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question
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motion_0008_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear steps forward, reaching out with its left paw, appearing aggressive. 2. a bear advances, stretching its left ...
true
The bear advances while extending its left forepaw far ahead; the low forward drive and outstretched paw form the requested aggressive reaching action.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0008/sample_01/video.mp4", "sha256": "1ac8a9f75047c2ff361094e9957bd17974b005779e22d2bce5640dd311d7b99a", "type": "video" } ]
motion_0009_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear moves forward, tilting its head up and letting out a roar. 2. a bear progresses, briefly raising its head to ...
true
The bear continues moving forward, briefly raises its muzzle and opens its mouth in a roar-like gesture, then lowers its head while advancing.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 25, "path": "evidence/motion/case_0009/sample_01/video.mp4", "sha256": "d05e012cc4306626b3e1dfd019e39d388ab68eefdba3914fd96a063a733cb4ba", "type": "video" } ]
motion_0010_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear moves forward-right, in a low stance. 2. a bear crouches, progressing towards the right in front. 3. a bear s...
true
The bear stays low and advances along a forward-right path, repeatedly reaching with a forepaw while the body follows the rightward curve.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0010/sample_01/video.mp4", "sha256": "656e5723db9cf2a05d4ae2fff414f1eea477f8dddcbb7b2f5629ec599a3c1813", "type": "video" } ]
motion_0011_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear moves backward, its gaze directed to the left, observing an object. 2. a bear steps back, looking left, seemi...
true
The bear retreats backward in a low stance while keeping its head and gaze directed to the left, as if monitoring something there.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0011/sample_01/video.mp4", "sha256": "1dd05469520b047a2a4893bda1818d55672e4486599562549212269f0a4c0679", "type": "video" } ]
motion_0012_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear backs towards the left, circling, with its gaze fixed ahead and leftward. 2. a bear seems to circle back left...
true
The bear backs through a leftward arc, turning its body while keeping its head oriented toward the forward-left area.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0012/sample_01/video.mp4", "sha256": "c6a88d066570e0e3523dd332dfbbf35f4c4e56a09f8c4fdc0e9ff1f298b62caa", "type": "video" } ]
motion_0013_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear shifts its left rear foot, gazes rightward, and eases back gradually. 2. a bear moves its left hind leg, turn...
true
The bear looks to the right, shifts the left hind foot, and gradually retreats while maintaining the rightward attention.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0013/sample_01/video.mp4", "sha256": "e2c057dff4f3788c0e8fd0ab58698b190f07ea79dd8fca5c045912f2c6619e63", "type": "video" } ]
motion_0014_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear leads with its right front leg, then walks ahead steadily. 2. a bear initiates a step with its front-right pa...
false
As the hind legs converge during the later steps, the inner hind leg passes into the outer hind leg and its paw disappears inside the overlapping geometry before re-emerging.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0014/sample_01/video.mp4", "sha256": "4dc0d6e46e75ed3a269a790a535c6ea78a6a03eea732284baf7b1edbdfdf4e27", "type": "video" } ]
motion_0015_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear leads with its right front, then walks leftward, feeling a bit of a curve. 2. a bear starts with its front-ri...
true
The bear leads with the right forepaw and then advances along a gentle forward-left curve, with the remaining limbs following the turn.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0015/sample_01/video.mp4", "sha256": "869ebe764d980e7558a12c41643d8b1455b4fa88543642c47a45ce0e85d22aa1", "type": "video" } ]
motion_0016_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear tilts its head up, then collapses rightward, likely from death. 2. a bear raises its head a bit, then drops t...
true
The bear raises its head, loses support toward its right side, collapses laterally, and comes to rest on the ground.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 35, "path": "evidence/motion/case_0016/sample_01/video.mp4", "sha256": "1795480430dc522ffd30814a46268ef2353e5f3979c0af411481653dbe662326", "type": "video" } ]
motion_0017_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear, after being struck, lifts its face, drops straight ahead, front paws whipping back. 2. a bear, hit by an att...
true
The bear lifts its face, pitches straight forward, and collapses prone as both forelegs sweep backward relative to the falling torso.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0017/sample_01/video.mp4", "sha256": "4467734aafa4554dc2441f478049b343a3648dc9a1cb369f3cef891c0d17fda0", "type": "video" } ]
motion_0018_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear remains upright, rattles its head briefly, then falls straight ahead. 2. a bear stands tall, wobbles its head...
true
The bear remains upright while its head briefly wobbles, then the body pitches forward and collapses onto the ground.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 36, "path": "evidence/motion/case_0018/sample_01/video.mp4", "sha256": "06be128edb5c57cb28723917f5f1ae66f48c438b7343c13feeb931ce05dea129", "type": "video" } ]
motion_0019_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear leans over, perhaps to sip water, then raises its head again. 2. a bear stoops, its head nearing water or ano...
false
In the lowered drinking pose, the snout penetrates the ground plane and the nose tip is visibly cut off by the floor for an extended portion of the motion.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 121, "path": "evidence/motion/case_0019/sample_01/video.mp4", "sha256": "7deafedb99eddff43679af251844529c3fa4260774679c83e593691bf2393f95", "type": "video" } ]
motion_0020_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear leans down, possibly to eat, then refocuses ahead. 2. a bear dips to grab a bite or another activity, then lo...
true
The bear bends down into a feeding-like posture, keeps its muzzle near the ground, and then lifts and redirects its head forward.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 121, "path": "evidence/motion/case_0020/sample_01/video.mp4", "sha256": "59f2e11d8bc186296f4bac9a47559cf4571c66fcdcd051b61ebee46cb0d90269", "type": "video" } ]
motion_0021_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear stoops to feed or another task, peeks right, then shifts its gaze left. 2. a bear leans down, perhaps to eat,...
