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A faucet runs above a bathtub. A person dips their head fully under the water in the tub, and the running faucet sound turns muffled and bassy.

C3-1-03 Environment Transition · propagation_medium principle: Liquid as Medium (Fluid)
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 faucet
  • a bathtub
  • a person

Event: a person dips their head under water while a faucet runs

Audio presence

  • a faucet

Sound: running faucet

Key standards

Visual physical commonsense (V-PC)

  • The faucet runs continuously throughout the clip, and the person visibly submerges their head fully under the water with continuous motion.

Audio physical commonsense (A-PC)

  • The faucet sound is clear and distinct above water.
  • The faucet sound becomes noticeably more muffled and bassy after the person's head submerges.

Cross-modal physical commonsense (AV-PC)

  • The shift to muffled faucet sound coincides temporally with the person's head submerging.