lead, and a protective bag for transporting my compact desktop amp.", "positive_items": ["B00BVH7C66", "B01DK40R3M", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb08d94ddc54ac50282ecf9a", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need three dynamic microphones, reliable XLR connections, and a way to split one microphone signal between two audio inputs.", "positive_items": ["B01H8E58SY", "B0BQ4HSKC9", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb11fe5563ad1dab487c1559", "partition": "shared_train", "query": "I\u2019m putting together a comfortable setup for rehearsing and small gigs, with a compact semi-hollow electric guitar, reliable picks, and an adjustable strap.", "positive_items": ["B07MFBW2DQ", "B07NHNFPNR", "B09QZJ57YW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb3138cbe04c19ecee1171ec", "partition": "shared_train", "query": "I\u2019m setting up a small drum recording and rehearsal rig and need to expand the kit with bright accent cymbal sounds, a sturdy adjustable hi-hat setup, close microphones for the drums, and a mixer with USB recording and effects.", "positive_items": ["B00UV7Q3HG", "B01MYMTUYL", "B08T2GKXNG", "B0B6JP6KZ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb393eba278a87742e0a7b1e", "partition": "shared_train", "query": "I\u2019m giving my acoustic instrument a practical makeover for playing: add removable hummingbird-style inlay decoration, securely install strap hardware with screws, and make future string changes faster without assuming replacement strings are included.", "positive_items": ["B0B3VD8DZ8", "B085L27Q29", "B0812CF19W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb3eae09bfff3116167bf3e8", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small gigs, and need reliable replacement strings, sturdy picks for consistent playing, and an easy clip-on tuner for quick, accurate tuning.", "positive_items": ["B07F5PX9Y3", "B07GFH8NTB", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb449021a6949c0192cfb43c", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for heavy rock practice and need durable heads for an 18-inch drum and bass drum, plus reliable sticks that can handle powerful playing and rehearsals.", "positive_items": ["B07DM1SMMK", "B0753PSL2D", "B076CBKH2B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb4b0ed3663443699b5df282", "partition": "shared_train", "query": "I want to practice five-string banjo quietly at home with comfortable, reliable picking accessories for clear thumb-and-finger technique without disturbing neighbors.", "positive_items": ["B0041T4DJU", "B07MGDNP57", "B0BLZ2L15B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb4df7bb61b70a90bfb67cd5", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and need a stable neck support, a quicker way to remove and install strings, and enough multi-conductor wire to rework the electronics.", "positive_items": ["B001FLDN0M", "B0C3Q29DML", "B0C3LKJXFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb5365ddc201d44143a1e13a", "partition": "shared_train", "query": "I\u2019m setting up a home streaming and podcasting station and need clear USB voice capture, reduced plosive noise, and an adjustable boom arm that keeps the microphone positioned close while I record.", "positive_items": ["B0C284Z9RG", "B08SMH3RL7", "B0C281RFPJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb649ea4e867786345567c61", "partition": "shared_train", "query": "I\u2019m building a portable electric-guitar rig for classic rock, with a compact battery-powered amp, gritty overdrive, expressive wah, and a Dimension C pedal for layered tones.", "positive_items": ["B07J5GBPLQ", "B077GK1J7N", "B0BK6Q2HDN", "B086QM1F75"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb749829c2bd556c7dee0180", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and recording space, and need a small amp with versatile tones, an easy clip-on tuner, a glass slide for smooth slide playing, and panels to reduce room reflections and echo.", "positive_items": ["B01DNC1EEW", "B00IFOTSJW", "B01EWHDZFI", "B00LFLAL98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb793df8f8936d81cec06638", "partition": "shared_train", "query": "I\u2019m setting up a home recording space where I can display my guitars neatly, record clean vocal performances, and connect multiple microphones to my audio equipment without cable clutter.", "positive_items": ["B07DX95KP2", "B00EIPR21S", "B003LZ2IT2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb872dc53b9ac7ffda7907af", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit for regular rehearsals and need a durable, focused snare sound, dependable sticks for energetic playing, and a secure way to mount an additional tom.", "positive_items": ["B0002MSPBM", "B0B2TND26L", "B0BKZ5DJZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb8b6ea76e466f7200dea1a0", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for regular practice and small performances, and need comfortable, lower-noise strings, an adjustable shoulder strap for secure playing, and a variety of pick gauges to find the right feel and tone.", "positive_items": ["B09V91H5XM", "B0BFKQGWZ7", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb8c637915af3e9f2d385341", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice corner and need a comfortable adjustable strap with secure attachment, a finish-safe wall hanger, and lightweight capos for quick key changes.", "positive_items": ["B00N4ZHQ14", "B09V91H5XM", "B08DM9NFLH", "B0006ZXFWO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb964f40f9018b7ba109da62", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small performances, so I need light-gauge strings, durable picks for playing, and a portable reference tone to tune everything accurately.", "positive_items": ["B0BG95DG2H", "B00DKGLKE6", "B0C865T7BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb973c5670ee3a30dfdd531f", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording space and need easy-playing replacement strings, a way to connect my instrument directly to a computer, and secure padded stands for several guitars.", "positive_items": ["B08SB7FY7P", "B007MY5BDI", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cb9a5a8f1171e83f448b55ca", "partition": "shared_train", "query": "I\u2019m setting up a small podcast and live interview recording station where I can capture a polished host voice, a guest or co-host vocal, and route both professional microphones through one multichannel interface.", "positive_items": ["B074379C7Q", "B08NVVLB16", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cba062acb93056f6693aa316", "partition": "shared_train", "query": "I\u2019m putting together a mobile DJ lighting setup and need an eye-catching multicolor chase effect, plus wheeled padded transport for fixtures and a divided bag to carry two speaker stands safely.", "positive_items": ["B0040IM9UW", "B09JJ784V5", "B000GAXAFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cba9d6404fc0b9dd4eed1a2f", "partition": "shared_train", "query": "I\u2019m setting up a compact home music room for a beginner and need wall storage for several string instruments, dedicated holders for clarinet and flute, a starter erhu, guitar playing and maintenance accessories, and an adjustable shoulder rest for violin practice.", "positive_items": ["B0BZJNPDJS", "B0775Z5443", "B06XPRMZVT", "B00ICR2UL0", "B07MMJX9T7", "B00ICR2VR8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbae669fdfc18baad0389fcd", "partition": "shared_train", "query": "I\u2019m refreshing my guitar rehearsal and home-recording corner: I need to restring my acoustic, connect an electric guitar and effects chain, record through a two-input USB interface, keep several guitars safely supported, and replace worn amp indicator lighting.", "positive_items": ["B08JMQR2JK", "B005OZE9SA", "B09BF8XDF4", "B003KR2MTC", "B003KR0Y88", "B0B95V41NR", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbb0ba81b11cb6d24f22beb2", "partition": "shared_train", "query": "I want to prepare my guitar for secure, comfortable practice sessions, with a breathable adjustable strap and reliable attachment, while using a portable trainer-recorder to rehearse and capture my playing.", "positive_items": ["B0B8M2Q1DS", "B00H35YIJE", "B073WNCGCT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbb10249589638ac68e4f6f5", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Telecaster and need reliable six-in-line tuning hardware, a classic twangy pickup setup with clear attack, and a nickel replacement jackplate to finish the wiring and hardware refresh.", "positive_items": ["B00EB1226Y", "B01LGEH9X4", "B00U3FN5U4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbb9d18c93d8b5f965b8571c", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need a replacement control component for the wiring, heavier-gauge nickel strings for the setup, and a reliable capo for testing chords and playability.", "positive_items": ["B0002KZEAO", "B09SVD6M4Z", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbbe0f35bdaae4cc774dcf7c", "partition": "shared_train", "query": "I\u2019m putting together a portable Celtic folk performance setup and need a tunable bodhran, a guitar capo for clean chord changes, secure support for smaller string instruments, a way to hang one during performances, and padded guitar transport protection.", "positive_items": ["B0BLLKKFR8", "B003QTM9O2", "B000EENO2S", "B00BESRB8Q", "B001NASC5G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbc09cdbd0cbba0fda7decbf", "partition": "shared_train", "query": "I\u2019m refreshing an acoustic guitar for a small singer-songwriter performance and need compatible cosmetic protection, bridge hardware, and a wired vocal microphone setup.", "positive_items": ["B00721B71Q", "B00ANID75E", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbc519e7959076c9744cc5ca", "partition": "shared_train", "query": "I\u2019m putting together a small vocal recording setup and need an adjustable stand, protection from plosive sounds, and dependable balanced connections for routing microphones during sessions.", "positive_items": ["B0B52FBC66", "B015JTEBN8", "B07PSWC1XY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbd00163fd15aabe1087406c", "partition": "shared_train", "query": "I\u2019m rebuilding a compact drumline percussion setup and need crash accents, a controlled 22-inch bass-drum sound, stronger pedal response with a durable beater and replacement spring, plus a focused 6-inch tenor-drum head.", "positive_items": ["B0BT34HC2R", "B0002F4YBE", "B07F3JHK4S", "B0B9HNVSF9", "B005GBWB3C", "B00ZBM11M8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbd356219f592d5a1a2a32a8", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording corner for vocals and guitar, with secure wall storage for my instruments, adjustable mic positioning, replacement shock-mount bands, and a way to join two female XLR connections.", "positive_items": ["B06Y68ZX54", "B000Z0CI7S", "B077ZFXS9Y", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbd562efd3334ca56d308b48", "partition": "shared_train", "query": "I\u2019m getting an electric or acoustic guitar ready for regular home practice and need smoother tuning, comfortable support while playing standing, and a secure way to store it on the wall.", "positive_items": ["B077ZFXS9Y", "B07L92CFHW", "B0BJF97MDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbe1d78ff51431b0117a9994", "partition": "shared_train", "query": "I\u2019m putting together a comfortable clarinet setup for regular rehearsals, with secure hands-free support, mouthpiece cushioning, and a compact way to organize spare reeds.", "positive_items": ["B01ELJMZP8", "B07Z86T1YR", "B01B9HUMPK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbe82042a11c06779ce67b68", "partition": "shared_train", "query": "I\u2019m restoring my four-string Jazz Bass and want a cleaner, quieter vintage-style sound, refreshed controls and wiring, plus a cream pickguard and replacement black control knobs for the finished upgrade.", "positive_items": ["B0B8Z34Y9M", "B0019BOU1E", "B075RFCKYW", "B01DMIB3CA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbebc9e6fdbfb084f19c44c1", "partition": "shared_train", "query": "I want to record a singer-songwriter demo on my iPad with a warm vocal sound, reliable microphone connection, and a direct guitar input.", "positive_items": ["B019JX565C", "B08DBDD6CM", "B009AS1FLG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbedd8e91165496b2aadd449", "partition": "shared_train", "query": "I\u2019m setting up a small band rehearsal and demo-recording rig that can capture vocals, mic an amplifier or percussion, connect an instrument directly to the mixer, and blend several sources with effects and computer recording for practice sessions.", "positive_items": ["B0CB98SMQR", "B0027V760M", "B08NVVLB16", "B07FKKD86H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbeffe5a9283db7429d2dc96", "partition": "shared_train", "query": "I\u2019m putting together a compact live-sound rack for rehearsals, with a way to split one microphone feed between two mixer channels, connect balanced audio cleanly, remove ground-loop hum, and add sturdy threaded rails for mounting equipment.", "positive_items": ["B094DT88S9", "B01DE4DEGK", "B0BK9YKQFR", "B01DN7OI40"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbf05a8a38ed34fa597df403", "partition": "shared_train", "query": "I\u2019m setting up a small stage-lighting show and need reliable DMX connections from multiple fixtures to my lighting controller, with cable lengths suitable for both nearby equipment and longer runs.", "positive_items": ["B09ZSKNN1R", "B09ZSKK72G", "B09ZTHDXTD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbf77e12b3572ac6d1e79e85", "partition": "shared_train", "query": "I\u2019m setting up my bass for drop-C rehearsals and need reliable tuning, strings that stay punchy under lower tension, and a safer strap connection for energetic playing.", "positive_items": ["B00646MZHK", "B01L3JHMFC", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbf97f56c6e15768d372fabb", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and need the hardware to replace the worn string nut, secure the neck firmly to the body, and reinstall the pickguard with matching mounting screws.", "positive_items": ["B009GT0KNI", "B00IDSVPR8", "B00GESEQ4S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cbfb417549894b3cf6707ae4", "partition": "shared_train", "query": "I\u2019m starting a 30-day guitar learning routine and need guided song lessons plus reliable chromatic tuning, including a portable tuner and contact microphone for accurate practice at home or on the go.", "positive_items": ["B075FZF8L8", "B07SRJ9ZB8", "B096BHMVN1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc05cf8a0f91e6bad654e873", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need reliable microphones for singing and an amplified instrument, plus a stable adjustable boom stand and a cable to connect everything to my audio input.", "positive_items": ["B003GEBGA0", "B0CB98SMQR", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc0ef917d43e4dd9001d9b20", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and want a secure strap setup, accurate tuning, and tools to measure neck relief, string height, and fretboard radius for a proper setup.", "positive_items": ["B07KWT7XLY", "B0032TN7DS", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc135885433c62270a02a313", "partition": "shared_train", "query": "I\u2019m restringing and giving my acoustic guitar a basic tune-up, so I need a safe neck support, an all-in-one tool for removing and winding strings, and comfortable thumb picks for testing the result.", "positive_items": ["B00TV90MT0", "B07KB9QBQ1", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc17522d92c2dc5432f94b84", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal recording session and need a reliable close-up singing setup with reduced breath and wind noise, plus enough inputs to capture several performers or instruments at once.", "positive_items": ["B07CYRYQ8G", "B006BST39E", "B0BK6PMJD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc18ebf6ff88866543dae02b", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal and recording rig for a keyboard, acoustic guitar, and drum kit, with internal tone shaping, a refreshed 12-inch tom, detailed overhead capture, acoustic instrument DI and amp modeling, and a secure stand-mounted mic position.", "positive_items": ["B0BXT41VYY", "B00013BMT4", "B07PLH3Q4G", "B076CBMTF5", "B07MJVGJSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc19a21e198ba8ae2670a85a", "partition": "shared_train", "query": "I\u2019m refreshing my Telecaster with a replacement pickguard, updated control hardware, safer strap attachment, and fretboard cleaning supplies for a clean, reliable setup.", "positive_items": ["B093YKLWVN", "B096K2LZKH", "B0B8Z2T4PS", "B07NW9Y9GN", "B0C4GJM9J4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc1c6de43595974dc96baa5f", "partition": "shared_train", "query": "I\u2019m preparing a portable rehearsal and small-stage music setup that combines a keyboard, bass drum, and foot-triggered percussion, with microphone support, short balanced connections, hands-free tablet charts, and durable wheeled storage for transporting the gear.", "positive_items": ["B017DNYI0E", "B0179C3V7K", "B0002F7A06", "B08Z5XSKP8", "B005J9FS0Y", "B0007G6KSS", "B007IU52F8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc20dc4472f541674a93eae5", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar and vocal setup for a small live performance: I need a safe repair mat for replacing bridge pins, fresh picks for playing, and reliable XLR leads to connect the microphone to the mixer.", "positive_items": ["B08T2DMFKD", "B0727RR664", "B09R2XFGH4", "B06XW4SNFG", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc22017b0523af0a5210c857", "partition": "shared_train", "query": "I\u2019m refreshing my guitar for regular live playing and want longer-lasting strings, faster stable tuning, comfortable hands-free support, and a convenient way to keep picks accessible.", "positive_items": ["B0B8M2Q1DS", "B0002CZTIO", "B015TBAAT0", "B0007Y2CYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc275750b355aa267b68ed44", "partition": "shared_train", "query": "I\u2019m preparing a small guitar showcase and need to restring my 7-string electric, steel-string acoustic, and classical guitar, refresh the amp with a compatible replacement tube, and add a comfortable strap for rehearsals.", "positive_items": ["B07C9YCY5J", "B074WXM13T", "B098KXQJVY", "B09BF8XDF4", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc2f8b272b820776033ac4e5", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular practice and small live performances, and need reliable setup essentials for replacing the strings, keeping it securely supported, and tuning accurately on stage.", "positive_items": ["B00IFOTSJW", "B000WYEJPQ", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc3fbc0b869bc76921d2e1fe", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a stable way to isolate my condenser microphone, reduce plosive noise, and connect its mounting hardware securely to a European-threaded mic stand.", "positive_items": ["B016QUXTZU", "B000LQLDM2", "B001H5OSCI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc42c10915a63e72619a7d1e", "partition": "shared_train", "query": "I\u2019m preparing a playful acoustic guitar-and-kazoo performance and need to capture the guitar through an amp, keep it in tune, and add the kazoo melody.", "positive_items": ["B06XF4GPQP", "B07211VSC5", "B000B3ZGMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc6faff5b8896cbb6d9430a6", "partition": "shared_train", "query": "I\u2019m setting up a home keyboard practice area and need comfortable adjustable seating, a sturdy height-adjustable stand for my instrument, and a fitted cover to protect everything from dust between sessions.", "positive_items": ["B0C3LH9FX2", "B00M6SJ3CU", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc710219aa0d1c74d291a6e6", "partition": "shared_train", "query": "I\u2019m building a compact guitar effects pedalboard for recording and small gigs, and need reliable short patch connections between several pedals, isolated regulated power for multiple effects, and a balanced cable to connect the board cleanly to my audio gear.", "positive_items": ["B01DE4DEGK", "B073XXLVWT", "B005T800V2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc71b39d41dcd0b90d352e7c", "partition": "shared_train", "query": "I\u2019m setting up a small clarinet recording station and need a stable place to rest the instrument, reliable replacement reeds, and both short and long cables for connecting audio equipment without unwanted noise.", "positive_items": ["B07MJQJVK8", "B01N7CUPMF", "B09TQ5K47S", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc7750d2a35a3a3178654225", "partition": "shared_train", "query": "I\u2019m refurbishing my old folk acoustic guitar for regular playing and need reliable tuning hardware, fresh bright long-lasting strings, and a secure, adjustable way to carry it.", "positive_items": ["B07BKYPSSG", "B00P073RIK", "B07FYJ7ZLJ", "B01LKYTQOK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc7b5baadba87b7191b0ed64", "partition": "shared_train", "query": "I\u2019m setting up a small live drum performance recording and need reliable sticks, a secure platform mount for the wireless receiver, a way to send its separate audio channels into a mixer, and a long balanced connection to the sound system.", "positive_items": ["B07KGLH153", "B08XN4GV3D", "B0BBPLFSCG", "B0002F76P0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc7c939dd0f67bbe51c48d1f", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and recording guitar at home, with reliable connections to my audio gear, durable picks for playing, and a secure stand to keep the instrument safely stored between sessions.", "positive_items": ["B00JL5I61A", "B08BW2TBD7", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc878f5c7dc87e36feb7bd51", "partition": "shared_train", "query": "I\u2019m getting an acoustic-electric guitar ready for a home demo: I need a way to smooth and bevel sharp fret edges, keep the instrument supported while playing, and position a powered studio microphone steadily for recording vocals and guitar.", "positive_items": ["B01I6LIZ8S", "B0814TDY6D", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc905688c5543a6e381b3178", "partition": "shared_train", "query": "I\u2019m putting together a small school theater performance with live percussion and spoken narration, and need tools for varied cymbal effects, quiet drum textures, secure cymbal-stand setup, and hands-free wireless vocals.", "positive_items": ["B0002GZUTI", "B00EBJDL2U", "B0731YLWY8", "B0BKZ22NHL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc961eb0756f9b71a6de7676", "partition": "shared_train", "query": "I\u2019m building a compact analog-electronic live jam setup with layered synth textures, lead arpeggios, sequenced bass, punchy drum patterns, and a simple way to connect guitar to my phone for recording.", "positive_items": ["B07WN4R8YW", "B09NW1V1VQ", "B0758S8YPV", "B09NW2TN2H", "B07N2VR5MH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cc9f151455feca4e0ceb1aa2", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic performance and need to refresh my 12-string\u2019s tone, secure a strap, add reliable strap locking, and have versatile picks plus a smoothly adjustable capo for my 6-string.", "positive_items": ["B00BESRB8Q", "B06W2NS7RW", "B0BTC9YJ2W", "B0BKZ3GCGR", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cca8a3a6ff17316dc06dbe80", "partition": "shared_train", "query": "I\u2019m putting together a powered electric-guitar pedalboard for rehearsals and small gigs, with dynamic overdrive, mellow delay, swirling phase, and chorus effects so I can create varied tones from one setup.", "positive_items": ["B00HB2ZVRC", "B004FEBS8K", "B00HB2ZSSO", "B01LSHMR86", "B00HQCXBHY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ccb6b45c3218a5e0bf8a65f2", "partition": "shared_train", "query": "I\u2019m refreshing my five-string bass for smooth Motown-style practice and need a safe padded way to keep it accessible while I work on consistent timing and tune to a reliable reference pitch.", "positive_items": ["B00M5DW2JW", "B076WLYMXR", "B0BCL4K9GF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ccbfef8ccd0222b792d42adc", "partition": "shared_train", "query": "I\u2019m building a hybrid DJ-and-drum performance setup for rock and electronic gigs, with portable live mixing, refreshed kick-drum punch, versatile hi-hat articulation, and an explosive accent cymbal for transitions and fills.", "positive_items": ["B0019I99FY", "B0BKZ2S4NN", "B0883TR4J7", "B09V54MQ64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ccc8de32ed0132b7c04baa94", "partition": "shared_train", "query": "I\u2019m setting up a dependable electric guitar for regular practice and gigs, with versatile tones, comfortable picks for playing, and secure hardware to keep the strap attached safely.", "positive_items": ["B07KXZP14C", "B09V92RNL3", "B014PEZVKU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ccc9e2f54bc5ecdcf2796884", "partition": "shared_train", "query": "I\u2019m getting ready for regular acoustic guitar practice and small performances, and need comfortable hands-free support, several pick styles for experimenting with tone and technique, plus finger protection and easy storage for longer playing sessions.", "positive_items": ["B099QSKMBP", "B09HC4FKJG", "B09NWCD36N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cccb940a0bda1ec40b8da6a6", "partition": "shared_train", "query": "I\u2019m putting together a versatile acoustic-electric guitar setup for bluegrass practice and small performances. I need to upgrade the strings, add a removable soundhole pickup, tune accurately in specialty settings, connect the instrument to an amp and nearby effects, and play comfortably standing.", "positive_items": ["B074WXM13T", "B07JCW1KGG", "B01DE4DTAG", "B0BSGM6CQ9", "B01DBS2U9G", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cccc6c0aec3efc8388d8d0d0", "partition": "shared_train", "query": "I\u2019m putting together a small folk-street performance and need a compact setup covering deep hand-played rhythm, bright shaker-like accents, and a clear traditional melody instrument for group rehearsals and outdoor playing.", "positive_items": ["B09MK6GSVH", "B08138C5PR", "B001L9CGNS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ccecfae9e7b0e74aa5fac2c1", "partition": "shared_train", "query": "I\u2019m setting up a comfortable tenor sax practice and gig routine and need a secure place to rest the instrument, a supportive neck strap, and a way to keep its pads clean between sessions.", "positive_items": ["B001EEO8IQ", "B07B4ZZVDV", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ccf7b0729e69cbb9f5fb9d11", "partition": "shared_train", "query": "I\u2019m setting up a portable live presentation and DJ rig with a hands-free wireless vocal mic, elevated PA speakers, and a transportable rack case for mounting wireless equipment while keeping a laptop accessible for music and presentations.", "positive_items": ["B0035HBYWS", "B00SX2L4RA", "B002FOEKNC", "B0041R29MK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd115972bc18e80321e9cd11", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need the hardware to install humbuckers in both neck and bridge positions, replace the control knobs, and securely attach a new pickguard.", "positive_items": ["B073V6CRPK", "B00XMZAFQ4", "B073V65CWT", "B01D2GAKV2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd12d6027731a57d44057855", "partition": "shared_train", "query": "I\u2019m preparing for a weekend of guitar rehearsals and casual performances with acoustic and electric instruments, so I need protected transport, compact amplification, and essential portable tools for tuning, restringing, and playing comfortably.", "positive_items": ["B095XCZXNQ", "B0BZJNPDJS", "B0BT8FDL8B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd141bde9d2dd8d85b65d5b8", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for practice and want easy tuning, heavier-gauge nickel strings, and a variety of pick thicknesses to try different playing feels.", "positive_items": ["B09NWCD36N", "B0BHSG5C3G", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd1cef47e1114aa13e99b8f6", "partition": "shared_train", "query": "I\u2019m overhauling my Music Man-style bass with a replacement pickup and onboard bass, mid, and treble shaping, while building a compact powered pedalboard for flexible bass effects and spacious phase sounds.", "positive_items": ["B000KIPTE4", "B01JA6FNPQ", "B001KO73DW", "B003YQ0HBY", "B01BZTGPW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd1d44d77165f569cd5ed366", "partition": "shared_train", "query": "I\u2019m setting up a portable, quiet trombone practice routine and need a way to reduce volume, hold my music, and organize and carry my practice gear.", "positive_items": ["B00TWHTPWG", "B0002E568K", "B0002MDTVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd1f770329366df762cf3530", "partition": "shared_train", "query": "I\u2019m putting together an affordable setup for learning acoustic guitar, including a beginner-friendly instrument, long-lasting strings that resist tone loss, and an adjustable strap for comfortable standing practice.", "positive_items": ["B071RLH95D", "B00HZH4D04", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd1faa9f808343afbbbd6a3a", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for expressive rock lead playing and need replacement strings, a classic foot-controlled wah effect, and an easy way to clean the strings, fretboard, and hardware.", "positive_items": ["B07YD55J3K", "B0BK9ZT28X", "B09G5VVK1R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd1fce2d18188c90c7549965", "partition": "shared_train", "query": "I\u2019m preparing my guitars for a classic-rock rehearsal: I need to improve Telecaster intonation, restring an electric guitar for a warm vintage tone, and change keys quickly on both acoustic and electric guitars.", "positive_items": ["B00CPLODUU", "B0789YKSJ4", "B0C3R3P8LS", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd23e09a80a09c7bf9e6662e", "partition": "shared_train", "query": "I\u2019m putting together a standard drum kit for rehearsals and gigs and need practical hardware for setup, a quick way to make adjustments, and padded protection for transporting the kit without scratches or dents.", "positive_items": ["B0BZX4HHSB", "B000CNQ9SW", "B0016H8S1O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd2596ba578dbe77caccd065", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and five-string bass with bright, clear strings, and need an ergonomic tool to remove bridge pins, cut, stretch, and wind the strings efficiently.", "positive_items": ["B0BHG58G2F", "B08R5GM6YB", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd27f3d70b936c63a427206b", "partition": "shared_train", "query": "I\u2019m putting together gear for an outdoor guitar performance and need a secure strap, quick clip-on tuning, and a weather-resistant horn speaker to project the music.", "positive_items": ["B0B8M5FJ9W", "B00XJNOMJ0", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd299132f06f8dbb96f06bbf", "partition": "shared_train", "query": "I\u2019m creating a compact sound meditation setup and need a resonant gong, a stable freestanding support for it, and a soft-headed mallet for gentle, clear tones.", "positive_items": ["B07H2LX19L", "B08Z3MMHZ3", "B001MSD2F4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd2cd8cc36c8457e52427bd0", "partition": "shared_train", "query": "I\u2019m restoring a Fender Strat-style electric guitar and need reliable tuning stability, a compatible vintage-style tremolo bridge, and a replacement jack for a secure instrument-cable connection.", "positive_items": ["B003AYPT8G", "B0BKR2ZM9X", "B0B8Z6YPWN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd335da138bce9a3ce4d109f", "partition": "shared_train", "query": "I\u2019m preparing a concert covering Eb, Bb, and bass clarinet parts, and need reliable mouthpiece options for each instrument with accurate intonation, clear articulation, easy control, and enough projection across the full range.", "positive_items": ["B00H15L5WY", "B074P3NMG4", "B00TH40K64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd3862791f6bc23793cea029", "partition": "shared_train", "query": "I\u2019m refurbishing my Epiphone-style electric guitar for regular gigs and need replacement bridge hardware, compact connections for arranging effects pedals, supplies to clean the fretboard and finish, and a durable adjustable strap for playing comfortably.", "positive_items": ["B0928FM4T3", "B01IWQCEDO", "B07RLVH6H4", "B09PBL98Q4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd3f38868c3112ead0cb2aa8", "partition": "shared_train", "query": "I\u2019m refurbishing my standard HH Strat-style electric guitar and need a shielded replacement control plate, a quieter, more reliable output connection, heavier-gauge strings, and durable picks for setup and testing.", "positive_items": ["B07NT6GJC2", "B07F5PX9Y3", "B0BSGM6CQ9", "B079QMY55P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd4186c723f753a3010208ce", "partition": "shared_train", "query": "I\u2019m setting up a small home music-production and rehearsal rig where I can refresh my electric guitar, mix its sound with vocals or other instruments, and control software synths and clips from a compact keyboard.", "positive_items": ["B08T2GKXNG", "B0064RTS0G", "B00UNP92A6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd4eb8fae8bcfae7b9525305", "partition": "shared_train", "query": "I\u2019m restoring a Les Paul-style electric guitar and building a matching stage setup, with warmer higher-output humbucker tones, black covering for a Fender-style amp cabinet, and a passive interface to send the instrument cleanly to a mixer.", "positive_items": ["B01N1RNJXJ", "B07FZ5XBCJ", "B009A5JA98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd4f855b7ac9a896becbc157", "partition": "shared_train", "query": "I\u2019m setting up a beginner violin practice kit and need help keeping steady tempo, marking note positions on the fingerboard, and replacing a worn D string.", "positive_items": ["B00QATI84A", "B00N4ZJS56", "B09ZQGSXM2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd5382f33b5dab45b2d8d1eb", "partition": "shared_train", "query": "I\u2019m assembling a portable electric-guitar rig for rehearsals and gigs, with expressive wah tones, a reliable short connection between pedals, and protective cases for both my guitar and floor controller.", "positive_items": ["B0002D0KCI", "B097Q9W8MW", "B004H1RY52", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd54cc5d1c6ef19118571cd1", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar recording and streaming station with comfortable playing support, reliable tone-shaping accessories, clear desktop vocals and instruments, and an adjustable stand for my laptop and MIDI controller.", "positive_items": ["B08T2N27DG", "B0BB83N4TR", "B0BKZ3GCGR", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd56f429321ff4531b68c9de", "partition": "shared_train", "query": "I\u2019m building a guitar rig for recording and live rehearsals that needs reliable pitch checking, a versatile high-gain distortion with tone shaping, and an octave fuzz sound for aggressive lead parts and heavy riffs.", "positive_items": ["B01ERE7DVS", "B007T8OGLK", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd63a8dcf874551b34624a96", "partition": "shared_train", "query": "I\u2019m setting up a home trumpet practice and teaching corner, with a portable music stand, embouchure-training aid, wah-wah sound option, organized mouthpiece storage, finish protection, and safe trumpet storage both on the wall and inside the instrument for transport.", "positive_items": ["B07CZMZRWN", "B00ICR2TYS", "B0B6P55RBN", "B0B2F781MF", "B0002DYCWC", "B0002E582O", "B0C3PX32HD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd6828b0938cec62dc468b4f", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic guitar practice kit for traveling and casual playing at home, with a small right-handed guitar, comfortable picks, and a convenient way to keep them close by.", "positive_items": ["B00O9N4ZFU", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd720c953d20e3d54ebc7b2a", "partition": "shared_train", "query": "I\u2019m preparing my guitar for live gigs and need a setup that keeps it protected in its case, lets me play comfortably onstage, and provides personal in-ear monitoring.", "positive_items": ["B07KG8FM64", "B07226MCY6", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd7a955d9d1194ef0a33ce45", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar pedal setup for rehearsals and need reliable clip-on tuning, short flexible connections between effects, and an analog compressor that works for both guitar and bass.", "positive_items": ["B074GXRXVR", "B00646MZHK", "B075MCRFYZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd8d8c56f5d8aefcd4c2e60a", "partition": "shared_train", "query": "I\u2019m putting together a practical setup for transporting and playing my acoustic guitar, with reliable protection, an easy way to keep it in tune, and plenty of comfortable picks for regular practice and performances.", "positive_items": ["B00KND95KK", "B0BG95DG2H", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd931ead1b9e8cdd708853e9", "partition": "shared_train", "query": "I\u2019m setting up a compact live guitar rig and need hands-free preset switching, a short low-noise instrument connection, and passive impedance matching for clean signal delivery to the PA.", "positive_items": ["B0002Q2DE8", "B0B95V41NR", "B07FZ5XBCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd9c6419b9d4abb6fd8c7d0d", "partition": "shared_train", "query": "I\u2019m setting up a compact mobile performance rig for small outdoor gigs and need a stable height-adjustable stand for my PA speaker, a secure clamp for mounting lighting to the stand or truss, and an adjustable reading light for my music stand.", "positive_items": ["B07NSWD8BR", "B08VHZ4FFW", "B00P18S8AA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cd9fb3be9b1be9762d9dc126", "partition": "shared_train", "query": "I\u2019m putting together a small outdoor world-music performance and need an easy-to-play drone instrument, a protective shoulder-carry case for transporting it, and a low, projecting bass rhythm accompaniment.", "positive_items": ["B00IHAQR5W", "B0BLVHR9MG", "B0087HEO64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cda79ab37504e346602a6e8f", "partition": "shared_train", "query": "I\u2019m getting my 4/4 cello ready for regular practice and a recital, and need a replacement G string, a stable foldable stand for storage and setup, plus a gentle way to remove rosin, dirt, oil, and wax from the instrument and strings.", "positive_items": ["B077H1WCSS", "B004R90IAW", "B07L8ZZFF5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cdb8085a587ad191cd5ddfa9", "partition": "shared_train", "query": "I\u2019m preparing to record a small live band demo and need fresh strings for my long-scale four-string bass, stable adjustable amp positioning, and a matched stereo condenser setup for capturing drums and acoustic instruments.", "positive_items": ["B07D5W5X3Z", "B07C484BHP", "B000RXPQSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cdb99936778d608677877761", "partition": "shared_train", "query": "I\u2019m organizing a small live vocal performance and need several handheld microphones for singers, a long cable to connect one to the sound system, and foam covers to reduce wind noise and moisture.", "positive_items": ["B08DBDD6CM", "B07C91JT14", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cdbb397cb67f8a6555e5e4e5", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar-and-vocal performance and need supplies for playing guitar with picks, connecting it to an amp, and running the vocal microphone to a mixer.", "positive_items": ["B0BYJN7JWQ", "B07BLM53Z1", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cdc1785575245acc91733aa6", "partition": "shared_train", "query": "I\u2019m setting up my guitar for safer, more comfortable practice and precise playability, with secure standing support, an adjustable seated foot position, and accurate measurements for dialing in the action.", "positive_items": ["B0C3H7SNPQ", "B00NARHNCS", "B07T3GZVMD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cdcaa577056ac5c6970b4b70", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for recording guitar-and-vocal demos at home and while traveling. I need better-sounding recordings in untreated spaces, reliable picks for playing, and a convenient way to keep one instantly accessible during takes.", "positive_items": ["B07KKP4PQ8", "B0BKZ3GCGR", "B003JZOW98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cde5cd1a0e1b59ae4ccdda93", "partition": "shared_train", "query": "I\u2019m putting together a portable live setup for acoustic-guitar and vocal performances, with tablet-controlled mixing, reliable balanced connections over stage distances, short mixer-to-speaker links, a collapsible stand, feedback control for the guitar, and a lightweight powered PA speaker.", "positive_items": ["B00HI3DSA6", "B00O5EL4MA", "B01IBEU330", "B00ZR77GGC", "B07BWMQFMT", "B015JTEBN8", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cde7818d796bded1d4b9a996", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a flexible way to position a handheld microphone, reduce wind and spit on the mic, and connect it reliably to a mixer or recorder with a long balanced cable.", "positive_items": ["B06Y6BCX7B", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cdeca946edb449227ffd5851", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and playing classical guitar, with reliable clip-on tuning, quick key changes on a flat fretboard, and a way to make and carry custom picks.", "positive_items": ["B072DXPHC3", "B00IFOTSJW", "B096KCSCHJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cdef4a3a99b4da74e966ba8e", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for writing and performing Hawaiian-style slide guitar: I need padded transport for my mini-jumbo acoustic and stand, quick tuning, a steel slide, easy access to picks, and a portable tool for planning chord progressions.", "positive_items": ["B07J4Y1XZ3", "B01AA6BNCC", "B095XCZXNQ", "B0BPLFP5P6", "B07G7HLSS1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cdff273f3c1534590bf30b53", "partition": "shared_train", "query": "I\u2019m carrying out a complete setup and fretwork overhaul on a bass and a tremolo-equipped electric guitar, including checking fret slots, crowning and polishing frets, accurately spacing and filing the bass nut, and replacing noisy tremolo springs.", "positive_items": ["B01N0FH0Q8", "B072B964R2", "B088K8R448", "B00XQCAYVO", "B07GJ7YNKW", "B07ZJS73CX", "B01KS17KR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce06800bae52afa8340f616c", "partition": "shared_train", "query": "I\u2019m putting together a comfortable, portable 76-key keyboard setup for rehearsals and small gigs, with protective transport, an adjustable seat, and stands for positioning studio monitors.", "positive_items": ["B01M12WWNX", "B07MZYNZ1C", "B005JTV358"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce08d533c6ffd2bda4edb086", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and need an affordable dreadnought with a comfortable adjustable shoulder strap, plus a practical tool for changing strings and handling bridge pins.", "positive_items": ["B08R5GM6YB", "B09V91H5XM", "B071RLH95D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce1767719ad6463c0b4f85c4", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice station with a versatile solid-body guitar, a compact amp for clean and overdriven tones, essential playing accessories, and simple tool-free cleaning for strings and hardware.", "positive_items": ["B08L347V92", "B09SZK8WJ5", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce1b847d684267390cf5ebbf", "partition": "shared_train", "query": "I\u2019m refreshing my 13-inch snare and 22-inch bass drum for a tight, punchy rock or gospel setup, with durable heads that tame overtones and reliable sticks for playing.", "positive_items": ["B01LF4C8DG", "B0BKZ2S4NN", "B0BCXD2QDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce1cb86d444fd5146ad09558", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar for home practice and display, needing a safe wall-mounted holder, an easy way to change keys while playing, and a replacement plate for the output jack.", "positive_items": ["B017K8FR8E", "B07BSZNKTM", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce20da3fa72efde1aa06f347", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar setup for road trips and campfire sing-alongs: something lightweight with a protective carry solution, quick readable tuning, and durable thin picks for easy acoustic strumming.", "positive_items": ["B0B6H8D2YH", "B09RJZSQML", "B0B8P1YW7L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce23fbb75fdcf50729cd4173", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric guitar setup for rehearsals and small gigs, with secure transport, quick tuning, comfortable hands-free playing, a variety of picks for experimenting with tone, and safe stands for storing my instruments between sessions.", "positive_items": ["B09NWCD36N", "B097Q9W8MW", "B09V91H5XM", "B0BPLFP5P6", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce24da10d21ada5857520bbe", "partition": "shared_train", "query": "I\u2019m refreshing my EL84 guitar amp and building a compact pedalboard, so I need compatible replacement valves, a versatile overdrive with tone shaping, and short right-angle patch leads.", "positive_items": ["B07JCW1KGG", "B004OK1G64", "B07C9YCY5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce2589b3238e2690db6af31e", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for my band and need reliable connections for a microphone, guitar, and bass, plus fresh strings for my extended-range electric guitar and four-string bass.", "positive_items": ["B01CS87OLO", "B097JDV3FW", "B06XB3FQKB", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce2b46d3eab52c11e6074d5c", "partition": "shared_train", "query": "I\u2019m restoring an Epiphone Les Paul or SG-style electric guitar and need replacement hardware for stable string anchoring and tuning, plus a compact clip-on tuner to set it up accurately afterward.", "positive_items": ["B07RLVH6H4", "B01MG3QVCK", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce2c6d1c50e154346f3c369a", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar practice setup with hands-free support, accurate clip-on tuning, amplified sound for home or travel, and both light and heavy picks for different playing styles.", "positive_items": ["B06Y2W66F5", "B00CGFRJ2Y", "B0BG95DG2H", "B0BHSG5C3G", "B00VYHJ5E0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce35161dc77d314efc9cdb54", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production station to record vocals or ideas on my computer, play virtual instruments with a small MIDI keyboard, and use hands-free sustain while composing and arranging tracks.", "positive_items": ["B07CQMZVYL", "B001R76D42", "B00005ML71"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce388f7f1cd2ec8c73a65521", "partition": "shared_train", "query": "I'm setting up a small live music and karaoke night and need reliable gear for connecting an instrument, handling lead vocals with a dependable backup microphone, and letting the host move around wirelessly while introducing performers.", "positive_items": ["B0BLLXSJMM", "B077TD27Q8", "B0BXBFG6BX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce3f18136507958b5f565961", "partition": "shared_train", "query": "I\u2019m doing a full setup and maintenance session on my guitar: I need to measure string and fret-related clearances accurately, condition the wooden fingerboard, reduce friction at string contact points for better tuning, and handle assorted hardware adjustments with one compact tool.", "positive_items": ["B00NARHNCS", "B0BXT6TM6N", "B07DL9VSDF", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce46435e1b45ddb72d7b9dea", "partition": "shared_train", "query": "I\u2019m refreshing my guitar and drum setup for a recording session: I need bright high-strung electric guitar strings, a cleaner and conditioner for the wooden fretboard, and a more secure bass-drum pedal spring connection that won\u2019t shift during hard playing.", "positive_items": ["B0928HW2P4", "B096MVFY5B", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce4b1df9e7fe64d0ea079104", "partition": "shared_train", "query": "I\u2019m refurbishing an American Deluxe-style Strat and want to improve tuning stability, preserve high frequencies when rolling back the volume, and replace the neck hardware with compatible chrome parts.", "positive_items": ["B00UI3N5QK", "B0BT34HC2X", "B0048UCGGO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce4dc739439042f2bd49a686", "partition": "shared_train", "query": "I\u2019m refurbishing my Gibson bass for regular playing and need a setup that improves its bridge adjustability, gives it smooth bright strings, makes tuning quick and accurate, and keeps the instrument safely supported between practice sessions.", "positive_items": ["B003H8ZC5A", "B073VRMPDY", "B0B7C7PYVC", "B00724ZD40"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce56c8cd835d4091aa9be8d4", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal-recording station and need USB connectivity, balanced microphone leads, and a fitted foam screen to reduce pops and wind noise.", "positive_items": ["B06X9KG3HW", "B07CMQHLKD", "B077Z9HF27"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce585dff352ca441671d0ad1", "partition": "shared_train", "query": "I\u2019m setting up a simple home session to record sung guitar demos, so I need clear vocal capture, reliable instrument tuning, and a suitable cable to connect the guitar.", "positive_items": ["B019JX565C", "B07Y949JY1", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce59a82f4e8f343109096664", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for home practice and need a reliable way to connect it to a versatile amp, improve tuning stability with replacement machine heads, and reduce friction at the nut and other string contact points.", "positive_items": ["B00EB124RQ", "B07DL9VSDF", "B0B95V41NR", "B01822J05S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce743d5d4a482d271dbeb434", "partition": "shared_train", "query": "I\u2019m preparing my guitar for fingerstyle practice and need to replace a worn string, improve picking control, and keep the instrument safely humidified in its case.", "positive_items": ["B07FBGM444", "B000EEJE4K", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce79bce23ea8a41172bfc1e5", "partition": "shared_train", "query": "I\u2019m preparing for a multi-instrument wind rehearsal and need a portable setup for reading music, keeping a clarinet dry, cleaning a French horn safely, and securing a tenor saxophone reed for clear playing.", "positive_items": ["B0BMZ3PZ3G", "B0B6P55RBN", "B000A82NK2", "B0BDMGL8WJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce8140a7ce1d0e0a666b3046", "partition": "shared_train", "query": "I\u2019m organizing an outdoor 12-string acoustic guitar performance and need fresh strings, a reliable capo for quick key changes, and a weather-resistant horn speaker to project the music clearly to the audience.", "positive_items": ["B0BTC9YJ2W", "B01MRJUB7Z", "B00XJNOMJ0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce84beff2482d87a2260737f", "partition": "shared_train", "query": "I\u2019m refurbishing an older electric guitar and need hardware to secure its pickguard, refresh the control knobs, and add reliable strap attachment points during the rebuild.", "positive_items": ["B01N5KND14", "B0B49TFGKT", "B00WFS8SH2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce85e2503ee64187774895aa", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and recording space, and need wall treatment to tame echoes, a wireless handheld microphone for moving around, and hardware to smooth vocal levels and reduce unwanted noise.", "positive_items": ["B0BMDF94FH", "B01M68F9HU", "B08XCG2M41"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce85fcdf9f1656f07de25c51", "partition": "shared_train", "query": "I\u2019m putting together a safer guitar practice setup with dependable strap security, a temporary stand for tables or amps, and a selection of pick thicknesses to find what feels best.", "positive_items": ["B08BSFDY99", "B000EEJFUI", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce88ef62a5e86e780ca7bc80", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and small live-performance rig that can safely organize several guitars, support quick key changes, secure my straps, manage effects and MIDI connections, position a microphone, and add portable percussion textures.", "positive_items": ["B07MJJ281Z", "B00FEK5QPK", "B07S1LH6JG", "B0BYXQHW7Y", "B07R28FF44", "B0BXX3MYXT", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce8a38d469df6c808c71fde7", "partition": "shared_train", "query": "I\u2019m setting up a small guitar ensemble rehearsal and need a way to tune the instruments, keep several guitars safely accessible between songs, and connect one electric guitar to an amplifier.", "positive_items": ["B09KWWS7DH", "B0BHSG5C3G", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce8e11ca09492541baadd48a", "partition": "shared_train", "query": "I\u2019m setting up a home singer-songwriter recording corner and need to keep my guitar precisely tuned, play comfortably while standing, and reduce harsh vocal bursts in my microphone recordings.", "positive_items": ["B09198262S", "B016QUXTZU", "B0C58M767M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce8ee0988cebd44987078a89", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular practice and gigs: I need an A-frame stand, durable black coated strings in a 12\u201352 set, and a finish-friendly way to keep standard picks handy.", "positive_items": ["B0BXT384GR", "B000X2VNTW", "B000AOACR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce900441d13a68ab0a3f6a66", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string electric guitar and want to improve tuning stability, install fresh strings, and add an expressive overdriven tone for rehearsals and recording.", "positive_items": ["B00162ZRHM", "B08G8W9HJX", "B00ABLI0IC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce9924e55c8167a9a5c8dbcd", "partition": "shared_train", "query": "I\u2019m preparing several acoustic guitars for a small live performance and need secure stands, a quick-release playing setup, picks, easy key changes, and tools plus fresh extra-light strings to restring the 12-string.", "positive_items": ["B08JMQR2JK", "B07XP6MHQT", "B08R5GM6YB", "B0BTC9YJ2W", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ce9b69ef14a5b9ddac5916e3", "partition": "shared_train", "query": "I\u2019m restoring a six-string electric guitar for bright Nashville-style doubling, replacing worn control hardware and installing a high-strung set with dependable volume and tone adjustment.", "positive_items": ["B0B8Z2T4PS", "B0002KZEAE", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ceac0a41f3871d1fbe186e5e", "partition": "shared_train", "query": "I\u2019m rebuilding an oversized drum kit for recording and need durable, controlled low-end on one drum, a responsive snare head, and a warm, projecting coated head for the larger tom.", "positive_items": ["B082WVC3RT", "B082WVMFYB", "B075MRMFM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ceb2c61b061e6de7d9e63424", "partition": "shared_train", "query": "I\u2019m restoring an older Precision bass for playing live, aiming for period-correct chrome protection and hardware, a comfortable thumbrest, secure strap attachment, and a matching worn-in leather strap. I\u2019d also like a compact clip-on light for setup and rehearsals in dim venues.", "positive_items": ["B08DMLGP4Z", "B06XGVNTR6", "B071RYWF1X", "B0B8Z5LTZ2", "B0002E2G5Q", "B09G7GH2FH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cec3bbda41fd44dca8be50ca", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar pedalboard for rehearsals and gigs, and need dependable multi-voltage power, short low-noise connections between pedals, and durable medium-gauge picks for playing.", "positive_items": ["B00FS6SP5S", "B0BYJN7JWQ", "B00QRJHVPA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cecac19d3974abee5e4da055", "partition": "shared_train", "query": "I\u2019m putting together a practical care and playing kit for rehearsals with my clarinet and tenor saxophone, including stable reed storage, mouthpiece protection, thorough instrument cleaning, and a comfortable way to carry the saxophone.", "positive_items": ["B07B4ZZVDV", "B0B4SGJRHR", "B07N1RPV4J", "B00TH3YPDE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ced5511f40dc6f8dbd3b5fc1", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record my Fender Bass VI and need its proper low tuning strings plus durable, color-coordinated foam treatment to reduce room echo and improve clarity.", "positive_items": ["B00ATPGNJS", "B00ATP5KF6", "B000OR5JHI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cee9f22e459bb4d2cd7724ea", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic set and need fresh ball-end nylon strings for my guitar, focused amplification for percussion, and a secure way to keep a drink attached to my instrument stand during the performance.", "positive_items": ["B07C5RMKBF", "B0002F76XC", "B003T0185O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ceeb22fd961620fe744043a6", "partition": "shared_train", "query": "I\u2019m preparing for trombone rehearsals and performances and need a large-shank mouthpiece, compact protection for storing it, and a portable adjustable stand to hold my music while playing.", "positive_items": ["B076T81GFB", "B0B6P55RBN", "B0002E57MK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ceebc31e02deb6e25b260b2f", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal and small live-performance rig for vocals and amplified instruments, with clean sound mixing, background-noise rejection, and a height-adjustable hands-free microphone position.", "positive_items": ["B0B31RCL2G", "B000CZ0R3S", "B0846J7THY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cef9efad403f384968d44d87", "partition": "shared_train", "query": "I\u2019m restoring my classical guitar and need reliable hardware for tuning, properly fitted bone contact points, and warm, balanced nylon strings for a playable setup.", "positive_items": ["B01EUTJ4IK", "B009GDNPKO", "B07BLBQFQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cefbb92e91fdf8fd0f60f015", "partition": "shared_train", "query": "I\u2019m building a compact mounted percussion setup for live Latin and pop gigs, with durable 5A hickory sticks, a rack that attaches to a cymbal stand, bright accent bells in contrasting pitches, and both high- and low-pitched blocks.", "positive_items": ["B00TXEMOCG", "B0002F4N8S", "B0002F4N92", "B0002F7K9W", "B0002GL0V0", "B07QGPYXG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ceff0802342da3a263356202", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar for bright Nashville-style recording, with new single-coil electronics, a matching replacement pickguard, fresh high-strung strings, reliable clip-on tuning, and a dynamic overdrive sound for pushing the amp.", "positive_items": ["B007Q28BHE", "B0BPJ4Q6FJ", "B0BPLFP5P6", "B001TOG6WW", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf02464560632e23376e1e59", "partition": "shared_train", "query": "I\u2019m setting up to learn Hawaiian slide guitar at home and need a reliable way to tune my instrument, practice steel-slide techniques, and keep the guitar safely supported between sessions.", "positive_items": ["B01AA6BNCC", "B08KRDKZ6K", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf06aa8daa0e49f1b40b5fc7", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for a classic-rock recording session and want a warm, balanced string setup, a sturdy pick for aggressive riffing, and expanded pickup combinations beyond the usual five positions.", "positive_items": ["B07YMFXRX5", "B07V12G7TQ", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf10bac6de509e1994c9d633", "partition": "shared_train", "query": "I\u2019m putting together a guitar practice and maintenance setup with plenty of reliable picks, a way to protect the instrument from seasonal humidity changes, and supplies to clean, polish, and condition the guitar.", "positive_items": ["B000EEL50Q", "B0BPKTYTPQ", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf1829549da225916207b4df", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for Nashville tuning and layered 12-string-style parts, so I need light-gauge strings, an all-in-one restringing tool, and something to clean and condition the fretboard.", "positive_items": ["B093YKLWVN", "B0BPJ4Q6FJ", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf281180908ad6e4af17884b", "partition": "shared_train", "query": "I\u2019m recording a layered home demo featuring guitar and triangle percussion, and need an easy way to navigate the fretboard plus a compact multitrack setup to capture, overdub, and organize the performance.", "positive_items": ["B01HPVXMT2", "B08BHY6WWG", "B00B9060X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf2d0077a5586893daddaa54", "partition": "shared_train", "query": "I\u2019m putting together a compact multi-instrument practice setup for a student who plays trumpet, clarinet, alto sax, and guitar, with essentials for instrument care, organizing spare mouthpieces, improving clarinet setup, and safely holding the guitar between sessions.", "positive_items": ["B0B9QS12MT", "B07QDQ3M8V", "B002YW5NAO", "B08R7V5S3X", "B093YJD2D2", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf2d2d5301c3695bb6d08038", "partition": "shared_train", "query": "I'm refurbishing my electric guitar and want to freshen up the hardware with replacement tuner mounting screws, secure strap hardware, and chrome control knobs that fit solid-shaft potentiometers.", "positive_items": ["B01BQKLIYE", "B086QP7WM2", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf2fcb23f1fee4ae31d4a9e4", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar practice corner with secure wall storage, a dependable strap connection for playing, and fresh strings suited to heavy riffs and bends.", "positive_items": ["B0BLLF6ZCS", "B08G1CTDP1", "B0BT31XYVD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf341c8918ba4a3357ade657", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic and electric guitars for upcoming gigs, replacing worn strings, upgrading the acoustic bridge pins, and using one reliable tool to remove pins, cut, wind, and stretch everything neatly.", "positive_items": ["B0788Q717X", "B08R5GM6YB", "B07DWM2XSS", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf355d4fa7c7574ad34cf485", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit and need a clear snare-side head for a deep, throaty sound, replacement wires for an ultra-clear snare response, and a coated bass-drum head with warm tone, bright attack, and controlled sustain.", "positive_items": ["B002SQTE56", "B09HD48CZN", "B0753PSL2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf3d60257fab78ee646cc311", "partition": "shared_train", "query": "I\u2019m refurbishing my Stratocaster and need parts to refresh its vintage-style wiring and controls, replace the switch tip and tuning machines, and add a comfortable adjustable strap for playing and reliable setup.", "positive_items": ["B00NS76420", "B000P5ZQFY", "B06ZZ375CD", "B0B81D71K8", "B00COOFHA8", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf3f95be9a0f163a5faa00b5", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar-and-vocal rehearsal rig and need reliable playing accessories, a short connection between my guitar effects, and balanced cables to route microphones into my mixer or audio interface.", "positive_items": ["B0B81FHSYZ", "B0BKZ7BM52", "B08Z5ZQB7F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf417fb508654c0548faa2e8", "partition": "shared_train", "query": "I\u2019m wiring a compact home studio for guitar and keyboard recording, with a long instrument connection, balanced patching between audio gear, and MIDI links between my controller and sound modules.", "positive_items": ["B07BSSS8VZ", "B0C38LLMXG", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf428d057df69a3124095153", "partition": "shared_train", "query": "I\u2019m putting together an electric-guitar rig and need warm classic overdrive, isolated regulated power for several pedals, smooth passive-signal volume swells, and a dependable coiled 1/4-inch connection for rehearsals and gigs.", "positive_items": ["B015XF3WBK", "B073XXLVWT", "B0B1989GQS", "B00M9BSZMI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf47b4b7451c9a0a2d7bdf66", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for more consistent tuning and stronger projection, replacing a small resonant head and 20-inch kick head while protecting the bass drum surface for double-pedal playing.", "positive_items": ["B00KG7CB2C", "B0BKZ6M28F", "B09HCXSWD1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf48553ba7fa0db0a6092e17", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar practice setup and need a secure folding stand, heavier-gauge strings for lower tension, and thin picks with a classic feel.", "positive_items": ["B00CGFRJ2Y", "B0BSGM6CQ9", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf5be378a7c921b0f8fb1bfd", "partition": "shared_train", "query": "I'm putting together a comfortable tenor sax setup for rehearsals and gigs, with a mouthpiece that offers easy response and bright projection, a dependable ligature for consistent playing, and a neck strap that reduces shoulder fatigue.", "positive_items": ["B07MTFY4TL", "B0B4SGJRHR", "B002Q0WTCY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf5ddcc5c6fb3f189d79589f", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar practice and tone-routine setup, with hands-on control upgrades, selectable modulation and ambience, short connections, pick options for different attacks, and a wind-up tempo guide.", "positive_items": ["B09QSYY58H", "B07QLRGSQ2", "B0BG95DG2H", "B0B4X6TYW5", "B09NWCD36N", "B07726LB9K", "B081T39QJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf622a94060370d7db034d79", "partition": "shared_train", "query": "I\u2019m making a home demo with vocals and an instrument, and need to capture both clearly through a compact USB mixer while protecting the handheld mic from wind and moisture.", "positive_items": ["B001W99HE8", "B091MZPYBQ", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf677d3fa4e203f4a81e8675", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a quiet home recording session and need smoother, low-noise strings, stable hands-free support between takes, and picks in several thicknesses to experiment with tone and attack.", "positive_items": ["B007MY5BII", "B09NWCD36N", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf6d3dcb56b59b4abd8c8b13", "partition": "shared_train", "query": "I\u2019m putting together a small live rock rehearsal and showcase, and need powerful guitar amplification, a long noise-isolating instrument connection, and several dynamic cardioid microphones for singers and performers.", "positive_items": ["B0BT84L827", "B004HJ9COU", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf7287abfc4cce9ea6db3e0b", "partition": "shared_train", "query": "I\u2019m organizing a small guitar rehearsal and need stands for several instruments, a comfortable adjustable strap for playing, and a quick-change capo so we can switch keys without retuning.", "positive_items": ["B09N3X86XW", "B09V4JQTN4", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf78af84d01ef0ef53610701", "partition": "shared_train", "query": "I want to start with an affordable Strat-style electric guitar and customize it into a versatile SSS setup, with upgraded pickups, refreshed control knobs, and a shielded replacement pickguard for a beginner-friendly DIY project.", "positive_items": ["B081RK6Z9N", "B07TM3PNQM", "B0733KD4D2", "B07D4PXSFG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf7a2f5fbbb9e0d8d40a778a", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for live playing and need a durable black 18-inch tom head, a way to mount an extra cymbal or percussion accessory to an existing stand, and protection for the bass drum head when using a double pedal.", "positive_items": ["B00K7VDMJS", "B0016HDP58", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf83e421e6f21a301460c8ed", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic guitar performance and need reliable connections between microphones and the PA, a longer two-channel stage link, and comfortable thin picks for playing.", "positive_items": ["B00PR74NXG", "B00CGFRJ2Y", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf85c238a2ae71e65294fc72", "partition": "shared_train", "query": "I\u2019m putting together a saxophone-and-clarinet practice setup for lessons and rehearsals: I need secure instrument support, hands-free sheet music, reliable tempo practice, a responsive alto sax reed setup, and ways to smooth, humidify, and protect reeds between sessions.", "positive_items": ["B00X7DCM4Y", "B07V2JKL3M", "B07DLC9KYG", "B001EEO8IQ", "B000M74WXM", "B0BXT3LKL4", "B07N1RPV4J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf8b3bac81a20bff213b9154", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and want a warmer, more responsive tone, while keeping my thin picks organized and within easy reach during practice and performances.", "positive_items": ["B0731M2KCW", "B00CGFRJ2Y", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf8ee3fa29ae1de8745c678c", "partition": "shared_train", "query": "I\u2019m preparing a small multi-instrument recording and live rehearsal setup and need replacement strings for acoustic guitar, bass, and both light Nashville-style and heavier electric guitar parts, plus clip-on tuning, a safe folding stand, and secure strap hardware.", "positive_items": ["B08CGSGCHZ", "B09BQWCDP8", "B0BPJ4Q6FJ", "B0BSGM6CQ9", "B096K2LZKH", "B018FCZKR2", "B0002GO3SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf94e1c71f0cef7c947a9b6e", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style guitar for regular playing and need a comfortable replacement strap, smoother volume and tone control components, and a secure, reliable output connection.", "positive_items": ["B07481KD91", "B00KMDVKUO", "B01EB5SYDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf9a53ce91318bff4cf9177d", "partition": "shared_train", "query": "I\u2019m preparing a resonator guitar for live slide playing and need a compact pickup with an output jack, precise setup measurements for action and pickup height, secure strap attachment, a smooth ceramic slide, and remote switching for a compatible pedal.", "positive_items": ["B06Y3TD8TP", "B0BT2Q42DV", "B07JVQMZJY", "B07F3TDWSW", "B06XYQLXGC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cf9c53dd3d5b93850a916a59", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance with a wireless vocal microphone, guitar, keyboard MIDI control, and powered speakers, and need reliable mic positioning, long balanced audio runs, instrument connections, and a way to adapt available speaker cables.", "positive_items": ["B09BCVF2MW", "B09W94JC93", "B06WRTZ9P1", "B07KDSZ2TJ", "B06XB3FQKB", "B0B3NJ1TDB", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cfbbfce340ef18a760f7051e", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice setup for playing at home or taking to rehearsals, and need a secure place to rest my acoustic or electric guitar, reliable picks for strumming, and a small amp for shaping and hearing my tone.", "positive_items": ["B06Y2W66F5", "B018FCZKR2", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cfcb35a0d39b148a2a015568", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic-electric guitar for a warm, full-sounding rehearsal or small performance. I need extra-light strings suited to a 12-string, heavy-gauge picks for playing, and a dependable long cable to connect the instrument to an amplifier.", "positive_items": ["B06XB3FQKB", "B09MJWYTQW", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cfcdb9ff0cd806c840d5daf3", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small ensemble rehearsals and gigs, with stable adjustable support for my keyboard, a stand for reading charts, and protected organized storage for my trumpet mutes.", "positive_items": ["B00TZH5DJW", "B072MLFW5B", "B0002E5680"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cfd6f23da65cce0753ae45f8", "partition": "shared_train", "query": "I\u2019m refreshing my bass rig for smoother playing and a more reliable pedalboard setup. I need to condition the fretboard, restring the bass with comfortable flatwounds, and connect several pedals and the instrument to my amp.", "positive_items": ["B0928HW2P4", "B0B7C7PYVC", "B07659XDPL", "B07HKZNW5H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cfd9054d3e214f1a74af226a", "partition": "shared_train", "query": "I\u2019m upgrading a Strat-style guitar into a two-humbucker setup with a matching pickguard, black two-point locking tremolo, aged-white rear cavity cover, and replacement jack and string-routing hardware.", "positive_items": ["B07C916WBR", "B008MC2PS8", "B073L1SJJV", "B01E5MS5MI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cfdd52c16a8e2c31c2cfb16f", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voice-recording station and need a plug-and-play USB microphone with flexible pickup options, plus layered protection against breath, wind, and plosive noises for clearer takes.", "positive_items": ["B018WOFULE", "B016QUXTZU", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cfdffa0e62b014246fee4923", "partition": "shared_train", "query": "I\u2019m setting up a compact home FL Studio songwriting station where I can play melodies, trigger beats and clips, record sung vocals, and hear detailed mixes through nearfield speakers.", "positive_items": ["B08NVVLB16", "B0C62DP9WQ", "B08XMJZ55V", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cfebf241a66c009afd2aa36d", "partition": "shared_train", "query": "I\u2019m putting together a portable cajon setup for rehearsals and small performances, and need comfortable swivel seating, a protective carry bag, and suitable sticks for playing percussion.", "positive_items": ["B00GOL1X9Q", "B0018PW0N6", "B0BBPLFSCG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cff09435f3200d8ff5b592d1", "partition": "shared_train", "query": "I\u2019m preparing for a school concert where I\u2019ll switch between clarinet and saxophone, and need comfortable adjustable neck support for the sax, plus mouthpiece protection and cork maintenance supplies for reliable clarinet practice.", "positive_items": ["B07MV2ZQ9F", "B076H6BT6N", "B01M5D3MV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-cff5a99cfaacc6561a73acd6", "partition": "shared_train", "query": "I\u2019m putting together a reliable blues electric-guitar rig for rehearsals and small gigs, with fresh high-output strings, durable picks, isolated power for several pedals, lush analog modulation, warm blues overdrive, and a clean boost for solos.", "positive_items": ["B086PLHS9L", "B09V92RNL3", "B0C621L9FB", "B0C61YYGT9", "B073XXLVWT", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d005270f6074dcd56bd49417", "partition": "shared_train", "query": "I\u2019m rebuilding a compact drum kit for practice, needing kick control plus a portable, adjustable hi-hat setup with bright, cutting cymbal sound.", "positive_items": ["B078YB4LSH", "B0829PGC7Y", "B0061XXSVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0092f42f6e5f11ff7e50671", "partition": "shared_train", "query": "I'm preparing an outdoor acoustic guitar performance video and need a fresh, long-lasting string setup, easy key changes, and clear smartphone audio protected from wind while I play.", "positive_items": ["B00HX40OL6", "B07GFH8NTB", "B09CGJ6XK2", "B08T2MQ5RV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d022e363a6cb8d7a6d96c4b4", "partition": "shared_train", "query": "I\u2019m setting up a small home music practice corner and need durable, bright strings for both my acoustic guitar and five-string bass, plus a safe stand to keep them ready between sessions.", "positive_items": ["B07V7QSM7B", "B0BHG58G2F", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d024cf2beed4aeda34c41f5f", "partition": "shared_train", "query": "I\u2019m setting up a home bass recording project and need more stable tuning, precise picks for articulate playing, and a simple way to capture performances directly into my computer.", "positive_items": ["B09S1WQZMD", "B00G3785WO", "B0771R67S6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d029a355901147968cbc2996", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup for regular playing and need suitable phosphor bronze strings for both a standard acoustic and a 12-string, plus a clip-on chromatic tuner to get them accurately tuned.", "positive_items": ["B00WQI2TM6", "B0002D0CAI", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d02c8e2233f441dd793ec646", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal-recording station and need a stable adjustable stand, a long balanced connection to my audio gear, and a way to reduce harsh bursts of air so my takes sound clean and professional.", "positive_items": ["B00L9R9YVO", "B015JTEBN8", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d03760d3719392b5b7ddf9b1", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for recording and live use: I need to clean and polish the frets, tune quickly, and build a versatile pedalboard with dimensional modulation, rhythmic tremolo, and spacious spring, plate, or vintage-style reverb.", "positive_items": ["B07J5GBPLQ", "B0853DGQRF", "B073VRMPDY", "B0BX8VZHVJ", "B079X3PRG2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d042b9a213383de48f52b0f6", "partition": "shared_train", "query": "I\u2019m refreshing my banjo setup for fingerstyle practice and small amplified performances, with replacement strings, comfortable finger picks, and a dependable cable for connecting my instrument to an amp.", "positive_items": ["B00VSYN25M", "B017MURO6S", "B002G1UT5C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d04ffdb417aaeb56bc35d09b", "partition": "shared_train", "query": "I\u2019m preparing a portable electric guitar setup for rehearsals and travel, with sturdy protection, versatile amp and effect sounds, and a reliable cable to connect everything quickly.", "positive_items": ["B015HG8GGQ", "B00RX5HQS4", "B075NTZ5CK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d05d4b4a206003864f57ff39", "partition": "shared_train", "query": "I\u2019m preparing a five-string bass setup for a small live performance and need fresh strings, reliable tuning, a long speaker connection, and powerful amplification for clean, room-filling sound.", "positive_items": ["B015HG7HMA", "B0BHG58G2F", "B0C5PRQ9K6", "B0BMD89RVL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0674965ea7e1e0582e3bddf", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a condenser mic with plosive control, flexible positioning, an interface with enough inputs for expansion, and powered stereo monitors for tracking and playback.", "positive_items": ["B0928H9QXC", "B00181T20O", "B07CYRYQ8G", "B0B44VTPS1", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d06782da67964bd52e55c979", "partition": "shared_train", "query": "I\u2019m setting up a small guitar performance and need durable, slip-resistant picks plus colorful remote-controlled accent lighting and a lightweight white spotlight with adjustable hard-edged beams for the stage.", "positive_items": ["B0C3PRL3FT", "B07Y4R519D", "B00H35YHQ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d073deed7d8e7464fbfea49d", "partition": "shared_train", "query": "I'm setting up a desktop voice-recording station and need a stable adjustable way to position my microphone, isolate it from desk vibrations, and reduce breath or wind noise for cleaner spoken audio.", "positive_items": ["B001ECQOO4", "B0002GJHYM", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d075cb605afeb75b170528d4", "partition": "shared_train", "query": "I\u2019m setting up and caring for my guitar: I want to check the neck and fretboard, handle routine cleaning and adjustments, protect it from seasonal humidity, and compare different pick feels and tones while I play.", "positive_items": ["B0792SW832", "B0775CBC5R", "B09NWCD36N", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d07fe9a506a055f1298e4f04", "partition": "shared_train", "query": "I'm putting together a beginner-friendly electric guitar setup for home practice and small performances, with a dependable guitar connection, a comfortable adjustable strap, and an amp offering clean, overdrive, EQ, and headphone practice options.", "positive_items": ["B09V1TW1PN", "B01DE4DPSC", "B07M6H5RM9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0877182871738f6e0e00feb", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for pushing my clean tube amp into warm overdrive, adding a flexible volume boost, and connecting everything with easy-to-assemble, low-capacitance patch cables.", "positive_items": ["B00VN6N19C", "B076VWK8JV", "B00XB6MPJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d08a324a65fc9be2a969a989", "partition": "shared_train", "query": "I\u2019m getting my drum kit ready for rehearsals and live gigs: I need to refresh its sound, add a crisp hi-hat accent, keep timing steady, and organize, tune, and transport my essential playing gear.", "positive_items": ["B0BKZ2S4PC", "B00UYJTAU8", "B00HX9EWXW", "B0753PSL2D", "B00Y4TY3JM", "B0CF797FLB", "B09SQ4LFTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d08bd223182869e627a25836", "partition": "shared_train", "query": "I\u2019m setting up a compact home percussion recording session and need stable microphone positioning, responsive sticks for expressive playing, and an easy way to add shimmering cymbal textures without modifying my cymbals.", "positive_items": ["B081BY7RLZ", "B0916MP75Y", "B09PQRKJGH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d09f5f78c5f8e7bbde469b91", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster for dependable playing: I need to rewire the guitar with flexible vintage-style hookup wire, replace the input jack mounting hardware, and add secure strap attachments for safer handling.", "positive_items": ["B079TLFL33", "B00G964BUY", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0a8ea77126e2cf07a8009a7", "partition": "shared_train", "query": "I\u2019m refreshing my compact drum kit for reliable rock practice, replacing worn tom and snare heads with durable, full-sounding options and using a precise tuner to balance the tension.", "positive_items": ["B09F9B8DV9", "B0BCXD2QDB", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0aa75745bfbe6b590b56079", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice setup with reliable tuning, comfortable picks for playing, and a secure way to keep my instrument accessible and safely stored between sessions.", "positive_items": ["B00IFOTSJW", "B08BW2TBD7", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0ac4f1d2d179254bb2aa8ad", "partition": "shared_train", "query": "I\u2019m building a custom ST-style electric guitar at home and need the complete build components, several sets of suitable electric guitar strings, and picks for setup and playing.", "positive_items": ["B07X2LN548", "B09M7P8SBH", "B09Y8JZTQH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0b1b5679191f0fbcbc9c42a", "partition": "shared_train", "query": "I want to record a polished vocal demo at my desk using a studio-style condenser mic, a USB interface to connect it to my computer, and a stable adjustable desktop stand.", "positive_items": ["B0B3LJZXK7", "B019JX565C", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0b2060519aae5432d1d33f1", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic set and need a nylon-string classical guitar with onboard electronics, portable amplification for guitar and vocals, and a stage-ready microphone for clear singing and speech.", "positive_items": ["B00SZT4TTQ", "B0BT8GVK6M", "B074ZJKP4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0b7a351bf03f88d8c44e7f7", "partition": "shared_train", "query": "I\u2019m preparing my guitar for rehearsals and need a setup that keeps the strap secure, supports precise tuning, and connects a standard center-negative pedal to my existing compatible power supply.", "positive_items": ["B072235GXG", "B0179A4ILK", "B00ADWTWKY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0c471d47200778fb7abfac5", "partition": "shared_train", "query": "I\u2019m getting my violin ready for lessons and need a reliable bow, grippy rosin, and something to stop slipping or squeaking pegs.", "positive_items": ["B01BGSJ820", "B000F3FQP6", "B0002TKLI0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0c8c97a0974e9bfe0ad072c", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic guitar practice corner and need longer-lasting replacement strings, a dependable cable for connecting the guitar to an amplifier, and a wall hanger for safe, attractive storage.", "positive_items": ["B09BF8XDF4", "B08DM9NFLH", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0e42332ea67fe3e3ead1081", "partition": "shared_train", "query": "I\u2019m upgrading my four-string P/J bass for punchier output and smoother playability, including refreshed electronics, control hardware, ergonomic support, properly sized strings, and lightweight picks for rehearsing and performing.", "positive_items": ["B0B8Z2T4PS", "B0002E2G5Q", "B0002GY6UM", "B0002GKYZI", "B07D5W5X3Z", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d0ff91baeea5be57a8eda938", "partition": "shared_train", "query": "I\u2019m setting up a compact electronic music rehearsal and recording rig, and need to route multiple keyboard and line-level sources over longer cable runs, connect several MIDI devices to my computer, and add hands-free sustain control.", "positive_items": ["B0002NRFH6", "B000CCS3UA", "B07FQH55S4", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d10878ded14ca166b7d5ea7b", "partition": "shared_train", "query": "I\u2019m setting up a small home recording corner for vocals and want a smooth-sounding condenser microphone, reliable balanced connections for studio gear, and powered desktop monitors for hearing and evaluating my mixes clearly.", "positive_items": ["B08T2PK2DG", "B07ZVHBFNJ", "B00OA627NI", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1166eb37566d030d6c014fb", "partition": "shared_train", "query": "I\u2019m preparing to record a classical guitar performance at home and need comfortable