{
  "session_id": "session_data_20260409_063939",
  "total_duration_s": 598.8,
  "n_input_spans": 101,
  "session_goal": "Prepare spiced sweet drink, pour snacks into bowls, cook food on stove, store food, brew tea, make honey drink.",
  "sub_goals": [
    {
      "sub_goal_id": 1,
      "start_time": 0.0,
      "end_time": 87.0,
      "description": "Adjust stove, pour small metal jar contents into glass, add sweetener to white cups, and store lids.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 0.0,
          "end_time": 9.0,
          "description": "Adjust stove burner knob and move pot lid to counter, then place metal lid on dish rack.",
          "span_indices": [
            0,
            1,
            2
          ]
        },
        {
          "episode_id": 2,
          "start_time": 9.0,
          "end_time": 26.0,
          "description": "Pick up five small metal jars, pour contents into glass, and place jars on counter or spice rack.",
          "span_indices": [
            3,
            4,
            5,
            6,
            7
          ]
        },
        {
          "episode_id": 3,
          "start_time": 26.0,
          "end_time": 59.0,
          "description": "Store white cup lids, get spoon and strainer, add sweetener to white cups, stir, and dispose residue.",
          "span_indices": [
            8,
            9,
            10,
            11
          ]
        },
        {
          "episode_id": 4,
          "start_time": 59.0,
          "end_time": 87.0,
          "description": "Store large metal lid in drawer, seal plastic container, wipe hands on towel.",
          "span_indices": [
            12,
            13,
            14
          ]
        }
      ]
    },
    {
      "sub_goal_id": 2,
      "start_time": 87.0,
      "end_time": 198.0,
      "description": "Pour snacks from orange-lid, red-lid, and yellow-lid jars into small metal bowls at dining table.",
      "episodes": [
        {
          "episode_id": 5,
          "start_time": 87.0,
          "end_time": 116.0,
          "description": "Adjust stove, open drawer, pick up four small metal bowls, close drawer.",
          "span_indices": [
            15,
            16,
            17,
            18,
            19,
            20,
            21,
            22
          ]
        },
        {
          "episode_id": 6,
          "start_time": 116.0,
          "end_time": 139.0,
          "description": "Carry bowls to dining table, open cabinet, get orange-lid and red-lid snack jars, close drawer.",
          "span_indices": [
            23,
            24,
            25,
            26,
            27
          ]
        },
        {
          "episode_id": 7,
          "start_time": 139.0,
          "end_time": 161.0,
          "description": "Open snack jars and pour contents into small bowls.",
          "span_indices": [
            28,
            29,
            30,
            31
          ]
        },
        {
          "episode_id": 8,
          "start_time": 161.0,
          "end_time": 198.0,
          "description": "Return snack jars to cabinet, retrieve yellow-lid jar, pour snacks, return jar and close cabinet.",
          "span_indices": [
            32,
            33,
            34,
            35
          ]
        }
      ]
    },
    {
      "sub_goal_id": 3,
      "start_time": 198.0,
      "end_time": 300.0,
      "description": "Fill beige water jug, retrieve spice containers and fridge food, and pour food into large pot on stove.",
      "episodes": [
        {
          "episode_id": 9,
          "start_time": 198.0,
          "end_time": 240.0,
          "description": "Remove lids from stove pots, fill beige water jug at sink, rinse and place components on counter.",
          "span_indices": [
            36,
            37,
            38,
            39,
            40,
            41,
            42,
            43
          ]
        },
        {
          "episode_id": 10,
          "start_time": 240.0,
          "end_time": 257.0,
          "description": "Open utensil drawer, retrieve three small spice containers, arrange on counter.",
          "span_indices": [
            44,
            45,
            46,
            47,
            48
          ]
        },
        {
          "episode_id": 11,
          "start_time": 257.0,
          "end_time": 300.0,
          "description": "Open fridge, retrieve three food containers, pour contents into large pot, return containers, close fridge.",
          "span_indices": [
            49,
            50,
            51,
            52,
            53,
            54,
            55,
            56,
            57
          ]
        }
      ]
    },
    {
      "sub_goal_id": 4,
      "start_time": 300.0,
      "end_time": 391.0,
      "description": "Retrieve items from fridge, ladle liquid into bowls, store pot and bowl in fridge, and cover with pink mesh cover.",
      "episodes": [
        {
          "episode_id": 12,
          "start_time": 300.0,
          "end_time": 335.0,
          "description": "Open fridge, pick up white container, plate, yellow tray, and round metal pot, carry pot to counter.",
          "span_indices": [
            58,
            59,
            60,
            61,
            62,
            63,
            64,
            65,
            66
          ]
        },
        {
          "episode_id": 13,
          "start_time": 335.0,
          "end_time": 364.0,
          "description": "Open drawer, get two small metal bowls and ladle, ladle liquid from pot into bowls.",
          "span_indices": [
            67,
            68,
            69,
            70,
            71
          ]
        },
        {
          "episode_id": 14,
          "start_time": 364.0,
          "end_time": 391.0,
          "description": "Carry pot to fridge, place bowl in fridge, arrange food on counter, retrieve and place pink mesh cover.",
          "span_indices": [
            72,
            73,
            74,
            75,
            76
          ]
        }
      ]
    },
    {
      "sub_goal_id": 5,
      "start_time": 391.0,
      "end_time": 532.0,
      "description": "Pour water from metal cup, add tea bag to boiling pot, strain tea into cups, and serve at dining table.",
      "episodes": [
        {
          "episode_id": 15,
          "start_time": 391.0,
          "end_time": 425.0,
          "description": "Pick up metal cup, pour water into pot, place cup in rack, arrange strainer and cups, inspect lid, adjust heat.",
          "span_indices": [
            77,
            78,
            79,
            80,
            81,
            82
          ]
        },
        {
          "episode_id": 16,
          "start_time": 425.0,
          "end_time": 494.5,
          "description": "Retrieve tea bag from upper cabinet, add to boiling pot, stir, pour strained tea into two cups.",
          "span_indices": [
            83,
            84,
            85,
            86
          ]
        },
        {
          "episode_id": 17,
          "start_time": 494.5,
          "end_time": 532.0,
          "description": "Wash strainer and ladle at sink, pick up tea cups, carry to dining table, walk back.",
          "span_indices": [
            87,
            88,
            89,
            90
          ]
        }
      ]
    },
    {
      "sub_goal_id": 6,
      "start_time": 532.0,
      "end_time": 598.6,
      "description": "Adjust stove knobs, fill kettle, add sugar and honey to glass cups, and carry honey bottle to table.",
      "episodes": [
        {
          "episode_id": 18,
          "start_time": 532.0,
          "end_time": 563.0,
          "description": "Place metal lids on pots, adjust knobs, carry empty pot to sink, fill kettle, pour water into pot.",
          "span_indices": [
            91,
            92,
            93,
            94,
            95
          ]
        },
        {
          "episode_id": 19,
          "start_time": 563.0,
          "end_time": 598.6,
          "description": "Add sugar to pot water, retrieve glass cups, add honey to each cup, carry honey bottle to dining table.",
          "span_indices": [
            96,
            97,
            98,
            99,
            100
          ]
        }
      ]
    }
  ]
}