true
After lowering its head in a feeding-like action, the bear rises enough to look to the right, sweeps its gaze across to the left, and then bends down again.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 121, "path": "evidence/motion/case_0021/sample_01/video.mp4", "sha256": "a949186cb3751dc63e2ab5e42ef36955a693d8bd9519d7c0682e37900a208625", "type": "video" } ]
motion_0022_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear is giving a rear kick. 2. a bear is tumbling ahead. 3. a bear leans at a 45-degree tilt. Answer Yes or No. I...
true
The bear is pitched at roughly a 45-degree angle with its forequarters down and hindquarters raised, producing a forward-tumbling pose with a rear-leg kick.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 16, "path": "evidence/motion/case_0022/sample_01/video.mp4", "sha256": "3e73da5b02193f8839181b15e061d79f6217ba09ffed52289eeacc2ea22d17a1", "type": "video" } ]
motion_0023_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear is descending at an inclined angle. 2. a bear descends with an approximate 45-degree slant. 3. a bear falls f...
true
The bear maintains an inclined, head-down orientation while descending through a vertical distance comparable to its body length.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 16, "path": "evidence/motion/case_0023/sample_01/video.mp4", "sha256": "4d41a8deb480d0d2e3d26963f0dbd71102db48bbeb1ed2f57e5e4a820c551e07", "type": "video" } ]
motion_0024_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear extends its left paw, then right, goes prone, then pulls both paws in and rises. 2. a bear goes prone in an e...
false
During the low pose, the underside of the mouth becomes jagged and forms a thin sharp flap extending from the lower jaw, indicating broken facial mesh deformation.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 121, "path": "evidence/motion/case_0024/sample_01/video.mp4", "sha256": "4f3f2c14c61f0d9a3655fb389b8aab6574c05a09eb601e62b0de5697b6600786", "type": "video" } ]
motion_0025_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear rotates left while crawling. 2. a bear, while flat, makes a small leftward shift. 3. a bear, limbs oriented o...
true
In a low, spread-limb crawl, the bear shifts its supports and rotates its body leftward without rising from the prone posture.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0025/sample_01/video.mp4", "sha256": "f94262953f7b20d1915dcc356bb9c2ec4d4fa2afa7a15a5fe14a6947192bcf7f", "type": "video" } ]
motion_0026_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear, with split limb direction, creeps, swiveling half-right. 2. a bear, in a prone stance, tilts a bit right. 3....
true
In a low prone crawl, the bear alternates its spread limbs and swivels its body partway to the right.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0026/sample_01/video.mp4", "sha256": "6cfa1cb6da07f8aee651d3a752dbe1d1b098ab384600f6acc9db68e842e3cba1", "type": "video" } ]
motion_0027_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear, while upright, gets hit and steps slightly back. 2. a bear, in stance, angles to its right back, left leg re...
false
As the bear recoils, a thin vertical strip of mesh appears between the two fully visible hind legs and hangs downward independently of either leg, revealing stretched intersecting geometry.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0027/sample_01/video.mp4", "sha256": "014923635cc0420452778044314d27243af6491a6bc2b6fb723f4d29f84cb531", "type": "video" } ]
motion_0028_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear faces an assault from the rear. 2. a bear, hind legs bent, elevates its right paw and head. 3. a bear appears...
true
The bear reacts as if struck from behind: its hind legs flex, the head lifts, and the right forepaw rises before the body settles again.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0028/sample_01/video.mp4", "sha256": "55f6e58defb243fce0f7022b773a4d6d3e5ad3a77d5014aabc6df1dede1106e9", "type": "video" } ]
motion_0029_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear takes a frontal head hit, withdrawing its head. 2. a bear pulls back upper body and then steadies itself. 3. ...
true
The bear retracts its head and upper body, tucks the muzzle down toward the chest, and then recovers to its initial stance.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0029/sample_01/video.mp4", "sha256": "107098ea0c13481c2d5a0931d6a573a296d8cc815b10d84dc5d362fb6d356ece", "type": "video" } ]
motion_0030_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear, hit at the waist, sinks down. 2. a bear nudges its head upwards and forms a slight curve at the waist. 3. a ...
true
The bear briefly sinks at the waist while lifting its head, curves the trunk as if starting to flatten, and then straightens back to standing.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0030/sample_01/video.mp4", "sha256": "0ea33edca4f11e120557c555fb727a4ee01a15eaeb2f9e9cfef4302c947c08aa", "type": "video" } ]
motion_0031_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear remains motionless. 2. a bear stares straight ahead, motionless. 3. a bear is grounded on all of its feet. A...
true
The bear remains planted on all four feet and keeps the same forward-facing standing pose throughout, with no visible body motion.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 151, "path": "evidence/motion/case_0031/sample_01/video.mp4", "sha256": "5fa4683c6f7b648ca359ff495b4392710676f3908d7c8e61845a9fc221c65d4d", "type": "video" } ]
motion_0032_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear, body unmoving, turns its head left and right. 2. a bear, supported by four limbs, glances left then right. 3...
true
The bear keeps its torso and paws fixed while turning its head from one side through center to the other and back, scanning side to side.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 151, "path": "evidence/motion/case_0032/sample_01/video.mp4", "sha256": "c3649f65328b341bd13cbb092adf2b8355ef80159dbd9697a80dabe25ef212d8", "type": "video" } ]
motion_0033_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear sways its head left and right, inching ahead. 2. a bear rotates its head from left to right four times in seq...
true
The bear repeatedly sways its head left and right while making a small forward advance and a slight adjustment of the right foot.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 101, "path": "evidence/motion/case_0033/sample_01/video.mp4", "sha256": "c38de1fba0960f9288a859bc48451f36214478ffe06cb3433b37ae443e96b940", "type": "video" } ]
motion_0034_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear springs up and then descends. 2. a bear, powering up on all fours, springs up leading with front paws, then t...