playing posture, fresh high-tension strings, an easy way to change keys, and a stable setup for positioning two microphones in stereo.", "positive_items": ["B07WDBRYGF", "B07K34CPZG", "B01MRJUB7Z", "B00JR2DDW4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d12ddd848fd17a0d20c347ba", "partition": "shared_train", "query": "I want to record a polished acoustic guitar and vocal demo at home, with a reliable non-slip pick for playing, a studio condenser microphone, and an audio interface with recording software to capture and produce both parts.", "positive_items": ["B0002KZAK8", "B0BZ5K6XPN", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d148e6945b9a2ae51a8cc3ef", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for recording: replace the volume controls, install heavier strings, stretch and tune them accurately, and have reliable picks for precise playing.", "positive_items": ["B0085545YO", "B08NCLL528", "B0BPLFP5P6", "B0BSGM6CQ9", "B09S4R18BV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1491230f66cdb2b7f20f38c", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal PA for vocals and electric instruments, and need reliable mic connections, a way to match instrument signals to the mixer, and short balanced links between the mixer and outboard gear.", "positive_items": ["B09397FWYW", "B07N5JWDGT", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d16bdc371c5fb2967e8bec44", "partition": "shared_train", "query": "I\u2019m setting up a dependable alto saxophone practice setup and need a replacement mouthpiece, compatible strength 3.5 reeds for consistent playing, and cork lubricant for routine instrument maintenance.", "positive_items": ["B003B09HV4", "B00P0AHJZY", "B00T3G1164"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d16cb52570b4cbe0e3e10406", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording rig to capture clear vocals, mix in stereo audio from my laptop, and send the finished sound back to the computer over USB.", "positive_items": ["B01H0PACWI", "B0928H9QXC", "B005EHILV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1782a5e02a5b9fce9cedacf", "partition": "shared_train", "query": "I\u2019m refurbishing an acoustic 12-string for small gigs and need to replace its nut and saddle, tune it accurately, play comfortably with adjustable shoulder support, and safely set it down on tables or amps between sets.", "positive_items": ["B097FMTZCP", "B07FYLFH6C", "B0094I5SPG", "B01KNQ0AP0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d180c2076c88c2eed13b9b45", "partition": "shared_train", "query": "I\u2019m recording a home-studio rock demo and need reliable strings for a six-string guitar doubling parts with a bright Nashville tuning, heavy long-scale bass strings, and closed-back headphones for accurate monitoring.", "positive_items": ["B083R2QB96", "B0BPJ4Q6FJ", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d181a680ecd97c44eb7b150d", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedal setup for expressive classic-rock tones, with creamy amp-like crunch, sweeping wah sounds, and a reliable short connection between my guitar and effects.", "positive_items": ["B077GK1J7N", "B0B95V41NR", "B06ZYJ4M3H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d18c635ceda8a163bfaea750", "partition": "shared_train", "query": "I\u2019m preparing for a guitar-and-bass rehearsal and need supplies to clean and refresh the fretboard, polish and protect the instrument\u2019s finish, play with contoured picks, and add overdriven bass tone.", "positive_items": ["B00JL5I3AO", "B07NP7HF7X", "B07WW5PKCP", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1937335fb808dadbde8b1a4", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small performances: I need reliable tuning, a low-profile stand for nearby audio gear, a way to clean and preserve the strings and fingerboard, and secure strap attachment without replacing my straps.", "positive_items": ["B09YDBKT7M", "B07YJZGP5X", "B00646MZHK", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1a3311114912f58ebae257e", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record and mix expressive melodica performances, including a playable three-octave instrument, accurate powered monitoring, and sturdy stands to position the monitors at ear level.", "positive_items": ["B005JTV358", "B0071ML4N2", "B00BFOZIR0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1a61093610bc4974bacf111", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic jam setup and need secure support for several guitars, plus versatile harmonica accompaniment in common keys for rehearsals and casual performances.", "positive_items": ["B0179A4ILK", "B007IE5TQG", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1b2115bd50c995c3cd90e1b", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly home music setup for a child who wants to learn electric guitar and drums, with a comfortable adjustable way to hold the guitar during practice.", "positive_items": ["B08R579X3H", "B0BZ5KMS85", "B07QZXYB2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1b9f456bac2245c3b1acfb6", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric guitar practice space and need a complete starter setup with amplification, a safe wall-mounted way to store the instrument, and durable heavier-gauge strings for regular playing.", "positive_items": ["B09VVS2RYK", "B005ZV5K0O", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1c3e6ba8d6246c9ee2168e8", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording rig for live vocal performances, with portable keyboard control for virtual instruments, a USB connection for analog audio, and a secure clip for my handheld wireless transmitter.", "positive_items": ["B08FDBCYHL", "B0023BYDHK", "B07KDSZ2TJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1c560487282ae8d02d3d6aa", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard and need assorted short, flexible connections between effects, plus a way to power several pedals from one adapter while keeping the wiring tidy.", "positive_items": ["B01J52X4AQ", "B0B68J1QZF", "B075MCRFYZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1c5cf12889d05797abd82d8", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar setup for rehearsals and small gigs, with an easy way to change keys, safely carry the instrument, and connect my amplifier to power at different venues.", "positive_items": ["B015X107XA", "B06XJ53JLJ", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1c8d682b5cde91d945f233e", "partition": "shared_train", "query": "I\u2019m starting to learn mandolin and need a comfortable way to play chords, keep the instrument secure while standing, and improve my picking technique.", "positive_items": ["B076H8Y76J", "B0002MJTY4", "B0B8LYBTXZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1cdb10166945c6cf57ab565", "partition": "shared_train", "query": "I\u2019m rewiring my Strat-style electric guitar with a high-output bridge humbucker, fresh volume and tone controls, and a five-way pickup selector for more versatile sounds.", "positive_items": ["B07BSKJB97", "B015BKBGZG", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1d42432b4f34c98bab43d49", "partition": "shared_train", "query": "I\u2019m starting violin lessons and need a full-size instrument with basic accessories, a visual guide for learning finger positions, and a way to practice more quietly at home.", "positive_items": ["B002021HIK", "B00E9EC2K4", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1d5928dbd314beb7f2a6496", "partition": "shared_train", "query": "I\u2019m starting electric guitar practice and need a beginner-friendly setup with versatile tones, a compact practice amplifier, and sturdy protection for storing and carrying the instrument.", "positive_items": ["B097Q9W8MW", "B08T2N25MR", "B07D4QCBX4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1df50d8ef9088cd1965c895", "partition": "shared_train", "query": "I\u2019m preparing for a rehearsal with my electric guitar and five-string bass, so I need fresh strings for both instruments plus a reliable cable for connecting to the amp.", "positive_items": ["B0064RTS0G", "B0BHG58G2F", "B088DD5M4V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1f175a6c2b3ac63922c8148", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar and need to replace its worn tuning hardware, smooth and polish the frets, then accurately tune and check the instrument when the setup is finished.", "positive_items": ["B08953DWNX", "B07KPV8W4C", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d1fb035881a6f30e0b567fa4", "partition": "shared_train", "query": "I\u2019m setting up a small bluegrass-inspired home performance and need comfortable adjustable seating, reliable tuning for acoustic string instruments, hands-free sustain for keyboard accompaniment, and shimmering percussion accents to round out the arrangement.", "positive_items": ["B002SW385C", "B015HG7F3Q", "B001NYO3K0", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2066ce13a3527a2950d61bc", "partition": "shared_train", "query": "I\u2019m upgrading my Tele-style guitar for dependable playing and need a secure output connection, locking tuning hardware, and a compact tuner for accurate setup.", "positive_items": ["B01EB5SYDY", "B06XT71KDY", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d20d11ce1160424cd370a8a1", "partition": "shared_train", "query": "I\u2019m organizing an interactive percussion station for a school fair with energetic rhythm playing, loud crowd-participation sounds, and fun frog-like nature effects. What affordable, durable instruments would work well together?", "positive_items": ["B09497V7XK", "B0B49WJ3WT", "B00NP8GYVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2288dff817d14ddb0d261ca", "partition": "shared_train", "query": "I\u2019m upgrading my guitar setup for home practice and need a replacement speaker, classic tremolo effects, and a stable cushioned footrest for comfortable playing.", "positive_items": ["B0087UPVHC", "B01KDK4VO2", "B004U1QDL0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d231310ca44a6a075db3c0f2", "partition": "shared_train", "query": "I\u2019m building my first electric guitar setup from scratch and want to assemble the instrument, add classic overdrive and distortion tones, and power several effects together from one compatible supply.", "positive_items": ["B09Y8JZTQH", "B08Y57NJLC", "B0B68Z7PG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2494c5eecda91a3c335e827", "partition": "shared_train", "query": "I\u2019m setting up a hybrid acoustic drum kit for home recording and need a way to precisely tune the drums, capture tom hits electronically, and monitor the results privately with accurate sound.", "positive_items": ["B07YM5ZHS9", "B07H924ZB5", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d254b43e7aa84f65f01dabfe", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic and electric guitar performance and need a way to keep both instruments safely accessible, get them properly tuned, and play comfortably while standing.", "positive_items": ["B07BWS3JHL", "B00N5THDR6", "B0C6HXYY3R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d26286b8593a66e3a70edbf0", "partition": "shared_train", "query": "I\u2019m setting up a compact drum kit for recording and small live gigs, and need a bright trashy accent sound, a secure adjustable snare mount, and a microphone that captures punchy, powerful kick drum tone.", "positive_items": ["B00B7G2ODC", "B001Q9NMC2", "B001GZD4TC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d266157388b5f5970313e52d", "partition": "shared_train", "query": "I\u2019m refurbishing my electric bass and setting up its pedalboard: I need hardware to secure the pickups, replace the output and control parts, improve strap security, and connect several effects pedals to power.", "positive_items": ["B098MRKFG1", "B0B14MF1WM", "B0B3789BVM", "B07DQH8ZKN", "B00IPHITHG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d27b450452af35a0abcf1178", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar setup for rehearsing layered parts, with heavier-gauge strings, versatile gain shaping, simple hands-free looping, and quiet isolated power for my effects.", "positive_items": ["B015X3CXXA", "B0BSGM6CQ9", "B00619KROS", "B075PYGCHF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d28161d8255015493234aa68", "partition": "shared_train", "query": "I\u2019m setting up a singer-songwriter rehearsal recording with separate vocal and amplified-instrument miking, secure microphone mounting, reduced vocal plosives, and a way to connect an XLR microphone to a balanced 1/4-inch input.", "positive_items": ["B01DK1ZGSQ", "B003LZ2IT2", "B0002GXPRM", "B08NVVLB16", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d283277dcfc67ede1cc8cceb", "partition": "shared_train", "query": "I\u2019m refreshing my alto sax setup for regular practice and rehearsals, looking for a responsive mouthpiece and reliable reeds, plus a protective case for carrying my metronome tuner.", "positive_items": ["B08HJ7M59L", "B003B1GY8M", "B00T3G1164"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d287d81b921d77906a6f0d6f", "partition": "shared_train", "query": "I\u2019m putting together a vinyl DJ setup for a house party and need a replacement stylus for my turntable, elevated speaker support, and a long, heavy-duty connection from the amplifier to the speakers.", "positive_items": ["B015M92GZ0", "B0C5PRQ9K6", "B00YFY8FYU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d296621ab59d8f19de76235d", "partition": "shared_train", "query": "I\u2019m restoring a Telecaster with a vintage-style pickup setup and fresh control hardware, including reliable output connection and neck mounting, then want to test the finished guitar through a versatile multi-effects unit with expression control and dependable 9V power.", "positive_items": ["B000WIPGG8", "B0BR2WFYL6", "B0B8YY3M18", "B07TDNWYSB", "B00G964BUY", "B0BXT41XC6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2aafe3a3fabb575d24aff90", "partition": "shared_train", "query": "I\u2019m putting together a small keyboard-and-vocal setup for live performances and need a flexible way to mount the microphone, position it securely, and reduce breath and wind noise for multiple singers.", "positive_items": ["B0179C3SQO", "B006GXZHBW", "B0BR2KL6QL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2af4e321e9d8d901e9c45b5", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar workshop and need to transport one jumbo guitar safely, play comfortably, and keep several instruments securely supported between lessons.", "positive_items": ["B01MQKIZ4M", "B08JMQR2JK", "B00KND95KK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2c29251e14cf28c3164b0b5", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric guitar rig for rehearsing and small gigs, with expressive wah tones, dependable pedal power, and a long-quality connection from my guitar to the amplifier.", "positive_items": ["B01DPCONFM", "B0002E3FBA", "B077GK1J7N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2c510c8b316e681e2f5bf8e", "partition": "shared_train", "query": "I\u2019m getting my electric bass ready for regular practice and want practical tools for changing strings, connecting to an amp, and experimenting with different pick feels.", "positive_items": ["B07BLM53Z1", "B078KGLKH3", "B08BSFDY99"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2d89a777663da9188027e55", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for small gigs and want portable practice amplification, comfortable picking, a padded way to carry accessories, and stable neck support while I clean and adjust it.", "positive_items": ["B01MSVSA4X", "B00TV90MT0", "B06Y2W66F5", "B00JL5IFSY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2e07a086830d4a9755a7ac5", "partition": "shared_train", "query": "I\u2019m putting together a portable Hawaiian-style music setup with a warm-sounding concert ukulele, padded protection for travel, and an adjustable strap for comfortable hands-free playing.", "positive_items": ["B079B1R4VZ", "B099Z5G1D2", "B07LFVRGMT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2ec6305a02a4fdf48d6b815", "partition": "shared_train", "query": "I\u2019m producing a documentary podcast with polished studio narration and on-location interviews, so I need a quiet condenser setup, reliable XLR connectivity, and a portable wireless lavalier system for clear speech.", "positive_items": ["B07C1T6ZLN", "B0C3BSXX6N", "B075SHLJNV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2edb51baec2306269bb0142", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic percussion setup for solo coffeehouse performances, with hand-played textures, foot-driven timekeeping, and crisp rhythmic accents that complement guitar and vocals without overpowering them.", "positive_items": ["B0CCK4YYNM", "B0C159Y982", "B08ZWD6SXB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2f06c1ce291a10ff4f53ff2", "partition": "shared_train", "query": "I\u2019m putting together a small portable acoustic jam setup and want hand percussion with warm low tones, a foot-played jingle rhythm layer, and a compact melodic instrument for simple accompaniment.", "positive_items": ["B07C578FJR", "B0C6CKL14J", "B0CCK4YYNM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2f2028c8a43d5280b8dd685", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a small live performance and need fresh strings plus reliable connections for both a microphone and the guitar to my sound equipment.", "positive_items": ["B000BMFJ9Y", "B0C39H86Q1", "B09396NY1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2f60a0b5ace12a56f86da3e", "partition": "shared_train", "query": "I\u2019m organizing a small beginner music group and need lightweight protective carrying bags for a soprano ukulele and 3/4-size acoustic guitar, plus several secure stands for rehearsals and performances.", "positive_items": ["B07VWSB34H", "B08JMQR2JK", "B00HSVAK4U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2f8792a41fa92a86115f66e", "partition": "shared_train", "query": "I\u2019m upgrading and restringing my electric guitar and need a warmer, higher-output bridge sound, a faster way to wind the new strings, and a long cable for testing the finished setup through an amp.", "positive_items": ["B0064S6WIQ", "B0BJ3BBTXH", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2fa536c2dd74704379645a7", "partition": "shared_train", "query": "I want to record a home demo featuring my singing and electric guitar, with a stable adjustable microphone setup and plosive protection for clean vocal takes.", "positive_items": ["B017NT392Q", "B07PSWC1XY", "B0BGQG84Y4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2fcc05b10e0457ad18783a6", "partition": "shared_train", "query": "I\u2019m upgrading and rewiring a solid-body electric guitar, adding a humbucker cavity, improving tuning stability, and installing a durable stereo output connection for a versatile, reliable build.", "positive_items": ["B000PW1I3Q", "B00K89TSC4", "B00ABMCHOO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2fe4bec39a429395f881219", "partition": "shared_train", "query": "I\u2019m restoring my Fender-style electric guitar and need upgraded locking tuning hardware and string guides for a stable setup, along with a sturdy hardshell case for safe storage and transport.", "positive_items": ["B000CDT4VQ", "B0BKR2ZM9X", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d2fe5ae3b88d967dc0e2153d", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for heavier-gauge playing, comfortable rehearsals, and home recording with amp and effects sounds, so I need reliable playing accessories and a way to connect it to my computer.", "positive_items": ["B0000AJQ42", "B0BSGM6CQ9", "B074WXM13T", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d300d984a4b697a1a936b755", "partition": "shared_train", "query": "I want to start practicing electric guitar at home with a versatile instrument, an amp offering overdrive and quiet headphone practice, and a reliable supply of picks for regular playing.", "positive_items": ["B07LFV2GBR", "B073RQ74VK", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3036bc9f638b7cbc7dad42c", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar rig with pedalboard connections, a secure way to carry my wireless transmitter on the strap, and a stable stand to keep several guitars ready between songs.", "positive_items": ["B00PZGTVAE", "B07MG8PHF2", "B000ARH3M6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d30a9d54ae15d83764ce3548", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string acoustic for regular performances and need smoother, more stable tuning, quick on-the-fly key changes, and dependable picks for rehearsing and playing.", "positive_items": ["B0002E2NCM", "B0BG95DG2H", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d30a9f282b64faab587c89b6", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar and giving it a thorough refresh, including conditioning the unfinished fretboard, gently cleaning the body, and fitting medium-gauge strings with a rich, clear tone.", "positive_items": ["B0BFKQ9QXD", "B0928HW2P4", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d30eea4acede7876cd5016fc", "partition": "shared_train", "query": "I\u2019m setting up a reliable guitar rig for live performances and need compact connections between effects, accurate rack-based tuning, and maintenance supplies to keep the instrument\u2019s moving tuning and string-contact points working smoothly.", "positive_items": ["B00QYA1Z18", "B0BK6JP6MW", "B01AMQYS3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3160748e69fced400ad4fdf", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic-guitar jam and need to keep several guitars safely supported, switch straps quickly, change keys easily, and have assorted picks within reach while playing and sharing instruments.", "positive_items": ["B0BKZ3GCGR", "B0BXT384GR", "B00H4PEMM6", "B07XP6MHQT", "B01EJ1IQUQ", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d317be188a88529f96f0bc60", "partition": "shared_train", "query": "I want to set up a home vocal recording station for writing and producing songs, with studio-quality vocal capture, stable hands-free microphone positioning, multiple connections for instruments, and closed-back monitoring while I record and mix.", "positive_items": ["B0C3BSXX6N", "B07H5HM6F6", "B09RN7GR8F", "B0BZ5QTMKT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d321b4045c1ee32535a95a9a", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic guitar performance and need tools to restring my guitar, connect it to an amp, and position two microphones on stable stands.", "positive_items": ["B0064RIB9A", "B08R5GM6YB", "B01DE4DVO0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d32a3933d8c7e9ace5ed77e3", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic guitar set and need fresh coated strings, a long balanced microphone connection, and a rugged cable from the amplifier to the PA speaker.", "positive_items": ["B07BMD9LVS", "B0B3NJ1TDB", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d339a7bf36f07effcb13db93", "partition": "shared_train", "query": "I\u2019m setting up a home guitar room and need to safely wall-mount several electric or bass guitars, while restringing my acoustic and replacing its worn bridge pins before recording.", "positive_items": ["B07R3S93K8", "B06VTKT645", "B019RINZLQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d33bf3385c6eb39878660669", "partition": "shared_train", "query": "I\u2019m setting up a small stage event and need atmospheric water-and-fire projection, vivid multicolor lighting, and neat black covers for the tripod speaker stands.", "positive_items": ["B00FPX912A", "B002YKXIZS", "B009IAA9DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d33f8d5ea50586a32bdfbb7e", "partition": "shared_train", "query": "I\u2019m refreshing my standard Stratocaster\u2019s appearance with a red tortoise pickguard, coordinated replacement hardware and covers, plus the correct screws to install everything cleanly.", "positive_items": ["B07BQVJY7W", "B014ZYPT34", "B01D2GAKV2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d34292778a24a99f3dcf8646", "partition": "shared_train", "query": "I'm restoring an electric guitar and vintage combo for slide-driven blues-rock: I need a large glass slide, dependable strap security, a compatible replacement reverb tank, aggressive distortion with lead and rhythm flexibility, and precise picks for fast, articulate playing.", "positive_items": ["B000UJHHLQ", "B075VPGJCX", "B004TQJ174", "B00H35YIJE", "B003BGXW50"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d34625a9768f1a533fb6d556", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for reliable tuning and a polished live tone, with fresh light-gauge strings, smoother sustain and dynamics, plus a flexible low-noise cable for my pedalboard.", "positive_items": ["B09VT2NP2G", "B0002D0CCG", "B07KYX3S8X", "B0032UYJ98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d34a157ab184765e01b8125e", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record and produce rehearsals with several musicians, so I need multichannel USB recording, full music-production and mixing software, and rechargeable clip-on lighting to clearly read charts during sessions.", "positive_items": ["B08C9Z3BTS", "B08BX57Y2J", "B07Y5M1YTL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3533cd1619c32ac6e799b34", "partition": "shared_train", "query": "I\u2019m preparing a small live concert featuring electric guitar, drum kit, saxophone, and glockenspiel. I need reliable tone shaping and picks for guitar, durable replacement heads, organized stick storage, hard mallets, and focused microphones for capturing the instruments clearly.", "positive_items": ["B0BKZ7LF6F", "B09S1W71K6", "B000K67VG0", "B000P5M3KK", "B09L5QDZR6", "B076VWK8JV", "B00JL5I57U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d35cc38e8fc136098439cf5d", "partition": "shared_train", "query": "I\u2019m setting up for a small live guitar-and-vocal performance and need gear for hands-free playing, connecting my instrument to an amp, and positioning a microphone securely onstage.", "positive_items": ["B07226MCY6", "B00RX5HQS4", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d35f6a8598470f90f40c4285", "partition": "shared_train", "query": "I\u2019m putting together a small live guitar setup and need reliable connections for my instrument and microphone, plus comfortable no-slip picks and an easy way to keep spare picks within reach while performing.", "positive_items": ["B01K1EJQ9U", "B00P6ZOPP0", "B08DBDD6CM", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3626a1cc41ca0e9d9048728", "partition": "shared_train", "query": "I\u2019m putting together a small band rehearsal and recording setup with a reliable vocal microphone, adjustable boom support, flexible positioning hardware, a long XLR connection, and durable wood-tip sticks for the drummer.", "positive_items": ["B00H7Y2ZXM", "B00SVRLPYY", "B08DBDD6CM", "B0BK6PMJD2", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d364fa331b378656b23eea3b", "partition": "shared_train", "query": "I\u2019m preparing an acoustic-electric guitar for gigs and need a tidy onboard battery solution, a long cable, A/B signal routing, and safe products to clean, polish, protect the finish, and condition the fretboard.", "positive_items": ["B01447KF9U", "B00RVE9X06", "B07B8WL33G", "B01HGZAX4Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d366075d275e9fba2fcf74aa", "partition": "shared_train", "query": "I\u2019m setting up a portable bass practice rig and need everything to restring, tune accurately, connect to an amp, and play along with built-in rhythms.", "positive_items": ["B01DPCONFM", "B015HG7F3Q", "B00F0GQ8QE", "B0B7C7PYVC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3667c64474663292ed2644e", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for vocals, acoustic guitar, and basic beat-making. I need a pair of studio mics, protection from breath noise, vibration isolation, and a portable keyboard controller for virtual instruments.", "positive_items": ["B001ECQOO4", "B08FDBCYHL", "B0002GJI3C", "B0002GJHYM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3818828b4b8fc79cd8d5e0b", "partition": "shared_train", "query": "I\u2019m restoring a guitar rig for rehearsals and small gigs, and need a replacement 12-inch lead/rhythm speaker, durable picks for testing the tone, and a solution-free tool set to clean and maintain the guitar and strings.", "positive_items": ["B0064BCRQE", "B000BBF1VQ", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d388a3a29d29ebc0088dd7d2", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar for practice and gigs, and need a colorful replacement look, comfortable light-gauge strings, and durable thin picks for easy strumming.", "positive_items": ["B073RFDK85", "B09RJZSQML", "B0BJY2MYD1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3897a2a0131f2331b0d2763", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for live rock gigs and want to improve its switching controls, add flexible overdrive and distortion tones, and secure the strap for energetic performances.", "positive_items": ["B00H35YIJE", "B0002MSQVQ", "B00LYFFW9O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d389adb8f0cbb63837ccbb11", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly trombone practice routine at home and need a lightweight instrument, reliable slide care, and a way to practice more quietly without disturbing my family.", "positive_items": ["B09ZNRVZQG", "B0BT3HM147", "B003B1N2N2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d38d33d79df8d195499eeeae", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for recording and live playing, with smoother dynamics, warm swirling phase sounds, and dependable isolated power for several 9V pedals that I can use internationally.", "positive_items": ["B003AYC1SM", "B0016BFBO2", "B004N1L3PI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3903131c71980ced3822d19", "partition": "shared_train", "query": "I\u2019m assembling a compact, portable pedalboard rig for rehearsals and small gigs, with reliable tuning, organized pedal mounting and carrying protection, plus quiet isolated power for pedals with different voltage needs.", "positive_items": ["B0928HZNHJ", "B073VRMPDY", "B0822X83YJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d39036cfccbf54c4e7b62ab3", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for rehearsals and gigs and need warm-sounding extra-light strings, a comfortable adjustable strap for carrying it, and a stable stand for holding two guitars.", "positive_items": ["B09V91H5XM", "B00N5THDR6", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3979c21bcbc8d10a851427a", "partition": "shared_train", "query": "I\u2019m putting together an affordable expanded drum setup for rehearsals and small gigs, with a range of cymbal sounds, an added percussion accent, reliable bass-drum control, and flexible mounting.", "positive_items": ["B003H934JK", "B09LJ2796G", "B08DVPJSX9", "B00Z7M6LT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3a33e7d4ded755bf43574c6", "partition": "shared_train", "query": "I\u2019m preparing a beginner\u2019s music setup by restringing a half-size classical guitar and an acoustic guitar, then tuning both accurately with an easy clip-on tuner for lessons and practice.", "positive_items": ["B079NS31NK", "B015T84WO2", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3a3df14bd3e16e1ae1537ca", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup for home practice and need a secure way to park it on a desk, replacement hardware to keep the strings properly aligned, and durable picks for clear, controlled playing.", "positive_items": ["B097FMTZCP", "B09TRX519R", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3c61e6259b16cc5ab252340", "partition": "shared_train", "query": "I\u2019m refreshing my electric and acoustic guitars for regular playing and need suitable replacement strings for each, plus a reliable supply of durable picks for practice and performances.", "positive_items": ["B012P7NEW6", "B0002D0CAI", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3c7e11188e20333f06cb4b5", "partition": "shared_train", "query": "I\u2019m setting up a small guitar performance with a comfortable strap, durable picks, laptop playback, and a mixer for balancing my instrument, vocals, and stereo audio.", "positive_items": ["B0B8LK7MTH", "B0002D022G", "B09RJZSQML", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3c944da90ae65b02b5a922e", "partition": "shared_train", "query": "I\u2019m refurbishing a Strat-style electric guitar and need compatible hardware to restore its tremolo, improve string guidance, and install a replacement 11-hole pickguard with matching mounting screws.", "positive_items": ["B093648R7Y", "B09JGF3TNH", "B014ZYPT34", "B07KRZ1HH8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3cd8f6699985c71b3eaadb0", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric guitar practice setup and need a long instrument lead, an easy way to keep spare standard picks nearby, accurate chromatic tuning, and durable medium-gauge picks for playing.", "positive_items": ["B0BYJN7JWQ", "B0B8NXV975", "B01K1EJQ9U", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3d4d2c58d1c4e97de8850c5", "partition": "shared_train", "query": "I\u2019m putting together a compact world-percussion setup for beginner lessons and small outdoor performances, with paired bongos, a protective carrying bag, and a small hand drum that includes its own mallet.", "positive_items": ["B075ZDCFFX", "B071DH4WKY", "B003B12LK2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3d704b8baa9603246b51d8c", "partition": "shared_train", "query": "I\u2019m building a compact, road-ready electric guitar effects rig for rehearsals and small gigs, with smooth compression, versatile modulation, and spacious analog-style, tape-style, or digital delay options.", "positive_items": ["B00HAHTGEM", "B00DM4LT10", "B008TNAFZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3ecbc3b613e1c38c661b37d", "partition": "shared_train", "query": "I\u2019m putting together a guitar pedalboard and need a compact modulation effect, a short connection from the pedal to the board, and a longer cable to run from my guitar to the setup.", "positive_items": ["B00RX5HQS4", "B00KATAS9O", "B001RNHG0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3f084a45c0d066c851d85ba", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor vocal performance for three singers and need handheld vocal microphones, a reliable connection to my mixer or recorder, and protection from wind and moisture during the set.", "positive_items": ["B091MZPYBQ", "B08DBDD6CM", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3f0feec0ef44e0e595004c5", "partition": "shared_train", "query": "I\u2019m building a blues-focused electric guitar rig for live performances with smooth sustain, expressive overdrive, the ability to switch between or combine two amps, dependable connections, and a way to eliminate hum and buzz from the power line.", "positive_items": ["B088DD5M4V", "B07JL1KFT3", "B0756P1DV8", "B0032UYIK8", "B0002E4YI8", "B01MRI9ZE1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d3f293811e23b4a3b4027190", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice rig for learning rock and blues at home, with a versatile solid-body guitar, simple effects, and everything needed to connect it to a compact amp.", "positive_items": ["B00EM5UOE6", "B0B7Z4Z88L", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d409cdd0efba0b775d3dd2d6", "partition": "shared_train", "query": "I\u2019m putting together a portable PA measurement and alignment setup for gigs, with a flat-response test microphone on an adjustable mount, long balanced cabling, protected 2U rack storage, and easy transport for two stands.", "positive_items": ["B001GKY6D0", "B0BM71QK8M", "B003BLOSGM", "B09JJ784V5", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d40bfe95c4d74aa675c90766", "partition": "shared_train", "query": "I'm putting together a reliable electric-guitar setup for rehearsals and gigs and need to keep my strap secure, power several effects cleanly, and tune quickly between songs.", "positive_items": ["B073XXLVWT", "B0BPLFP5P6", "B07F3TDWSW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d40fde19297c155a568c2316", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for studio recording and need a replacement bass drumhead, sturdy adjustable cymbal support, and a simple way to tame unwanted overtones on my toms and snare.", "positive_items": ["B0042X9PES", "B00KQSP844", "B0002GO8NM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d413f9e5677011949077c2e0", "partition": "shared_train", "query": "I\u2019m getting my trumpet ready for rehearsals and performances and need a way to practice with a rich muted sound while protecting the finish and keeping the valves and slides moving smoothly.", "positive_items": ["B0002OOVHM", "B076VWZWYG", "B09TG6M7LJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d418431a9c436b1005ee9a18", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production station for making sampled beats, recording vocals or instruments with low latency, and accurately monitoring and mixing finished tracks.", "positive_items": ["B07CQRHDG2", "B00FX7MMRO", "B01E6T56EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d41dc7c02e8c4c5d421ae929", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic showcase and need a practical stage setup for clear vocals, connecting guitars or keyboards to the PA, and positioning several performers with adjustable microphone placements.", "positive_items": ["B019LR2XTS", "B07N5J3GTB", "B009AARY2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d41fb56693c35e94202ee15e", "partition": "shared_train", "query": "I\u2019m refurbishing an older Gibson-style six-string electric guitar and need a coordinated hardware refresh: smoother, more accurate tuning, a stable replacement bridge, and black pickguard, control, switch, and truss-rod-cover hardware for a clean finished setup.", "positive_items": ["B08YNGRX6H", "B08MQVHQJL", "B07L5MHMJT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d432897c5d0c268d888da6b9", "partition": "shared_train", "query": "I\u2019m preparing my six-string electric guitar for studio doubling in Nashville tuning and rehearsals, so I need bright, reliable strings, comfortable hands-free support, plenty of durable picks, and a long, noise-isolating connection to my amp.", "positive_items": ["B0BPJ4Q6FJ", "B004HJ9COU", "B074WXM13T", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d43702a1347d71ef9406b980", "partition": "shared_train", "query": "I\u2019m preparing for small guitar gigs and need reliable picks for confident strumming, a long cable to connect my instrument to the amp, and protective transport coverage for the amplifier.", "positive_items": ["B005D1PUWY", "B09S2VB3KW", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d437d1c00835f7a3f8c43b07", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for playing atmospheric, rhythmic parts live and want smooth low-noise strings, durable picks, and a delay rig with hands-free tempo control.", "positive_items": ["B07B4S63NN", "B00186L9X2", "B09R3KNKKG", "B0762RWRTW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d452edb444f38625441e2477", "partition": "shared_train", "query": "I want to set up a compact home voice-recording station for podcasts, with stable desktop mic positioning, a long balanced connection, protection from harsh plosive sounds, and USB mixing so I can record clean audio to my computer.", "positive_items": ["B00LOAASPC", "B016QUXTZU", "B005EHILV4", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d455f5520eb3c94fcb9d3ea9", "partition": "shared_train", "query": "I\u2019m setting up a compact home music room with safe padded support for three guitars, a wall display for my violin and bow, and plenty of comfortable picks for playing and practice.", "positive_items": ["B07DLBJKMR", "B0BKZ3GCGR", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d455f7696f5922328cdd33c2", "partition": "shared_train", "query": "I\u2019m preparing a portable band rehearsal and small gig setup centered on one vocalist, with a dynamic mic, three foldable boom positions for stage microphones, and a long balanced XLR run for a clean signal.", "positive_items": ["B01MAYL1J3", "B07N5J3GTB", "B003L11F36"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d455fbf6870c24baaf763987", "partition": "shared_train", "query": "I\u2019m setting up a tidy home music practice and recording space, with secure wall storage for my string instruments, reliable strap protection for playing, and convenient mounting for handheld microphones.", "positive_items": ["B071H7DRWY", "B01GGUTOFE", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d45f916c2397bd36076279ac", "partition": "shared_train", "query": "I\u2019m outfitting my jumbo acoustic guitar for rehearsals and gigs, and need a protective hard-shell way to carry it plus a comfortable adjustable strap and secure hardware that keeps the strap attached while I play.", "positive_items": ["B0B8M2Q1DS", "B00H35YIJE", "B00KND95KK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d46ccf1044a5e3c68fb52dab", "partition": "shared_train", "query": "I\u2019m setting up a small guitar-and-ukulele recording station and need versatile medium picks, softer reusable ukulele picks, accessible storage for standard picks, amp isolation to reduce resonance, and a flexible stand adapter for an MD441-U microphone.", "positive_items": ["B0029SLOBK", "B012P7NEW6", "B01K1EJQ9U", "B07QRZB173", "B0951C4RGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4806c87a93abfdfa4e8fbdb", "partition": "shared_train", "query": "I\u2019m preparing a mobile DJ lighting setup for events and need a practical way to transport fixtures, carry a portable truss system, and keep all cables and small accessories organized and tangle-free.", "positive_items": ["B00NFZAINQ", "B001Q3KT74", "B06XDDXZQ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d48e745090685fe11e77d5d2", "partition": "shared_train", "query": "I\u2019m setting up a home studio for recording guitar and acoustic instruments, with detailed stereo overhead capture, dependable strap security for performing, and durable sharp picks for precise playing.", "positive_items": ["B079TLFL33", "B00HU260SW", "B07C484BHP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d492d7128f066bbe37a956c8", "partition": "shared_train", "query": "I\u2019m getting my band\u2019s rehearsal setup ready for a small live show and need supplies to refresh a 14-inch snare, restring a six-string electric guitar for reliable tone, and connect a microphone cleanly to the mixer.", "positive_items": ["B09T89DKTL", "B0BKZ6HRQ2", "B09SVL9PW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d495351a33c2cad552b894a8", "partition": "shared_train", "query": "I\u2019m looking for a lap-steel practice setup with the instrument, a comfortable metal tonebar for playing, and a cable to connect it to my existing audio equipment.", "positive_items": ["B006Q7X7AQ", "B00L9R9V3K", "B0BR2HZY2B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d495a803d667f9f35f022d40", "partition": "shared_train", "query": "I\u2019m starting a concert ukulele project and want a quality instrument, a reliable way to keep it in tune, and removable abalone-style decals to personalize its appearance without affecting playability.", "positive_items": ["B08BFMCWW1", "B017808XKS", "B0141FHGG0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4a4e74405c87d1d0104a88f", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for a gig and need neck support for maintenance, tools to polish frets and adjust hardware, a faster way to change strings, thorough cleaning supplies, a strap, and a versatile combo amp.", "positive_items": ["B0BXZFS2QH", "B07N5MJDBF", "B07MDT5WJX", "B07QL29XXZ", "B0BT2Q355P", "B0C3LKJXFR", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4afb287a6904cb3c96e7da9", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar performance setup and need flexible vocal and instrument microphone placement, raised PA sound, and chorus, delay, and reverb effects, with gear that packs away easily for travel.", "positive_items": ["B008ZT8ZBO", "B000RJ6M4W", "B00BFN58WQ", "B0BX8NNKRH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4b5f9f5d5af0f5b67923980", "partition": "shared_train", "query": "I\u2019m preparing a live drum performance and need reliable balanced audio connections for microphones across both nearby and distant stage positions, plus plenty of durable wooden sticks for rehearsals and the show.", "positive_items": ["B0B3NJ1TDB", "B00H7Y2ZXM", "B003L11F36"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4bb65dde713a2f47fb32c82", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for a classic-rock gig and need a heavier, clear-sounding string setup, adjustable support while playing, and a removable mountain-themed cosmetic accent.", "positive_items": ["B08RYV2ZJP", "B0B8M1RZWV", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4bbd025033d4528f49bd0f2", "partition": "shared_train", "query": "I'm setting up a home bass practice room and need fresh strings, comfortable hands-free seating, a way to play standing, secure transport protection for my electric bass, and wall storage for several instruments.", "positive_items": ["B012U3FNT2", "B08LRLRRKM", "B0BHG58G2F", "B00DYAIOYW", "B08DMLGP4Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4bdf4b2b4d8b1185c865975", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup for regular practice and small performances, and need dependable replacement strings, comfortable picks for varied playing, and a secure wall-mounted way to store and display the instrument.", "positive_items": ["B00CGFRJ2Y", "B002MY9Z94", "B000YPE5BG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4cbf0e68ea8d51f8a400a25", "partition": "shared_train", "query": "I\u2019m putting together a small electric-guitar rig for rehearsals and recording: I need clean instrument-to-mixer signal matching, hands-free latching control for compatible gear, and durable grippy nylon picks for playing.", "positive_items": ["B000BBGCBY", "B07Y6TSTS2", "B07FZ5XBCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4d0d0857be5890921c990b9", "partition": "shared_train", "query": "I\u2019m tuning up my drum kit for heavy-rock rehearsals and need versatile sticks, a bass pedal beater with punchy, loud attack, and a 14-inch snare-side head for a dark, throaty sound.", "positive_items": ["B09RBC2GPT", "B0BT34HC2R", "B09HD48CZN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4d858555bb2481f4a8c20ed", "partition": "shared_train", "query": "I\u2019m building an affordable Tele-style electric guitar setup for learning and recording, with a comfortable starter instrument, a solderless pickup and control upgrade, and a pedal for adding lush, swirling modulation to my tone.", "positive_items": ["B0928FMP3T", "B07D4QCBX4", "B01DCG3BCW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4de26fa9151a57190297b20", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for an unplugged band, so I need to restring my 12-string acoustic and electric guitar, capture vocals and instruments through a USB interface, connect a microphone, and add a cajon rhythm track.", "positive_items": ["B077Z9HF27", "B000B6FADU", "B00L9R9YVO", "B0BTC9YJ2W", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4e3d8a9d6946f0e8ad37fae", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for recording and practice, looking for durable coated heads with a responsive surface, a simple way to control tom overtones, and a smooth single bass-drum pedal that still delivers power and speed.", "positive_items": ["B096BH8JS3", "B0BKZ1G3P3", "B0BKZ2S4PC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4e44bd18cd91ad48e93df2c", "partition": "shared_train", "query": "I\u2019m setting up a practice setup for both alto and tenor saxophones, needing the right alto reeds, tenor cleaning between sessions, stable instrument support, and a comfortable adjustable strap that works across both instruments.", "positive_items": ["B0BK6T5BSM", "B00OQ1WFCA", "B07B4ZZVDV", "B016T96QQ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4edb8820a1ebcc1933a032c", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular gigs and want heavier-gauge strings, a reliable way to support the neck while restringing, and a comfortable strap that keeps a pick handy.", "positive_items": ["B0BSGM6CQ9", "B0C3Q29DML", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4efd4ac8b60d4a1a6111bb3", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar-and-vocal performance and need reliable strumming picks with a way to keep them handy, an accurate A440 tuning reference, and protection against breath noise on a large microphone.", "positive_items": ["B001ECQOO4", "B0002GWRQM", "B001T21J80", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4f0dc8e9d8b7bd6252681ea", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production station to record vocals and instruments, control virtual instruments from a small keyboard, and connect a microphone reliably to my computer for songwriting and demos.", "positive_items": ["B08FDBCYHL", "B09RN7GR8F", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4f314be8efbaf8fef8e107e", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with a restring and basic setup: I need supplies to clean and protect the finish, condition the fretboard, adjust the neck, and install durable medium-heavy strings.", "positive_items": ["B0BXT5BCWN", "B09G5MLJ79", "B07WW5PKCP", "B093YKLWVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d4f8ebb8e0df91d2af379ebc", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style electric guitar for regular practice and small gigs, and need comfortable support, a replacement pickguard, fresh warm-sounding strings, and plenty of picks for playing and spares.", "positive_items": ["B0C4GJM9J4", "B071H2KLYD", "B09V4JQTN4", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d503c20870805dc4fda682a6", "partition": "shared_train", "query": "I\u2019m refurbishing my rock drum kit for live playing and need durable, punchy black heads for the bass drum and toms, plus reinforcement to protect the bass head from a double pedal.", "positive_items": ["B09HCYXHR6", "B0BKZ59BQZ", "B00K7VDMJS", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d50d56b15334f6cb3c7f0184", "partition": "shared_train", "query": "I'm putting together a home studio setup for recording layered guitar-and-synth tracks. I need fresh strings for both electric and acoustic guitars, quick key changes, instrument-safe cleaning, and versatile modulation and delay effects for evolving textures.", "positive_items": ["B00CPLODUU", "B000EEL50Q", "B0064RTS0G", "B0BFKQ9QXD", "B01B50QVEC", "B018IZDGU4", "B06Y5HQ6GD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d511aa36a2ebcca8cd91632d", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar setup for rehearsals and small gigs, with fresh strings, dependable tuning, an amp connection, pick options, secure strap support, comfortable playing, and safe stands for my instruments.", "positive_items": ["B0BHSG5C3G", "B00HZH4D04", "B01DPCONFM", "B09NWCD36N", "B08JMQR2JK", "B073R4GKQL", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d51481f7a3fc46f31b8c88c5", "partition": "shared_train", "query": "I\u2019m setting up a small live jazz performance and need reliable vocal amplification, a long connection to the sound system, and a trumpet mouthpiece that gives the horn a darker, well-centered tone.", "positive_items": ["B07N5J3GTB", "B0C2178S7V", "B000165DSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d517a09c9d566ae075cc1fee", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal PA and need reliable shielded cables for two microphones, along with an automatic unit to control feedback and fine-tune the sound.", "positive_items": ["B000KIPT26", "B079YMCLSC", "B008AWPJGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d517c6a8d89703e9b4a764d3", "partition": "shared_train", "query": "I\u2019m producing a filmed live music session with a talking host and drummer, and need discreet clothing-mounted audio with rustle reduction, a warmer vintage thump from the snare, and clean instrument-to-mixer signal matching.", "positive_items": ["B01290XS9S", "B07FZ5XBCJ", "B004TGNH8S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5199b2f556985b13ab2103b", "partition": "shared_train", "query": "I\u2019m refurbishing a mixed-size drum kit for recording and need heads for two bass drums and several toms, with focused punch, controlled resonance, adjustable damping, and balanced attack across different drum sizes.", "positive_items": ["B09HCVLXCQ", "B07F349RSZ", "B0BKZ2BPGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d51b53346597be2880d68240", "partition": "shared_train", "query": "I\u2019m restoring and setting up a full-size violin and need reliable replacement strings, a safe way to adjust its soundpost, and accurate clip-on tuning help for practice.", "positive_items": ["B00HCLFMVM", "B00L1LL7DQ", "B09JZQ67LR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d52218b7de73b7b054b623a0", "partition": "shared_train", "query": "I\u2019m building a compact folk-performance setup for switching among string instruments onstage, keeping them safely accessible, and making hands-free volume and gain adjustments without losing tone.", "positive_items": ["B07NDF58V1", "B071ZQK57R", "B072M63MXH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d522d7000e26fc9448861dc8", "partition": "shared_train", "query": "I\u2019m upgrading my Floyd Rose electric guitar for better sustain and a more reliable playing experience, and need compatible parts for smoother volume or tone control, a secure instrument cable connection, and added mass in the bridge.", "positive_items": ["B006KVTSOW", "B00979RZ9O", "B000G8BD20"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d524e6aa82755c9d85194bb6", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable home practice station for my 88-key keyboard, with stable adjustable support, a padded seat for long sessions, and protection from dust when the instrument is stored.", "positive_items": ["B00M6SJ3CU", "B07PWY6XRK", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d52f6eabb9a823a6988f9f97", "partition": "shared_train", "query": "I\u2019m restoring a worn Strat-style electric guitar and need parts for refretting the neck, securing the neck joint, refreshing the controls and pickguard, and adding reliable strap attachment points.", "positive_items": ["B009DAHPLU", "B01D2GAKV2", "B01LMDLNAY", "B01LKYTQOK", "B0002OP7UC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5337802e9e0718189e618f7", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style electric guitar and need the essential replacement hardware for secure neck mounting, proper string alignment, a fresh bridge assembly, and bright, versatile strings for a reliable stage-ready setup.", "positive_items": ["B015WD6FIK", "B0009FUUOC", "B0B3VQ8DY8", "B0713MZL89"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d536bfc56ea58f95cb2a927b", "partition": "shared_train", "query": "I\u2019m setting up my Taylor GS Mini for amplified playing and recording, and need an easy-install soundhole pickup, reliable tuning, and a secure way to rest the guitar on nearby furniture.", "positive_items": ["B003XNTQWO", "B097FMTZCP", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d53d2c55f3602ca94bfb8450", "partition": "shared_train", "query": "I\u2019m preparing my jumbo acoustic guitar for rehearsals and performances: I need durable medium-gauge strings, an all-in-one tool for restringing, a dependable guitar cable for amplified playing, and a protective hard case for safe transport.", "positive_items": ["B01DE4DVO0", "B09BF8XDF4", "B08R5GM6YB", "B00KND95KK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d54d6f662ddd61d0668606a7", "partition": "shared_train", "query": "I\u2019m putting together a playful percussion setup for a folk-music jam and need instruments that cover crisp tapping, textured bead-scraping rhythms, and old-fashioned thimble-driven washboard sounds for a small ensemble.", "positive_items": ["B0002GJJDQ", "B0002LD2WK", "B086543FTN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d54f8366b2ea2a8e6105622f", "partition": "shared_train", "query": "I\u2019m setting up a tenor sax recording session and need an adjustable way to mount microphones, fresh easy-playing reeds, and an internal cleaning accessory to keep the instrument in good playing condition between takes.", "positive_items": ["B07MHR1CQB", "B07B4ZZVDV", "B01I8C1DQQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5523d1f13a2ce21979a3e37", "partition": "shared_train", "query": "I\u2019m setting up a beginner rhythm workshop where children can practice cymbal patterns, add bright handheld jingles, and play easy shaker parts together in a small percussion ensemble.", "positive_items": ["B003SQK1HK", "B0B58LVCTX", "B00F912X96"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d55307b42def4d8e2d59e8bc", "partition": "shared_train", "query": "I\u2019m refurbishing a guitar for my home studio and want to replace its tuning hardware, connect it to pedals or an amp with a long instrument cable, and mount it securely on the wall when I\u2019m done.", "positive_items": ["B00LMC2PNA", "B00BJTGILG", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d554957e480bc0360cf11561", "partition": "shared_train", "query": "I\u2019m preparing my electric instrument for a small live performance and need to tune it accurately, connect it over a long cable, and send a properly matched signal into the venue\u2019s mixer.", "positive_items": ["B07FZ5XBCJ", "B00646MZHK", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d556287b9cc11bcc29a51b78", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar and bass rehearsal space and need reliable connections to the amp, an easy way to keep instruments in tune, and safe stands for several instruments.", "positive_items": ["B0BHSG5C3G", "B01DPCONFM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d55e4b3b81fb6a793bdf949a", "partition": "shared_train", "query": "I\u2019m preparing a small electric-guitar looping setup for rehearsals and gigs: I need reliable signal connections at different distances, a quiet way to switch guitars, fresh medium-gauge strings with a spare replacement, and an intuitive looper for building layered parts.", "positive_items": ["B015X3CXXA", "B07Y94MSG9", "B078KCXXZX", "B095XZJ99J", "B0B2T1LF1L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d56cd71976df2eddfeb015db", "partition": "shared_train", "query": "I\u2019m restoring an older Strat-style guitar and compatible tube combo for a funk setup: I need a low-friction tuning upgrade, replacement EL84 power tubes, the correct two-button amp controller, and an expressive envelope-filter effect for rhythmic playing.", "positive_items": ["B0BT34HC2X", "B00OGZVTZA", "B07C9YCY5J", "B01N6GR2NW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5773a5b2b23910f8a3054eb", "partition": "shared_train", "query": "I'm preparing a small guitar recording and rehearsal setup and need clean, protected power for my gear, plus durable coated strings to restring both my acoustic and electric guitars for consistent tone and less maintenance.", "positive_items": ["B000A42R2U", "B07GFH8NTB", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d577e6f5304c117b4e26c2f7", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit for heavy rock and metal gigs, replacing worn heads and snare wires, tuning the toms for punch and controlled tone, and adding sturdy cymbal and double-tom support for reliable setup and double-pedal playing.", "positive_items": ["B001GT945Q", "B0006MXJJG", "B0002F6XIQ", "B09HCVF8DH", "B0BKZ6M28F", "B09HCVLH2K", "B0BKZ2BPGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d578f06da305a53570efeaee", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and recording corner where I can keep several guitars organized, connect one reliably to my rig, monitor recordings clearly, and switch amp functions hands-free while playing.", "positive_items": ["B001G7UWIQ", "B00UBGFR88", "B09Y1X5BSC", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d57ed641d3251f2ae98d2a13", "partition": "shared_train", "query": "I\u2019m putting together a late-night electric guitar practice setup with reliable playing essentials, a long instrument connection, and headphone-based vintage amp tones so I can practice quietly.", "positive_items": ["B07YD56LPV", "B01DPCONFM", "B000ZMYRJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d58528833f8a6112e9c6802d", "partition": "shared_train", "query": "I\u2019m putting together a comfortable banjo setup for practicing and performing bluegrass, with secure support during long sessions and picks that give me both reliable thumb control and a bright fingerpicked tone.", "positive_items": ["B01LB3T45G", "B00IWXMGH2", "B07MXR1119"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d58f6b635f27cb041766c096", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for casual gigs and practice, so I need fresh medium-light strings, a comfortable secure way to play standing, and a lightweight tool for changing keys quickly.", "positive_items": ["B07SPHH7TD", "B006XYAR0U", "B00N4ZHQ14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d59760de670be256902490c1", "partition": "shared_train", "query": "I\u2019m preparing my bass for a live rehearsal and need fresh strings for a bright, reliable tone, a comfortable secure strap for playing standing up, and closed-back headphones to monitor my sound without disturbing anyone.", "positive_items": ["B00UXE3WOY", "B07D5W5X3Z", "B07K2J841D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d59a2739e461924af42dd618", "partition": "shared_train", "query": "I\u2019m setting up a quiet apartment drum practice station and need sticks that feel secure in dry hands, mutes for practicing across the whole kit, and an extra cymbal arm for a comfortable setup.", "positive_items": ["B09TXP3FSK", "B07TS8RZJ5", "B003B1BOFK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d59b66fcc558d92da2f8f54e", "partition": "shared_train", "query": "I\u2019m getting my classical guitar ready for lessons and small performances, so I need a warm, light-tension nylon setup, an easy way to remove and install strings, and an adjustable strap for comfortable standing practice.", "positive_items": ["B0B8M1RZWV", "B0BPKH4HB2", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5a1e6ad1a87ddc8d1614c8d", "partition": "shared_train", "query": "I\u2019m preparing an outdoor acoustic singalong and need a compact setup to project guitar music loudly, tune accurately, and quickly change keys between songs without retuning.", "positive_items": ["B00CPLODUU", "B00IFOTSJW", "B00XJNOMJ0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5bc064b0e38f78a6d18960f", "partition": "shared_train", "query": "I\u2019m putting together an electric bass setup for experimenting with slide playing and want a warm-toned glass slide plus a way to make custom picks and keep them handy.", "positive_items": ["B077CZ5R8N", "B072DXPHC3", "B07X2LN3FV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5c33b651ccd6499e6730997", "partition": "shared_train", "query": "I\u2019m preparing a casual acoustic Latin jam and need beginner-friendly ukulele chord and fretboard guidance, a way to shift keys quickly, plus mounted rhythm accents and versatile sticks, brushes, and rods for changing percussion textures.", "positive_items": ["B08NFDKD3M", "B005CZIJJC", "B000EENH5W", "B07FVRJCFG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5c5d4fa578e151bd7de64ab", "partition": "shared_train", "query": "I\u2019m upgrading a five-bolt Fender bass for live recording, with an adjustable high-mass bridge, a short right-angle patch lead for the signal chain, and a long multichannel XLR snake to connect the stage to the mixing desk.", "positive_items": ["B098PJL986", "B07GY7828V", "B00VSYMTO2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5c5e7edeab4b1cb7eb0a682", "partition": "shared_train", "query": "I\u2019m setting up a small live guitar-and-vocal rig and need balanced microphone connections, short pedalboard links, compression for dynamics, and classic-rock distortion for the guitar.", "positive_items": ["B09V2V5HTP", "B09HTV1RV3", "B01CFNML9W", "B07ZW1GBVT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5d16f2128b718a51aa1ed88", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice and recording station where I can play electronic drums, mount a vocal microphone securely, and reduce breath and wind noise while singing.", "positive_items": ["B002FWET44", "B006BST39E", "B0045XUU08"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5d2e8fe9279fa01921b5f3c", "partition": "shared_train", "query": "I\u2019m preparing a small blues-rock gig: I want to refresh my Strat\u2019s tone and controls, secure it comfortably onstage, replace a connector in a battery-powered light, and add a reliable vocal mic for rehearsals and performance.", "positive_items": ["B08NVVLB16", "B09V91H5XM", "B0002KZB5C", "B00GK73HI4", "B01DW371FS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5d6888f517f6e469b430841", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic performance with my vintage lacquer-finished guitar and need to safely refresh its appearance, connect it to the sound system, and get clear, feedback-resistant vocal sound onstage.", "positive_items": ["B016R0GF3M", "B01DL6E84I", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5d6ea8adc793898a1ea7742", "partition": "shared_train", "query": "I\u2019m refreshing my Tele-style electric guitar for regular practice by upgrading its bridge, fitting heavier-gauge strings, keeping plenty of picks on hand, and organizing my instruments safely on the wall to free floor space.", "positive_items": ["B00EB1237C", "B01CKEVT94", "B0BSGM6CQ9", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5d9ad654679c97a3148f82d", "partition": "shared_train", "query": "I\u2019m starting a home electric-guitar building project and want to assemble a custom instrument, outfit it with bright replacement strings, and keep it safely stored alongside another guitar when I\u2019m not playing.", "positive_items": ["B00IMN8HNO", "B09JMYM88H", "B09Y8JZTQH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5d9da498894a877835e6a11", "partition": "shared_train", "query": "I\u2019m building a compact guitar effects setup for rehearsals and small gigs, with controlled dynamics, a versatile overdriven tone, and space-saving connections between pedals on a portable board.", "positive_items": ["B09PBL98Q4", "B0002E52OI", "B07QQLLXBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5df9c6cec8b38f7ee91eb09", "partition": "shared_train", "query": "I\u2019m restoring a six-string electric guitar and need reliable six-in-line tuning hardware, replacement mounting parts for its humbuckers, and grippy medium-gauge picks to set it up and test the finished instrument.", "positive_items": ["B00YB93RHE", "B09MB1Q836", "B00EB11OHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5e39f279f9fe760cc33b05f", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular blues practice and want durable coated strings, precise sharp picks, and a brass slide for bright lead lines.", "positive_items": ["B00HU260SW", "B0020YH3DQ", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5e7b3e6cf3e5ad0b3df3280", "partition": "shared_train", "query": "I\u2019m upgrading my Strat-style electric guitar and need a compatible chrome tremolo bridge, staggered locking tuners, and heavier-gauge nickel strings for a complete hardware and string refresh.", "positive_items": ["B0B3VQQ6XY", "B0BKR2ZM9X", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5e9af7eddb5a970fe9e3bd0", "partition": "shared_train", "query": "I\u2019m putting together a loud, versatile drum setup for live performances and need varied-pitch cowbells, a secure hoop mount, convenient stick storage, precise drum tuning, and a double-bass pedal for energetic playing.", "positive_items": ["B09YK4PGGN", "B075BKDX3Y", "B09LJ2796G", "B08NK5R7KF", "B01D4P2OI8", "B000GB3HSK", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5ec0006026afb7c20763766", "partition": "shared_train", "query": "I\u2019m putting together a compact acoustic guitar setup for apartment practice and occasional transport, with safe hands-free storage, secure strap attachment, and a way to play quietly with headphones and backing tracks.", "positive_items": ["B07H1CHG1J", "B018FCZKR2", "B00H35YIJE", "B00KND95KK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5f46373dca99dd89a383195", "partition": "shared_train", "query": "I\u2019m setting up a home recording session and need to connect stereo line-level gear to mic or instrument inputs, run a long balanced XLR connection, and repair my microphone shock mount.", "positive_items": ["B081Z41MSB", "B08YKJ1XYG", "B0073EQXO8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5f84c4577f5d484704be9d2", "partition": "shared_train", "query": "I\u2019m putting together a tidy, gig-ready electric guitar setup and need compact pedal connections, a secure way to organize my pick collection, and tools for cleaning strings, frets, fretboard, body, and hardware without harsh solutions.", "positive_items": ["B07C855XSB", "B07C2J458T", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5f87b7fd721209a619b13c4", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for amplified performances and need natural sound from the instrument, enough cable length to reach the amp, and comfortable thumb picks for confident playing.", "positive_items": ["B0BH8LF6Z9", "B01DBS3WJS", "B01AA6BIA4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d5fd587d17361d8642de345f", "partition": "shared_train", "query": "I\u2019m building a versatile electric-guitar pedalboard for live performances, with stereo modulation, expressive wah, smooth volume swells, remote switching for a compatible JHS pedal, and reliable isolated power for the whole setup.", "positive_items": ["B073VRV6MS", "B073XXLVWT", "B0B1989GQS", "B06XYQLXGC", "B00R7J4116"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6082e55be3a311a3aea9d5b", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster for reliable tuning, refreshed bridge hardware, a more detailed and powerful bridge tone, and versatile overdrive sounds for everything from classic blues to modern leads.", "positive_items": ["B003VFYVD8", "B0B3VQ8DY8", "B0BKR2ZM9X", "B073XX4J74"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d60f225ad77b31d54c2dbd77", "partition": "shared_train", "query": "I\u2019m putting together a compact home setup for rehearsing and recording songs, with versatile guitar effects and looping, a vocal microphone, and safe floor storage for several guitars between sessions.", "positive_items": ["B073NPJF54", "B0C6HZ2BJ4", "B0BYXVCSGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6105f6c2d77094922263ed6", "partition": "shared_train", "query": "I\u2019m setting up a versatile guitar practice session covering acoustic and electric playing, so I need fresh strings for both instruments plus a range of pick gauges and slide, thumb-pick, and finger-pick options to explore different techniques.", "positive_items": ["B07ZSGCL6X", "B09NWCD36N", "B007MY5BDI", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d610e26296a45b1214ac5347", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar for reliable gigging: improve tuning stability, refresh the pickup switching, restring it for standard or drop tuning, and add a durable adjustable strap for rehearsals and shows.", "positive_items": ["B0BXT41XC6", "B0BKR2ZM9X", "B00HZH4D04", "B00T88V5PO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6133b107bb818975c22a9de", "partition": "shared_train", "query": "I\u2019m putting together a small live-music PA for an outdoor event and need stronger low-end impact, plus reliable balanced XLR connections for both a nearby microphone and a longer stage-to-speaker run.", "positive_items": ["B09XBZL7K9", "B01H8E51CC", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d615e71a40770ab7451de01a", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar looping setup for songwriting at home, with simple foot-operated recording, reliable guitar connections, and a space-saving way to power the pedal.", "positive_items": ["B07DK59QNR", "B015X3CXXA", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d61a8938498b13b570057b22", "partition": "shared_train", "query": "I\u2019m refurbishing a Tele-style electric guitar and need compatible hardware for mounting the pickups and switches, upgrading the three-way controls, securing the output jack, adding strap attachment points, and guiding the strings cleanly at the headstock.", "positive_items": ["B00G964BUY", "B0025PM6DM", "B0089NNAZ2", "B0BR2HYQ18", "B0B8Z6MMNT", "B0B8Z4YV4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d61caa9a34ea1ab2e2ee98c0", "partition": "shared_train", "query": "I\u2019m setting up a full-size violin for bluegrass practice and need a comfortable replacement chinrest, quieter practice capability, and reliable tuning for fiddle-style playing.", "positive_items": ["B015HG7F3Q", "B00BC75MLC", "B002Q0WT1A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d61d953fa8a0d3509c58ad31", "partition": "shared_train", "query": "I\u2019m setting up a home rehearsal space and want to restring my bass with durable, flexible strings, add a comfortable adjustable strap for playing, and keep my basses and guitars organized and safely accessible in one rack.", "positive_items": ["B091YFQGCJ", "B0B96H6DMR", "B0002FO3LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d62bc32e63fa237e87b5d49b", "partition": "shared_train", "query": "I\u2019m setting up a small live music recording space and need adjustable tripod stands for several microphones, including a taller boom position, plus a short XLR cable to connect a microphone to my audio equipment.", "positive_items": ["B093YLLJX9", "B019NY2PKG", "B075VHF7DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d632faacf8c62bda73a6c962", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar rig for recording and practice, with reliable connections between the guitar and several pedals, tools for quickly restringing it, and options for expressive slide playing and classic wah, overdrive, and sustained compressed tones.", "positive_items": ["B01LEZLRNS", "B015XF3WBK", "B01N9VNZPO", "B0B95V41NR", "B0928H6VZX", "B07JZBH686", "B07DGW4H5Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d634de4323c77ae9a17a390f", "partition": "shared_train", "query": "I\u2019m preparing my mandolin for a recording session and need a bright, crisp string setup, reliable picking essentials kept within reach, and a secure adjustable way to play standing.", "positive_items": ["B0BKZ7FHHW", "B0B8LYBTXZ", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d63dacc1a119bdacf65ded46", "partition": "shared_train", "query": "I\u2019m preparing for a jazz rehearsal where I\u2019ll switch between alto and tenor saxophones, so I need responsive, consistent reeds for both instruments and durable protection to keep the tenor setup safe between playing.", "positive_items": ["B09X7XW38F", "B005SUX2DY", "B0BQ48G9Q2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d64a83c5fbe4df93a93be410", "partition": "shared_train", "query": "I\u2019m setting up a compact home podcast and karaoke station for occasional guest vocals, so I need reliable handheld microphones, long XLR connections, a stable desktop stand, and basic protection against breath, wind, and moisture.", "positive_items": ["B014GT8DXG", "B0916MP75Y", "B00UZ7JADG", "B091MZPYBQ", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d64baab809721227eeff6ceb", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record a rock demo and need to replace the bass drum\u2019s front head, securely mount toms, capture vocals, reduce room reflections, and protect my Les Paul between sessions.", "positive_items": ["B003VP9VI8", "B0002F4YDC", "B0002D01K4", "B09HL8TQTF", "B00ATP5KF6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d64d3a69683e6300b22bf2fd", "partition": "shared_train", "query": "I\u2019m preparing a portable interview and small-event audio kit, with secure shirt-mounted lavaliers, reliable long balanced connections to the sound system, and one roomy protective case for transport.", "positive_items": ["B01L7P3ZQM", "B00WFFNGSQ", "B00O5ELJ66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d650e0d072f401dcfd9621fe", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a heavier-gauge rehearsal and warm-toned playing session, and need reliable accessories plus a long cable to connect it to my amp.", "positive_items": ["B0BKZ3GCGR", "B01DE4DPSC", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d65b599d216139e5bf7731b1", "partition": "shared_train", "query": "I\u2019m putting together a simple home vocal recording setup and need a dynamic microphone, USB mixing and audio interfacing, plus a pop filter to keep spoken or sung tracks clear.", "positive_items": ["B005EHILV4", "B015XTFNP4", "B00009W40D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6663d4479068a7d3fd44daf", "partition": "shared_train", "query": "I\u2019m getting my band\u2019s rehearsal rig ready: I need a bright Nashville-tuned electric guitar setup with sturdy picks, a long balanced microphone connection, a replacement high-frequency speaker driver, and a way to mount a bell on the bass drum.", "positive_items": ["B07N5HJ327", "B0B3NJ1TDB", "B09R6KV6QX", "B00H7IDKCI", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6678fdec46f812fbe79c285", "partition": "shared_train", "query": "I\u2019m putting together a compact percussion practice setup for a world-music ensemble, with tunable hand drums, a maintained cymbal setup, and bright bell accents for learning varied rhythms and arrangements.", "positive_items": ["B0BFCGLW9C", "B0009RNMZO", "B0002F51B6", "B0795CH796"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d66d7a8f9c0d0071e4bb4341", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for electric guitar and violin rehearsals, with multitrack recording, a boom microphone stand, convenient storage for picks and drinks, and a way to hang the violin and bow nearby.", "positive_items": ["B01GN9OE5I", "B08KRFGST9", "B00YJ5C46K", "B01HPGFDMG", "B00B9060X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d67015094e7eda0ba28d78a9", "partition": "shared_train", "query": "I\u2019m preparing a saxophone rehearsal and performance setup for tenor, soprano, and alto: I need a warm, centered tenor tone, a soprano mouthpiece upgrade, and secure portable support for the instruments.", "positive_items": ["B0BKLFTZ6S", "B07N3Z1289", "B07DLWYV8D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d671db8aa096e980a41d8b74", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and small gigs, and need a portable way to carry it, handle quick string changes, and keep it safely upright between sessions.", "positive_items": ["B08R5GM6YB", "B0B1SF7C4M", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6752b7323d61b91fafede73", "partition": "shared_train", "query": "I\u2019m setting up a home drumming practice station where I can work on realistic stick rebound at adjustable standing height, while also practicing rhythms on a touch-sensitive electronic kit with pedals and playing along to music.", "positive_items": ["B0BKZ61YJJ", "B001MXAPC2", "B00TV0SA7U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d67939496aa45f60802f942a", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and recording station where I can safely park several guitars, play keyboard parts with piano-style sustain, and route stereo audio into my recording equipment.", "positive_items": ["B08JMQR2JK", "B0BT9R8MMV", "B01DN7OLJC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d67d9fa66aecc8e40fefd77e", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar and effects setup for rehearsal: I need to fine-tune the neck relief, play comfortably with a secure adjustable strap, and connect several balanced pedals and outboard audio components across a larger stage or studio rig with reliable patching.", "positive_items": ["B01H8E4U5G", "B0BT3D5TZT", "B09398HH18", "B00F0EB9RY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d686bdd6c2c120de580ee1fc", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar-and-vocal rehearsal setup and need reliable XLR connections for the microphone, durable picks for playing, and short right-angle leads to connect effects in a tidy pedalboard chain.", "positive_items": ["B07J341B3C", "B01N3TC3I0", "B012DVL912"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d687624e6723bcf1d4c52d4c", "partition": "shared_train", "query": "I\u2019m setting up a compact rock rehearsal rig with close drum-microphone placement, bass-drum-mounted auxiliary percussion, and sturdy guitar picks for playing rhythm parts.", "positive_items": ["B09MJWYTQW", "B0C3LGQ9S5", "B003HGR6VA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d68ddea0fe8e80a4ad28b0cd", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for practice with a 23-inch drumhead, a key for tension-rod adjustments, sticks for playing, and a bass-drum patch to protect the head during double-pedal use.", "positive_items": ["B075MRMFM8", "B0BKZ6M28F", "B09TXP3FSK", "B000WIRFD0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6a0df6287d22729b8e05a71", "partition": "shared_train", "query": "I\u2019m recording a cajon performance in my home studio and need soft brush textures, a reliable balanced connection from the microphone to my audio gear, and a way to eliminate ground hum and buzz.", "positive_items": ["B0002E4YI8", "B08XQN198D", "B0764G5LLF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6c54d69b8ea5703964eb74a", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a home recording session and need long-lasting strings, accurate clip-on tuning, and a secure capo for quickly changing keys.", "positive_items": ["B00646MZHK", "B09BF8XDF4", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6c7677260c0861f2a7694fd", "partition": "shared_train", "query": "I\u2019m preparing a portable blues-and-folk gig setup for resonator guitar, with hands-free playing support, expressive dobro-style slide work, and a C-key lead instrument for melodies and fills.", "positive_items": ["B07NDHXQQV", "B07FYYXW44", "B00WE6INNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6c8246879143c0573278054", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice space where I can learn chord progressions, connect the instrument to an amplifier, and build confidence playing a wide range of songs.", "positive_items": ["B08T7MX2DY", "B0BPSFLYT2", "B078JTM4V4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6ca1f177774706d86e145ce", "partition": "shared_train", "query": "I'm putting together a small live vocal performance and need several dynamic microphones, balanced XLR leads to connect them to a PA, plus a compatible clip to mount a Shure wireless handheld securely on a stand.", "positive_items": ["B07KDSZ2TJ", "B07C91JT14", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6cd593cea83d320eef2cd13", "partition": "shared_train", "query": "I\u2019m refreshing my 6-string acoustic guitar for regular practice and small performances, and need reliable tuning, quick key changes without retuning, plus durable, comfortable strings with a warm, bright tone.", "positive_items": ["B07GFH8NTB", "B00646MZHK", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6cdf2933f640052f7e04d24", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and performance space where I can restring my acoustic, keep my semi-hollow electric safely protected and displayed, tune either instrument quickly, and control looping and effects hands-free while playing.", "positive_items": ["B08DM9NFLH", "B07CM4JCYG", "B001AEA0G4", "B00IFOTSJW", "B001ODMYO2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6cf36629bff4f842d4ea5eb", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic-guitar singing setup for rehearsals and casual performances, and need bright extra-light replacement strings, floor stands for handheld microphones, and foam covers to reduce wind and moisture interference.", "positive_items": ["B01JUSZX86", "B0C4XQ496G", "B007MY5BDI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6d4b6b80ebf49c2b9b65ac5", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for small singer-songwriter performances and want an easy way to amplify it, quickly change keys during songs, and get a warm, full tone while strumming. What gear would work well together for this setup?", "positive_items": ["B0002E3B78", "B07BSZNKTM", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6e593f49f5314eac466e85b", "partition": "shared_train", "query": "I\u2019m setting up a home podcast or voice-recording station and need a stable adjustable boom stand, a suspension mount for my compatible broadcast microphone, and a balanced XLR cable to connect it to my audio equipment.", "positive_items": ["B009RTTR18", "B01DN7O97G", "B00SVRLPYY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6f7ee4922bb85adc044e893", "partition": "shared_train", "query": "I\u2019m getting my Epiphone-style Les Paul ready for live playing and need a comfortable long strap, easy onstage tuning, compact pedalboard cabling, and a replacement three-hole truss rod cover.", "positive_items": ["B07FYL7LW1", "B07Q5G54XF", "B00COU98RK", "B075SVSZJ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6f8b0f3947aea717a0ade55", "partition": "shared_train", "query": "I\u2019m setting up a quiet home vocal recording session with a handheld microphone and need clean balanced connections to my recording gear, including a way to adapt to a 1/4-inch input, plus protection against plosives and wind noise.", "positive_items": ["B072PQT2DM", "B0764F75C8", "B09TH87ZV1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6fb6fd5414f10629ec00796", "partition": "shared_train", "query": "I\u2019m putting together a small live vocal performance setup that can reduce microphone wind and breath noise, add reverb and other effects, drive stereo speakers, and connect to my computer for recording and playback.", "positive_items": ["B07228YGKK", "B091MZPYBQ", "B01M3RHY5K", "B07KGF3MHC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d6ffd482905263b95b5e16c0", "partition": "shared_train", "query": "I\u2019m upgrading my compact drum kit for energetic rock rehearsals and need a responsive double-kick setup, a secure way to mount extra hardware, and a bright, fast crash accent.", "positive_items": ["B000SZVYLQ", "B001QUUJ36", "B0049Z716S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7065ee48781b9068fe2da12", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for regular rehearsals and need long-lasting strings, dependable picks, and a durable cable to connect my guitar to an amp.", "positive_items": ["B00H35YHQ8", "B01DE4DVO0", "B07DWY7R2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7121dece6a58cba3c710416", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for