id
int64 0
49
| question
stringlengths 25
139
| reference_answer
stringlengths 2
126
| reference_reasoning
stringclasses 1
value | generated_answer
stringlengths 2
160
| generated_reasoning
stringlengths 140
693
| modality
stringclasses 1
value | video
stringlengths 15
15
|
|---|---|---|---|---|---|---|---|
0
|
Does the man's running motion look natural and consistent with human running?
|
Yes
|
None
|
Yes
|
The man's upper body posture and arm movements are consistent with a running motion. While he is holding a water bottle, which slightly alters the natural swing of that arm, the overall repetitive movement and rhythm align with typical human running.
|
video
|
videos/0001.mp4
|
1
|
Do the balls differ in elasticity based on their bounce heights?
|
Yes, the green ball is more elastic since it bounces higher.
|
None
|
No, the balls do not appear to differ in elasticity based on their bounce heights.
|
At 0:06, both the green and red balls are dropped simultaneously. They both bounce once and their rebound heights appear to be nearly identical. Since bounce height is an indicator of elasticity (a higher bounce implies greater elasticity), the similar bounce heights suggest that both balls have comparable elasticity.
|
video
|
videos/0002.mp4
|
2
|
Does the man add vinegar to the glass before the baking soda in the video?
|
Yes
|
None
|
No
|
At the beginning of the video (0:00), both a yellow-brown liquid (likely vinegar) and a white powdery substance (likely baking soda) are already present inside the glass flask. The video does not show the man adding either substance; instead, it depicts him using a small glass container to seemingly initiate a reaction between the pre-existing contents, which produces smoke/vapor.
|
video
|
videos/0003.mp4
|
3
|
Does the video consistently show the interaction between light and water?
|
Yes
|
None
|
Yes, the video consistently shows the interaction between light and water.
|
The video, from 0:00 to 0:04, consistently displays a stationary scene featuring a glass of water with a beam of light interacting with it. The light beam is shown entering the water, demonstrating the phenomenon of refraction, and this visual setup and interaction remain unchanged throughout the entire duration of the video.
|
video
|
videos/0004.mp4
|
4
|
Do the pins react realistically when struck by the balls?
|
Yes
|
None
|
Yes, the pins react realistically when struck by the balls.
|
Upon observing the video, when the two bowling balls strike the pins around the 0:03 to 0:04 mark, the pins fall and scatter in a manner consistent with real-world physics. Their movement, impact, and subsequent fall appear natural and realistic for bowling pins.
|
video
|
videos/0005.mp4
|
5
|
Are there visible changes in the background during a rocket launch as it ascends?
|
Yes
|
None
|
No, there are no significant visible changes in the background during the rocket's ascent in this short video segment.
|
Throughout the video from 00:00 to 00:04, the view of the Earth in the background, including the visible landmasses, coastlines, ocean, and cloud patterns, remains largely static relative to the rocket. Although the rocket is clearly firing its engine, suggesting ascent, the provided short clip does not show a noticeable shift in altitude or geographical perspective that would indicate a changing background during its upward trajectory.
|
video
|
videos/0006.mp4
|
6
|
Does the camera viewpoint remain consistent or change smoothly throughout the video?
|
Yes
|
None
|
The camera viewpoint remains consistent throughout the video.
|
Throughout the video, the background elements such as the basketball hoop, the fence, the trees, and the sun all maintain a static position within the frame. The perspective of the scene does not change, indicating that the camera's position, angle, and zoom remain fixed. The only movement observed is that of the basketball player, while the camera itself does not move or adjust its view.
|
video
|
videos/0007.mp4
|
7
|
Do the motion of the nail and the reaction of the leather adhere to fundamental physical principles such as pressure and puncture dynamics?
|
Yes
|
None
|
No
|
While the fundamental principle of a sharp object exerting concentrated pressure to cause deformation is present, the specific reaction of the material depicted in the video does not adhere to typical physical principles for "leather" as a material. Leather is generally tough and resistant; it would likely offer significant resistance to penetration and exhibit tearing or a more rigid, creased deformation when a sharp object presses into it, rather than the deep, smooth, almost fluid-like displacement and elastic deformation shown. The material in the video behaves more like a very soft gel, clay, or extremely pliable tissue, which is not characteristic of leather's puncture dynamics.
|
video
|
videos/0008.mp4
|
8
|
Do leather's properties, like being puncturable by sharp objects, align with its known physical characteristics?
|
Yes
|
None
|
Yes, leather's property of being puncturable by sharp objects aligns with its known physical characteristics.