true
The bear compresses on all fours, springs upward with the forequarters leading, becomes fully airborne, and then descends to a four-foot landing.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0034/sample_01/video.mp4", "sha256": "62137974fa0bacad2dcab374bc01e34bc15c3155adb606f789dcda9329a08c5b", "type": "video" } ]
motion_0035_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear hops a bit forward and touches down. 2. a bear, from above, comes down facing forward. 3. a bear, from high, ...
true
The bear lowers its forequarters and moves forward and downward, but instead of a clearly visible touchdown it passes through the ground plane and disappears below it.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0035/sample_01/video.mp4", "sha256": "4e83cf1685d3797f22093b0579a10df7ede906a3a8595b397bda149d4d683068", "type": "video" } ]
motion_0036_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear jumps forward and lands. 2. a bear alternates its paws forward, back legs push for a leap, forepaws land firs...
true
The bear drives forward into the air, travels through a clear airborne arc, reaches with the forepaws, and returns to ground with the forequarters landing first.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 45, "path": "evidence/motion/case_0036/sample_01/video.mp4", "sha256": "ad5afd71d9abe3ece35fde283ca09cce71144750e62513b9b65e85a39ba08466", "type": "video" } ]
motion_0037_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear pushes off with all fours, leaps forward, and lands. 2. a bear extends its right paw, suddenly jumps forward,...
true
The bear reaches forward with the right forepaw, pushes off into a forward leap, remains briefly airborne over about one body length, and lands again.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 46, "path": "evidence/motion/case_0037/sample_01/video.mp4", "sha256": "b1a2a61702a2deaf5506de432a4bd22fbb36400db7a0c481d853f5cb66ad7300", "type": "video" } ]
motion_0038_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear lands. 2. a bear descends from a height. 3. a bear falls from above, landing on its front paws first. Answer...
true
The bear descends head and forepaws first from an elevated position and contacts the ground, but much of the body then penetrates below the ground plane rather than completing a clean landing.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 13, "path": "evidence/motion/case_0038/sample_01/video.mp4", "sha256": "e5825639878a1fc1d7bb1a92fb284f715baeb1c0a3a3afb573fa5a461648cf7c", "type": "video" } ]
motion_0039_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear lies down on its left side, then stands up. 2. a bear extends its front paws, shifts its right hind leg, foll...
false
During the lowering phase, a hind leg collapses into an unnaturally flattened, sharply bent shape (frame 16); on the rise it kinks and overlaps its paw again around frames 128–140.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 151, "path": "evidence/motion/case_0039/sample_01/video.mp4", "sha256": "b43368860009b0d333656f5180dadcbbc0c7161a39a57c35f085a10f791b0032", "type": "video" } ]
motion_0040_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns left 180 degrees. 2. a bear turns in place, starting from the left. 3. a bear steps with its left front...
false
During the counterclockwise turn, the rear legs cross and lose a clean separation around frames 16–24, while the profile also reveals a jagged open underside of the muzzle.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 51, "path": "evidence/motion/case_0040/sample_01/video.mp4", "sha256": "c7dd0ebaf753a2169fb5f5fe0663b7c2a72ab0709b9f50155aeac6fd8b70a758", "type": "video" } ]
motion_0041_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns backward, starting from the right. 2. a bear steps with its right front leg, alternates its limbs, and ...
false
Midway through the clockwise turn, the two hind paws pass into and overlap each other beneath the rump, forming a single crossed mass in frames 16–24.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 51, "path": "evidence/motion/case_0041/sample_01/video.mp4", "sha256": "bef2eae105b7049bf7fd5f32784419eeccbd40903bf0e3ed8c5aa27814753553", "type": "video" } ]
motion_0042_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns left 90 degrees. 2. a bear first extends its left paw, stepping left, then the rest of the body follows...
false
During the left turn, the hind paws overlap and fuse into a crossed shape while the two forepaws press together and lose a clean boundary (frames 19–22).
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0042/sample_01/video.mp4", "sha256": "9dee359d325279d49155d327d5944685334c72a985238337cf4cf4e35501869b", "type": "video" } ]
motion_0043_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns right 90 degrees. 2. a bear first extends its right paw, stepping right, then the rest of the body foll...
false
During the right turn, the inner hind leg and paw fold through the planted rear limb under the rump, so the two rear limbs merge instead of remaining distinct (frames 14–22).
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0043/sample_01/video.mp4", "sha256": "1b8a7dfbd4243235fda980e86823a6a1ea23721a2ff98c43ac3deac802ffc5d7", "type": "video" } ]
motion_0044_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns in place to the left. 2. a bear uses its left front paw as an axis, turns left, and once the right is a...
true
The bear pivots left in place, using the left forepaw as an early support while the right foreleg, hind legs, head, and body progressively realign to the left.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0044/sample_01/video.mp4", "sha256": "1f04a3f4d3dc8fb114d15a0943b025d3b1b2a7e74c0fce53d05969f61eafc361", "type": "video" } ]
motion_0045_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns in place to the right. 2. a bear spins right centering on its right front paw, and after positioning it...
true
The bear pivots right in place, shifting the left forepaw and right hind leg before the head and torso complete the rightward turn around the right forepaw.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0045/sample_01/video.mp4", "sha256": "ded9ebb85ef33e7f1957164547c9eb09987361b4256eefe60c54f52878439ab2", "type": "video" } ]
motion_0046_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear runs forward. 2. a bear uses its front paws to thrust, its back legs to push, and sprints ahead. 3. a bear, w...
