{
  "session_id": "session_data_20260327_154607",
  "total_duration_s": 388.7,
  "n_input_spans": 51,
  "session_goal": "Grind ingredients, add water, blue container, yellow solid, onions, and cabinet items to cooking pot, prepare orange pot, and rinse and store metal tools.",
  "sub_goals": [
    {
      "sub_goal_id": 1,
      "start_time": 0.0,
      "end_time": 168.0,
      "description": "Grind ingredients, add water and blue plastic container, and stir mixture in cooking pot.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 0.0,
          "end_time": 112.0,
          "description": "Observe kitchen, grind ingredients in mixer grinder, and pour into cooking pot.",
          "span_indices": [
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            4,
            5,
            6,
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        },
        {
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          "end_time": 146.0,
          "description": "Fill mixer grinder with water, pour into pot, add blue plastic container, and stir.",
          "span_indices": [
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            11,
            12,
            13,
            14
          ]
        },
        {
          "episode_id": 3,
          "start_time": 146.0,
          "end_time": 168.0,
          "description": "Fill small metal cup with water, pour into pot, stir, and rinse small metal cup.",
          "span_indices": [
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            16,
            17,
            18
          ]
        }
      ]
    },
    {
      "sub_goal_id": 2,
      "start_time": 168.0,
      "end_time": 300.0,
      "description": "Add yellow solid, chopped red onions, and small bowl and cabinet ingredients to pot.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 168.0,
          "end_time": 203.0,
          "description": "Add yellow solid to mixer grinder, grind, and place lid on container.",
          "span_indices": [
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            23,
            24
          ]
        },
        {
          "episode_id": 2,
          "start_time": 203.0,
          "end_time": 267.0,
          "description": "Gather chopped red onions, rinse small metal cup, wipe counter with yellow cloth, and place lids on pots.",
          "span_indices": [
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            27,
            28,
            29
          ]
        },
        {
          "episode_id": 3,
          "start_time": 267.0,
          "end_time": 300.0,
          "description": "Stir mixture, add ingredients from small bowl and cabinet containers, and stir again.",
          "span_indices": [
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            33,
            34,
            35
          ]
        }
      ]
    },
    {
      "sub_goal_id": 3,
      "start_time": 300.0,
      "end_time": 388.7,
      "description": "Add water to orange pot, stir, and rinse and store metal containers and tools.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 300.0,
          "end_time": 334.5,
          "description": "Fill small metal cup, pour into orange pot, stir, rinse ladle and pot lid, and cover large pot.",
          "span_indices": [
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            38,
            39,
            40,
            41,
            42
          ]
        },
        {
          "episode_id": 2,
          "start_time": 334.5,
          "end_time": 388.7,
          "description": "Rinse small metal container, retrieve item from floor, rinse metal bowl and pot, and place bowl in cabinet.",
          "span_indices": [
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            46,
            47,
            48,
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          ]
        }
      ]
    }
  ]
}