{
  "session_id": "session_data_20260410_083613",
  "total_duration_s": 1195.7,
  "n_input_spans": 109,
  "session_goal": "Cut and sew red striped fabric with gold ribbon and gold trim, sew gold trim onto pink fabric strip, and prepare teal patterned fabric for sewing with red thread.",
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      "description": "Cut and sew red striped fabric and attach gold ribbon and gold fabric strips.",
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          "description": "Sew gold ribbon and gold fabric strips onto red striped fabric.",
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        },
        {
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          "description": "Rethread sewing machine, sew red ruffled fabric, and prepare gold trim.",
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        }
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    },
    {
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      "description": "Sew gold trim onto pink fabric strip, attach small gold piece, and cut finished strip.",
      "episodes": [
        {
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        },
        {
          "episode_id": 7,
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          "end_time": 1029.0,
          "description": "Cut new gold trim piece and sew it to pink fabric strip.",
          "span_indices": [
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        },
        {
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          "description": "Attach small gold fabric piece to pink fabric strip and sew.",
          "span_indices": [
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        },
        {
          "episode_id": 9,
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          "description": "Cut loose threads and continue sewing pink fabric strip.",
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        },
        {
          "episode_id": 10,
          "start_time": 1123.0,
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          "description": "Cut finished pink and gold fabric strip and move aside.",
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          ]
        }
      ]
    },
    {
      "sub_goal_id": 3,
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      "description": "Move gold fabric aside, place teal patterned fabric, and rethread sewing machine with red thread.",
      "episodes": [
        {
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          "description": "Move gold fabric aside and place teal patterned fabric on table.",
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        },
        {
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          "description": "Rethread sewing machine with red thread and position teal fabric under needle.",
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    }
  ]
}