{
  "scene": "split-cookie",
  "tracks": [
    {
      "track_id": "cookie_1",
      "category": "bare hands",
      "existence_interval": [0, 537],
      "temporal_profile": {
        "manipulating": [[0, 537]]
      },
      "motion_pattern": "one-time:break",
      "is_static": false,
      "description_en": "The upper hand holds one side of the cookie.",
      "description_zh": "上方的手握住曲奇饼干一侧"
    },
    {
      "track_id": "cookie_2",
      "category": "bare hands",
      "existence_interval": [0, 537],
      "temporal_profile": {
        "manipulating": [[0, 537]]
      },
      "motion_pattern": "one-time:break",
      "is_static": false,
      "description_en": "The lower hand holds the other side of the cookie.",
      "description_zh": "下方的手握住曲奇饼干另一侧"
    },
    {
      "track_id": "cookie_3",
      "category": "cookie",
      "existence_interval": [0, 537],
      "temporal_profile": {
        "intact": [[0, 220]],
        "broken": [[220, 537]]
      },
      "motion_pattern": "state-change:break",
      "is_static": true,
      "description_en": "The cookie is split into two halves by both hands.",
      "description_zh": "曲奇饼干被双手掰成两半"
    },
    {
      "track_id": "cookie_4",
      "category": "Square Wooden Board",
      "existence_interval": [0, 537],
      "temporal_profile": {
        "static": [[0, 537]]
      },
      "motion_pattern": "static",
      "is_static": true,
      "description_en": "The square wooden board remains stationary.",
      "description_zh": "方形木板静止不动"
    },
    {
      "track_id": "cookie_5",
      "category": "checkered tablecloth",
      "existence_interval": [0, 537],
      "temporal_profile": {
        "static": [[0, 537]]
      },
      "motion_pattern": "static",
      "is_static": true,
      "description_en": "The checkered tablecloth remains stationary.",
      "description_zh": "格子桌布静止不动"
    }
  ]
}