|
Leather is a fibrous material, typically made from animal hide. While it possesses durability and tensile strength, its structure is not impenetrable to sharp objects. When a sharp object, such as a drill bit or a punch, applies sufficient force, the fibers of the leather can be separated, cut, and displaced, leading to puncturing. This observed behavior in the video, where the material yields and is pierced, is consistent with the known mechanical properties of leather, which is known to be workable and shaped through cutting, stitching, and punching.
|
video
|
videos/0009.mp4
|
9
|
Does the appearance of a spinning ball ever differ from its expected behavior?
|
No
|
None
|
No, the appearance of the spinning ball does not differ from its expected behavior.
|
The video shows a basketball spinning in place. The ball exhibits consistent rotational movement, and the visual cues such as the motion blur around it are typical of a spinning object. The ball maintains its shape, position, and texture throughout the spin, with no anomalies in its movement or appearance that would suggest unexpected behavior. The seams and markings on the ball rotate as expected, confirming a normal spin.
|
video
|
videos/0010.mp4
|
10
|
Are there any changes in the background environment, such as weather or light intensity, during the video?
|
No
|
None
|
No, there are no noticeable changes in the background environment, such as weather or light intensity, during the video.
|
Throughout the video, the sky remains consistently overcast with grey clouds, and the overall light intensity appears stable. There are no visible shifts in brightness, cloud cover, or weather conditions from the beginning to the end of the clip.
|
video
|
videos/0011.mp4
|
11
|
Are there any signs of the dog or cat moving to inappropriate locations, like the cat suddenly being on the table?
|
No
|
None
|
Yes, the dog is on the table, which is an inappropriate location for a dog. The cat remains under the table and does not move to any inappropriate locations.
|
Throughout the video (0:00-0:07), a golden retriever dog is visible sitting on top of a wooden coffee table. This is generally considered an inappropriate location for a dog. A black cat is also visible, walking underneath the table, but it does not move onto the table or any other inappropriate location during the clip.
|
video
|
videos/0012.mp4
|
12
|
What happens to small leather particles when a nail punctures the surface?
|
They scatter around the puncture site.
|
None
|
When the nail punctures the surface, the small leather particles immediately surrounding the point of entry are displaced and pushed outwards.
|
As the nail is slowly pressed into the material from 0:00 to 0:03, the tip penetrates the surface. The small, light-colored particles that are initially scattered around the contact point are visibly pushed away and scattered further outwards as the nail creates a hole, indicating displacement due to the nail's penetration.
|
video
|
videos/0013.mp4
|
13
|
Does the hand's appearance remain consistent throughout the video?
|
Yes
|
None
|
Yes, the hands' appearance remains consistent throughout the video.
|
Upon reviewing the video, the skin tone, texture, and overall appearance of both the left and right hands do not change from the beginning to the end. While the objects they are holding and interacting with change (apples are released, a peel appears), the hands themselves maintain a consistent look across all frames.
|
video
|
videos/0014.mp4
|
14
|
Is the ball always visible in the video?
|
Yes
|
None
|
Yes, the ball is always visible in the video.
|
The video displays a single, continuous shot from 00:00 to 00:04, where a transparent, spherical object (referred to as a ball) is prominently featured in the center of the frame. It remains in view for the entire duration of the video without being obscured or leaving the frame.
|
video
|
videos/0015.mp4
|
15
|
Does the video's temporal flow transition smoothly without abrupt changes?
|
Yes
|
None
|
Yes, the video's temporal flow transitions smoothly without abrupt changes.
|
The video captures a continuous action of a metal rod bending and breaking. The sequence from the initial bending to the final fracture of the metal is shown without any cuts or jumps, indicating a smooth, continuous temporal flow, likely recorded in slow motion to emphasize the process.
|
video
|
videos/0016.mp4
|
16
|
Is the leather texture clearly visible in the video?
|
Yes, the leather's fibers are clearly visible.
|
None
|
Yes, the leather texture is clearly visible in the video.
|
The video provides a close-up shot of a brown surface, which appears to be leather. The characteristic grain and slightly uneven texture of the material are well-defined and clearly discernible throughout the entire duration of the video. Small white specks are also visible on the surface, further highlighting its texture under the given lighting.
|
video
|
videos/0017.mp4
|
17
|
Does the video show a blue balloon shrinking when it contacts dry ice?
|
Yes
|
None
|
No, the video does not show a blue balloon shrinking when it contacts dry ice. It shows a white/translucent balloon-like object, and it does not visibly shrink.
|
The video displays a white or translucent balloon-like object, not a blue one. This object is being placed into or removed from a clear bowl, with visible fog/smoke indicating the presence of dry ice or a similar substance. However, the balloon-like object maintains its general shape and does not visibly shrink during the video sequence.
