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A metal zipper on a jacket is slowly pulled upward. The teeth interlock one by one, producing a steady, fine-grained metallic zipping sound.

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Per-prompt rubric

Basic standards

Visual presence

  • a metal zipper
  • a jacket

Event: a zipper is pulled upward on a jacket

Audio presence

  • a metal zipper

Sound: zipper zipping

Key standards

Visual physical commonsense (V-PC)

  • The zipper pulls upward with continuous motion while the teeth visibly interlock progressively along the track.

Audio physical commonsense (A-PC)

  • The zipping sound is a steady, fine-grained metallic texture consistent with small metal teeth engaging one by one.

Cross-modal physical commonsense (AV-PC)

  • The zipping sound is continuously present while the zipper is visibly being pulled.