true
The bear runs straight forward in a bounding cycle: the forepaws reach and plant, the hind legs push the body ahead, and the four limbs continue in a rhythmic sequence.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0046/sample_01/video.mp4", "sha256": "acbdacb3f47e93b7ac0549b0f93f2714e1a28afbdfabe51222434b80a93cc9fe", "type": "video" } ]
motion_0047_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear runs toward the left front. 2. a bear pushes off with its forelimbs, propels with its hind legs, and runs to ...
true
The bear travels toward the left front while the forelimbs reach and the hind legs propel the body through a repeated bounding cycle.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0047/sample_01/video.mp4", "sha256": "fbbe0048cca214b31eecd8539a3f33ffd44b99dc847a0c4ba1eaaa29803a4fbc", "type": "video" } ]
motion_0048_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear runs toward the right front. 2. a bear pushes off with its forelimbs, propels with its hind legs, and runs to...
true
The bear travels toward the right front with alternating four-limb action, reaching with the forelegs and pushing forward with the hind legs.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0048/sample_01/video.mp4", "sha256": "347d3d83aa8f44953fa60cabbfea222875f63950ed1f84423fc8a1adb0698505", "type": "video" } ]
motion_0049_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear halts while moving forward. 2. a bear advances its right foreleg, then halts and retreats. 3. a bear steps fo...
true
The bear first advances with the right foreleg, stops its forward motion, and then shifts backward through two short retreating steps.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 26, "path": "evidence/motion/case_0049/sample_01/video.mp4", "sha256": "a4b86795652d6ba53ab3f5d0397fcac3c9a82b3400edad603cfb198bbb2f65b0", "type": "video" } ]
motion_0050_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear falls asleep. 2. a bear looks to the right, then lowers its head. 3. a bear curls its hind legs, then centers...
false
As the bear settles into the sleeping pose, the muzzle presses into and penetrates the forepaw and lower foreleg; part of the lower face disappears inside the limb from about frame 13 onward.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 121, "path": "evidence/motion/case_0050/sample_01/video.mp4", "sha256": "6fd4ccbe270e0a72745810b262fdb3893863a8e86677ceb69ca1b3fdf23d4403", "type": "video" } ]
motion_0051_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear subtly stirs its limbs, staying afloat. 2. a bear keeps afloat by gently alternating its four limbs. 3. a bea...
false
Although the alternating swimming motion is present, the forepaws overlap and collapse into a joined loop-like shape near the end of the cycle, so the limbs do not remain geometrically separate.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 51, "path": "evidence/motion/case_0051/sample_01/video.mp4", "sha256": "f47db5582e998e38f80dc45d3b73691057d8955ce7c647c5ed97830ba116bce6", "type": "video" } ]
motion_0052_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns in circles to the left while in the water. 2. a bear alternates its limbs to turn left in the water. 3....
true
The bear pivots left in the swimming pose, beginning with a left-forepaw stroke and continuing with alternating paw motions through the leftward turn.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0052/sample_01/video.mp4", "sha256": "ccac5a65d480939039ffa24bc5a72790f26e1679dad9ff6e8fbcf0b9c2d44683", "type": "video" } ]
motion_0053_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns in circles to the right while in the water. 2. a bear uses synchronized paw movements to spin right in ...
true
The bear pivots right in the swimming pose, initiating the turn with the right forepaw and continuing with coordinated alternating strokes.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0053/sample_01/video.mp4", "sha256": "a76110f9b0659a2f5d22c03fdb7d91460798ce43ae5db959b9feb5096e6d21e8", "type": "video" } ]
motion_0054_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear swims to the left rear. 2. a bear appears to alternate its limbs swimming to the left rear. 3. a bear moves i...
true
The bear moves diagonally toward the left rear while the forepaws sweep in sequence and the hind legs follow with alternating kicks.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0054/sample_01/video.mp4", "sha256": "823abb388456a7942fa131ffe68e9791f5f2402ddc0cf76397d6846e0500ae9c", "type": "video" } ]
motion_0055_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear swims backward, its head facing forward. 2. a bear rhythmically moves its paws to travel backward. 3. a bear ...
true
With its head still facing forward, the bear travels backward while the forepaws move rhythmically and the hind legs kick in alternation.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0055/sample_01/video.mp4", "sha256": "7fe1ace56e72b34495d4d1bb7c19fed0345859e7cf958e2e0c8d4cc49e1ee14e", "type": "video" } ]
motion_0056_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear swims toward the right rear. 2. a bear appears to use a rhythmic motion heading back-right in water. 3. a bea...
true
The bear propels toward the right rear with sequential forepaw strokes and alternating hind-leg kicks.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0056/sample_01/video.mp4", "sha256": "1cf9288bc8b18084ef2a1fb944f270cd4aa6d20fd7287f43827f82067614fe71", "type": "video" } ]
motion_0057_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear swims forward, its head facing forward. 2. a bear alternates its limbs to move forward in water. 3. a bear mo...
false
As the forward-swimming cycle closes, the returning forepaw passes into the other foreleg and the two paw silhouettes fuse before separating again.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0057/sample_01/video.mp4", "sha256": "dc1dd854edcc16ace19342ac3b206ba94a47eb16592edf5887a2e0ea74402ca9", "type": "video" } ]
motion_0058_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear swims forward and left, slightly looking to the left front. 2. a bear uses rhythmic paw motions to travel dia...
true
The bear travels diagonally left-forward with a slight leftward head orientation, alternating the forepaws and coordinating the hind-leg kicks.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0058/sample_01/video.mp4", "sha256": "ce9faa008e3185ce49bc9e515f3c547ecdf7ceda1584f696538e29bb7e9f18df", "type": "video" } ]
motion_0059_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear glides toward the right front, head tilting in the same direction. 2. a bear propels right and forward by int...