|
video
|
videos/0018.mp4
|
18
|
Is the basketball court indoor or outdoor?
|
Outdoor
|
None
|
The basketball court is indoor.
|
The video shows a basketball court brightly lit by overhead stadium lights, with a large crowd in stands. The background above the stands and lights is uniformly dark, indicating a ceiling or enclosure rather than an open sky. This setup is characteristic of an indoor arena or stadium, designed for nighttime games or controlled environments.
|
video
|
videos/0019.mp4
|
19
|
Does the video inaccurately depict the rock floating or rising at any point?
|
No, the rock consistently falls downwards, in alignment with gravity.
|
None
|
No, the video does not inaccurately depict the rock floating or rising at any point.
|
The rock in the video is consistently shown falling towards the ground and eventually landing on it. From 00:00 to 00:04, the rock is clearly descending. At 00:04, it makes contact with the ground, and from 00:04 to 00:07, it remains stationary on the ground. There are no instances where the rock floats or rises.
|
video
|
videos/0020.mp4
|
20
|
Do balls released simultaneously hit the floor at the same time?
|
Yes
|
None
|
No
|
The video shows multiple balls in the air at 00:00, starting from different initial heights. By 00:02, all the white balls that were in the air have disappeared from the frame, implying they have hit the floor. However, the red ball is still visible in the air at 00:02 and only disappears from the frame by 00:03. This visual evidence clearly indicates that the balls in the video did not hit the floor at the same time.
|
video
|
videos/0021.mp4
|
21
|
Does the ball's spinning speed remain constant or change noticeably?
|
The spinning speed should remain relatively constant or naturally decrease.
|
None
|
The ball's spinning speed remains constant.
|
By observing the movement of the colored stripes on the ball from the beginning (00:00) to the end (00:04) of the video, there is no discernible change in the rate at which they rotate. The speed of the spin appears consistent throughout the entire duration.
|
video
|
videos/0022.mp4
|
22
|
Does the ball's motion in the video display any unnatural stops or accelerations that defy physics?
|
No, the ball's motion should be natural and consistent with gravity, without any unnatural movements.
|
None
|
Yes, the ball's motion displays unnatural stops and accelerations that defy physics.
|
At approximately 0:01-0:02, the ball appears to momentarily stop or hover in mid-air at the peak of its initial trajectory before falling, which is an unnatural stop. Additionally, around 0:05-0:06, after seemingly interacting with the dog, the ball's rebound and subsequent brief hovering before continuing its descent also appear unnatural and do not follow typical projectile motion or collision physics.
|
video
|
videos/0023.mp4
|
23
|
Are there any other visible characters on the boat besides the one who jumps?
|
No, there are no other characters visible on the boat.
|
None
|
No, there are no other visible characters on the boat besides the one who jumps, as there is no boat visible in the frame.
|
The video frame shows a single individual in the water, generating a splash. There is no boat visible in the scene, nor are there any other characters present in the frame.
|
video
|
videos/0024.mp4
|
24
|
Do the bowling balls and pins remain consistently visible without disappearing or teleporting in the video?
|
Yes
|
None
|
Yes
|
The video is a static image of a bowling alley. The bowling ball in the foreground and the bowling pins in the background remain consistently visible for the entire duration of the video (0:00-0:03) without any changes, disappearances, or teleportations.
|
video
|
videos/0025.mp4
|
25
|
What is the setting of the video?
|
It appears to be a garden with many leaves and soil.
|
None
|
The setting of the video is an outdoor garden or a natural area with blooming flowers.
|
The video prominently features four distinct flowers: a red rose, a pink and white flower, a white daisy-like flower, and a yellow flower. The background consists entirely of green foliage and leaves, indicating an outdoor, natural environment, specifically one where flowers are cultivated or grow abundantly, like a garden.
|
video
|
videos/0026.mp4
|
26
|
Are there clouds visible in the video?
|
Yes, there are many clouds in the blue sky.
|
None
|
Yes, there are clouds visible in the video.
|
Throughout the entire video, the sky is visible, and it contains several white, puffy clouds scattered across a blue background. The clouds are clearly distinguishable in every frame of the video, from 00:00 to 00:03.
|
video
|
videos/0027.mp4
|
27
|
Is there a man driving in this video?
|
There's no man inside.
|
None
|
No
|
The driver in the video is a humanoid crocodile, not a man. The crocodile is wearing a Hawaiian shirt and sunglasses while driving a convertible car.
|
video
|
videos/0028.mp4
|
28
|
Is the wolf walking in the video?
