[
  {
    "test_id": "forest_world",
    "Style": "Cinematic fantasy",
    "perspective_view": "Third-person view",
    "subject_list": [
      {
        "subject_id": "fox",
        "display_name": "a small orange fox",
        "subject_attribute": "Orange fur, white chest, and a fluffy tail."
      }
    ],
    "segments": [
      {
        "start_time": "00:00.000",
        "end_time": "00:05.000",
        "visual_description_long": "A small orange fox stands on a stone path in a luminous forest. Blue fireflies drift between the trees.",
        "contained_actions": [
          {"start_time": "00:00.000", "end_time": "00:05.000", "action_description": "The fox walks slowly along the path."}
        ]
      },
      {
        "start_time": "00:05.000",
        "end_time": "00:10.000",
        "description_change": "Glowing blue flowers open beside the path as the fox continues forward.",
        "contained_actions": [
          {"start_time": "00:05.000", "end_time": "00:10.000", "action_description": "The fox passes the flowers and looks around."}
        ]
      }
    ]
  }
]