A bell is struck and rings steadily. Then a hand presses firmly against the bell surface and the tone cuts off abruptly.
Seedance 2.0ByteDance · proprietary
Kling 3.0 OmniKuaishou · proprietary
Veo 3.1Google · proprietary
LTX-2.3Lightricks · open
Ovi 1.1character.ai · open
JavisDiT++JavisDiT · open
MagiHumanGAIR-NLP · open
Per-prompt rubric
Basic standards
Visual presence
- a bell
- a hand
Event: a hand presses on a struck bell
Audio presence
- a bell
Sound: bell ring
Key standards
Visual physical commonsense (V-PC)
- A bell is visibly struck with a clapper or external mallet during the clip.
- A hand visibly presses on the bell surface while the bell is still ringing.
Audio physical commonsense (A-PC)
- A clear ringing tone from the bell is audible after the strike.
- The ring cuts off abruptly once the hand contacts the bell, with no residual ring.
Cross-modal physical commonsense (AV-PC)
- The ring onset in the audio aligns in time with the visible strike on the bell.
- The abrupt end of the ring coincides in time with the visible moment the hand contacts the bell surface.