|
Yes
|
None
|
Yes, the wolf is walking in the video.
|
Throughout the video, the wolf is seen taking slow, deliberate steps forward. Its front and back paws are shown lifting and moving, indicating a walking motion as it advances towards the camera. The wolf's head is also lowered as if it is sniffing the ground or observing the squirrel, but its legs are clearly in motion, demonstrating it is walking.
|
video
|
videos/0029.mp4
|
29
|
What is the seagull doing?
|
Flying over the sky
|
None
|
The seagull is flying past the lighthouse.
|
Throughout the video, from 0:00 to 0:04, the seagull is consistently shown in the air with its wings spread, moving forward across the frame and past the lighthouse. This indicates the seagull is flying or gliding.
|
video
|
videos/0030.mp4
|
30
|
Are the quail and rooster wearing cone hats for a birthday celebration?
|
No, they are celebrating New Year.
|
None
|
No, the quail and rooster are wearing cone hats, but the celebration is for New Year's, not a birthday.
|
In the video, both the small bird (quail-like) and the rooster are wearing cone-shaped party hats. However, a small banner attached to the party favor that the birds interact with clearly reads "Happy New Year!". When the party favor is pulled, confetti explodes, which is common for New Year's celebrations. There is no indication of a birthday celebration.
|
video
|
videos/0031.mp4
|
31
|
Does the golden retriever bark at the black cat?
|
No, it is actually smiling.
|
None
|
No, the golden retriever does not bark at the black cat.
|
The golden retriever remains seated in the background throughout the video, and its mouth is open, but it does not make any sound that indicates barking. There are no vocalizations from the dog directed at the cat, nor does its body language suggest any intent to bark.
|
video
|
videos/0032.mp4
|
32
|
Is the rock shown in the video stable on the road?
|
Yes, the two rocks are stable on the road.
|
None
|
Yes, the rock shown in the video is stable on the road.
|
Throughout the entire video (0:00 - 0:03), the two rocks placed on the road in the foreground remain completely stationary and do not show any signs of movement or instability. They are unaffected by the people walking in the background or any other external factors within the frame.
|
video
|
videos/0033.mp4
|
33
|
Is there anything unusual?
|
Everything looks normal.
|
None
|
No, there is nothing unusual.
|
The video displays three common types of flowers: a red rose, a sunflower, and white daisies. All flowers appear healthy and typical of their species. There are no unexpected objects, colors, or behaviors within the frame. The video simply shows a collage of these flowers, which is not unusual.
|
video
|
videos/0034.mp4
|
34
|
Is the road plain and smooth?
|
No, there are areas breaking apart and a concrete barrier present.
|
None
|
No
|
The road is not plain and smooth. While the area where the yellow car is parked appears relatively flat, the section where the robot is positioned is visibly broken, uneven, and rugged, with debris and significant elevation changes. This is evident from the first frame and becomes clearer as the robot interacts with the uneven surface throughout the video.
|
video
|
videos/0035.mp4
|
35
|
Is the robot navigating a wide open space?
|
No, it's going through a narrow hallway.
|
None
|
No, the robot is not navigating a wide open space.
|
Throughout the video, the robot is consistently shown navigating between tall buildings, suggesting an urban environment or a confined space like a city street canyon. This is evident in frames like 00:01, 00:02, and 00:04, where tall structures surround the robot as it moves, contrasting with what would be considered a wide open space.
|
video
|
videos/0036.mp4
|
36
|
Is the man's right hand visible?
|
Yes, it is holding the wine.
|
None
|
Yes, the man's right hand is visible.
|
In the video, the man's right arm is bent and his right hand is resting on the table or surface in front of him. It is clearly visible, positioned to the right of the wine glass he is holding with his left hand.
|
video
|
videos/0037.mp4
|
37
|
In the video, is the man in the white shirt running behind the man in the blue shirt?
|
No, the man in the white shirt is running in front of the man in the blue shirt.
|
None
|
No.
|
Throughout the video, the man in the white shirt is visible in the background, further along the path, moving in the same direction as the man in the blue shirt. This places him ahead of the man in the blue shirt, not behind him.
|
video
|
videos/0038.mp4
|
38
|
What is the direction of the rocket's movement during launch?
|
There is no rocket in the video, and the machine shown does not resemble a rocket.
|
None
|
The video does not contain a rocket launch, therefore, the direction of the rocket's movement cannot be determined from this video.
|
The video displays a hand holding a glass being filled with water from a faucet. There is no imagery or content related to rockets or launches in the provided video to determine the direction of a rocket's movement.