rehearsals and small gigs, with short patch connections, clean volume and tone enhancement, and flexible switching between two guitars or amplifiers.", "positive_items": ["B00VBNZKVO", "B00PZGTVAE", "B008TNAHTY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7185995dfa55811a8a062ff", "partition": "shared_train", "query": "I\u2019m rebuilding my electric guitar rig for expressive blues-rock leads and punchy rhythm tones, with a sweet neck pickup upgrade plus versatile gain stages for shaping clean-amp sounds, harmonics, sustain, and solos.", "positive_items": ["B0026YDLUE", "B0BGYFWNMP", "B094YNDRB5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7261cfed056480de2571840", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a practice session: I need heavier-gauge strings, an easy way to restring it, a reliable cable for connecting to my amp, and comfortable picks for playing.", "positive_items": ["B0BSGM6CQ9", "B00RX5HQS4", "B0BKZ3GCGR", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d72cd4b336fb6dd5937ca731", "partition": "shared_train", "query": "I\u2019m setting up my dreadnought acoustic for rehearsals and small gigs, and need a way to display it safely at home, carry it securely, and play comfortably.", "positive_items": ["B004W81VXQ", "B001QTAG94", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d72e68bc256e5665fbc42fc1", "partition": "shared_train", "query": "I\u2019m restoring an older Ludwig snare drum and need the internal tone control, reliable strings for mounting the snare wires, and a compatible lever-style strainer to complete the mechanism.", "positive_items": ["B0BKZ74NPY", "B07PLH3Q4G", "B07ND1S862"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d74a1813e8ff6248d29972de", "partition": "shared_train", "query": "I\u2019m putting together a beginner electric guitar setup for practicing heavy metal riffs at home, with a solid-body guitar, high-gain distortion, a compact amp with tone controls, a dependable instrument cable, and durable picks.", "positive_items": ["B0BR2N43GC", "B072226Z5Q", "B01DPCONFM", "B08T2N25MR", "B073V8BX9P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d753703f427ef4088ede01ec", "partition": "shared_train", "query": "I'm setting up a compact home rehearsal and recording rig for guitar and drums, with reliable kick-drum capture, hands-free control of connected equipment, and a secure way to park my guitar between takes without a full stand.", "positive_items": ["B0002E516M", "B0B8Z6GZZ5", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d758daa633381e1a39ebc270", "partition": "shared_train", "query": "I\u2019m preparing my classical guitar for regular lessons and small gigs: I need a padded carry bag, comfortable strap options including quick release, plenty of pick styles to test, and convenient ways to keep picks accessible during playing.", "positive_items": ["B01K1EJQ9U", "B074WXM13T", "B08BJGBHN7", "B07XP6MHQT", "B00U6XC5ZO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7678152189354bf160295da", "partition": "shared_train", "query": "I\u2019m refreshing my medium-scale bass for a warm, smooth tone, need an easy way to tune it, and want quick microphone changes while recording my amp.", "positive_items": ["B0B3F96MH2", "B0BPLFP5P6", "B07TD9NX9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d776505153158717310d6236", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice space for several instruments and need reliable clip-on tuning, steady audible and visual tempo control, and padded stands that keep everything secure between sessions.", "positive_items": ["B0BCL4K9GF", "B08JMQR2JK", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7795836f5868e334e1012d7", "partition": "shared_train", "query": "I\u2019m preparing a small home recording setup for my 12-string acoustic guitar: fresh extra-light strings and durable picks for playing, plus a multi-channel USB mixer with effects and an easy way to control and mute the stereo monitor output.", "positive_items": ["B00WT4DJN0", "B0BYJN7JWQ", "B0BTC9YJ2W", "B0036E8DE2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d789c1b54c595dbb8bfb6fda", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal and performance space, with fresh heavier-gauge strings and expressive lead effects for my electric guitar, quick key changes for acoustic parts, secure instrument stands, protective transport, and readable sheet music.", "positive_items": ["B097Q9W8MW", "B004ETMV4G", "B0047VIXBG", "B00CPLODUU", "B08JMQR2JK", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d78c3af500bb19d4c0e12684", "partition": "shared_train", "query": "I\u2019m setting up a small home performance studio where I can record vocals digitally, control DMX stage lighting from a computer, and make reliable XLR cables for connecting the audio equipment.", "positive_items": ["B09ZTFT99D", "B075D9F1F4", "B08L84HYTL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7932f625c25a7d9a9808a72", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want a complete playability refresh with heavier-gauge strings, a precisely slotted replacement nut for better tuning and sustain, and assorted picks to compare different attack and feel.", "positive_items": ["B07N7NM35T", "B00IPH8MD2", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d79aafdb2f4b172e8fd422e0", "partition": "shared_train", "query": "I\u2019m setting up a small live band performance and need reliable connections for microphones to the PA, a short link between my guitar and effects pedal, and a simple way to keep my guitar strap securely attached.", "positive_items": ["B00O5EKZ9I", "B0B81FHSYZ", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d79fb2c915413c396d24a0a2", "partition": "shared_train", "query": "I\u2019m recording an electric guitar demo with my computer and need reliable stage tuning, creative octave and harmony effects, flexible picks for experimenting with tone, and an interface for high-quality instrument recording.", "positive_items": ["B08T2M787L", "B07NDSQ9X4", "B07KDYH2DF", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d79fe4a67920bc186fe60eff", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic and electric guitars for a small recording project: I need replacement strings for both instruments, varied picks to test tones, supplies to clean and condition the finishes and fretboard, and hardware to secure and adjust a humbucker pickup.", "positive_items": ["B0928FM4T3", "B08FLYF9T2", "B07GFH8NTB", "B0002GYX5K", "B00AYNJ2GQ", "B08T2M787L", "B09R6PRMMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7ab2c919cca48fc1911811f", "partition": "shared_train", "query": "I\u2019m upgrading my guitar for regular live playing and need reliable hardware to keep the strap securely attached, improve tuning precision, and provide comfortable, extra-long shoulder support.", "positive_items": ["B073RTT48C", "B0BW43P2H7", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7b501874bc903340616107e", "partition": "shared_train", "query": "I'm preparing my striped electric guitar for rehearsals and small gigs, and need dependable protection for transport plus comfortable playing support and precise picks for fast, articulate riffs.", "positive_items": ["B00MD7ODNS", "B01AM68N0U", "B015D4BNQW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7c509c42eb31c206a51e151", "partition": "shared_train", "query": "I\u2019m preparing a solo electric-guitar set and songwriting practice rig, so I need fresh strings, dependable picks, a comfortable strap secured against slipping, quick tuning, versatile effects, and built-in rhythmic looping for creating and performing songs.", "positive_items": ["B007WVGC3E", "B0064RTS0G", "B0179A4ILK", "B07F5PX9Y3", "B09V91H5XM", "B00IFOTSJW", "B086QN18MT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7c964d5dc5cba94604450ab", "partition": "shared_train", "query": "I\u2019m refurbishing my metric Les Paul and building a compact rehearsal-recording rig: I need replacement control knobs, a long split connection for routing stereo effects into the mixer, and several 1/4-inch cables for linking instruments, pedals, and amplifiers.", "positive_items": ["B09616T2BL", "B07T41F22R", "B08MXYXR1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7e01ab16bc527db0402ec4b", "partition": "shared_train", "query": "I\u2019m setting up a beginner electric guitar practice station and need a complete starter setup with the instrument, a safe foldable stand for storage, and an easy way to keep standard picks within reach.", "positive_items": ["B018FCZKR2", "B01K1EJQ9U", "B0B7Z4Z88L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7e153359f83b55ad6b95893", "partition": "shared_train", "query": "I\u2019m preparing my five-string bass for rehearsals and gigs and need a bright new string setup, comfortable hands-free support, and assorted pick weights to test my playing feel.", "positive_items": ["B09NWCD36N", "B07SPHH7TD", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7e50b526ef4b258c668772f", "partition": "shared_train", "query": "I\u2019m putting together a compact, touring-ready guitar rig and need a way to shape my clean amp\u2019s tone, mount non-rack equipment securely, and protect the shallow setup during transport between gigs.", "positive_items": ["B006K1OFI6", "B00YS4X3E4", "B0007OGTGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7e52b79663bfcbf9e2f206b", "partition": "shared_train", "query": "I\u2019m preparing for a small live guitar performance and need to upgrade my Tele-style guitar controls, protect the instrument during transport, and keep handheld vocal microphones clean and protected for the show.", "positive_items": ["B097Q9W8MW", "B016EILS70", "B09496Q7TX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7ecaad80a3e5cf921298049", "partition": "shared_train", "query": "I\u2019m recording a layered acoustic arrangement and need warm, extra-light strings for my 12-string, a bright high-strung electric setup for doubled parts, and comfortable picks for tracking.", "positive_items": ["B0BTC9YJ2W", "B0BPJ4Q6FJ", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7f157a66fadebe9bcd26fc7", "partition": "shared_train", "query": "I\u2019m assembling a reliable guitar-and-bass rig for live rehearsals and gigs, with flexible drive tones, quick tuning, comfortable picks, organized portable pedalboard protection, raised controls for easy access, and care supplies to keep the strings performing well.", "positive_items": ["B0727TVKCV", "B0B56Z5G3V", "B07NP7HF7X", "B0002MSQVQ", "B075MPFFRV", "B07YD56LPV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7f23d80dca90ed88f5da5d8", "partition": "shared_train", "query": "I\u2019m setting up a beginner acoustic-guitar practice and small home performance corner, with a ready-to-play instrument, a stable adjustable stand for a vocal or recording microphone, and a foldable stand to keep the guitar safely upright between sessions.", "positive_items": ["B00SVRLPYY", "B08BW2TBD7", "B0C4LXXL6Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7f9350f344d298b6985d505", "partition": "shared_train", "query": "I\u2019m setting up a compact home bass practice and recording corner, with an easy-to-play instrument, secure playing accessories, direct computer audio capture, and an attractive way to keep the instrument safely displayed.", "positive_items": ["B07D4SR8GZ", "B09S2VB3KW", "B08DM9NFLH", "B07JZQBNDG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d7f9cb9daa3e4555bbe11788", "partition": "shared_train", "query": "I\u2019m setting up a filmed interview podcast and need to connect an XLR microphone to a camera or phone, run it from several feet away, mount the camera securely on a mic stand, and accommodate both standard and European stand threading.", "positive_items": ["B0075DMYC2", "B0B8Z59D2M", "B00LOA9KJ2", "B00L9R9YVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d823204fc1c66239abd46ed3", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Telecaster and need compatible hardware for the bridge, six-in-line headstock tuning, and original-style control area without changing the guitar\u2019s basic layout.", "positive_items": ["B0002E2G7Y", "B0071CN89A", "B0BR2WFYL6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d82ca5eca74237ed35b9d1e2", "partition": "shared_train", "query": "I\u2019m getting my trumpet ready for performances and want a safe way to refresh and protect its lacquer finish, polish it without scratches, and keep the mouthpiece protected between gigs.", "positive_items": ["B0BYJT8YSN", "B0B3VBZBL8", "B0052VJOZ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d83352b7d3e96d440bf9cfa9", "partition": "shared_train", "query": "I\u2019m putting together a comfortable ukulele practice setup and need hands-free support, a reliable way to change keys without retuning, and a compact tool for marking chord shapes while I learn.", "positive_items": ["B01MR0BOJJ", "B06ZZCJ2QB", "B00WJ3GS16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8389086c9241588e97aa179", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for vocals and a portable keyboard, and need a quality condenser microphone, a stable collapsible keyboard stand, and reliable XLR connections for routing the mic into my mixer.", "positive_items": ["B00LIW74US", "B01DN7OI40", "B09VT45772", "B000YID5OG", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d83e2ab1310293f0770e588c", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar setup for rehearsals and gigs, with a comfortable adjustable strap, plenty of warm-sounding heavy picks, and a way to keep picks securely accessible while playing.", "positive_items": ["B0BG95DG2H", "B0BXT384GR", "B07226MCY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d83fbc94fcc4677b954d0044", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice and small-gig setup with secure instrument support, quick clip-on tuning, and a convenient way to keep spare picks organized and within reach.", "positive_items": ["B00IFOTSJW", "B0BKZ3GCGR", "B01K1EJQ9U", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d83fc7ec1faf60d833814789", "partition": "shared_train", "query": "I\u2019m getting ready for an amplified guitar gig and need a compact setup for reading charts, tuning quickly, controlling feedback on my acoustic-electric, and restringing my electric guitar with a heavier, dependable gauge.", "positive_items": ["B0010SHU18", "B00IFOTSJW", "B0BSGM6CQ9", "B0006NDF6C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8403330ef784cdb04d5306f", "partition": "shared_train", "query": "I\u2019m outfitting my electric guitar for regular playing and need fatigue-resistant 9\u201342 strings with a richer, fuller tone, a locking strap, and non-slip medium-light picks for precise playing and hard strumming.", "positive_items": ["B09G5VVK1R", "B0BKZ3W1LC", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d84d97309627807c8264098e", "partition": "shared_train", "query": "I\u2019m recording a psychedelic hard-rock guitar demo and need a compact effects setup for thick octave fuzz, swirling phaser movement, and warm analog delay repeats to shape expressive lead and rhythm parts.", "positive_items": ["B007T8OGLK", "B00FGLJPXQ", "B004FEBS8K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d854477e1f8a828ca555b156", "partition": "shared_train", "query": "I\u2019m getting my Les Paul ready for rehearsals and small gigs, and need a roadworthy setup for secure transport, hands-free playing, quick key changes, reliable amp connection, and plenty of picks.", "positive_items": ["B0B8M1RZWV", "B0002D01K4", "B0BKZ3GCGR", "B01DE4DTAG", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d863ebf32125806b249f774b", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar and compact home recording station for aggressive rock tracks: I need stable, precise tuning hardware, bright strings for layered Nashville-style parts, a powerful bridge pickup, durable sharp picks, and accurate near-field monitoring.", "positive_items": ["B0BPJ4Q6FJ", "B06XTSN9NN", "B09V915Q6P", "B078L11275", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d876c9168fb3b20b1a04a6ae", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic and electric guitar for a recording session and need suitable replacement strings for each, plus a secure, finish-safe neck support to make restringing and maintenance easier.", "positive_items": ["B00TV90MT0", "B0BTC9YJ2W", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d87d489b694729c0ee53ae2b", "partition": "shared_train", "query": "I'm building a versatile electric-guitar pedalboard for recording and live use, with dual-channel high-gain drive, programmable tone shaping, spacious preset-based reverb, and expressive flanger textures for switching between rhythm, lead, and atmospheric sounds.", "positive_items": ["B084H11W5B", "B07WZSXC24", "B004OK63SA", "B07KB3YQLF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d87e13e0db8a5f298cf25244", "partition": "shared_train", "query": "I\u2019m setting up a violin practice project and need a complete full-size instrument with bow and case, tools for learning a straight bow hold, bridge changes without loosening strings, and a gentle way to remove rosin and grime after playing.", "positive_items": ["B016E69JPK", "B01AZFC8LI", "B077H1WCSS", "B098HKC55W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d886794b3756dbb30c6e3397", "partition": "shared_train", "query": "I\u2019m putting together a guitar rig for recording atmospheric metal tracks and need a way to shape aggressive distortion, add expansive reverb, and connect my electric guitar reliably to the pedal chain.", "positive_items": ["B07RS5CS6V", "B08QZJ4PWZ", "B086QNGRK3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d88dcb3716ba0a8efdb40ab9", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record a full drum kit, with close-miking for kick, snare, and toms, enough simultaneous inputs for multiple microphones, and a stable low-profile boom stand for flexible placement.", "positive_items": ["B09R72ZPXS", "B0002E51C6", "B0BZ5QTMKT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d88f5fedad6bd1cabe9b4621", "partition": "shared_train", "query": "I\u2019m preparing a drum kit for a recording session and need to repair its floor-tom support, improve the resonant head on a small drum, and capture the kit cleanly with positioned microphones, clips, stands, and cables.", "positive_items": ["B006WBHI1U", "B00KG7CB2C", "B012UC76AW", "B00FARXT6A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d89193b51f171f4c860c6341", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for casual playing and want comfortable hands-free support, reliable tuning in dim rooms, and finger protection with versatile picking options that stay organized in a small case.", "positive_items": ["B0B8P1YW7L", "B099QSKMBP", "B07G4VPH2L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d891ebc49f9e4780a404dc15", "partition": "shared_train", "query": "I\u2019m setting up a versatile home guitar station where I can safely organize several electric, acoustic, and bass guitars, upgrade one instrument with vintage-style humbuckers, and have precise picks ready for chords and lead playing.", "positive_items": ["B00EW5I30I", "B0722HMY2F", "B0007TYPZA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8951e7fe9a233ca496ac583", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice station to learn keyboard, so I need a beginner-friendly portable instrument with lessons, plus adjustable support for playing and a padded adjustable seat.", "positive_items": ["B0BK6T14KN", "B073CMGBZ2", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8a6c9f18bb302acaada73e7", "partition": "shared_train", "query": "I\u2019m preparing a small live music show and need to refresh my bass, safely carry my hollow-body electric guitar, and connect stage lighting reliably to the DMX controller.", "positive_items": ["B0B59HT4CW", "B088P5X4RQ", "B001LXMXU0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8a8e8c8e9c06a8c3ca4114e", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar and assembling a tidy pedalboard: I need a clean-to-hard-rock overdrive, hands-free expression control, custom-length DC wiring, a replacement output jack plate, and stable neck support for the repair work.", "positive_items": ["B01LEZVYZO", "B00GG20DJ4", "B079PGDLRC", "B00TV90MT0", "B00U3FN5U4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8a9aa48378128171df294b3", "partition": "shared_train", "query": "I\u2019m setting up a portable vocal recording station for interviews and song demos, with a stable adjustable microphone setup, shock isolation, protection from harsh breath sounds, and a compact recorder for capturing clean takes anywhere.", "positive_items": ["B015JTEBN8", "B0796CFWKG", "B000LQLDM2", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8ad1727ad2a3f2dc635d3d1", "partition": "shared_train", "query": "I'm putting together a compact travel setup for my acoustic guitar and need padded carry protection, organized accessory storage, and an easy way to keep plenty of warm-feeling picks accessible while I play on the go.", "positive_items": ["B095XCZXNQ", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8cb6423b5d5e658ec48224e", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster with three single-coil pickups: I need a compatible white 11-hole pickguard, coordinated replacement trim and tremolo pieces, plus something to clean and revive the strings and fingerboard.", "positive_items": ["B09YDBKT7M", "B07BQVJY7W", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8ccfdbf48c804909c5dc28d", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style guitar, organizing a compact effects setup with short right-angle connections, and recording the results into my computer; I need compatible replacement hardware and a two-input USB interface for the project.", "positive_items": ["B014ZYPT34", "B005OZE9SA", "B07JCW1KGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8cdc574bfee66dd9536f0e8", "partition": "shared_train", "query": "I\u2019m setting up a simple vocal recording station for singing demos and need stable microphone positioning, protection from breath and wind noise, cleaner plosive-free vocals, and a long XLR connection to my recording equipment.", "positive_items": ["B08DBDD6CM", "B091MZPYBQ", "B016QUXTZU", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8cf7cdea49222a88e5143ad", "partition": "shared_train", "query": "I\u2019m building a compact guitar effects setup and need flexible patching, atmospheric delay and reverb, analog chorus or vibrato tones, and a single 9V power solution that can run several pedals together.", "positive_items": ["B08KR8Q7JL", "B09VP892T5", "B075MYX7QX", "B07RD138JC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8d16ecec82d47179cfb2581", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for rehearsals and need fresh heavier-gauge strings, a secure foldable stand for storage, and an easy one-handed capo for quick key changes.", "positive_items": ["B0BSGM6CQ9", "B08BW2TBD7", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8d66dab1e6c0189c4652801", "partition": "shared_train", "query": "I\u2019m organizing a compact home guitar setup with a tap-tempo tremolo effect, short low-profile pedalboard connections, and secure wall storage for several guitars.", "positive_items": ["B00LTDOL02", "B00FPOSBCK", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8de5f81f6639dbd3718b203", "partition": "shared_train", "query": "I\u2019m recording outdoor interviews and want a compact field-audio setup that captures clean sound, protects the small recorder\u2019s microphone from wind, and securely isolates it from handling and camera vibrations.", "positive_items": ["B00HX40PPG", "B00HX40OL6", "B0796CFWKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8e8a01a548634f891fd0971", "partition": "shared_train", "query": "I\u2019m putting together my violin setup for small amplified performances and rehearsals, with comfortable playing support, reliable bow grip, a safe place to rest the instrument, and a way to connect its sound to amplification.", "positive_items": ["B096K4CPC7", "B000K9JPB6", "B0002FORLG", "B000BNG668"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8ed5570f901ca7f966dd530", "partition": "shared_train", "query": "I\u2019m refurbishing my electric and acoustic guitars for a recording project: I need durable, bend-friendly electric strings, warm low-tension acoustic strings, and a matching set of replacement control knobs for the electric.", "positive_items": ["B07T96ZKRS", "B0BR2WRYRT", "B0B8Z6XZ8P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8eeb37a87596c26dfc0f6ae", "partition": "shared_train", "query": "I\u2019m preparing my guitars for a studio session and need to set up a bright Nashville-tuned part, keep the acoustic instrument safely humidified, and accurately tune everything during practice and recording.", "positive_items": ["B078KTV8L4", "B0BPJ4Q6FJ", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8f441f0816bc1412000a5e0", "partition": "shared_train", "query": "I\u2019m expanding my drum kit rack and need hardware to connect an additional tube, extend the rack structure, and keep the new sections securely positioned with repeatable settings during setup and teardown.", "positive_items": ["B003A02OR4", "B003A02PH8", "B003A02OFQ", "B0002H0F5Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8f988ede16d9c2b9d410fc6", "partition": "shared_train", "query": "I\u2019m setting up a small recording studio and need to keep my rack gear ventilated while positioning a microphone securely on an adjustable rolling boom stand, with quick, easy mic changes during sessions.", "positive_items": ["B071W1J3WR", "B07TD9NX9F", "B095JV6D2N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8fb6f55b2ae7bf1f04a28a9", "partition": "shared_train", "query": "I\u2019m setting up a small live podcast and music performance station with a broadcast mic, computer-controlled keyboard for intro music, and reliable cables to connect the audio output to speakers.", "positive_items": ["B07CQMZVYL", "B0BGF6G6DM", "B0BYXJ6JKZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d8ffa0bb4eab02f95d4acec1", "partition": "shared_train", "query": "I\u2019m preparing for an acoustic guitar performance and need reliable supplies to restring and tune my guitar, play comfortably while standing, keep it safely supported between songs, and hold my sheet music during practice.", "positive_items": ["B07DWMCT3X", "B002CMLPYE", "B0B6P55RBN", "B0C9NGP88D", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9070198d6a57c3b95759e1b", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a small live set and need comfortable support, durable picks, and hands-free control of my amp\u2019s reverb and vibrato while performing.", "positive_items": ["B0C3LHXZ5F", "B0768R4GHS", "B09SS67XRB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d909c3624673b238caa54c75", "partition": "shared_train", "query": "I\u2019m putting together a compact live rhythm setup and need a drum-and-bass machine, rackmount mixer for combining signals, and a cable to connect the rhythm source to an XLR input.", "positive_items": ["B00GXRMD7W", "B004K1UKH8", "B000P3WE60"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d90fc66915769f6e3951245e", "partition": "shared_train", "query": "I\u2019m setting up a small home bass recording and streaming session and need high-quality USB/XLR audio capture, protective transport for my electric bass, and secure stands for keeping instruments ready between takes.", "positive_items": ["B08T2N27DG", "B00N5TH2H2", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9120106fcb46320813b3218", "partition": "shared_train", "query": "I\u2019m restoring a vintage drum kit and need a warm, responsive 16-inch tom voice, a darker 14-inch concert snare sound, plus contrasting cymbal colors: a dry, articulate ride and a quick, trashy crash for accents.", "positive_items": ["B0BKZ7GKG1", "B09X7Y9FC8", "B00JBH90O0", "B0B9ZHK3TY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d91b06df9109ffdec2a1e607", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular playing and want fresh strings, a spare replacement for a single broken string, and reliable picks for practice and gigs.", "positive_items": ["B01DZ6FBBI", "B01C5TBX68", "B07CRK35NG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d92a8136aa87585027529c52", "partition": "shared_train", "query": "I\u2019m restringing my acoustic and electric guitars for an upcoming set and need strings suited to each instrument plus a sturdy, quick-position capo for changing keys during songs.", "positive_items": ["B07BSZNKTM", "B0BSGM6CQ9", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d92b31a33729fb82275c2da2", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic open-mic performance and need to restring my guitar, amplify its sound, and let two singers move around wirelessly during the set.", "positive_items": ["B01822J05S", "B0002D0CAI", "B00B3K4YTY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d931537e2be28b4eb76e85f5", "partition": "shared_train", "query": "I\u2019m preparing a small live bluegrass performance and need to restring my five-string banjo, mix several microphones and instruments, then send the balanced signal to speakers with enough power for a venue.", "positive_items": ["B08DZZ89Z9", "B0BPKH7FJ2", "B0018D84YC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d936ec5fba7bf4d0bd81ebdb", "partition": "shared_train", "query": "I\u2019m setting up a home podcasting station for my G-Track USB microphone and need a desk-mounted adjustable arm, a shock mount that preserves access to the controls, and a pop filter to reduce plosive sounds.", "positive_items": ["B0BK6R9G7P", "B01MXJOBQS", "B085RTZN3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d93fb8959ee805c0f51865ba", "partition": "shared_train", "query": "I\u2019m building a portable live-recording rig and need a compact protective rack, reliable long balanced microphone runs, a way to test multiple audio connections, and accessories to mount a large microphone securely while reducing wind and handling noise.", "positive_items": ["B0BX8G8VPK", "B001ECQOO4", "B00119QDPA", "B092LF6RLS", "B076PTCZRR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9448a32148277bd420c49d2", "partition": "shared_train", "query": "I\u2019m putting together a comfortable alto saxophone practice setup with secure support between sessions, a less-straining way to play, and a lint-free method for removing moisture after practice.", "positive_items": ["B000EELFXS", "B001EEO8IQ", "B07JZYWD3S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d94b917b14cc289dcbca9f17", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar kit for practicing and performing, with tools for quick restringing, comfortable picking, and changing keys smoothly on different instruments.", "positive_items": ["B00N4ZHQ14", "B08R5GM6YB", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d94de59e1e85b567dee4676a", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for transporting my P/J bass and Spider V 240 to rehearsals and gigs, with a comfortable wide strap for playing and durable protective cases for both the instrument and amplifier, including room for essential cables.", "positive_items": ["B076Q57L83", "B06WD6KG1Z", "B079SYCBJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9649445039413d313f491b7", "partition": "shared_train", "query": "I\u2019m restoring a six-string Les Paul-style electric guitar and need parts to refresh its controls and tuning interface, replace the worn top nut, and add a durable adjustable shoulder strap for comfortable playing.", "positive_items": ["B07QZYVZBK", "B0BZJ3ZS8B", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d966ddac17cabb1b1011610c", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and recording station where I can tune accurately, connect my instrument reliably, and monitor my playing closely without disturbing others.", "positive_items": ["B0C3DPLVHB", "B00IFOTSJW", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d96c5f1643eb71514a462b5d", "partition": "shared_train", "query": "I'm getting my six-string electric guitar ready for rehearsals and small gigs: I need a bright high-strung setup for layered parts, a comfortable adjustable shoulder strap, and sturdy padded protection for transporting it.", "positive_items": ["B09V91H5XM", "B097Q9W8MW", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d96d4af3d82fbe2f5e610365", "partition": "shared_train", "query": "I\u2019m assembling a portable Latin percussion setup for outdoor dance performances, with varied hand-played rhythms, bongo-style low and high tones, a loud crowd cue, a rattling horse-jaw effect, and protected transport for several compact stage lights and their cables.", "positive_items": ["B01HXAR8DG", "B004UAGUOQ", "B0002F51DO", "B07M669M3X", "B078X3SSY7", "B09497V7XK", "B09MK6GSVH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d97e27fda8163220f1d00733", "partition": "shared_train", "query": "I\u2019m setting up my 12-string acoustic guitar for a warm slide-playing session and need suitable extra-light strings, a brass tonebar, and a precise clip-on tuner to get everything sounding right.", "positive_items": ["B00646MZHK", "B0BTC9YJ2W", "B001HGOXDG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d98bc7aa62d35f4abe7f3030", "partition": "shared_train", "query": "I\u2019m assembling a compact portable live-sound rig and need reliable short balanced connections, a padded 1U solution for protecting rack gear, and a separate cushioned bag for transporting the remaining equipment.", "positive_items": ["B06XF5BP8G", "B0C38LLMXG", "B003BLOSGC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9a0b2b84ad5755dfc0ef93a", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and need compatible parts to refresh the five-way pickup controls, improve tuning accuracy, and replace the shielded scratch plate for a cleaner, interference-resistant installation.", "positive_items": ["B08D9JM6FR", "B07122K1X4", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9a1e31e8f2e9e0ec846dcd1", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup and need a safe wall-mounted way to store it, a comfortable strap for playing, and reliable medium phosphor-bronze replacement strings for regular use.", "positive_items": ["B074WXM13T", "B005ZV5K0O", "B0002D0CAI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9ac6166f1f8eacc850215e3", "partition": "shared_train", "query": "I\u2019m setting up sound for a live community panel and need a multi-channel wireless system with handheld, lapel, and headset options, plus a powered mixer with enough inputs, USB, EQ, and effects for several speakers.", "positive_items": ["B00CE06166", "B01BJ96BZI", "B07KY3477G", "B00CE04XIY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9ad5868bf0202a5b22fe0db", "partition": "shared_train", "query": "I\u2019m refurbishing my Music Man-style bass and organizing my instrument collection, so I need a replacement pickup, secure storage for several guitars and basses, and a protective case for transporting the bass.", "positive_items": ["B001BAJNRO", "B091YFQGCJ", "B0002D0B6S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9c66cb0db12f7dd2e6bbf49", "partition": "shared_train", "query": "I\u2019m building a compact home recording workstation for producing music, with clean protected power, organized rack space for audio gear, multichannel recording capability, and a small keyboard controller for virtual instruments.", "positive_items": ["B01LZNK16M", "B08FDBCYHL", "B07CQQXQ4T", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9ca7f75cbd941a1f21d7c1e", "partition": "shared_train", "query": "I\u2019m building a compact guitar effects pedalboard and need reliable replacement power connections and short audio links between pedals so I can organize the signal chain neatly and keep everything powered.", "positive_items": ["B005GWKB1K", "B07DGW4H5Q", "B078XRM3W4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9ca8410b270eccea59accaa", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and want an electronics refresh with hotter vintage-voiced pickups, five pickup-selection positions, and compatible 250k volume and tone controls.", "positive_items": ["B001TOG6WW", "B0B8Z6192W", "B0002KZEAE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9cff893d7ea6099238567d3", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar-and-vocal practice setup for rehearsals and small performances, with hands-free playing support, dependable picks, a way to practice guitar skills when I can\u2019t bring my instrument, and flexible microphone mounting.", "positive_items": ["B09V91H5XM", "B00CPPYPIQ", "B0002GXPRM", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9e60f9cbe9bb3165cf67a7a", "partition": "shared_train", "query": "I\u2019m setting up my tremolo-equipped electric guitar for quieter, more controlled playing and need to lock the bridge, reduce spring noise, and amplify it through a guitar combo amp.", "positive_items": ["B07N5G6Y5G", "B00CPSYA74", "B0049Z6VKK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9eeaed53e0da9afe387b204", "partition": "shared_train", "query": "I\u2019m rebuilding my guitar rig for reliable tremolo playing and gigs: I need upgraded tuning hardware that trims and clamps strings, a fast pedal tuner with true bypass and flat tuning, and a quiet isolated power solution for my pedalboard.", "positive_items": ["B0BPNMSDGB", "B078L11275", "B075MPFFRV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-d9f1b3e77103d4c74fdd7a68", "partition": "shared_train", "query": "I\u2019m creating a rainforest-themed classroom soundscape and need instruments for two contrasting frog calls, a steady hand-drum pulse, bright paired bells to mark the beat, and a wooden bar sound for rhythmic accents.", "positive_items": ["B0002I9MPO", "B00NP8GYVS", "B07MDPF4SZ", "B003B1GLRQ", "B007R0OW2I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da03649306f6ad4c628ef9cd", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and assembling a small pedalboard, so I need reliable amp connection, short pedal-to-pedal leads, and assorted hardware for securing pickups and other guitar parts.", "positive_items": ["B078PG7NBY", "B07FFNXF8W", "B00RVE9X06"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da05174711c1cdc4c9b2be19", "partition": "shared_train", "query": "I\u2019m preparing a small live band setup and need to expand my keyboard stand, protect a handheld vocal mic, connect an instrument to the amp, and restring a four-string bass with reliable performance-ready strings.", "positive_items": ["B00MW6VMFM", "B091MZPYBQ", "B00F584WNI", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da0ba755ccc3c526c718ed78", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar practice setup and need a warm, portable combo amp, an expressive wah with flexible tone controls, and a simple way to keep my strings, fretboard, and hardware clean between sessions.", "positive_items": ["B0BK9ZT28X", "B0BT873MR8", "B001PZ79LC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da109fedbf2e621af8c26162", "partition": "shared_train", "query": "I\u2019m setting up a small home recording and rehearsal space for my single-cut electric guitar, with secure transport protection, stable elevated monitor placement, and a long balanced connection for routing several audio channels to my mixer or interface.", "positive_items": ["B00VTCSP9G", "B098PKQT88", "B01LYJMH9P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da1325b65ee7c74e6df77457", "partition": "shared_train", "query": "I\u2019m setting up a small live presentation and need a compact powered speaker with a built-in mixer, plus quiet, durable XLR connections for both a nearby microphone and a longer stage run.", "positive_items": ["B008YKOSP6", "B008YKOTD2", "B003552MFI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da41a3e7f0c032af07cd46f2", "partition": "shared_train", "query": "I\u2019m putting together a compact setup to record a live vocalist wirelessly, boost a low-output dynamic microphone cleanly, connect it to my computer, and hear the performance accurately through near-field speakers.", "positive_items": ["B083J4BZRZ", "B07SK3YRF2", "B09LJSY4JB", "B09Y1X5BSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da45dec3090f45036fbe377a", "partition": "shared_train", "query": "I\u2019m setting up a guitar-and-vocal recording project with a portable recorder: I need reliable wind protection for both the large vocal microphone and outdoor recorder, plus a neat wall-mounted way to store and display the guitar.", "positive_items": ["B019D7KMNK", "B012Y7ACV8", "B00LTDOIXW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da4773a924b3b5c423038ab0", "partition": "shared_train", "query": "I\u2019m restoring a guitar tube combo amp and need a smooth high-gain preamp valve, a powerful 15-inch replacement speaker, and a short low-noise cable for connecting my guitar or pedals.", "positive_items": ["B01KDK4SDG", "B0769VKBTZ", "B07NP1CLYH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da48d2ae92637990a1c99b9a", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio to compose and record, with expressive vintage keyboard sounds controlled from my computer, hands-on MIDI performance controls, and secure wall storage to keep my guitars organized and accessible.", "positive_items": ["B07R3S93K8", "B01LX5MYBC", "B07CQMZVYL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da4fd41ea326885d14f691fd", "partition": "shared_train", "query": "I\u2019m setting up a two-person podcast and interview recording station with two broadcast-quality dynamic vocal mics, clean XLR connectivity, and enough inputs for adding instruments or other audio sources later.", "positive_items": ["B0BYXJ6JKZ", "B09RN7GR8F", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da52a3c4b3378ca7dc144355", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard and need reliable short connections between closely spaced effects, a cable to connect the board to my amp, and isolated multi-output power for the pedals.", "positive_items": ["B0097WDJZA", "B0B95V41NR", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da53a7c256f0ef8824c3f73d", "partition": "shared_train", "query": "I\u2019m putting together a portable Latin/world-music street performance and need reliable audio connections, scraped and hand percussion, protected trumpet transport, and a durable way to carry two full-size speaker or microphone stands.", "positive_items": ["B07ZJV1Q3K", "B09JJ784V5", "B071PBT64H", "B001CT9FEK", "B0BMVKSVQL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da53c23e765b7f3a483daeb9", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for rehearsing and playing electric guitar, with a versatile high-gain sound, protection against accidental strap or cable pulls, and a stable stand for safely resting the instrument between songs.", "positive_items": ["B076ZSHQ47", "B01LXTBO7B", "B00WT7KPCK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da664434237577f073abf137", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small gigs, so I need durable strings, a comfortable adjustable shoulder strap, and a stable stand for safe storage between sets.", "positive_items": ["B0002H0SWQ", "B09V91H5XM", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da6e6687049c3285a834fd43", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for more expressive fills, adding a breathy splash accent to an existing stand while precisely tuning the drumheads.", "positive_items": ["B09RBFKS1X", "B004XLATPI", "B07N79N4L8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da715f136713699c83af9a09", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar rehearsal setup that keeps my instrument safely off the floor, provides programmable amp tones, and lets me add classic low-gain overdrive for practice.", "positive_items": ["B08ZS2JWY3", "B071F1ZCMS", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da7310f6eabec7419972b529", "partition": "shared_train", "query": "I\u2019m organizing a small live guitar performance and need to transport my electric guitar safely, keep instruments secure backstage, and connect microphones or instruments reliably to a PA system.", "positive_items": ["B00O5EL1KU", "B097Q9W8MW", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da73ecb7b50e5d81795eef51", "partition": "shared_train", "query": "I\u2019m putting together a portable live guitar and mixing setup that lets me shape and boost my guitar tone, keep the control surface at a comfortable adjustable height, and securely rack-mount my digital mixer for transport and gigs.", "positive_items": ["B0C3LHRRDV", "B07GXG4DWY", "B00FEHYMHQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da7a5bdc2861d9b03b64869a", "partition": "shared_train", "query": "I\u2019m refurbishing my 12-inch snare and setting up a compact rehearsal station: I need a durable replacement snare wire, stand-mounted storage for multiple pairs of sticks, and a bright, rugged work light for setup and repairs.", "positive_items": ["B01EQGHWCW", "B0BKZ6JR1L", "B01D4P2OI8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da823181f6ce8d6caa2e2007", "partition": "shared_train", "query": "I\u2019m setting up a compact home music station for creating drum patterns, performing beats, and recording vocals or instruments, so I need hands-on pad control and a stable, adjustable microphone setup.", "positive_items": ["B002PAY3WY", "B0BP3MNJKN", "B001W99HE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da828dca5a34851c01df13a8", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar recording session and need reliable tuning, comfortable picks for playing, and an adjustable stand to position a microphone clearly in front of the instrument.", "positive_items": ["B017NT392Q", "B0BKZ3GCGR", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da8328e52efadf1b75a701b2", "partition": "shared_train", "query": "I\u2019m setting up a home keyboard recording station and need a stable adjustable stand, hands-free sustain control, and Thunderbolt processing power for running detailed plug-ins while tracking and mixing on my computer.", "positive_items": ["B07YBTFQ84", "B01E4MELN6", "B00KMA0R38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-da95277c2be2eacd8a4bf3bd", "partition": "shared_train", "query": "I\u2019m preparing for a jazz rehearsal on tenor and soprano saxophones and need responsive, projecting reeds in different strengths, along with cork lubrication to keep my jointed woodwind instrument assembling smoothly.", "positive_items": ["B00TH48SW2", "B003B09HV4", "B00TH4AB4K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-daa4c96a1ce6c9efa80435b7", "partition": "shared_train", "query": "I\u2019m setting up a polished portable stage for a live presentation, with two wireless handheld mics, multi-channel balanced audio, securely mounted speakers or lights, hidden cabling, and properly terminated DMX control.", "positive_items": ["B07ZRZGSY7", "B0179C3Q20", "B0007SL856", "B071R6JQVF", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dab0c500cf8b8487b866b153", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and small performances, with new strings, a range of pick feels to test, and a comfortable adjustable strap for playing standing up.", "positive_items": ["B07G7J9NZL", "B0014STI7S", "B09KGGB43Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dab57f1b3aaa1439956ce9af", "partition": "shared_train", "query": "I\u2019m restoring an imported Les Paul-style electric guitar and need matching replacement hardware for its controls, headstock tuning, and adjustable wraparound bridge, with compatible metric sizing and a mix of black, nickel, and gold finishes.", "positive_items": ["B01F4QCP84", "B07RLVH6H4", "B07BKXJQ5Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dab7116013bac3389f094d79", "partition": "shared_train", "query": "I need to restring my electric guitar with a heavier set, keep a .019 plain-steel replacement on hand, and connect it reliably to my amplifier for practice and rehearsals.", "positive_items": ["B0032UYJ98", "B07CRK35NG", "B09G5KDVWW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dab810bee72df140dfc292df", "partition": "shared_train", "query": "I\u2019m setting up a small live percussion recording rig and need a durable directional instrument mic, multiple long balanced connections, plus a short adapter for a quarter-inch input.", "positive_items": ["B08JGF85HF", "B0CB98SMQR", "B00O5ELJ66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dabad643f4ce3fb576335edd", "partition": "shared_train", "query": "I\u2019m putting together a portable drum setup for rehearsals and performances, with protected instrument transport, hands-free carrying, adjustable support, a stable stand, and reliable sticks.", "positive_items": ["B00AHAFMCO", "B093YM1HWN", "B0763HS3GX", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dac13c43d35255715cfa712a", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic solo set and need a warm baritone ukulele with removable fretboard decoration plus a hands-free rhythm accent I\u2019ll play with my foot.", "positive_items": ["B001LU37C6", "B07M9PDMWB", "B00SMIQARO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dac14810b8475c711fab0388", "partition": "shared_train", "query": "I\u2019m getting my electric guitar and 12-string acoustic ready for recording and need suitable replacement strings for each, a reliable clip-on tuner, and fretboard cleaner and conditioner for a complete setup.", "positive_items": ["B0928HW2P4", "B0BTC9YJ2W", "B00IFHCOUO", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dac3aee975819190d32aea72", "partition": "shared_train", "query": "I\u2019m setting up a portable vocal performance rig and need clear dynamic vocal pickup, adjustable tripod support, a 20-foot XLR connection, and compatibility between different microphone-stand threads.", "positive_items": ["B07N5J3GTB", "B08DBDD6CM", "B015JTEBN8", "B0B8Z59D2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dac7f0f1245f26690b954910", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly home music corner for a young learner to practice piano, explore Latin hand percussion, and learn a complete drum setup, with stands, seating, pedals, and basic accessories included.", "positive_items": ["B01FRN0W16", "B0BZK3X11C", "B00CFEJJ9W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dad0a9ce216b5d2112771dcf", "partition": "shared_train", "query": "I\u2019m refurbishing a Tele-style electric guitar and need compatible replacement hardware, plenty of heavy picks for playing, and luthier files to adjust the nut slots during the setup.", "positive_items": ["B0BG95DG2H", "B07MCZ9S8X", "B0B81VP83F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dae45e1b7e3d49d55490c455", "partition": "shared_train", "query": "I\u2019m setting up a beginner clarinet practice routine and need an instrument with basic accessories, a stable folding stand for sheet music, and supplies to keep the joints smooth and remove moisture after playing.", "positive_items": ["B07CBPX2V2", "B0006NDF6C", "B01M5D3MV6", "B07C1HX1SW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dae9b561d79403d9c516b420", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record bass guitar demos with clear vocals, using a stable desktop mic position and reliable audio connections.", "positive_items": ["B0BZ5QTMKT", "B09VT45772", "B074G1Z3QX", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-daeae89c1fcbcca6abb4b82b", "partition": "shared_train", "query": "I\u2019m preparing a portable acoustic live set and need a high-quality vocal microphone, programmable electronic drum backing, and sturdy protective transport for my acoustic guitar.", "positive_items": ["B00416NYDE", "B08XMGNB3W", "B0B85L75DG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-daf14c69a3e017f4cc6053b5", "partition": "shared_train", "query": "I\u2019m putting together a portable keyboard performance setup with comfortable adjustable seating, hands-free piano-style sustain, and a sturdy height- and angle-adjustable platform for keeping my mixer secure during rehearsals and gigs.", "positive_items": ["B001KM3JOQ", "B0BSCF2FD7", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-daf320ac0f2fb2035e38f5ea", "partition": "shared_train", "query": "I\u2019m setting up a live band sound system and need to carry multiple stage inputs to the mixer, route balanced signals between rack gear, and adapt an available speaker connection for the amplifier.", "positive_items": ["B09398HH18", "B09397FWYW", "B098PKQ3GK", "B09BCVF2MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-daf658e3529358d0b18c77c1", "partition": "shared_train", "query": "I\u2019m setting up a guitar practice and recording routine that lets me change keys quickly, explore warm slide tones, and keep my instrument accurately tuned while practicing to a steady tempo.", "positive_items": ["B072235GXG", "B0BSCFTV2G", "B071WMKJMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db00e4bbdd0997306d2d53e5", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a live rehearsal and need heavier-gauge strings, an easy way to tune it, and a passive interface for sending its instrument signal into the venue\u2019s balanced XLR stage connection.", "positive_items": ["B009AARY2I", "B0BHSG5C3G", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db02b44e000fd00fa7c90476", "partition": "shared_train", "query": "I\u2019m preparing for a rehearsal where I\u2019ll switch between acoustic and electric guitar, so I need fresh strings suited to each instrument plus durable picks for consistent playing.", "positive_items": ["B07S82LVW1", "B09M7P8SBH", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db149e9a6aa921db846ae3c7", "partition": "shared_train", "query": "I\u2019m restoring an older Precision bass and want to bring back its original chrome hardware while adding a comfortable wooden thumb support for playing. I need compatible replacement covers and a practical finger-rest solution for the instrument.", "positive_items": ["B07VNCC68R", "B071RYWF1X", "B06XGVNTR6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db1bf6459674b6f409a3275c", "partition": "shared_train", "query": "I\u2019m setting up a small live drum recording rig: refresh the kit\u2019s heads, protect the bass drum from double-pedal wear, mic the drums clearly, connect everything to the mixer, and reduce wind and moisture on handheld microphones.", "positive_items": ["B091MZPYBQ", "B0CB98SMQR", "B08DBDD6CM", "B075MRMFM8", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db2810e7277ac8687e827478", "partition": "shared_train", "query": "I\u2019m setting up a portable PA for a community music and presentation event, with elevated speakers, multiple microphones, laptop stereo playback, another small 3.5mm audio source, and flexible connections for joining or adapting mismatched XLR and quarter-inch inputs.", "positive_items": ["B00Y3NG5HM", "B01H0PACWI", "B01DN7OC00", "B0C5LYJXLR", "B01DK1ZGSQ", "B0B52FBC66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db2a50a5362df6b0f195004e", "partition": "shared_train", "query": "I\u2019m preparing for a small woodwind recital and need a reliable soprano setup, a compact protective holder for spare sax reeds, and cork care for assembling my clarinet.", "positive_items": ["B07V6Y1NNC", "B0BQ4FJWYZ", "B01M5D3MV6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db2d9c6069c3ea505afaaffd", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly home guitar practice corner where a child can learn both acoustic and electric playing, with amplification and a compact stand to keep the instruments organized between lessons.", "positive_items": ["B08Y5MSQNP", "B09R7LTHQF", "B09S17ZPMJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db36624c64b2ed2836b79b3c", "partition": "shared_train", "query": "I\u2019m refurbishing my Squier Stratocaster and need a coordinated hardware refresh with a vintage-style tremolo bridge, a replacement three-single-coil pickguard, and matching volume and tone control knobs.", "positive_items": ["B01FTNUZMK", "B084ZFJWTJ", "B07HGRFG5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db39ee65a8f3106788345cd0", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and recording corner, and need fresh-sounding strings, secure storage for several guitars, and accurate headphones for monitoring my playing and mixes.", "positive_items": ["B0BFKQ9QXD", "B09B45DLQG", "B091YFQGCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db4c69db6adcaa6c7f6191c8", "partition": "shared_train", "query": "I'm refreshing my three-tom drum kit for rehearsals and need balanced, controlled tones, along with a reusable way to write, teach, and practice rhythm patterns and music notation.", "positive_items": ["B00580VIWQ", "B0BKZ2BPGS", "B01LF4BEU4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db4ef1750ad1131cbbde9164", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and need comfortable adjustable support plus replacement hardware for the neck joint and tremolo cavity, including mounting pieces, so I can get it back into reliable playing condition.", "positive_items": ["B0C6J149WZ", "B0BT2W3TTM", "B0BJF97MDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db6e4932597931f903f134ad", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic guitar performance and recording setup: I need to control feedback at higher volume, gently clean and protect the instrument, secure it between takes, use a quick-release strap and picks, and connect my audio equipment across the room.", "positive_items": ["B01LXTBO7B", "B07XP6MHQT", "B0BK5CXZBT", "B0B3NJ1TDB", "B0010SHU18"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db71bc9f09f8ecbefe3a4b68", "partition": "shared_train", "query": "I\u2019m setting up a small live electronic music performance and need reliable MIDI connections between instruments, balanced audio routing for my pro gear, and adjustable stands to safely elevate the PA speakers.", "positive_items": ["B01DE4DEGK", "B00Y3NG5HM", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db78a1acd3feecf5fad0b247", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular practice and want a comfortable adjustable way to play standing, removable fretboard decoration for a custom look, and a secure padded stand for storing it between sessions.", "positive_items": ["B08F7B852X", "B07KTVV4BC", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db80ac515ea8ce14452f2f1f", "partition": "shared_train", "query": "I\u2019m building a guitar pedalboard for psychedelic live performances, with vintage-style modulation, octave textures, synth-like reverse swells, and buffered signal routing to keep the expanded effects chain clear and reliable.", "positive_items": ["B084T7PFQL", "B01DBHC9U2", "B0C66KZHVK", "B07Q5SJ4MQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db84ddb74b151f763a2d4643", "partition": "shared_train", "query": "I\u2019m getting a half-size student guitar ready for beginner practice and need supplies to tune it accurately, replace its nylon strings, and strum simple songs comfortably.", "positive_items": ["B0BHSG5C3G", "B079NS31NK", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db883bffc1363911da03ac76", "partition": "shared_train", "query": "I\u2019m expanding my drum setup for home practice and small performances, and need sturdy adjustable hardware, a versatile pair of hi-hats, plus several tunable auxiliary tom voices with their own support.", "positive_items": ["B00ANRZ8LQ", "B0006MXJJG", "B0B83ZR5HZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db899f5fd0719fc22bed2211", "partition": "shared_train", "query": "I\u2019m refreshing my 13-inch snare for live and studio playing, replacing its worn playing surface and snare response, while also wanting a low-volume way to practice the rebuilt kit at home.", "positive_items": ["B09TBMKWK2", "B0BK6S7QF4", "B09T8HDBYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db8bda602fd1f3abed15cab7", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar maintenance station where I can learn basic repairs, keep the instrument securely supported on a work surface, and tune it accurately afterward.", "positive_items": ["B0BPLFP5P6", "B097FMTZCP", "0879309210"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-db946398f2ca4040ac64d028", "partition": "shared_train", "query": "I\u2019m setting up a compact home Indian classical vocal practice and recording station, with electronic tanpura accompaniment, stable close microphone positioning, and the cable needed to connect the mic to my audio equipment.", "positive_items": ["B075VHF7DQ", "B00HTVPEMW", "B0B44VTPS1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbaefaacce1bd6634af55bf7", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for amplified stage performances and need natural, feedback-resistant sound, comfortable support, and secure attachment for confident movement.", "positive_items": ["B001E95KG0", "B0B2Z13RCR", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbc6079c0cb7c57e1d494621", "partition": "shared_train", "query": "I\u2019m recording a soft acoustic folk track and need a compact percussion setup covering bright jingles, a warm knocking backbeat, and a smooth low-volume shaker part for studio takes.", "positive_items": ["B079DCT7LS", "B00N2MIM7Q", "B0007Y8GSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbcea35e7b2af60c3674e609", "partition": "shared_train", "query": "I\u2019m setting up a home recording studio for tracking vocals and instruments, with enough inputs for several microphones, MIDI connectivity for my keyboard, reliable XLR connections, and powered low-end monitoring for mixing.", "positive_items": ["B00O5EL4MA", "B0BRZ92P9Q", "B07CYRYQ8G", "B07BSSS8VZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbcf9365af125dfb64c8729c", "partition": "shared_train", "query": "I\u2019m setting up a portable percussion practice routine and need tools for playing bell-kit parts, working on drum exercises quietly, and keeping sheet music at a comfortable height while I practice.", "positive_items": ["B07ND4Z2LX", "B07SFYY1VJ", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbd0fab7f320d39db11e074e", "partition": "shared_train", "query": "I\u2019m building a drum setup for recording a mellow, retro-inspired trio EP and need contrasting crash accents plus a warm, precise ride that stays controlled from delicate passages through medium-volume sections.", "positive_items": ["B0C4TCR5XH", "B077DY2MGR", "B00543YI92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbe1676f54d75e836a520a9f", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for Nashville tuning and need suitable high-strung strings, an easier way to wind them during the change, and reliable-grip picks for testing the bright doubled-string sound.", "positive_items": ["B07GBPF914", "B0BPJ4Q6FJ", "B00P6ZOPP0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbe994752f10b62e02bf9be0", "partition": "shared_train", "query": "I\u2019m upgrading my Floyd Rose-equipped electric guitar for more sustain and stable tremolo control, and need compatible brass hardware for the bridge, spring assembly, and tremolo locking setup.", "positive_items": ["B00M4K938O", "B00CPSYA74", "B0BN6YMN28"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbeb1e12365d7d9309f9469f", "partition": "shared_train", "query": "I\u2019m refurbishing a 13-inch snare for reliable live playing, replacing the worn head, refreshing its tension hardware, and securing compatible mounting components for a clean, controlled sound.", "positive_items": ["B0002H07BI", "B0002E1NK0", "B0BK6S7QF4", "B000F9J5GQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbeb20591a070d55d6144f75", "partition": "shared_train", "query": "I\u2019m putting together an affordable electric guitar setup to learn blues and rock at home, with versatile amplification, a reliable connection, options for picking, and a glass slide for expressive playing.", "positive_items": ["B07J9JR6VP", "B0BT862N4P", "B09NWCD36N", "B01DPCONFM", "B01DNC1EEW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbec244539a4d8e8b4fe3f81", "partition": "shared_train", "query": "I\u2019m setting up a beginner violin practice space for a child and need an appropriately sized instrument with essentials, reliable tuning help, guidance for developing a straight bow technique, extra rosin for smooth playing, and safe wall storage.", "positive_items": ["B00L1LL7DQ", "B01GQ555Y8", "B01M72N0A6", "B098HKC55W", "B0BP78F7CC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbf176668280954268577459", "partition": "shared_train", "query": "I\u2019m setting up a portable DJ and live audio booth for small events, with a polished illuminated facade, flexible microphone positioning, and a tidy way to route several XLR channels between the performers and mixer.", "positive_items": ["B06Y6BCX7B", "B01KZHP5IE", "B076TTHVD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbf17cb7ab82e0c27c9dfe40", "partition": "shared_train", "query": "I\u2019m setting up a compact heavy-rock rehearsal and small-gig rig, with a professional maple drum shell setup, a dark snare-side sound, and a powered PA cabinet for loud monitoring and backing tracks.", "positive_items": ["B079NDRQ89", "B0C78VHPJG", "B09HD48CZN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dbfbb7e10b4714312491303c", "partition": "shared_train", "query": "I\u2019m setting up a portable six-string banjo practice rig for bluegrass-style playing, with a secure stand for breaks and a quick way to change keys during songs.", "positive_items": ["B009FKHV62", "B00C5GZU2K", "B07BSZNKTM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc029f13206d28f4d137dffe", "partition": "shared_train", "query": "I\u2019m building a small live cigar-box guitar setup and need to amplify the instrument, sing through a vocal microphone, and switch my connected effects or amp function hands-free.", "positive_items": ["B003GEBGA0", "B00771QSA6", "B07Y6TSTS2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc0b62967bf19d3af7bfe564", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for an amplified practice session and need to straighten the neck, replace a damaged plain string, secure the strap, and set up a compact desktop amp, along with durable picks for playing.", "positive_items": ["B07SW2W1MB", "B098PWN1RF", "B06W2NS7RW", "B07CRK35NG", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc15ab9b4f2a0c683917c668", "partition": "shared_train", "query": "I\u2019m preparing for solo instrumental practice and need a portable setup to hold my music securely, keep pages from turning, and provide a clear visual and audible tempo while I rehearse.", "positive_items": ["B0CDGCJ573", "B000M74WXM", "B0B949FD92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc23c7cb7912e72ee7f6bd1a", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar setup for practicing at home or on the go, including an easy way to restring it and a small amp.", "positive_items": ["B074NBK22K", "B06Y2W66F5", "B00KIZROW4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc335ab533bdf9b4506b09b1", "partition": "shared_train", "query": "I\u2019m outfitting a rock drum kit for rehearsals and gigs and need a stable floor setup, refreshed tom heads, a full cymbal selection, an adjustable stand for an extra percussion accent, and padded protection for transporting everything safely.", "positive_items": ["B00T7JMN46", "B0BZX4HHSB", "B0BKZ59BQZ", "B07N6KV53L", "B09X6G4PPS", "B07GHZYGJ5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc37dbf08e68636fd96c2f6d", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar practice setup and need everything for plugging into an amp, playing comfortably while standing, and keeping spare picks handy.", "positive_items": ["B01DE4DPSC", "B074WXM13T", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc3d4a4deabef5fa0d10ba21", "partition": "shared_train", "query": "I'm getting my guitar ready for regular rehearsals and gigs and need a simple setup that lets me restring it efficiently, change keys quickly, and keep the strap securely attached.", "positive_items": ["B0BLLF6ZCS", "B08R5GM6YB", "B0C4SP3PH1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc3ecba046b7b49777c6ac96", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and vintage tube amp for small gigs, with reliable control hardware, fresh preamp tubes for balanced clean-to-overdriven tone, and a durable strap for comfortable playing.", "positive_items": ["B06XYX6YC8", "B003WUK0XW", "B005F5TP6U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc43e05508b5156250efa6e6", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for smoother, quieter playing and comfortable rehearsals, including a pickup hardware upgrade, low-noise strings, and a secure wide strap for longer sessions.", "positive_items": ["B00UXE3X84", "B002AKTRYS", "B07B4S63NN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc49732bf72d071ca8c38a17", "partition": "shared_train", "query": "I\u2019m restoring a Tele-style electric guitar and need a compatible replacement neck, coordinated control hardware, and a secure strap connection for a personalized, dependable setup.", "positive_items": ["B07C6K35Y1", "B07F3TDWSW", "B0774P2S9J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc4b4d63ee6fae4998b5403a", "partition": "shared_train", "query": "I\u2019m setting up a dedicated home guitar practice and display area, and need a comfortable adjustable strap with secure attachment hardware for playing, plus a finish-safe wall hanger to store the instrument safely between sessions.", "positive_items": ["B00HZH4D04", "B00H35YIJE", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc4d1c6a409bc6dc24f3f7fe", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for recording a layered Nashville-style rhythm part and need bright light-gauge strings, supplies to clean and condition the body and fretboard, and a comfortable adjustable strap for playing safely.", "positive_items": ["B09V4JQTN4", "B0928FM4T3", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc4efa46d9f3f20e01548e45", "partition": "shared_train", "query": "I'm setting up a home recording session for layered electric guitar parts: I need smooth, low-noise strings for a standard guitar and a seven-string, a lightweight capo for quick key changes, and a versatile condenser mic with vibration isolation for recording the performances.", "positive_items": ["B01N5OM4M6", "B07B4S63NN", "B0749R51B1", "B07V46KRD8", "B0BK6SKH98"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc52631e2b37314ae0beb835", "partition": "shared_train", "query": "I\u2019m putting together a versatile drum setup for recording and live playing, with contrasting warm crash voices, a larger cymbal that can also handle articulate ride patterns, and a reliable tool for quick, precise tuning and head changes.", "positive_items": ["B07BSSF51R", "B0012NGBWK", "B006OBE5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc5992e879aaf341055f12cb", "partition": "shared_train", "query": "I\u2019m restoring my Gibson-style electric guitar for a small live set, replacing its bridge, fitting high-strung strings for Nashville tuning, and connecting my amp to the speakers with reliable long cables.", "positive_items": ["B0C9NGP88D", "B0BPJ4Q6FJ", "B008YTY9EC", "B01CBC12QU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc6cff78ba6d3380d3035a89", "partition": "shared_train", "query": "I\u2019m expanding my drum set for recording energetic rock tracks and need bright trashy accents, a cutting bell effect, and reliable hi-hat hardware.", "positive_items": ["B09X6HBVBV", "B07Z5GLNK4", "B09X6KS6GB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc788cf43d525c4dabdf4c7b", "partition": "shared_train", "query": "I\u2019m putting together a Beatles-inspired guitar practice and display corner, with a comfortable strap, a way to keep picks attached to my instrument, sturdy heavy-gauge picks, and a small John Lennon acoustic-guitar replica for the shelf.", "positive_items": ["B003LRHJK8", "B0B8LK7MTH", "B09MJWYTQW", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc85e227903282136557de7d", "partition": "shared_train", "query": "I\u2019m putting together a home electric-guitar practice and recording setup with comfortable playing support, a compact versatile amplifier, and an adjustable stand for miking the amp.", "positive_items": ["B015JTEBN8", "B0B8M2Q1DS", "B00EM5UOE6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc8c107206223c8702682692", "partition": "shared_train", "query": "I\u2019m setting up a quiet, flexible drum practice station at home and need a low-noise practice surface, quick access to several pairs of sticks, and a way to tame unwanted drum overtones during rehearsals.", "positive_items": ["B0002GFLGA", "B07V3NL6JD", "B07NDLJJSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc8f4b65de35bfad00be8ef0", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style guitar and need a polished 3-way control upgrade, a black eight-hole scratch plate, and vintage-output pickups for biting leads and warm, open rhythm tones.", "positive_items": ["B0089NNAZ2", "B004DMX5O4", "B0B81VP83F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc97a3ffd81136e9d99a4e92", "partition": "shared_train", "query": "I\u2019m setting up a compact live music rig for small gigs, with amplified sound on an adjustable stand, tidy multi-channel connections between my mixer and stage gear, and short right-angle links for a pedalboard.", "positive_items": ["B07NSWD8BR", "B098PJDQTG", "B01DK40R3M", "B00GJ1CDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dc99153e44f6a5ab89ccbdbd", "partition": "shared_train", "query": "I want to record polished violin performances with spoken introductions, including comfortable, secure playing setup, reliable bow grip, clear USB audio, and cleaner vocals without popping sounds.", "positive_items": ["B016QUXTZU", "B0C6H9T5T6", "B007Y0TJ38", "B07N7BVQTN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dca85040a36a12727a089d5c", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing and recording a small live drum-and-percussion session, with dependable sticks, varied shaker textures, a microphone and stand with cable for capturing vocals or instruments, and padded cases to transport the drum kit safely.", "positive_items": ["B071FP95SV", "B0BZX4HHSB", "B001I2GY1I", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcb241915c264f02465f36d1", "partition": "shared_train", "query": "I\u2019m getting my acoustic and electric guitars ready for regular playing and need comfortable, mellow acoustic strings, light-gauge electric replacements, and suitable supplies to clean and maintain the bodies and fingerboards.", "positive_items": ["B09KMQXFRB", "B0928FM4T3", "B0BFKQGWZ7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcb3dc7064f98da8bb623df8", "partition": "shared_train", "query": "I\u2019m preparing my bass for a live funk set and need fresh strings, secure hands-free support, reliable strap hardware, an octave effect, and several cables for connecting the bass, pedalboard, and amplifier onstage.", "positive_items": ["B07N4WQGC7", "B0002CZQZU", "B0B2ZTFJNY", "B079TLFL33", "B00RVE9X06", "B0B95V41NR", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcb4f4d0d9f9c2dd3ee954af", "partition": "shared_train", "query": "I want to set up a small home recording rig for singing and amplified instruments, with a USB-equipped mixer, a cardioid dynamic microphone, and a balanced XLR-to-TRS cable for clean connections.", "positive_items": ["B0919BN3QJ", "B000CZ0R3S", "B082PD8BBZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcbe9d2bac9e3fb6fa1b73c3", "partition": "shared_train", "query": "I\u2019m refreshing my Ludwig drum setup for rehearsals and need a replacement snare surface, an easy no-drill way to add a mounted accessory, and a stable fabric-topped seat.", "positive_items": ["B00EI4ZH3Y", "B006CRGZOA", "B000T0B5ZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcbf996b90ac98aea106c671", "partition": "shared_train", "query": "I'm refreshing my electric guitar for regular practice and playing: I need heavier-gauge strings, a reliable connection to my amp or pedals, lubricant for tuning and string contact points, and a way to build finger strength away from the instrument.", "positive_items": ["B075XZFCJC", "B0B8FSCM9L", "B0BSGM6CQ9", "B0BK6JP6MW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcd2766ae10769a9125b0657", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular playing and want a complete care kit: fresh easy-playing strings, comfortable picks, safe cleaning, case humidity control, reliable hard-case protection, and a secure way to attach the strap without modifying it.", "positive_items": ["B007MY5BDI", "B0B8LMGQVX", "B00JA4T7Y2", "B09QZJ57YW", "B0BPKTYTPQ", "B004YXOLAO", "B0040Z67I0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dce4e9d69c0a3f73331a7e6e", "partition": "shared_train", "query": "I\u2019m setting up a compact electronic music rehearsal rig with a versatile keyboard, quiet kick triggering, sweat-resistant sticks for percussion practice, and elevated stable monitoring speakers.", "positive_items": ["B076X9C7H1", "B08P4W7NFP", "B0884XC78Y", "B01LXKNIQQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dce9c8ae6440b700779de2b6", "partition": "shared_train", "query": "I\u2019m preparing my six-string electric guitar for a recording session and want to create layered Nashville-style parts, refresh and condition the instrument, and keep my picks conveniently accessible while playing.", "positive_items": ["B0BPJ4Q6FJ", "B07N5MJDBF", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcf5eb55c9ce1857e7370c5f", "partition": "shared_train", "query": "I\u2019m setting up a beginner guitar practice kit and need a reliable way to tune, try different picking styles, and keep the instrument safely supported between sessions.", "positive_items": ["B08BJGBHN7", "B08BW2TBD7", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcf96652785fa22e40ae979a", "partition": "shared_train", "query": "I\u2019m setting up a focused guitar practice and home recording routine, with tools to build finger strength and calluses, accurate closed-back monitoring, and a secure stand to keep my guitar ready between sessions.", "positive_items": ["B0B8FSCM9L", "B000EEHKVY", "B07H5HM6F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcfc1203ca56030c282f5a78", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice setup with a protective hard case for my acoustic jumbo, a comfortable strap for playing, and a compact amp for compatible amplified guitar sessions.", "positive_items": ["B074WXM13T", "B00KND95KK", "B0BT8FDL8B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcfc4a5685fd653bdc08d8a4", "partition": "shared_train", "query": "I\u2019m putting together a simple electric-guitar practice setup for home, with a compact amp, a long reliable connection from my guitar, and plenty of comfortable picks for playing along with songs.", "positive_items": ["B0BG95DG2H", "B0BT862N4P", "B081T5GXGT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcfd78a2168d41d63c55a68e", "partition": "shared_train", "query": "I\u2019m building a portable rack-mounted PA setup for live events and need a wheeled 19-inch case, frequency separation for my speakers, and stereo graphic control to tune the overall sound.", "positive_items": ["B07HMS51H2", "B07QHDGBRV", "B003IE7QJI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dcff04a8cb6102057268d198", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for learning and regular playing, and need replacement strings for a bright sound, an easy way to identify fretboard notes while practicing chords, and a secure strap connection for standing up safely.", "positive_items": ["B014PEZVKU", "B0BFKKVQZT", "B01M1F77G1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd0362eb9ca4415277721311", "partition": "shared_train", "query": "I\u2019m refreshing my small live drum setup: replace the 20-inch kick head, connect balanced audio gear, and add flexible microphone positioning for rehearsals and gigs.", "positive_items": ["B06Y6BCX7B", "B076BW4ZRP", "B01M5CXH65"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd0a379b516a5f7511278a1b", "partition": "shared_train", "query": "I\u2019m doing a full maintenance day for my electric guitar and bass: clean the instruments and strings, check and adjust their setups, and replace the old strings with suitable bright guitar and flexible, warm bass sets.", "positive_items": ["B07RFLLGFJ", "B07NDHS7FN", "B0BPJ4Q6FJ", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd0f4172567dbf0ff2682c7f", "partition": "shared_train", "query": "I\u2019m creating an earthy world-music meditation corner with a deep hand-played rhythm, a resonant drone, gentle rain-like shaker sounds, and a distinctive percussion-themed decorative accent for the room.", "positive_items": ["B0087HEO64", "B007L3Z1RQ", "B017AD55PY", "B0B35HJJLP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd322bc258b2c064bcdbe3c7", "partition": "shared_train", "query": "I\u2019m building a guitar practice setup and want a variety of pick gauges and materials to test different tones, plus an easy way to keep my favorite standard picks within reach.", "positive_items": ["B08BJGBHN7", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd331de716f6ad0864221fa6", "partition": "shared_train", "query": "I\u2019m building a compact metal guitar pedalboard for rehearsals and gigs and need heavy distortion, short right-angle connections between effects, a reliable guitar-to-board cable, and shared power for several pedals.", "positive_items": ["B0742RB7JK", "B01DE4DTAG", "B001383XT8", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd3b0380ec587739085f0dc2", "partition": "shared_train", "query": "I'm getting my acoustic and electric guitars ready for a small gig: I need parts to restore the electric's switching and volume control, secure its strap, connect it to an amp, keep it safely parked between songs, and quickly transpose the acoustic without retuning.", "positive_items": ["B0006ZPAAO", "B00LYFFW9O", "B09396NY1C", "B0179A4ILK", "B08BW2TBD7", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd3e6d5ea452104d3ef363cc", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal space for a guitar trio and need a practical way to connect our electric instruments, keep three guitars safely within reach, and have comfortable playing support plus reliable picks for practice.", "positive_items": ["B01DPCONFM", "B074WXM13T", "B08JMQR2JK", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd4368a69c5355523386884c", "partition": "shared_train", "query": "I\u2019m restoring my nylon-string classical guitar and need fresh strings, reliable replacement tuning hardware, and a compact way to tune it accurately afterward.", "positive_items": ["B00EB11YM2", "B0BPLFP5P6", "B09SHNT5B1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd43b5b63531bc1b7571af52", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for heavy rock practice and recording with durable coated heads for responsive toms, a controlled aggressive snare sound, and sturdy 2B-style sticks for hard playing.", "positive_items": ["B07DM1SMMK", "B0BKZ1G3P3", "B0BK6S7QF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd4c4eb92e09282202016d07", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and practice amp, restoring tone selection and the front-panel light, wiring the amp to its speaker, and stocking up on picks that stay secure while I play.", "positive_items": ["B005TFB6TU", "B0BXT2KZYB", "B003KR2MTC", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd6008273796fb1ff224b5f6", "partition": "shared_train", "query": "I\u2019m setting up a pedalboard for low-tuned electric guitar playing and need reliable strings that stay in tune, durable picks for fast, precise attack, and a compact interface to preserve my signal, reduce noise, and provide tuning support.", "positive_items": ["B07DLYNP4C", "B00AWVOBB6", "B00JL5I61A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd69af86fc51900353401d93", "partition": "shared_train", "query": "I'm putting together a portable electric guitar practice setup and need a stable folding place to park the instrument, easy onboard tuning, and durable pointed picks for fast, aggressive riffing.", "positive_items": ["B00HZZ60T8", "B005FC7MAO", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd70fb9fef1310de564678c8", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to sample records, compose with virtual instruments, and monitor mixes accurately, including a replacement needle for my compatible turntable.", "positive_items": ["B08FDBCYHL", "B09Y1X5BSC", "B000T5PPQA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd79ac42f17e14880dd78073", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for recording experimental guitar tracks with warped lo-fi modulation, spacious echo and reverb, plus unusual synthesized percussion patterns for a complete atmospheric arrangement.", "positive_items": ["B01MSJW92G", "B005KUZYFQ", "B07JJJ9FDZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd90c0204b452cc11a42ca3f", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for versatile vintage-inspired tones, with clear humbucking sounds in both neck and bridge positions plus a compact overdrive that adds responsive grit without masking the guitar\u2019s character.", "positive_items": ["B08CXK3W3L", "B08CV7KZQG", "B0844PNQLN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dd9d5ca5ab84279bfb399e5f", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record acoustic guitar and vocals cleanly, with a condenser mic, desktop sound isolation, and a long balanced connection to my audio interface.", "positive_items": ["B094NDQRJQ", "B017H2DQG8", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dda10c4b7a74b50310783639", "partition": "shared_train", "query": "I\u2019m preparing a portable clarinet practice setup for evening rehearsals, with room for sheet music and adjustable lighting so I can read comfortably wherever I play.", "positive_items": ["B07WJYTDMH", "B08VHZ4FFW", "B08T2N1WZR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dda2e5f249cd1244bbd40f89", "partition": "shared_train", "query": "I\u2019m putting on a small live music event and need a portable setup for two wireless vocalists, mixing and recording audio, plus a stable overhead structure for stage lighting.", "positive_items": ["B0002DNUIO", "B0039PPW60", "B00B3K4YTY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dda360ba91c2fdff7ef31767", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice and performance routine, with hands-free support while playing, a stable way to position my foot, and gentle care for the instrument\u2019s finish.", "positive_items": ["B0BK5CXZBT", "B07T3GZVMD", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddae4ce8224237f8e2eccb51", "partition": "shared_train", "query": "I\u2019m setting up a compact stereo recording rig for a small acoustic ensemble and need to mount two microphones together on one stand, securely hold different mic bodies, and connect the outputs