true
The bear glides diagonally right-forward with its head oriented that way, using alternating forepaw strokes and coordinated hind-leg kicks.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0059/sample_01/video.mp4", "sha256": "61dd59e42ce4bbbdece8c2a89064ba737568d91f2bb02d8a75de8bf93a1b4f65", "type": "video" } ]
motion_0060_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear moves ahead with a trotting pace. 2. a bear advances with a hint of a leap. 3. a bear starts off with its lef...
true
The bear trots straight ahead with a light bounding rhythm, beginning with the left forepaw and right hind paw and completing three alternating strides.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 25, "path": "evidence/motion/case_0060/sample_01/video.mp4", "sha256": "7deaeb4413d3ae53f75f3edd1c27deaf10e4a6059eea18314fc3e135805dd888", "type": "video" } ]
motion_0061_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear trots forward to the left. 2. a bear advances to the left with a hint of a leap. 3. a bear begins with its le...
true
The bear trots toward the left front with springing strides, leading with the left forepaw and right hind paw before alternating for three steps.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 25, "path": "evidence/motion/case_0061/sample_01/video.mp4", "sha256": "898be9848f85fcb50d5889e71a57878ec4260bf4fb06bbf8d7b128c827948896", "type": "video" } ]
motion_0062_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear progresses forward-right while trotting. 2. a bear steps forward-right, slightly springing. 3. a bear begins ...
true
The bear trots toward the right front with a light spring, initiating with the right forepaw and left hind paw and continuing for three alternating strides.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 25, "path": "evidence/motion/case_0062/sample_01/video.mp4", "sha256": "91c7bf1b7bdb96417eb21de9110619004988e1e8f6842153eeb10b3141547222", "type": "video" } ]
motion_0063_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear walks to the left rear. 2. a bear moves to the left rear, glancing carefully to the left front. 3. a bear mov...
true
The bear walks toward the left rear while glancing left-front, alternating the left-fore/right-hind pair with the opposite pair through the back-left turn.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0063/sample_01/video.mp4", "sha256": "9a2c054dd42c02ba8c96e93bfc4be3f640bfcf651b974e86394d8fb16f22c68a", "type": "video" } ]
motion_0064_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear heads rearwards. 2. a bear walks backward, eyeing the left side. 3. a bear, initiating with its right anterio...
true
The bear walks rearward while looking left, first moving the right foreleg with the left hind leg and then the opposite diagonal pair.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0064/sample_01/video.mp4", "sha256": "276567ffa1d64ebdba0a3885b67632bcb8e9f825515b9982b0d3ef7b2175e13f", "type": "video" } ]
motion_0065_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear moves toward the back-right. 2. a bear cautiously proceeds backward to the right, eyes set forward-right. 3. ...
true
The bear proceeds toward the back-right while looking right-front, alternating diagonal limb pairs as the path curves rearward to the right.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0065/sample_01/video.mp4", "sha256": "57967acdf94e1e35b07b2f4f4089b8d4706eaef85d5f80452f262404826499ee", "type": "video" } ]
motion_0066_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear strides ahead. 2. a bear gazes forward and strides twice. 3. a bear initiates with its right, then its left, ...
true
The bear looks forward and takes two clear forward strides, initiating with the right side and then advancing with the left.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0066/sample_01/video.mp4", "sha256": "80e9417f09bc25e2dc9f40b6d411edff1e53c1f1135473d481d5aeebecf7c7e9", "type": "video" } ]
motion_0067_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear walks forward. 2. a bear gazes forward and moves two steps. 3. a bear steps first with the right, then the le...
true
The bear walks forward for two steps, placing the right forepaw first and then the left forepaw while the hind legs follow.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0067/sample_01/video.mp4", "sha256": "ac19477ca950b624b1f486c27b7ba6635719b6e8edcd5732b72aa623b5e6333b", "type": "video" } ]
motion_0068_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear walks to the front-left. 2. a bear, glancing left forward, walks two steps. 3. a bear, leading with the left,...
false
During the front-left walk, the right hind leg curls into a tight hook under the body and overlaps the other rear limb, causing the rear-leg contours to collapse together.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0068/sample_01/video.mp4", "sha256": "acbbed2be9fee1abeac90b29384b49efd18b28ce31fe1f0965b15056881fcd40", "type": "video" } ]
motion_0069_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear walks to the right. 2. a bear looks to the front-right and takes two steps. 3. a bear leads with its left for...
true
The bear looks toward the front-right and takes two diagonal rightward steps, leading with the left foreleg and then the right.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0069/sample_01/video.mp4", "sha256": "8fbe514b22e06931d1968761b92e9f7c3c084a94d4841b40d40cf57786082909", "type": "video" } ]
motion_0070_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear slightly leans back, then swings its left front paw powerfully. 2. a bear gathers force by leaning back, then...
true
The bear shifts its weight slightly backward, then brings the left front paw forward in a broad, forceful swing before returning to stance.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 26, "path": "evidence/motion/case_0070/sample_01/video.mp4", "sha256": "863ffdb70057a50e0885c49b6d8bedda68b026a89cf58085cf681f5e820e9ddb", "type": "video" } ]
motion_0071_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear slightly leans back, then swings its right front paw powerfully. 2. a bear tilts back a bit and then powerful...
true
The bear recoils slightly and then drives the right front paw through a clear, forceful swipe before resetting its stance.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 26, "path": "evidence/motion/case_0071/sample_01/video.mp4", "sha256": "a18290132b56f525837ddee1c5ac616b4ce39c114727ce8e1a5c619fce758d27", "type": "video" } ]
motion_0072_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear recoils a bit, then lunges forward with its head, stepping slightly with its right paw. 2. a bear tilts backw...
true
The bear leans back briefly, then thrusts its head and upper body forward while nudging the right forepaw ahead in a small step.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 26, "path": "evidence/motion/case_0072/sample_01/video.mp4", "sha256": "6ac48200af19573c8198e4505bff098ba28bd19144c7894f75fb3bc5a044caf7", "type": "video" } ]
motion_0073_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear moves forward-right, in a low stance. 2. a bear crouches, progressing towards the right in front. 3. a bear s...