|
video
|
videos/0039.mp4
|
39
|
Is the sun visible in this video?
|
No, there is no object resembling the sun visible.
|
None
|
No
|
The video displays the Earth with luminous rings and a bright, fiery, comet-like object orbiting it against a starry background. While there are light sources illuminating the Earth and the rings, none of these objects are identifiable as the Sun. The Sun itself is not visible in any frame of the video.
|
video
|
videos/0040.mp4
|
40
|
Where is the basketball bouncing?
|
It is bouncing on a white background, not on a basketball court.
|
None
|
The basketball is bouncing on a light-colored floor.
|
The video shows two basketballs bouncing. Both basketballs are seen descending towards and then ascending from a flat, light-colored surface, which is clearly identifiable as a floor. Shadows of the basketballs are also visible on this surface, further indicating it is the floor.
|
video
|
videos/0041.mp4
|
41
|
Does the video show a table?
|
Yes.
|
None
|
Yes
|
The video clearly shows a large wooden table throughout all frames. A cat and a mouse are interacting on top of this table, and there are also some loaves of bread placed on it.
|
video
|
videos/0042.mp4
|
42
|
Does the relative position of the seagull in front of the lighthouse change over time?
|
No, the relative position of the seagull and the lighthouse does not change much during the video period.
|
None
|
Yes, the relative position of the seagull in front of the lighthouse changes over time.
|
At the beginning of the video (00:00), the seagull is positioned to the left of the lighthouse. As the video progresses, the seagull flies from left to right, moving past the lighthouse. By the end of the clip (00:04), the seagull is still visible to the left but has moved further to the right compared to its initial position, indicating a clear change in its relative position to the lighthouse.
|
video
|
videos/0043.mp4
|
43
|
Can the man smell the wine's flavor in the video based on the glass's position?
|
No, he should hold the glass lower so his nose is above the glass to smell the flavor.
|
None
|
Yes, the man can smell the wine's flavor.
|
The man in the video is holding the wine glass with its rim positioned very close to his nose, which is a common action when someone is evaluating the aroma or 'flavor' (bouquet) of wine.
|
video
|
videos/0044.mp4
|
44
|
Do any rockets reappear after initially disappearing in the video?
|
Yes, one rocket that launches later in the video is initially obscured, partly by the eruption, before becoming visible again.
|
None
|
No, no rockets reappear after initially disappearing in the video.
|
The main rocket body is visible throughout the video. At the 00:04 mark, a smaller rocket (likely a payload or upper stage) separates from the larger rocket and ignites its engine. This is an emergence of a new object from an existing one, not a reappearance of a previously disappeared rocket.
|
video
|
videos/0045.mp4
|
45
|
What number is on the man's jersey?
|
There is no number; the man is not wearing a jersey.
|
None
|
The man in the video is not wearing a jersey. He is shirtless.
|
The man in the video is shirtless, wearing only black shorts. There is no jersey visible on his person, and therefore no number to identify.
|
video
|
videos/0046.mp4
|
46
|
Does the video contain an iron ball?
|
No, the ball in the video is likely made of liquid.
|
None
|
No
|
The video shows a translucent, orange-amber colored spherical object. Its appearance, including its color and apparent translucency, does not match that of an iron ball, which would typically be opaque and metallic gray or black.
|
video
|
videos/0047.mp4
|
47
|
Is there anything unusual?
|
Yes, there are dewdrops under the leaves, which defies gravity.
|
None
|
No, there is nothing unusual in the video.
|
The video shows close-up shots of green leaves covered in water droplets, likely after rain or due to dew. The setting appears to be a natural outdoor environment with a blurry green background. The leaves and water droplets look natural and expected. There is no element or event within the video that stands out as unusual or out of place.
|
video
|
videos/0048.mp4
|
48
|
Is the iron ball deforming in mid-air without any external force?
|
Yes, as shown in the video.
|
None
|
Yes, the iron ball appears to deform significantly in mid-air without any visible external force.
|
At the 00:01 and 00:02 mark, the spherical object initially shown in the video undergoes a noticeable deformation, changing its shape from a perfect sphere to a more amorphous and distorted form while suspended in mid-air. No other objects or visible forces, such as impact, collision, or strong air currents, are discernible in the video frames that would account for this deformation.
|
video
|
videos/0049.mp4
|
49
|
Is there a bullet inside?
|
No.
|
None
|
No
|
The video shows a large rocket or missile launching from a field, producing a significant amount of smoke and fire. There is no visible bullet in any of the frames, as bullets are much smaller and are typically fired from firearms, not launched in this manner.
|
video
|
videos/0050.mp4
|
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