to my quarter-inch audio equipment.", "positive_items": ["B08KRJ578Q", "B0941LXKLX", "B0BZ3VLMTV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddb0dcbb99ffd34952027f4a", "partition": "shared_train", "query": "I\u2019m putting together a small nightclub dance event and need colorful stage lighting, rotating projected patterns for atmosphere, and a stereo audio processor to improve clarity and punch through the sound system.", "positive_items": ["B0BXT425B6", "B0002CZU56", "B0043GB9VQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddb524227f0a711f7984bebb", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need reliable connections for a microphone, an electric guitar, and powered speakers, with enough cable length to keep performers and equipment comfortably spaced.", "positive_items": ["B079W7NWNH", "B097JDV3FW", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddb5ae38c3a0552b386b3fef", "partition": "shared_train", "query": "I\u2019m preparing a small theatrical music performance combining soprano ukulele and marching percussion, with atmospheric water-based fog. I need compact fog equipment with appropriate CHAUVET fluid, nylon-tip tenor sticks, and a durable side-mounted bag to keep my playing gear organized and ready.", "positive_items": ["B00IH0BP6S", "B06Y1KSVDK", "B073C7Z1PQ", "B07NCN4WTB", "B06WLP2BSW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddb746022e0cd9bcee8fa40e", "partition": "shared_train", "query": "I\u2019m outfitting a portable setup for a small live concert and need reliable connections for microphones and instruments, a guitar lead, cases for transporting lighting and music gear, organized trumpet-mute storage, and a way to mount a follow spot securely on a tripod.", "positive_items": ["B00O5EKZ9I", "B0192JRA2A", "B01DE4DTAG", "B0002DUWWQ", "B09ZTHNN9P", "B00KTLUAKK", "B0002E5680"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddb7cbbeccd7eba22bd50102", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small live gigs and need an adjustable stand for my mixer or controller, a way to balance extended cymbal booms securely, and durable wheeled storage for transporting all the hardware.", "positive_items": ["B0BX8SSNYP", "B0002F7A06", "B07DLYDP6V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddbb9c1dfd783d5821f1e2d9", "partition": "shared_train", "query": "I\u2019m rewiring and upgrading my Strat-style guitar for versatile blues-to-rock tones, with a neck-sized humbucker, a higher-output rail pickup, vintage-style cloth wire, and a 0.022uF tone capacitor.", "positive_items": ["B015ZTLZ68", "B002VJOENM", "B0002D0B86", "B01F09PI2U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddc11505bd01a3b1fe9de647", "partition": "shared_train", "query": "I\u2019m putting together a meaningful guitar-themed gift for my son: something he can use while playing, a way to make personalized picks at home, and a durable keepsake to celebrate his birthday or graduation.", "positive_items": ["B07Z4QFWPF", "B09XDY23LX", "B072DXPHC3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddc1c468e1d48b86f7a3ff9b", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard teaching and performance station with stable adjustable support, comfortable seating, a dependable instrument connection, and a sweat-resistant hands-free microphone for giving instructions while playing.", "positive_items": ["B01DE4DTAG", "B087Q1V8F7", "B0BSCF2FD7", "B0C3LH9FX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddc4e9f4a0e140ea76a199fb", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar for a standing rehearsal or recording setup, with a bright high-strung tone, a dependable connection to my equipment, and comfortable support while I play.", "positive_items": ["B01DE4DPSC", "B0BPJ4Q6FJ", "B09V4JQTN4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddc6d88c623f9995d17eaef2", "partition": "shared_train", "query": "I\u2019m recording a polished acoustic-guitar song at home and need music production software for arranging and effects, fresh bright easy-playing strings for my six-string guitar, and an adjustable stand to position a microphone securely.", "positive_items": ["B007MY5BDI", "B015JTEBN8", "B00LMEVNMM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddceddb4cf8d875963e896cd", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and pedalboard for reliable live playing, with secure tuning hardware, safe care for the wooden fretboard, and a short low-profile connection for neat pedal routing.", "positive_items": ["B0BKR2ZM9X", "B0B28ZK2NK", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddd2cfef4f17976d14b17307", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and small gigs, and need a heavier set of strings, a dependable way to keep the strap securely attached, and an easy tuner for accurate setup and quick adjustments.", "positive_items": ["B0BSGM6CQ9", "B0BXX3MYXT", "B0C6HXYY3R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddd6399f19b366507a2df6f1", "partition": "shared_train", "query": "I\u2019m putting together a portable electric bass setup for small coffeehouse gigs: I need reliable tuning and spacious reverb, a comfortable way to carry the bass, protection for transport, and a compact boom stand for miking my amp.", "positive_items": ["B0B624KR9D", "B06XB44XPN", "B0BWRNHVKB", "B075PZ7YC1", "B079SYCBJ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddd6bd9c7b5eee041ed581d5", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar setup for a small live show and need a comfortable adjustable strap, added security against the strap or instrument cable coming loose, and a safe way to connect my amplifier to a speaker with a different connector.", "positive_items": ["B076ZSHQ47", "B0BJF97MDV", "B00FC4YVOK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddd74a9e0e2e9bb3ec51199e", "partition": "shared_train", "query": "I want to use my laptop\u2019s stereo playback as a source for a small live sound-design setup, splitting it into pedal connections so I can shape it with compression and delay while monitoring the result through my existing rig.", "positive_items": ["B075PY3QNP", "B01ANYF2ZU", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddda12b7297a0fceb0eb4994", "partition": "shared_train", "query": "I\u2019m setting up a reliable bass rig for rehearsals and small gigs, with easy tuning, portable amplified sound, and secure strap attachment for playing confidently.", "positive_items": ["B0BHSG5C3G", "B00H35YIJE", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dddaae50d069380ca28bbdd2", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for recording: I need a bright high-strung set, replacement control knobs, tidy close-spaced pedal connections, and an accurate tuner for dialing everything in.", "positive_items": ["B08T2LJ62N", "B0BPJ4Q6FJ", "B08X6VL16J", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dddbec99eeb2f6906db63d8e", "partition": "shared_train", "query": "I\u2019m restoring my home rehearsal setup and need parts for a four-string bass, upgraded electric-instrument controls, reliable gripping picks, and a high-gain 12AX7 replacement for my tube preamp.", "positive_items": ["B004UIDPQ4", "B000YF2FGS", "B07NKMZJ5M", "B009DAHPLU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dddd591d152a6f4bdc3917be", "partition": "shared_train", "query": "I\u2019m setting up a portable keyboard practice station for learning songs, with stable support for the instrument, an adjustable stand for sheet music, and reliable visual or audible tempo guidance.", "positive_items": ["B0B6P55RBN", "B00TZH5DJW", "B0BCL4K9GF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dde32987109c35d2c411341a", "partition": "shared_train", "query": "I\u2019m restoring my Stratocaster for regular gigging and need parts to improve tuning stability, keep the strap securely attached, and replace the tremolo arm tension components.", "positive_items": ["B0B92LPGD2", "B00EOAF0G6", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dde8d63039c11e431b0a7509", "partition": "shared_train", "query": "I\u2019m preparing a live guitar set with one electric guitar and need to cover convincing acoustic-style parts, heavily saturated metal tones, precise EQ and feedback control, plus comfortable adjustable support for performing.", "positive_items": ["B07C93Z5XZ", "B0928KFR97", "B072226Z5Q", "B000S5JFZI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ddfd3623b4c339216c842a2e", "partition": "shared_train", "query": "I\u2019m setting up a small band rehearsal and recording space, with computer-based production, a microphone and monitoring, reliable connections for instruments and balanced gear, plus several adjustable boom stands for multiple performers and microphones.", "positive_items": ["B00RVE9X06", "B075KXPBJ4", "B01M5CXH65", "B019LR2XTS", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de023d7a6820969bf1c6ae57", "partition": "shared_train", "query": "I\u2019m rebuilding my electric guitar setup for home practice and recording, with heavier-gauge strings, tools for restringing and adjustments, a versatile combo amp, and controllable distortion tones ranging from warm overdrive to saturated metal.", "positive_items": ["B07MVCN9XT", "B0BSGM6CQ9", "B07C59F5LK", "B06Y43Q9QN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de04c2d03f7b65c85101ce59", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and performance corner and need safe wall storage, a comfortable hands-free playing setup with pick storage, and a quick way to change keys during practice.", "positive_items": ["B074WXM13T", "B07BSZNKTM", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de0c014ad4229e355759be2e", "partition": "shared_train", "query": "I\u2019m getting my bass ready for an upcoming rehearsal and need to restring it, tune it accurately afterward, and keep my drink safely within reach without risking spills around my equipment.", "positive_items": ["B008B83SY8", "B001D2TPZU", "B07D5W5X3Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de0d5c05e993b2ad0a722010", "partition": "shared_train", "query": "I\u2019m outfitting my 9-string electric guitar for reliable practice and performances, with fresh balanced-tone strings, a secure strap connection, and comfortable flexible picks for playing.", "positive_items": ["B096K2LZKH", "B06XGWGV6C", "B0B7C52N2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de1ad86cdc23b9c2b2bc97b5", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular strumming and want a bright new set of strings, comfortable lightweight picks, and one practical tool to remove the old strings, pull bridge pins, cut and wind the replacements.", "positive_items": ["B09RJZSQML", "B0BFKKVQZT", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de30bf101734ac787277c082", "partition": "shared_train", "query": "I\u2019m setting up a compact home electric-guitar recording corner and need a safe stand, fresh long-lasting strings, finish cleaner, a balanced audio connection, and nearfield monitors for hearing my playing and recordings clearly.", "positive_items": ["B095XVTR2X", "B07WW5PKCP", "B018FCZKR2", "B09Y1X5BSC", "B01M5CXH65"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de329502d08ffca9b404dfc4", "partition": "shared_train", "query": "I\u2019m putting together a small live band rehearsal and need reliable long instrument connections, several microphones for singers and instruments, and a generous supply of lightweight picks for acoustic strumming and shared use.", "positive_items": ["B00JXOCJDK", "B07BLM53Z1", "B09RJZSQML", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de396d140ab82d50f5172458", "partition": "shared_train", "query": "I\u2019m putting together a beginner electric bass setup for practicing and playing expressive rock lines, with a comfortable wide strap, reliable strap security, sturdy picks, and a tube-like overdriven tone I can blend with my clean sound.", "positive_items": ["B00JL5HQXE", "B079NNZMLQ", "B07N47ZJ4W", "B00IPHSRN2", "B0B8LZKBN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de3d250108ed4c9eeb42faea", "partition": "shared_train", "query": "I\u2019m restoring my Telecaster and need to inspect and crown the frets, protect the fingerboard during cleanup, then upgrade the bridge electronics and fit a replacement pickguard.", "positive_items": ["B07MJV8XG1", "B07N2HNC81", "B0C4GJM9J4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de3ece6f0a60960eb1b0d384", "partition": "shared_train", "query": "I\u2019m setting up a tidy guitar practice corner where I can securely display my instruments on the wall, keep them accurately tuned, and have reliable non-slip picks ready for daily playing.", "positive_items": ["B00HCNQGQK", "B09S2VB3KW", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de436ea287587bf1f1fe9490", "partition": "shared_train", "query": "I\u2019m restoring my vintage electric guitar and need to refresh its pickup surrounds, keep the strap securely attached without replacing the original pegs, and safely clean and polish its finish.", "positive_items": ["B01IC7UY2G", "B00DGUZPS8", "B016R0GF3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de43ce40430f62299a4f41d9", "partition": "shared_train", "query": "I\u2019m putting together a compact blues recording setup for harmonica and resonator guitar, with a comfortable instrument, a hand-held amplified harmonica mic, reliable guitar amplification pickup, and a DI/preamp for shaping the acoustic signal.", "positive_items": ["B07MJVGJSV", "B000SAGSRQ", "B00I0YOAZO", "B000EEHK1E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de45934243cc146e19b7b6e7", "partition": "shared_train", "query": "I\u2019m preparing my guitar for live playing and need to tune it accurately, refine the nut and fret areas for a better setup, and install secure strap hardware so it stays safely attached.", "positive_items": ["B079TLFL33", "B0BHSG5C3G", "B01FF4FX2U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de45d664e879e0ba98e0f4b7", "partition": "shared_train", "query": "I\u2019m restoring my small Latin percussion setup for a community performance and need to repair a conga while adding bright handheld rhythm accompaniment.", "positive_items": ["B016YOO53S", "B003B1DUUM", "B000663XVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de47d8091b9c938f98e29740", "partition": "shared_train", "query": "I\u2019m setting up a playful home music corner where I can safely store my guitar, create frog-like percussion sounds, and experiment with vintage-style flanger effects for an unconventional recording project.", "positive_items": ["B07LC6VHDX", "B00SDLZFFS", "B00NP8GYVS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de552037be8489618425fddd", "partition": "shared_train", "query": "I\u2019m putting together a portable drum practice and rehearsal setup, with protected transport for cymbals, a compact way to carry essential sticks and mallets, and a foldable bass-drum practice surface that works with different pedals and floors.", "positive_items": ["B0757ZJ7B4", "B0743DLWNG", "B06XT6YTPG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de5669ba12d73f7b88526413", "partition": "shared_train", "query": "I'm organizing a small outdoor community event and need a portable sound setup with powered speakers, adjustable stands to project sound over the audience, and cables to connect a microphone and other audio equipment.", "positive_items": ["B015WYRWYA", "B00Y3NG5HM", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de58a5ce1f7491e09ea8f1de", "partition": "shared_train", "query": "I\u2019m putting together a practical acoustic guitar setup for regular rehearsals and small gigs, with protective padded transport, organized storage for accessories, quick access to picks, and comfortable options for a warm, natural tone.", "positive_items": ["B001BAMOAM", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de6aca1f17f2788792142b5b", "partition": "shared_train", "query": "I\u2019m starting electric guitar practice and need a complete setup for playing through an amp, including gear suited to dropped tunings, reliable picking, and tools to build finger strength and calluses between practice sessions.", "positive_items": ["B0B7Z4Z88L", "B00IPG7UXG", "B01DPCONFM", "B0B8FSCM9L", "B0BR2N43GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de7c056193e6511cf847c8f2", "partition": "shared_train", "query": "I\u2019m putting together a reliable live electric-guitar rig and need a way to keep the strap securely attached, run the instrument to my amp, and connect balanced 1/4-inch audio gear over a short distance.", "positive_items": ["B01M5CXH65", "B0002I9QI2", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de8ffa201a026337bea11905", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal showcase and need several dynamic microphones, a way to connect them to 1/4-inch balanced inputs, and an adjustable tripod stand to raise the PA speaker for the audience.", "positive_items": ["B01DK1ZGSQ", "B07NSWD8BR", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-de9c98f21eeeffdfba790582", "partition": "shared_train", "query": "I\u2019m refurbishing my acoustic drum kit and need coated heads for warm, durable, projecting tom tones, plus bass-drum batter and resonant heads, including a ported resonant option for controlled sustain and easier microphone access.", "positive_items": ["B07NDZXJZK", "B076CBMTF5", "B0753PSL2D", "B082WVC3RT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dea9c71231d0bd5e07d300ec", "partition": "shared_train", "query": "I\u2019m preparing for a small outdoor acoustic performance and need reliable guitar-picking accessories, precise clip-on tuning, and a professional vocal microphone setup with protection from wind and breath noise.", "positive_items": ["B006BST39E", "B0BK6PMJD2", "B0BL38ZMVZ", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dea9e337428fbe91b1e27f25", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for rehearsals and small gigs, and need reliable tuning, comfortable hands-free support, and a variety of pick thicknesses to find the right feel and tone.", "positive_items": ["B09NWCD36N", "B0BHSG5C3G", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-deb172fb1402cb60985f1c4d", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar rehearsal space and need durable replacement strings, a reliable way to tune instruments, and safe stands to keep them organized.", "positive_items": ["B0B8NXV975", "B08JMQR2JK", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-debefd2312df5f0575aec225", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a slide-blues performance and need an easy-to-play setup with fresh extra-light strings, a glass slide for expressive playing, and a reliable strap for standing comfortably.", "positive_items": ["B0886ZP9V6", "B000EENACC", "B0C6J1BN77"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-deca90800cc659d7c24074d6", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rehearsals and gigs, with a reliable connection to my pedalboard or amp, secure strap attachment, and heavier-gauge strings for a solid, lower-tension feel.", "positive_items": ["B00LMC2PNA", "B0BSGM6CQ9", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-decb14fde7264fc10c2f7b5d", "partition": "shared_train", "query": "I\u2019m restoring and personalizing my acoustic guitar and need compatible hardware for converting the tuning setup, adding secure strap attachment points, and protecting the top with a tortoise-style pickguard matched to its 2.5-inch rosette.", "positive_items": ["B07RNWTNM5", "B08FYCS7WF", "B015GOFD1U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ded4875deacf87c229578407", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic recording session and need a reliable way to mic performers, connect everything cleanly to the sound system, eliminate hum from an instrument signal, and keep the microphones securely positioned.", "positive_items": ["B0BXT1HRDH", "B00NPAMDQ6", "B071V3MY58"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dee5f250b5d7a21fffa8d307", "partition": "shared_train", "query": "I\u2019m putting together a portable bluegrass guitar setup for rehearsals and small gigs, with a way to make custom picks from spare plastic, tune accurately, and connect my instrument to an amplifier.", "positive_items": ["B00M6SGT7M", "B015HG7F3Q", "B07D1WM2G6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-deee7383e3f522590b64e590", "partition": "shared_train", "query": "I\u2019m putting together a calming meditation and yoga session and need a compact set of resonant instruments to open and close the practice, refocus participants, and create sustained soothing tones during mindfulness exercises.", "positive_items": ["B0035P6AYM", "B0035Z0C3W", "B09WW1X2NB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-deeff7a93630e18a51722580", "partition": "shared_train", "query": "I\u2019m getting my five-string bass ready for rehearsals and need a warm, flexible string set, a faster way to restring it, and comfortable picks for playing afterward.", "positive_items": ["B008BPI2OW", "B00CGFRJ2Y", "B000AAKQR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-def98ebe2d5897b9668cc7b0", "partition": "shared_train", "query": "I\u2019m restoring my electric guitar and want to refresh the volume and tone controls with solid-shaft potentiometers, fit a matching chrome dome knob, and add secure strap hardware for safer playing.", "positive_items": ["B0002KZEAO", "B0BXSYL7S4", "B0B3VDGR4M", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-defca18b656d3717d0446ce1", "partition": "shared_train", "query": "I\u2019m building a compact home music-production desk and need a 61-key controller, a way to reduce monitor vibrations, and a cable for connecting my RCA audio source to quarter-inch studio gear.", "positive_items": ["B07PB3DJY4", "B00K39U1NE", "B01DT822V4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-defd040b044118c0501b0cf2", "partition": "shared_train", "query": "I\u2019m putting together a portable keyboard performance rig and need an easy way to carry the stand, attach a microphone boom directly to it, and protect shallow rack-mounted effects or audio gear between gigs.", "positive_items": ["B08CSQNMN5", "B0040N2DT4", "B003Y569DA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df016b9bed2573fff2f5c152", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need a wireless-controllable mixer for several microphones and instruments, reliable low-noise XLR connections, and a powerful powered PA speaker with stand for clear room-filling sound.", "positive_items": ["B0842B82ZS", "B0BMDYZ11S", "B06XW4SNFG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df031ead65c76c148d25e5da", "partition": "shared_train", "query": "I\u2019m building a compact Latin percussion setup for rehearsals and small gigs, with a portable way to protect and carry cymbals plus mounted layered accents, a high-pitched bell, and a compact timbale.", "positive_items": ["B098ZGBHKN", "B000GGV2DM", "B01LZSRJKE", "B0002F6VZQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df099d561f0a7ada787b53fe", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for brighter, clearer tone and dependable playability, including a fresh set of bronze strings, comfortable picks for strumming, and replacement bridge hardware for a secure restringing.", "positive_items": ["B09QZJ57YW", "B07D444NSP", "B0002CZT2A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df17b5447d80d532af4ad201", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for regular strumming and need a complete setup for changing the strings, removing bridge pins, trimming and winding them, plus a generous supply of lightweight picks for practicing and playing.", "positive_items": ["B09RJZSQML", "B0BTC9YJ2W", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df22b44e6f5558b48290b92d", "partition": "shared_train", "query": "I\u2019m rebuilding my metal guitar practice setup and need extreme high-gain tone with noise control, automatic bass-and-drum backing for songwriting, plus a replacement screw-in tremolo arm for my Floyd Rose guitar.", "positive_items": ["B00M4K8MGI", "B002US76HK", "B01BNTBEFG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df23cfc0c8d0880f3219384a", "partition": "shared_train", "query": "I\u2019m starting an electric guitar project and need an instrument to customize with replacement fret wire, gritty octave-fuzz tones for practice, and a sturdy protective case for transporting everything safely.", "positive_items": ["B00EQ247ZC", "B007T8OGLK", "B097Q9W8MW", "B074P6C48P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df25632439570ab4140f85a6", "partition": "shared_train", "query": "I\u2019m setting up a small guitar ensemble rehearsal and need reliable support for several instruments, comfortable playing posture, and a rechargeable clip-on tuner for quick, readable tuning before and during practice.", "positive_items": ["B07T3GZVMD", "B08JMQR2JK", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df2d06a3899dc6deaf34ffa9", "partition": "shared_train", "query": "I\u2019m starting violin lessons and need a full-size acoustic/electric setup with dependable replacement strings and a way to practice quietly in an apartment, ideally with everything needed to carry it.", "positive_items": ["B00DBC0ZA4", "B00GWYE4V4", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df33333bc0654e0ce4e3f7f0", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar and need a replacement HSS pickguard with matching backplate and screws, several playing picks including thumbpicks, and a clip-on tuner for accurate setup and practice.", "positive_items": ["B0BR2VBSVV", "B072JF6DCN", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df36ccdeb6892c992fb2b06b", "partition": "shared_train", "query": "I\u2019m organizing a small live acoustic performance and need a dependable vocal microphone, a portable PA for clear sound, and an adjustable stand to hold lyrics or sheet music while I perform.", "positive_items": ["B073PDSLP4", "B08NVVLB16", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df42338e3116168eb5f1a802", "partition": "shared_train", "query": "I\u2019m setting up a young violinist\u2019s practice and rehearsal kit, with progressive duet and scale exercises, accurate pitch and tempo guidance, and comfortable hearing protection for loud ensemble sessions.", "positive_items": ["B007D5FKJQ", "B09CQFND6N", "B0BXCXGCVN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df519ddd6c967432350bfdb6", "partition": "shared_train", "query": "I\u2019m putting together a small stage-lighting setup for live performances, with a DMX controller for programmable scenes and chases, reliable links to fixtures, proper end-of-chain termination, and MIDI connectivity for triggering lighting changes from another device.", "positive_items": ["B0C3LGJVC2", "B09ZSKPVVJ", "B09ZTJH58K", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df7a28869448fb0e3b9472c7", "partition": "shared_train", "query": "I\u2019m refurbishing my four-string Jazz-style bass and want a brighter string set, passive neck-and-bridge replacement pickups, and matching chrome volume and tone controls for a clean upgrade.", "positive_items": ["B07NYY6VZP", "B00PG0UFTU", "B09MQGL896"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df8c1a3e26e780778d0cc3b6", "partition": "shared_train", "query": "I\u2019m outfitting a beginner violin, viola, and cello teaching setup: help me improve tuning and basic setup, support bow playing, and add removable finger-placement aids for students, with hardware suited to each instrument.", "positive_items": ["B00BRTUNBY", "B00BRTTU5E", "B09FMKTL5T", "B0BKZ6FK4D", "B0BVLZC9SX", "B003L50LHS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df9048f2f8304b975ecc863f", "partition": "shared_train", "query": "I\u2019m setting up a beginner-friendly electric guitar practice corner at home and need a ready-to-play guitar with amplification, essential setup and playing accessories, plus safe, convenient options for storing and displaying the instrument.", "positive_items": ["B018FCZKR2", "B006O64JMY", "B0BZJNPDJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df938366df5e905207ad327d", "partition": "shared_train", "query": "I\u2019m recording a guitar demo at home and need software for arranging and mixing, a quick way to change keys while playing, and a reliable wired connection from my instrument to the recording setup.", "positive_items": ["B081T636X2", "B01MRBQBO9", "B09367ZJMG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-df9f7592c641c7babd192e06", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice rig at home and need reliable amplification, enough cable length to move around, and a comfortable adjustable strap for playing while standing.", "positive_items": ["B00EM5UOE6", "B01DPCONFM", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfaa8ea6a08677b3e7f800e5", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for recording and live rehearsals, with warm, resonant tom response plus versatile regular sticks and softer bristle rods for changing dynamics and textures.", "positive_items": ["B01LF4D8M6", "B0722V7554", "B01LF4DBL4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfb085407d57fcf4138cb9f6", "partition": "shared_train", "query": "I\u2019m starting violin lessons and need a complete beginner setup for learning scales and songs, including an instrument with essentials, something to mark finger positions, rosin for reliable bowing, a stand for music, and a way to practice quietly at home.", "positive_items": ["B001BYLWD8", "B00E9EC2K4", "B06XDBGL88", "B01M72N0A6", "B07M81HC4C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfb556299e039571abc54fd0", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need reliable connections between microphones, mixer, PA, and amp, plus secure, wind-resistant lapel mic mounting for performers and a long speaker run.", "positive_items": ["B00O5UFMX6", "B00X7YJUGG", "B00Y3T1292", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfbc0722d0f69137755a3425", "partition": "shared_train", "query": "I\u2019m setting up a compact home blues-and-folk practice station where my guitar stays safely off the floor, picks remain within reach, and I can switch between fingerstyle and several harmonica keys.", "positive_items": ["B002G1UT5C", "B07KDYCQNC", "B07CTD883P", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfbc8315743e5df822c153bf", "partition": "shared_train", "query": "I\u2019m putting together a small live ensemble setup with four- and five-string basses needing different replacement tones, secure floor stands for several instruments, and a distinctive wood percussion sound for accents.", "positive_items": ["B08JMQR2JK", "B00NP8GYVS", "B07D5W5X3Z", "B0BKZ5F8BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfbf30cdd8e256d43282efda", "partition": "shared_train", "query": "I\u2019m preparing a studio-and-stage setup with a six-string electric in Nashville tuning and a bass that stands out under UV lighting, plus reliable hardware for clean string guidance.", "positive_items": ["B0B29LK8QD", "B0BPJ4Q6FJ", "B07MQJQTR7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfc15dac79795f676ec30856", "partition": "shared_train", "query": "I\u2019m building a compact home-and-live performance rig for guitar and synth: I need to route MIDI between gear, control presets and effects hands-free, make custom pedalboard connections, and record the finished sound through USB.", "positive_items": ["B07MJJ281Z", "B01878M5JK", "B001PGXKE6", "B093YML8MZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfc19089f5f19e52fa11ed0b", "partition": "shared_train", "query": "I\u2019m restoring an older electric guitar and need parts to refresh its volume and tone controls, replace the output connection and knobs, and test the rewired instrument through an amplifier.", "positive_items": ["B01N5KND14", "B06XP4Y2MH", "B00GK73HI4", "B0C18CV4TS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dfcb4e8cd2c638abe8c86f82", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal and recording space for a singer-songwriter, with reliable microphones for vocals and amplified or acoustic instruments, plus secure, accessible storage for several guitars and basses.", "positive_items": ["B000CZ0R3S", "B08NVVLB16", "B091YFQGCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dff305652f651576a9e57c2d", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for regular practice and small gigs, and need fresh light strings, plenty of reliable picks, plus a secure way to keep them conveniently attached without damaging the finish.", "positive_items": ["B001677QO4", "B0BXT384GR", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-dffc0bc6daae280a50282aed", "partition": "shared_train", "query": "I\u2019m preparing my electric and acoustic guitars for a small live set and need replacement strings for both, a dependable stage connection, easy key changes, picks, and comfortable hands-free support while playing.", "positive_items": ["B0BFKPWGQ6", "B00N4ZHQ14", "B00P6ZOPP0", "B0BSGM6CQ9", "B09V91H5XM", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e01e5ade3738ba8f6fb062da", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for a live rehearsal and need a setup that keeps it safely supported, freshly restrung and clean, while holding my sheet music at a comfortable playing height.", "positive_items": ["B09YDBKT7M", "B0BTC9YJ2W", "B018FCZKR2", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e02812b2d0f29bdbd2ad5293", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for my 3/4-size acoustic guitar and need sturdy travel protection, an easy way to play standing, quick key changes, and tools for making or carrying plenty of picks from recycled plastic.", "positive_items": ["B01LYJMHXV", "B005FIFM14", "B07XP6MHQT", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0284c25d13d944933aa82f4", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need parts for rewiring the tone and volume controls, replacing the pickup selector, and cleaning the strings and fingerboard during the setup.", "positive_items": ["B00OO0LD1C", "B00GK73HI4", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e02a57a3fd5633a83e17d473", "partition": "shared_train", "query": "I\u2019m getting an electric guitar ready for beginner practice and small rehearsals, and need basic accessories for playing comfortably, connecting to an amp, and keeping picks within easy reach.", "positive_items": ["B09V4JQTN4", "B08BSFDY99", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e03579a8b89f14d88f6ba53b", "partition": "shared_train", "query": "I\u2019m upgrading a compact live-sound rig and need cleaner protected power, a replacement mid/bass driver, and precise stereo EQ with feedback control for rehearsals and small gigs.", "positive_items": ["B07CQQXQ4T", "B01KDK4P5C", "B0928G683L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e035b82aeddc8c12c8cd1c0e", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar for versatile home recording and live practice, and need a replacement control-area cover, a stable self-lubricating string guide for tuning and sustain, plus an all-in-one floor unit for exploring different amp and effect sounds.", "positive_items": ["B0002E1UDK", "B014ZYPT34", "B01M03W1HD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e03bfab72bd9355aaeede077", "partition": "shared_train", "query": "I\u2019m rebuilding my electric-guitar setup: I need a long guitar lead, short pedal interconnects including a dual 1/4-inch run, isolated power for several effects, and a 16-ohm speaker plus dampers to quiet rattling in my tube combo amp.", "positive_items": ["B00RX5HQS4", "B073XXLVWT", "B08N636GN1", "B0B815P3NB", "B019P8J15W", "B00ADWTWKY", "B01DE4D4LU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e048d31c855f411c1867ea27", "partition": "shared_train", "query": "I\u2019m setting up a simple electric guitar practice station and need reliable instrument connection, comfortable hands-free support, flexible clean and driven tones, plus headphone or music-playback options.", "positive_items": ["B074WXM13T", "B01DPCONFM", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e053a81def6aee4cc1367357", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular playing and want long-lasting coated strings, a selection of pick thicknesses to try different feels, and one handy tool for removing pins, cutting, and winding strings.", "positive_items": ["B08R5GM6YB", "B09NWCD36N", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e054336ccf65767445c8bbd8", "partition": "shared_train", "query": "I\u2019m setting up a safe, comfortable home practice corner for my electric guitar, with a way to connect it to my audio gear, play while standing, and store it securely on the wall.", "positive_items": ["B004FOITMS", "B088DD5M4V", "B000EENACC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e05e2ceba605f80ade461e8d", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar for heavy playing and need durable 10-46 strings, a clear tremolo cover, and a gentle polishing cloth.", "positive_items": ["B0BT31XYVD", "B075NZ7WZD", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e05f2a19602d9ce9ceeebb7a", "partition": "shared_train", "query": "I\u2019m preparing for a concert where I\u2019ll switch between tenor and baritone saxophone, so I need suitable mouthpiece setups, protective mouthpiece patches, and comfortable support for carrying the heavier instrument during performance.", "positive_items": ["B01AW50ADE", "B0002E3LGY", "B07BQCR4KM", "B0BMYXVPZZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0746956a4fc24ed80c436ff", "partition": "shared_train", "query": "I\u2019m setting up a quieter drum practice station for speed work and double-pedal playing, with controlled-rebound snare practice, better cymbal isolation from the hardware, and protection for my bass drum head.", "positive_items": ["B004TMBJT6", "B0BXT1HP18", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e07bb2e59bfddd9be999949e", "partition": "shared_train", "query": "I\u2019m putting together a road-ready DJ rack for touring gigs and need a sturdy 12U case with casters, plus lockable rack drawers in two sizes for organizing cables, tools, and accessories.", "positive_items": ["B00AG28JOG", "B0002DV0D6", "B0002DV0DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e07d7da074dd916c0d0562e2", "partition": "shared_train", "query": "I\u2019m refreshing and properly setting up my acoustic guitar by measuring the neck and action, safely removing the existing bridge pins, and replacing them with natural bone pins.", "positive_items": ["B0823CM8MC", "B07TNNP49T", "B09VT2M7HR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e08a297e43dc5b1b98609ab4", "partition": "shared_train", "query": "I\u2019m rewiring my electric guitar and want to replace a volume or tone control while adding vintage-style hookup wiring and matched capacitors for a responsive, clean-sounding circuit.", "positive_items": ["B01BKS84QW", "B0B8F6LD9F", "B01DFIGIB8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e09a3a5930e5ec25fc6fa999", "partition": "shared_train", "query": "I\u2019m setting up a small, visually striking guitar performance space and need colorful replacement strings, a way to connect my instrument to a compact audio input, secure wall storage, and an adjustable stand to elevate the speaker.", "positive_items": ["B00LTDOIXW", "B07BSHS3BX", "B004C4UQZE", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0a07a631404c1ad8a68b7e5", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for practice and small gigs, with an easy way to change keys quickly, comfortable adjustable shoulder support, and a replacement three-way pickup selector.", "positive_items": ["B0B2Z13RCR", "B0094O5S7I", "B07N563T4R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0ab198720cd6fdb363fad82", "partition": "shared_train", "query": "I want to add a Bigsby-style vibrato to my flat-top electric guitar using a reversible, no-drill mounting solution, while keeping the bridge secure and the strings in tune during use.", "positive_items": ["B004DR5E9I", "B01AYVRDBI", "B003B1PETC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0afba89944c8100d7fdd65d", "partition": "shared_train", "query": "I\u2019m building a custom 25.5-inch bolt-on electric guitar and need the main neck, high-output bridge and warm neck electronics, plus materials for a custom pickguard and a durable side-mounted output jack.", "positive_items": ["B0952RFY66", "B0927P72DG", "B00JRDF4LG", "B07JH4FK21"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0bfed91ad31b3eb959d8930", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for regular playing and need brighter, heavier-gauge strings, dependable picks for practice and performance, plus a secure, finish-safe way to hang the instrument on the wall.", "positive_items": ["B0BKZ5N3PC", "B07PPHHG34", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0c8ef7b0c216f005e4c412a", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic guitar kit for traveling and casual playing at home, with reliable replacement strings and an easy way to keep picks within reach.", "positive_items": ["B07GFH8NTB", "B00O9N4ZFU", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0c90f1be6d001f425666a11", "partition": "shared_train", "query": "I\u2019m starting to learn acoustic guitar and want a comfortable instrument, durable picks for practicing strumming, and an easy one-handed capo so I can play songs in different keys without retuning.", "positive_items": ["B00CPLODUU", "B0002D0CEO", "B000P4S5OE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0dbda10dbd0a3bb7c86e0cc", "partition": "shared_train", "query": "I\u2019m upgrading my acoustic guitar for better playability, intonation, string contact, and tonal response, while also adding a comfortable, durable strap for rehearsals and live playing.", "positive_items": ["B0043NP2P8", "B002NM2T48", "B0C2YZB21R", "B07BS2JXBP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0dd5ec0e63398f1473e8b42", "partition": "shared_train", "query": "I\u2019m organizing a community singalong and need a compact box drum for the main beat, several handheld tambourines for participants, and a larger double-row jingle tambourine for strong rhythmic accents.", "positive_items": ["B077MTNBK6", "B09PRQ6QF1", "B089MBVWB3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0eb4e5f638c9414ffc98d2f", "partition": "shared_train", "query": "I\u2019m getting my tenor sax ready for regular jazz rehearsals and need fresh reeds, a secure folding stand, and a flexible neck-cleaning solution to keep it playable between sessions.", "positive_items": ["B07TJ9TXCP", "B0BK6T5BSM", "B07NDFJDBV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0ed06154bf2601ebe9809fe", "partition": "shared_train", "query": "I want to record a polished home demo with electric guitar and vocals, using a computer-based setup that captures both instruments clearly and connects the microphone reliably.", "positive_items": ["B001EKECC2", "B07JNKY9T8", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e0f194e923c7f61a2e01e09c", "partition": "shared_train", "query": "I\u2019m putting together a small live-band recording setup and need a clean way to connect guitar and bass, run multiple microphones over long distances, and keep stage-to-mixer connections organized with reliable balanced audio routing.", "positive_items": ["B07S1CPZ3R", "B00ZV7T95E", "B00356J8KE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1032e5f3e0fdef83030ff02", "partition": "shared_train", "query": "I\u2019m preparing for a recording session alternating between electric guitar and mandolin, and need comfortable light-gauge strings that retain their tone plus a precise pick for fast, clearly defined playing.", "positive_items": ["B075VPGJCX", "B07DWY44X8", "B07DWY7R2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e10bb507e871a69b887f38db", "partition": "shared_train", "query": "I\u2019m restoring a Les Paul-style electric guitar and need a black replacement bridge, chrome pickguard mounting screws, black 0\u201310 control knobs, and compatible A250K volume and tone potentiometers.", "positive_items": ["B01D2GAKV2", "B07D78R96K", "B00WASDYAS", "B008YTY9EC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e10d1219b2dc0069c0d84f55", "partition": "shared_train", "query": "I\u2019m setting up for regular acoustic and electric guitar practice and small performances, and need comfortable support, reliable picks in different tones and gauges, plus convenient ways to keep them accessible and stocked.", "positive_items": ["B00CIO6BEA", "B074WXM13T", "B01K1EJQ9U", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e10ec640edb76fa2fa4d465b", "partition": "shared_train", "query": "I\u2019m upgrading my acoustic guitar\u2019s bridge pins and setting up a stable, adjustable microphone position to record a solo performance at home.", "positive_items": ["B0BR2KL6QL", "B0179C3V7K", "B0731K3M6Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1158a55e50a3220276dca48", "partition": "shared_train", "query": "I\u2019m restoring and setting up a five-string banjo for regular bluegrass practice, and need a replacement bridge plus comfortable thumb and finger picks that provide clear, bright articulation while I play.", "positive_items": ["B01AA6B09I", "B07MXR1119", "B07KB9QBQ1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e128f32f77dd3c38d977e867", "partition": "shared_train", "query": "I\u2019m assembling a compact drum setup and need a quality snare, a way to mount an additional cymbal arm, and stable counterbalancing for an extended stand arrangement.", "positive_items": ["B07DLYDP6V", "B08L3DGQ6S", "B07TMJX85D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e12f75904b16fa6716d5f67c", "partition": "shared_train", "query": "I want to refresh my guitar for slide playing: add a removable decorative inlay to cover a small blemish, use a comfortable brass slide for bright tone, and keep the instrument precisely tuned with a clip-on chromatic tuner.", "positive_items": ["B07P1B8Z94", "B0002D0EM4", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e14968041c3f9572a73195bd", "partition": "shared_train", "query": "I\u2019m preparing for a fingerstyle acoustic guitar performance and need reliable pitch checking, comfortable hands-free support, and adjustable metal finger picks for precise string control.", "positive_items": ["B074JNWHZ4", "B000NGVQKO", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e14d3bd82baa85061a5c000e", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record guitar or bass wirelessly, practice with programmable drum and bass backing, and capture everything through USB for polished demo tracks.", "positive_items": ["B000P3WE60", "B077Z9HF27", "B072275LG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e14ee3fe2076ae59f0a162d4", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for lessons and gigs and need a protective hard case plus comfortable picking tools for practicing different techniques.", "positive_items": ["B097Q9W8MW", "B076H8Y76J", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e164d9ca4054c449574a80b8", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic set and need to keep my guitar in tune, sing through a handheld vocal microphone, and connect everything reliably to stage equipment with enough cable length for a flexible setup.", "positive_items": ["B07Q5G54XF", "B076WWQ4WT", "B00NPAMDQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-e16f1fd8db79802cd4fa594e", "partition": "shared_train", "query": "I\u2019m preparing a small bluegrass jam recording and need to refresh the banjo, connect a guitar to the audio setup, and run a microphone from the performers to the mixer without adding unnecessary gear.", "positive_items": ["B017MURO6S", "B0057YBE18", "B00L9R9YVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e174bfaa19287921d3de26c9", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar practice and home-recording rig with flexible effects, USB recording, reliable connections to my laptop and studio gear, secure strap attachment, and plenty of durable picks for playing and rehearsing.", "positive_items": ["B0BG95DG2H", "B00H35YIJE", "B01DE4DPSC", "B01DE4DEGK", "B01DE4DTAG", "B00266N6L6", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-e18d56ab16bb434e4c05d5f6", "partition": "shared_train", "query": "I\u2019m setting up a small home session to record guitar demos, so I need comfortable tools for playing, an interface to connect the guitar and microphone to my computer, and closed-back headphones for monitoring without bleed.", "positive_items": ["B0BKZ3GCGR", "B07K2J841D", "B005OZE9SA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e18e2687bb4f33c54606d99c", "partition": "shared_train", "query": "I\u2019m restoring my Les Paul for regular gigs and need a curved chrome output jack plate, a secure strap-retention setup, and a durable recycled-material guitar strap.", "positive_items": ["B004MNCKUY", "B00H35YIJE", "B00C9UMETO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e199a750bba31e812d5c1ac5", "partition": "shared_train", "query": "I\u2019m preparing two guitars and my amp for a polished home recording session, with quick switching between instruments, highly accurate tuning, multitrack recording, and safe cleaning and conditioning for the guitars, amp, and cases.", "positive_items": ["B015XDJB9E", "B00B9060X6", "B0B3VR19HS", "B0B81MPBTB", "B000FKIPE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-e1a2c514c2ec0bd453c1fd0f", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar-and-ukulele performance and need a stable elevated setup for my amp, a safe place to rest the smaller instrument between songs, and a quick scratch-free way to change strings beforehand.", "positive_items": ["B08FC4P2F6", "B07SZLB9GM", "B0C3LKJXFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1a93e84d10499a2dd790b53", "partition": "shared_train", "query": "I'm starting to learn mandolin and need a complete beginner setup with the instrument, a comfortable way to hold it while playing, and flexible picks for practice.", "positive_items": ["B06XV6L3T2", "B0B8LYBTXZ", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1ab4bddb7e52c44724d9c30", "partition": "shared_train", "query": "I\u2019m setting up a new high-end nylon-string guitar for home use and want a complete care setup that protects it in its case with automatic humidity control and phone monitoring for temperature, humidity, and impacts.", "positive_items": ["B0BPKTYTPQ", "B0BKZ2W81F", "B08941XLHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1abf4e47b3c33ec36506e8f", "partition": "shared_train", "query": "I\u2019m organizing a small live acoustic performance and need a setup to safely suspend compatible PA speakers, hold two stage microphones on one stand, amplify a string instrument, and clearly capture the singer\u2019s vocals.", "positive_items": ["B06W9NGW7Z", "B0B59363YK", "B007D2R858", "B07BYCS2V3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1b13fae4de5ecfecf2ac127", "partition": "shared_train", "query": "I\u2019m recording a simple bass-and-vocal demo at home and need an easy-playing short-scale bass setup, hands-free support while performing, clean USB computer input, and protection for my handheld vocal mic.", "positive_items": ["B091MZPYBQ", "B01E6T56CM", "B07D4SR8GZ", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1b5a3404a2f951ee3aa6536", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for more reliable tuning and a fresh setup, while building a versatile pedalboard with precise frequency shaping and classic overdrive for rehearsals and live playing.", "positive_items": ["B085F3XC2C", "B01N0LZSGN", "B00S5WRW6U", "B09G5MLJ79"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1b981c05dddea765d40b730", "partition": "shared_train", "query": "I\u2019m setting up a small live acoustic performance and need a stable elevated PA setup, a reliable wireless bodypack link for the performer, a long guitar-to-stage cable, and clean isolated connections into the sound system.", "positive_items": ["B01448UA08", "B0C3H69ZJ5", "B000B85FV0", "B00GXNNU6E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1bbad0c5daa673416f6ee99", "partition": "shared_train", "query": "I\u2019m setting up a compact recording session for vocals and an instrument, needing separate dynamic microphones and flexible hardware for precise mic positioning.", "positive_items": ["B08HQQLWWL", "B0CB98SMQR", "B00S9WSNWS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1c5b35fe5533ca61c68dc2d", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for my 12-string acoustic guitar, and need warm-sounding strings, flexible picking options, an easy one-handed capo, plus a desk-mounted vocal microphone and monitoring headphones for recording song demos.", "positive_items": ["B0C5BMZ1K9", "B09NWCD36N", "B00H4PEMM6", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1d2411e6b089a53d22fa1ef", "partition": "shared_train", "query": "I\u2019m setting up a vocal recording rig and need stable adjustable microphone placement, vibration isolation for a large-diaphragm condenser mic, and protection from vocal pops.", "positive_items": ["B017NT392Q", "B07PSWC1XY", "B00C86FA0E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1e190e863fdf9d663547a2e", "partition": "shared_train", "query": "I\u2019m putting together a versatile drum practice setup and need hearing-isolating headphones, a ride with clear stick definition and bell, plus retractable brushes offering different textures and projection.", "positive_items": ["B0002F519I", "B0027UOIR2", "B09NYGRGZG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1f99ca0ba9099e17256a2f0", "partition": "shared_train", "query": "I\u2019m building a compact computer-based music production setup where I can play piano parts with sustain, program drum and sample patterns, and record several audio sources simultaneously through a multichannel interface.", "positive_items": ["B07CYRYQ8G", "B00WU6FDOK", "B07CZ8QC27", "B0BLJSQF7R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e1fc69454d62a5868b360f86", "partition": "shared_train", "query": "I\u2019m getting my bass ready for rock gigs: restore its missing control, add a durable adjustable way to carry it, and ensure the strap stays securely attached while I play.", "positive_items": ["B0B8Z2T4PS", "B00HZH4D04", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e200c8629bf5444916cf1c75", "partition": "shared_train", "query": "I\u2019m restoring and setting up my Stratocaster, and need a safe padded workspace, protection for my fret-measuring tool, and a white 11-hole pickguard for the three single-coil pickups.", "positive_items": ["B07YK57N2M", "B08T2DMFKD", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e216011df8d114171ba51d74", "partition": "shared_train", "query": "I want to restring my electric guitar for a colorful stage look, mixing bright coated strings in a light 9-gauge setup for comfortable playability, clear tone, and longer string life.", "positive_items": ["B001A648VA", "B0BTM214XN", "B014P3FCQO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2315dce071c575613bb180d", "partition": "shared_train", "query": "I\u2019m preparing a guitar performance and home recording setup that lets me switch quickly between standard, open, and partial tunings while keeping a stable boom-mounted microphone positioned hands-free.", "positive_items": ["B0812944LM", "B009L4VZ3C", "B071G734F5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e232083b70fecc713cd94ab1", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need to improve its string setup, add a more secure strap connection, and clean up the instrument\u2019s finish.", "positive_items": ["B0B29N7VC8", "B07J5FVQNT", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e249ec076b3913781025546d", "partition": "shared_train", "query": "I\u2019m building a versatile Latin percussion setup for recording and live performances, with contrasting woodblock accents, refreshed bongo heads, hands-free castanet rhythms, a quick splash effect, and a mountable snare timbale for crisp fills.", "positive_items": ["B0BF3B8SC8", "B0002F7K92", "B0006B0MIS", "B0002F7K9W", "B00HJOTMT0", "B0C61Y9VMZ", "B0B4RX7PGZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e253f6d9c1f194fe759b050e", "partition": "shared_train", "query": "I\u2019m preparing a live electric-guitar setup and need smooth foot-controlled volume swells for passive signals, a dependable quick-release strap connection, and sturdy 2mm picks for precise playing.", "positive_items": ["B00HU25WSQ", "B0B1989GQS", "B00H7Y2X8O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e25b47b207e59532df43fcb9", "partition": "shared_train", "query": "I\u2019m setting up a small live music and speaking event that I can also record, so I need elevated full-range sound reinforcement plus a versatile high-quality microphone setup with protection from vocal pops.", "positive_items": ["B003R1GMGA", "B08T2N27DG", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e266c1d24f26c85eaa883545", "partition": "shared_train", "query": "I want to refresh my acoustic guitar by cleaning and conditioning the body and fretboard, replacing the strings efficiently, then using a removable fretboard guide and beginner scale lessons to practice afterward.", "positive_items": ["B094DPQ3VW", "B0002CZSK8", "B0928FM4T3", "B09M78T485"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e269993b17848e9ecbd3b842", "partition": "shared_train", "query": "I\u2019m refurbishing my 13-inch snare and need a coated replacement head, a quick way to tune it, and removable damping to tame excess ring for rehearsals and gigs.", "positive_items": ["B0016H8S1O", "B0BK6S7QF4", "B0BRSFKQD4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e276c1ad198d20e99e969aa4", "partition": "shared_train", "query": "I\u2019m refreshing my Strat and Telecaster for a home setup: I need compatible replacement faceplates for both guitars, gentle cloths for finishing and regular wipe-downs, and a stable folding stand to keep them accessible.", "positive_items": ["B07WHFKJZZ", "B001L8PIP2", "B018FCZKR2", "B07HGRFG5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e277f2cee5a27490103a65ad", "partition": "shared_train", "query": "I\u2019m restoring an older Ludwig drum kit and need compatible hardware for internal tone adjustment, improved cymbal suspension and isolation, and a refreshed hi-hat setup for more comfortable, controlled playing.", "positive_items": ["B007JW08JA", "B00NZ81ODQ", "B07PLH3Q4G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2863d6a493ae6b52fadeb37", "partition": "shared_train", "query": "I\u2019m learning to play soprano ukulele songs and want a beginner-friendly setup with the instrument, easy tuning, a capo for changing keys, and a gentle felt pick for comfortable strumming.", "positive_items": ["B00WJ3GS16", "B09WVFZPLS", "B06XRN9RNC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e28bec8bdac935f495d53078", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar recording and rehearsal rig and need durable, precise picks, a pedal that can add anything from clean boost to smooth overdrive, and balanced cables for connecting my guitar signal chain to studio or live audio gear.", "positive_items": ["B09V915Q6P", "B01LEZVYZO", "B01DE4DEGK", "B09397FWYW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e28ea4e5694028bf7ca281f4", "partition": "shared_train", "query": "I\u2019m organizing a calming, beginner-friendly mindfulness and rhythm session where one person can open with a resonant focus cue, while participants add simple shaker rhythms and lively hand percussion together.", "positive_items": ["B0002F79E8", "B0002F5C7Y", "B09WW1X2NB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e29d623151104c56a213aabe", "partition": "shared_train", "query": "I\u2019m rebuilding an electric guitar with active humbuckers and a Floyd Rose tremolo, and need quieter heavy-duty springs, a brass sustain upgrade, reliable solderless wiring, replacement mounting hardware, and neat covers for any wiring-access cavities.", "positive_items": ["B00HP6FD7C", "B00EARIIRG", "B078PG7NBY", "B0BN6YMN28", "B00XQCAYVO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e29e1b43c208deaf3b696658", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar lesson and open-mic setup, so I need a padded way to transport a 3/4-size guitar, several secure display stands, and convenient places to keep standard picks within reach.", "positive_items": ["B01K1EJQ9U", "B07VWSB34H", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2a3532eed1bfba2cdef4b3e", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for live percussion work and need to add sharp cowbell accents, protect the bass drumhead for double-pedal playing, and precisely tune the drumheads for a consistent sound.", "positive_items": ["B09RBFKS1X", "B09LJ2796G", "B0BKZ6M28F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2a361fd8ade97d4ee58aadd", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for home practice and recording, so I need fresh strings, a comfortable adjustable strap for playing standing up, and a way to route stereo audio from my laptop into two quarter-inch inputs.", "positive_items": ["B01H0PACWI", "B0069P9ID0", "B07FYR9T92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2a68b2890f1cbafc5bec9b7", "partition": "shared_train", "query": "I\u2019m preparing for a small live vocal performance and need a reliable wired vocal setup, protection from wind and moisture, a long XLR connection, and a durable way to carry my stand and accessories.", "positive_items": ["B0B59363YK", "B0192JRA2A", "B091MZPYBQ", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2ac2e39c9314878ee5450c6", "partition": "shared_train", "query": "I\u2019m putting together a compact bass rehearsal setup with my laptop, and need a way to route stereo audio to my amp or mixer, safely park the bass between songs, play comfortably, and keep a drink nearby without risking spills.", "positive_items": ["B01H0PACWI", "B001D2TPZU", "B000ARHBN2", "B0B2ZTFJNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2ae50c7161f8f42a04dcd40", "partition": "shared_train", "query": "I\u2019m setting up an electric-guitar rehearsal station and need a way to attach and secure the strap, safely store the instrument, play with precise durable picks, and connect my amp to a speaker across the room.", "positive_items": ["B0C5PRQ9K6", "B095ZYYZ7R", "B015GOFD1U", "B01LXTBO7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2af0f092d9fd8cfb4fdb262", "partition": "shared_train", "query": "I\u2019m refurbishing my guitars and bass for a studio session, with fresh strings for both, a spare bass string, upgraded locking tuners, replacement pickguard hardware, and tools to adjust the neck and check fret leveling.", "positive_items": ["B09M7P8SBH", "B07D5W5X3Z", "B075B488QH", "B01BQM93QW", "B07FL9G2J2", "B01KJQ12YW", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2b044096e9a474a47406f3b", "partition": "shared_train", "query": "I\u2019m getting ready to play my six-string acoustic at casual singalongs and need comfortable shoulder support, a selection of pick feels, and a quick way to change keys without retuning.", "positive_items": ["B0BJF97MDV", "B00IPH8MD2", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2b2247770353fe9f7268460", "partition": "shared_train", "query": "I'm preparing for a small acoustic guitar and singing gig and need comfortable hands-free playing, flexible strumming options, quick key changes, a safe way to change strings without damaging bridge pins, and protection for the handheld vocal mic.", "positive_items": ["B09RJZSQML", "B091MZPYBQ", "B0B8LK7MTH", "B0C3R6T7K6", "B001RMH6JS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2b6e292516d1c9909e2c9d2", "partition": "shared_train", "query": "I\u2019m setting up for casual guitar practice and small jam sessions, so I need a way to keep my instrument in tune, play comfortably while standing, and securely set it down between songs or during transport.", "positive_items": ["B0BHSG5C3G", "B09V91H5XM", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2bb50013d6497ce1e5683ea", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording and karaoke corner, and need hands-free microphone positioning, a wired dynamic mic with enough cable to move around, and protection from harsh plosive bursts for clearer takes.", "positive_items": ["B019NY2PKG", "B09PH4DV67", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2bc3a6873c02829f566b969", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic guitar performance and need a stable setup for hands-free vocal or instrument miking, quick clip-on tuning, alternate-key playing, and safe storage between songs.", "positive_items": ["B07FZBF5HY", "B00N4ZHQ14", "B0BHSG5C3G", "B000EEHKVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2bd6acbdb91da5befa0c7cf", "partition": "shared_train", "query": "I'm setting up a professional vocal performance and recording rig with two high-quality vocal mic options, a long noise-resistant balanced connection, and adjustable compression for polished, controlled vocals.", "positive_items": ["B074VF3TPL", "B0002H0M7W", "B00GPL38SE", "B097JDV3FW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2bef730c073af1c7f7ca058", "partition": "shared_train", "query": "I\u2019m setting up a retro dance party and need rotating disco lighting plus reliable balanced connections for microphones and a PA system.", "positive_items": ["B0096GVP9Y", "B071QWN5RB", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2c912273ab3b61ee2886f1f", "partition": "shared_train", "query": "I\u2019m recording a home demo song with electric guitar and vocals, and need versatile modulation, warm overdrive, and cleaner vocal takes without plosive bursts.", "positive_items": ["B00O9SV1XO", "B07MQK9168", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2dbe70fd41babe99c0c1393", "partition": "shared_train", "query": "I\u2019m rewiring my humbucker-equipped electric guitar for versatile bridge and neck tones, adding a suitable volume control, and want an easy USB setup to record the finished instrument into my computer.", "positive_items": ["B006KW37ZW", "B0B58HH8XN", "B01E6T56CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2ec1ca57c8eaf592270b001", "partition": "shared_train", "query": "I\u2019m putting together a small jazz saxophone performance and need reliable alto sax reeds in multiple jazz cuts plus an adjustable stand to elevate the PA speaker for the audience.", "positive_items": ["B00TH49ZZ6", "B00T3GL2XQ", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2f4958be9c1ab01e29a6f0c", "partition": "shared_train", "query": "I\u2019m setting up an electric-guitar practice corner and need fresh light-gauge strings for clear tone, a comfortable adjustable way to carry the guitar, and safe wall storage that won\u2019t scratch its finish.", "positive_items": ["B071913YPG", "B074KSDLQS", "B0043UVY30"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2f890d345134b7dceec7dac", "partition": "shared_train", "query": "I\u2019m getting my 12-string acoustic ready for a gig and need a complete setup for restringing it, securing the new strings, playing comfortably onstage, and quickly changing keys during the set.", "positive_items": ["B074WXM13T", "B0BTC9YJ2W", "B00H4PEMM6", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e2fd1d4c9f102ce964369de5", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup by installing a chrome hardtail bridge, adding removable pearl-style fretboard and headstock accents, and rewiring a vintage effects pedal for true bypass with an LED status control.", "positive_items": ["B0BMYZ3GWW", "B00XHGVHL0", "B0BG537W2P", "B0B5GX87XQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e302f5a1cf06f7673c558bbe", "partition": "shared_train", "query": "I\u2019m refreshing my Fender Stratocaster practice corner: I need hardware for the guitar\u2019s output-jack opening, a way to practice vintage-style AC30 tones silently through headphones, and a secure adjustable wall display.", "positive_items": ["B000ZMYRJS", "B08DM9NFLH", "B0B81D5BB4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3031b9b4386ad862664239e", "partition": "shared_train", "query": "I\u2019m building a compact home electronic-music setup and need to connect MIDI gear, blend several mono and stereo instruments, and monitor the resulting mix accurately through studio headphones.", "positive_items": ["B07SRDVZSL", "B01H8E52QM", "B07215MFNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e308f06db5bd1f24469e2a5e", "partition": "shared_train", "query": "I\u2019m restoring and setting up a Strat-style electric guitar, replacing worn neck and string-guiding hardware and the pickup selector, then tuning it with fresh strings and keeping the finished instrument organized for practice.", "positive_items": ["B01E5MWHC2", "B01K11EASU", "B0BZJNPDJS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e30b2c46f916c830cd1083c5", "partition": "shared_train", "query": "I\u2019m upgrading and restringing my six-in-line electric guitar, and need a reliable tuning-machine setup plus the right tools to remove the old strings, install the new ones, and get everything tuned securely.", "positive_items": ["B08R5GM6YB", "B09G5KLKX2", "B0C61ZTFW9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e30b3330a5d1ba13a249969e", "partition": "shared_train", "query": "I\u2019m putting together a guitar rehearsal rig and need dependable clip-on tuning, a long cable for connecting my instrument, and versatile distortion that can handle rhythm, lead, or boosted solo tones.", "positive_items": ["B0002MSQVQ", "B00RX5HQS4", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e30d45cf78029b38cafb7306", "partition": "shared_train", "query": "I\u2019m building a guitar effects rig and need dependable amp-to-cabinet wiring, convenient pedalboard audio access, and expanded expression control for shaping multiple effects during performances.", "positive_items": ["B0BT2X23ZH", "B009VGPZJ0", "B0744PJMH3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e30f7575e469f32284c819fc", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar with worn frets and a damaged bridge. I need replacement fret wire and a rosewood bridge, plus tools to measure neck radius and string action, protect the fingerboard, remove bridge pins, and shape the new frets.", "positive_items": ["B0B2K63HSG", "B096X3CM3N", "B085HJ4C6X", "B07DXK877N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3104c2f455625b49c59a5d9", "partition": "shared_train", "query": "I\u2019m setting up a home acoustic guitar practice station with a reliable instrument, a secure stand for two guitars, and protected storage for my metronome tuner.", "positive_items": ["B09JMYM88H", "B071S7LXQY", "B08HJ7M59L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e311ec24df51ead37f21b4ec", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar rig for rehearsals and small gigs, with flexible cable runs, pedalboard power, a precise tuner in the signal chain, and a clip-on backup for quick silent tuning.", "positive_items": ["B0032UYIQM", "B0032UYJ98", "B015HG82EW", "B00IFOTSJW", "B07DK59QNR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e31a2d14536cb91451cc9b07", "partition": "shared_train", "query": "I\u2019m setting up a guitar practice space for playing DADGAD arrangements, with a secure way to hang the instrument between sessions and a strap that locks on reliably while I play.", "positive_items": ["B00QXF3RPG", "B091HDS99K", "B09BS25NJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3321c32fd2e130756b1ae39", "partition": "shared_train", "query": "I\u2019m refurbishing an electric guitar for slide playing and expressive rock tones, and need stable tuning, comfortable support while standing, a smooth-toned slide, and swirling vintage modulation for practice and performance.", "positive_items": ["B0BKR2ZM9X", "B0B8M2Q1DS", "B004FEBS8K", "B095ZXXS1R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e33a17b205baacacffe8c002", "partition": "shared_train", "query": "I\u2019m putting together a compact pedalboard for recording funky guitar parts, with fast accurate tuning, expressive dynamic wah tones, and warm analog echoes for leads and rhythmic textures.", "positive_items": ["B077GH8LF6", "B015XDJB9E", "B071J4FTK3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e346a9a1ca08ebd7822432f7", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and small gigs, and need reliable heavier-gauge strings, comfortable picks, and a secure strap with somewhere handy to keep extras.", "positive_items": ["B00CIO6BEA", "B074WXM13T", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e347f3d1e6c1039b610b5655", "partition": "shared_train", "query": "I\u2019m putting together an affordable beginner drum kit for practicing and small performances, and need a matched core cymbal setup with versatile accents for bright, quick splash effects.", "positive_items": ["B0011380UC", "B005GBWAX8", "B005GBW4I4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e34bb7ed86be162b9512778b", "partition": "shared_train", "query": "I\u2019m restoring an older acoustic folk guitar and need compatible hardware for reliable tuning, a properly fitted bone nut and saddle, and replacement bridge pins to finish the setup.", "positive_items": ["B01CHXPOHG", "B089DJ246S", "B078WLKYZZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e34f62987991876591621d5c", "partition": "shared_train", "query": "I\u2019m putting together a small live sound setup and need a powerful rack amplifier, a reliable XLR-to-RCA connection, and a portable 12-inch stage monitor for clear performer audio.", "positive_items": ["B071GLV9KT", "B08YNQZDKN", "B08GDK71H8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e35972bf0fc946fd21e55277", "partition": "shared_train", "query": "I\u2019m setting up a compact home music room for regular saxophone and violin practice, with a reliable tempo reference, a padded floor stand for the sax, and secure wall storage for the violin and bow.", "positive_items": ["B001EEO8IQ", "B07DLBJKMR", "B0CDGCJ573"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3680fe4bea6696a690193be", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar practice setup and need heavier-gauge replacement strings, dependable picks, a long cable, and a small amp for home or travel.", "positive_items": ["B0BT8FDL8B", "B01DE4DPSC", "B0BKZ3GCGR", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e368708dd9e5fac181089d04", "partition": "shared_train", "query": "I\u2019m assembling a portable live music setup for small gigs, with comfortable guitar support, reliable connections between my MIDI gear and controller, and a padded carry bag that can also hold the audio cable and accessories.", "positive_items": ["B092LF6RLS", "B01H8E52QM", "B01FX69CHW", "B01NAZMWZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e37d94babefc3e6183fe28fd", "partition": "shared_train", "query": "I\u2019m rewiring my 9-string electric guitar with vintage-style components, adding a smooth audio-taper control, and replacing the old strings for a complete tone and playability refresh.", "positive_items": ["B0B7C52N2F", "B0B8F6LD9F", "B003WUK0XW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e38019b811683750d617793c", "partition": "shared_train", "query": "I\u2019m recording a 12-string acoustic cover with vocals in my home studio and need warm, balanced strings, a sensitive condenser mic for singing, and accurate headphones for monitoring the performance.", "positive_items": ["B09B45DLQG", "B0C3BSXX6N", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e39d3abd166114ec1e3a4005", "partition": "shared_train", "query": "I\u2019m filming a small live stage performance and need subtle atmospheric haze to reveal the lighting, plus a directional microphone and compact carrying workstation for recording clean dialogue and ambient sound on location.", "positive_items": ["B008ENR7RY", "B07F7MT8RF", "B000ZLOGCC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3a77fb002f37737dde220c6", "partition": "shared_train", "query": "I\u2019m preparing a small electric-guitar-and-drums rehearsal recording and need reliable strings, grippy picks, suitable sticks, and a stable compact stand for positioning a microphone in a tight practice space.", "positive_items": ["B0BPJ4Q6FJ", "B0BKZ22NHL", "B09S2VB3KW", "B005M3BJZA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3b022e15c1b96ba587a1c29", "partition": "shared_train", "query": "I\u2019m preparing a small guitar showcase and need supplies to restring a seven-string electric guitar, quickly change keys on a nylon-string classical guitar, and add colorful uplighting for the performance area.", "positive_items": ["B07CL6Y82R", "B005ES7VSW", "B098KXQJVY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3b38c5620a1b1837acff3ec", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsal and need to restring it, tune it accurately, connect it to an amp, and play comfortably while keeping spare picks handy.", "positive_items": ["B002KCWM2U", "B06XB3FQKB", "B074WXM13T", "B0BKZ3GCGR", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3b97356dc809118eb8f0fa0", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic and electric guitar performance setup and need safe stands for several instruments, reliable playing essentials, quick key changes, and a convenient way to keep picks accessible while performing.", "positive_items": ["B0BXT384GR", "B0BKZ3GCGR", "B08JMQR2JK", "B01MRJUB7Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3ba01b1c66c554148c1dc60", "partition": "shared_train", "query": "I\u2019m setting up a vocal rehearsal space and need a stage microphone with its XLR connection, plus a pendulum metronome to keep my singing practice in time.", "positive_items": ["B001HYROHA", "B072PQT2DM", "B0B59363YK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3c28fd8a893e6a2bbd69b4e", "partition": "shared_train", "query": "I\u2019m putting together a versatile electric guitar rig for rehearsals and small gigs, with a responsive solid-body instrument, dedicated overdrive for classic drive, and flexible multi-effects for switching between complete tones.", "positive_items": ["B07HCSYQV1", "B00HV8F694", "B0002CZVAK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3cce238ef6d466d30156329", "partition": "shared_train", "query": "I\u2019m starting electric guitar lessons and need a beginner-friendly setup to learn classic sounds, tune accurately, practice through clean or overdriven tones, and play along with songs quietly at home.", "positive_items": ["B07D4PXSFG", "B0BT862N4P", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3d84b07a830d8f1899177fa", "partition": "shared_train", "query": "I\u2019m refreshing my six-string acoustic guitar for regular practice and casual performances, and need long-lasting replacement strings, an easy-to-adjust capo for changing keys, and a selection of picks to find a comfortable playing style.", "positive_items": ["B00BESRB8Q", "B00IPH8MD2", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3d96a0e8c8042c3a7fc9613", "partition": "shared_train", "query": "I\u2019m refurbishing and properly setting up my Strat-style electric guitar: I need heavier-gauge nickel strings, replacement five-way selector switch tips and caps, plus accurate tools for checking neck relief, fret consistency, string radius, and action.", "positive_items": ["B075SVNSW2", "B0BSGM6CQ9", "B092M375FP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3df68d3c6ffb5abb9256821", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular gigs and want a setup that keeps it accurately tuned, lets me change strings quickly, and secures the strap safely during performances.", "positive_items": ["B096K2LZKH", "B00646MZHK", "B008BPI2OW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3e1cd16242fcdb9a90a876c", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar rig for rehearsals and small gigs, needing a versatile solid-body instrument, reliable connections to PA speakers, and a protective hard case for transport.", "positive_items": ["B07MC4XF9G", "B00PYVNGV0", "B0BFL6W356"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3e59ecd1983ca6f99bb62e7", "partition": "shared_train", "query": "I\u2019m setting up a compact home acoustic-guitar recording session and need fresh strings for a clear, balanced tone, plus two stable adjustable microphone positions\u2014one low-profile for desktop vocals and another portable stand for miking the instrument.", "positive_items": ["B0002D0CAI", "B00D4AGJ3U", "B0BZ5QTMKT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3f11c3f44e846445b023143", "partition": "shared_train", "query": "I\u2019m preparing a small live rock show and need to restring my electric guitar, mount a microphone on the drum rim, and reduce vocal wind and popping noise.", "positive_items": ["B07N3146QF", "B006BST39E", "B09G5KLKX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e3f74759ad52cb82c1b6e85f", "partition": "shared_train", "query": "I\u2019m building a compact home songwriting rig to record guitar and keyboard parts, trigger beats, sustain keyboard notes hands-free, and move comfortably while playing guitar. I also need reliable instrument connections and simple tools to keep my guitar, strings, and fretboard clean.", "positive_items": ["B093YLCJVH", "B09RN7GR8F", "B00RVE9X06", "B0B2Z13RCR", "B0C5Y549L5", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4026da6999cfb7f9b16ee38", "partition": "shared_train", "query": "I\u2019m putting together a compact rack-based music practice setup and need reliable tempo patterns for rehearsing, a standard 5-pin MIDI link between instruments, and a ventilated shelf for non-rack gear.", "positive_items": ["B07PYQM5RY", "B0007OGTGS", "B01DK43HMK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e40c72f6e8b8bd6ceaa260db", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a USB interface, clean vocal protection, a balanced 1/4-inch connection between audio gear, and closed-back headphones for accurate monitoring while tracking.", "positive_items": ["B01M5CXH65", "B01E6T56CM", "B015XTFNP4", "B07H5HM6F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e41567425bfbd5b96cdfe1ab", "partition": "shared_train", "query": "I\u2019m setting up a small fingerstyle acoustic guitar corner and need mellow, low-tension strings for my 12-string, a safe wall-mounted way to store several guitars, and a handy tool for restringing and routine string changes.", "positive_items": ["B079T9KWGQ", "B00LTDOL02", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e416cefc8b012b0038d2b29d", "partition": "shared_train", "query": "I\u2019m setting up a comfortable drum practice station with supportive seating, back support, and quick access to several pairs of sticks during rehearsals.", "positive_items": ["B06XWMLT5W", "B06X9QRQ71", "B07NDLJJSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e417f6eb8fc4da5a33446809", "partition": "shared_train", "query": "I\u2019m building a consistent acoustic guitar practice routine and need tools for precise picking, gradually strengthening my fretting hand, and keeping the instrument protected from dry air between sessions.", "positive_items": ["B01N1WH6MG", "B07M7X4QYH", "B075M9PDWW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e41e907813bfd1afe58e51a3", "partition": "shared_train", "query": "I\u2019m restringing and setting up my Floyd Rose electric guitar, so I need long-lasting light-gauge strings, a tool for winding and trimming them, and blocks to keep the floating bridge level during the work.", "positive_items": ["B08R5GM6YB", "B075XDB1D8", "B095XVTR2X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e41fbf00b68d2673485f8f96", "partition": "shared_train", "query": "I\u2019m building a compact hybrid drum-and-cajon setup for live Latin percussion, with high- and low-pitched block sounds, mounted tambourine and cowbell, adjustable 3/8-inch hardware, foot-operated cajon accessories with a soft beater, and protection for a double-pedal bass drum head.", "positive_items": ["B005CZIJJC", "B0BKRXF997", "B081J227ZS", "B0002E1VUM", "B00DDXL7O4", "B0BKZ6M28F", "B0111NYPS2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4254d70d198c24a612c200d", "partition": "shared_train", "query": "I\u2019m building a live-band rehearsal and recording setup that needs a powerful tube amp, organized rack mounting and signal patching, reliable balanced microphone and stage connections, and protected storage for four wired mics.", "positive_items": ["B00JQYV8BQ", "B0044ZIWTI", "B00O5ELFU6", "B007KZQND6", "B000CZ0RII", "B094DT88S9", "B07KZ9VXS2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4257e91657935de57e64501", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a stable adjustable boom setup, protection from wind and moisture on a handheld mic, and a way to connect two female XLR ends.", "positive_items": ["B0C5LYJXLR", "B091MZPYBQ", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e42866ff5a7a83709102c97a", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for rehearsals and need reliable connection, easy tuning, and comfortable hands-free support.", "positive_items": ["B015HG7HMA", "B09V91H5XM", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e42dd80a83a28e9371ed8d61", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal station and need secure padded places for several instruments, a heavier electric-guitar string set for a powerful, clear tone, and convenient holders so picks stay within reach.", "positive_items": ["B09G5QS1VD", "B01K1EJQ9U", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e43303c080db4196efd59d25", "partition": "shared_train", "query": "I\u2019m restringing my acoustic guitar and want long-lasting light-gauge strings, an ergonomic tool for winding, cutting, and removing bridge pins, plus a variety of medium-to-heavy picks to try while I practice.", "positive_items": ["B07GFH8NTB", "B08R5GM6YB", "B08BSFDY99"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e437c7527b594782beac5141", "partition": "shared_train", "query": "I\u2019m refurbishing a Tele-style electric guitar with a mini-humbucker and need to protect the pickup area, restore the string-through hardware and controls, finish the output connection, and test the wiring from a distance.", "positive_items": ["B081T5GXGT", "B07YDN9QPM", "B0BXSYL7S4", "B09BC7S81F", "B004MN7WFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e448790037823cf6e8612e30", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup and need heavier-gauge nickel strings, a way to change them quickly with a cordless screwdriver, and secure wall storage that protects the instrument\u2019s finish.", "positive_items": ["B07CTD883P", "B008BPI2OW", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e463bddc5e717d170587d28e", "partition": "shared_train", "query": "I\u2019m preparing a compact hybrid-drum and bass rig for rehearsals and small gigs: I need reliable bass strings, a sensitive kick trigger, closed-back monitoring, modular signal processing, a way to verify my cables, and a secure stand-mounted drink