{
  "session_id": "session_data_20260403_203043",
  "total_duration_s": 940.8,
  "n_input_spans": 147,
  "session_goal": "Knead dough and cook flatbreads in a frying pan, blend beans and onions in a mixer grinder, and filter the mixture with a metal filter jug.",
  "sub_goals": [
    {
      "sub_goal_id": 1,
      "start_time": 0.0,
      "end_time": 742.0,
      "description": "Wash kitchen items, knead and flatten dough, and cook flatbreads in a frying pan.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 0.0,
          "end_time": 113.0,
          "description": "Observe kitchen, wash white plastic container and cutting board, and transfer dough.",
          "span_indices": [
            0,
            1,
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9,
            10,
            11,
            12,
            13,
            14,
            15,
            16,
            17,
            18,
            19,
            20,
            21
          ]
        },
        {
          "episode_id": 2,
          "start_time": 113.0,
          "end_time": 285.0,
          "description": "Turn on stove, pour oil, knead dough in large metal pot, and flatten on cutting board.",
          "span_indices": [
            22,
            23,
            24,
            25,
            26,
            27,
            28,
            29,
            30,
            31,
            32,
            33,
            34,
            35,
            36,
            37,
            38
          ]
        },
        {
          "episode_id": 3,
          "start_time": 285.0,
          "end_time": 455.0,
          "description": "Cook dough in frying pan with spatula, knead additional dough on plastic sheet, and transfer to metal plate.",
          "span_indices": [
            39,
            40,
            41,
            42,
            43,
            44,
            45,
            46,
            47,
            48,
            49,
            50,
            51,
            52,
            53,
            54,
            55,
            56,
            57
          ]
        },
        {
          "episode_id": 4,
          "start_time": 455.0,
          "end_time": 600.0,
          "description": "Press and spread dough on plastic sheet, apply oil, and continue cooking batches in frying pan.",
          "span_indices": [
            58,
            59,
            60,
            61,
            62,
            63,
            64,
            65,
            66,
            67,
            68,
            69,
            70,
            71,
            72,
            73
          ]
        },
        {
          "episode_id": 5,
          "start_time": 600.0,
          "end_time": 742.0,
          "description": "Add white powder and yellow liquid to cooking dough, flip, and transfer to serving plate.",
          "span_indices": [
            74,
            75,
            76,
            77,
            78,
            79,
            80,
            81,
            82,
            83,
            84,
            85,
            86,
            87,
            88,
            89,
            90,
            91,
            92,
            93,
            94,
            95,
            96,
            97,
            98,
            99,
            100,
            101,
            102,
            103,
            104,
            105,
            106,
            107,
            108
          ]
        }
      ]
    },
    {
      "sub_goal_id": 2,
      "start_time": 742.0,
      "end_time": 900.0,
      "description": "Blend beans with dry ingredients in a mixer grinder and mix with onions and paste.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 742.0,
          "end_time": 786.0,
          "description": "Pour beans and dry ingredients into mixer grinder jar, lock onto base, and blend.",
          "span_indices": [
            109,
            110,
            111,
            112,
            113,
            114,
            115,
            116,
            117,
            118,
            119
          ]
        },
        {
          "episode_id": 2,
          "start_time": 786.0,
          "end_time": 815.0,
          "description": "Add water to mixer jar, blend a second time, and pour liquid into mixture bowl.",
          "span_indices": [
            120,
            121,
            122,
            123,
            124,
            125,
            126,
            127,
            128
          ]
        },
        {
          "episode_id": 3,
          "start_time": 815.0,
          "end_time": 900.0,
          "description": "Pour blended mixture into serving bowl, add sliced onions and ground paste, and stir.",
          "span_indices": [
            129,
            130,
            131,
            132,
            133,
            134,
            135,
            136,
            137,
            138
          ]
        }
      ]
    },
    {
      "sub_goal_id": 3,
      "start_time": 900.0,
      "end_time": 939.3,
      "description": "Filter liquid from a metal filter jug into the mixture and stir to combine.",
      "episodes": [
        {
          "episode_id": 1,
          "start_time": 900.0,
          "end_time": 919.4,
          "description": "Pour liquid into metal filter jug, filter into metal bowl of mixture, and rinse filter jug.",
          "span_indices": [
            139,
            140,
            141,
            142,
            143
          ]
        },
        {
          "episode_id": 2,
          "start_time": 919.4,
          "end_time": 939.3,
          "description": "Walk back from sink, stir light brown mixture in metal bowl, and observe workspace.",
          "span_indices": [
            144,
            145,
            146
          ]
        }
      ]
    }
  ]
}