| {"family":"G-218","sample":"00003","width":1024,"height":1024,"fps":16.0,"frames":30,"source_sha256":"ee0c992b4ca3001e3eb61571d73f5f4d9f8d05d171fa9a1e0554d3e81b209e46","source_prompt":"Mark the largest angle which is obtuse with a red circle.","objects":[{"center":[291.18390077448043,616.0327812284334],"bbox":[146.0,182.0,252.0,710.0],"rgb":[30,30,30],"polygon":[[396.0,182.0],[146.0,774.0],[332.0,890.0]],"area":69552.0,"hue":0.0,"id":"0"}],"markers":[{"center":[147.0,778.0],"size":[82.0,80.0],"path":[{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0,"center":[147.0,778.0],"size":[82.0,80.0]},{"alpha":0.0453257790368272,"center":[146.0,780.0],"size":[74.0,70.0]},{"alpha":0.45042492917847027,"center":[146.0,776.0],"size":[78.0,78.0]},{"alpha":0.7337110481586402,"center":[145.0,777.0],"size":[80.0,80.0]},{"alpha":0.8328611898016998,"center":[145.0,777.0],"size":[80.0,80.0]},{"alpha":0.8526912181303116,"center":[145.0,777.0],"size":[80.0,80.0]},{"alpha":0.8696883852691218,"center":[145.0,777.0],"size":[80.0,80.0]},{"alpha":0.8951841359773371,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":0.9320113314447592,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":0.9461756373937678,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":0.9575070821529745,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":0.9603399433427762,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":0.9688385269121813,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":0.9745042492917847,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":0.9886685552407932,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":0.9943342776203966,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":1,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":1,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":1,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":1,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":1,"center":[146.0,777.0],"size":[82.0,80.0]},{"alpha":1,"center":[146.0,777.0],"size":[82.0,80.0]}]}],"coordinate_mapping":{"isotropic_scale":1.0,"centered_canvas":1024},"selected_design":{"id":"G-218-S1","rank":1,"origin_idea_id":null,"title":"Sailmaker\u2019s reef reinforcement","scene":"A sail loft has a cut triangular reinforcement panel stretched flat beside a partially assembled sail. Woven Dacron fibers, a stitched hem outside the measured edge and a brass eyelet give the piece a maritime function. Chalk seam allowances remain faint and clearly separate from the three primary edges. Rolled sailcloth and a spool of heavy thread establish scale and fabrication context. The three measured edges remain unobstructed in a perpendicular inspection view; only the largest obtuse corner receives the red answer circle.","domain_shift":"A functional sail reinforcement makes the unusual triangle purposeful; fabric structure, hardware and cutting work replace an isolated outlined polygon while preserving its precise corner geometry.","mechanism":"Build the artifact around the exact triangular measurement boundary and view it normal to that plane. Apply a separate calibrated inspection ring at the selected vertex.","fidelity_note":"The triangle contour is indispensable here. Added thickness, fittings and texture must stay outside the measurement edges and must not round off or conceal the obtuse corner.","transfer_type":"instrumented","source_ids":["c_vipe","c_kiva"]},"source_checks":["Read all native sample prompts; preserved sample-specific counts and indices.","Native first/final frames inspected in five-sample family contact sheets."],"limits":[]} |