spot.", "positive_items": ["B0BR2VTYT9", "B077TD2QSQ", "B07YM5ZHS9", "B0BX8G8VPK", "B0009FJ1NS", "B0889C84KX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e46719c590c2eeafe704d27c", "partition": "shared_train", "query": "I\u2019m building a mobile live-sound rack for small performances and need a ventilated rolling enclosure, a shelf for non-rack equipment, lockable accessory storage, and long balanced XLR connections between microphones and the mixer.", "positive_items": ["B00514H5EE", "B00X8MTF8A", "B0002DV0D6", "B0007OGTGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e47bde4143f9b50ee5e433b2", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a compact mixer, elevated support for my PA speakers, and several rugged vocal microphones with adjustable floor stands for singers and presenters.", "positive_items": ["B07XW3F5H5", "B0B31RCL2G", "B0C4XQ496G", "B08NVVLB16", "B07NSWD8BR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4837d712ff4e0a3388e02e5", "partition": "shared_train", "query": "I want to record a beginner-friendly ukulele performance and spoken tutorial at home, so I need a concert ukulele with basic learning and carrying accessories, plus a USB microphone and pop filter for clearer vocals and instrument audio.", "positive_items": ["B08MWVX9JD", "B09G9DVTD3", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e492839c06a0be4689a43f85", "partition": "shared_train", "query": "I\u2019m preparing a left-handed acoustic guitar performance recording and need easier bridge maintenance, comfortable hands-free playing, reliable large thumbpicks, adjustable microphone placement, and a rugged way to route several clean microphone signals from the stage to the mixer.", "positive_items": ["B0771W71KG", "B07KBBN7MX", "B07226MCY6", "B019NY2PKG", "B00IKVD02G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4ab12ca7513faa323ea7253", "partition": "shared_train", "query": "I\u2019m assembling a versatile percussion setup for a live Latin-inspired ensemble, with bright rhythmic accents, handheld shaker textures, and a shimmering sound for transitions and musical cues.", "positive_items": ["B07NKS5QZF", "B002URT2BY", "B09LYNWVPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4ac08a329d39da7dcb94de3", "partition": "shared_train", "query": "I\u2019m getting my mandolin and electric guitar ready for regular playing and need dependable replacement strings for each, plus one compact clip-on tuner that can accurately handle both instruments.", "positive_items": ["B0BPLFP5P6", "B0853X3VDC", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4b2e4617b863d580c3d02c8", "partition": "shared_train", "query": "I\u2019m setting up a simple home station to record acoustic guitar and vocals, and need reliable playing accessories, a padded portable support for the instrument between takes, and a microphone shield to reduce breath pops and improve vocal clarity.", "positive_items": ["B08XYTW5S2", "B015XTFNP4", "B01DZ6FBBI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4bed482caa030381354da5c", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar with heavier-gauge strings and need tools for restringing, plus a reliable capo for checking chords and tuning during the setup.", "positive_items": ["B0BSGM6CQ9", "B00H4PEMM6", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4c731882e91547169bb2778", "partition": "shared_train", "query": "I\u2019m setting up a small home recording studio for vocals and instruments. I need a USB recording hub with microphone inputs, reliable balanced connections, accurate over-ear monitoring, and wall treatment to reduce room reflections while recording and mixing.", "positive_items": ["B01E6T56EA", "B00ATPGNJS", "B01M5CXH65", "B092LF6RLS", "B09B45DLQG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4cbcad74ad9864df2076753", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for an electric-guitar-and-harmonica blues demo, so I need fresh heavier-gauge guitar strings, a reliable way to capture vocals and instruments through my computer, and the basic microphone support and cable setup for clean takes.", "positive_items": ["B01J9MJFU0", "B01FBPC0YM", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4cd4d7024faaa8e18a9f661", "partition": "shared_train", "query": "I\u2019m preparing a small live guitar performance and need fresh strings for both electric and acoustic instruments, a reliable way to send the guitar signal to the sound system, and a stable boom stand for close miking.", "positive_items": ["B0002DUQ72", "B09M7P8SBH", "B017NT392Q", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4d0062f85f731796bf898e2", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar to record layered parts with a bright Nashville-tuned effect, and need suitable high-strung strings, sturdy picks for consistent playing, and an easy way to keep those picks within reach.", "positive_items": ["B09R6KV6QX", "B0BPJ4Q6FJ", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e4f29d60b3370fa8b10862e8", "partition": "shared_train", "query": "I\u2019m restoring a black Strat-style electric guitar and need matching hardware to secure the neck, refresh the output jack and string alignment, and add sturdy strap attachment points for playing it safely.", "positive_items": ["B01LMDLNAY", "B01LKYTQOK", "B01E5MS5MI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e501e2757aacb685c8597fcc", "partition": "shared_train", "query": "I\u2019m setting up an evening guitar practice corner and need a secure place to park my guitar, an easy way to change keys, and focused light for reading chord charts.", "positive_items": ["B00BESRB8Q", "B08VHZ4FFW", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5065deadf37c7a63cc66558", "partition": "shared_train", "query": "I\u2019m setting up a compact three-microphone rig for recording a small live performance, with a stereo mounting bar, four-channel XLR breakout and phantom-power support, plus a shielded EtherCON CAT6 connection between the stage and recording position.", "positive_items": ["B0859QJ79P", "B0002ZO3LU", "B076T8M9Z5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e50c5ff926ca7fc4123d56eb", "partition": "shared_train", "query": "I\u2019m preparing a small live-band rehearsal and need to control snare overtones, reinforce the bass drum head for double-pedal playing, comfortably support my guitar, and make reliable short and long audio connections onstage.", "positive_items": ["B0BM71QK8M", "B0002D0LSG", "B0B95V41NR", "B0BKZ6M28F", "B07226MCY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e50dddb115771b3ba9e2e101", "partition": "shared_train", "query": "I\u2019m preparing my dreadnought acoustic guitar for rehearsals and small performances, and need reliable protection for transport plus easy ways to tune quickly and change keys during practice or live playing.", "positive_items": ["B014L7L5EM", "B00IFOTSJW", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e51c1fbd41e228fbf477b65f", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for bluegrass singer-songwriter gigs and need a simple way to amplify it, handle bluegrass tunings, and play comfortably while standing.", "positive_items": ["B0002E3B78", "B003MQN8LM", "B015HG7F3Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e530ee9d9d70ca33b977fea8", "partition": "shared_train", "query": "I\u2019m doing a careful setup and cleanup on my electric guitar, including measuring string and pickup heights, adjusting hardware without scratching the finish, and polishing away dust before I play it.", "positive_items": ["B0C3Q4Q548", "B01HUCS3YA", "B0BT2Q355P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e532b754f0e920ae93d3e9a9", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice space and need comfortable playing support, reliable picking accessories, and a secure way to hang my instrument when I\u2019m finished.", "positive_items": ["B0B8M2Q1DS", "B0BKZ3GCGR", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e536f71d7632b22855458fa1", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for performing acoustic guitar and vocals, including tools for quickly restringing and tuning, easy access to picks, flexible capo use, and a distinctive stage microphone.", "positive_items": ["B01K1EJQ9U", "B08R5GM6YB", "B01MRJUB7Z", "B00SZT4TTQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5437c6f5b4cff6154ee0d04", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice station with comfortable leg support, a laminated music-theory reference, and an adjustable metronome offering audible or visual beats plus a tuning tone.", "positive_items": ["B0BCL4K9GF", "B07T3GZVMD", "B000E3F0B2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e559dc06e51e2965df9f2d9d", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic jam session and need fresh strings, a comfortable strap for playing, safe stands for multiple instruments between songs, and plenty of picks for everyone.", "positive_items": ["B0BKZ3GCGR", "B0B8M2Q1DS", "B08JMQR2JK", "B015T84WO2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e56134dfad5b447283172a64", "partition": "shared_train", "query": "I\u2019m setting up a home vocal-recording project and need a condenser microphone with phantom-powered connectivity, a USB interface for capturing vocals or instruments, and a pop filter to reduce plosive bursts.", "positive_items": ["B016QUXTZU", "B01878M5JK", "B003VP9VI8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e567bfcef42aac49e10e6e13", "partition": "shared_train", "query": "I\u2019m putting together a compact home studio rack for my audio equipment and need an angled, open-back 8-space enclosure, reliable hardware to mount everything securely, and protected, filtered power for the installed gear.", "positive_items": ["B0002NRTL8", "B00JQYUAQU", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e56dc68826cda456477c609a", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic percussion setup for small unplugged performances, with an upright box drum, a carryable hand drum for authentic tones, and foot-operated jingles to keep time while I play.", "positive_items": ["B09BXT1NPS", "B09BC3N565", "B0CCK4YYNM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e574e8ae585168bc93bd2437", "partition": "shared_train", "query": "I\u2019m restoring my vintage Telecaster for quiet, high-gain playing and need compatible wiring and control hardware, pickup mounting supplies, a vintage-style bridge replacement, noiseless Tele pickups, and signal-chain noise reduction.", "positive_items": ["B003AYRGA0", "B00DHK5ZLO", "B0BR2WFYL6", "B075C8CLQ1", "B0B8Z6MMNT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e575d187e163f611d66a93eb", "partition": "shared_train", "query": "I\u2019m starting electric guitar and need a versatile six-string instrument, secure hands-free support for playing, and a reliable cable to connect it to my amp.", "positive_items": ["B09BS25NJM", "B0C18CV4TS", "B07SZRHVR9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e578ab882c9c4bf7f88d5597", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording session and need supplies to play comfortably, connect my guitar, route a laptop\u2019s stereo audio into my equipment, and mic the setup for recording.", "positive_items": ["B01H0PACWI", "B01DE4DTAG", "B08DBDD6CM", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e57a6dd52e28fa14bd4320eb", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and recording station for drums, guitar, and trumpet, with a non-slip performance area, secure rack mounting, reliable tuning, a comfortable standard trumpet mouthpiece, desktop microphone placement, and cables to connect instruments and a laptop to my audio gear.", "positive_items": ["B093YJD2D2", "B00LOAAME4", "B00LOAASPC", "B0002F751U", "B00M6SI0X8", "B01H0PACWI", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e57c657b3443b4b6f41de34b", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular gigs and travel, with sturdy hard-shell protection, a comfortable adjustable way to play standing, dependable long connections, and picks always within easy reach.", "positive_items": ["B01K1EJQ9U", "B09V91H5XM", "B0938J2VXV", "B0747TV1DK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5825cc77edd159c339d9d40", "partition": "shared_train", "query": "I\u2019m preparing my five-string bass for a recording session and need fresh strings, a reliable way to capture its amplified sound, and the proper connection to run the microphone into my recording setup.", "positive_items": ["B0CB98SMQR", "B0BHG58G2F", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e592049bfa02f1ac2d7cab97", "partition": "shared_train", "query": "I\u2019m restoring my full-size violin for amplified performances and need a properly fitted replacement bridge, a no-alteration pickup setup, and a protective case for carrying it to rehearsals.", "positive_items": ["B08YYRC7QT", "B01GERBZIS", "B0753Y5P6Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e59bd46fd740a615808055b2", "partition": "shared_train", "query": "I\u2019m setting up a home studio to record vocals over analog synth parts, with clearer voice takes and reduced microphone handling, floor, and stand noise.", "positive_items": ["B016QUXTZU", "B0161LXW06", "B00C86FA0E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5a23c81caf03c03cec1297b", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar for regular gigs with a new look, more secure strap attachment, and locking tuners for steadier tuning and faster string changes.", "positive_items": ["B06W9MRMK6", "B0092WZPAC", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5a787c7edb69cdc5e126ceb", "partition": "shared_train", "query": "I\u2019m building and setting up a cigar box guitar, and need an easy no-solder pickup installation, supplies to condition the wooden fretboard, and reliable picks for testing and playing it.", "positive_items": ["B0928HW2P4", "B016ADESWG", "B00P6ZOPP0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5aaec8ead8ca6a053f4f424", "partition": "shared_train", "query": "I\u2019m preparing for a live acoustic guitar performance and need a removable way to amplify my instrument, comfortable hands-free support, and clear onstage monitoring.", "positive_items": ["B07C4HLT8X", "B071GLQQTW", "B094DTWQBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5ac38937eb5692244ae15b6", "partition": "shared_train", "query": "I want to build a roadworthy live guitar pedalboard with smooth volume control, a first-in-chain buffer to preserve tone over long cables, and isolated multi-voltage power for a larger effects rig.", "positive_items": ["B07Y6TM959", "B00AH83RDM", "B00AHEW7W8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5bf494903e87df6ba7e22a2", "partition": "shared_train", "query": "I\u2019m putting together a reliable electric-guitar rig for rehearsals and gigs, with adjustable tone shaping, secure tremolo tuning, a durable signal connection, portable pedal protection, fresh picks, and tools to fine-tune the guitar\u2019s fretwork and action.", "positive_items": ["B00V5T6K8G", "B09SHCMRW2", "B004MNEKWK", "B06XCWCGT8", "B0928KFR97", "B0BJ1XGPGD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5c466496e8fee0372f69811", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice station and need safe wall storage, comfortable playing support, reliable picks, and a long cable for connecting my instrument to an amp.", "positive_items": ["B00WJ3JUFM", "B09S2VB3KW", "B01DE4DPSC", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5c99327ddc6e71d7db62db7", "partition": "shared_train", "query": "I\u2019m restoring a right-handed four-string bass and need reliable replacement tuning hardware, a properly spaced bone nut, and the tools to fit the nut, check fret level, and set the string height accurately.", "positive_items": ["B07HVWN3FW", "B07HLCCLQH", "B00EB11RLK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5cb1ef8b61467d0a853cc9c", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for a blues-and-jazz looping setup: I need bright, light-gauge strings suited to Nashville tuning, a simple high-quality looper for layered parts, and a lower-gain preamp tube compatible with my amplifier.", "positive_items": ["B015X3CXXA", "B000UMFQHA", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5d222f92770d82f72e5ee88", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record drum performances, with an XLR dynamic mic mounted securely on the drum and powerful low-frequency monitoring for mixing.", "positive_items": ["B0C61ZDWWH", "B01BT1SUL4", "B07N3146QF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5d706344b17195171c5141d", "partition": "shared_train", "query": "I\u2019m setting up a home recording station for podcasting and vocals, and need an adjustable microphone setup that stays stable, reduces handling vibrations, and helps prevent harsh bursts of air in my recordings.", "positive_items": ["B015JTEBN8", "B016QUXTZU", "B000LQLDM2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5f9e42cb6e43de4f7460806", "partition": "shared_train", "query": "I'm preparing two guitars for a small acoustic recital and need reliable ways to restring my 12-string and classical guitar, keep both instruments securely supported, and tune them accurately before performing.", "positive_items": ["B0BPKH4HB2", "B0B8M5FJ9W", "B0BTC9YJ2W", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e5fb599810af7a569edbf299", "partition": "shared_train", "query": "I\u2019m putting together a portable beginner music lesson where several students can play simple melodies on bells and recorders while the sheet music stays clearly visible for teaching.", "positive_items": ["B09CDGNK4Q", "B09HKBPZDX", "B0B6P55RBN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e601b5c957f422861de3a728", "partition": "shared_train", "query": "I\u2019m setting up a live guitar rig for Nashville-tuned doubling and need a reliable way to tune accurately, move wirelessly between guitar and amp, and outfit the instrument with bright high-strung strings.", "positive_items": ["B0BPLFP5P6", "B0BPJ4Q6FJ", "B072275LG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e601bc1a09bb630f6d95e2ee", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular practice and small performances, and need a comfortable strap with pick storage, plenty of thin strumming picks, plus a quick-release setup and thumb picks for flexible playing styles.", "positive_items": ["B07XP6MHQT", "B09RJZSQML", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e61b4cd31e7a2e6d03222dd4", "partition": "shared_train", "query": "I\u2019m setting up a small live band performance and need a reliable way to tune instruments, connect stage microphones and pedals, manage multiple XLR runs between the stage and mixer, and safely elevate the speakers for clear sound.", "positive_items": ["B088WWS9GM", "B0C9NGP88D", "B00IKVD02G", "B00JX5WGNC", "B07DX95KP2", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e61c8e8e26da36bb97d88428", "partition": "shared_train", "query": "I\u2019m organizing a small guitar performance and need a practical setup for holding several instruments, keeping them in tune, and having plenty of reliable picks available for rehearsals and playing.", "positive_items": ["B0BG95DG2H", "B0BHSG5C3G", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e62214c815e4fb064d2a65a2", "partition": "shared_train", "query": "I\u2019m preparing a mixed woodwind rehearsal station for my school ensemble, with fresh alto and clarinet reeds, a warm-response tenor setup, clarinet care supplies, secure sax storage, a protected flute stand accessory, and organized reed storage.", "positive_items": ["B0C61W3W43", "B07DLWYV8D", "B001V6I13A", "B09CCJ23PN", "B0C3PST754", "B00T3G1164", "B09SQ2Y148"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e649394346c0d944e42f2ae3", "partition": "shared_train", "query": "I\u2019m rebuilding my electric guitar\u2019s plain treble strings with custom gauges and want a supply of durable, thin nylon picks for testing the setup and playing afterward.", "positive_items": ["B003UORITO", "B0002GYX78", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6541a23773cd4d5f996324b", "partition": "shared_train", "query": "I\u2019m setting up a home recording project for light jazz drum performances and need an electronic kit, reliable computer audio connectivity, responsive lightweight sticks, and a convenient way to keep alternate pairs organized nearby.", "positive_items": ["B08T2MM8PJ", "B09RN7GR8F", "B07NDLJJSM", "B07MC4N6P9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e65568883f29e5e6ad097381", "partition": "shared_train", "query": "I\u2019m putting together a high-energy zydeco-inspired live setup for small gigs, with wearable hand percussion, a bright cutting accent, organized stage-to-mixer connections, and a low-profile way to mount a small instrument on an amp or speaker cabinet.", "positive_items": ["B008I5QVB6", "B003IR2YXS", "B06Y144Q1H", "B00KRCIAOO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e65be8968eb586e670cdd853", "partition": "shared_train", "query": "I\u2019m putting together a dependable drum setup for regular practice and need stable adjustable support for the snare and hi-hat, a responsive single bass pedal, and comfortable sticks for dry hands.", "positive_items": ["B09TXP3FSK", "B000EEHGEK", "B000EEHGE0", "B081TYHXMH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e65fb980e958912014be79c7", "partition": "shared_train", "query": "I\u2019m refreshing my electric and acoustic guitars for rehearsal and need suitable replacement strings for each, plus comfortable picks for practicing and playing.", "positive_items": ["B01AH3RSAO", "B0BKZ3GCGR", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6642b05db198967ce772f0d", "partition": "shared_train", "query": "I\u2019m preparing a beginner-friendly guitar workshop and recording session, so I need dependable replacement strings for classical, acoustic, and electric guitars, plus comfortable, grippy picks for everyone to play.", "positive_items": ["B09BF8XDF4", "B01DZ6FBBI", "B07C5DLBZT", "B0BPKH4HB2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e66d613ddec8e33e1acb3fb7", "partition": "shared_train", "query": "I\u2019m setting up a portable guitar practice rig for rock songs, with a stable way to angle my small amp, create gritty tones, handle restringing, and quickly change keys during practice.", "positive_items": ["B086QMZG22", "B0075DO5K6", "B00H4PEMM6", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e686c006a32aa3a041271c11", "partition": "shared_train", "query": "I\u2019m upgrading my six-string electric guitar for a bright Nashville-tuned doubled-part sound, with stable tuning, low-friction string movement, and compatible locking tuners for light-gauge strings.", "positive_items": ["B0BT34HC2X", "B0BKR2ZM9X", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e68e5fcde4878349188cd235", "partition": "shared_train", "query": "I\u2019m setting up an electric guitar for regular home practice and need a compact versatile amplifier, a dependable cable for connecting it, and heavier-gauge replacement strings for a comfortable, reliable setup.", "positive_items": ["B00EM5UOE6", "B081T5GXGT", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e68ec6a0a1e2f47086be1b6e", "partition": "shared_train", "query": "I\u2019m putting together a compact home guitar setup for expressive wah and warm delay sounds, with suitable pedal power, short pedalboard connections, durable picks, and a safe wall-mounted place to store my guitar.", "positive_items": ["B00VTCBQS8", "B077GH8LF6", "B07F5PX9Y3", "B0771QC7RH", "B00WJ3JUFM", "B0002E3FBA", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6900bb3e19e42db87022fc8", "partition": "shared_train", "query": "I\u2019m starting a home bass-playing project and need a beginner-friendly setup with a comfortable shoulder strap, a bass, reliable amplification and connection, plus learning guidance so I can practice right away.", "positive_items": ["B091RVG6TL", "B08WLH6GFL", "B0BCXW7DPV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e69a30df8efd6acdddfba3b3", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice station and need reliable heavy picks, an accurate clip-on tuner, and a way to keep my guitar safely secured on the edge of a nearby table.", "positive_items": ["B00IFOTSJW", "B0BG95DG2H", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6b7c5afeeb97c24d2899834", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal and recording space for requinto guitar, drums, and vocals. I need suitable strings, replacement snare hardware, tone-control accessories, a mixer with a long balanced connection, safe wall storage, and padded mixer transport.", "positive_items": ["B0BL2W52CK", "B0BKZ7M5VG", "B01M8N618U", "B0C4S6PJ25", "B08T2GKXNG", "B092LF6RLS", "B07CQ9VV6F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6bf33c728efce83b1db32d0", "partition": "shared_train", "query": "I\u2019m putting together a portable live music setup for small gigs and need to capture instruments clearly, transport my rack equipment safely, and place two speakers securely at adjustable heights.", "positive_items": ["B00A2UZKLM", "B06X9WZ9WQ", "B0009TD5X6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6c7aaba43ebd2afefd679cf", "partition": "shared_train", "query": "I\u2019m setting up a compact drum recording setup for practicing and capturing cymbal and snare parts, with reliable sticks, flexible microphone positioning, and secure rim mounting for close miking.", "positive_items": ["B09BTNM918", "B01KC85CO8", "B07MQ5Y8F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6c7f865543a2d70eefbba53", "partition": "shared_train", "query": "I\u2019m preparing for a road-trip campfire sing-along and need a compact guitar setup that\u2019s easy to carry, comfortable to play standing, and adaptable for quick tuning and different songs.", "positive_items": ["B00N4ZHQ14", "B07FYJ7ZLJ", "B0B6H8D2YH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6d1035d3b0fab4fb5c423ea", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar practice and recording corner with versatile acoustic and electric sounds, plus sturdy padded stands to keep the instruments safely ready between sessions.", "positive_items": ["B00S5JRYDY", "B0002H0LK0", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6d19e5222ca8fbfe0b96276", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar rig for home practice and small rehearsals, with a portable tube-style amp, organized effects and power mounting, and an easy way to stretch new strings for stable tuning.", "positive_items": ["B0713Q328H", "B0727TVKCV", "B0085545YO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6d63c24c77aea99e0ca7f4d", "partition": "shared_train", "query": "I\u2019m preparing a portable DJ and public-speaking setup for a small event and need to manage a shared microphone\u2019s input, transport a pair of stands safely, and give the tripod setup a clean, polished appearance.", "positive_items": ["B000K67U52", "B09JJ784V5", "B0BCCV59BG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6da9be7f536b1174486db66", "partition": "shared_train", "query": "I\u2019m refurbishing my double-humbucker electric guitar and need a coordinated upgrade for its hardware, electronics, and playability: improve the tremolo tuning, install a fresh pickup and 11-hole guard, smooth the fret edges, and finish setup with precise, durable picks.", "positive_items": ["B07VLSGSCW", "B00302F4LK", "B093RJ36N7", "B08CDLR98Q", "B09S4R18BV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6e35543b1e1985a50f4b79d", "partition": "shared_train", "query": "I\u2019m refurbishing a four-string Precision-style bass and need an aged-pearl replacement pickguard, vintage-style volume and tone controls, and cloth-covered wire for rewiring the electronics.", "positive_items": ["B00KPFGNB0", "B01DEX3CHC", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6ea54348af4c6ab5276aa49", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for live gigs, with a versatile high-gain fuzz sound, neat solder-free signal connections, and a rugged flight case to protect the assembled setup during transport.", "positive_items": ["B0C3LHZ8RC", "B07BQKKGHM", "B072538J3S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6f8995d3764cc52190395a3", "partition": "shared_train", "query": "I\u2019m setting up a Windows livestream and podcast station with a broadcast-quality XLR vocal microphone, reliable balanced connections, and a four-channel mixer for real-time levels, vocal effects, and triggering sound clips.", "positive_items": ["B07JKNG4NV", "B0B89ZSYS7", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e6fd2d1013c2bc34e63dfb7f", "partition": "shared_train", "query": "I\u2019m setting up a compact live acoustic performance with vocal and instrument microphones, a few effects pedals, and limited stage space. I need two stable adjustable mic supports\u2014one with a boom and one weighted\u2014plus a small pedalboard for the effects.", "positive_items": ["B075TS3934", "B07CNTRNWQ", "B08PMZQXN3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7076f836e3fae8a835c58f3", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for regular playing and need warm, balanced replacement strings, comfortable picks for strumming, and a capo that makes changing keys quick and easy.", "positive_items": ["B0BKZ3GCGR", "B00H4PEMM6", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e713db4e60614a58002efdcd", "partition": "shared_train", "query": "I\u2019m setting up a compact home music corner for practicing several string instruments, with easy key changes, a secure temporary stand, and protective wall storage to keep everything organized.", "positive_items": ["B00N4ZHQ14", "B07MMJX9T7", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e71a9e8ce828e31a1b8f6419", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a home recording session and need to clean and condition the fretboard, restring it, play safely with a secure strap, connect it to my interface, and monitor the mix through headphones.", "positive_items": ["B0B8M5FJ9W", "B0B8Z5SBPZ", "B09KWWS7DH", "B08R5GM6YB", "B004MVZ4XG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e723cf74046d18f911a13aa3", "partition": "shared_train", "query": "I\u2019m putting together a portable documentary interview setup with focused handheld sound for outdoor conversations, protected field-recording gear, and a stand-mounted condenser for clean narration and voiceovers.", "positive_items": ["B07JMJXYZ8", "B07ZVHBFNJ", "B0BR2VFB5M", "B06XF6NL25"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e72595aec9e5b61b2d966644", "partition": "shared_train", "query": "I\u2019m preparing my guitar for comfortable, properly tuned practice and a bridge refresh, with adjustable playing support, reliable tuning, and a set of replacement bridge pins.", "positive_items": ["B07D444NSP", "B07T3GZVMD", "B015HG7HMA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e731bf863e124af88130326e", "partition": "shared_train", "query": "I\u2019m assembling a blues-rock guitar rig for rehearsals and small gigs, with vintage-style tone, smoother dynamics, a reliable amp speaker, and a secure hands-free setup for performing.", "positive_items": ["B07ZW1GBVT", "B09BS25NJM", "B00AX480QY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7322898e8253085ee2f579e", "partition": "shared_train", "query": "I need a safe maintenance setup for my tenor saxophone and French horn that removes moisture from the saxophone bore, bell, tone holes, and pads, while cleaning mineral buildup from the horn\u2019s lead pipe and slides without scratching.", "positive_items": ["B0BMZ3PZ3G", "B0002I9PH4", "B07B4ZZVDV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e74506e0a7cf01b24f3789cf", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic music set and need to refresh my classical guitar\u2019s strings, add hand-played rhythm with a cajon, and verify my assorted audio cables before rehearsal and performing.", "positive_items": ["B0853VVC5L", "B0BHXN9QYZ", "B079C7K7TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7514f873e849987c6157d0f", "partition": "shared_train", "query": "I\u2019m getting ready for a gig with both electric and acoustic guitar: I need replacement strings for the electric, a reliable amp connection, and protective lightweight transport for the acoustic.", "positive_items": ["B09M7P8SBH", "B085H22BGK", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7556b8d81a293011c40c76e", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need hardware to secure the neck joint, a mono output jack for a thick body panel, and a comfortable adjustable strap for playing.", "positive_items": ["B08Z6WVBN2", "B00OVECTZK", "B071913YPG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-e75628f280856dcbcd08306e", "partition": "shared_train", "query": "I\u2019m preparing my 3/4-size acoustic guitar for small live gigs and need longer-lasting strings, a protective hard case for transport, a way to send stereo guitar audio to the PA, and convenient pick access at the microphone stand.", "positive_items": ["B01LYJMHXV", "B07D3HCFN4", "B0B8Z3H3WG", "B0BKZ51ZNF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e756a31cd6d90f496a2d7801", "partition": "shared_train", "query": "I\u2019m preparing a small acoustic live performance and need a reliable setup to tune my instrument, amplify its sound, connect a vocal microphone, and shape both sources clearly through one compact system.", "positive_items": ["B07T7ZSJXH", "B0BHSG5C3G", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7578e5e78d58a022e3cdea9", "partition": "shared_train", "query": "I\u2019m putting together an affordable beginner drum kit for practice and small gigs, and need versatile timekeeping cymbals plus durable, responsive sticks for steady patterns and stronger playing.", "positive_items": ["B09X6FR6Q9", "B09X6H5DX6", "B0B2D98XV8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e765f62dfae3dc741146313b", "partition": "shared_train", "query": "I\u2019m giving my electric guitar a full setup and refresh: clean and protect the finish, crown and adjust the frets, change strings efficiently, tighten hardware, then build a compact pedalboard with an overdrive and flexible patch connections.", "positive_items": ["B0BL8897K3", "B08ZS2JWY3", "B075MCRFYZ", "B0BT2Q355P", "B008BPI2OW", "B0BK5CXZBT", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e771aae93c1087096e8bf264", "partition": "shared_train", "query": "I want to record a polished singer-songwriter demo at home, with an electric guitar and vocals captured cleanly through a multitrack recorder, using a dependable mic setup and enough cable length for comfortable positioning.", "positive_items": ["B00I5S9PIM", "B00U99VVDM", "B00GGN4NXA", "B015JTEBN8", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e772c18e6f7b3c2e9b665f19", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style electric guitar and live rig: I need safer strap attachment, replacement chrome through-body string anchors, and a pedal that reduces amp noise without cutting off playing dynamics.", "positive_items": ["B07M5K9MQH", "B09FSRVQ61", "B00DT59450"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e77411b9db354140f76a8b8a", "partition": "shared_train", "query": "I\u2019m setting up a compact desk-based podcast recording setup and need an easy computer-connected microphone, stable adjustable positioning, and protection from harsh breath sounds so my spoken recordings come out clearer.", "positive_items": ["B001R76D42", "B00LOAASPC", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7748ff5c0726dc09153c258", "partition": "shared_train", "query": "I\u2019m getting my acoustic-electric guitar ready for small live shows and need to refresh its tone, keep amplified volume from causing feedback, and carry it comfortably while performing.", "positive_items": ["B0BZ5MRNWR", "B09BF8XDF4", "B0788HXF4H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e77f92fd447948b163e964e9", "partition": "shared_train", "query": "I\u2019m preparing for band rehearsals where I\u2019ll switch between electric guitar and five-string bass, so I need a heavier-gauge guitar setup, long-scale bass strings that hold their tone, and a comfortable adjustable strap usable with either instrument.", "positive_items": ["B0BSGM6CQ9", "B0B8M2Q1DS", "B07DWRNL54"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e78e1e7eb702c19ccdc5b50f", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a clear handheld singing microphone, secure mounting options, and flexible XLR leads to connect everything to my sound system.", "positive_items": ["B01GGUTOFE", "B00O5ELFU6", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e79bbf4aba071b9c29e5ee18", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar rig with a pedalboard and amp, and I want to stabilize the bridge tremolo while wiring the pedals with reliable short connections and a longer instrument lead.", "positive_items": ["B007X60AZ4", "B00CPSYA74", "B00VSYN25M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7a0aac014221753c86093b8", "partition": "shared_train", "query": "I\u2019m setting up a versatile guitar practice and performance rig with reliable amp connectivity, multiple tones, and hands-free control for switching sounds while I play.", "positive_items": ["B00C10964I", "B01822J05S", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7a0cd199886032b14331609", "partition": "shared_train", "query": "I\u2019m preparing a hands-free guitar performance and demonstration, and need a way to keep my sheet music open, maintain clean, bright strings, and speak or sing through a discreet headset microphone.", "positive_items": ["B001D4XJ14", "B008PIVRY2", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7a5196088066156bd751e6b", "partition": "shared_train", "query": "I\u2019m starting beginner ukulele lessons and need a warm-sounding instrument, an adjustable capo for easy key changes, and a padded carry bag with room for learning materials and accessories.", "positive_items": ["B0151KT2B6", "B07DMS2QNL", "B00WJ3GS16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7a6ea61cbc9c1a559009a75", "partition": "shared_train", "query": "I\u2019m getting my Bb clarinet ready for regular practice and need a reliable beginner-friendly playing setup, compatible reeds for a warm responsive sound, and an easy way to remove moisture after playing.", "positive_items": ["B01MSM3JFO", "B07C1HX1SW", "B08DLK3GC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7ad0af75e2fe5cdb12de4c6", "partition": "shared_train", "query": "I want to set up a home DJ livestream and recording station where I can mix tracks, monitor the set privately, connect the audio gear, and record commentary or vocals hands-free with a height-adjustable microphone setup.", "positive_items": ["B09RN7GR8F", "B019NY2PKG", "B08CBJ5J5D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7b25d74dc8f9045c2540f23", "partition": "shared_train", "query": "I\u2019m building a compact kit for filming outdoor interviews, with a portable recorder, compatible wind protection, and a small camera-mounted microphone for clearer location audio.", "positive_items": ["B0796CFWKG", "B071NS96BP", "B0C29K9R76"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7b53acb480da304fc49b2ab", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with a reliable input connection, push-pull switching for expanded tones, and a bright Nashville-tuning string setup for studio-style doubled parts.", "positive_items": ["B0BPJ4Q6FJ", "B0763L9SRZ", "B0049BMPFO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e7b96c7ba7d4aa9a4eb943b7", "partition": "shared_train", "query": "I\u2019m upgrading my drum kit for live gigs and need a lightweight setup for adding toms, bright accent sounds, and a mounted tambourine without taking up much space.", "positive_items": ["B003HGYYV0", "B0002F4YDC", "B000EENLQW", "B0B6JP6KZ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-e7cb06e298ec3c90fac27695", "partition": "shared_train", "query": "I\u2019m restoring my Strat-style electric guitar and need to refresh its pickup controls, install a warm-sounding set of strings, and add spring reverb for a more spacious playing setup.", "positive_items": ["B07QLRGSQ2", "B09G5KLKX2", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-e81f80c2c8ff6218fff7b057", "partition": "shared_train", "query": "I'm putting together a small acoustic percussion setup for a community rhythm circle, with a deep projecting frame-drum pulse, a smaller hand-drum voice, and shaker textures ranging from soft to loud for dynamic group playing.", "positive_items": ["B09RCVDQ8M", "B0BRQ9TQSV", "B003B12LK2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-e8a5abf2ab072367758a0b85", "partition": "shared_train", "query": "I\u2019m preparing for casual acoustic guitar performances and need a stable foldable place to park the instrument, comfortable hands-free support, and an easy attach-and-detach setup with picks for playing.", "positive_items": ["B07XP6MHQT", "B0B8M2Q1DS", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8a5f9b3fce1e3b1df156e2f", "partition": "shared_train", "query": "I\u2019m setting up a tidy home electric-guitar practice corner and need a safe wall display, a short low-noise connection between my guitar and effects or amp, and hands-free passive-signal volume control.", "positive_items": ["B08DM9NFLH", "B0B1989GQS", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8aa57390476da8e175fbe6c", "partition": "shared_train", "query": "I\u2019m refreshing both an electric and a classical guitar, then tuning and testing them, so I need the appropriate replacement strings, a convenient restringing tool, and reliable picks.", "positive_items": ["B0BFKN9P7R", "B08R5GM6YB", "B0BSGM6CQ9", "B0BHSG5C3G", "B09R6GDRV4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8ab40021aafe7908285df26", "partition": "shared_train", "query": "I\u2019m preparing for acoustic gigs and practice, and need a baritone ukulele, stand-mounted access for both ukulele and violin, plus durable protection for my compact acoustic amp during transport.", "positive_items": ["B0017I0KFY", "B071ZQK57R", "B005D1PUWY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8af00b59b972492ff08acce", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording space and need room treatment to reduce echo, an adjustable strap for playing, and a non-spray cleaner to keep my strings and fingerboard fresh.", "positive_items": ["B07FYCGSFJ", "B0C2TCV19K", "B09YDBKT7M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8b370899629ab2a1e65aff5", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small gigs, and need better tuning stability, a secure foldable way to set it down between songs, plus a comfortable adjustable strap for playing standing up.", "positive_items": ["B0B92LPGD2", "B07226MCY6", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8b6eb9626f8cc309a026970", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal station for bass and keyboard, with long-lasting bright strings, a way to route laptop stereo audio into my gear, and an adjustable two-tier stand.", "positive_items": ["B0049B3FZI", "B000AXQHH2", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8bbb0d81f4bd0b4593b9c4b", "partition": "shared_train", "query": "I\u2019m restoring and setting up a guitar and need to level the fingerboard, round and deburr fret ends, progressively polish the frets, protect my setup gauge, and clean the strings and instrument.", "positive_items": ["B07YK57N2M", "B08GZGSNFR", "B01HUCYOXE", "B088K8R448", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8bdc343c082ae91a122586c", "partition": "shared_train", "query": "I\u2019m refurbishing my four-string Jazz-style bass and want to update its appearance, install smooth flatwound strings, and repair or build a reliable 1/4-inch instrument cable so the setup is ready to play.", "positive_items": ["B08RCFHY4M", "B075P2D87L", "B0B7C7PYVC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8bf3ad08bdc6f5366afcf58", "partition": "shared_train", "query": "I\u2019m putting together a comfortable electric guitar setup for rehearsals and small gigs, with reliable connections between my guitar, pedals, and amp plus a secure adjustable strap for playing standing up.", "positive_items": ["B09JJ586GD", "B0B8M2Q1DS", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8c22145aadb66f2a6e3e006", "partition": "shared_train", "query": "I\u2019m setting up a small home rehearsal studio, restringing and accurately adjusting a 7-string electric guitar, keeping its amp cabinet stable and protected, and adding a mounted accent cymbal to a compact drum kit.", "positive_items": ["B001MXJZX2", "B000TXZL4S", "B0CG8SWNB4", "B00NARHNCS", "B07V46KRD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8eb4ecf3614c8aad771e886", "partition": "shared_train", "query": "I\u2019m preparing an experimental acoustic performance combining soft mallet articulation on pitched percussion, thumb-played resonant tones, a mouth-held plucked reed, and finger-mounted shaker textures.", "positive_items": ["B07HYSYXTT", "B0BKZ4T1SD", "B00E25EPZA", "B0002I90XS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8f1d816168083dcb067bd75", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and display area, with secure wall storage for several instruments, fresh extra-light strings for my 12-string acoustic, and durable heavy picks for playing and recording.", "positive_items": ["B0BTC9YJ2W", "B07R3S93K8", "B00CIO6BEA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8f20d5055a1a1bcb993663e", "partition": "shared_train", "query": "I\u2019m preparing for small blues gigs and rehearsals with my electric guitar and harmonicas; I need secure guitar transport, a compact way to keep it safely supported on tables or amps, and multiple keys for playing along.", "positive_items": ["B0BCW884JL", "B003K16N0C", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8f5b7fabcc153544ff9c64b", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and its wah setup, needing a vintage-style replacement pickup, a correctly sized pre-slotted nut, and a reliable footswitch component for the pedal.", "positive_items": ["B009GT0KNI", "B007X7CZJW", "B004T1TJN0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8f791867270019f2f18ea00", "partition": "shared_train", "query": "I\u2019m assembling a compact home recording rack and need the hardware to mount the gear, a balanced connection to my audio chain, stereo sound enhancement, and reliable centralized power for the setup.", "positive_items": ["B01LW9BF92", "B00JQYUAQU", "B00145EVJ6", "B000VTFQCM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8fc8d6d20f05038ded00aec", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar rehearsal and performance setup with filtered, reliable power, a portable PA amplifier for driving speakers, and precise, fast picks for controlled playing.", "positive_items": ["B075VPGJCX", "B07CQQXQ4T", "B003HZPKSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e8fdfd634c6309461b62484b", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for practice and need heavier-gauge replacement strings, a range of picks to compare, and a way to connect my phone\u2019s headphone output to a guitar amp.", "positive_items": ["B0BSGM6CQ9", "B01DK1RHK6", "B08BJGBHN7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e90991e930e607c9619404c5", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar with removable position-mark decoration and a hardware upgrade for better string tension and tuning stability. Help me find compatible Fender-style components with the necessary mounting hardware.", "positive_items": ["B0BMZ1G6M2", "B0BKR2ZM9X", "B0B92LPGD2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e90eb5e195d0f8c57dec407a", "partition": "shared_train", "query": "I\u2019m preparing for a small folk jam and home recording session where I\u2019ll sing, play fingerstyle guitar, and perform fiddle tunes. I need reliable vocal hookup, fresh fiddle strings, comfortable finger picks, and a way to make custom guitar picks from spare plastic.", "positive_items": ["B07N5J3GTB", "B005FIFM14", "B08DBDD6CM", "B00191WMQE", "B002G1UT5C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e914fe7abe3aa89fb5e73432", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need reliable wireless vocals, clean rack power with front lighting, and a way to connect guitars or keyboards to the balanced stage system.", "positive_items": ["B09YMDTBFH", "B009AARY2I", "B0014598WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9259f440c14552c9ac2bc09", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar with versatile humbuckers, recording guitar and vocals with a detailed studio microphone, and monitoring and mixing the finished tracks through accurate over-ear headphones.", "positive_items": ["B07SRDVZSL", "B08ZFMR1KQ", "B07N1H89LL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e933f7584ddfdf86b1b14592", "partition": "shared_train", "query": "I\u2019m restoring my classical guitar for amplified performances and need to replace its tuning hardware, achieve accurate tuning, and connect the nylon-string instrument to an amp without permanently modifying it.", "positive_items": ["B00LTL0KLI", "B07R3TZ9B9", "B095QBH5ZB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9403aefb39bf5c31359c934", "partition": "shared_train", "query": "I\u2019m setting up a portable karaoke station for community events, with a handheld vocal mic, protection from wind and moisture, reliable long-reach audio connections, stereo playback from a laptop, and a rolling stand for positioning the karaoke monitor.", "positive_items": ["B005KC0II2", "B01H0PACWI", "B091MZPYBQ", "B08DBDD6CM", "B00B3KPG46"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e94543d8ff60086df97a6c32", "partition": "shared_train", "query": "I\u2019m preparing a small live performance and need reliable connections for my electric guitar and microphones, balanced runs between audio gear, enough length for stage placement, and a way to reduce nut and bridge friction so the guitar stays in tune.", "positive_items": ["B096FZ5TKG", "B01M5CXH65", "B09KWWS7DH", "B0036FFDSK", "B00LIW74US"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e95263f3a871e57bd4034d2e", "partition": "shared_train", "query": "I\u2019m preparing to record polished acoustic-guitar covers for a small online channel and need fresh long-lasting strings, accurate tuning, and a desk-mounted microphone setup with monitoring, vibration isolation, and plosive control.", "positive_items": ["B07DWMCT3X", "B0C5BMZ1K9", "B08VF4K987", "B06XFMY9ZB", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e954de4cc7bccd401b682d17", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string electric guitar and need reliable three-per-side tuners for 3/8-inch peg holes, a flexible low-noise braided lead for my amp, and durable, grippy picks for fast playing.", "positive_items": ["B00JL5I57U", "B000Z7INAW", "B0032UYJKW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9563c252e86f4086c5f987c", "partition": "shared_train", "query": "I\u2019m refreshing my bass rig for rehearsals and small gigs: I need fresh heavy-gauge strings, a reliable long instrument cable, and an easy way to switch between two amplifiers or combine their signals.", "positive_items": ["B081T5GXGT", "B0C5CT47DX", "B083R2QB96"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9574f375e79e42cda5cb8dd", "partition": "shared_train", "query": "I\u2019m restoring my Fender Stratocaster and want a compatible control rewiring setup with a .022 capacitor, vintage-style warm single-coil tone, and the correct screws to mount the pickups and switch securely.", "positive_items": ["B0025PM6DM", "B00I3XGDZC", "B00COOFHA8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e95b7c9b05cad7eff38d2395", "partition": "shared_train", "query": "I\u2019m setting up a compact home rehearsal space for singing and guitar, with a microphone that handles vocals or amplified instruments, an adjustable portable stand, and a padded folding rack to keep several guitars organized and accessible.", "positive_items": ["B000CZ0R3S", "B015JTEBN8", "B00KLLKE04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e95bec5a3d5edbc50f7947c6", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic-guitar looping rig for recording layered song demos, with dynamics control, overdrive, spacious reverb, and a small USB mixer for capturing and monitoring everything.", "positive_items": ["B008TNAI0M", "B00DM4LT10", "B008TNAGTK", "B015X3CXXA", "B0170HGKPO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9623cd5baf116291750c401", "partition": "shared_train", "query": "I\u2019m rebuilding a Strat-style electric guitar and need compatible replacement hardware for the jack area, locking tuning stability, flexible tremolo control, a rear tremolo cover, and a precise tool to measure and dial in the string action.", "positive_items": ["B0C6J149WZ", "B004MNEKWK", "B0B81D5BB4", "B00NARHNCS", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e969417d15e556593fea509e", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for a dropped-tuning rehearsal and need heavier strings plus reliable cables for connecting it to my pedals and amp.", "positive_items": ["B00IPG7UXG", "B06XB3FQKB", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e96dd6ed4a8d3dcbbf95aa9f", "partition": "shared_train", "query": "I\u2019m putting together a stage-ready electric guitar setup for rehearsals and small gigs, with dependable replacement strings, a comfortable strap, safe wall storage, and hands-free control of compatible gear.", "positive_items": ["B07PPHHG34", "B09V91H5XM", "B00099QVXM", "B0B8Z6GZZ5", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e97d8fe859ab2ebfb081039a", "partition": "shared_train", "query": "I'm setting up a filmed guitar performance at home and need a reliable instrument connection, private studio monitoring, and a way to mount my camera on a microphone stand.", "positive_items": ["B07Y94MSG9", "B0075DMYC2", "B09998RDGC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e98cb023dd619b8db0514a4a", "partition": "shared_train", "query": "I\u2019m setting up a simple guitar practice and performance kit, with different pick gauges to try, a comfortable adjustable strap for playing, and a compact padded stand to keep the instrument safely supported between sessions.", "positive_items": ["B09V91H5XM", "B09NWCD36N", "B000ARHBN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9b9f176b64aee21a7bcb43b", "partition": "shared_train", "query": "I\u2019m starting to learn acoustic guitar and want an affordable beginner setup for practicing comfortably, playing hands-free, keeping picks close, and safely displaying the instrument on my wall.", "positive_items": ["B08DM9NFLH", "B074WXM13T", "B071RLH95D", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9c1b133dedb7895eb96e5d8", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice and small-gig setup, with secure hands-free support between songs, a comfortable adjustable way to play standing, and multiple pick gauges to test different tones.", "positive_items": ["B09NWCD36N", "B09V91H5XM", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9c77da787e8af622d144b89", "partition": "shared_train", "query": "I\u2019m preparing a studio session that switches between tenor and soprano saxophone, and need a responsive tenor setup plus consistent synthetic reeds suited to both instruments for reliable takes.", "positive_items": ["B081382HN4", "B0BQ4FJWYZ", "B0BLYVN162"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9c93f04a6aab41e9ee870dd", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need reliable tuning hardware, a replacement tremolo bridge, and a vintage-style echo effect for playing and recording.", "positive_items": ["B07MHL48V6", "B009A06V5E", "B0098G3PU4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9ca0d08c6ac4407b4c7c799", "partition": "shared_train", "query": "I\u2019m building a budget home studio to record drum parts and vocals separately, using a full drum-miking kit, a dynamic vocal microphone, and a compact four-channel mixer to route selected microphones into my computer and play backing tracks.", "positive_items": ["B06XNBTLHC", "B07ZR338J5", "B079YYZ1G4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9d4fb4d41733c8488670c9d", "partition": "shared_train", "query": "I\u2019m getting my tenor ukulele ready for regular lessons and small performances, and need reliable pitch checking, comfortable picks for clear strumming, and sturdy protection for transporting it safely.", "positive_items": ["B002AKKOFY", "B00IFOTSJW", "B07Y2R3Z2D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9de9022210d205003077322", "partition": "shared_train", "query": "I\u2019m putting together a mobile DJ setup and need a stable tabletop workstation for my laptop and gear, elevated speaker support, and secure hardware for mounting stage lights to compatible stands or truss.", "positive_items": ["B0CBSRPRNR", "B001R6G514", "B00P18S8AA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9e473567678b32845f263fa", "partition": "shared_train", "query": "I\u2019m setting up a home music and karaoke corner and need secure wall storage for several guitars, a comfortable adjustable strap for playing, and a reliable wired vocal microphone.", "positive_items": ["B07R3S93K8", "B09V91H5XM", "B09PH4DV67"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9f0c57f8b29d9ca05c381de", "partition": "shared_train", "query": "I\u2019m putting together a portable, low-noise drum setup for rehearsals and small gigs, with quick microphone changes, a quieter bass-drum feel, and padded hands-free cymbal transport.", "positive_items": ["B09F5VNJ8X", "B00N19LGZ0", "B07TD9NX9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9f43c59da38d1a9a60b8f27", "partition": "shared_train", "query": "I\u2019m setting up a small live singing and rehearsal system with a handheld vocal microphone, a mixer for blending and USB recording, and enough long balanced cables for several connections.", "positive_items": ["B093T1Y12B", "B0919BN3QJ", "B003GEBGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-e9fe58b6c342b7476613105c", "partition": "shared_train", "query": "I\u2019m setting up a small keyboard-and-pedal performance rig and need an adjustable stable stand, clean surge-protected mains power, and isolated pedal power for reliable use.", "positive_items": ["B0002F6JFS", "B073XXLVWT", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea031b43b8f40e4897b5e4b8", "partition": "shared_train", "query": "I\u2019m preparing a compact live guitar-and-percussion set and need versatile amp and effects processing, a reliable way to connect my instrument, and an easy-to-play handheld rhythm accent for the stage.", "positive_items": ["B081T5GXGT", "B00N2MIM7Q", "B08Y8RMFY7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea07547f13a6327359f31fe0", "partition": "shared_train", "query": "I\u2019m organizing a beginner Latin percussion circle and need a portable setup with hand drums for foundational rhythms, scraped and rattling textures for Afro-Cuban patterns, plus enough small jingle instruments for group participation.", "positive_items": ["B07Z7L46WJ", "B01N3TCAVE", "B0002F4UYU", "B00COYYT2U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea0af0f79351368218abe923", "partition": "shared_train", "query": "I\u2019m setting up a small home music practice and performance space for my left-handed child, with a beginner electric guitar and amp, dependable instrument and microphone cabling, plus a pop filter for an existing microphone.", "positive_items": ["B0B52FBC66", "B00WRHTSK2", "B0C59HYW7J", "B08GPH33QR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea0e1a3937bc557a80632594", "partition": "shared_train", "query": "I\u2019m getting my acoustic mini-jumbo ready for regular gigs and travel, and need reliable on-stage tuning, finish and fretboard care, padded transport, and a simple way to keep the strap securely attached.", "positive_items": ["B07B8WL33G", "B075MPFFRV", "B095XCZXNQ", "B0179A4ILK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea0fe5c6ca36f8850e3dcdfa", "partition": "shared_train", "query": "I\u2019m putting together a small live singing setup and need a handheld vocal microphone, protection from wind and spit, plus reliable cables to connect it to my mixer or recorder.", "positive_items": ["B08DBDD6CM", "B003GEBGA0", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea1bd3b9fe6d30c14e21a864", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular rehearsals and gigs, so I need supplies to clean and condition the instrument, keep it safely supported on tables or amps when needed, and play it comfortably with a durable adjustable strap.", "positive_items": ["B00HZH4D04", "B07N5MJDBF", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea1cf2d85d09adc84631998e", "partition": "shared_train", "query": "I'm putting together a portable standard drum kit for gigs and rehearsals, and need a bright crash addition, a non-slip setup surface that anchors the bass drum, and padded protection for transporting everything safely.", "positive_items": ["B0002F7290", "B0BZX4HHSB", "B08YYJRQBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea20810e7b5da2f8d9e67e66", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal rig for myself and a bassist, and need comfortable support for my guitar plus separate amplification for electric guitar and bass, with portable gear suitable for occasional small gigs.", "positive_items": ["B0BT8FDL8B", "B09B4XC5GT", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea211bc127c689f31be99fa0", "partition": "shared_train", "query": "I\u2019m refurbishing my Floyd Rose-equipped electric guitar and need to improve the neck tone, quiet the tremolo during recording, and connect my pedals and amp for testing the finished setup.", "positive_items": ["B073CZTQFM", "B00XQCAYVO", "B07J341B3C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea21aad9a56dbc310c91b994", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance with three singers and an instrument input, and need reliable microphones, two floor stands, a long XLR connection, and a way to match one mic to a Hi-Z jack.", "positive_items": ["B08DBDD6CM", "B000068O68", "B0064RIB9A", "B07C91JT14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea233a12c785b050f4c66f15", "partition": "shared_train", "query": "I\u2019m refurbishing my LP Junior electric guitar and need compatible hardware for installing a new tortoise pickguard and pickups, securing the strap safely, and finishing the project with durable 10\u201352 strings.", "positive_items": ["B078PG7NBY", "B00Y9U3UL8", "B0BZ5JK2GC", "B014PEZVKU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea31b754b8faff5403610051", "partition": "shared_train", "query": "I\u2019m setting up a compact home setup to record guitar-and-vocal demos, with protection for my instrument between takes, quick access to picks, and cleaner vocals by reducing breath pops.", "positive_items": ["B01IY194WG", "B016QUXTZU", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea572d9cd4a927d9e7b95fba", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style electric guitar and need supplies to rewire its controls, safely smooth and round the fret ends, and replace the tremolo tension springs during the setup.", "positive_items": ["B0B8F6LD9F", "B01HUCYOXE", "B003AYNHGW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea59ab100e0b8bc37b2c1244", "partition": "shared_train", "query": "I\u2019m restoring my acoustic folk guitar and need a practical setup for replacing worn bridge hardware, removing and installing strings efficiently, and accurately tuning the finished instrument.", "positive_items": ["B08R5GM6YB", "B0BHSG5C3G", "B01199MA9Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea5db4c90136549f3abbc269", "partition": "shared_train", "query": "I\u2019m putting together a compact blues and Hawaiian-style gig kit for performing with several harmonicas and slide guitar, and I need a protective way to carry my instruments while keeping picks and slide accessories organized.", "positive_items": ["B0002GWRQM", "B01AA6BNCC", "B003AYJF04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea63b6ca6294c8cd53f63047", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for rehearsing and recording through a tube amp, with accurate tuning, dynamic overdrive, versatile modulation, reliable patch connections, and a way to control the amp\u2019s volume through its effects loop.", "positive_items": ["B081HPDLF7", "B071DH8PW9", "B00CIHB8FY", "B07GZKK1VX", "B084F2HHWW", "B07JKR9PJ1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea8777e1408a007d40fd0779", "partition": "shared_train", "query": "I\u2019m putting together an electric guitar setup for rehearsing and casual gigs, with a comfortable adjustable shoulder strap and a long, reliable cable to connect my instrument to an amplifier.", "positive_items": ["B0711CFBMP", "B0032UYIQM", "B07FYPBL6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea9637ebbd66c242143a0590", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and small gigs, with fresh stable strings, dependable tuning, quick key changes, comfortable stage support, and a lush swirling modulation effect for adding movement to my sound.", "positive_items": ["B0928FMP3T", "B0BZ5KMS85", "B00BESRB8Q", "B0C9NGP88D", "B095XZJ99J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea9cecb555e98a7aa665606f", "partition": "shared_train", "query": "I\u2019m setting up a small live music rehearsal and need to mix microphone sources, run an XLR-to-quarter-inch connection, and link the audio system\u2019s quarter-inch speaker cables to speakon-equipped speakers securely.", "positive_items": ["B093LL53CW", "B00VRPHV2M", "B07PTN2QKL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ea9fc8d8d9a8f3a3017d1e76", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular rehearsals and gigs, so I need fresh strings for a bright tone, reliable protection during transport, and comfortable support while playing standing up.", "positive_items": ["B097Q9W8MW", "B01ID7LB6S", "B0064RTS0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eaa11182b2275106d7302d70", "partition": "shared_train", "query": "I\u2019m setting up a retro vinyl dance party and need a compatible replacement stylus for my turntable, flexible color-changing accent lighting, and a compact strobe effect to energize the room without a complicated installation.", "positive_items": ["B0040FJ27S", "B00RDN2UKU", "B004A8ZNC8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eaa55b13df9fa2555f197cae", "partition": "shared_train", "query": "I\u2019m setting up a compact hardware studio to compose and perform electronic music, combining an analog synth voice with flexible computer MIDI routing and spacious modulation, reverb, delay, and 3D effects for polished sounds.", "positive_items": ["B075JJL2C6", "B07228YGKK", "B0BXDSSWS1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eaa74354c8c10e2339f2d73e", "partition": "shared_train", "query": "I\u2019m setting up a compact home electronic music workstation and need a stable adjustable stand for my keyboard, a versatile analog bass synthesizer with sequencing, and an interface for recording everything into my computer.", "positive_items": ["B0753X8MDJ", "B00TZH5DJW", "B075MN34F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eab433922a64fd4afa3bdf7f", "partition": "shared_train", "query": "I\u2019m setting up a compact live DJ sound system for small events and need powerful low-end reinforcement, long speaker connections, and wireless in-ear monitoring for performers.", "positive_items": ["B06XVX7BHJ", "B0154NRMCG", "B075R91PXY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eab7eaa4be6452107dc0c3a8", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for regular practice and recording, and need bright replacement strings plus durable picks in different playing styles and thicknesses, with organized storage for them.", "positive_items": ["B071HKFGTP", "B0716LQ99L", "B07F5PX9Y3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eabc94b31cad2277f6fd442b", "partition": "shared_train", "query": "I\u2019m setting up a comfortable electronic keyboard performance station at home, with a height-adjustable seat, hands-free sustain, and a reliable balanced connection to my audio gear for practicing and recording.", "positive_items": ["B01M5CXH65", "B0BSCF2FD7", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eac842ebf71e398b742f8ec3", "partition": "shared_train", "query": "I want to refresh my Fender-style electric guitar for Nashville-style parts by upgrading the nut, fitting suitable light-gauge strings, and adding an adjustable strap for playing comfortably.", "positive_items": ["B06WP8GYD6", "B004AAK2AO", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ead372329add438f8a9e0a9d", "partition": "shared_train", "query": "I\u2019m building a compact home setup to record vocals alongside an analog drum-and-bass groove: I need stable low-profile microphone support, a way to mount a mic with mismatched threads, audio I/O for several sources, and MIDI synchronization between the instruments.", "positive_items": ["B07WN4R8YW", "B08ZYXX8DY", "B01DK43HMK", "B0B8Z59D2M", "B0BZ5QTMKT", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ead45885802ccc6c2c9a9424", "partition": "shared_train", "query": "I\u2019m setting up a live band rehearsal and small-stage monitoring rig that can route multiple microphone and instrument inputs over network cable, give performers individual mixes, connect a laptop to the PA, handle mixer inserts, and keep instruments accurately tuned before playing.", "positive_items": ["B0BM71QK8M", "B0C3LL5Z6Y", "B098PHD8T1", "B00BSY3FP4", "B005EHINSK", "B00646MZHK", "B015DBWTUY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ead5edc433167ee3866979a9", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for rehearsals and small gigs, and need heavier-gauge strings, quick key changes, secure shoulder support with accessible picks, and a reliable way to connect the instrument to my setup.", "positive_items": ["B074WXM13T", "B0BSGM6CQ9", "B01DE4DPSC", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eadd5772cf24765ff7f6eec7", "partition": "shared_train", "query": "I\u2019m setting up a simple spoken-word podcast recording station and need a sensitive studio microphone, low-noise XLR connection, portable multitrack recording, and a way to mount the recorder securely on a mic stand.", "positive_items": ["B06XW4SNFG", "B0C3BSXX6N", "B07DJMCP2S", "B01MROS266"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eaddbd6e4c2496d4275f60bd", "partition": "shared_train", "query": "I'm getting my acoustic guitar ready for an outdoor performance and need a gentle way to remove bridge pins for restringing, comfortable leg support while playing, and discreet clips to keep my sheet music secure in the wind.", "positive_items": ["B07T3GZVMD", "B01LDAGLTO", "B075MK5BBY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eae5388645f846c7d154560e", "partition": "shared_train", "query": "I\u2019m preparing for an alto sax concert and need portable protection for my instrument, reliable illumination for several pages of sheet music, and a way to keep the music-stand area from damaging the floor.", "positive_items": ["B0C3LM9LK8", "B07MZ6XF6P", "B08Z6TDJZ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eae6b7c328414be7c0769530", "partition": "shared_train", "query": "I\u2019m preparing for seated ukulele performances and want a low-G string setup, simple shaker accompaniment, and a comfortable adjustable seat with back support for longer rehearsals.", "positive_items": ["B0BR2ND5SV", "B0002F79E8", "B06X9QRQ71", "B06XWMLT5W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eaec073fc2f0336dde310652", "partition": "shared_train", "query": "I\u2019m putting together a portable DJ setup for small events, needing a Serato controller, protected transport for the controller and display, balanced multi-channel audio connections, and remote control of compatible effect lights.", "positive_items": ["B08NF2XF26", "B0BT2VG7ZH", "B07DX95KP2", "B00FB2VAY2", "B00O5UBK5U", "B077XXXZDY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eaec0c9556acabdc4c9a8e98", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice kit where I can accurately tune my instrument, make custom picks at home, and keep plenty of ready-to-play picks organized for rehearsals and gigs.", "positive_items": ["B00IFOTSJW", "B072DXPHC3", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eaf09a1c81b90268602c99af", "partition": "shared_train", "query": "I\u2019m refreshing my guitar setup for a home songwriting and looping session, with supplies for both electric and 12-string acoustic guitars, varied pick thicknesses to compare, and a reliable cable connection for layering ideas.", "positive_items": ["B015X3CXXA", "B01DPCONFM", "B0BSGM6CQ9", "B0002D0CEO", "B0BTC9YJ2W", "B006GX0TWE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eafd2e34bfca921d71178e78", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor singing performance and need reliable vocal pickup, adjustable hands-free positioning, and protection from wind and moisture during the show.", "positive_items": ["B08NVVLB16", "B091MZPYBQ", "B019NY2PKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eafe19fe70ce0c8971cabb1b", "partition": "shared_train", "query": "I\u2019m setting up a compact outdoor band practice and performance rig with quiet electronic drums, elevated PA sound, and weather-resistant protection for transporting and storing the speaker equipment.", "positive_items": ["B0C1CX8K6F", "B07NSWD8BR", "B0C9FQHLC6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb050c923ad826a7038b2727", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for rehearsals and small gigs, and need a comfortable adjustable shoulder strap, a secure way to attach it, and a fast clip-on tuner for accurate setup onstage.", "positive_items": ["B00H35YIJE", "B09V91H5XM", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb0ae43694f260e1baf738ba", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster and pedalboard for regular gigs, and need better intonation, long-lasting smooth-feeling strings, and flexible low-profile wiring for a clean, reliable setup.", "positive_items": ["B0BKZ6HRQ2", "B0789YKSJ4", "B0062NUUW2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb0b310e3413877abeb5b11e", "partition": "shared_train", "query": "I\u2019m restoring my humbucker-equipped electric guitar: I need to replace a volume or tone control, restring it efficiently, and accurately tune it afterward.", "positive_items": ["B002HFFUGK", "B0BPLFP5P6", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb0d4e7b8cce72d61e8ebe32", "partition": "shared_train", "query": "I\u2019m setting up a convenient guitar practice station and need a variety of pick gauges to try, an easy-access way to store them, and a compact tool for changing strings and removing bridge pins.", "positive_items": ["B09NWCD36N", "B01K1EJQ9U", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb159fa1c7ae5d5ade5b3015", "partition": "shared_train", "query": "I\u2019m setting up a comfortable, portable home practice station for my keyboard and need stable adjustable support, a padded adjustable seat, and a fitted way to protect the instrument from dust when stored.", "positive_items": ["B00M6SIZ6K", "B00TZH5DJW", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb1a5bc628da95d8b4bf9fe9", "partition": "shared_train", "query": "I\u2019m refurbishing my Fender-style electric guitar and want more reliable tuning, refreshed Tele-style controls, and a pedalboard that can cover thick classic amp overdrive as well as vintage and modern fuzz tones.", "positive_items": ["B07MRS93HC", "B0BR2WFYL6", "B0BKR2ZM9X", "B0BPNMQMXR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb1fd823fdc373881ec099f8", "partition": "shared_train", "query": "I want to set up a simple home vocal-recording rig for a demo, with stable adjustable mic positioning, a studio-quality condenser mic, an XLR connection, and a USB interface to connect to my computer.", "positive_items": ["B01E6T56CM", "B08DBDD6CM", "B017NT392Q", "B0C3BSXX6N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb211dd9f0e54bc24680aa4f", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar practice space and need reliable instrument connectivity, a secure strap for playing, and something to protect the floor under my sheet music stand.", "positive_items": ["B0B8M5FJ9W", "B06XB3FQKB", "B07MZ6XF6P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb2d496cb9b80f4161a17daa", "partition": "shared_train", "query": "I\u2019m assembling a small world-music ensemble for a community performance and need several distinct melodic wind voices, including ocarina-style, whistle, and Andean flute parts, plus hand percussion covering frame-drum rhythms and deep bass tones with suitable mallets.", "positive_items": ["B0BLVHR9MG", "B01N21AHXN", "B09RCVDQ8M", "B00066U2S8", "B01LXAQYBG", "B07DLBMKHY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb39fb00a7d7ffda3fa67713", "partition": "shared_train", "query": "I\u2019m putting together a school woodwind setup for switching between clarinet and saxophone: I need humidity-controlled reed storage, a way to dry and clean a larger sax mouthpiece, and a responsive 5C mouthpiece for alto sax practice.", "positive_items": ["B003B1GY8M", "B07D8BTKP2", "B07N1RPV4J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb44d54a0fb112f310980379", "partition": "shared_train", "query": "I\u2019m building a compact DJ sound setup for small events and need a carpeted rack to organize the equipment, a powerful stereo or bridgeable amplifier, a three-channel mixer with Bluetooth and microphone support, and an XLR splitter cable to connect the mixer to the amp.", "positive_items": ["B00WRJM9H4", "B0002NRTL8", "B01H8E58SY", "B071GLV9KT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb46e92452ab2c8273f4e101", "partition": "shared_train", "query": "I want to restring and prepare my acoustic guitar for playing, using durable replacement strings, a tool that helps remove and install them, and an easy way to change keys during songs.", "positive_items": ["B01BGSJSSO", "B01AH3RSAO", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb4ee9b47512432335081388", "partition": "shared_train", "query": "I\u2019m getting my violin ready for regular practice and need to replace the E string, refresh its tone with quality rosin, and keep it safely supported between sessions.", "positive_items": ["B000V6E00O", "B003QTM9O2", "B073BW7XRD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb550288bfdd30f4d129c600", "partition": "shared_train", "query": "I\u2019m putting together a reliable guitar gig setup with a long amp connection, short flexible links between effects pedals, and a quick-release strap system that protects the instrument\u2019s finish during frequent changes.", "positive_items": ["B075MXXL9K", "B01448UA08", "B00A2V9OIG", "B0BT32Y216"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb5b7222dadd7a0ce2b58f8a", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar rig for rehearsals and small performances, and need a compact stand, bright light-gauge replacement strings, finish and fretboard care, plus a latching foot control for hands-free switching.", "positive_items": ["B09GWVFHR5", "B08KRDKZ6K", "B07B8WL33G", "B00FC4YTZQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb65363774e6370c7ca73001", "partition": "shared_train", "query": "I\u2019m setting up to practice Metallica-style electric guitar riffs and need reliable picking control, accurate chromatic tuning, and a secure adjustable strap for playing while standing.", "positive_items": ["B07X2LN548", "B0B8M5FJ9W", "B0B8NXV975"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb65448a58e269ff9d9ce0ac", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for weekly folk sessions and need a suitable replacement string set, an easy way to tune accurately, and a padded waterproof case for carrying it safely.", "positive_items": ["B0BHSG5C3G", "B071F5SL92", "B07C5RMKBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb67f71f3204fe79e862fa43", "partition": "shared_train", "query": "I\u2019m setting up my Stratocaster for regular practice and playing: I need protected wall storage, dependable tuning, secure strap attachment, a replacement pickguard, and picks that won\u2019t slip during playing.", "positive_items": ["B0BCXKFMKD", "B00H35YIJE", "B00WJ3JUFM", "B00646MZHK", "B004UIDPG4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb6de2a25c53df86970f5517", "partition": "shared_train", "query": "I want to set up a guitar maintenance session with stable neck support, gentle cleaning for strings, frets, fretboard, body, and hardware, plus versatile tools for routine adjustments and electronics work.", "positive_items": ["B0C3Q29DML", "B0BK9ZT28X", "B0BXT6TM6N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb6ff6f36c52b6f68df19bf4", "partition": "shared_train", "query": "I\u2019m setting up a home studio for recording drum-and-vocal demos: I need to prepare the bass drum for a controlled low end, replace its resonant head, precisely tune the kit, securely position the snare, keep spare sticks handy, and reduce vocal plosives at the microphone.", "positive_items": ["B0BKZ7LF6F", "B09HCVK9HL", "B09T7NX5K7", "B0BK6S8QDW", "B09RBFKS1X", "B016QUXTZU", "B00UIB9FFC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb756f9b3238f7f6b0934499", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need to secure my guitar strap, mount a wireless vocal microphone, and connect the microphone to a PA system with reliable balanced cables.", "positive_items": ["B06X9KG3HW", "B01G3CQGEC", "B07KDSZ2TJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb87ee0edb49dd8ea723f6de", "partition": "shared_train", "query": "I\u2019m starting alto saxophone lessons and need an affordable beginner instrument, a stable stand for storing it, and a way to practice mouthpiece technique quietly at home.", "positive_items": ["B0C3LHMKWL", "B00NQVWTOA", "B00OESXG64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb9324753a5f4575ed74ec68", "partition": "shared_train", "query": "I\u2019m setting up a compact portable recording rig for field interviews and small performances, with a four-channel USB interface, balanced XLR connections for microphones, and a clamp-on way to secure the interface to a standard mic stand.", "positive_items": ["B01N5ODGUK", "B01E5GGT2W", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eb949c078ed1785262694714", "partition": "shared_train", "query": "I\u2019m setting up a compact tabletop station for recording narrated videos, with reliable XLR connectivity, flexible microphone positioning, and an angled platform for scripts or a laptop.", "positive_items": ["B0016MHIIS", "B06Y6BCX7B", "B072PQT2DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebb9fa825e02d1a6f5bbdebc", "partition": "shared_train", "query": "I\u2019m preparing a portable drum setup for recording and small gigs, and need expressive long-reach sticks, focused kick-drum capture with controllable sustain, integrated tambourine accents, plus protective padded storage for cymbals and snare.", "positive_items": ["B006NYY1X4", "B0002E516M", "B000T02VZI", "B001F2PHO6", "B0BK6S8QDW", "B09H149G4V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebc2b7b0254fcaaaff1f2cfd", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular rehearsals and want a light, comfortable setup with dependable string replacements, secure strap attachment, and plenty of thin picks for consistent strumming and practice.", "positive_items": ["B00IPHSRN2", "B09RJZSQML", "B01C5TBX68"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebc7f83a585d1297161e5510", "partition": "shared_train", "query": "I'm building a versatile electric-guitar pedalboard for recording and live practice, with sustain and dynamics control, classic swirling modulation, chorus or vibrato textures, and durable thick picks for expressive playing.", "positive_items": ["B07NDW2L5L", "B0C61YPCBZ", "B0983TPW81", "B00AHEWBM4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebc84de80c6355e223c71e8c", "partition": "shared_train", "query": "I\u2019m preparing for marching percussion practice and need lightweight, responsive sticks, white wrapping that makes them visually stand out, and a realistic practice surface for technique work.", "positive_items": ["B09M5Q8FJC", "B0BKZ67C9F", "B0BKZ3JPNH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebccd062bf8beaad59f1e1b9", "partition": "shared_train", "query": "I\u2019m outfitting a portable small-event sound rig around my compact digital mixer, needing rugged waterproof transport, multiple balanced XLR connections, and an interference-resistant wireless microphone for lectures or live presentations.", "positive_items": ["B07FNZW74D", "B00O0WQJX6", "B0B52FBC66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebe4522bffb2cd0877f09eff", "partition": "shared_train", "query": "I\u2019m recording a live singer-guitarist demo at home and need comfortable hands-free instrument support, a reliable vocal pickup, and headphones for monitoring vocals and guitar.", "positive_items": ["B002GHIPYI", "B0002O7L2O", "B0BKNYGC3V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebf55b987bf0ff05acce1c9a", "partition": "shared_train", "query": "I want to give my electric guitar a complete maintenance setup: replace the strings with a heavier gauge, measure and adjust string height, safely support the neck and body, clean and polish the finish, condition the fretboard, and protect the finish around the strap buttons.", "positive_items": ["B0BSGM6CQ9", "B01K1S6S9W", "B07WPS4QD8", "B0188WO6OC", "B0BT32Y216", "B00TV90MT0", "B07B8WL33G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebf5ceab204a2074af63240e", "partition": "shared_train", "query": "I\u2019m rebuilding a rock drum kit for recording and need punchy, short-sustain tones: a deep, durable coated head for a 13-inch snare, a clear resonant head for a 14-inch snare, and a focused, thumping head for a 22-inch bass drum.", "positive_items": ["B0C3H5XVHK", "B0BCXD2QDB", "B0B9HNVSF9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ebfa30d49ba281f4749b2943", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording station and need a sensitive studio microphone with stable adjustable positioning, reliable XLR connectivity, and protection from popping sounds for cleaner takes.", "positive_items": ["B0846J7THY", "B08DBDD6CM", "B016QUXTZU", "B08ZFQ8GLV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec1b73c90e8abffcd4b4e207", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar practice setup with varied pick options, a compact amp for clean or overdriven tones, and a long cable for flexible positioning.", "positive_items": ["B00P0HHNJO", "B01DE4DTAG", "B09DF2S1DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec1d0d563d160b9d3d779132", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and want a maintenance setup for cleaning and conditioning the body, fretboard, and strings, changing strings efficiently, and keeping picks handy on the