false
The bear stays in a low crouch and takes a forward step, but its path remains essentially straight with no clear veer toward the front-right. The required travel direction is therefore not performed, making this Incorrect motion.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0073/sample_01/video.mp4", "sha256": "e145cb2cd8eecb524514338cf32be0cf23520a3d209d19bc084a868e298cb5fd", "type": "video" } ]
motion_0074_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear leads with its right front leg, then walks ahead steadily. 2. a bear initiates a step with its front-right pa...
true
The bear's right forepaw initiates the step and plants first, after which the other limbs follow in a steady forward advance on all fours.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0074/sample_01/video.mp4", "sha256": "5a561dbf776883898ba18385c4b2629849f74361ff989ad3c060217a008a79ee", "type": "video" } ]
motion_0075_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear leads with its right front, then walks leftward, feeling a bit of a curve. 2. a bear starts with its front-ri...
false
Unnatural motion: the bear advances on a shallow leftward curve, but the forequarters remain low and the paws slide through short, weakly articulated contacts instead of transferring weight cleanly from step to step.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0075/sample_01/video.mp4", "sha256": "a68cfe0b07875b5c798dfb56e1bf3c0b2223d017805b8c5cf52b752e6d4fc569", "type": "video" } ]
motion_0076_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear tilts its head up, then collapses rightward, likely from death. 2. a bear raises its head a bit, then drops t...
false
Unnatural motion: after lifting its head, the bear tips to the right as a nearly rigid body, with the legs staying bent and offering little bracing or impact response during the fall.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 35, "path": "evidence/motion/case_0076/sample_01/video.mp4", "sha256": "0587d5ca4b08c994da6dced410d53c8e39e9cd8890a53d14fbbf12d50e4bced7", "type": "video" } ]
motion_0077_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear, after being struck, lifts its face, drops straight ahead, front paws whipping back. 2. a bear, hit by an att...
false
Unnatural motion: the bear raises its face and pitches forward, but the body rotates head-first while the forelegs remain tucked rather than being thrown back and responding to ground contact.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0077/sample_01/video.mp4", "sha256": "a31eacbbb0259f8a69e04d4ebdf38f6be812a4c7726e3677ffd4a7ed3a0a42d5", "type": "video" } ]
motion_0078_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear remains upright, rattles its head briefly, then falls straight ahead. 2. a bear stands tall, wobbles its head...
false
Unnatural motion: the bear transitions from upright to nearly horizontal as one stiff unit; the head, trunk, and limbs show little staged loss of balance or impact absorption during the forward fall.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 36, "path": "evidence/motion/case_0078/sample_01/video.mp4", "sha256": "052dd9a0e1c6f2c411a7d4b9ad853b4ddc113b0c559e920c66ae095f97598a9d", "type": "video" } ]
motion_0079_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear leans over, perhaps to sip water, then raises its head again. 2. a bear stoops, its head nearing water or ano...
true
While all four feet remain planted, the bear lowers its head and neck close to the ground as if drinking, then raises them back to the initial level.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 121, "path": "evidence/motion/case_0079/sample_01/video.mp4", "sha256": "f3a4112f997d20160a18fdc6a513fa0abfab69bd1f894dec2c170aff5f4faabb", "type": "video" } ]
motion_0080_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear leans down, possibly to eat, then refocuses ahead. 2. a bear dips to grab a bite or another activity, then lo...
true
The bear bends its head and forequarters toward the ground in a feeding-like posture, then lifts its head and faces forward again.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 121, "path": "evidence/motion/case_0080/sample_01/video.mp4", "sha256": "0877d7cb1750265bdd23f2aef66e9aca1b005ced81cbc2d40f0ce56b79c9d616", "type": "video" } ]
motion_0081_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear is giving a rear kick. 2. a bear is tumbling ahead. 3. a bear leans at a 45-degree tilt. Answer Yes or No. I...
false
Unnatural motion: instead of a coordinated rear kick followed by a forward tumble, the bear pivots into a near-vertical headstand around its snout with the torso and hind legs moving as a rigid block.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 16, "path": "evidence/motion/case_0081/sample_01/video.mp4", "sha256": "0f40fa6a802f3603e37deef54b5fc9365d6be892da05d10da28e9b5e3714c037", "type": "video" } ]
motion_0082_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear rotates left while crawling. 2. a bear, while flat, makes a small leftward shift. 3. a bear, limbs oriented o...
false
Unnatural motion: the bear turns left from a flattened crawl, but the splayed limbs barely articulate and the body slides and pivots over the ground instead of crawling through supported steps.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0082/sample_01/video.mp4", "sha256": "100a640a962f5adaab750863a66ea66733ae3ce3cf32233382a48a761fe5fe3e", "type": "video" } ]
motion_0083_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear remains motionless. 2. a bear stares straight ahead, motionless. 3. a bear is grounded on all of its feet. A...
true
The bear remains in the same forward-facing stance throughout, with all four feet planted and no visible head, body, or limb movement.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 151, "path": "evidence/motion/case_0083/sample_01/video.mp4", "sha256": "7a9cff1c0f6d4c0ab9cd9519d26dccd7bd1448261c066df55e08127a8b7d438c", "type": "video" } ]
motion_0084_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear, body unmoving, turns its head left and right. 2. a bear, supported by four limbs, glances left then right. 3...
true
The bear keeps its torso and all four feet fixed while its head sweeps from one side through the forward position toward the other side, producing the requested side-to-side scan.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 151, "path": "evidence/motion/case_0084/sample_01/video.mp4", "sha256": "9ae9ace09a03e906aaf4249f0cff5ba134a8074aa0d9c74e1c46fd7e4c06c1d7", "type": "video" } ]
motion_0085_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear sways its head left and right, inching ahead. 2. a bear rotates its head from left to right four times in seq...
