{
  "name": "The water cycle as a scene contract",
  "durationSeconds": 16,
  "chapters": [
    {
      "start": 0,
      "end": 4,
      "narration": "The water cycle is the production benchmark for cycle visuals."
    },
    {
      "start": 4,
      "end": 8,
      "narration": "Evaporation, condensation, and precipitation must each cite a claim."
    },
    {
      "start": 8,
      "end": 12,
      "narration": "Optional scenery is omitted when the source revision does not support it."
    },
    {
      "start": 12,
      "end": 16,
      "narration": "Reduced motion shows the same stages as a complete still diagram."
    }
  ]
}