instrument.", "positive_items": ["B07N5MJDBF", "B08R5GM6YB", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec2307e2e9a2453d320c4c25", "partition": "shared_train", "query": "I\u2019m putting together a compact live keyboard-and-vocal setup and need reliable power for my electronic keyboard, clean direct connection to the sound system, and a microphone mount that reduces stage vibration.", "positive_items": ["B0BR2J1P6R", "B0002GIRAC", "B001OAGQ80"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec2d4adc72329f4eab1ac8b0", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar rig for gigs and need to maintain the fretboard, play with precise durable picks, control the tremolo when needed, and transport my rack-mounted gear safely.", "positive_items": ["B09TGD5X27", "B004MNCLIA", "B08CSQNMN5", "B0B8Z5SBPZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec348fb35a9d7954812f4e3b", "partition": "shared_train", "query": "I\u2019m upgrading my Precision Bass for a punchier, higher-output sound, fitting a black 13-hole replacement guard, and practicing the refreshed instrument with reliable audible or visual tempo and tuning support.", "positive_items": ["B0BCL4K9GF", "B0B81J9HDM", "B0002GKYZI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec34adac08e09347f80522fd", "partition": "shared_train", "query": "I\u2019m setting up a compact live-band rehearsal rig and need long balanced audio connections, several patch runs between the mixer and effects or amps, plus a clamp-on tray to keep small controls within reach while performing.", "positive_items": ["B0BM71QK8M", "B09398HH18", "B0002F4N0Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec3c6469f5f897beebca2589", "partition": "shared_train", "query": "I\u2019m setting up a home guitar corner where I can keep one instrument ready to play, display another safely on the wall, and prevent the strap from slipping off during use.", "positive_items": ["B0179A4ILK", "B000EEHKVY", "B00WJ3JUFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec43d01016dd687a8c299fcf", "partition": "shared_train", "query": "I\u2019m setting up a simple recording session for my seated 12-string acoustic guitar and vocals, with fresh strings and two adjustable mic positions connected to my recording equipment.", "positive_items": ["B08DBDD6CM", "B0BTC9YJ2W", "B00FO1ND9A", "B0070Z88L6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec45ad86df098a484ab802d0", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for writing songs, with reliable instrument connections, cleaner vocal takes without harsh plosives, and hands-on control of virtual instruments and drum parts.", "positive_items": ["B00VSYN25M", "B08FDBCYHL", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec48b42abc8930a85667ed6b", "partition": "shared_train", "query": "I\u2019m refreshing my six-string acoustic guitar for practice and small performances, needing replacement strings, an easy way to change keys, accessible picks, and one practical tool for removing and installing strings.", "positive_items": ["B0064RNSUM", "B00CPLODUU", "B01K1EJQ9U", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec4e015e0c122f02201cfffd", "partition": "shared_train", "query": "I\u2019m recording a small acoustic ensemble and need a stable two-microphone stereo setup on adjustable floor stands, with enough durable XLR connections to route the microphones to my recording gear.", "positive_items": ["B0C4XQ496G", "B01N8SPTB3", "B00JR2DDW4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec5eeb3172b1c8be6b797852", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar for home practice and recording, with bright high-strung tuning, an easy way to restring it, and an amp for clean, driven, or headphone practice.", "positive_items": ["B08R5GM6YB", "B0BPJ4Q6FJ", "B0BT862N4P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec622db644cfc1425e7930dc", "partition": "shared_train", "query": "I\u2019m setting up an acoustic-electric guitar practice and rehearsal setup with protected transport for a mini-jumbo instrument, hands-free playing, and a compact amp for exploring different tones.", "positive_items": ["B00EM5UOE6", "B095XCZXNQ", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec6d28860d88da4950d29ea5", "partition": "shared_train", "query": "I\u2019m putting together a portable turntable-based DJ setup for small events, with needle-free software control, closed-back headphones for cueing, a powerful passive speaker for the audience, and a wheeled protective console case for transporting the gear.", "positive_items": ["B00NXK12WY", "B09NN6GQQ7", "B09SBFH46Y", "B001Q3KSLG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec74de7036f951dbda60f9d7", "partition": "shared_train", "query": "I\u2019m setting up a portable podcast recording station for in-person panel discussions and remote phone guests, with a quality microphone, multiple headphone monitoring, multichannel recording, and easy sound cues for live episodes.", "positive_items": ["B09R6TM3YG", "B08HKL3T1S", "B0BK6SCTM2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec7d8660c02785dc22be270a", "partition": "shared_train", "query": "I\u2019m rebuilding my Stratocaster and need vintage-style single-coil tones, a gold tremolo bridge replacement, and compatible USA-sized electronics for the wiring and controls.", "positive_items": ["B09NXQ86L1", "B00COOFHA8", "B078RGGSH9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec83e1ccc06e2155faa54595", "partition": "shared_train", "query": "I\u2019m expanding my drum kit for experimental performances and need a China cymbal accent, a 16-inch tom head for balanced tone, and pitched auxiliary drums with a stand.", "positive_items": ["B0002F4MKW", "B0064RHZQ0", "B00K7VE5MQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec84f5e664411296bc14c1f5", "partition": "shared_train", "query": "I\u2019m setting up a small home music rehearsal station with an electric guitar and keyboard, and need reliable playing accessories, hands-free sustain control, and a long, noise-resistant cable for connecting instruments to my amp.", "positive_items": ["B0BH8LF6Z9", "B0BT9R8MMV", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ec99a23896ecd94a19c35714", "partition": "shared_train", "query": "I want to start practicing electric guitar and need a dependable instrument, a cable for connecting to an amplifier, and durable replacement strings.", "positive_items": ["B01DE4DTAG", "B0BGQG84Y4", "B0002H0SWQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eca4ee812eff078ce8787dd4", "partition": "shared_train", "query": "I\u2019m setting up a portable digital piano practice station and need sturdy adjustable support, piano-style sustain control, and reliable dust and water-resistant protection for transporting or storing the keyboard.", "positive_items": ["B01MSNF951", "B00KMA0R38", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eca6a8bbdbf15595e2a07d7c", "partition": "shared_train", "query": "I\u2019m refurbishing my Tele-style electric guitar and need a metallic replacement pickguard, matching numbered control knobs, fresh ultra-light strings, and compatible strap-lock hardware with replacement pins for a secure, reliable setup.", "positive_items": ["B0B5TPWM1R", "B0009FC95K", "B0B8TJ6S63", "B079TLFL33", "B07NC3QVXV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecacc932ee853fa0d4194f4a", "partition": "shared_train", "query": "I\u2019m restringing my 12-string acoustic and want extra-light phosphor-bronze strings, comfortable picks for playing, and a cleaner/lubricant refill to keep the new strings protected and sounding good.", "positive_items": ["B09LSJXFWH", "B08PDNZW18", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecb15c362bad68c1f1c968f3", "partition": "shared_train", "query": "I\u2019m preparing my Stratocaster for an overdriven practice and performance setup, with a secure tremolo arm, hands-free switching, expressive gain control, and durable heavy picks for playing.", "positive_items": ["B09X8TQNNQ", "B07Y6TSTS2", "B004OK1G64", "B0BR2G8WYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecb275068c9628f4cd4df54e", "partition": "shared_train", "query": "I\u2019m setting up a home guitar maintenance station where I can safely change strings, support the neck, clean the instrument and hardware, and monitor humidity and temperature to protect it between sessions.", "positive_items": ["B0BK9ZT28X", "B0BGLG4HQ9", "B0BKZ2W81F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecb43760293c555122bc730a", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a practice session and need supplies to clean and restore the fretboard, keep my music pages open, and play comfortably with durable, grippy picks.", "positive_items": ["B09TRX519R", "B093YKLWVN", "B07KVJKP45"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecb8d0ae12940cddb48c3b50", "partition": "shared_train", "query": "I\u2019m setting up a portable beginner piano practice station at home that works for both kids and adults, with adjustable playing and seating heights, built-in learning support, and easy storage or travel.", "positive_items": ["B01B15JPCQ", "B0C5YS1Q4S", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecbba936617fae50c338d96c", "partition": "shared_train", "query": "I\u2019m setting up a small demo project to record vocals and instruments one performer at a time, using several dynamic microphones with a compact multitrack recorder and one reliable XLR connection.", "positive_items": ["B00B9060X6", "B07C91JT14", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecbc8e53d5b26e6a93e40798", "partition": "shared_train", "query": "I\u2019m putting together a portable live percussion and brass setup and need focused close miking for different instruments, plus secure, organized foam storage for transporting the gear between gigs.", "positive_items": ["B000K67VG0", "B001Q3KTEW", "B001W99HE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecc161421737358d625ad972", "partition": "shared_train", "query": "I\u2019m refurbishing a Tele-style electric guitar and building a small pedalboard, with upgraded tuning and bridge hardware, expanded pickup switching, vintage-style rewiring, reliable pedal power, and cables for connecting the guitar, pedals, and amplifier.", "positive_items": ["B0B95V41NR", "B07V12G7TQ", "B08L4YMSHD", "B01LSHMR86", "B0B8F6LD9F", "B07BSJV5DY", "B005SGBHU8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecc3b0ee2819c5ef90f2c6c5", "partition": "shared_train", "query": "I\u2019m building a compact guitar pedalboard for retro, spacey tones and need modulation, vintage-style echoes, and short right-angle patch connections to keep the pedals close together and the setup tidy.", "positive_items": ["B000KIPTE4", "B07MHL48V6", "B07JCW1KGG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecc5d24ebddcb5cbaeaa75e0", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar pedalboard for lo-fi, glitchy delay sounds, with short right-angle connections and sturdy picks for rehearsing and live playing.", "positive_items": ["B06Y5YSC6C", "B00HU25WSQ", "B007X60AZ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecc89319ed98eb9a10af81bb", "partition": "shared_train", "query": "I\u2019m building a compact guitar rig for warm, clear hard-rock rhythm and sustained lead tones, with a responsive overdrive, a 5-watt tube head, and a detailed 16-ohm speaker.", "positive_items": ["B0032WBK5M", "B074TP56VD", "B08N636GN1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eccf843c666f97600fe9ba05", "partition": "shared_train", "query": "I\u2019m putting together a dependable setup for practicing snare parts at home, with a stable adjustable stand, sticks suited to dry hands, and a standard key for tuning the drum.", "positive_items": ["B000WIRFD0", "B000EEHGE0", "B09TXP3FSK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecd685c7c26d0e54101f5bd2", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to upgrade its control hardware, make the strap connection safer, and have durable picks for setup and test playing.", "positive_items": ["B00OF7FK8Q", "B07F5PX9Y3", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecf280b6d6c8adbee0fd65cc", "partition": "shared_train", "query": "I\u2019m giving my 7-string electric guitar a full restring and refresh at home, and need durable replacement strings, a safe way to support the neck, plus tools and conditioner to clean the strings, hardware, and fretboard.", "positive_items": ["B0928HW2P4", "B07NMSZV4J", "B00TV90MT0", "B0BK9ZT28X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecf379431f5a50f3a73a46c1", "partition": "shared_train", "query": "I\u2019m preparing a small band rehearsal and recording session: I need to refresh my bass, mount an extra tom securely, manage a guitar wireless receiver, control drum volume with a clear shield, and mic the kit reliably with a stand and quality XLR cable.", "positive_items": ["B072PQT2DM", "B09YDBKT7M", "B07D5W5X3Z", "B0C5SCVH3W", "B0002MSPBM", "B015JTEBN8", "B07MG8PHF2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecf65b3b7d43e1de84d77185", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording or rehearsal microphone station and need a stable floor stand, an adjustable mini-boom for positioning the mic, and a thread adapter to make European and standard microphone fittings compatible.", "positive_items": ["B0BR2KL6QL", "B0B8Z59D2M", "B0179C3V7K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecf71f382dbf1abb39f8ab3f", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar practice setup and need secure edge support for the instrument, a sturdy way to mount a heavier accessory, and quick clip-on tuning.", "positive_items": ["B0002F78QW", "B097FMTZCP", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ecfaf88b89c9f1c2b90ce5d3", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for hard, loud playing and need durable replacement heads across smaller, 13-inch, and 14-inch drums, plus a coated, reinforced head for added strength and control.", "positive_items": ["B0BBQ363GF", "B01M4NPMKH", "B09MWGZDJS", "B0BHTBV3RK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed1ae5661fd793e403feaca7", "partition": "shared_train", "query": "I\u2019m refurbishing my Squier-style electric guitar and need compatible chrome hardware to guide and secure the strings, a vintage-style tremolo bridge with pop-in arm, and fresh regular-gauge strings for the final setup.", "positive_items": ["B084ZFJWTJ", "B07DVFVL98", "B00EL7666K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed1c23996fde0930febf409d", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a simple home recording and need replacement bridge hardware to secure the strings, along with an adjustable stand and reliable connection for positioning and plugging in a microphone.", "positive_items": ["B07D444NSP", "B0BQ4HSKC9", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed1cdea995e9469d53f75d67", "partition": "shared_train", "query": "I\u2019m refurbishing my Strat-style electric guitar and need supplies to secure loose hardware, replace missing control fasteners and selector parts, clean and condition the fretboard, safely tighten the output jack, and test the repaired electronics with useful live-ready effects.", "positive_items": ["B004SX1BCG", "B093YKLWVN", "B075SVNSW2", "B078PG7NBY", "B076B88H5B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed2475b6459f52b48735f1ac", "partition": "shared_train", "query": "I\u2019m building a compact home recording setup and need a dual-channel mic and instrument preamp with 12AX7 tubes, secure ventilated rack storage on casters, and a powered subwoofer for accurately monitoring low frequencies.", "positive_items": ["B00JDB7ZOG", "B00X8MTF8A", "B005F5TP6U", "B071VJQ99L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed36b129d3871e10e158dfed", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and voiceover recording station and need adjustable stands for studio monitors, a swiveling microphone arm, and a pop filter to reduce plosive bursts.", "positive_items": ["B0BYXQHW7Y", "B016QUXTZU", "B005JTV358"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed3c97eb939d45c58acc67c7", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular playing and want to smooth any sharp fret ends, make tuning quick and accurate, and keep the strap securely attached without modifying the instrument.", "positive_items": ["B093LTCPM1", "B0BGCMQWPF", "B013ZHK4DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed3cea07c96be944e822ee3a", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for portable amplified practice and small outdoor performances, so I need fresh strings, an easy-install soundhole pickup, and a compact amp with headphone-friendly controls.", "positive_items": ["B01DBS2U9G", "B06XWLXCFC", "B006XYAR0U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed3fb4a67931f9dd9d6f442a", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing and small live performances with my full-size keyboard, including stable height-adjustable support, protective transport storage, and clear amplified sound with effects.", "positive_items": ["B017DNYX2W", "B000MJ9EBA", "B00TZH5DJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed416f7c527708f4cd858863", "partition": "shared_train", "query": "I\u2019m preparing my bass for a visually striking, long rehearsal and live set: I need to freshen the bridge pickup area, add bright stage-ready strings, reduce shoulder strain, and have both thumb and firm pick options.", "positive_items": ["B001OICJCE", "B07MQJQTR7", "B0002OOMWQ", "B09VSJD5GP", "B07F5PX9Y3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed4c8a79e816dc10e1764689", "partition": "shared_train", "query": "I want to record a guitar-and-vocal demo at home, with a stable adjustable boom setup, secure microphone mounting, a compact right-angle instrument connection, and a USB interface for clean simultaneous recording.", "positive_items": ["B07RSSBZC2", "B019NY2PKG", "B09RN7GR8F", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed5cfe78af149d8947b30c3b", "partition": "shared_train", "query": "I\u2019m getting my five-string bass ready for an upcoming rehearsal and need everything to restring it, play comfortably with a pick, and connect reliably to my amplifier.", "positive_items": ["B0BHG58G2F", "B01DE4DTAG", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed5e8157239c84ee7e0f28e5", "partition": "shared_train", "query": "I\u2019m restringing my electric and 12-string acoustic guitars for a recording session, and need heavier-gauge electric strings, warm extra-light 12-string tone, plus precise, grippy picks for tracking.", "positive_items": ["B0BL38ZMVZ", "B0BTC9YJ2W", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed6a34109005937636dbb4d5", "partition": "shared_train", "query": "I\u2019m restoring the controls and electronics on an electric guitar and need replacement knobs, a three-way pickup selector, a new output jack, and a reliable cable to connect and test the instrument afterward.", "positive_items": ["B0037BS73Q", "B0B8Z6YPWN", "B01DPCONFM", "B009DYPWBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed7c51c53fa9499ad190f570", "partition": "shared_train", "query": "I\u2019m setting up a professional livestream and podcast desk that needs clear broadcast-quality voice capture, an adjustable mic position, and hands-on control for mixing, vocal effects, and sound cues.", "positive_items": ["B08T2MZVCJ", "B0B89ZSYS7", "B07JKNG4NV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed8113e96b741bfe76dc1502", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal recording session and need to connect several handheld microphones at once, reduce wind and moisture interference, and route everything reliably into my computer.", "positive_items": ["B091MZPYBQ", "B07CYRYQ8G", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed837c3f178fa2ea29d472fe", "partition": "shared_train", "query": "I\u2019m setting up a compact home hip-hop recording session and need a quality condenser microphone for vocals, a portable drum setup for tight spaces, and a stable, comfortable seat for playing.", "positive_items": ["B075LTXWCL", "B0098JPG9O", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed84e3bbb86c1d4b4691017c", "partition": "shared_train", "query": "I\u2019m setting up a portable solo music performance and need a stable boom for vocals, room for sheet music, and enough cabling to connect my instrument and microphone to the sound system.", "positive_items": ["B0002ORP8E", "B00RVE9X06", "B08DBDD6CM", "B07LG345LV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed8903b1cc05166bbec74920", "partition": "shared_train", "query": "I\u2019m preparing several electric guitars for a rehearsal and need a safe way to hold them, fresh heavier-gauge strings, and a reliable clip-on tuner for quick setup.", "positive_items": ["B0BSGM6CQ9", "B08JMQR2JK", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed9ae40f9228249e7c2528d9", "partition": "shared_train", "query": "I\u2019m getting my tenor sax ready for regular rehearsals and gigs and need a practical setup and maintenance bundle with secure mouthpiece support, neck comfort, reed storage, cleaning tools, and cork care.", "positive_items": ["B017DBD44C", "B081H9Q83H", "B07Q422FS6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ed9b5dc289d1cf546ebc2591", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and want a comfortable, secure strap setup, fresh long-lasting strings, and accessories for quick key changes and warm, consistent picking.", "positive_items": ["B07RLX16L1", "B07S4195HX", "B0B8LMGQVX", "B0C58M767M", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edb0cfc489b2c977ae1180cf", "partition": "shared_train", "query": "I\u2019m setting up a compact electronic percussion practice rig and need a small mixer, secure clamped mounting for the electronic gear, and a reliable instrument connection with quick silent muting.", "positive_items": ["B0002D03AW", "B0BKZ2F82F", "B0021VNLVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edb30fbca0bac41f681d7df4", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for comfortable, secure playing while doing some maintenance. I need an extra-long adjustable leather strap, dependable strap hardware, and a cradle that supports the neck while I work.", "positive_items": ["B07FYCFD56", "B014PEZVKU", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edc3f18f53f406e4a9b94d9a", "partition": "shared_train", "query": "I\u2019m putting together a small acoustic guitar rehearsal setup centered on a 12-string: I need a stable way to park several instruments, an easy all-in-one tool for restringing and bridge-pin changes, and comfortable thumbpicks for controlled fingerstyle parts.", "positive_items": ["B08R5GM6YB", "B0713XZR7B", "B08JMQR2JK", "B000EEJE4K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edc5fb414a596408c193547c", "partition": "shared_train", "query": "I\u2019m preparing a small live acoustic-guitar performance and need fresh strings, reliable pedalboard signal connections, a tone-preserving buffer, and properly shielded DMX cabling to run the stage lighting without interference.", "positive_items": ["B097QCH29V", "B0002D0C1C", "B00AHEW7W8", "B071CSRJ1S", "B09ZTHDXTD", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edc7e175f03a8017b1c6ccb0", "partition": "shared_train", "query": "I\u2019m setting up a colorful small-stage karaoke and DJ event, needing hygienic microphone protection, easy-to-identify audio connections, and a proper termination for the lighting control chain.", "positive_items": ["B0BH49Q6ZS", "B00GQ5FQV6", "B09ZTJH58K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edd845ba10638bfb8c0019c2", "partition": "shared_train", "query": "I\u2019m setting up my acoustic guitar for learning blues and slide songs, and need an easy way to change keys, play with a slide, keep the instrument secure while standing, and add comfortable thumb-picked rhythm parts.", "positive_items": ["B095ZXXS1R", "B07XP6MHQT", "B0BSCFTV2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eddff233e00883ed86518298", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for recording and gigs, so I need precise tuning, controlled tom and snare overtones, and padded protection for transporting everything safely.", "positive_items": ["B0BZX4HHSB", "B09RBFKS1X", "B0002GO8NM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ede02a6b0c2821477a2ed9d7", "partition": "shared_train", "query": "I\u2019m restoring an older Fender-style bass for dependable stage playing and need period-appropriate hardware, comfortable balanced-tension strings, and a secure strap connection that can handle active performances.", "positive_items": ["B0BR2VNH4X", "B00B1ZONFG", "B0BCXS7X26"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ede2ca485efcc6f1b8ff4fc9", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar rig for a rock rehearsal and want fresh heavier-gauge strings, reliable playing support, picks, a short pedalboard connection, classic overdrive and distortion options, plus delay for adding rhythmic ambience.", "positive_items": ["B00186L9X2", "B0064BCRQE", "B0716QP8SR", "B086QMZG22", "B0B95V41NR", "B09V91H5XM", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edee6693c8e7498a9c6072fa", "partition": "shared_train", "query": "I\u2019m putting together a comfortable mandolin practice-and-gig setup and need reliable picks for playing, a supportive adjustable seat, a secure strap for standing, and a padded soft case for transporting and storing the instrument.", "positive_items": ["B07C859Z9T", "B09T82W1SN", "B0B8LYBTXZ", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edf34eda18845d8fa0df1966", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for playing guitar at small live gigs and need comfortable instrument support, fresh picks for playing, and a way to mount my mixer on a standard microphone stand.", "positive_items": ["B0002E38UI", "B0BKZ5N3PC", "B01IWQ9CC0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-edf9b48fc52fbaf70a14d918", "partition": "shared_train", "query": "I'm setting up a small live music performance and need an elevated, stable stand for my guitar amp, plus a way to secure a wireless handheld mic and keep shared microphones clean and protected from handling noise.", "positive_items": ["B09496Q7TX", "B07KDSZ2TJ", "B08FC4P2F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee04d52aa2a21f1e089d85a4", "partition": "shared_train", "query": "I\u2019m putting together a compact live acoustic setup for a small venue and need a safe way to keep two guitars ready, mount the PA speaker above its subwoofer, and connect a microphone to the sound system.", "positive_items": ["B07MZVLGK2", "B072PQT2DM", "B09JMYM88H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee09404be58f12ba4eb7a1b6", "partition": "shared_train", "query": "I\u2019m upgrading my Epiphone-style Les Paul for better tuning stability and a cleaner headstock look, with a low-friction string guide, reliable 3-per-side locking tuners, and a replacement three-hole truss rod cover that I can customize.", "positive_items": ["B075SVSZJ8", "B07KYX3S8X", "B073RTT48C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee0aa4b6e84a3178c08ff3a2", "partition": "shared_train", "query": "I\u2019m setting up a 12-string acoustic-electric guitar for home practice and performances, with an easy way to change keys, play hands-free, and safely display the instrument on the wall when I\u2019m finished.", "positive_items": ["B01BGSJP2I", "B006GQX2L6", "B07D9NK1S1", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee0bb636defb3d13bf071157", "partition": "shared_train", "query": "I\u2019m preparing my guitars for rehearsals and small gigs, and need brighter, higher-output strings, a comfortable way to carry one securely, reliable strap attachment, and a stable folding stand for storing two instruments.", "positive_items": ["B000VUNEZM", "B09G5QS1VD", "B00H35YIJE", "B00N5THBGO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee0ec9d09b99cedd3623c50b", "partition": "shared_train", "query": "I\u2019m setting up a small blues recording rig and need a thick-walled glass slide for warm, harmonically rich guitar tones, plus short balanced XLR connections for routing microphones and other studio equipment cleanly.", "positive_items": ["B0050DDNP6", "B09P3ZVLV8", "B000UJHHLQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee158d07082cd452afbc36cc", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home practice space for learning piano, with a full-size weighted keyboard, adjustable padded seating, and closed-back headphones so I can play privately without disturbing anyone.", "positive_items": ["B0C3LKLKHX", "B07DL3DR2D", "B07C3NTDTQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee1c40b318b385b85b8ae1d1", "partition": "shared_train", "query": "I\u2019m refreshing a six-string electric guitar for Nashville tuning and need stable tuning hardware, fresh bright strings, and a dependable cable to connect it to my amp for testing.", "positive_items": ["B01DE4DPSC", "B0BPJ4Q6FJ", "B0BKR2ZM9X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee26dc286f4a32001f630d84", "partition": "shared_train", "query": "I\u2019m refreshing my bass setup for small live gigs and need better control hardware, fresh replacement strings, a reliable 1/4-inch instrument connection, and enough amplification to drive my speakers.", "positive_items": ["B00AJJIBIU", "B00162ZSWQ", "B002E9IM7S", "B0732H8P8S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee3ce35108879420999ffa51", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for rehearsals and small gigs, and need a comfortable adjustable strap with a secure attachment system plus cleaner, surge-protected power for my amp and pedals.", "positive_items": ["B0B1453WVY", "B014PEZVKU", "B07CQQXQ4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee4c7848e86143a19af0d833", "partition": "shared_train", "query": "I\u2019m setting up a 1/2-size classical guitar for a beginner\u2019s lessons and home practice and need replacement nylon strings, easy tuning, a way to change keys, and convenient pick storage.", "positive_items": ["B079NS31NK", "B0BSCFTV2G", "B01K1EJQ9U", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee52fd167707259821f5045a", "partition": "shared_train", "query": "I\u2019m building a DIY electric guitar from an unfinished kit and need the electronics, a bright high-strung Nashville setup, and durable thick picks to test the finished instrument.", "positive_items": ["B0BPJ4Q6FJ", "B07YMGPV7P", "B08176FCK6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee57c41a0b52724389757c6c", "partition": "shared_train", "query": "I\u2019m putting together a small kids\u2019 rock performance at home and need a compact setup for a young drummer, hands-free vocal microphone positioning, and battery-powered amplification for an electric guitar, all easy to use in a bedroom or living room.", "positive_items": ["B07QZXYB2M", "B06XWLXCFC", "B07BZWB2Q6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee5ff929628fa15346a905b9", "partition": "shared_train", "query": "I\u2019m putting on a small live rock performance and need atmospheric effects, colorful stage illumination, and a matched cymbal setup for the drummer to complete the venue\u2019s sound and visuals.", "positive_items": ["B074LSHT37", "B06Y64N5BH", "B00IH0BP6S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee72d52bf5ffad7947575803", "partition": "shared_train", "query": "I\u2019m setting up a simple guitar practice station at home and need reliable pitch checking, a safe place to rest the instrument between sessions, and a variety of pick feels and thicknesses to discover what suits my playing.", "positive_items": ["B08XYTW5S2", "B08BJGBHN7", "B015HG7HMA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee72ef13033ec9505c2b8945", "partition": "shared_train", "query": "I\u2019m putting together a compact violin rehearsal setup with better bow grip, a secure place to rest the instrument, and an adjustable holder for sheet music or set lists that saves space.", "positive_items": ["B00V8URXSS", "B000F3FQP6", "B003QTM9O2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee7781f4892aba097f7ecbfc", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular rehearsals and small gigs; I need comfortable hands-free support, a reliable way to tune accurately, and something gentle for wiping away fingerprints and grime after playing.", "positive_items": ["B0B2ZFSD1F", "B0BK5CXZBT", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee7dfb9cf266309ffd042b93", "partition": "shared_train", "query": "I\u2019m creating a small classical-guitar teaching and display area: I need an affordable full-size nylon-string guitar, a discreet way to amplify it, and secure wall-mounted storage for instruments.", "positive_items": ["B01LABLTRU", "B01538FCGK", "B00Y44W5WO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee800855f4e7066f1e336366", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular practice and small performances, and need a stable way to store it, reliable strap attachment hardware, and comfortable adjustable support for carrying it securely.", "positive_items": ["B09V4JQTN4", "B0B8Z4YV4T", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee9cd1b8a71c3dee65c228ab", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar and need a replacement headstock surface, a stage-ready pickup and preamp system, plus bone nut and saddle components with tools for fitting.", "positive_items": ["B006X71KXA", "B07CQSZQZL", "B01LYLMP6E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ee9d8759a11a97d94e7e3230", "partition": "shared_train", "query": "I\u2019m setting up a home drum kit for regular rehearsals and need comfortable adjustable seating, two stable boom-mounted cymbal supports, and versatile tools for tuning drums and quickly changing heads.", "positive_items": ["B01N4S8BBJ", "B0002F4VF8", "B00FX1X51C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eea0fb4f07a7b8bd55f8ac5a", "partition": "shared_train", "query": "I\u2019m restringing and setting up my acoustic guitar for a small performance, so I need an all-in-one tool for changing strings, a clip-on tuner for accurate tuning, and a reliable capo for playing songs in different keys.", "positive_items": ["B0BSCFTV2G", "B08R5GM6YB", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eea55e0b3be2b1b14bacd807", "partition": "shared_train", "query": "I\u2019m preparing for a week of clarinet rehearsals and performances and need compact instrument support, hands-free playing comfort, replacement reeds, and cork grease for quick setup and daily maintenance.", "positive_items": ["B09TQ5K47S", "B08DLK3GC9", "B000RVXPXG", "B07Q422FS6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eea5fab510783089116ef855", "partition": "shared_train", "query": "I'm upgrading my Strat-style electric guitar for reliable gigging: I want smoother, more stable tuning, classic single-coil character without hum, and a secure strap connection for energetic performances.", "positive_items": ["B0B9TBDBRJ", "B0002E3D44", "B014PEZVKU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eea8dcf0bde49aa30ab1d3d9", "partition": "shared_train", "query": "I\u2019m setting up sound for a small live singing performance and need reliable vocal pickup, enough cable length to connect the microphone to the audio equipment, and a rugged speaker that can project the performance to the audience.", "positive_items": ["B00IMB151M", "B003GEBGA0", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eeb016f289dfa3abbd35ae83", "partition": "shared_train", "query": "I\u2019m setting up a small desktop recording station for clear spoken-word sessions, with a stable adjustable mic position, protection from plosives, and enough inputs to connect several microphones.", "positive_items": ["B00LOAASPC", "B07CYRYQ8G", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eeb096c72832cbf13e9ee8ee", "partition": "shared_train", "query": "I\u2019m putting on a small live guitar showcase and need expressive wah effects, reliable long and pedalboard connections, easy tuning, custom pick-making, an XLR connection workaround, and compatible fog-machine fluid for atmospheric stage effects.", "positive_items": ["B0C5LYJXLR", "B005FIFM14", "B01DPCONFM", "B06Y1KSVDK", "B077GK1J7N", "B005T800V2", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eeb51f300ed4afa38653370a", "partition": "shared_train", "query": "I\u2019m putting together a small live music session and need a portable setup to capture the performance, connect a vocal microphone reliably, protect it from wind and moisture, and elevate the PA speaker for the audience.", "positive_items": ["B07NSWD8BR", "B091MZPYBQ", "B0796CFWKG", "B000165DSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eeb96bc4301dbd6e45236bf4", "partition": "shared_train", "query": "I\u2019m rebuilding my acoustic-electric guitar for solo gigs and need stable machine heads, precise tuning, amplification for guitar and vocals, plus mic support for a compact live performance.", "positive_items": ["B0007ORM0K", "B07M6B3RDW", "B087QT1H4H", "B0BT8733SL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eebcf86a27a2c06227a34afd", "partition": "shared_train", "query": "I\u2019m preparing a guitar practice setup for switching between fingerstyle and flatpicking, with comfortable thumb picks, secure grip options, and convenient storage for spare picks during playing.", "positive_items": ["B09B14FM3M", "B09594T552", "B09Q5ZFXR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eed0f12cac2e6446bfcbb8a3", "partition": "shared_train", "query": "I\u2019m restoring an older Strat-style electric guitar and need parts for a complete hardware refresh: a new pickguard and pickup mounting hardware, reliable locking tuners, and a fret-leveling tool to fix buzzing and finish the setup.", "positive_items": ["B0BKR2ZM9X", "B077ZZ79HQ", "B014ZYPT34", "B0025PM6DM", "B0B8Z6MMNT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eed192937a83c67e48c68dbb", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar set and want hands-free foot percussion, shaker textures with different volume levels, and an easy way to change keys without retuning between songs.", "positive_items": ["B01MRJUB7Z", "B0CCK4YYNM", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eed5556cbc08023a9e632e51", "partition": "shared_train", "query": "I\u2019m organizing a small acoustic band showcase and need fresh strings for an acoustic guitar, a five-string bass, and a four-string acoustic bass, plus several adjustable microphone stands and protective windscreens for the performers\u2019 vocal mics.", "positive_items": ["B0BHG58G2F", "B07M81J38F", "B019LR2XTS", "B091MZPYBQ", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eed815152a22480be6a2c3a8", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal recording station and need a smooth-sounding XLR condenser mic, stable adjustable support, plosive protection, and a small stand-mounted tray for drinks and recording essentials.", "positive_items": ["B003LZ2IT2", "B07ZVHBFNJ", "B001KJHN3C", "B00YJ5C46K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eedb89c8df650b6849df56c1", "partition": "shared_train", "query": "I\u2019m restringing and refreshing my acoustic guitar and need a safe way to support the neck, clean and condition the fretboard, and speed up tuning-peg winding with my cordless drill without scratching the instrument.", "positive_items": ["B0928HW2P4", "B0C3LKJXFR", "B00TV90MT0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eee44dd55e0e9205102a8382", "partition": "shared_train", "query": "I\u2019m organizing a small children\u2019s biblical-music performance and need an easy-to-play wind part, a compact stringed accompaniment, and adjustable floor stands to position microphones for recording.", "positive_items": ["B0009VCPPS", "B07G4H21PM", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-eef84adadc0811071e5028dd", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular gigs and need a bright, light-gauge string setup, an adjustable comfortable strap, and reliable hardware to keep the strap securely attached while playing.", "positive_items": ["B0BJF97MDV", "B09M7F7LFB", "B00IPHSRN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef0004abea9d38570e1766d6", "partition": "shared_train", "query": "I\u2019m putting together a compact live band rig and need to route several instruments through a low-noise mixer, add an auxiliary drum to the setup, control volume hands-free, connect my instrument reliably, and keep a wireless bodypack secure during performances.", "positive_items": ["B07Y6TM959", "B000CCS3UA", "B01AW50JXA", "B06XB3FQKB", "B000EEHJX8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef036ef0eb10f1ad111d1f83", "partition": "shared_train", "query": "I\u2019m restoring a vintage tube hi-fi setup and need a precise replacement cartridge for my turntable, along with matched output tubes, a rectifier, and a low-noise preamp tube to bring the amplifier back into service.", "positive_items": ["B06XQM78Z8", "B00K59IXAA", "B07BMXBV73", "B079MGCM47"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef11fba339cf45cbf0fe9370", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style tube guitar amplifier and need parts to complete its signal path and cabinet: a clear replacement speaker, heavy-duty hookup cable, sockets for rectifier and preamp or power tubes, a compatible rectifier tube, and neat 1/4-inch speaker connections.", "positive_items": ["B07141VVF1", "B000TR7ZUW", "B005I6B6YA", "B003VKVO4M", "B0C5PRQ9K6", "B004X7OIRC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef174457adc3281ae8e5fea7", "partition": "shared_train", "query": "I\u2019m building a compact percussion setup for recording Latin-inspired tracks, with bright metallic accents, soft shaker textures that blend at low volume, and a punchy mounted bell sound to drive the groove.", "positive_items": ["B0007Y8GSM", "B0002IL3G0", "B00BQYODWK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef1d7f8cb02b6ea039b26a04", "partition": "shared_train", "query": "I\u2019m preparing for a small acoustic guitar performance and recording session, so I need durable strings, comfortable playing and tuning support, hands-free guitar positioning, reliable picks, and a stand to hold the microphone.", "positive_items": ["B09BF8XDF4", "B074WXM13T", "B0BKZ3GCGR", "B00H4PEMM6", "B015JTEBN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef219c608215c128a9f6434c", "partition": "shared_train", "query": "I\u2019m putting together a compact live guitar rig and need reliable short connections between pedals, tone and feedback control, a way to eliminate stage hum, and a durable strap for performing.", "positive_items": ["B0BK9YKQFR", "B0983RTWDV", "B005T800V2", "B00AV37F3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef2fc00b515fc31d1a54348a", "partition": "shared_train", "query": "I\u2019m wiring a portable live-recording rig for a small venue, with a long stage-to-mixer connection, multiple balanced microphone runs, and a panel-mounted stereo patch point for flexible routing.", "positive_items": ["B098PJL986", "B093T1Y12B", "B00C5B272Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef32eddff0edafde741cfbd4", "partition": "shared_train", "query": "I\u2019m building a versatile guitar rig for rehearsals and small gigs, with high-gain tube tones, controlled dynamics, and an expressive, adjustable wah sound that can also feed a PA or recording setup.", "positive_items": ["B00R7J4116", "B073WH58T5", "B074VF3TPL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef3d16aa6e1411615eaf0674", "partition": "shared_train", "query": "I\u2019m setting up a guitar practice station and need different picks to try, a padded stand for safe storage between sessions, and hardware that keeps the strap securely attached while I play.", "positive_items": ["B00IPH8MD2", "B00H35YIJE", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef4a7b9e8090fbb21a0d104c", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice station with an adjustable, stable place to play keyboard, a comfortable seat, secure protection for my electric guitar, and a way to practice guitar quietly through headphones.", "positive_items": ["B075NTZ5CK", "B093YGM3KQ", "B0BSCF2FD7", "B000ZJTPLG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef4f1c491b9dda80dbcd52d4", "partition": "shared_train", "query": "I\u2019m restoring an American-style Stratocaster and need compatible hardware to improve pickup selection, stabilize string tension, and replace the complete set of worn chrome tuning machines.", "positive_items": ["B0B92LPGD2", "B0B81D71K8", "B0B8Z6192W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef6731541e190a4beee9cc68", "partition": "shared_train", "query": "I\u2019m setting up a home recording space to capture warm, clear spoken vocals and music, with professional microphone preamp gain and reliable computer connectivity for recording and monitoring.", "positive_items": ["B001SAKLQ4", "B00UALWPCA", "B0B89ZSYS7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef687afbaa41caa691ccd1bf", "partition": "shared_train", "query": "I\u2019m building a home setup to experiment with recording acoustic guitar and percussion in stereo, needing matched condenser microphones plus basic mic positioning and signal connection; I\u2019ll source the second cable and mounting support separately.", "positive_items": ["B08T2L53XZ", "B097JDV3FW", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef6a08b714a8a0b2d375c9aa", "partition": "shared_train", "query": "I\u2019m putting together a small Latin-inspired percussion performance and need handheld instruments that cover textured scraping rhythms, bright jingling accompaniment, and crisp finger-click accents for a lively ensemble sound.", "positive_items": ["B000AUDMUU", "B00092Q2I8", "B0002F5C7Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef72aa32fd987bfe0d3597fd", "partition": "shared_train", "query": "I\u2019m recording a guitar demo at home and need a setup that keeps picks handy, gives me room to move while playing, and connects the instrument cleanly to my computer.", "positive_items": ["B00JWVVHAK", "B077Z9HF27", "B0BXT384GR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef7a4627ba27404f5869b022", "partition": "shared_train", "query": "I\u2019m setting up a small recording space to capture vocals and mix them accurately, with a smooth XLR condenser microphone, detailed headphones for monitoring, and powered studio speakers for playback.", "positive_items": ["B07ZVHBFNJ", "B0BLM2WS66", "B07SRDVZSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef7abcc15a0cce2c53f21982", "partition": "shared_train", "query": "I\u2019m setting up a small living-room acoustic jam and recording session, with a bass foundation, hand percussion and shaker textures, plus a large-diaphragm microphone setup protected for clean vocal or instrument takes.", "positive_items": ["B06WRTGSFR", "B001ECQOO4", "B0002F79E8", "B0002F51B6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef8a39a6f9d8a4375e75f5da", "partition": "shared_train", "query": "I\u2019m setting up a small home recording and live-sampling rig for spoken vocals, with a way to reduce plosives, trigger prepared sounds from performance pads, and blend everything cleanly.", "positive_items": ["B01IBETH0K", "B00VRPHV2M", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef8f23c2429935d7148a717a", "partition": "shared_train", "query": "I\u2019m getting my dreadnought acoustic guitar ready for a small outdoor gig and need supplies to refresh its tone, play comfortably, and carry it safely in changing weather.", "positive_items": ["B0B488CJSF", "B0BKZ3GCGR", "B0BFKQ9QXD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef9395473b7821befec0ed34", "partition": "shared_train", "query": "I\u2019m restoring and setting up my vintage acoustic guitar for regular playing, so I need safe care for its lacquer finish, fresh long-lasting strings, and comfortable picks for a clear, lively tone.", "positive_items": ["B00JL5IKKC", "B016R0GF3M", "B015TBAFYK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ef9efdf656d6350c29d1c290", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rehearsals and small gigs: I need longer-lasting strings and an easier way to restring it, secure strap hardware for safer movement, and a versatile clean-to-overdriven tone option.", "positive_items": ["B01LEZLRNS", "B09FSRVQ61", "B01LEZVYZO", "B07DWM2XSS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efa0181ca038a387053dbb23", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to rewire the controls to reduce noise, replace the pickup selector, and finish it with a comfortable, adjustable strap for playing.", "positive_items": ["B09YW3PJ7V", "B00PU048K8", "B00E4SN4VQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efac87933a8e963a45a9a62c", "partition": "shared_train", "query": "I\u2019m giving my acoustic guitar a full seasonal refresh: clean and protect the finish, condition the fretboard, stabilize its case humidity, install durable new strings, and tune it accurately afterward.", "positive_items": ["B07B8WL33G", "B015TBAAT0", "B0BPKTYTPQ", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efaf2d5a99ab159a9b66432b", "partition": "shared_train", "query": "I\u2019m building a compact guitar setup for rehearsals and small gigs, with versatile British- and Vox-style amp tones plus lightweight capos for quickly changing keys on different stringed instruments.", "positive_items": ["B006QUGBVK", "B005M0KLGQ", "B00N4ZHQ14"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efb15b96de337c14eee9f188", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for a neon-lit gig and need a compatible locking tremolo setup, a neck humbucker, bright coated strings, plus safe supports for working on it and holding my guitars afterward.", "positive_items": ["B0BXT424TP", "B01MDTVF37", "B00N5THBGO", "B00TV90MT0", "B0B5DW6F95"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efbc60adce5ba9f0ff582158", "partition": "shared_train", "query": "I\u2019m putting together a compact pedal setup for solo guitar performances and need reliable stage tuning, gritty overdrive, volume-swell textures, and hands-free looping for building layered arrangements live.", "positive_items": ["B075MPFFRV", "B0002MSQVQ", "B00HAHTM96", "B015X3CXXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efc59ccc415a7f7e41f8e905", "partition": "shared_train", "query": "I\u2019m putting together a portable electric-guitar practice setup with a reliable instrument connection, comfortable support while playing, tone experimentation, and a compact amp for home or travel use.", "positive_items": ["B08X3XVRM6", "B09R6PRMMY", "B06Y2W66F5", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efc80f043ae9b8e09e2cc248", "partition": "shared_train", "query": "I\u2019m restoring an older four-string Fender-style bass and want everything needed for a proper neck and fret setup, including checking relief, leveling the frets, improving tuning at the nut, and replacing worn neck hardware and control knobs.", "positive_items": ["B00127HZG2", "B07BTR9MH4", "B0BGGCFYRG", "B09MSK6322", "B0B819R6CN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efc9ca09d69e5d174d0e454b", "partition": "shared_train", "query": "I\u2019m setting up a home podcast recording station and need clear broadcast-quality USB audio, a way to connect my microphone securely to my existing stand, and protection from harsh plosive sounds.", "positive_items": ["B0C6H9T5T6", "B016QUXTZU", "B001H5OSCI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efcdc1a4cd0514e4de099ab2", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar and bass setup for a loud rehearsal and need fresh strings for both instruments, reliable connections from them through a distortion pedalboard to the amp, and a comfortable strap for playing standing up.", "positive_items": ["B002CVUNMA", "B003MQN8LM", "B0BSGM6CQ9", "B006ZBZBL6", "B088DD5M4V", "B0002F4VDK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efcfb3c71e188739b21d3b7b", "partition": "shared_train", "query": "I\u2019m setting up a home music practice corner to learn electric guitar, violin, and basic drumming, with comfortable seating and essential accessories for regular instrument practice and tabletop rhythm work.", "positive_items": ["B0BKZ61YJJ", "B09TXP3FSK", "B0BSCF2FD7", "B006O64JMY", "B000EVG7IO", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efe69ab0c3c90f50f59d8954", "partition": "shared_train", "query": "I\u2019m setting up a compact acoustic performance and need a stable vocal microphone setup plus an adjustable stand to position my guitar amplifier securely for the audience and performer.", "positive_items": ["B000OLPNG6", "B00B5LFEMC", "B000RXPQSQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efe713fde6dc323512493176", "partition": "shared_train", "query": "I\u2019m setting up a compact home rig to record guitar and vocals: I need an instrument preamp, modeling amp with hands-free control, a condenser vocal mic with plosive protection, suitable XLR connections, and a portable multitrack recorder.", "positive_items": ["B00C10964I", "B07RC8CYF6", "B071DG54MX", "B01822J05S", "B0C5LYJXLR", "B016QUXTZU", "B006AVA3TQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efe8267ef4eb6012dd140c71", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record a live band demo, with clear vocal and acoustic instrument capture, close-miked guitar amps and drums, reliable long connections, and headphones for monitoring each take.", "positive_items": ["B00NPAMDQ6", "B0BX8GFGCZ", "B0BL8X66ZY", "B0002GJI3C", "B09998RDGC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efea156846fead010c2dcfde", "partition": "shared_train", "query": "I\u2019m creating a calming home sound-bath and meditation space and need complementary, richly tuned chimes plus a soft, flowing shaker sound for relaxation, yoga, and guided mindfulness.", "positive_items": ["B0B7PVM9CB", "B07WSXZTQT", "B0B1RGHH3B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-efeb65a587e32f5bda7c298f", "partition": "shared_train", "query": "I\u2019m putting together a bass rig for long rehearsals and gigs, and need a versatile preamp with DI capability, a comfortable supportive strap, and a compact angled connector to fit effects pedals neatly into the signal chain.", "positive_items": ["B0009E6RQS", "B01FX69CHW", "B06XCZXQ1K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0046626e4e799fb2b479bdb", "partition": "shared_train", "query": "I\u2019m preparing a mixed trumpet-section rehearsal and need compatible D-trumpet/Eb-cornet mute options, a quiet holder and protective carrying bag, plus a fitted valve guard for a Bb or C horn.", "positive_items": ["B00QLXZI48", "B000YH5A2W", "B0002E5680", "B0C3LJ8962", "B0C3PX32HD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f00dc40d7e0ebd4f435f500e", "partition": "shared_train", "query": "I\u2019m putting together a small setup to record live rehearsals and vocal takes, with clear vocal capture, direct connection for an instrument, and enough simultaneous inputs for several sources. What gear should I get?", "positive_items": ["B07CYRYQ8G", "B0BYXVCSGG", "B07FZ5XBCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0124afd67c9742621aaa440", "partition": "shared_train", "query": "I\u2019m putting on a small indoor dance party and need a simple setup to mix two audio sources, make hands-free announcements while moving around, and add colorful focused lighting for the dance floor.", "positive_items": ["B08R8PQS4R", "B08XCC32NB", "B091G24NXR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f013fe0ba5a874efa99f3e93", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar performance for an evening event and need to shape and amplify the guitar sound, project it through a portable speaker, and clearly read music onstage.", "positive_items": ["B08VHZ4FFW", "B01N77TIYZ", "B0BG6FP74K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0167696b7e0512d77e38c3e", "partition": "shared_train", "query": "I\u2019m putting together a portable tom setup for gigs and rehearsals and need convenient wheeled transport for several drums and accessories, individual padded protection for one tom, and a way to control unwanted overtones for easier tuning.", "positive_items": ["B074CM9YNY", "B00AHAFMCO", "B07V3NL6JD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f01d4178d2cb4fec03a0a6f5", "partition": "shared_train", "query": "I\u2019m assembling a custom electric guitar and need a finished alder body with vintage bridge mounting, a personalized neck plate, and reliable hardware for attaching a strap.", "positive_items": ["B0BCXRW7LX", "B00HMRZDSS", "B0B8Z4YV4T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f02d163c69f55cd8a3b8417a", "partition": "shared_train", "query": "I\u2019m putting together a portable acoustic guitar setup for practicing and playing casual gigs, including a protected instrument, reliable tuning, a spare string, comfortable support, and plenty of pick options kept handy.", "positive_items": ["B07FKJVVBV", "B08BJGBHN7", "B0B8M1RZWV", "B00IFOTSJW", "B01K1EJQ9U", "B0013OBV0K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f046092d48e1cca091ef6932", "partition": "shared_train", "query": "I\u2019m preparing my nylon-string guitar for a fingerstyle recital and need comfortable fingerpicking, quick key changes, and a fresh high-tension string setup.", "positive_items": ["B09LSLS83Y", "B07CRMZQTF", "B07Q5GCY4M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f04bf9b5e1549f063e077e9d", "partition": "shared_train", "query": "I\u2019m setting up a compact electronic music rehearsal rig with a USB keyboard for triggering parts, reliable balanced connections for microphones, and personal in-ear monitoring so I can hear myself clearly on stage.", "positive_items": ["B0B52FBC66", "B07C91W874", "B0B3LLNVNC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f04faecc50dcdacc85dee823", "partition": "shared_train", "query": "I\u2019m setting up a small home music practice space for clarinet and guitar, with comfortable hands-free support while playing, safe wall storage for the guitar, and protection for the floor beneath my music stand.", "positive_items": ["B01AW5068S", "B07MZ6XF6P", "B08DM9NFLH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f055f24b2deb074ee8e8f57d", "partition": "shared_train", "query": "I\u2019m setting up a live vocal sound system and need a clear handheld vocal mic, a mixer for EQ and effects, and crossover processing to route frequencies properly to the speaker drivers.", "positive_items": ["B0BMD5MVSZ", "B06Y3RZ7SS", "B08BZ635XJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f05968e4bb3c392b0f2fd464", "partition": "shared_train", "query": "I\u2019m giving my resonator guitar a full restring and cleanup, so I need a safe padded work surface, secure neck support, suitable nickel strings, an all-in-one restringing tool, and polish for refreshing the body and hardware.", "positive_items": ["B08R5GM6YB", "B0188WO6OC", "B0C6ZSKLSP", "B0B81MPBTB", "B0C3Q29DML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f061a6194b1e22d7a87f3fc7", "partition": "shared_train", "query": "I\u2019m setting up a home podcast studio and need a way to position my main large-diaphragm microphone with shock isolation while connecting several microphones for recording conversations and interviews.", "positive_items": ["B085RTZN3G", "B004NS21XO", "B07CYRYQ8G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0663024f0936df7d50d56a8", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar with an easy cosmetic makeover: I want to protect the top from pick scratches, add removable fretboard-style decoration, and keep the instrument accurately tuned while I work.", "positive_items": ["B0BPLFP5P6", "B078JSHJ99", "B0B9T61HDX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f06a2027d77a77e38a869bd7", "partition": "shared_train", "query": "I\u2019m expanding my drum setup for punchy Latin-inspired rhythms, with fast white-noise accents, a high cutting tone, and secure mounting for multiple accessories.", "positive_items": ["B00145743Q", "B08WXLP1KZ", "B07QGPYXG6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f06b080f1212e1f0df2127b8", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic guitar ready for casual performances and practice, and need comfortable hands-free support, dependable picks, and an easy way to change keys without retuning.", "positive_items": ["B0002D0CEO", "B074WXM13T", "B00CPLODUU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f07dd7680a18ea25aa13f4ab", "partition": "shared_train", "query": "I\u2019m organizing a small outdoor community concert and need a vocal setup with clear close-up singing, reduced breath and wind noise, and a portable PA that can fill the performance area.", "positive_items": ["B0BK6PMJD2", "B006BST39E", "B015WYRWYA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0820792cc882352c47c8c30", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar pedalboard for small gigs, with short right-angle connections between closely spaced effects, a way to send the instrument signal to a mixer, and a clamp-on stand accessory for keeping headphones or cables within reach.", "positive_items": ["B0027V760M", "B07JCW1KGG", "B06W2NS817"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0854b80b21234cfde840cb7", "partition": "shared_train", "query": "I\u2019m preparing my bass for rehearsals and need comfortable support, a long stage connection, and a safe drill-compatible tool for quickly changing strings without scratching the tuning pegs.", "positive_items": ["B07BLM53Z1", "B0C3LKJXFR", "B0B2ZTFJNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0862cf64ea64960524e8a1a", "partition": "shared_train", "query": "I\u2019m preparing my guitar for live country-rock playing and want a setup that keeps the instrument securely strapped, lets me shape rich overdriven tones, and gives my picking a brighter, durable feel for rehearsals and performances.", "positive_items": ["B07JKRBNWY", "B07S5H8WVN", "B0C3H7SNPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f08a9df8ab297235076789e0", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for small live gigs with durable bright strings, vintage-style bridge pins, and a passive pickup that can connect directly to an amp or PA.", "positive_items": ["B0727RZ4BG", "B000P5OULA", "B0BFKPWGQ6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0abd22989e3b3fe78c85cda", "partition": "shared_train", "query": "I\u2019m getting my solid-body electric guitar ready for rehearsals and small gigs, and need a comfortable way to carry it, protect it between venues, and connect it reliably to an amp.", "positive_items": ["B003BFZI12", "B06XB3FQKB", "B004GR9MOI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0b6e8cd7dda8bb462397eed", "partition": "shared_train", "query": "I\u2019m restoring and setting up my Fender bass, replacing its worn tuning hardware, adjusting the neck relief, and getting it accurately tuned for reliable playing.", "positive_items": ["B015XLDQD8", "B0C6HZKR2T", "B003AYE6VC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0bf374bfb6b76eab069be6b", "partition": "shared_train", "query": "I\u2019m refurbishing my Les Paul and building a quiet, cavernous pedalboard for recording, with matching replacement hardware for the guitar, reliable isolated power for several pedals, atmospheric reverb, and control over high-gain hiss.", "positive_items": ["B07MXRM7BB", "B07YK4QKNN", "B0BPNMSDGB", "B0C3LHRGB2", "B08KL656J7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0c013c02068f1e17afa64ed", "partition": "shared_train", "query": "I\u2019m building a beginner drum setup for home practice, needing foot-controlled hi-hat patterns, a ride voice, realistic snare-like rebound, and a way to tame unwanted over-ring.", "positive_items": ["B09X6H5DX6", "B01AATMW38", "B09X6FR6Q9", "B0BKZ61YJJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0d4fc0a09703193454f7e55", "partition": "shared_train", "query": "I'm preparing for a visually bold multi-instrument live set and need reliable tuning, fresh strings for my baritone guitar and bass, plus a padded, pocketed way to carry my acoustic and essential accessories.", "positive_items": ["B0051EAX3Y", "B09XSC5SMJ", "B0BPLFP5P6", "B01MSVSA4X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0e94e1898488f45ad6bc447", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender bass and need compatible hardware to improve the bridge and string spacing, secure the strings at the headstock, and replace worn tuning-key bushings.", "positive_items": ["B00OTWW2WO", "B005SUVW3G", "B07GY7828V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0eb47c1cb4c1b3d32605e2e", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar practice rig with comfortable picks, a way to add gritty overdrive tones, and a stable stand to keep the guitar safely accessible between sessions.", "positive_items": ["B07PTZC2RQ", "B018FCZKR2", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0eff9675b630722fd980316", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording rack and need a sturdy 6U enclosure, accessible balanced XLR routing, short TRS patch connections, a longer TRS-to-XLR run, and an RCA-to-XLR lead for integrating older audio gear.", "positive_items": ["B01CII4SHC", "B01DE4DEGK", "B095QDDCKN", "B004J9WSD0", "B01HCGWS2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f0ffd926249e65b04ce971ef", "partition": "shared_train", "query": "I\u2019m preparing an acoustic guitar practice setup that supports both flatpicking and fingerstyle playing while keeping the instrument properly humidified between sessions. What should I buy?", "positive_items": ["B000AC6DVS", "B00I9FL3OA", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f10943bb8722dbe126db7bdb", "partition": "shared_train", "query": "I\u2019m restoring a headless six-string electric guitar for rehearsals and small gigs, and need a compatible replacement bridge, comfortable secure support for playing, and a low-latency wireless connection to my amp.", "positive_items": ["B0B8JWVCL7", "B07QH1B746", "B09C3YXJCC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f11473f3592a19cdbb96165b", "partition": "shared_train", "query": "I want to restore and personalize a compact acoustic guitar, giving it a warm vintage-amber finish and reliable replacement tuning hardware for comfortable fingerstyle and casual playing.", "positive_items": ["B00N28W72G", "B09PN341YN", "B01HYEANVU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f11f44d664b2502a0335aef1", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to record polished vocal and acoustic instrument demos, with a sensitive condenser mic, clean interface preamps and monitoring, real-time processing, and reliable balanced XLR connections.", "positive_items": ["B06X9KG3HW", "B09R6VXLSM", "B00LMFFGOW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f133207dcabdcc3822939c73", "partition": "shared_train", "query": "I\u2019m setting up a portable jazz guitar rehearsal rig and need warm, smooth strings, reliable pedal tuning, a suitable instrument cable, and an adjustable stand for keeping charts readable while I play.", "positive_items": ["B0B927ZR1X", "B0BX8J1P8C", "B075MPFFRV", "B00RX5HQS4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1422c74a0d48c2489ffe4bc", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for folk and fingerstyle practice, looking for warm nylon-string tone, comfortable fingerpicking options, and a selection of regular picks to try for different strumming feels.", "positive_items": ["B00IPH8MD2", "B002G1UT5C", "B07C5RMKBF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1440873a62bd4313d4b1ed5", "partition": "shared_train", "query": "I\u2019m preparing my steel-string acoustic for comfortable amplified performances and want to install a natural-sounding soundhole pickup, improve my seated playing posture, and make future string changes quicker and safer.", "positive_items": ["B01N179JSG", "B01N41SI41", "B0C3LKJXFR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f15ce02164bb81283fbc5e8f", "partition": "shared_train", "query": "I\u2019m preparing an acoustic-electric guitar for amplified live gigs and need smooth, low-noise strings, reliable picks, a way to send a clean instrument signal to the PA, hands-free amp control, and feedback suppression at higher volume.", "positive_items": ["B07B4S63NN", "B07FZ5XBCJ", "B0010SHU18", "B003OYLGWA", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f16b87df40a998e96199fee5", "partition": "shared_train", "query": "I\u2019m putting together a small karaoke and spoken-word setup for community events, with passive speakers that connect to an amplifier, plus both flexible wireless and dependable wired microphones for singers and presenters.", "positive_items": ["B01BHX7J8E", "B00UZ7JADG", "B004M4PC3U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f16cbb1f3990e5171197ab83", "partition": "shared_train", "query": "I\u2019m setting up a hybrid drum performance and need reliable connections for microphones, short links between DMX lights and their controller, and a bass-drum trigger for responsive electronic sounds.", "positive_items": ["B00NPAMDQ6", "B0889C84KX", "B073H8ZRFS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1744d55464071b56cb2b71b", "partition": "shared_train", "query": "I\u2019m assembling a reliable live guitar pedalboard and need wireless stage connection, clean isolated power for several effects, and a raised platform so one hard-to-reach pedal is easy to operate.", "positive_items": ["B073XXLVWT", "B07T8KJ455", "B0B56Z5G3V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f17fbe8a21faa753bcf07c0b", "partition": "shared_train", "query": "I\u2019m setting up a small outdoor music-and-speaking performance: I need a portable keyboard setup for accompaniment, two wireless wearable microphones for presenters or singers, battery-friendly operation, a long balanced connection to the mixer, and a way to split one microphone signal across two channels.", "positive_items": ["B01I53P9FO", "B08DBDD6CM", "B01DN7OI40", "B00HYN7NR4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1862a80009f2a798f657bce", "partition": "shared_train", "query": "I\u2019m outfitting a small music shop with a slat-wall display that securely hangs violins, violas, guitars, and basses while keeping guitar strings prominently presented for shoppers.", "positive_items": ["B007JR5JMG", "B0035FZMX2", "B07C5CZJ9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f18bc1df5301353783c331b2", "partition": "shared_train", "query": "I\u2019m refreshing several acoustic guitars for a small home music room: I need a bright, balanced setup for a 12-string, a warmer nylon-style sound for another guitar, replacement bridge pins, and secure wall storage that won\u2019t damage the instruments.", "positive_items": ["B00KDU5RIC", "B079QDMQHF", "B07D444NSP", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f19382010e77b9c684eda220", "partition": "shared_train", "query": "I\u2019m restoring a full-size violin and setting up a reliable practice station, with replacement tuning hardware, quality bow rosin, accurate clip-on tuning, and a stable adjustable stand for sheet music.", "positive_items": ["B004XZOHC0", "B003DJBV12", "B00BLY75J8", "B00L1LL7DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f196f6ff8a927755994919f2", "partition": "shared_train", "query": "I\u2019m setting up a compact desktop voice-recording station and need stable microphone support, clean phantom power for a condenser mic, reliable XLR connections, and protection from vibration and popping sounds.", "positive_items": ["B06X9KG3HW", "B07KGD8VFN", "B07VX74VJ5"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1ad74abc922bef40074d4a4", "partition": "shared_train", "query": "I\u2019m setting up a compact six-string electric guitar for learning and songwriting, and need heavier-gauge strings plus durable replacement control knobs for reliable volume adjustments.", "positive_items": ["B08HLHQGW8", "B07T65GWFV", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1b7f07e49b55f0419dfa93f", "partition": "shared_train", "query": "I\u2019m putting together a small electric guitar rehearsal setup and need reliable tuning, a long cable to reach my amp, and safe floor storage for my guitars.", "positive_items": ["B08JMQR2JK", "B0BHSG5C3G", "B01DPCONFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1c1bcdfdd6ac49040721154", "partition": "shared_train", "query": "I\u2019m setting up my violin for comfortable daily practice and need better shoulder support, reliable pitch checking, and suitable bow traction for consistent playing.", "positive_items": ["B076TJ2DMF", "B000F3HK7I", "B00L1LL7DQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1cf75b85c353e84b5cbeef3", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar setup for regular strumming and performances, and need long-lasting medium strings, comfortable adjustable shoulder support, and a reliable supply of picks for playing.", "positive_items": ["B09BF8XDF4", "B09RJZSQML", "B0B8M2Q1DS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1d04ba7dbce366479ed7199", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal-recording station for songwriting, with a clear vocal microphone, reliable balanced connections, and an interface that can capture multiple sources simultaneously.", "positive_items": ["B07N5J3GTB", "B06X9KG3HW", "B09RN7GR8F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1d8af54e82b810a9d5a4925", "partition": "shared_train", "query": "I\u2019m restoring my vintage-style Telecaster and need supplies to rewire the pickups, secure the neck pickup, replace a broken treble string, and clean and condition the frets and fingerboard.", "positive_items": ["B005YD2Q0A", "B0002D0L5E", "B003AYE74I", "B0B8F6LD9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1dc363266e36e617ebd783e", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup with a warmer neck sound, reliable quiet power for several pedals, and a comfortable durable strap for rehearsals and gigs.", "positive_items": ["B0748236JR", "B00U28HYNQ", "B073RPD4YQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f1ea9e2ce205407ba0b519b7", "partition": "shared_train", "query": "I\u2019m preparing a small ukulele performance at home and need an easy-to-store setup for singing, elevating a compatible PA speaker, and getting a softer, controlled strum from reusable picks.", "positive_items": ["B07NSWD8BR", "B0951C4RGR", "B0C4XQ496G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f21349815aea0f19162ca5a6", "partition": "shared_train", "query": "I\u2019m refurbishing a versatile school percussion setup for rehearsals and performances, needing durable, responsive snare head options, replacement resonant and batter heads, fresh heads for both small and large toms, and protective cases for transporting the snares.", "positive_items": ["B000T0ELLA", "B001B3P59Q", "B0B2TND26L", "B007IU5186", "B09HL6MZ45", "B00K7VE5MQ", "B09HL6H52S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f216c2f7b0a721e0d922ae36", "partition": "shared_train", "query": "I\u2019m putting together a home sound-meditation setup and need stable support for a large gong, grounding tones from a resonant bowl, and varied friction textures for immersive sound sessions.", "positive_items": ["B001MSD2F4", "B09N7ZD83Y", "B09DYQT66N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f21921fcce751f82a45d19a3", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsals and small gigs, and need dependable playing accessories, secure strap attachment, and a reliable connection to my amplifier.", "positive_items": ["B01DC0MV38", "B0BG95DG2H", "B0179A4ILK", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f21cc95af22a1e7ecc58889c", "partition": "shared_train", "query": "I'm preparing my acoustic guitar for a bluegrass jam and need comfortable hands-free support, reliable picks for playing, and a tuner that works accurately for guitar and alternate bluegrass tunings.", "positive_items": ["B015HG7F3Q", "B074WXM13T", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f23108fd964e0fc83e6ffd61", "partition": "shared_train", "query": "I\u2019m building a portable DJ setup for event performances and need a wheeled protective case for my decks, mixer, and laptop, plus reliable DMX connectivity and a controller for synchronized stage lights and fog effects.", "positive_items": ["B000V0IYF2", "B06Y19G8WD", "B001LXMXU0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f236b8d7394d3ba55e8a124f", "partition": "shared_train", "query": "I\u2019m preparing a compact drum setup to practice and record a warm, vintage-style groove, with controlled tom overtones, a deep muted snare tone, stable shock-isolated microphone placement, and sticks suited to practice and special snare effects.", "positive_items": ["B0BKZ2S4PC", "B0BLM1HSXX", "B004050XMG", "B01290XS9S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f23b0f6cf0fad0558b29cf73", "partition": "shared_train", "query": "I\u2019m refurbishing a Fender-style 4-string Precision bass and need a sturdier replacement bridge, matching chrome control knobs, and a tortoise-shell pickguard to refresh its hardware and appearance.", "positive_items": ["B09MQGL896", "B072PWKPLW", "B01M5JN7YC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f23be2c53f1410d7d8481f8b", "partition": "shared_train", "query": "I\u2019m putting together a comfortable setup for practicing and performing flamenco guitar at home, with a nylon-string instrument, an adjustable stand for heavy music books, and a stable footrest to support proper seated posture.", "positive_items": ["B004MDKTIY", "B07T3GZVMD", "B0047VIXBG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f23def7109d0d2c51348bdfa", "partition": "shared_train", "query": "I\u2019m setting up a compact electric guitar rig for practicing heavy metal, with reliable tuning, an intense saturated distortion sound, and a short patch cable to connect the pedals cleanly.", "positive_items": ["B072226Z5Q", "B0B95V41NR", "B015XDJB9E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f23e5cc8e5c8ac3f73054431", "partition": "shared_train", "query": "I\u2019m putting together a comfortable electric guitar practice setup and need the essentials for connecting to an amp, keeping the instrument secure, and having flexible picks for playing.", "positive_items": ["B00CGFRJ2Y", "B01DE4DPSC", "B074WXM13T"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f23f787faeb3ac3c08964d04", "partition": "shared_train", "query": "I\u2019m putting together a portable folk-blues setup for small live performances, with secure support for my banjo, a comfortable way to play standing, wireless and wired instrument connection options, and a D harmonica for accompanying songs.", "positive_items": ["B01BHPZQ1O", "B01DPCONFM", "B00A2H01IW", "B01AZ0WPPC", "B00C5GZU2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f25142bc06865f34bc91f644", "partition": "shared_train", "query": "I\u2019m preparing a heavy rock recording session and need to restring my electric guitar and five-string bass, add bass-focused wah tones, and have durable picks for tracking rhythm and lead parts.", "positive_items": ["B000EELCB8", "B0002D0CL2", "B0BHG58G2F", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2576a172f11564e48b86fa7", "partition": "shared_train", "query": "I\u2019m recording a guitar performance video with my phone and need a portable interface for connecting microphones and guitar, a long balanced cable for flexible setup, and an easy tuner to keep the instrument in tune.", "positive_items": ["B092LF6RLS", "B01LBS52YI", "B015XLDQD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f258cdf083262a5cb0a8649a", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance and need a stable elevated PA setup, clean instrument-to-mixer signal routing, and organized conditioned power with convenient rack lighting for the stage.", "positive_items": ["B000CCSWQA", "B07NSWD8BR", "B0014598WQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f260d6378fae323d55584d9c", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for casual street performances with guitar and hand percussion, including a portable rhythm instrument, comfortable seating for longer sets, and a small battery-powered amp for the guitar.", "positive_items": ["B0BFXW1CDX", "B01NCP6PWA", "B06XWLXCFC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f263518c75811c2c2a8b8011", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for reliable practice and small gigs: I need a safe cushioned workspace for maintenance, guidance for accurate setup, and a powerful, versatile way to test and play the finished instrument.", "positive_items": ["B09VT2M7HR", "B0BT84L827", "B08T2DMFKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2694c63713ea160bb29a508", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for recording and live playing, with vintage-style humbucker tones, reliable output hardware, fresh Nashville tuning strings, safer strap attachment, a glass slide for lead parts, and a wall hanger for storage.", "positive_items": ["B01DNC1EEW", "B00H35YIJE", "B00XH2Q9TO", "B00G964BUY", "B0BPJ4Q6FJ", "B00WJ3JUFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2791514d23ff83d1593612c", "partition": "shared_train", "query": "I want to set up a compact desktop station for recording clear spoken-word audio, with a USB condenser microphone securely supported at a comfortable height and isolated from desk vibrations.", "positive_items": ["B00LOAASPC", "B000LQLDM2", "B07BVFNVZ3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2795abb8516c110f7b7bcf8", "partition": "shared_train", "query": "I\u2019m building a compact home music-production setup for composing and mixing: I need a portable keyboard and pad controller, hands-on DAW mixing controls, and balanced cables for connecting microphones and other audio gear without noisy signal paths.", "positive_items": ["B08FDBCYHL", "B00XJE3W7C", "B09617MLP2", "B0050JA2FO", "B0939BV175"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f27b9cc60361feec3927986a", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar for a bluegrass jam and need a protective travel case, reliable tuning for alternate instruments, quick fret changes, an all-in-one restringing tool, and convenient access to picks.", "positive_items": ["B0B85L75DG", "B01K1EJQ9U", "B015HG7F3Q", "B00H4PEMM6", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f27c6c8129c6e871a4c75095", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and want to improve the fret finish while rewiring the controls and refreshing the tone circuit with vintage-style components suitable for guitar use.", "positive_items": ["B0897KSNH2", "B0B8F6LD9F", "B0BL8897K3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f27d757a83a60089b56a5f47", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsal and need supplies to restring it, connect it to my pedalboard or amp, and have reliable picks for playing.", "positive_items": ["B010GM973C", "B07MQ61GRY", "B0B95V41NR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f297389f87ab6537652d31d3", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice rig while checking and adjusting the fretboard, and I need a small amp plus parts for making a durable right-angle instrument cable.", "positive_items": ["B07HD3ZSYC", "B0BT8FDL8B", "B082Q2Y9VY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2cf1ab7e9aaeb836ac26099", "partition": "shared_train", "query": "I\u2019m setting up a small live music performance with vocals, guitar, and MIDI equipment. I need reliable connections between the MIDI devices, a stage-ready vocal mic setup with stand and XLR lead, plus guitar signal routing through a warm analog delay effect.", "positive_items": ["B077GH8LF6", "B00L9R9YVO", "B017NT392Q", "B0B59363YK", "B07C2H3HR6", "B07BSSS8VZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2dc81db697dcb166ce4750a", "partition": "shared_train", "query": "I\u2019m setting up a small keyboard performance and recording station at home, with comfortable adjustable seating, powerful sound for playing back to an audience, and an easy way to connect the audio to my computer for recording.", "positive_items": ["B07KGF3MHC", "B002ZX80V6", "B07MZYNZ1C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2e6ff5579fdd3fecbd8853a", "partition": "shared_train", "query": "I\u2019m setting up a bass recording and rehearsal rig that lets me shape an aggressive, defined tone, connect everything reliably, and switch between direct recording and playing through an amp.", "positive_items": ["B07MG72KG1", "B0BXBFG6BX", "B0BCXRG3QQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2e7398af2fa080c112ee122", "partition": "shared_train", "query": "I\u2019m setting up a compact indoor stage for a live music event and need colorful wash lighting that can extend from a speaker stand, along with weather-resistant protection for transporting and storing the powered subwoofer.", "positive_items": ["B0751KYK3L", "B0721LYT4K", "B0791MY6XC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2e7b4a85b10942f903ef7b0", "partition": "shared_train", "query": "I\u2019m refurbishing a right-handed Strat-style electric guitar and need coordinated replacement hardware, cream humbucker mounting rings, chrome tuning machines and tremolo bridge, plus a highly accurate clip-on tuner for setup and ongoing maintenance.", "positive_items": ["B07XYX568Y", "B07M6B3RDW", "B09FJTQ7XC", "B09JGF3TNH", "B0BMPKQ64L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f2ea84192cdd8bc29124c26b", "partition": "shared_train", "query": "I\u2019m organizing a home rehearsal and display corner for my guitars and basses, with secure wall storage, padded stands for instruments I rotate through, and a supply of comfortable picks for regular practice and playing.", "positive_items": ["B0BKZ3GCGR", "B08JMQR2JK", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f30030fa1b15b2ce1a21d721", "partition": "shared_train", "query": "I\u2019m preparing for a school ensemble where I\u2019ll switch between alto sax and Bb German clarinet. I need a fuller, responsive sax setup with several jazz reed options, plus a secure clarinet ligature, protective mouthpiece cushions, and a cap for storage.", "positive_items": ["B00T3GL2XQ", "B01M2CELKA", "B00TH3YPDE", "B00TH4CNDC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3068bafe1baaf75bbfdb9a7", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small amplified performance and need a practical setup for restringing it, keeping it in tune, playing comfortably with a shoulder strap and picks, and connecting it through a pedalboard to an amp.", "positive_items": ["B09YW3PJ7V", "B00P6ZOPP0", "B0002D0C08", "B0BHSG5C3G", "B00N4QF1F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f30696cd7198044daf061ab3", "partition": "shared_train", "query": "I need a compact trumpet travel setup with a protective padded case, a finish-safe grip guard, and a stable stand that packs inside the instrument for