false
Unnatural motion: the head repeats a stiff side-to-side swivel while the neck, shoulders, and planted body scarcely participate; the slight advance reads as root drift rather than a supported step.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 101, "path": "evidence/motion/case_0085/sample_01/video.mp4", "sha256": "974c1c508610a00e49825b8ce953b596e8a4d050be98f294828ae30f689b89b5", "type": "video" } ]
motion_0086_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear springs up and then descends. 2. a bear, powering up on all fours, springs up leading with front paws, then t...
false
Unnatural motion: the bear rises and descends almost vertically with the torso and legs held in nearly the same pose, lacking a four-limb crouch, forceful push-off, and landing absorption.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0086/sample_01/video.mp4", "sha256": "5f11b1548a435d68f9b38f29893b8b625800533f5789c2c3119e93171a41450e", "type": "video" } ]
motion_0087_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns left 180 degrees. 2. a bear turns in place, starting from the left. 3. a bear steps with its left front...
false
Unnatural motion: the bear completes a left 180-degree turn, but the trunk rotates while the feet make minimal stepping adjustments and appear to slide around the pivot.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 51, "path": "evidence/motion/case_0087/sample_01/video.mp4", "sha256": "4acf1247d01a3bf78ada0edea166136fe08804e435d27540c13531084bfd746f", "type": "video" } ]
motion_0088_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns backward, starting from the right. 2. a bear steps with its right front leg, alternates its limbs, and ...
false
Unnatural motion: the bear completes a right 180-degree turn, but the body yaws as a unit while the paws remain weakly articulated and slide instead of alternating through supporting steps.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 51, "path": "evidence/motion/case_0088/sample_01/video.mp4", "sha256": "750df2dd7a2ed65dbcc0e6096a27f5efbda8f2d0a2b299a609b6e95cdee709cd", "type": "video" } ]
motion_0089_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns left 90 degrees. 2. a bear first extends its left paw, stepping left, then the rest of the body follows...
false
Unnatural motion: the bear turns left by roughly 90 degrees, but the torso rotates ahead of meaningful paw placement and the feet slide rather than stepping and supporting the turn.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0089/sample_01/video.mp4", "sha256": "bf618b144b668c1db3d8df4fce2094ea1a943b36738da9067c2b428f32577f08", "type": "video" } ]
motion_0090_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns right 90 degrees. 2. a bear first extends its right paw, stepping right, then the rest of the body foll...
false
Unnatural motion: the bear turns right by roughly 90 degrees, but the body rotates almost as a rigid unit while the paws make little visible stepping adjustment and slide across the ground.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 31, "path": "evidence/motion/case_0090/sample_01/video.mp4", "sha256": "a56daff6407cf2bc693dc1b3011875cf14726882ff8d7ec80463521a3aa8a762", "type": "video" } ]
motion_0091_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns in place to the left. 2. a bear uses its left front paw as an axis, turns left, and once the right is a...
false
Unnatural motion: the bear changes its heading to the left, but the body yaws almost as a rigid unit while the paws barely reposition; the left-forepaw pivot and ordered foreleg, hind-leg, and head adjustments described in the captions are not executed as a natural supporting sequence.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0091/sample_01/video.mp4", "sha256": "b3a82d5b3d3a7f5facbccf95f0451ccf461ba47e9e8bda5c04daefc7f8ed0cbb", "type": "video" } ]
motion_0092_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns in place to the right. 2. a bear spins right centering on its right front paw, and after positioning it...
false
Unnatural motion: the bear turns right, but its torso swivels rigidly while the limb joints barely articulate; the right-forepaw pivot and alternating paw placements needed to support the turn are not physically coordinated.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0092/sample_01/video.mp4", "sha256": "922bcd434fdbcce19174548cc54230b880822e0e34f9fa09e5140a13c7672911", "type": "video" } ]
motion_0093_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns in circles to the left while in the water. 2. a bear alternates its limbs to turn left in the water. 3....
false
Unnatural motion: the bear rotates left while suspended, but the limbs do not produce a coordinated alternating swim cycle; the left-front splash and subsequent alternating paw strokes are weak and out of sync with the body turn.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0093/sample_01/video.mp4", "sha256": "039ebc11e8e76977e2012511c15ff3d8016ae32256fadfe80352cf7ca32a315c", "type": "video" } ]
motion_0094_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear turns in circles to the right while in the water. 2. a bear uses synchronized paw movements to spin right in ...
false
Unnatural motion: the bear rotates to the right in the water pose, but the paws are held in a stiff, asymmetric configuration rather than making synchronized and alternating strokes that could plausibly drive the turn.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0094/sample_01/video.mp4", "sha256": "370d6019c2476648a08b80775e9ecc28c7ba050e054700011220fcf25f74de3e", "type": "video" } ]
motion_0095_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear swims backward, its head facing forward. 2. a bear rhythmically moves its paws to travel backward. 3. a bear ...
false
Unnatural motion: the bear drifts backward with its head facing forward, but the forelegs remain nearly crossed and fixed while the hind legs fail to kick alternately, so the backward swim lacks a believable rhythmic stroke.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0095/sample_01/video.mp4", "sha256": "4a66f1f72d91c71ec23e425e7f39933bec7222bca29832ca8bcbd05d139a47c0", "type": "video" } ]
motion_0096_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear heads rearwards. 2. a bear walks backward, eyeing the left side. 3. a bear, initiating with its right anterio...
