{
  "session_id": "session_data_20260409_071848",
  "total_duration_s": 669.6,
  "n_input_spans": 95,
  "session_goal": "Clean kitchen countertop and gas stove with pink cloth, place vegetable pan on stove, wash dishes, grate cucumbers and mix spice mixture, then scrub sink with sponge.",
  "sub_goals": [
    {
      "sub_goal_id": 1,
      "start_time": 0.0,
      "end_time": 267.0,
      "description": "Wipe kitchen surfaces, place vegetable pan on stove, and wash dishes.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 0.0,
          "end_time": 89.0,
          "description": "Wipe kitchen countertop and clean gas stove with pink cloth.",
          "span_indices": [
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            4,
            5,
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        },
        {
          "episode_id": 2,
          "start_time": 89.0,
          "end_time": 104.0,
          "description": "Place vegetable pan on stove, add seasoning, and cover with lid.",
          "span_indices": [
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            11,
            12
          ]
        },
        {
          "episode_id": 3,
          "start_time": 104.0,
          "end_time": 267.0,
          "description": "Wash dishes including knife, pots, cups, strainer and pink cloth, then arrange.",
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            16,
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          ]
        }
      ]
    },
    {
      "sub_goal_id": 2,
      "start_time": 267.0,
      "end_time": 508.0,
      "description": "Dispose waste, wash cucumbers, grate cucumber, and prepare spice mixture.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 267.0,
          "end_time": 278.0,
          "description": "Dispose of waste from container and rinse small container.",
          "span_indices": [
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          ]
        },
        {
          "episode_id": 2,
          "start_time": 278.0,
          "end_time": 405.0,
          "description": "Wash cucumbers and grate them into metal tray with grater.",
          "span_indices": [
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        },
        {
          "episode_id": 3,
          "start_time": 405.0,
          "end_time": 508.0,
          "description": "Prepare spice mixture with milk, spices, grated cucumber, and sugar, then whisk.",
          "span_indices": [
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          ]
        }
      ]
    },
    {
      "sub_goal_id": 3,
      "start_time": 508.0,
      "end_time": 669.6,
      "description": "Place utensils in dish rack, wash additional items, and scrub sink.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 508.0,
          "end_time": 532.0,
          "description": "Place utensils, bowls, and cups from counter into dish rack.",
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            77
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        },
        {
          "episode_id": 2,
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          "end_time": 575.0,
          "description": "Wash and rinse additional utensils and place in dish rack.",
          "span_indices": [
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            82,
            83
          ]
        },
        {
          "episode_id": 3,
          "start_time": 575.0,
          "end_time": 616.5,
          "description": "Wipe countertop and sink with pink cloth, then wash cloth.",
          "span_indices": [
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            86,
            87
          ]
        },
        {
          "episode_id": 4,
          "start_time": 616.5,
          "end_time": 669.6,
          "description": "Scrub sink with sponge, wash metal bowl and cup, then wipe hands.",
          "span_indices": [
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            93,
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          ]
        }
      ]
    }
  ]
}