transport.", "positive_items": ["B071PBT64H", "B076VWZWYG", "B0B2F781MF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3075b6a71a86cf45c943e87", "partition": "shared_train", "query": "I\u2019m putting together a beginner drum setup for practicing rock grooves at home, with a versatile range of cymbal sounds, adjustable resonance control for quieter playing, and a reliable single bass drum pedal.", "positive_items": ["B016QVUZP6", "B0BSYB4W56", "B09X6DYNQ3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f30dcdfbe7e618219dd89d39", "partition": "shared_train", "query": "I\u2019m servicing my trumpet and want to clean the mouthpiece while replacing worn rubber bumpers on the tuning slides and third-slide trigger so the instrument is protected and the slides work properly.", "positive_items": ["B01NC2FXL1", "B01N01OUZF", "B002Q0WU3W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f30e4cbc6939911b6e4b9b8c", "partition": "shared_train", "query": "I\u2019m restoring my humbucker-equipped electric guitar and need dependable tuning, fresh regular-gauge strings, and matched neck-and-bridge replacements to bring back a bright, punchy tone with less noise.", "positive_items": ["B08CC4K5YW", "B0064RTS0G", "B08VF4K987"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3167f0688f14e3662f683e7", "partition": "shared_train", "query": "I\u2019m putting together a reliable mobile drum-and-live-sound setup for rehearsals and small gigs, with sturdy hardware for the kick and cymbal, plus waterproof organized protection for transporting my microphones and cables.", "positive_items": ["B016CKBHNA", "B016CK4Q0G", "B00C0WLXOI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f31a8aa31e4c934deb1e7f46", "partition": "shared_train", "query": "I\u2019m setting up a compact home piano practice space with a full-size weighted keyboard, stable adjustable support, and comfortable seating for extended lessons and rehearsals.", "positive_items": ["B09WHL14TK", "B07MZYNZ1C", "B072JT59TD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f31cc8655e64c609e560e94c", "partition": "shared_train", "query": "I'm restringing and setting up my acoustic guitar for a small live performance and need long-lasting strings, accurate clip-on tuning, quick key changes, and picks that stay secure while strumming.", "positive_items": ["B0BPLFP5P6", "B00H4PEMM6", "B09BF8XDF4", "B09S2VB3KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f32026b7fc5a884ddaea1ea7", "partition": "shared_train", "query": "I\u2019m putting together a hands-on Latin percussion setup for a classroom ensemble, with a compact pair of drums plus bright handheld shakers and wood rhythm instruments for layered group practice.", "positive_items": ["B071DH4WKY", "B09LYNWVPC", "B0C159Y982"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f320418cd31fc4f2a3438d36", "partition": "shared_train", "query": "I\u2019m building a guitar effects setup for recording atmospheric rock tones, with warm echo and modulation, while keeping high-gain riffs tight and free of hiss during sustained passages.", "positive_items": ["B077GH8LF6", "B004LG93KC", "B071H41DFS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f328522b531911f8b278ce2e", "partition": "shared_train", "query": "I\u2019m preparing my guitar for a gig and need a comfortable way to carry it, a secure temporary place to set it down onstage, and a quick way to change strings and remove bridge pins.", "positive_items": ["B097FMTZCP", "B000P5OUE2", "B00YJJ0H9C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f332910876da702a26750a0d", "partition": "shared_train", "query": "I\u2019m preparing a compact solo performance setup: I need to restring and tune my electric guitar, secure its strap, build a tidy custom pedalboard power layout, and mount a microphone on my keyboard stand with a way to adapt the XLR connection.", "positive_items": ["B01C5TBX68", "B0BPLFP5P6", "B079PGDLRC", "B079TLFL33", "B0179C3SQO", "B0BR2KL6QL", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f338684623c02bbcfc55aac0", "partition": "shared_train", "query": "I\u2019m putting together a compact trumpet practice and performance setup with expressive sliding-tone effects, a well-tuned straight-muted low register for quiet practice, and a stable stand that packs inside the bell.", "positive_items": ["B00TWHTFSU", "B0B2F781MF", "B0BYXSTB38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f338ec639d5b0da5b889eb9d", "partition": "shared_train", "query": "I\u2019m refurbishing my 3+3 guitar and getting ready for small gigs: I need replacement tuning hardware, a supply of flexible picks, and an elevated stand that keeps my amp accessible and off the floor.", "positive_items": ["B09QQK2SGT", "B085F3XC2C", "B08FC4P2F6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f33acdd56405095bc46b7a50", "partition": "shared_train", "query": "I\u2019m setting up a low-noise connection from a consumer audio source to a distant balanced mixer or PA, with two-channel level conversion, suitable source-to-XLR adaptation, and long XLR runs.", "positive_items": ["B003S7T49K", "B00NPAMDQ6", "B07N626Z5P"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f33c7d769111b2a4a05cf4fe", "partition": "shared_train", "query": "I\u2019m putting together a compact hybrid live performance rig for a gig, combining wireless MIDI keys, a percussion pad mounted to my drum hardware, and a stage mixer for keyboards, laptop sounds, effects, and balanced PA connections.", "positive_items": ["B01NCXZCGH", "B078S9L1VZ", "B076CMDGPM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f346dcd35750d194d62bc15a", "partition": "shared_train", "query": "I\u2019m preparing for guitar and bass rehearsals and small gigs, looking for practical gear to shape tones, connect instruments, play comfortably with secure straps and reliable picks, and handle basic fretboard cleaning and tuning-hardware maintenance.", "positive_items": ["B00RVE9X06", "B06W2NS7RW", "B07NP7HF7X", "B093YKLWVN", "B0036FFDSK", "B001HN9UWI", "B015HG8GGQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f349bfa84ab073c0e7869fa6", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and need a clear-sounding instrument, an accurate tuner for practice, and a comfortable strap that stays securely attached while I learn to play standing up.", "positive_items": ["B08VF4K987", "B07CZ37RPN", "B09BS25NJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f356ca876e42a692ed3e9471", "partition": "shared_train", "query": "I\u2019m building a compact home music setup for live looping and songwriting: I need drum patterns, guitar overdubbing, a stable desktop position for a microphone, flexible MIDI distribution to multiple devices, and a way to combine all the audio signals.", "positive_items": ["B0002GH8X4", "B08XMGNB3W", "B004K1UKH8", "B015X3CXXA", "B000MYIIRG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f364b8486c1face2b21fb9a6", "partition": "shared_train", "query": "I\u2019m setting up a care station for a mixed acoustic ensemble and need to protect a guitar from dry air, provide a gentle stand-mounted support for a woodwind, and remove moisture from an alto saxophone after rehearsals.", "positive_items": ["B09CM362L9", "B0C3PST754", "B0018A5R5O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f365a6a788dab5e473fb8d2e", "partition": "shared_train", "query": "I\u2019m building a guitar pedalboard and need compact patch connections between several effects, a daisy-chain power solution for multiple 9V pedals, and a longer right-angle cable to connect my guitar.", "positive_items": ["B0864MGH6J", "B0C5HRTR39", "B00VTCIH58", "B017YPAKNU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f370623317da0b55cdbed152", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need to refresh its three-single-coil electronics and tremolo hardware, cover the rear tremolo cavity, and add secure strap attachment points.", "positive_items": ["B07MQBPZG8", "B0B8Z46Y8S", "B09BN9WFD6", "B08TWNYYRR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3780e371f4c4bb9eb61e542", "partition": "shared_train", "query": "I\u2019m upgrading my drum setup for harder rehearsals and performances, with durable sticks, faster bass-drum footwork, an added cymbal position, and a bright, versatile crash sound.", "positive_items": ["B01E36LHNU", "B01GGVOI86", "B003XJLLCQ", "B09B4PKHWR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3781553f36c06dfb15d987c", "partition": "shared_train", "query": "I\u2019m preparing for acoustic and electric guitar practice and small performances, and need essentials for capo-assisted playing, connecting to an amplifier, keeping the instrument safely supported, and having spare picks on hand.", "positive_items": ["B08BW2TBD7", "B00H4PEMM6", "B0BKZ3GCGR", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f37dafcb619533f32ebd831e", "partition": "shared_train", "query": "I\u2019m refreshing my small electric-guitar rehearsal setup with reliable playing supplies, precise clip-on tuning, a compatible tube upgrade for my combo amp, and a stable foldable stand for storage and transport.", "positive_items": ["B00646MZHK", "B00EJXZIP6", "B07F5PX9Y3", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f37f668c110fcfdd29c9de33", "partition": "shared_train", "query": "I\u2019m setting up a compact home music studio for practicing and recording, with a stable adjustable two-level keyboard setup, safe wall storage for my guitar, an overdrive tone option, a dependable XLR microphone connection, and a comfortable adjustable strap for playing standing up.", "positive_items": ["B0010HDS1U", "B072PQT2DM", "B07FYCHW95", "B00TSCFIDA", "B0C3LFLQRP", "B00WJ3JUFM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f392f29cb3071a8dc0027a0f", "partition": "shared_train", "query": "I'm building a portable guitar rig for recording and small gigs, with flexible tone shaping, a vintage-style way to capture my combo amp, and reliable road protection for the amp during transport.", "positive_items": ["B09HWJVBS3", "B07C948R6J", "B001U7ANU4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f396e097d7357073ab11c18e", "partition": "shared_train", "query": "I\u2019m setting up a fingerstyle guitar practice station where I can keep time, tune accurately in different lighting, experiment with making custom picks from plastic sheets, and still have comfortable thumb picks ready to play.", "positive_items": ["B09LSK67XF", "B005FIFM14", "B09CQFND6N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3bb974cf2679af90fcc004d", "partition": "shared_train", "query": "I\u2019m putting together a live acoustic set and need a resonant acoustic-electric guitar, a secure comfortable strap, and a compact analog boost for stronger solo passages.", "positive_items": ["B01MQCFTE0", "B076VWK8JV", "B0C58M767M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3c16cdeb5bd8b85760bf8b4", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for vocals and guitar, with a way to isolate my condenser microphone from handling noise, connect the mic or instrument to my computer, and monitor recordings through powered stereo speakers.", "positive_items": ["B00C86FA0E", "B00181T20O", "B01878M5JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3c794521f4548ffdf98471c", "partition": "shared_train", "query": "I'm setting up a small drum recording setup and need to tune the kit accurately, position a stable desktop mic for the drums, and route its balanced signal cleanly into my audio equipment.", "positive_items": ["B098PKQT88", "B0007SL860", "B001W99HE8", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3d25fa19f51bc46f3314154", "partition": "shared_train", "query": "I\u2019m building a portable beginner music setup for practicing guitar and piano with my iPad, including comfortable guitar support, an interactive light-up keyboard for lessons, and a way to connect and hold the tablet while playing.", "positive_items": ["B074WXM13T", "B0073B587E", "B004YHTNVC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3dc8111856157ce53661be9", "partition": "shared_train", "query": "I\u2019m putting together a touring percussion setup and need protective, easy-to-transport storage for bulky drum hardware, delicate bar chimes up to about 25 inches, and a separate way to carry two long speaker or microphone stands without scratching them.", "positive_items": ["B0002F7A06", "B09JJ784V5", "B06XF5BP7K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3e59181cc42e75a6e65c30a", "partition": "shared_train", "query": "I\u2019m preparing for a small live acoustic guitar performance and need a reliable way to tune up, add several effects for creative sound shaping, and project the instrument clearly through a powerful acoustic amp.", "positive_items": ["B004TGVRDA", "B07T7ZSJXH", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3e9611abe363adbff94c450", "partition": "shared_train", "query": "I\u2019m tuning up my drum kit for studio recording and need better stick and mallet access, controlled bass-drum resonance, and a responsive snare setup with replacement mounting materials.", "positive_items": ["B0BKZ74NPY", "B0B962GTW6", "B0002E2SCW", "B01GMLOKD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3ee73851810375a6b461779", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal and performance rig: I need to connect multiple instruments to an amplified mixer, run it to passive PA speakers, and safely wall-mount one guitar between sessions.", "positive_items": ["B0938J2VXV", "B07MC4XF9G", "B075R58Q4Y", "B07TTJ235V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3f113b5490be09e05222c54", "partition": "shared_train", "query": "I\u2019m restoring a guitar and a four-string banjo for a small home music workshop, so I need safe fret-edge finishing, replacement hardware to secure and tune a locking tremolo, and a durable tailpiece for quick, reliable banjo string changes.", "positive_items": ["B07C6X2MMS", "B08CDLR98Q", "B07V7X122Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f3fd4cafc4b68e3d1ba071a5", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for regular practice and small jam sessions, so I need bright, durable strings, a reliable connection to my amplifier, and comfortable picks for playing.", "positive_items": ["B09G5QYZV2", "B09KWWS7DH", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f403e978736b17f50f62890c", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for rehearsing electric bass: I need to fix a loose output connection, support the instrument comfortably while standing, and get a portable combo amp with useful tone shaping for practice and small gigs.", "positive_items": ["B000G8BD20", "B0BT855NFQ", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4105bf8656f3e4a13344df1", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and setting up a compact pedalboard, so I need reliable tuning and volume control, a durable 10-foot cable for connecting to my amp, and replacement metal control knobs that fit common 6 mm shafts.", "positive_items": ["B085RPTKH5", "B07NKN8PHK", "B0B28X36H2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f414a369c640feb1e1cc47c1", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for recording atmospheric parts and need fresh, consistent strings, compact connections between effects, and versatile reverb for everything from subtle room ambience to spacious, shimmering tones.", "positive_items": ["B0919G5ZTY", "B09PBL98Q4", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f42731fa251bcaab48aa6252", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record expressive guitar and keyboard parts, with reliable USB recording, hands-free control over effects or mix parameters, and quick tuning for every instrument.", "positive_items": ["B0BK6MQF3Z", "B0BPLFP5P6", "B093YKR8NH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4274d7f7b20a67203a40db1", "partition": "shared_train", "query": "I\u2019m restoring one acoustic guitar and preparing several instruments for a small live set, with replacement bridge hardware, efficient restringing and tuning, safe stands, and assorted picks for testing tones.", "positive_items": ["B08JMQR2JK", "B08BJGBHN7", "B000LPUV8K", "B08R5GM6YB", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f429b869460b6b66e9f767ed", "partition": "shared_train", "query": "I\u2019m upgrading my Telecaster electronics and need a replacement control plate, secure pickup mounting hardware, and wiring for a four-way switch with series and parallel pickup options.", "positive_items": ["B013MNGC9Y", "B08F7FW9L1", "B0BR2WFYL6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f42bb62a8c7f9ac160c754c3", "partition": "shared_train", "query": "I\u2019m restoring a traditional electric guitar with a tune-o-matic bridge and stop tailpiece, and want a no-drill vibrato upgrade plus a complete set of sealed tuners for stable tuning.", "positive_items": ["B00EU8G8BS", "B003B1PETC", "B004DR5E9I"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f42cccafa0fea12b332d1e43", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and display area and need secure storage for several guitars, plenty of reliable picks for playing, and an easy tuner to keep everything ready and in tune.", "positive_items": ["B091YFQGCJ", "B0C6HXYY3R", "B0BG95DG2H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4319f944e0de4ca5532dcd8", "partition": "shared_train", "query": "I\u2019m setting up a compact desktop vocal-recording station and need a stable adjustable mic setup that minimizes desk vibrations while keeping plosives and harsh breath sounds out of my recordings.", "positive_items": ["B0BR2J1P6R", "B015XTFNP4", "B00LOAASPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4328e43d50b290c658182ac", "partition": "shared_train", "query": "I\u2019m setting up a portable upright-bass practice and performance station with dependable bow grip, secure sheet-music support, adjustable illumination for reading pages, and protection for the floor beneath the stand.", "positive_items": ["B07MZ6XF6P", "B002AKVQK6", "B000M74WXM", "B09G7GH2FH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f433aba0120c5404566d7d91", "partition": "shared_train", "query": "I\u2019m putting together a reliable baritone sax setup for rehearsals and classical performances, with a warm, centered tone, consistent reeds for different styles, and a secure, compact stand for safe breaks between playing.", "positive_items": ["B0C3LHMKVN", "B0BMYXZ3S8", "B00TH47Y4A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f439db5aae4555588401e659", "partition": "shared_train", "query": "I\u2019m building a portable setup for creating experimental ambient tracks, with hands-on analog synth textures, cosmic delay effects, expressive keys and pads for sequencing, plus battery-powered playing through a built-in speaker.", "positive_items": ["B08FNHJ1H9", "B0BDMYDCBX", "B015HG7ZR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f43b6c85150889ce99d6a494", "partition": "shared_train", "query": "I\u2019m rebuilding a Strat-style electric guitar and need a finished alder body for traditional single-coil hardware, fresh light-gauge strings, and a highly accurate tuner for setup and intonation.", "positive_items": ["B07DWY7R2X", "B015XDJB9E", "B0BCXRJCNT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f43c949a42c0b0300e9b616f", "partition": "shared_train", "query": "I\u2019m preparing my seven-string electric guitar for a drop-tuned gig and need heavier strings, hands-free control of my amp\u2019s presets and effects, plus a secure way to keep the guitar nearby between songs.", "positive_items": ["B0B8YVNR45", "B002GYWBKU", "B097FMTZCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f441e2a62db7b4c285be50d3", "partition": "shared_train", "query": "I\u2019m putting together a portable vocal performance rig for small gigs and rehearsals, with a reliable cardioid microphone, organized multi-channel balanced connections, and a protective rack case for my audio equipment.", "positive_items": ["B094XNTSKD", "B017DO08L6", "B07DX95KP2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4446497f311841114bc6909", "partition": "shared_train", "query": "I\u2019m preparing for a small guitar-and-vocal performance and need a compact amp with protection for transport, reliable tuning and quick key changes, an organized way to keep picks handy, a replacement control knob for my Jazz Bass, and a vocal mic with a stable adjustable stand.", "positive_items": ["B01CQQMLKC", "B08NVVLB16", "B00N4ZHQ14", "B01K1EJQ9U", "B0B8Z34Y9M", "B00IFOTSJW", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f451e444e338ecdf0b9819de", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and playing guitar songs at home and small gigs, with an easy way to tune accurately, shift keys quickly along the neck, and have comfortable picks for consistent playing.", "positive_items": ["B07BSZNKTM", "B0BKZ3GCGR", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f45500156aadefbb434c5d12", "partition": "shared_train", "query": "I\u2019m setting up my first electric guitar for practicing classic rock at home and need a beginner-friendly instrument, a small amp with headphone and music-playalong options, plus comfortable accessories for standing and reliable picking.", "positive_items": ["B0BT862N4P", "B09S2VB3KW", "B0B8M1RZWV", "B0BGQG84Y4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f45907dbb59d8eb5938c1ccd", "partition": "shared_train", "query": "I\u2019m restoring an old electric guitar for home practice and small gigs, replacing worn frets and unreliable tuning hardware, then adding a low-latency wireless connection to my amp.", "positive_items": ["B09989CN5R", "B07QH1B746", "B09PN341YN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f460b29916dd7a6324ae0166", "partition": "shared_train", "query": "I'm upgrading my Strat-style tremolo guitar and organizing its effects setup for studio sessions and gigs, aiming for quieter tremolo operation, reliable pickup selection, and protected, portable storage for my pedals, cables, and accessories.", "positive_items": ["B0058WOTJS", "B07N5G6Y5G", "B06XCWCGT8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f472f80f62f502a6c257b366", "partition": "shared_train", "query": "I\u2019m building a compact bass pedalboard for rehearsals and gigs, with tube-like overdrive that can blend clean signal, flexible graphic EQ for shaping my tone, and short right-angle connections to keep everything tidy.", "positive_items": ["B07JCW1KGG", "B07N47ZJ4W", "B0BNVFLP64"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4749d6733095876e6c8829f", "partition": "shared_train", "query": "I\u2019m setting up a small live band recording and need to connect an instrument and several microphones cleanly to a mixer and PA system.", "positive_items": ["B06XX5RM8K", "B0B52FBC66", "B07FZ5XBCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f478af6a41c3be9f5ee174fd", "partition": "shared_train", "query": "I\u2019m setting up a home livestream interview show and need professional vocal capture, a stable desk-mounted way to position the mic, and live control for mixing guests, sound clips, and voice effects.", "positive_items": ["B0B89ZSYS7", "B07JKNG4NV", "B0BT8F5JTN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f47dcd964da1bbcb6b0bfe27", "partition": "shared_train", "query": "I\u2019m preparing for guitar practice and small gigs, and need an easy way to stay in tune, keep plenty of picks on hand, play comfortably while standing, and safely set the guitar down between songs.", "positive_items": ["B09R2XFGH4", "B07FYYS5ZP", "B07MCM2DCZ", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f48667e9410a66f4ad22ceb6", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar for rock and blues and need secure pickguard mounting hardware, vintage-style 3+3 tuning hardware, and a compact pedal for adjustable tube-like overdrive.", "positive_items": ["B01EZOU5JM", "B007SAGKOU", "B000PR3JEM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f48ce3ad10bb12438a2fb519", "partition": "shared_train", "query": "I\u2019m building a portable live-sound rack for small gigs and need a rolling 19-inch case, a short XLR splitter for routing one microphone to two inputs, and secure rack storage for accessories.", "positive_items": ["B0047YOY4I", "B003IE7QJI", "B01498LZKM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f48d710344e6d74d8e1d0711", "partition": "shared_train", "query": "I\u2019m setting up a compact home vocal-recording corner and need a stable adjustable way to position my condenser microphone, plus accurate near-field playback for monitoring takes and mixing without taking up much desk space.", "positive_items": ["B019NY2PKG", "B09Y1X5BSC", "B09VT45772"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4911556de73993013821d10", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for a small live event and need to run DMX lighting reliably, protect and transport several wired microphones, and give the speaker stands a cleaner, more polished appearance for guests.", "positive_items": ["B07KZ9VXS2", "B001LXMXU0", "B009DO2PPC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f499b062954a2f2efe59a7b4", "partition": "shared_train", "query": "I\u2019m expanding my beginner drum kit for recording and live practice, and need bright accent and fuller crash sounds plus an adjustable way to mount both cymbals using my existing stand.", "positive_items": ["B0B6JP6KZ6", "B09X6FFKWH", "B07N79N4L8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f49ef84bc4079150ba9e7a33", "partition": "shared_train", "query": "I\u2019m refurbishing a classical or flamenco guitar for rehearsals and small performances, and need stable replacement tuning hardware, a clip-on tuner for precise setup and quick checks, plus a comfortable adjustable strap for secure playing.", "positive_items": ["B08F2QSLMG", "B0B8M2Q1DS", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4a3a40a51047945b1448655", "partition": "shared_train", "query": "I\u2019m setting up a fitness class presentation and need a low-profile headset microphone for an Audio-Technica wireless system, plus short and long balanced XLR runs to connect the sound equipment across the studio.", "positive_items": ["B06X9KG3HW", "B00NPAMDQ6", "B00PSIJO88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4a68a81b9e0678f1a764ad2", "partition": "shared_train", "query": "I\u2019m setting up a small rehearsal space and need a durable way to play guitars hands-free, keep the strap securely attached, and store several instruments safely between sessions.", "positive_items": ["B06XYX6YC8", "B079TLFL33", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4a7c1e49defe52164170a79", "partition": "shared_train", "query": "I\u2019m refreshing my toms for reliable rehearsals and gigs, replacing the worn heads with durable, balanced options across my kit and getting a tool to tune each drum precisely by head tension.", "positive_items": ["B09F9B8DV9", "B0BKZ2BPGS", "B09RBFKS1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4bbfc014feaa1830c7b5ae3", "partition": "shared_train", "query": "I\u2019m preparing my guitar for rock rehearsals and small gigs, and need a compact pedal connection, quick accurate tuning onstage, and a durable adjustable strap for comfortable playing.", "positive_items": ["B00HZH4D04", "B0B95V41NR", "B015XDJB9E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4bdb49b95c38a6a2a3ad0b5", "partition": "shared_train", "query": "I\u2019m preparing my alto sax for a serious rehearsal and need a professional mouthpiece setup with responsive jazz reeds, plus the right papers to clean and maintain the instrument after playing.", "positive_items": ["B0BT32Y1ZW", "B0040JHPGY", "B0C4VSM51M", "B07MMNZRJN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4c4fc2a9272f18f45650984", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for playing acoustic guitar and blues melodies at casual jams, with medium picks kept conveniently within reach and a reliable ten-hole harmonica in G for accompanying my guitar.", "positive_items": ["B004X28XT6", "B07C3SG454", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4c5fcb1d359060637aef1f1", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar and tube amp together, aiming for fuller humbucker tone, reliable tuning, flexible tremolo control, a smoother blues-and-jazz-friendly preamp response, and lively overdriven power-tube character.", "positive_items": ["B0B5DW6F95", "B000UMFQHA", "B07CQ19T1J", "B0B29N7VC8", "B004MNEKWK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4ccda8ea6e556228cef3d16", "partition": "shared_train", "query": "I\u2019m setting up a portable karaoke and DJ performance area with a sturdy platform for my mixer or keyboard, a rolling stand for the display or teleprompter, and a clean, foldable facade to hide cables and create lighting effects.", "positive_items": ["B002AT4UJQ", "B005KC0II2", "B01KZHP5IE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4cdc55494764cc17073de20", "partition": "shared_train", "query": "I\u2019m setting up a portable home recording session for an acoustic folk trio, with banjo, guitar, and traditional spoon percussion. I need comfortable playing support, fresh banjo strings, readable sheet music positioning, and warm, clean microphone signal processing.", "positive_items": ["B0BPKH7FJ2", "B0002GZZNY", "B07JWMCCZR", "B0BX8J1P8C", "B01N41SI41"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4cf45b4f5ef6afa14319f64", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and livestreaming desk and need a USB microphone with flexible pickup options, plus a quiet adjustable arm and vibration isolation to keep recordings clear while I\u2019m on camera.", "positive_items": ["B078MGXLVS", "B08T2MZVCJ", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4eaa4e3d4fcb5d86306328c", "partition": "shared_train", "query": "I\u2019m setting up a compact beginner-friendly home practice corner for guitar and ukulele, with secure wall storage for both instruments and a quick way to change keys while practicing songs on my acoustic guitar.", "positive_items": ["B00CPLODUU", "B07BWFLQTY", "B00Y9AD4HS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4edfda87c7ec62916ad79a7", "partition": "shared_train", "query": "I\u2019m putting together a compact live acoustic-guitar rig with an organized floorboard, a footswitchable boost for solos, and flexible tone shaping plus a reliable DI connection for sending my pickup signal to the PA.", "positive_items": ["B07B6NQP9F", "B076VWK8JV", "B0822XLCFX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4f118fbcbdc90b53ce382f9", "partition": "shared_train", "query": "I\u2019m putting together a portable percussion setup for rehearsals and small live performances, with tools for crisp rhythmic accents, shaker textures, tambourine jingles, drum playing, and safely carrying my cajon and accessories.", "positive_items": ["B0B2D98XV8", "B095T7S12G", "B003SQK1HK", "B0C159Y982", "B0BRQ9TQSV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4f5495c8f9aa127d0608617", "partition": "shared_train", "query": "I\u2019m setting up my guitar for rehearsals and case storage, and need a way to keep the strap securely attached, connect the instrument to my effects setup, and protect its wood from drying out.", "positive_items": ["B00VMB7E0U", "B079TLFL33", "B0B81FHSYZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4f6823a7a809e38d5691a3a", "partition": "shared_train", "query": "I\u2019m setting up my seven-string electric guitar for a smooth, warm jazz and blues practice session. I need fresh low-noise strings, a reliable way to hold alternate keys, and a clip-on tuner for accurate setup.", "positive_items": ["B0BHSG5C3G", "B07V46KRD8", "B000BNQ75S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4fa1ac4673ccb81d1345161", "partition": "shared_train", "query": "I\u2019m preparing my classical and 12-string acoustic guitars for a mellow folk performance, with comfortable replacement strings and a reliable clip-on tuner for setup and quick tuning.", "positive_items": ["B079T9KWGQ", "B0BPKH4HB2", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4fb0a0b3fd21d76f74074b7", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for gigs and need versatile foot-controlled tone shaping, a safer strap connection, and a compact tool for changing and maintaining strings.", "positive_items": ["B0771QC7RH", "B079TLFL33", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f4ff9af856d0fa63bb5551bf", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home music practice station for acoustic guitar and keyboard, with easier restringing, adjustable seating, and a secure adjustable guitar strap setup.", "positive_items": ["B07MZYNZ1C", "B0771W71KG", "B079TLFL33", "B09V91H5XM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f50bc59c1bbe1c4cbf92884c", "partition": "shared_train", "query": "I\u2019m getting my guitars ready for a live set: refresh the acoustic and electric strings, repair the electric\u2019s pickup switching, and add a stylish, securely locking strap setup that works reliably onstage.", "positive_items": ["B01JNHPWLW", "B016XLLHCY", "B007MY5BDI", "B0191AGP8K", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f50dc98d4cac299ef991c1e3", "partition": "shared_train", "query": "I\u2019m preparing for a rehearsal and small gig with my dreadnought acoustic and Les Paul, and need reliable transport protection, quick tuning, a steady supply of picks, and an easy way to keep them within reach.", "positive_items": ["B00L4HEZIG", "B0002D01K4", "B0BG95DG2H", "B01K1EJQ9U", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f51cb246daddb23ea1aa60ed", "partition": "shared_train", "query": "I\u2019m refreshing my Fender American or American Standard Stratocaster for regular playing: clean and polish the finish, condition the fretboard, secure the tremolo arm properly, and have reliable Jazz-style picks ready for practice.", "positive_items": ["B09R6GDRV4", "B09ZTK33ZC", "B0BR2G8WYG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f52212cd2640afee4e6ef8f3", "partition": "shared_train", "query": "I\u2019m refurbishing an older electric guitar and need to improve the fretboard\u2019s condition, replace its worn tuning hardware, and connect it to an amp for testing and playing.", "positive_items": ["B0928HW2P4", "B01DE4DPSC", "B07BHM7RKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f52b435bc58b21492763bfc6", "partition": "shared_train", "query": "I\u2019m starting guitar practice and need a solid-body guitar, an adjustable strap for playing while standing, and a compact padded stand to hold it securely between sessions.", "positive_items": ["B01DPJSBZS", "B08XYTW5S2", "B00HZH4D04"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f52c7e88f9a679d0a333445f", "partition": "shared_train", "query": "I\u2019m refurbishing my bass setup for live gigs and need fresh long-scale strings, a sturdy wide strap for the instrument, and a replacement 10-inch woofer to restore my bass cabinet\u2019s low-end sound.", "positive_items": ["B09M7JB1FY", "B0B8LZKBN7", "B094DSTMSG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f531cf1746e8a21b8ae600aa", "partition": "shared_train", "query": "I\u2019m setting up a compact live vocal performance and rehearsal rig with an adjustable stable microphone position, reliable XLR and balanced connections, plus a mixer for shaping multiple inputs, effects, and USB recording.", "positive_items": ["B0BRPGBC85", "B085WRZDD8", "B01DE4DEGK", "B0036ECH1M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f53d23dd63e0e9e6e2f7c99a", "partition": "shared_train", "query": "I'm putting together a hybrid live drumming setup and need a versatile ride cymbal, smooth foot-controlled volume for passive audio, and programmable MIDI foot control for electronic effects and presets.", "positive_items": ["B0B1989GQS", "B0002F6J80", "B093YML8MZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f542a9f490db2b298f835496", "partition": "shared_train", "query": "I\u2019m setting up a compact percussion rig for a studio session and need controlled bass-drum resonance, protective rubber contact points, a versatile beater for bodhr\u00e1n textures, and an offset way to mount a cymbal above existing hardware.", "positive_items": ["B005H7L4VU", "B08WBCW27P", "B00B55FQ8A", "B0BK6S8QDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f54601d914eb588c03b26077", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic, standard electric, and 7-string electric guitars with long-lasting coated strings, while polishing the bodies, reducing light scratches, and cleaning and smoothing oxidized frets for easier playing.", "positive_items": ["B0BT3B7GTY", "B098KXQJVY", "B07DWY7R2X", "B074KRRZCH", "B07DWLYGKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f54d402c80f0ee136c1c2fb9", "partition": "shared_train", "query": "I\u2019m preparing my 3/4-size acoustic guitar for traveling performances and want a padded way to carry it, fresh long-lasting strings for a tone refresh, and a dependable cable for connecting to an amplifier.", "positive_items": ["B00RVE9X06", "B07DWLYGKH", "B07VWSB34H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f557f340bb667454a2ef9e36", "partition": "shared_train", "query": "I\u2019m preparing a small choral performance with an electronic keyboard and need a secure black folder for page-turning sheet music, a sustain pedal for held notes, and a long cable to connect the instrument.", "positive_items": ["B0BT9R8MMV", "B0002E539C", "B06XB3FQKB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f55bc150017e7eb93ae4cc0b", "partition": "shared_train", "query": "I'm putting together a compact, gig-ready drum and percussion setup that can support a cymbal, protect a tom during transport, quickly change my snare sound, and securely mount several auxiliary percussion pieces without taking up much space.", "positive_items": ["B00AHAFMCO", "B0002E1VUM", "B0C3H3W5YC", "B00WH57CMK", "B016CK4Q0G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f55cfae44ea3e8a06ff97dff", "partition": "shared_train", "query": "I\u2019m putting together a live acoustic guitar-and-vocal setup and need a reliable dynamic mic, guitar-controlled vocal harmonies, and a stage-friendly tuner so I can stay in tune while performing.", "positive_items": ["B06XNBTLHC", "B00HMQ1SHO", "B07KDYH2DF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5616edb8ab66044253373e6", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar practice and recording corner, with comfortable seated support, safe wall storage for several instruments, a protective case for my Tele- or Strat-style electric guitar, and a reliable way to connect instruments to audio equipment.", "positive_items": ["B07177ZS9B", "B07N5JWDGT", "B09PJ3N73Y", "B07MMJX9T7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f56fbed5829ad58e84bddf5a", "partition": "shared_train", "query": "I\u2019m preparing for a 5-string bass rehearsal and need fresh strings for a bright tone, durable picks for playing, and a portable stand to keep charts visible while I practice or perform.", "positive_items": ["B0BG95DG2H", "B0B6P55RBN", "B0BHG58G2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f570df64e6a6cb4d88c6531e", "partition": "shared_train", "query": "I\u2019m setting up a simple home vocal-recording station for singing and rap demos, and need a sensitive studio microphone, stable adjustable support, and protection from breath pops so my takes sound clear and polished.", "positive_items": ["B09VT45772", "B015JTEBN8", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5713eb9aa75fc8c41bb5fb0", "partition": "shared_train", "query": "I\u2019m putting together an electric-guitar pedalboard for versatile wah tones and need adjustable frequency control, reliable power for several effects, and short patch cables to connect everything neatly.", "positive_items": ["B00B5I9GYW", "B00QY9ZHR2", "B0771QC7RH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f575729d6abfec4d2d63ae27", "partition": "shared_train", "query": "I\u2019m preparing for a school jazz recital where I\u2019ll switch among tenor sax, alto sax, and clarinet, so I need a tenor setup upgrade, reliable alto reeds, protective clarinet mouthpiece cushions, and a moisture-removing swab for my saxophones.", "positive_items": ["B07MV2ZQ9F", "B01MQ6GM7S", "B00T3G1164", "B00TH4HCXS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f575c0bbd8471350ed28edee", "partition": "shared_train", "query": "I\u2019m setting up a small blues rehearsal rig around an Ab minor harmonica, with hands-free support for a compatible microphone, adjustable boom positioning, and two lengths of 1/4-inch instrument cable for connecting my electric instrument to audio equipment.", "positive_items": ["B06XB3FQKB", "B0B95V41NR", "B0BRSKMZVV", "B0035LCFRM", "B0002GXPRM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f575c65e19146d74bb54c6ec", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for a heavier rock setup with a bridge-mounted tremolo, a high-output hum-canceling pickup, and a compact pedal rig for distortion and looping.", "positive_items": ["B08G7XNRGY", "B09HTV1RV3", "B09ZP4SZ72", "B07PQ7XJCH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f584bac13672448c043a16b7", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for traveling acoustic-and-electric gigs, with organized pedal connections, padded protection for my smaller acoustic guitar, and a stable way to hold both instruments between sets.", "positive_items": ["B07VWSB34H", "B005T800V2", "B06XB4WXV9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f58ca0e021be8832adcc50ed", "partition": "shared_train", "query": "I\u2019m putting together a compact electric-guitar practice setup with several effects pedals, needing tidy connections between them, shared power for the pedalboard, and a small amp for authentic tube-style tone.", "positive_items": ["B07GZLKCB5", "B01J52X4AQ", "B0713Q328H"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5944c8f5d8896d64c265f9e", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and want to replace the nut, install a new volume control, refresh the control knobs, restring it with heavier-gauge strings using a faster winder, and finish it with a durable adjustable strap.", "positive_items": ["B09V91H5XM", "B006KW37ZW", "B0BSGM6CQ9", "B008BPI2OW", "B00WW0JR9Q", "B08MYRG31D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f59904e34a566b16ebb97ad3", "partition": "shared_train", "query": "I\u2019m setting up a desk-based podcast and livestreaming station with clear computer-connected audio, flexible microphone positioning, and protection from breath and plosive sounds during recording.", "positive_items": ["B003LZ2IT2", "B0BYXQHW7Y", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f59c8d29210a3bf9c56525e5", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar setup for rehearsals and small gigs, with secure hands-free playing, a padded place to rest my instrument between sets, and an organized, lightweight way to carry my effects pedals.", "positive_items": ["B08XYTW5S2", "B0C4SQBLC4", "B09BS25NJM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5a759e3c6b10f2610646b54", "partition": "shared_train", "query": "I\u2019m putting together a simple setup to record myself singing and playing guitar, with an electric guitar, quick key changes, a vocal mic, and protection against plosives and harsh breath noise.", "positive_items": ["B0BGQG84Y4", "B07N5J3GTB", "B015XTFNP4", "B0C3JJ2WLM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5aca4d08d77b0edce853a0c", "partition": "shared_train", "query": "I\u2019m restoring an electric guitar and need parts for shielded control wiring, a replacement three-way selector, vintage-style neck attachment, and more secure strap mounting, with compatible hardware for a practical upgrade.", "positive_items": ["B0BLLF6ZCS", "B0B8YY3M18", "B00LYFFW9O", "B00IXPXEN4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5aefab32868c4a1fc99288e", "partition": "shared_train", "query": "I want to record an outdoor guitar performance video with wind-reduced stereo audio, private monitoring, precise tone shaping, and lush ambient reverb for a cinematic sound.", "positive_items": ["B0B2C6TK2Z", "B08D1QV23Y", "B01MRSPOWU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5b448819c6462653ffbc9ca", "partition": "shared_train", "query": "I\u2019m setting up a compact keyboard practice and home-recording station, with stable adjustable support, a way to connect a microphone to my audio gear, comfortable monitoring, and phone backing tracks routed into a mono input.", "positive_items": ["B002GHIPYI", "B00TZH5DJW", "B01DK1RHK6", "B096FZ5TKG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5be3dda553cb0970bf1ff5d", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for home practice and rehearsals and need a secure place to park the instrument, reliable tuning, sturdy picks, and a guitar amp speaker for an overdriven sound.", "positive_items": ["B08N636GN1", "B09R6KV6QX", "B018FCZKR2", "B0C9NGP88D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5c18d6d52de0ac83adcf284", "partition": "shared_train", "query": "I\u2019m preparing for my first electric guitar rehearsal and need a comfortable way to hold the instrument, connect it to an amp, and keep spare picks handy for playing.", "positive_items": ["B06XB3FQKB", "B0B8LK7MTH", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5c41f342a3f56a3a8e97c76", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for a small live acoustic performance: I need to tune my instrument, connect a bodypack wireless transmitter to the sound system, and keep the transmitter secure while moving.", "positive_items": ["B0BLLXXT6F", "B0BHSG5C3G", "B01AW50JXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5cce773c3de81bbb0bf2163", "partition": "shared_train", "query": "I\u2019m putting together a casual guitar jam setup and need comfortable adjustable support, reliable picks for playing, and a way to make custom picks and keep extras handy at home or on the road.", "positive_items": ["B07FYPBL6K", "B0064BCRQE", "B07D1WM2G6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5cf23adddb8ebfa8f40a119", "partition": "shared_train", "query": "I\u2019m preparing my hollow-body electric guitar and tube amp for gigs and need secure transport, a compact pedalboard and microphone setup, plus reliable replacement power tubes.", "positive_items": ["B077S6VYJR", "B07BHTDYGR", "B0CBSRRLM3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5d2e259e0d88afb723a1d23", "partition": "shared_train", "query": "I\u2019m upgrading my studio monitoring setup and need stronger low-end playback, a short balanced connection between audio components, and a longer balanced run from a phone output to an XLR input.", "positive_items": ["B01BT1SUL4", "B01HCGWS2W", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5d50dacf6dcbb1a43038036", "partition": "shared_train", "query": "I\u2019m setting up a compact home music performance and need stable adjustable support for my keyboard, a tripod-mounted microphone for vocals, and a secure folding stand to keep my guitar ready between songs.", "positive_items": ["B07BZWB2Q6", "B0002F6JFS", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5d5b680d1b1c84b0018e886", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for expressive high-gain rock and need a compatible replacement pickup plus a wah setup with reliable 9-volt power for rehearsals and performances.", "positive_items": ["B076JNXG11", "B077GK1J7N", "B0002E3FBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5e18af9474fef9c027427e6", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for home practice: secure the strap, replace worn tremolo hardware, connect a compact pedalboard, and add a low-watt tube amp with reverb plus durable picks for playing.", "positive_items": ["B002L2E1TQ", "B07NC1HB8C", "B00H35YIJE", "B09SNBQCM8", "B01DK40R3M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5f77cdf7782b2715e5336d5", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style drum kit and need a warm, full bass sound, a deep short 10-inch tom sound that\u2019s easy to tune, plus reliable lever hardware to get the snare working again.", "positive_items": ["B01JGQBJGC", "B07ND1S862", "B078KX8YJD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f5fbf39d010a8ad7c0104b98", "partition": "shared_train", "query": "I\u2019m setting up a small live music recording rig and need to mount my Zoom recorder on a microphone stand, run a long balanced line to distant audio gear, and connect nearby mixer, patch, and RCA equipment together.", "positive_items": ["B092LF6RLS", "B07DJMCP2S", "B093T1DS5W", "B00ONBU64M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f600888b1b06d4799884df67", "partition": "shared_train", "query": "I\u2019m restoring an older guitar and need supplies to clean and condition the fretboard, replace worn tuning hardware, and make restringing and final setup easier.", "positive_items": ["B093YKLWVN", "B00BJTGILG", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f609261dd27ded8549ebbcc9", "partition": "shared_train", "query": "I\u2019m refurbishing my guitar-and-bass setup for a mellow recording project, needing fresh strings for both instruments, reliable tuning, a replacement pickup selector, and comfortable fingerstyle picks for controlled playing.", "positive_items": ["B009DYPWBG", "B000NGVQKO", "B09M7BF885", "B0BSGM6CQ9", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f60e3d4a4bddbd337d483e67", "partition": "shared_train", "query": "I\u2019m setting up a small home music recording and rehearsal space, and need reliable connections for an electric guitar plus microphones running to a PA or audio interface with enough cable length for flexible positioning.", "positive_items": ["B07GS5R4TX", "B06X9KG3HW", "B00VSYN25M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f616ed92d08ac6b6bfcc994c", "partition": "shared_train", "query": "I\u2019m putting together a portable beginner setup for rehearsals, with a full-size acoustic guitar that can plug in, dependable percussion accents and sticks, plus protective storage for transporting the cymbal.", "positive_items": ["B071L8C6MW", "B0002F4ML6", "B005UJQ2RG", "B0BKZ5DJZ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6196891df01b38d1e2c59bc", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar rehearsal space for several instruments, with secure accessible storage, personal in-ear monitoring for loud practice, and a short, durable low-noise connection from an instrument to the monitoring setup.", "positive_items": ["B07C91W874", "B0B95V41NR", "B091YFQGCJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f623e08c1f8fe6609cbcc490", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording rig for guitar and vocals, with reliable connections for my instrument and microphone, plus a compact mixer that can send the combined audio to my computer via USB.", "positive_items": ["B06X9KG3HW", "B005EHILV4", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f630ed8a305810de8b863e31", "partition": "shared_train", "query": "I\u2019m setting up a compact home guitar performance and recording station where I can shape guitar tones, add looping and rhythms, mix vocals and instruments, and record everything to my computer.", "positive_items": ["B09WHKNJ21", "B07TDNWYSB", "B088GF12PC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f631e7103d4fa3a72c48fbc6", "partition": "shared_train", "query": "I\u2019m refreshing my baritone ukulele for a recording session and need a suitable DGBE string set, a quick way to wind the replacements, and an elastic capo for changing keys during takes.", "positive_items": ["B00KIZROW4", "B000EENH5W", "B07BHJH2Y8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f633387338a1d30e23771ec0", "partition": "shared_train", "query": "I\u2019m building a compact live guitar rig that can shape expressive wah tones, connect pedals reliably, and send a clean amplified acoustic signal to the PA or recording setup.", "positive_items": ["B07MJVGJSV", "B0B95V41NR", "B00W6WQ8U6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f638425c6a10b56f355cb6b8", "partition": "shared_train", "query": "I\u2019m refreshing my six-string electric guitar for rehearsals and gigs, needing longer-lasting strings, a comfortable secure strap, and right-angle patch cables to connect my pedals.", "positive_items": ["B0BD4FCC66", "B0BKZ6HRQ2", "B09MZSMG6M", "B09MZRCWF8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f63ae3a18b507f737dec41f8", "partition": "shared_train", "query": "I\u2019m setting up a guitar practice space and need a compact amp with quiet headphone practice, a secure strap for playing while standing, and a gentle microfiber cloth to keep my instrument clean.", "positive_items": ["B09BS25NJM", "B073RQ74VK", "B0BK5CXZBT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f63cce56022f22aaa22a8e84", "partition": "shared_train", "query": "I\u2019m setting up a home recording session with classical and electric guitar parts, so I need quick one-handed capo changes for both neck shapes, fresh high-strung strings for layered Nashville-tuned tones, and a non-spray cleaner to keep the strings and fingerboard sounding bright.", "positive_items": ["B09YDBKT7M", "B0BPJ4Q6FJ", "B00JL5ISDQ", "B00JL5ITPI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f63deac62da311af3b934e30", "partition": "shared_train", "query": "I\u2019m preparing for a small band concert and need reliable gear for illuminating sheet music, tuning the guitar quickly, and practicing drum parts comfortably during rehearsals and the live performance.", "positive_items": ["B00IFOTSJW", "B09TXP3FSK", "B08Z6TDJZ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f64766e60e9de22fb70543e5", "partition": "shared_train", "query": "I\u2019m fine-tuning my guitar setup and getting ready to practice, so I need a way to check the fingerboard radius, keep the instrument accurately tuned, and play comfortably with picks that won\u2019t slip.", "positive_items": ["B0757G21DW", "B01DZ6FBBI", "B0BPLFP5P6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f64fae4788588bb0f8bd217a", "partition": "shared_train", "query": "I\u2019m refreshing my small home recording setup for gritty rock demos and need a durable 13-inch snare head, short cables for chaining guitar effects, and a compact balanced XLR connection for routing the microphones cleanly.", "positive_items": ["B0BZKJNJ89", "B0BCXD2QDB", "B0C3BDV2NL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f653c7a3c87155964a48775c", "partition": "shared_train", "query": "I'm preparing my acoustic guitar for a colorful live performance under black lights and need a durable coated string setup plus an adjustable woven strap that stays securely attached during playing.", "positive_items": ["B07FYPBL6K", "B0179A4ILK", "B00DJU33AW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f663e6a5eb6a4f9f5adfca2e", "partition": "shared_train", "query": "I\u2019m setting up a small home recording station to write and record guitar-and-keyboard songs, with hands-free vocal capture, reliable audio connections, closed-back monitoring, stable support for my keyboard, and basic guitar setup accessories.", "positive_items": ["B09VT45772", "B0BZJNPDJS", "B07K2J841D", "B00TZH5DJW", "B06X9KG3HW", "B019NY2PKG", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f668cd5857fd15ef9997a400", "partition": "shared_train", "query": "I\u2019m building a compact electric-guitar pedalboard for rehearsals and recording, with smoother dynamics, flexible EQ shaping for clearer solos and less muddiness, plus a protected power source to run everything reliably.", "positive_items": ["B007T8KI6M", "B0097WDJZA", "B007T8CUNG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f69117b0685b3134e2b7607a", "partition": "shared_train", "query": "I\u2019m restoring a vintage-style Precision bass and need compatible chrome hardware for the bridge pickup and headstock string tension, plus a long right-angle cable to test the completed setup through an amplifier.", "positive_items": ["B001OICJCE", "B081T5GXGT", "B00OTWW2WO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f695fe0d352299442c999b7b", "partition": "shared_train", "query": "I\u2019m putting together a compact unplugged street-performance percussion setup, with a seated rhythm foundation, hands-free jingle accompaniment, and a bright resonant accent I can strike for transitions.", "positive_items": ["B000B6FADU", "B0006MON14", "B0CCK4YYNM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f696a5a9b7288f9d33666e31", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style electric guitar by installing a black HSS pickguard, fitting bright long-lasting strings, and using one tool for restringing, while keeping the guitar safely supported alongside another instrument.", "positive_items": ["B0052N8RBE", "B09G5QYZV2", "B00N5THDR6", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f69de8443874bff835ea1b1d", "partition": "shared_train", "query": "I\u2019m preparing my guitar for regular playing and want supplies to restore its finish, keep it protected, and experiment with both flexible and firm pick styles.", "positive_items": ["B00CGFRJ2Y", "B0BG95DG2H", "B07WW5PKCP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6a861cbe30afab626f5fdbe", "partition": "shared_train", "query": "I\u2019m upgrading my six-string electric guitar with quieter tremolo hardware, locking tuning stability, and everything needed to restring and set it up cleanly.", "positive_items": ["B00ABLI0IC", "B07N5G6Y5G", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6af8e9169f31ba03fce7437", "partition": "shared_train", "query": "I\u2019m setting up a comfortable drum practice station at home and need reliable sticks, a realistic-feeling practice surface, and an adjustable supportive seat for longer sessions.", "positive_items": ["B002785NTQ", "B09MT52LQG", "B09M5Q8FJC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6b709235bbc0b887260bded", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for regular playing and want supplies to clean and condition the fingerboard, restring it with stable medium-gauge strings, tune it accurately, and have plenty of durable picks for practice and gigs.", "positive_items": ["B095XZJ99J", "B0BG95DG2H", "B00B0AQHVA", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6b91c8d8042a857b9dc8e50", "partition": "shared_train", "query": "I\u2019m setting up a safe beginner music corner for my child at home, with a securely hung guitar, improved strap security for playing, and appropriately sized sticks for early drum practice.", "positive_items": ["B0745KXRSL", "B016XLLHCY", "B004FOITMS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6bb59618111205bbf1999eb", "partition": "shared_train", "query": "I\u2019m putting together a comfortable setup for practicing and performing alto saxophone, with support for safely holding the instrument between songs and supplies to clean the body, mouthpiece, and hard-to-reach interior after playing.", "positive_items": ["B07G9YPP3D", "B001EEO8IQ", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6c5bb69b029750c619cdd15", "partition": "shared_train", "query": "I\u2019m setting up a portable small-gig rig for guitar and mixing: I need a secure strap connection, tidy short pedalboard patching, and an adjustable collapsible stand for my mixer or controller.", "positive_items": ["B0BX8SSNYP", "B0B28ZK2NK", "B096K2LZKH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6c6892fe771a632a70a70b8", "partition": "shared_train", "query": "I\u2019m setting up a small heavy-rock rehearsal and demo recording: I need a high-gain guitar rig with noise control, a separate bass combo, reliable close-miking for the guitar speaker, and a long balanced cable to run the microphone to my recording setup.", "positive_items": ["B073WH58T5", "B00DHK5ZLO", "B0BT855NFQ", "B0B3NJ1TDB", "B0CB98SMQR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6d34321d9032584c0a96b3d", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for solo acoustic gigs and need comfortable hands-free guitar support, a foot-operated rhythm accent, and a compact way to keep my instrument safely upright between songs.", "positive_items": ["B0C33K2S3F", "B07M9PDMWB", "B09HC4FKJG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6e01cba07d00a3506f765ff", "partition": "shared_train", "query": "I\u2019m putting together a small Latin-inspired ensemble performance and need a safe place to set my clarinet, wooden rhythm instruments for the groove, and a distinctive multi-tone whistle for cues and transitions during rehearsal and the show.", "positive_items": ["B0002F4NB0", "B002SW37EY", "B003JNWWBK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6e3658036c89af018b3c5c5", "partition": "shared_train", "query": "I\u2019m setting up my drum kit for recording and need a durable way to carry and organize my sticks, plus a secure side-mounted solution for accurate drum microphone placement.", "positive_items": ["B0C3LGQ9S5", "B0BKZ5DJZ2", "B007ACTMFU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6ee841fd61b50c273015aed", "partition": "shared_train", "query": "I\u2019m assembling a compact drum setup for rehearsals and need a versatile snare, a comfortable height-adjustable seat for long sessions, and a short, secure boom for positioning a cymbal in limited space.", "positive_items": ["B07TMJX85D", "B06XWMLT5W", "B000BZEB40"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6f8f5f3428380f575448f0b", "partition": "shared_train", "query": "I\u2019m setting up a phone-based interview recording with two lavalier microphones, wind protection for outdoor audio, and a separate handheld microphone positioned on a stand for the host, using flexible mounting hardware and suitable microphone clips.", "positive_items": ["B06XCG1S9C", "B07BQ2LZDX", "B00B6KG1WE", "B07HJX9TXY", "B06Y6BCX7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f6fe0de41d71d665dee2e3a8", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals: restringing my guitar, servicing its tube amp, and safely organizing multiple instruments.", "positive_items": ["B07NKMZJ5M", "B08JMQR2JK", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f703fb855b379c9bf64a3cb0", "partition": "shared_train", "query": "I\u2019m rewiring my four-string bass with a hotter humbucker and cavity shielding to reduce interference, then need to capture its clean and driven tones along with other inputs for a home recording session.", "positive_items": ["B01HUD0JEG", "B07CYRYQ8G", "B07B4BY4RP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f70d088aab22cbf04d59f2af", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording and mixing station and need to protect the mixer from dust and spills, reduce speaker vibration for cleaner monitoring, and make short angled audio connections around the desk.", "positive_items": ["B08F9K24WG", "B07STM2JNJ", "B07PB3DJY4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f716d3e1b5bb869417b64b85", "partition": "shared_train", "query": "I\u2019m restoring a Les Paul-style guitar and need replacement hardware to cover the rear electronics cavity, refresh the split-shaft control knobs, and add a front pickguard with mounting hardware.", "positive_items": ["B012DS2XEM", "B004YPW000", "B0098DFNY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f7175cbb63ed547f92af3273", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for rehearsals and want to adjust the neck, install heavier strings, tune it accurately, connect my pedalboard, and add a warm overdriven tone through my amp.", "positive_items": ["B002Q163VQ", "B0B95V41NR", "B0BSGM6CQ9", "B00XZPXUGI", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f71ee847f94ea220a044d25c", "partition": "shared_train", "query": "I\u2019m organizing a beginner-friendly multicultural Christmas worship music session and need a simple dulcimer, accessible minor-mode hymn and carol instruction, and bright hand percussion for adding lively Latin-inspired rhythms.", "positive_items": ["B00DQHAF5E", "B0002MQJMO", "B01DH25DL8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f72a00161a74d778ec21dc91", "partition": "shared_train", "query": "I\u2019m setting up a small home-studio session to record a live rock demo, with close, isolated miking for guitar cabinets and drums plus a versatile condenser setup for lead vocals and acoustic instruments.", "positive_items": ["B00167UQLO", "B073WND433", "B001W99HE8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-f73a192868b0d18b3905fb80", "partition": "shared_train", "query": "I\u2019m putting together a reliable 5-string bass rig for recording and live rehearsals, with precise pedal tuning, versatile modern distortion, and a DI/preamp setup that can deliver both aggressive and vintage-inspired tones.", "positive_items": ["B01G7QXYOE", "B07PW9KBBJ", "B076TG7F2P", "B08Y212LFG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f740bd05609c421df68e9643", "partition": "shared_train", "query": "I\u2019m putting together a small live acoustic performance and need to amplify both my guitar and singing, reduce feedback, and connect everything to a reliable powered PA speaker.", "positive_items": ["B06X9KG3HW", "B0BZT4ZF5Z", "B08NVVLB16", "B019410SWU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f74453994c78ce5aa49abbee", "partition": "shared_train", "query": "I\u2019m setting up a small home music station to record vocals, connect my keyboard with standard MIDI hardware, and keep the keyboard protected from dust between sessions.", "positive_items": ["B01DK43HMK", "B07N5J3GTB", "B00M6SIZ6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f745b37f64f02f83ec8c27cf", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home keyboard recording station with hands-free transport and looping controls, a separate latching foot control, stable elevated monitor placement, and an adjustable bench for long practice sessions.", "positive_items": ["B07N5NPKRW", "B07Y6TSTS2", "B00VTCSP9G", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f7464c5fd47e97997e4c3605", "partition": "shared_train", "query": "I\u2019m setting up a compact blues practice corner where I can sit comfortably, keep my guitar safely supported, connect it to an amplifier, and have multiple harmonicas ready for learning and playing.", "positive_items": ["B0BLLCTGJP", "B000EEHKVY", "B01DE4DPSC", "B000A2HDXA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-f76af943ad80cb99e576796c", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke and open-mic night and need a simple way to connect two handheld vocal microphones, blend their levels, and send the combined performance audio to my speakers.", "positive_items": ["B01HN811CW", "B00UZ7JADG", "B0B31RCL2G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f76c5e2cbba6054b3ffdb3b3", "partition": "shared_train", "query": "I\u2019m recording a layered guitar arrangement and need warm, extra-light strings for a 12-string acoustic, a bright high-strung setup for a 6-string electric to add octave-like texture, plus comfortable picks for tracking both parts.", "positive_items": ["B0BPJ4Q6FJ", "B0BTC9YJ2W", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-f7a12a9ab13f03f5a1c9b81b", "partition": "shared_train", "query": "I\u2019m putting together a portable solo guitar setup for small outdoor performances, with reliable short patch connections, hands-free volume control, battery-powered amplification, and Bluetooth playback for backing tracks.", "positive_items": ["B07Y6TM959", "B00EMDNLUM", "B00VTCBQS8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-f7bc01330ead4dc17f8ec573", "partition": "shared_train", "query": "I\u2019m refreshing my 5-string banjo for regular playing and want reliable replacement strings, an easy way to get it precisely in tune, and a secure wall-mounted holder for storage.", "positive_items": ["B017808XKS", "B07H3SDQM8", "B0BPKH7FJ2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
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{"candidate_id": "train-f8c6b19e3bad618ff223e8f5", "partition": "shared_train", "query": "I\u2019m upgrading my bass rig for rehearsals and small gigs, and need a warm flatwound tone, a dependable high-power speaker extension, and secure strap hardware for moving around onstage.", "positive_items": ["B01822JC92", "B01G3CQGEC", "B0002GNY0A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8d90f338337db79d0c615f8", "partition": "shared_train", "query": "I\u2019m setting up a home electric-guitar practice and recording corner: I need to power a Boss pedal, restring one guitar for Nashville tuning, play comfortably, keep several guitars safely accessible, and have picks on hand.", "positive_items": ["B09V91H5XM", "B00N5THDR6", "B000ARH3M6", "B00F4PLRDU", "B0BPJ4Q6FJ", "B00CGFRJ2Y"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8dd4fec50f27d8a9a5cd8e3", "partition": "shared_train", "query": "I\u2019m setting up a simple home recording session for vocals and acoustic instruments, with clear microphone capture, vibration isolation, and a way to route my laptop\u2019s stereo playback into quarter-inch audio gear.", "positive_items": ["B06XKJDGNK", "B07NX24XGY", "B01H0PACWI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8e00db10d179a37612de6f4", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for rehearsing and recording my acoustic guitar, with secure hands-free carrying, protection during travel, and comfortable closed-back headphones for monitoring and mixing.", "positive_items": ["B095XCZXNQ", "B09V91H5XM", "B07K2J841D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8e8b4544b80c1ebb923a72f", "partition": "shared_train", "query": "I\u2019m setting up a small guitar corner and need versatile picks for playing, a secure way to organize and display my pick collection, and a wall-mounted holder for my instrument.", "positive_items": ["B09MNTZB15", "B07C2J458T", "B07VS1QVQC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8ecea03688a55d60a1f0935", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic-instrument performance rig with flexible effects, looping and rhythm accompaniment, precise monitor volume control, and a simple way to switch the audio signal between two destinations.", "positive_items": ["B07YGZTRPH", "B003JYZS1K", "B0752XXRQH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8efdd4c0bbd756c52f9a403", "partition": "shared_train", "query": "I\u2019m learning to play a full-size violin and need a beginner-friendly practice setup with help finding finger positions, keeping the instrument in tune, and holding sheet music at a comfortable adjustable height.", "positive_items": ["B00E9EC2K4", "B0B6P55RBN", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8f62abfc7c3644e21f54e4a", "partition": "shared_train", "query": "I'm restoring a nylon-string classical guitar and need hardware to replace its worn tuning mechanism, a reliable way to set accurate pitch during setup, and a capo that fits its flat neck for testing chords and transpositions.", "positive_items": ["B001HYROHA", "B00EB11YM2", "B07CRMZQTF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8f98a98439ed3a57159eff0", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session for guitar and vocals and need a secure place to hold the guitar, a short right-angle instrument connection, and long balanced microphone leads.", "positive_items": ["B0B95V41NR", "B00NPAMDQ6", "B01LXTBO7B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8f9bdd3a4660b37214129ab", "partition": "shared_train", "query": "I\u2019m restoring an acoustic guitar and need supplies to level and re-radius the fingerboard, install a complete set of replacement frets, and secure the bridge while correcting related soundboard issues.", "positive_items": ["B07NY3GK3W", "B07PNKQ763", "B018ECP1VS", "B07593G916"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8fbded10878796a81e7c13c", "partition": "shared_train", "query": "I\u2019m building a small home vocal-and-guitar rehearsal rig and need pitch-correction processing, a guitar practice amp, and reliable balanced connections for long microphone runs and mixed XLR and 1/4-inch gear.", "positive_items": ["B01M5CXH65", "B004GTED7C", "B0BM71QK8M", "B092LF6RLS", "B00EM5UOE6", "B07N5LWMF1"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8fdb03660207f878b627aa8", "partition": "shared_train", "query": "I\u2019m restoring a family string-instrument collection and need tools for precise tapered peg-hole and bridge fitting, delicate shaping of violin-family wood, and replacing the tailpiece cord on a 3/4 or 4/4 double bass.", "positive_items": ["B077LSSH9K", "B09NR5DQR2", "B08BJVDQ6V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f8fe0e5ec84a7735f15579a5", "partition": "shared_train", "query": "I\u2019m putting together a reliable home setup to learn and rehearse electric bass, with hands-free support and enough amplification for clear practice and occasional small jam sessions.", "positive_items": ["B08TN2G4K6", "B074WXM13T", "B0BT855NFQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f901adabafda3b24d66728d2", "partition": "shared_train", "query": "I\u2019m preparing for a classic rock electric-guitar practice setup and need reliable tuning, comfortable picking, and expressive foot-controlled wah sounds.", "positive_items": ["B077GK1J7N", "B0BKZ3GCGR", "B00646MZHK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f909717961d095ae15334657", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar-care routine: I need to change strings safely, hold the instrument securely on a table edge, and keep its case humidity stable between sessions.", "positive_items": ["B0BPKTYTPQ", "B097FMTZCP", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9122f6a604a5037d007359d", "partition": "shared_train", "query": "I\u2019m getting my six-string acoustic ready for casual live playing and want a comfortable hands-free setup, easy key changes without retuning, and reliable picks kept close by.", "positive_items": ["B00CPLODUU", "B074WXM13T", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f91aceb28e60a830e02f8128", "partition": "shared_train", "query": "I\u2019m setting up a home guitar corner and need parts to replace the pickup surrounds on my Epiphone-style electric, a reliable way to tune my string instruments, and secure wall storage for several guitars or other instruments.", "positive_items": ["B07PMLJ8PT", "B0BHSG5C3G", "B07TMTKLQZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f924860dde2eb1512dc8effd", "partition": "shared_train", "query": "I\u2019m putting together a powerful rock drum setup for rehearsals and live performances, and need durable sticks, a complete set of main cymbals, plus smaller effect cymbals for accents and varied sounds.", "positive_items": ["B0B2D98XV8", "B0163GXIVM", "B00MHWNGSM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f92554d999643be1055f35fd", "partition": "shared_train", "query": "I\u2019m setting up a small home recording session with several guitars and need to route stereo audio into my equipment, keep the instruments safely accessible between takes, and tune each one accurately.", "positive_items": ["B01DN7OLJC", "B0BPLFP5P6", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f93123adc86f9dca70d7f9a7", "partition": "shared_train", "query": "I want to prepare my guitar setup for home recording by restringing my acoustic, replacing a worn EL84 amp tube, and capturing the finished playing directly into my iPad or Mac.", "positive_items": ["B07GFH8NTB", "B00K1WIAV8", "B07C9YCY5J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f93e999a5b310ed2aaeb0dfe", "partition": "shared_train", "query": "I\u2019m rebuilding my rock drum kit for recording and need fresh heads across the bass drum, toms, and snare, tighter control of attack, sustain, and low end, plus shell-mounted damping and a clamp-on boom to add another cymbal.", "positive_items": ["B00K7VHGLI", "B09HCXSWD1", "B09HD48CZN", "B0BK6S8QDW", "B09HCVK9HL", "B00K7VE5MQ", "B07N79N4L8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f941e2ff2303f666d34c4ad4", "partition": "shared_train", "query": "I\u2019m preparing my five-string bass and tenor ukulele for a small acoustic performance and need smooth, warm bass strings, a precise clip-on tuner, and a complete high-G ukulele string replacement.", "positive_items": ["B00TQZMW9M", "B00646MZHK", "B0BKZ5F8BS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f945a80816762ca82c00c583", "partition": "shared_train", "query": "I\u2019m starting acoustic guitar lessons and need a comfortable beginner-friendly instrument, a secure strap for standing practice, and reliable picks for strumming and learning chords.", "positive_items": ["B073Q5R47K", "B0C58M767M", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f945fb24053d5354424f8b52", "partition": "shared_train", "query": "I\u2019m preparing my seven-string electric guitar for rehearsals and need light-gauge strings that keep their tone, secure strap attachment, and durable picks for consistent playing.", "positive_items": ["B098KXQJVY", "B00H35YIJE", "B09SNBQCM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f949d89286aba963b8ef7955", "partition": "shared_train", "query": "I'm getting my five-string bass ready for rehearsals and live playing: I need fresh strings for a bright tone, a padded strap, and a secure way to attach it.", "positive_items": ["B00H35YIJE", "B0BHG58G2F", "B000VUNEZM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f95146dea01acb1137b67414", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to compose beats and melodies, record vocals or spoken audio clearly, and connect everything to my computer for collaborative music production.", "positive_items": ["B0B89ZSYS7", "B0C62DP9WQ", "B083XQP94N"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f95314eba43ea2272011e122", "partition": "shared_train", "query": "I\u2019m putting together a beginner-friendly family music ensemble, with ukulele accompaniment and recorder parts for young learners and advanced players across soprano, sopranino, and alto ranges.", "positive_items": ["B0002EJVUY", "B00188VT6M", "B07N5BCRNQ", "B0002MS7NS", "B01F543PAW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f96fb8fc097abccdbe561187", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal sound system and need secure mounting for Shure wireless handheld transmitters, a tidy way to route several balanced microphone feeds, and a low-noise mixer protected in a rack case.", "positive_items": ["B07DX95KP2", "B07KDSZ2TJ", "B010FKEJ24"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9734ed85a1310a0a7a67222", "partition": "shared_train", "query": "I\u2019m setting up a home recording session for a storytelling performance with clear vocals and a deep traditional drum accompaniment, including simple computer connectivity and protection from harsh breath sounds.", "positive_items": ["B016QUXTZU", "B0C6H9T5T6", "B0BLVHR9MG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f97e7376c368c5d5d07c739f", "partition": "shared_train", "query": "I\u2019m putting together a small live music show and need supplies for high-strung electric guitar parts, quick key changes and varied picking, while safely carrying cymbals and connecting balanced audio gear and a DMX lighting chain with the proper termination.", "positive_items": ["B00N19LGZ0", "B000068O4E", "B09ZTJH58K", "B07BSZNKTM", "B08BJGBHN7", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f982b4cc753aaceab1520ed6", "partition": "shared_train", "query": "I\u2019m putting together an affordable portable setup for rehearsing and performing with a small band. I need a complete cymbal arrangement, sturdy adjustable support for my keyboard, and a long balanced microphone connection for the stage or practice space.", "positive_items": ["B0B3NJ1TDB", "B0002D0HO4", "B0C3LH9FX2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9884df7188c1981d5db07de", "partition": "shared_train", "query": "I\u2019m putting together a reliable setup for playing electric guitar at rehearsals and small gigs, with sturdy picks, a long 1/4-inch connection, and an adjustable strap for comfortable movement onstage.", "positive_items": ["B00LMC2PNA", "B00HZH4D04", "B07F5PX9Y3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f98b062e328d675faed61ddc", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing guitar at home, with secure storage, quick accurate tuning, and easy key changes without damaging the instrument.", "positive_items": ["B018FCZKR2", "B00M5DWB5W", "B008B83SY8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f99083d9b70ca13f89cacf3a", "partition": "shared_train", "query": "I\u2019m recording an outdoor rock performance and need to capture the full drum kit, mic a guitar amplifier, and reduce wind noise on the extra microphone.", "positive_items": ["B08CMHD5HG", "B0CB98SMQR", "B00UV7Q3HG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f992828a7925a5566945b5bb", "partition": "shared_train", "query": "I\u2019m putting together a compact guitar pedalboard for live playing, with reliable short connections between effects, a way to shape my guitar\u2019s tone and control feedback, plus durable picks for consistent strumming and lead work.", "positive_items": ["B072538J3S", "B0BNVFLP64", "B000EEJFN0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9953d8cdc172afe3a46e182", "partition": "shared_train", "query": "I\u2019m refurbishing my four-string bass and need compatible hardware to finish the neck access cover, set the pickup height properly, and replace the worn bridge with a sturdy chrome assembly for better sustain and playability.", "positive_items": ["B081TCVZL6", "B094Y9LMGP", "B01M5JN7YC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f997e7c1786cf532b7efe111", "partition": "shared_train", "query": "I\u2019m refreshing my Stratocaster and building a compact effects setup for classic swirling, high-gain tones. I need coordinated replacement guitar hardware plus a reliable way to power several pedals from one adapter.", "positive_items": ["B07BQVJY7W", "B0742RB7JK", "B004FEBS8K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f99e14a6c945101a21d776ae", "partition": "shared_train", "query": "I'm setting up a small drum-recording session and need a dynamic mic suited to kick drum, an adjustable locking support for precise placement, and a protective case to store several wired microphones.", "positive_items": ["B0002MNXFK", "B07KZ9VXS2", "B0002E54YQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9a08f1d67c4a064254b68fb", "partition": "shared_train", "query": "I\u2019m setting up a beginner acoustic songwriting and busking setup with a full-bodied guitar, easy access to standard picks, and a handheld jingle instrument for keeping time.", "positive_items": ["B071RLH95D", "B01K1EJQ9U", "B003SQK1HK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9a5768d053524dbdbc82f77", "partition": "shared_train", "query": "I\u2019m restoring my four-string Precision Bass to a 1962-style vintage look and need a tortoise pickguard with the correct cover and thumbrest holes, plus matching chrome hardware to finish the pickup and bridge area.", "positive_items": ["B072MNRMNQ", "B06XGVNTR6", "B071RYWF1X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9a88fc17c4672097c19b727", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic guitar for regular practice and storage, and need durable strings, protection from seasonal humidity changes, and precise clip-on tuning.", "positive_items": ["B00646MZHK", "B09BF8XDF4", "B0BPKTYTPQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9b3d3e82e358668b8d8d128", "partition": "shared_train", "query": "I\u2019m restoring a Strat-style electric guitar and need compatible parts to improve string guidance and tuning, replace the worn nut, secure the pickguard, and install a new 1/4-inch output jack.", "positive_items": ["B015CO3U14", "B01IP53HN8", "B08L4YMSHD", "B07MM6HRSX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9c97dafa09d889b5ffb231f", "partition": "shared_train", "query": "I\u2019m refurbishing a portable electric-guitar PA rig and need a replacement cabinet handle plus reliable instrument connections with enough cable length for flexible stage setup.", "positive_items": ["B088DD5M4V", "B00RVE9X06", "B093TMG5W7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9d54ce8ef4df9d666ad6fd1", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar and ukulele performance and need richer projection, discreet accurate tuning, clean key changes, reliable instrument pickup, and a practical way to route multiple audio channels across the stage.", "positive_items": ["B00WW6TNXK", "B07FJ997G4", "B081592T7F", "B009756KE4", "B00WJ3GS16"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9db63d4096b4082e8fa608b", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording and rehearsal station: I need fresh strings for both my electric and 12-string acoustic, a comfortable adjustable strap, a tabletop stand for my mixer, USB and effects mixing capability, and a replacement transmitter that works with my existing Relay G10 wireless system.", "positive_items": ["B0009FUUOC", "B01KHP70Q4", "B0B8M5FJB6", "B0036ECH1M", "B00WRJM5NC", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9e99975414d88a93e1016b4", "partition": "shared_train", "query": "I\u2019m building a compact home recording and mixing workstation for vocals and instruments, with an audio hub for microphones, headphones, and monitors, hands-on DAW mixing control, and elevated, isolated speakers for more accurate playback.", "positive_items": ["B09J69QB6Q", "B07FWK4Y9T", "B08GGYMGY3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9ee2dfc02e31e3f0198cb03", "partition": "shared_train", "query": "I\u2019m setting up a compact home podcast station for recording clear spoken vocals, with a broadcast-style microphone, reliable XLR connection, headphone-friendly USB control, quick muting, and simple software mixing for my Mac or PC.", "positive_items": ["B0BZQWH1KK", "B0BYXJ6JKZ", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9ef6dfb8e03b358f31bea63", "partition": "shared_train", "query": "I\u2019m preparing for a band rehearsal and want to refresh both my 12-string acoustic and electric guitars, then connect the electric guitar reliably to my audio setup with a long instrument cable.", "positive_items": ["B01DPCONFM", "B0BSGM6CQ9", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-f9f9fadb36ba87c74c3d60a7", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string guitar for a UV-lit gig and need reliable tuning hardware, vibrant coated strings, plus cleaning and conditioning supplies for a complete setup.", "positive_items": ["B009AQZM30", "B07N5MJDBF", "B07BSHS3BX"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa0ad7c2e7ea349f5aa06bdc", "partition": "shared_train", "query": "I\u2019m setting up a compact bass practice rig for learning at home, with a comfortable short-scale instrument, amplified sound, a reliable connection, and a way to make custom picks for playing.", "positive_items": ["B08T2PBHK8", "B01DPCONFM", "B0BT855NFQ", "B072DXPHC3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa0cac1fa6c9c7e3f5d67550", "partition": "shared_train", "query": "I\u2019m outfitting my guitar for dependable rock rehearsals and gigs, with secure strap attachment, a durable adjustable strap, and precise clip-on