false
Unnatural motion: the bear heads backward while looking left, but its limbs barely cycle and the extended forepaw appears to drag; the diagonal fore-hind pairs do not alternate to support a natural backward walk.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0096/sample_01/video.mp4", "sha256": "a32b544f6387dd487e51521829da7f37942e1664416f206b029f42d557e71f6c", "type": "video" } ]
motion_0097_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear strides ahead. 2. a bear gazes forward and strides twice. 3. a bear initiates with its right, then its left, ...
true
The bear keeps its gaze forward and completes two successive forward strides, with one forepaw planting before the opposite forepaw advances.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 33, "path": "evidence/motion/case_0097/sample_01/video.mp4", "sha256": "3b7f987fe48c2bafde5e27b15cac8f602e6beb81d23aabf77cbb4cd92e0bd177", "type": "video" } ]
motion_0098_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear steps forward, reaching out with its left paw, appearing aggressive. 2. a bear advances, stretching its left ...
false
The bear advances with a forepaw thrust forward, but both forelimbs swing nearly together while the hindquarters trail and the body glides without clear alternating, weight-bearing footfalls. This sliding gait is Unnatural motion.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0098/sample_01/video.mp4", "sha256": "0eb66273df34d3f2f31de8c08de27f851019cf3f864f630f02103d0ffcffeb74", "type": "video" } ]
motion_0099_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear moves forward, tilting its head up and letting out a roar. 2. a bear progresses, briefly raising its head to ...
false
The bear moves forward and briefly raises its head, but the body translates while the forelimb support changes little and the hind limbs trail in an almost fixed pose, without a coordinated alternating gait. This is Unnatural motion.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 25, "path": "evidence/motion/case_0099/sample_01/video.mp4", "sha256": "270c7fdd4c75f883758f420288fc0904a96169c15bf8d7a474e35b520bacbf54", "type": "video" } ]
motion_0100_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear moves backward, its gaze directed to the left, observing an object. 2. a bear steps back, looking left, seemi...
true
The bear stays low and steps backward relative to its facing direction while keeping its head and gaze directed to the left throughout the retreat.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0100/sample_01/video.mp4", "sha256": "412ba0a6482538096305cce9b117f7b303fef6426c3d5238271ff9a147cbebe9", "type": "video" } ]
motion_0101_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear backs towards the left, circling, with its gaze fixed ahead and leftward. 2. a bear seems to circle back left...
false
Incorrect motion: the bear keeps its gaze directed ahead-left, but its path circles forward-left rather than backing toward the left as required.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0101/sample_01/video.mp4", "sha256": "08debe7a5175e2e202833ab85782904a6bbc460cae8b406a635096feaffa878e", "type": "video" } ]
motion_0102_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear shifts its left rear foot, gazes rightward, and eases back gradually. 2. a bear moves its left hind leg, turn...
false
Incorrect motion: the left rear foot shifts and the bear looks rightward as requested, but it moves forward instead of gradually easing backward.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 41, "path": "evidence/motion/case_0102/sample_01/video.mp4", "sha256": "3cacf10c1d15e9d1ad00015a75c591e9fa7d1b4ca9c17a19adf73bc0b77331f1", "type": "video" } ]
motion_0103_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear stoops to feed or another task, peeks right, then shifts its gaze left. 2. a bear leans down, perhaps to eat,...
false
Incorrect motion: the bear lowers its head into a feeding-like stoop, but the muzzle remains directed mostly downward and never performs the clear right-then-left glance sequence required by the captions.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 121, "path": "evidence/motion/case_0103/sample_01/video.mp4", "sha256": "0e4494cf97702b7cee3e3a82d8af90961e8277279d21865fb7e91c1f5f37eee5", "type": "video" } ]
motion_0104_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear is descending at an inclined angle. 2. a bear descends with an approximate 45-degree slant. 3. a bear falls f...
false
Incorrect motion: the bear descends almost vertically in a head-first, near-inverted pose rather than traveling downward along an approximately 45-degree path for about one body length.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 16, "path": "evidence/motion/case_0104/sample_01/video.mp4", "sha256": "6242d2950a3dc8572f2d37f3d98acd2fd1a7e9020fd760c81becaf5d9f99052c", "type": "video" } ]
motion_0105_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear faces an assault from the rear. 2. a bear, hind legs bent, elevates its right paw and head. 3. a bear appears...
false
Incorrect motion: the bear shows only a small head and forepaw shift; its hind legs do not bend in response to a rear impact, and the right paw and head do not rise in the described kicked-from-behind reaction.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0105/sample_01/video.mp4", "sha256": "5b7af5284e01ce3371dfed6753155da1740809cb93b20a85e95e881953296f02", "type": "video" } ]
motion_0106_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear takes a frontal head hit, withdrawing its head. 2. a bear pulls back upper body and then steadies itself. 3. ...
false
The bear remains in nearly the same upright stance throughout. Its head and upper body do not recoil, and the head never dips toward the chest, so the depicted action is Incorrect motion for the described frontal-hit response.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0106/sample_01/video.mp4", "sha256": "48ba84fc92f7e8ccc5af01dcc4047d5cc8b8ef365e29e700a004fde733730e80", "type": "video" } ]
motion_0107_01
motion
Determine whether the 3D motion matches the intended motion described by the following captions. The captions describe different aspects or stages of the same intended motion. Consider them together: 1. a bear, hit at the waist, sinks down. 2. a bear nudges its head upwards and forms a slight curve at the waist. 3. a ...
false
The bear makes only a shallow whole-body crouch and then returns upright. There is no visible waist impact, upward head nudge, attempted flattening, or interrupted flatten-and-straighten sequence, so the required staged response is missing and the motion is Incorrect motion.
source_native_video
[ { "evidence_id": "media_000", "fps": 24, "frame_count": 21, "path": "evidence/motion/case_0107/sample_01/video.mp4", "sha256": "016eaf6ffa4ff2ed83be9063ccf48cb43e87c42a7fa1f431a378472e3706e9a1", "type": "video" } ]