tuning.", "positive_items": ["B00646MZHK", "B00HZH4D04", "B00H35YIJE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa1789daab5f4f737e2548fc", "partition": "shared_train", "query": "I\u2019m putting together a home guitar practice setup and need a way to keep several guitars safely off the floor, a comfortable adjustable strap for playing, and a straightforward amp with versatile tones and effects.", "positive_items": ["B00EM5UOE6", "B09V91H5XM", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa2f89a39089785068e980ac", "partition": "shared_train", "query": "I\u2019m refreshing my rock and metal drum setup for heavier rehearsals and need durable sticks with extra reach, a focused attack-heavy 12-inch snare head, and a 20-inch bass head with controlled tone.", "positive_items": ["B076BWPKRL", "B07NDH59D8", "B09HCVF8DH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa2fe189ff3aa83d15eca860", "partition": "shared_train", "query": "I\u2019m putting together a compact electronic percussion practice and recording station, with hands-free microphone placement, convenient access to mallets, and a reliable connection between my MIDI instruments and recording setup.", "positive_items": ["B01DK43HMK", "B002FWET44", "B0002E5518", "B07N2WWT61"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa31cc04a8f7068a6a49769e", "partition": "shared_train", "query": "I\u2019m preparing for my first mandolin jam and need a way to keep the instrument secure while standing, check its tuning quickly, and have a supply of comfortable picks for practicing and performing.", "positive_items": ["B0BPLFP5P6", "B0BKZ3GCGR", "B0B8LYBTXZ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa3c42588aa23635f1b12938", "partition": "shared_train", "query": "I\u2019m rebuilding a compact heavy-rock drum setup and need dependable heads for two different snare sizes\u2014one deep and dark, one fat and controlled\u2014plus a bright, sustaining accent for rhythmic effects.", "positive_items": ["B09X6KS6GB", "B09HD48CZN", "B0BCXD2QDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa41f97e1d6372c47f753083", "partition": "shared_train", "query": "I\u2019m preparing a guitar rehearsal and home-recording setup with versatile reverb and effects, reliable power for my multitrack recorder, comfortable support for long playing sessions, an adjustable stand for charts, and quick key changes.", "positive_items": ["B0094AHO3I", "B01FX69CHW", "B0047VIXBG", "B073DRTLPC", "B00H4PEMM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa4e019291913cd8ab83acd1", "partition": "shared_train", "query": "I\u2019m rebuilding a Strat-style electric guitar and need improved tuning stability, three classic single-coil tones, vintage-style internal wiring, upgraded controls and output hardware, plus a replacement neck plate for the final assembly.", "positive_items": ["B0BT2W3TTM", "B0BKR2ZM9X", "B0050MH4KW", "B00LYFFW9O", "B0B8F6LD9F", "B00COOFHA8", "B000P1RB9C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa5602fbd63e0d155a0b4e62", "partition": "shared_train", "query": "I\u2019m outfitting my drum kit for live gigs and need a sturdy mounting rack, a bright quick-effect cymbal, and durable yet responsive heads for the bass drum and snare.", "positive_items": ["B09V556T1T", "B09S1W71K6", "B003B1DT4O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa575b3d0f659b934b21d1c0", "partition": "shared_train", "query": "I\u2019m setting up a compact blues recording corner for vocals, guitar, harmonica, and drums, with cleaner mic takes, controlled tom overtones, safe wall storage for my guitar, and an F# diatonic harmonica.", "positive_items": ["B0BKZ2S4PC", "B0B4SHB5T3", "B015XTFNP4", "B07PPHHG34"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa5c6e5eebbd911257f78eb7", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and want supplies for a fresh, longer-lasting string setup, comfortable picking, and replacing the moisture-absorbing insert in its humidity protection system.", "positive_items": ["B09BF8XDF4", "B000CPSGD6", "B078KTV8L4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa6144405b66d96fb29e6338", "partition": "shared_train", "query": "I\u2019m setting up a small home recording and rehearsal space and need a way to isolate studio monitors from my desk, plus plenty of flexible, shielded balanced XLR connections for microphones and other audio equipment positioned at varying distances.", "positive_items": ["B00O5EL7S6", "B00O5EKZ9I", "B07JH8Q6PW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa63718bc68a3b0ba473c53a", "partition": "shared_train", "query": "I want to refurbish my electric guitar for practice and recording by upgrading its pickups and wiring, replacing the mounting hardware, controls, and tuners, then adding a versatile effects setup with expression control and dependable power.", "positive_items": ["B08H57ZY6T", "B01245XLF4", "B07KJ1YFPC", "B0774P2S9J", "B0B8Z6MMNT", "B07TDNWYSB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa6b82ea8fa2b333bb861f41", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for a small performance and need to refresh its appearance and fretboard, replace worn bridge pins, and easily change keys during songs without damaging the finish or strings.", "positive_items": ["B09N3X86XW", "B07B8WL33G", "B09YY43QD6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa6d8e880d82ecc8d6766284", "partition": "shared_train", "query": "I\u2019m upgrading my Strat-style electric guitar with a versatile pickup setup, a compatible tremolo bridge, and a clean replacement pickguard for a complete performance-ready refresh.", "positive_items": ["B003AYPT8G", "B00505WME2", "B073T29DND"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa715d0dd07ed26ab5d04d1e", "partition": "shared_train", "query": "I\u2019m setting up a home ukulele recording station and need fresh strings for reliable tuning, a computer microphone for capturing performances, and an adjustable stand to position it hands-free.", "positive_items": ["B00MXUJ394", "B015JTEBN8", "B00G3785WO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa73c7bd5c5f765a84da0045", "partition": "shared_train", "query": "I\u2019m restoring a three-single-coil Strat-style guitar and want a clean white replacement faceplate, more stable locking tuning hardware, and upgraded volume and tone controls with a suitable capacitor for the rewiring.", "positive_items": ["B0BKR2ZM9X", "B00GK75WXC", "B0BCXKFMKD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa7517e197b4eba6a8c77de2", "partition": "shared_train", "query": "I\u2019m building a reliable portable electronic drum setup for rehearsals and small gigs, with expressive three-zone cymbal control, stable non-slip placement, repeatable stand positions, and isolated amplification to reduce unwanted resonance.", "positive_items": ["B0161V2BNA", "B005ZPZL3Q", "B091CC7YHZ", "B07QRZB173"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa7b1b0353784e1649c2421e", "partition": "shared_train", "query": "I\u2019m preparing my acoustic guitar and mandolin for a folk jam, so I need long-lasting strings for both instruments, a reliable clip-on tuner that works with either, and a comfortable strap for playing guitar standing up.", "positive_items": ["B09BF8XDF4", "B0BPLFP5P6", "B07DWY44X8", "B074JNWHZ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fa978ffe6a3c9b65ab94a8ef", "partition": "shared_train", "query": "I\u2019m assembling a practical care-and-playing kit for rehearsals where I\u2019ll switch between clarinet and tenor or baritone saxophone, with thumb support, fresh clarinet reeds, cork lubrication, and ways to dry and clean the saxophones and mouthpieces.", "positive_items": ["B003B09HV4", "B07B4ZZVDV", "B07D8BTKP2", "B074XX3DBC", "B09D23M922"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-faafc49327029fb790ccccf3", "partition": "shared_train", "query": "I\u2019m restoring an older Strat-style electric guitar and need black pickguard fasteners, replacement tone components for the wiring, and low-friction string-retaining hardware to support more accurate tuning.", "positive_items": ["B01BKS6PIG", "B07MM6HRSX", "B00GE5B2JI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fab06e08132bb43c20223e9b", "partition": "shared_train", "query": "I\u2019m refreshing my 12-string acoustic guitar for a small recording project and need warm, balanced replacement strings, a comfortable one-handed capo for changing keys, and durable heavy picks for a fuller strumming tone.", "positive_items": ["B00H4PEMM6", "B00CIO6BEA", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fab795eba9b6d4a60ecaa2c7", "partition": "shared_train", "query": "I\u2019m servicing my guitar and need to measure the string action, carefully crown and dress the frets, polish them smooth, and finish with accurate clip-on tuning and setup checks.", "positive_items": ["B07CMZVJSN", "B07QL29XXZ", "B07M6B3RDW", "B00NARHNCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fab9a9e18addb43880900c34", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for solo live performances and rehearsals: I need to connect microphones and instruments to a computer and small PA, shape the sound and prevent feedback, trigger stage lighting, turn digital charts hands-free, and carry the compact controller and accessories.", "positive_items": ["B004XA4IHE", "B0002E513U", "B005EHILV4", "B01NAZMWZK", "B01C5RZWM6", "B01E6T56EA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fabaa1c5873f9dca3715ae1f", "partition": "shared_train", "query": "I\u2019m upgrading and recording my Telecaster for a vintage-style studio track, with authentic \u201950s-style pickups, a high-strung Nashville setup, close miking for the amp cabinet, and a secure way to keep my effects in place.", "positive_items": ["B000WIPGG8", "B004ZKIHVU", "B073WND433", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fabc21e5b0a4b22f670c488b", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for keyboard parts and amplified instruments, with computer connectivity, hands-on pitch control, microphone or instrument recording, and a way to reduce speaker or amp vibrations.", "positive_items": ["B07QRZB173", "B07CZ8QC27", "B01E6T56CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fabdec188e9e22b3cac8da5f", "partition": "shared_train", "query": "I\u2019m setting up a small electric guitar practice space and need a way to keep several guitars safely accessible, produce versatile amplified tones, and have plenty of comfortable picks on hand.", "positive_items": ["B08JMQR2JK", "B0BT84L82P", "B0BKZ3GCGR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fac196892d7ed7aae96316e1", "partition": "shared_train", "query": "I\u2019m refreshing and maintaining my acoustic guitar: I need bright replacement strings, a stable way to hold it while I work, and a gentle microfiber cloth to remove dust and fingerprints without damaging the finish.", "positive_items": ["B0BK5CXZBT", "B007HYPFA2", "B0BFKKVQZT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fac9f5826dd1033a6391013f", "partition": "shared_train", "query": "I\u2019m setting up a compact home practice station to improve my bass-drum technique, with a responsive pedal, a dedicated practice surface for repeated hits, and durable extended-reach sticks for focused rhythm drills.", "positive_items": ["B07N2TTQ9K", "B073WHFCVL", "B0002F73KI"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-facaab68dbca8af33647b862", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar for reliable gigs and need stable tuning hardware, improved tone-control electronics, a replacement preamp valve, compact pedalboard connections with volume and gain control, and a protective hard case for transport.", "positive_items": ["B097Q9W8MW", "B01IIQ676I", "B07NKMZJ5M", "B01DK40R3M", "B0BT2Z1DF1", "B072M63MXH", "B0BZJ3ZS8B"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fad02b9291b5ed12d1ebcf5e", "partition": "shared_train", "query": "I\u2019m refurbishing my six-string Flying V for reliable tuning and gigs, with a replacement nut and 3+3 locking tuners, plus a protective fitted travel case and a padded hanger that attaches to my microphone stand.", "positive_items": ["B00IJQLZP6", "B0BZJ3ZS8B", "B001AK5GTO", "B073RTT48C"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fad10582b79ea4d6f6c9d096", "partition": "shared_train", "query": "I\u2019m preparing for a 12-string acoustic guitar gig and need a TSA-friendly travel case, comfortable seated setup with a built-in stand, secure strap support, versatile flat- and fingerpicking options, and a suitable capo.", "positive_items": ["B08BSFDY99", "B0B863HKDJ", "B01BGSJP2I", "B0179A4ILK", "B0C58M767M", "B01LWWYCRN", "B08LRLRRKM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fad1957e86a8f1b3bd621747", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar and need a comfortable adjustable strap with a secure locking connection, plus compatible replacement controls for switching pickups and managing volume or tone, including the necessary mounting hardware.", "positive_items": ["B005SGAFE2", "B07FYYS5ZP", "B00H35YIJE", "B0BR2VF53F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fadcb00ac6c1619a69a24ff6", "partition": "shared_train", "query": "I\u2019m expanding my drum kit into a compact multi-percussion setup and need flexible mounts for auxiliary hi-hats, cymbals, and cowbell-style accessories, plus a way to tame unwanted resonance during practice and performance.", "positive_items": ["B016QVUZP6", "B07GHZYGJ5", "B0CF93TNBW", "B0016HDP58"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fae71c4b5c5b009e7534f7b5", "partition": "shared_train", "query": "I\u2019m setting up a small guitar rehearsal space and need portable sheet-music support, secure places for several guitars between playing, and a generous supply of heavy picks for everyone.", "positive_items": ["B0002MDTVS", "B0BG95DG2H", "B08JMQR2JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-faea26e6c7f8b968261c5220", "partition": "shared_train", "query": "I\u2019m putting together a portable PA for small live shows and need to repair a wireless vocal mic, mount the top speaker securely above the subwoofer, and protect the subwoofer during transport and storage.", "positive_items": ["B00167ZKOC", "B07NC545CN", "B076JNKB4V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-faf8608215225ba79edcfd71", "partition": "shared_train", "query": "I\u2019m preparing my four-string bass for long rehearsals and performances and need bright, durable strings for a super-long-scale instrument, a comfortable supportive strap, and sturdy picks for consistent playing.", "positive_items": ["B07D5W5X3Z", "B01FX69CHW", "B07F5PX9Y3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb006d668d1970be1df44870", "partition": "shared_train", "query": "I\u2019m upgrading my electronic drum setup with an added rock-style percussion sound, a secure way to mount it to the rack, and floor isolation under the pedals to reduce vibration for downstairs neighbors.", "positive_items": ["B00IFIV2AQ", "B00R2IPGAM", "B00AMFFQWK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb0b263d51d5bcfd9c2208bd", "partition": "shared_train", "query": "I\u2019m upgrading an Epiphone-style electric guitar with warmer, higher-output pickups and refreshed tone controls, then cleaning the fretboard, fitting high-strung strings for doubled 12-string-style parts, and setting it up accurately for bluegrass tunings.", "positive_items": ["B07B47RSLJ", "B00E3H67GM", "B009A5JA98", "B0928HW2P4", "B015HG7F3Q", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb10dee8a7997cf6df262e64", "partition": "shared_train", "query": "I\u2019m assembling a compact, portable drum setup for gigs and rehearsals, with stable hardware for hi-hat, snare, and gong, a responsive direct-drive bass pedal, and durable road storage for my sticks.", "positive_items": ["B0BSZ126SP", "B00B5LEO9Q", "B0BKZ3886V", "B003A02OAQ", "B073WHFCVL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb24cdf6ecb22c13a7f7c9b9", "partition": "shared_train", "query": "I\u2019m setting up a compact home station to record keyboard performances and vocals, with sturdy support, hands-free sheet music viewing, expressive sustain control, and direct computer audio recording.", "positive_items": ["B0047VIXBG", "B002J0NKB0", "B0BT9R8MMV", "B07JZQBNDG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb390d7eeaa3891a35507371", "partition": "shared_train", "query": "I\u2019m preparing an electric guitar performance and need a setup that helps me clean and restring the instrument, tune and practice in time, shape its tone with expressive effects, and create a dramatic fog-and-light atmosphere for the stage.", "positive_items": ["B075R9BMF5", "B0928H6VZX", "B077GK1J7N", "B07N5MJDBF", "B000AAGM0M", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb3ca67ef2cdb60d8e2783c0", "partition": "shared_train", "query": "I\u2019m setting up a home session to record myself singing while playing guitar and violin, and need reliable vocal capture, a safe place to rest the guitar, and easy clip-on tuning.", "positive_items": ["B09B47GQ64", "B00M9CUJ6W", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb56b3563aaeea2538719f84", "partition": "shared_train", "query": "I\u2019m starting beginner Bb trumpet lessons and need a complete, easy-to-maintain setup with a warm-sounding mouthpiece, reliable valve care, and a compact, stable stand for practicing and storing the instrument safely.", "positive_items": ["B0B2F781MF", "B0002F7GQE", "B002M8JY82", "B072ML51JP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb57c4ab09e5b5ddf88aaa88", "partition": "shared_train", "query": "I'm setting up a small live vocal rig and need a way to mount the microphone, power a condenser mic, and shape the stereo signal while catching feedback before it becomes a problem.", "positive_items": ["B07GSJNMBQ", "B0002E50XG", "B0002T67K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb635700f1f947c16d52ea05", "partition": "shared_train", "query": "I\u2019m getting my electric guitar ready for rehearsal and need a simple setup for tuning accurately, keeping the strap secure during playing, and connecting the instrument to an amp across a longer distance.", "positive_items": ["B00RVE9X06", "B0BHSG5C3G", "B07DD27J7R"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb66d68974b9022f121953ed", "partition": "shared_train", "query": "I\u2019m setting up a compact live electronic music rig and need a stable adjustable platform for my small instruments, personal control over in-ear monitoring, and a short labeled multi-channel connection for routing audio between my gear.", "positive_items": ["B0C3LKF6VL", "B003ZJLNIQ", "B07C91W874"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb7bbac0a981c37a22d2b164", "partition": "shared_train", "query": "I\u2019m refreshing my electric and 12-string acoustic guitars with fresh strings, thorough cleaning, and efficient restringing tools for setup and ongoing upkeep.", "positive_items": ["B0BK9ZT28X", "B0BTC9YJ2W", "B07DWY7R2X", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb7bf11878eadf3aede42fa2", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar pedalboard and need reliable multi-output power, short right-angle connections between effects, and smooth foot-operated volume control for my passive guitar signal.", "positive_items": ["B0097WDJZA", "B01DE4D4LU", "B0B1989GQS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb85ced50e1bed9d7c012590", "partition": "shared_train", "query": "I\u2019m doing a careful acoustic guitar setup and seasonal maintenance: I want to measure string height accurately, smooth and polish the frets, condition the unfinished fingerboard, and maintain stable humidity in the case to prevent wood movement.", "positive_items": ["B07M7X4QYH", "B0C3LKRRFZ", "B07QL29XXZ", "B0928HW2P4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb86bf9369f102a2e2d6a283", "partition": "shared_train", "query": "I\u2019m setting up a compact guitar practice and recording corner: refresh my six-string\u2019s bright strings, mount my guitars safely on the wall, and keep picks within easy reach.", "positive_items": ["B07MMJX9T7", "B01K1EJQ9U", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb90e8f78552ff502c170439", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal recording and need reliable XLR connectivity for a dynamic vocal mic plus a second mic positioned close to a drum or other instrument, with focused pickup to help reduce unwanted noise.", "positive_items": ["B09L5QDZR6", "B07N5J3GTB", "B0BQ4HSKC9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb980477f451305012ad9b2a", "partition": "shared_train", "query": "I\u2019m restoring my tube guitar rig for rehearsal and need a replacement power tube, a long heavy-duty cable to connect the amp to its speaker cabinet, and dependable picks for playing.", "positive_items": ["B07CQ19T1J", "B01DZ6FBBI", "B0C5PRQ9K6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fb9d69358578b62ef6187d6c", "partition": "shared_train", "query": "I\u2019m setting up a comfortable guitar practice rig and want an adjustable strap, easy-to-see picks for low-light sessions, and a convenient way to keep standard picks within reach.", "positive_items": ["B09V9172YN", "B09FQBVZY7", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fba63199163539abdc8c69c4", "partition": "shared_train", "query": "I\u2019m setting up a compact home music-production station to record vocals and instruments with clean multi-input audio, trigger drum patterns from responsive pads, and connect microphones reliably with balanced cables.", "positive_items": ["B0BP3MNJKN", "B09RN7GR8F", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbad41325eded5961ab5b6e3", "partition": "shared_train", "query": "I\u2019m restoring a bolt-on Tele-style electric guitar and need parts and tools to correct the neck angle, install a replacement bridge, and carefully crown the frets for a properly playable setup.", "positive_items": ["B075NRT7LJ", "B07CMZVJSN", "B01LW96EM8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbcd40c459c0b56bfa31e9fa", "partition": "shared_train", "query": "I\u2019m refreshing my acoustic drum kit for controlled playing and recording, with an adjustable-damping bass drum head, tom muffling rings for a tighter sound, and sturdy hardware to support my cymbal and hi-hat setup.", "positive_items": ["B016CK4Q0G", "B013VNOVZW", "B09HL8TQTF", "B09MWF6N2M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbd0fc63eff338d676aaab9a", "partition": "shared_train", "query": "I\u2019m servicing my Bach trumpet for regular practice, replacing worn valve controls and cushioning, refreshing the water-key seals, stocking up on suitable valve lubricant, and adding a separate embouchure-strength routine.", "positive_items": ["B01N3AXJQX", "B099K23YK4", "B008D4TM0Y", "B008D1VQA6", "B0095FLQB8", "B07YNDTMY2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbdc5471e6b7432c3287bcb8", "partition": "shared_train", "query": "I\u2019m preparing a small rock-band rehearsal setup and need cymbals covering hi-hat, crash, and ride parts, fresh strings for a five-string bass, and drumstick accessories for practicing different timbres before rehearsal.", "positive_items": ["B09X6DYNQ3", "B0BHG58G2F", "B07NLHJL2Z"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbe05cee8bb586d82b4a47f4", "partition": "shared_train", "query": "I\u2019m setting up a home guitar recording space where I can keep my instrument safely mounted, shape several microphone and instrument signals, capture multitrack performances, and make custom picks for playing and recording sessions.", "positive_items": ["B072DXPHC3", "B00B9060X6", "B00SDLZFFS", "B08DZZ89Z9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbe6f270a9db7a150c56de61", "partition": "shared_train", "query": "I\u2019m upgrading and maintaining my Les Paul-style electric guitar for regular gigs, with versatile humbuckers, bright Nashville-tuning strings, easy string and fingerboard care, plus secure hands-free playing and protective hard-case transport.", "positive_items": ["B0B8M5FJ9W", "B0BCW884JL", "B09YDBKT7M", "B0B58HH8XN", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbe7d7431ef908da1d77896b", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for practicing and performing on my classical guitar, with hands-free support, quick key changes without retuning, reliable pick access, and a secure stand for storage and travel.", "positive_items": ["B07CL6Y82R", "B07XP6MHQT", "B08BW2TBD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbe997513507ef5ef9185445", "partition": "shared_train", "query": "I\u2019m preparing my mandolin for a live performance and need fresh, long-lasting strings plus quiet, reliable XLR connections for both a nearby microphone and a longer run to the sound system.", "positive_items": ["B00ASWGE1E", "B00ASWGID8", "B07DWY44X8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbea1e3b8bd7ec230f2d763d", "partition": "shared_train", "query": "I\u2019m putting together a small live guitar rig and need a secure way to keep my strap attached, a versatile stereo modulation effect, and stable adjustable supports for elevated speakers.", "positive_items": ["B079TLFL33", "B00347A452", "B0002GX8PQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbeb2a48f42a08a062914813", "partition": "shared_train", "query": "I\u2019m setting up a home string-instrument practice area and need reliable humidity care for my acoustic guitar and ukulele, accurate tempo guidance, and a secure stand for keeping my violin or viola ready to play.", "positive_items": ["B00380O9V0", "B0009RHAT8", "B0036FFKE2", "B0018A5R5O"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fbeda5397c06cfc94d2ed4ee", "partition": "shared_train", "query": "I\u2019m putting together a compact setup for practicing and performing guitar, with comfortable foot positioning, hands-free support for my music, and easy-to-find picks for dimly lit stages.", "positive_items": ["B0BKZ2W9PQ", "B07T3GZVMD", "B0B949FD92"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc00739efbd41bc51158aeb1", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for home practice and small jam sessions, and need a dependable setup for accurate clip-on tuning, connecting it to an amplifier, and comfortable picks for consistent strumming and picking.", "positive_items": ["B0BKZ3GCGR", "B00646MZHK", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc08ebac0c286669f96f3ba1", "partition": "shared_train", "query": "I\u2019m preparing my steel-string acoustic guitar for practice and live playing, and need a long-lasting medium-gauge setup with an easy way to change keys and accurately tune wherever I\u2019m performing.", "positive_items": ["B00IFHCOUO", "B0158GWWJ2", "B09BF8XDF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc0af05c9af92cf9013eb436", "partition": "shared_train", "query": "I want to start a home music project where I can play an electric guitar, convert my performance into MIDI, and connect it to my computer for recording and arranging.", "positive_items": ["B073V8BX9P", "B01KNIOX2O", "B09K449VD4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc0c5445aa68d5c87d78698f", "partition": "shared_train", "query": "I\u2019m putting together a portable guitar practice setup with a secure place to rest my instrument, hands-free sheet music support, and quick, accurate tuning wherever I play.", "positive_items": ["B0037GRGGU", "B08BW2TBD7", "B00IFHCOUO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc0dbb535036ef2a326d4355", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable guitar effects rig for rehearsals and small gigs, with tone smoothing, mellow adjustable echoes, organized cabling, and padded protection for transport.", "positive_items": ["B01M8N618U", "B01N15T22N", "B007T8CUNG", "B00HB2ZSSO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc0e7ec034b5181521782931", "partition": "shared_train", "query": "I\u2019m preparing my ukulele for regular rehearsals and small performances, so I need a reliable setup with fresh, stable strings plus a comfortable adjustable strap that attaches securely and can be moved between instruments quickly.", "positive_items": ["B00MXUIN9U", "B0079KQE0Y", "B000EELBQ4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc150233ac71fce316d4a4bf", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for home recording and rehearsals: I need heavier-gauge strings with clear, strong output, plus a way to power the amp and other gear cleanly while reducing electrical noise.", "positive_items": ["B015X107XA", "B07CQQXQ4T", "B09G5QS1VD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc15cf6475b99ae6941f263b", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and need a durable handheld microphone, stable adjustable positioning, and a long XLR connection to the mixer.", "positive_items": ["B08NVVLB16", "B08DBDD6CM", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc17b4792ac148aa5a120e41", "partition": "shared_train", "query": "I\u2019m refreshing my Strat-style HSS guitar for studio doubling with a bright Nashville tuning, and need a compatible pickguard for the squared humbucker opening plus reliable clip-on tuning to set everything up accurately.", "positive_items": ["B00IFOTSJW", "B0BPJ4Q6FJ", "B0052N8RBE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc2d9715006f43cd8bb20349", "partition": "shared_train", "query": "I\u2019m putting together a live guitar-and-vocal setup for my Epiphone Wildkat, with tube amplification, a dependable long speaker connection, protection for transport, and vocal effects plus signal enhancement for clearer performances.", "positive_items": ["B0C5PRQ9K6", "B00LMRNIGS", "B00GM0NX3S", "B0002FDKIW", "B0002D01JU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc36a16663f4175c1146e0ca", "partition": "shared_train", "query": "I\u2019m preparing my tremolo-equipped electric guitar for recording and fast, aggressive riff practice, and need quieter hardware, a secure quick-release way to wear it, and durable picks with a sharp attack.", "positive_items": ["B073X5YJM2", "B07N5G6Y5G", "B005T08ZM6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc3bdda580d2fa68965a08e7", "partition": "shared_train", "query": "I\u2019m setting up a compact rehearsal and recording corner with a keyboard that needs hands-free sustain, adjustable microphone placement, accessible rack-mounted effects, and taller drum isolation panels to control sound during sessions.", "positive_items": ["B0BXSYL7X8", "B017NT392Q", "B0BT9R8MMV", "B01DJJJ78E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc3d4507ff712bb7be97b014", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar setup for rehearsals and gigs, and need durable 11\u201354 strings, firm 1 mm picks, plus a 12-inch 16-ohm speaker rated for 50 watts.", "positive_items": ["B09R6KV6QX", "B09G5MLJ79", "B000LBOTN2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc4aff9bbf6582c3b13e513a", "partition": "shared_train", "query": "I\u2019m restringing and fine-tuning my electric guitar for a heavier, comfortable setup, so I need suitable replacement strings, tools to measure relief and string action accurately, and a reliable clip-on tuner.", "positive_items": ["B07KWT7XLY", "B00IFOTSJW", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc591ad9ccb5b71e58ef4871", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for regular practice and small rehearsals: I need help restringing it, changing keys without retuning, keeping time and tuning, protecting it in its case, and playing comfortably hands-free.", "positive_items": ["B002CMLPYE", "B07Q6J4S89", "B07N5GVVRC", "B0BPKTYTPQ", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc5e63e9694a8962832fd6e0", "partition": "shared_train", "query": "I\u2019m preparing for a small band rehearsal and need supplies to restring my 12-string acoustic, connect it to an amp, use sturdy guitar picks, and accurately tune and play the drum kit.", "positive_items": ["B0BR2N43GC", "B0B95V41NR", "B0BKZ5DJZ2", "B09RBFKS1X", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc5f58c82a4d469ba6597347", "partition": "shared_train", "query": "I\u2019m preparing my guitar and vocal setup for a small live performance: I need reliable connections from the instrument and microphone to the PA, plus a practical tool to restring and tune up the guitar beforehand.", "positive_items": ["B09396NY1C", "B07C29Y3SG", "B08R5GM6YB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc672af5dfe55f6466b04468", "partition": "shared_train", "query": "I\u2019m starting to learn and play five-string banjo at home and small gigs, so I need a dependable instrument with comfortable hands-free support and a compact stand for safely setting it down and transporting it between practice sessions.", "positive_items": ["B001Q9EE4W", "B0BCQ46NBC", "B00C5GZU2K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc7859675ea5ec3730074ff3", "partition": "shared_train", "query": "I\u2019m rebuilding an electric guitar and need everything for a supported setup: upgrade the electronics and locking tremolo, smooth and level the frets, crown the fret ends, and adjust the neck relief accurately.", "positive_items": ["B08YD5H96H", "B07F7NK268", "B008VSLQY2", "B0834XYCN3", "B07WF6MW7N", "B013ZHK4DM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc78e1a1a0f31cd132db163d", "partition": "shared_train", "query": "I\u2019m filming an outdoor interview and need a setup that protects both a handheld vocal mic and a shotgun camera mic from wind, while connecting microphones to my camera or recorder with suitable XLR and 3.5mm audio cables.", "positive_items": ["B00HX40PEC", "B00LOA9KJ2", "B08DBDD6CM", "B091MZPYBQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc79bf6a94c3b22571bd1629", "partition": "shared_train", "query": "I\u2019m restoring a six-in-line electric guitar and need replacement tuning hardware, metal pickup surrounds, a curved output-jack plate, and a sorted assortment of mounting screws for a clean installation.", "positive_items": ["B078PG7NBY", "B07M7L7SB9", "B095BRPXNT", "B00558OF26"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc8020f2120c9b3b6a5db908", "partition": "shared_train", "query": "I\u2019m setting up a home string-instrument practice corner where I can practice guitar with secure standing support, change keys quickly, keep steady time, and safely display my violin and bow on the wall.", "positive_items": ["B07DLBJKMR", "B01MRJUB7Z", "B0B8M1RZWV", "B0BCL4K9GF"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc88c1f5b361dbde9bf8fadd", "partition": "shared_train", "query": "I\u2019m putting together a beginner drum kit and need a hi-hat setup with its stand, extra splash and china effects that mount easily, an adjustable bass-drum pedal, and replacement felt, washer, and clutch hardware to protect and secure the cymbals.", "positive_items": ["B0738P3GNB", "B0741PW3N7", "B07W6HPX3G", "B00SO5Z3DM", "B0925F8LPD"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc8ce9934dc7d797a2cffda2", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for recording and need a clear, well-controlled tom sound, a responsive snare with reduced buzz, and durable sticks for consistent playing.", "positive_items": ["B09T7NX5K7", "B0BL2W52CK", "B00K7VE5MQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc90e2993b1d1d9a665a3ff6", "partition": "shared_train", "query": "I\u2019m assembling a guitar pedalboard for recording expressive blues-rock tracks, with dynamics control and sustain, a colorful clean boost, thick vintage-leaning fuzz, and several switchable high-gain distortion flavors.", "positive_items": ["B0C3LHZ8RC", "B018ZSWPAG", "B07JL1KFT3", "B07GXG4DWY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc91cc80772f3df153cbd3db", "partition": "shared_train", "query": "I\u2019m preparing a live two-keyboard vocal performance and need stable elevated keyboard support plus a long balanced connection for the singer\u2019s dynamic mic.", "positive_items": ["B07477HRCN", "B07N5J3GTB", "B0B3NJ1TDB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc921cc34411d8b614cbb4ad", "partition": "shared_train", "query": "I\u2019m putting together an electric guitar practice setup for home and small rehearsals, with versatile modeled tones, a reliable connection to the guitar, and a comfortable adjustable way to play standing.", "positive_items": ["B01KIJ6308", "B0B8M2Q1DS", "B01DE4DPSC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc97e44bed97ef5150428c4a", "partition": "shared_train", "query": "I\u2019m restoring a Les Paul-style electric guitar by refreshing its controls and black hardware, replacing the pickguard and humbucker mounting surrounds, and filing the nut or bridge slots for improved string action.", "positive_items": ["B08MX6W8MJ", "B07FSD3CP4", "B01N5KND14", "B0B51QDPY7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc97ef40c0c4b1290a647a84", "partition": "shared_train", "query": "I\u2019m preparing my Bb clarinet for chamber music rehearsals and need a setup that offers a rich, centered tone, easy response, comfortable thumb support, hands-free playing, and a gentle way to remove moisture after practice.", "positive_items": ["B078HPC3BV", "B0034CXK6M", "B06XPFFQ2Q", "B07B6LRPHZ", "B07M7XDG44"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc9c9def5deecc74bfe07e6c", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for rehearsals and close-miked performances, and need a controlled bass drum sound, a new 16-inch tom head, plus a comfortable adjustable throne with matching back support for longer sessions.", "positive_items": ["B00K7VE5MQ", "B0BK6S8QDW", "B06XWMLT5W", "B06X9QRQ71"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fc9f82c04cdf3f7012422f24", "partition": "shared_train", "query": "I\u2019m preparing a small live bass performance and need an easy way to switch between standard and drop-D tuning, reduce shoulder strain, and position two microphones securely with portable, adaptable stands.", "positive_items": ["B0179C3V7K", "B00PR6DUKY", "B000TGSM6E", "B07645D73S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcb27dc4b3fde148f963e466", "partition": "shared_train", "query": "I\u2019m preparing a bass drum for an outdoor performance recording and need to improve its low-end resonance, protect the head for double-pedal playing, and reduce wind noise around my compact recorder.", "positive_items": ["B00HX40OL6", "B0BKZ6M28F", "B09HCVK9HL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcb91613ca2741a33aa30114", "partition": "shared_train", "query": "I\u2019m setting up a beginner drum kit for practicing rock and metal, and need a complete cymbal setup with reliable hi-hat support plus a double-bass pedal for developing fast, coordinated footwork.", "positive_items": ["B0925F8LPD", "B00F912X96", "B01MYMTUYL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcbf4e09a4080ec809ffdc3b", "partition": "shared_train", "query": "I\u2019m getting my acoustic guitar ready for regular playing and need supplies to clean and condition the fretboard, replace the strings, and keep the guitar safely supported between sessions.", "positive_items": ["B093YKLWVN", "B07DWM7Y6N", "B018FCZKR2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcc52b5246f4efe8ddd3b70b", "partition": "shared_train", "query": "I\u2019m refreshing my portable guitar setup and need tactile replacement controls for my pedals, neatly sized DIY power wiring to reduce clutter, and a lightweight folding stand for my instrument.", "positive_items": ["B075B1J56K", "B079PGDLRC", "B00K17YFC6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcc78face642975d2384d0dc", "partition": "shared_train", "query": "I\u2019m preparing my 12-string acoustic guitar for a songwriting and practice session, and need fresh strings plus accessories for changing chords and playing comfortably.", "positive_items": ["B0BR2VBSVV", "B0002FO9RI", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fccc49387c844c9a43d81681", "partition": "shared_train", "query": "I\u2019m putting together a small live-music setup for outdoor gigs and need to protect a drum tom during transport, run long speaker connections from the PA, and cover stand-mounted speakers between sets or in changing weather.", "positive_items": ["B0978QD1KB", "B00AHAFMCO", "B0B2N1X18X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcd45ed0659394b1f7898717", "partition": "shared_train", "query": "I\u2019m setting up a compact electric-guitar practice corner at home and need easy amplification with built-in effects, a long cable for flexible positioning, a secure place to park the guitar, and convenient access to picks.", "positive_items": ["B00EM5UOE6", "B00RVE9X06", "B08BW2TBD7", "B01K1EJQ9U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcd92ac3bc606b816d6740e5", "partition": "shared_train", "query": "I want to record a vocal demo while comparing two condenser microphones one at a time on a single adjustable stand, using pop protection for each and an eight-channel audio interface to capture clean, intelligible takes.", "positive_items": ["B0002KZAK8", "B011N94ON0", "B019NY2PKG", "B07CYRYQ8G", "B0928H9QXC", "B015XTFNP4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcd9d3d808f16f47e87a32f4", "partition": "shared_train", "query": "I\u2019m putting together a portable solo blues and rock setup where I can switch between guitar and major or minor harmonica, build layered loops, add vintage-style echoes, and play through a compact battery-powered amp with reliable connections for both stage and rehearsal use.", "positive_items": ["B0BRSKMZVV", "B01DE4DTAG", "B07MHL48V6", "B0BRSK33BC", "B06XWLXCFC", "B01DK40R3M", "B000KWBQYM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fce37f3be914f123960c6d93", "partition": "shared_train", "query": "I\u2019m starting a Native American flute practice and want a handmade cedar low-D instrument, along with a protective way to carry it and an attractive stand for displaying it safely at home.", "positive_items": ["B071FGWRQZ", "B0150T220Q", "B00KE3H23G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fce5b5b4bb9fe0f93e245eea", "partition": "shared_train", "query": "I\u2019m putting together a guitar care and practice setup: I want to clean and protect the strings and finish, keep my acoustic guitar safely humidified in its case, and connect a guitar reliably to my amplifier.", "positive_items": ["B0032UYJ98", "B07WW5PKCP", "B001FSZR4U", "B0010XSZ3A"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fceecead1a0d12e5c65d850f", "partition": "shared_train", "query": "I\u2019m setting up a small home vocal recording station and need a classic-sounding microphone, flexible boom positioning, a stable stand for an isolation shield, a long balanced connection, and a way to eliminate electrical hum and noise.", "positive_items": ["B06X6GR3BJ", "B00S9WSNWS", "B00PR6DUKY", "B07MZVPJ4Q", "B0BM71QK8M"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fcf94a36675acb0e21661383", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar rig for regular gigs and need a reliable way to secure my strap, precise picks for detailed playing, and a matched set of replacement power tubes for my 6L6-compatible amplifier.", "positive_items": ["B00HU260SW", "B003FOAN82", "B00IPHISW2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd0d44bb67fa86cb4aa624b9", "partition": "shared_train", "query": "I\u2019m setting up a small acoustic guitar teaching and jam area, with safe support for several instruments, fresh replacement strings for regular playing, and a selection of pick thicknesses so different players can find a comfortable feel.", "positive_items": ["B00KZQ1VXY", "B08JMQR2JK", "B07GFH8NTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd0db7726b7b8e1cb2063cc7", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for acoustic strumming and rehearsals, with easy-access pick storage and a durable bag for my music stand, tablet, books, and accessories.", "positive_items": ["B01K1EJQ9U", "B0192JRA2A", "B09RJZSQML"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd0df22546ce23b0519cf931", "partition": "shared_train", "query": "I\u2019m preparing a live guitar-and-vocal recording and need to restring my electric guitar for a bright Nashville-style doubled part, connect it cleanly to my rig, run a headset microphone to the mixer over a long distance, and handle an XLR connection mismatch while reducing breath noise.", "positive_items": ["B07JH8Q6QB", "B074TJFXB3", "B00LMC3MU0", "B0BCXRG3QQ", "B0BPJ4Q6FJ", "B0C5LYJXLR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd1a4b52d09f88c04ce82504", "partition": "shared_train", "query": "I\u2019m setting up a home studio to refurbish my electric guitar and record a few songs, so I need better tuning stability, replacement hardware for the pickguard, and a complete setup for capturing vocals and guitar with monitoring.", "positive_items": ["B07KYX3S8X", "B07KRZ1HH8", "B08GGYMGY3"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd1f4fcaf33bc7e20038a0a6", "partition": "shared_train", "query": "I\u2019m giving my electric guitar a complete pre-gig refresh: restring it with heavier nickel strings, clean and condition the instrument, protect its moving hardware, and try different pick thicknesses.", "positive_items": ["B09NWCD36N", "B000EEL50Q", "B0BK6JP6MW", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd2c259f36d0ce1e5e088a58", "partition": "shared_train", "query": "I\u2019m putting together a quirky one-person busking performance and need an amplified kazoo lead, bright hand percussion, and a foot-operated jingle rhythm so I can play melody and keep time simultaneously.", "positive_items": ["B002GI55PY", "B00B2N3XU8", "B003SQK1HK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd30eea97b682f5ea6f141fb", "partition": "shared_train", "query": "I\u2019m setting up a home guitar practice and recording corner where I can connect my instrument to an amp, keep plenty of picks handy, and safely store the guitar between sessions.", "positive_items": ["B0BG95DG2H", "B081T5GXGT", "B01AAX6KGY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd381382c45b704ef002648a", "partition": "shared_train", "query": "I\u2019m building a compact guitar effects setup for classic swirling phase sounds and touch-sensitive distorted leads, and need short, flexible patch connections between the pedals.", "positive_items": ["B00WT7KPCK", "B000KIPTE4", "B075MXXL9K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd45cb586147bec57852fe3e", "partition": "shared_train", "query": "I\u2019m setting up a compact home studio to compose and perform electronic tracks, with piano-style computer input, hands-on analog polyphonic synth sounds, and triggerable vocal, drum, and effects samples for live arrangements.", "positive_items": ["B07CZ8QC27", "B00CAKSVTU", "B01IBETH0K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd547ff02b7c33581c317245", "partition": "shared_train", "query": "I\u2019m refurbishing my 7-string electric guitar for quieter studio recording and need heavy-duty tremolo springs that reduce unwanted noise, long-lasting coated strings, and a 500K linear potentiometer for the tone control circuit.", "positive_items": ["B00XQCAYVO", "B098KXQJVY", "B00E1N3HJ8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd5cc46b2b788cc6ab293709", "partition": "shared_train", "query": "I\u2019m setting up my 9-string electric guitar for a recording project and want a suitable nickel-wound string set plus varied pick shapes and thicknesses, including a secure-grip option, so I can compare attack and playability across rhythm and lead parts.", "positive_items": ["B075MB15HZ", "B003VTD4FA", "B0B7C52N2F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd6bf31bcbfb5ec38b8c389d", "partition": "shared_train", "query": "I\u2019m preparing my 14-inch marching snare for field performances and need durable heads with strong sensitivity and projection, plus a secure side-mounted way to keep spare sticks, brushes, or mallets ready.", "positive_items": ["B0B94Z39VK", "B09HL6H52S", "B06WLP2BSW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd6db4c3e79138634b4b3818", "partition": "shared_train", "query": "I\u2019m getting my guitar ready for regular rehearsals and small gigs, and need supplies to restring and tune it, care for the fretboard and finish, attach it securely, and play comfortably.", "positive_items": ["B078KGLKH3", "B0928HW2P4", "B0BK5CXZBT", "B0B8M5FJ9W", "B0BR2N43GC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd727c47512c41ea36cd21fc", "partition": "shared_train", "query": "I\u2019m putting together a small live singing setup and need a handheld vocal mic, a windscreen, compatible foot controls for the amplifier, and a protective cover for transporting and storing it.", "positive_items": ["B08NVVLB16", "B091MZPYBQ", "B00AHFXH30", "B00BXE4R6U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd76f310c8bb265a409ba098", "partition": "shared_train", "query": "I\u2019m restoring a Fender-style electric guitar and need compatible hardware for the neck, strap, controls, and output jack, dependable locking tuning machines, plus a compact tube combo amp to test and play the finished instrument.", "positive_items": ["B07GBQ4LGV", "B00IDSVPR8", "B0BXSYL7S4", "B00G964BUY", "B0BKR2ZM9X", "B07MRHYWCN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd771ff0051634aaa6da5b6b", "partition": "shared_train", "query": "I\u2019m setting up a compact vocal showcase and rehearsal space where performers can move freely, send clear wireless vocals through balanced connections, and monitor the mix accurately from powered speakers.", "positive_items": ["B0C3PGFZ3H", "B0BLM2WS66", "B0B52FBC66"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd782cfef7391bd320eb2600", "partition": "shared_train", "query": "I\u2019m setting up a small guitar practice and performance area and need supplies to restring an electric guitar, check and adjust neck alignment, tune accurately, secure the strap, keep several guitars safely supported, and have both flexible and firm picks for playing.", "positive_items": ["B00HU25WSQ", "B0BSGM6CQ9", "B00CGFRJ2Y", "B08JMQR2JK", "B0179A4ILK", "B0775CBC5R", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd7c877cd5810f7b6d603454", "partition": "shared_train", "query": "I\u2019m setting up a small desktop podcast and voiceover station and need a detailed condenser microphone, a stable low-profile boom that can handle it, and a quiet external power source for reliable recording.", "positive_items": ["B0BZ5QTMKT", "B087Q1GXQ9", "B07KGD8VFN"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd84bdb9968fedeb1a5b5333", "partition": "shared_train", "query": "I\u2019m setting up a small home guitar recording station and need reliable tuning, versatile floor-based effects for shaping my sound, and a stable adjustable stand to support an acoustic isolation shield around the recording area.", "positive_items": ["B0BHSG5C3G", "B01M03W1HD", "B06X6GR3BJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd8e9b23ebec4bb5899ea670", "partition": "shared_train", "query": "I\u2019m setting up a home practice and small-gig station for my dreadnought acoustic guitar, with safe wall storage, protective transport, an adjustable playing strap, and convenient access to plenty of picks.", "positive_items": ["B0002D01JA", "B07R3S93K8", "B01K1EJQ9U", "B0BKZ3GCGR", "B07FYPBL6K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fd8fc3f829f941b515e098b7", "partition": "shared_train", "query": "I\u2019m building a custom electric guitar and need materials for shimmering fingerboard inlays, accurately cutting and checking fret slots, installing medium fretwire, pressing frets to different radii, and finishing the instrument with humbucker mounting rings and a 250K control pot.", "positive_items": ["B01N0FH0Q8", "B01HUCJY70", "B01HUCZ4LK", "B000USRB5Y", "B01LXO9QCE", "B017BWYAFU", "B003AXB4Q8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fda47dd2dfc239be837bc089", "partition": "shared_train", "query": "I\u2019m building a live guitar rig for expressive rock performances, with a versatile overdriven tone, vocal-style talk-box effects, and tap-tempo delay for leads and rhythmic parts.", "positive_items": ["B00FG9JURY", "B07YDGK9M1", "B0002MSQVQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fda5b27ca0421f594f702468", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar setup and need reliable guidance for basic guitar repairs, a tested replacement tube for the valve amp, and varied short leads to neatly reconnect my effects pedalboard.", "positive_items": ["B07MR1LPCX", "B006ZBZBEI", "0879309210"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fda5eca9945bcbbd59be4666", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for playing blues electric guitar at rehearsals and small gigs, with expressive overdrive, improved picking control, and sturdy protection for a Telecaster-style instrument.", "positive_items": ["B00LTOTR7I", "B09PJ3N73Y", "B07WTBV69J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdb4cbf10e50fe2bc44d2e34", "partition": "shared_train", "query": "I\u2019m equipping a small Latin percussion setup for a merengue performance and need bright scraped rhythm, paired metal drums for sharp accents, and hand-played wooden drums.", "positive_items": ["B0002F52OC", "B091XQVZTW", "B000VTKLX6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdb5a15f706856738d810435", "partition": "shared_train", "query": "I\u2019m preparing a quiet home jam session and need to restring my 12-string acoustic, tune it accurately, add finger-held rhythm accents, and practice trumpet without disturbing the neighbors.", "positive_items": ["B0BTC9YJ2W", "B0BT3594PL", "B08VWJ4S31", "B01LZJKPGC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdb863d4668f6eef7bf5c768", "partition": "shared_train", "query": "I\u2019m putting together a portable drum practice and performance setup for working on marching tenor parts, protecting a bass drum head during double-pedal playing, keeping cymbal hardware secure, and organizing my sticks for gigs.", "positive_items": ["B0BBPLFSCG", "B0BBPQCW8L", "B0BKZ6M28F", "B00721DIC2", "B002LJPL5W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdbc6675427d2a043019d00e", "partition": "shared_train", "query": "I\u2019m restoring my Fender Stratocaster and need parts to repair its output connection and tremolo hardware, plus a reliable cable and monitoring headphones to test the instrument in my home studio.", "positive_items": ["B09B45DLQG", "B0B8Z6YPWN", "B002L2E1TQ", "B0BR2G8WYG", "B088DD5M4V"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdc5bb119b8440fc7d704303", "partition": "shared_train", "query": "I\u2019m putting together a compact electric guitar setup for practicing and small jam sessions, with a versatile solid-body guitar, a dependable cable, and a portable amp that delivers classic tone without taking up much space.", "positive_items": ["B076JH5YJK", "B0BT8FDL8B", "B01DE4DTAG"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdcf493086d619c51cc7d7ea", "partition": "shared_train", "query": "I\u2019m putting together a small live blues set and need gear for slide guitar, a flexible low-noise connection from guitar to amp, and a rugged cable for singing through the venue\u2019s microphone.", "positive_items": ["B0032UYIQM", "B074T6YNSK", "B071WMKJMY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdd1659b0c6dec9e043f7416", "partition": "shared_train", "query": "I\u2019m setting up my guitar for live practice and need comfortable hands-free support, secure attachment, and quick tuning between songs.", "positive_items": ["B07C4HLT8X", "B0BPLFP5P6", "B079TLFL33"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdd9a816f23a71b851f480ad", "partition": "shared_train", "query": "I\u2019m setting up a compact home music practice space and need a full-size weighted keyboard, secure storage for two guitars, and a rugged, weather-resistant way to carry one acoustic guitar to lessons or rehearsals.", "positive_items": ["B072JT59TD", "B00N5THCL8", "B085H22BGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fde6f1cb371a790b5895745f", "partition": "shared_train", "query": "I\u2019m building a compact, portable setup for composing and performing electronic music, with rich polyphonic analog sounds, sturdy adjustable support for a keyboard, and a small USB control surface for triggering drums, tweaking software instruments, and working with my DAW.", "positive_items": ["B071XHM99Y", "B08FDBCYHL", "B00KMA0R38"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fde9e84edca36a139d781d02", "partition": "shared_train", "query": "I\u2019m starting a small ukulele duo and need an easy-to-play soprano, a contrasting baritone instrument, and an accurate clip-on tuner that supports alternate tunings without marking the finishes.", "positive_items": ["B071CMJR75", "B001LTZZSG", "B07M6B3RDW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdeaadb6e74af4aed710905c", "partition": "shared_train", "query": "I\u2019m refreshing my home practice and recording setup by restringing my 12-string acoustic and classical guitar for warm, comfortable playing, while adding hands-free sustain to my MIDI keyboard for layered arrangements.", "positive_items": ["B0BT9R8MMV", "B0BPKH4HB2", "B0BTC9YJ2W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fdeaff9bea8f853b0f058e44", "partition": "shared_train", "query": "I\u2019m setting up a portable amplified instrument performance and need a secure, finish-safe way to mount the microphone, battery-powered phantom power for it, and protection for my mixer during storage and transport.", "positive_items": ["B00WU0S6JU", "B008ZT8GUY", "B0007M6A5K"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe0120799b25d35bc265f9c2", "partition": "shared_train", "query": "I\u2019m building a versatile jazz drum setup for recording and small gigs, and need dark, expressive crash tones plus contrasting rides\u2014one with lively bounce and texture, and another with focused stick definition, manageable wash, and enough give to crash.", "positive_items": ["B0723C1BDH", "B071J3CBSY", "B071J3CJHP"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe0e1bac4b4d724657b54e64", "partition": "shared_train", "query": "I\u2019m setting up an outdoor fitness class and need a portable PA with wireless headset, elevated speaker support, and a balanced patch connection for linking compatible audio equipment during instruction and music playback.", "positive_items": ["B07BLZX73S", "B0BLJTM3ZW", "B07NSWD8BR", "B0939BV175"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe18f52716019a9cc1bd2b4b", "partition": "shared_train", "query": "I\u2019m rebuilding my drum kit and need replacement heads for different-sized toms, compatible tension hardware, secure floor-tom leg and stand-position fittings, plus a padded bag to keep my sticks and mallets organized for rehearsals.", "positive_items": ["B0B639BMT3", "B0002H0F5Q", "B07N8MH1Q7", "B01KPTR5A8", "B09F9B8DV9", "B0B2T32W46"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe22c66eae4e8aac346fb85d", "partition": "shared_train", "query": "I\u2019m preparing my drum kit for regular gigs and need durable padded cases that protect and organize the different drums during transport, stack securely in storage, and are easy to carry between venues.", "positive_items": ["B0002E365K", "B0002E366O", "B06XCSR15W"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe3c13480c5612ad3bca6564", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for singing and guitar demos, with a quality condenser microphone, an iPad-compatible interface, a balanced connection, and closed-back headphones for accurate monitoring while I record and mix.", "positive_items": ["B009AS1FLG", "B09VT45772", "B07YM5ZHS9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe42a2d3646dedabeff5b738", "partition": "shared_train", "query": "I\u2019m preparing a small ukulele performance or recording setup and need hands-free support for the instrument, stable adjustable boom placement for an SM57-style microphone, and protection from breath and wind noise.", "positive_items": ["B0B5995N43", "B08CMHD5HG", "B017NT392Q"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe48c63e821a327585dc652e", "partition": "shared_train", "query": "I\u2019m setting up a small karaoke and presentation stage with two wireless handheld mics, protected mic heads, elevated PA speakers, controllable effects lighting, and a way to route one microphone feed into two mixer channels.", "positive_items": ["B00Y3NG5HM", "B091MZPYBQ", "B000N5YEDG", "B01DN7OI40", "B001P33HVK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe4a9559258291a0ce607b87", "partition": "shared_train", "query": "I\u2019m putting together a compact live setup for electric guitar and vocals, needing a power amplifier, quick microphone changes, and a short right-angle cable for connecting pedal effects.", "positive_items": ["B01DE4D4LU", "B0018D84YC", "B07TD9NX9F"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe5cc6fb0c8254135bbf4a24", "partition": "shared_train", "query": "I\u2019m refurbishing my drum kit for a punchy rock setup: I need a fat, short tom sound, a thumpy bass drum, a controlled coated snare response, and a bright, resonant bottom head for the small tom.", "positive_items": ["B0002F7J84", "B0B9HNVSF9", "B078KX8YJD", "B0BK6S7QF4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe650f3eeaf6a954e1ee9e9b", "partition": "shared_train", "query": "I\u2019m refreshing my band\u2019s rehearsal setup: replace the strings on our electric guitar and bass, safely hold both instruments between songs, and add durable sticks for our drummer.", "positive_items": ["B09TXQ22KG", "B01CS87OLO", "B01AAX6KGY", "B09M7P8SBH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe69a455429f6ebacab1acb2", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording station for singing and guitar, and need a stable adjustable mic setup, protection from vocal plosives, and a USB interface for clean studio-quality computer recordings.", "positive_items": ["B016QUXTZU", "B015JTEBN8", "B01878M5JK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe6f99e7fb9487fa681aa057", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar with heavier-gauge strings and need everything for a clean restring, including a tool to wind, cut, and stretch them, plus an easy clip-on tuner for accurate setup.", "positive_items": ["B08R5GM6YB", "B0BSGM6CQ9", "B0BHSG5C3G"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe7cc567da0797e4105fcdcd", "partition": "shared_train", "query": "I\u2019m setting up a small classical-guitar recording session and need fresh nylon strings, two condenser microphones, and the assorted balanced, unbalanced, stereo 1/4-inch, and XLR connections to route the guitar and microphones through my mixer and PA.", "positive_items": ["B07BLBQFQ6", "B07RXXGCWN", "B000068NYP", "B084F2HHWW", "B01DE4DEGK", "B06X9KG3HW", "B00GJMJH9S"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe86542fb43d6692912f959f", "partition": "shared_train", "query": "I\u2019m setting up a small vocal rehearsal and recording rig and need a dynamic vocal microphone, a long XLR connection to the mixer, and a balanced TRS link between my audio gear.", "positive_items": ["B08DBDD6CM", "B07N5J3GTB", "B01DE4DEGK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe8affc8025abd0f1d47432f", "partition": "shared_train", "query": "I\u2019m filming an outdoor acoustic guitar performance and need a way to reduce wind on the camera mic, connect a lavalier to my recorder, keep the guitar strap secure, and safely hold the guitar between takes.", "positive_items": ["B00IPHSRN2", "B08BW2TBD7", "B07L76YQKD", "B01N58YFN8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe8be496cacce81ed690d293", "partition": "shared_train", "query": "I\u2019m upgrading my Les Paul Junior for live playing and need reliable replacement hardware, a wireless connection to my amp, and a more secure way to attach the guitar strap.", "positive_items": ["B07LC84WPD", "B083K2NQZC", "B0BLLF6ZCS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe9848e53a4a3e5f07f754d3", "partition": "shared_train", "query": "I\u2019m building a compact home studio for recording vocals and instruments with flexible mic positioning, musical compression and leveling, and hands-on MIDI keyboard control for songwriting and production.", "positive_items": ["B001DTNKNG", "B00COPKOUK", "B076DNQXGJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe98e05e81a11bb359285dd8", "partition": "shared_train", "query": "I\u2019m upgrading my Strat-style electric guitar for punchier classic blues tones and smoother volume control, and need the wiring components, pickup set, and a reliable cable to install everything and test it through my amp.", "positive_items": ["B01DFIGIB8", "B01HLEFHVY", "B09396NY1C", "B0050MH4KW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe9ba0e7cc5ae435bfdb6209", "partition": "shared_train", "query": "I\u2019m putting together a beginner hand-percussion setup for informal ensemble sessions and need a tall rope-style drum, a pair of congas with smaller accompanying drums and a stand, plus a cedar cajon with an adjustable snare sound.", "positive_items": ["B07CR95BL2", "B081R7Q8VM", "B084Q6BTMM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fe9d72e74e5a10ad49e0fcd2", "partition": "shared_train", "query": "I\u2019m setting up a small home studio to record an acoustic-guitar song with vocals: I need fresh, durable strings and flexible alternate tunings, clean vocal plosives, microphones for voice and guitar, a USB interface, and a measurement mic to tune the room and monitor the recording.", "positive_items": ["B07NX24XGY", "B08KHSBL34", "B015XTFNP4", "B07KGF3MHC", "B095CBL6FY", "B01AH3RSAO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fea7bd868a4553e48b60169c", "partition": "shared_train", "query": "I\u2019m setting up sound for a live fitness class and need a low-profile headset mic for my wireless system, a reliable mixer connection, and a way to feed music from my phone or laptop into the PA.", "positive_items": ["B007SRF5XU", "B0BQ4HSKC9", "B00PSIJO88"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-feb8fd0515a6253443139934", "partition": "shared_train", "query": "I\u2019m restoring a bass drum for reliable rehearsal and live playing, and need stable hoop support, compatible tension hardware, a resonant head with built-in muffling, and the right tools for tuning and securing everything.", "positive_items": ["B00F8HD05C", "B07F8XDD4W", "B009YZ00Q6", "B07NDZXJZK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-feb9a99c32ace63bac56ba48", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for aggressive metal tones and need a matched neck-and-bridge humbucker setup, plus a high-gain distortion pedal and reliable isolated power supply for a compact pedalboard.", "positive_items": ["B007Q27BH0", "B077H7711B", "B073RHQS1Y", "B073RPD4YQ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-febc10503cd82107a73e58f0", "partition": "shared_train", "query": "I\u2019m preparing my left-handed Telecaster setup for small live gigs and rehearsals, including a replacement pickguard, reliable tuning, clear music-stand lighting, and a secure way to keep my drink away from the gear.", "positive_items": ["B00IFOTSJW", "B09G7GH2FH", "B006HAJPXA", "B001D2TPZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-febd03a2d7f20a5382919d6e", "partition": "shared_train", "query": "I\u2019m putting together a compact, portable jazz or orchestral drum setup for rehearsals and small performances, with a responsive snare, warm resonant bass voice, and lightweight adjustable supports for comfortable playing.", "positive_items": ["B078YB4LSH", "B078YCKSCW", "B001M4CMKE", "B07TMJX85D"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fec1c742411d333fa181c046", "partition": "shared_train", "query": "I\u2019m preparing a flexible reed setup for an upcoming woodwind rehearsal: I need a humidity-controlled case to protect my clarinet reeds, a strength-3 synthetic clarinet option, and a sampler of strength-2.5 jazz cuts for my baritone sax.", "positive_items": ["B00UORW3UE", "B0BQ4G4JYQ", "B07N1RPV4J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fec568b4c6a1911ad2f947c3", "partition": "shared_train", "query": "I\u2019m setting up a beginner violin practice kit with a full-size playable bow, an easy way to learn proper bow hold, reliable clip-on tuning and intonation feedback, and clips to keep sheet music secure during practice or outdoor playing.", "positive_items": ["B003B95ETO", "B00L1LL7DQ", "B0BJF16WM7", "B0BTQZW3RT"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fec5721c464cb9d8e63e4c1d", "partition": "shared_train", "query": "I'm setting up a compact guitar performance rig with organized storage for several electric and acoustic guitars, hands-free passive-signal volume swells, and foot control for presets, reverb, effects, and amp settings on my Vox VT amp.", "positive_items": ["B076ZNHZ59", "B09N425TWM", "B0B1989GQS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fecc01fc1974957a005c0285", "partition": "shared_train", "query": "I\u2019m building a late-\u201960s blues-rock guitar recording setup and need to upgrade my Strat\u2019s tone, organize studio gear in a rack, and safely distribute power to the equipment.", "positive_items": ["B000AYH8AG", "B001DD8GQS", "B0002NRTL8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fecf5a19c2ebed5dc0240aea", "partition": "shared_train", "query": "I\u2019m putting together a compact home rehearsal setup for guitar and bass, with versatile effects and looping, plus a small amplifier that can deliver clean tones, overdrive, EQ control, and quiet headphone practice.", "positive_items": ["B07TDNWYSB", "B09V1TW1PN", "B01BZTGPW6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fed0834d74a4e88517623906", "partition": "shared_train", "query": "I want to upgrade my Strat\u2019s bridge voice for higher-output rock tones, add a push-pull control for switching between fuller and single-coil sounds, and shape it with a versatile overdrive pedal.", "positive_items": ["B078HPBW66", "B0B3VQ99ZJ", "B07BSNS5PV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fed6c9502f2598d34c483096", "partition": "shared_train", "query": "I\u2019m upgrading my electric guitar for rehearsals and small gigs, with a warm neck-position sound, a reliable connection to my rig, and comfortable hands-free playing.", "positive_items": ["B07F19P3CV", "B00UUHGZPW", "B07KTVV4BC"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-feda092e383f8387e043ace8", "partition": "shared_train", "query": "I\u2019m putting together a portable setup for small acoustic guitar gigs, with reliable amplification, compression and echo effects, simple signal connections, protected 3/4-size guitar transport, and stage routing for multiple inputs and monitor returns.", "positive_items": ["B0149GFCX0", "B00FGLJPXQ", "B007T8CUNG", "B0B95V41NR", "B07VWSB34H", "B000LQ29XE"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fee3438d2348c6277b990ae1", "partition": "shared_train", "query": "I\u2019m setting up a small live performance and need a stable way to elevate the PA speakers, run long balanced audio connections, and keep power and signal cables neatly secured along the stands.", "positive_items": ["B0C4YN3MMY", "B00NPAMDQ6", "B092LF6RLS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-feeb8c7c14df2204641e8d63", "partition": "shared_train", "query": "I\u2019m building a complete acoustic drum setup for practicing and recording, with a beginner-friendly kit, expanded cymbal voices on stable hardware, controlled bass-drum resonance, and a snare upgrade for crisp response, easy tuning, and stronger articulation.", "positive_items": ["B0002E2SCW", "B08DVPJSX9", "B09N43WBXZ", "B0BT2WN4PK", "B0B962GTW6", "B09HL6MZ45", "B0BZKBPRVM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fefa92eaefeef5090421a02a", "partition": "shared_train", "query": "I\u2019m restoring a 1/2-size classical guitar for a beginner and need compatible hardware to replace its tuning mechanism, fit a fresh normal-tension nylon string set, and accurately tune it afterward.", "positive_items": ["B06XF4GPQP", "B07L2MK74R", "B079NS31NK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff02e77c122e43436f381945", "partition": "shared_train", "query": "I\u2019m setting up a small live band rehearsal and recording rig, with clear vocal capture, close-miked guitar cabinet sound, a reliable XLR connection to the audio system, and foot-controlled phaser effects for the guitar.", "positive_items": ["B08NVVLB16", "B092LF6RLS", "B073WND433", "B00SKT45PY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff08b56444c66d3228bc1c0b", "partition": "shared_train", "query": "I\u2019m preparing my electric guitar for a creative practice setup with heavier-gauge strings, individual-string alternate tunings, reliable pedalboard power, and an adjustable strap for playing.", "positive_items": ["B00945TEMW", "B08KHSBL34", "B07DK59QNR", "B0BSGM6CQ9"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff1754d108d9e94628e6601a", "partition": "shared_train", "query": "I\u2019m setting up a compact home recording and mixing desk and need a USB interface for microphones, accurate nearfield playback, and detailed headphone monitoring for editing and mastering.", "positive_items": ["B01FDLSU84", "B09Y1X5BSC", "B07SRDVZSL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff18ad3780622c83d0bf7ab1", "partition": "shared_train", "query": "I\u2019m recording a polished acoustic guitar and vocal demo at home, so I need to refresh the guitar and capture clean, plosive-free vocals through my computer.", "positive_items": ["B09G9DVTD3", "B016QUXTZU", "B01AH3RSAO"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff1dc43fff8695b5757a3f58", "partition": "shared_train", "query": "I\u2019m refreshing my electric guitar for a heavier-feel practice and rehearsal setup, and need dependable replacement strings, an easy way to tune accurately, and durable picks for controlled playing.", "positive_items": ["B0BSGM6CQ9", "B0BR2N43GC", "B00IFOTSJW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff2cbeb564cbd347137ab0db", "partition": "shared_train", "query": "I\u2019m setting up a compact band rehearsal space and need stage signal routing, secure places to park several guitars between takes, and a dedicated bass rig for practice or a small performance.", "positive_items": ["B08JMQR2JK", "B07663K8BX", "B07FJ997G4"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff32b31530c9c26bc95539f6", "partition": "shared_train", "query": "I\u2019m setting up a small live vocal performance and home recording session, and need several dynamic microphones, balanced XLR connections, and a compact mixer with USB recording and effects.", "positive_items": ["B0039PPW60", "B07C91JT14", "B06X9KG3HW"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff477e8dc3fe97a933bb5b0d", "partition": "shared_train", "query": "I\u2019m assembling a guitar effects setup for recording heavy-rock tracks, with controlled sustain, saturated distortion, octave-fuzz textures, and swirling phase and flanger movement.", "positive_items": ["B078B28NNV", "B07223JNKK", "B01ATRWRXG", "B0731HKT3X", "B071H41DFS", "B004TQJ174"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff4bcf038fae615d3388ea8c", "partition": "shared_train", "query": "I\u2019m preparing a portable neighborhood parade and street-performance percussion rig, with refreshed drum tones, hands-free marching support, added handheld rhythm, secure auxiliary mounting, protected bongo transport, and compact amplified sound for rehearsals and gigs.", "positive_items": ["B082WVC3RT", "B0753PSL2D", "B00HJOTPSS", "B076SQDN45", "B083KJ7FKH", "B005SUUGZ6", "B000MJ9EBA"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff4c9ea5804970d03aca15e5", "partition": "shared_train", "query": "I\u2019m preparing to learn and transport my banjo, and need reliable tuning, sturdy protection, and comfortable finger-and-thumb picks for practicing anywhere.", "positive_items": ["B004PFZNAS", "B0BSQKRJ7W", "B015XLDQD8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff4e81f7a696e8a37b16db82", "partition": "shared_train", "query": "I\u2019m organizing a small community karaoke and open-mic night and need a setup for several singers, with multiple handheld vocal microphones, hygienic colored covers, live mixing and vocal effects, plus USB connectivity for recording the performances.", "positive_items": ["B07C91JT14", "B00CTKI5Q0", "B00GQ5FQV6", "B07N5J3GTB"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff4ed33f986bf526302ab5bd", "partition": "shared_train", "query": "I\u2019m refreshing my drum kit for rehearsals and gigs: I need fresh heads for the bass drum, snare, and several tom sizes, protection for a double-pedal setup, plus an added cymbal mount and convenient stick storage.", "positive_items": ["B09HCYXHR6", "B0002GXTVY", "B07N2WWT61", "B09HCWTB11", "B0BKZ6M28F", "B00K7VDMJS", "B0BKZ2BPGS"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff5d2ca2f9c5cf12edf0298a", "partition": "shared_train", "query": "I\u2019m building a drum rig for recording and small gigs, with a sturdy frame for mounting multiple cymbals, versatile dark-toned coverage, and an easy way to get a deep, vintage snare sound.", "positive_items": ["B01290XS9S", "B003B1DT4O", "B07V39HVW2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff62ae5b37f5be5cded8d29b", "partition": "shared_train", "query": "I\u2019m getting my small acoustic guitar ready for regular playing and travel: I need comfortable hands-free carrying, protective hard-shell storage, and dependable locking tuners for easier, more stable tuning.", "positive_items": ["B0BT2Z1DF1", "B07BKVG78D", "B07226MCY6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff68c40eef527dc7ba6f1024", "partition": "shared_train", "query": "I\u2019m setting up a comfortable drumming practice station and need a compact hard practice surface, reliable wood-tip sticks, and an adjustable, supportive seat for longer sessions.", "positive_items": ["B0928J8MWV", "B01LF4CSHM", "B01LF4C02U"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff6fc387ec41f4f1b76e391e", "partition": "shared_train", "query": "I want to set up a small home music-recording station where I can play virtual instruments, record clear vocals or instruments, monitor takes privately, and reduce harsh plosive sounds while producing songs on my computer.", "positive_items": ["B07CQMZVYL", "B002OLYPAO", "B016QUXTZU"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff6ffbddffa26d33efd1aa66", "partition": "shared_train", "query": "I\u2019m refurbishing my tube guitar rig for studio overdubs and need a replacement power tube, transparent switching between two amps, and light-gauge strings for Nashville tuning.", "positive_items": ["B0BPJ4Q6FJ", "B003FO0N4Q", "B0756P1DV8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff7737acfab323a27a4af806", "partition": "shared_train", "query": "I\u2019m customizing my guitar\u2019s fretboard for a performance and need removable inlay accents, reliable tuning, and versatile high-gain tones for rehearsing and recording.", "positive_items": ["B0BK6PLQZW", "B0BHSG5C3G", "B08F7B852X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff7b70c1eb5d11c61c82448b", "partition": "shared_train", "query": "I\u2019m setting up a small desktop station to record acoustic guitar and vocals into a mixer, with hands-free vocal positioning, a long XLR connection, and clean instrument-to-balanced-input routing.", "positive_items": ["B07N5J3GTB", "B0027V760M", "B00LOAASPC", "B08DBDD6CM"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff7db48c8a19fe8713e101be", "partition": "shared_train", "query": "I\u2019m setting up a small live panel and need a dual-channel wireless system for two speakers, a stage snake to run several balanced audio lines and monitor returns, plus adapters for connecting balanced 1/4-inch outputs to XLR mixer inputs.", "positive_items": ["B00TJ2FKZK", "B0149GFCX0", "B000068O4E"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff7e1ef1fe24de0c4d335f8f", "partition": "shared_train", "query": "I\u2019m setting up a home podcast and streaming station and need clear USB audio, flexible microphone positioning at my desk, and shock isolation to reduce handling and vibration noise.", "positive_items": ["B075MS16S8", "B075MP9NM6", "B0C6H9T5T6"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff883de3e3e9148288f51ec8", "partition": "shared_train", "query": "I\u2019m restoring a P-style electric bass and need comfortable shoulder support, replacement control hardware for a missing knob, and a vintage-style split-coil pickup to bring its tone back to life.", "positive_items": ["B001FXQDVQ", "B0B8Z2T4PS", "B0B2ZTFJNY"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff927c7bae1b68b603663542", "partition": "shared_train", "query": "I\u2019m organizing a small live banjo and acoustic string performance and need reliable picks, an amplified PA setup, and long balanced connections for routing the instruments and effects.", "positive_items": ["B09398HH18", "B01N3MQSPL", "B0B863M78X"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff9297855f76c258326529ba", "partition": "shared_train", "query": "I\u2019m setting up a comfortable home keyboard practice and songwriting station with a height-adjustable seat, piano-style sustain control, and a versatile touch-sensitive keyboard with recording features.", "positive_items": ["B0BT9R8MMV", "B00TUY4WV0", "B0BSCF2FD7"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff9ad579f78513f2c64a702c", "partition": "shared_train", "query": "I\u2019m putting together a small folk-music setup for learning and arranging songs, with a breath-played keyboard instrument for chords and melodies, a portable plucked instrument for gentle rhythms, and a clear D-tuned whistle for traditional lead lines.", "positive_items": ["B08Z2SKL4T", "B07MJ3KSVS", "B08138C5PR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff9c5471e2cfcbcf14ca05dc", "partition": "shared_train", "query": "I\u2019m preparing a solo keyboard performance and want expressive sustain while recording the music and spoken introductions on the go with a compact recorder and discreet clip-on stereo microphone.", "positive_items": ["B0796CFWKG", "B0058MJX4O", "B0BT9R8MMV"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ff9d5a5b345c51627fea8fa2", "partition": "shared_train", "query": "I\u2019m setting up a simple home guitar practice and display station. I need to connect my instrument to audio equipment, play comfortably while standing, and store the guitar securely on the wall between sessions without damaging its finish.", "positive_items": ["B005ZV5K0O", "B06XB3FQKB", "B0B8LK7MTH"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffa16bdcbf2d8b2996f4ccc4", "partition": "shared_train", "query": "I\u2019m setting up a compact practice station for my guitar, with reliable clip-on tuning, a stable place to rest the instrument, convenient pick storage, and large thumbpicks for comfortable fingerstyle playing.", "positive_items": ["B018FCZKR2", "B00646MZHK", "B01K1EJQ9U", "B07WTBV69J"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffa26387754960b71d13b9ba", "partition": "shared_train", "query": "I\u2019m refurbishing my electric guitar rig for live rehearsals and need reliable tuning hardware, replacement control knobs, two versatile overdrive sounds, organized pedalboard power and patching, plus protection for my small tube amp during transport.", "positive_items": ["B0C6HZ3ZVT", "B086QM1F75", "B004OK1G64", "B01DK40R3M", "B0077RJA9Q", "B07NXQY5ZT", "B01LSHMR86"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffa38bb0357555b9663537f8", "partition": "shared_train", "query": "I\u2019m refreshing my guitar and want a setup for safely supporting the neck during cleaning, efficiently changing strings, and storing the finished instrument securely at home.", "positive_items": ["B08R5GM6YB", "B00TV90MT0", "B07BBNS4ZL"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffa6dd9225d57014980cf9ae", "partition": "shared_train", "query": "I\u2019m setting up my six-string electric guitar for bright Nashville-style doubled parts and want light high-strung strings, precise durable picks, and low-friction string retainers to improve tuning stability.", "positive_items": ["B09R3KNKKG", "B015WD6FIK", "B0BPJ4Q6FJ"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffaf89667c796658f16cfd3a", "partition": "shared_train", "query": "I\u2019m rebuilding a bolt-on electric guitar for a bright Nashville-tuned setup and need to address the string-bearing nut, fine-tune the neck angle, improve six-in-line tuning stability, and restring it with an appropriate light-gauge set.", "positive_items": ["B078L11275", "B0BPJ4Q6FJ", "B01LW96EM8", "B0B29N7VC8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffb307afe2b343cdc44a6688", "partition": "shared_train", "query": "I\u2019m setting up a guitar for lap-style slide playing and need a way to produce smooth, sustained tones, keep the strings clean and fast, and hold the instrument securely during practice or performance.", "positive_items": ["B07ND4MZMW", "B0B8M5FJ9W", "B07N5NMWXK"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffd15a3fb6bae35cc3bb46ff", "partition": "shared_train", "query": "I\u2019m preparing for a jazz and classical saxophone performance switching between soprano and tenor, and need reliable reeds for both, a comfortable strap for long playing, and a finish-safe place to rest the soprano.", "positive_items": ["B07TJ9TXCP", "B07M82TR41", "B0BHFVW9BQ", "B0B4SGJRHR"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffd4a879256dac3e5d61c4b3", "partition": "shared_train", "query": "I\u2019m refurbishing my Telecaster for regular practice and small gigs: I need to upgrade the output-jack mounting, change keys easily while playing, and stock up on sturdy picks that deliver a warm, full tone.", "positive_items": ["B00G964BUY", "B00CIO6BEA", "B09CGJ6XK2"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffe741cd39272be9f0d7f16e", "partition": "shared_train", "query": "I\u2019m building a home streaming studio and need an adjustable, tidy microphone setup plus network-controlled RGBW lighting that can convert Ethernet lighting data to DMX and provide smooth color fades.", "positive_items": ["B09ZTJH56H", "B075FHJM35", "B0CDXH6F3L"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-ffe7dda65009ef53e53ad24a", "partition": "shared_train", "query": "I\u2019m restoring a vintage Telecaster for studio Nashville-tuning parts and need period-correct bridge hardware, a high-strung six-string set, and a tremolo pedal for layered guitar textures.", "positive_items": ["B0BPJ4Q6FJ", "B004U1QDL0", "B00I3XGFOG", "B003AYRGA0"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}
{"candidate_id": "train-fff67d0545a63dc38946fcdf", "partition": "shared_train", "query": "I\u2019m setting up my electric guitar for a heavy, expressive practice and recording session, and need durable strings, dependable tuning, and an auto-wah effect for riffs and solos.", "positive_items": ["B0BT31XYVD", "B00IFOTSJW", "B000U6QTV8"], "prompt_optimizer_exposure": "unseen_in_prompt_optimizer"}