{
  "t2v": {
    "sample_id": "string",
    "task_id": "string",
    "task": "string",
    "prompt": "string",
    "global_description": "string",
    "video_categories": "list<item: string>",
    "subtypes": "list<item: string>",
    "subjects": "list<item: string>",
    "motion_types": "list<item: string>",
    "events": "list<item: string>",
    "construction_complexity": "string",
    "dynamic_complexity": "string",
    "dependency_span": "string",
    "qa": "list<item: struct<section: string, dimension: string, name: string, question: string, expected_answer: string>>"
  },
  "i2v": {
    "sample_id": "string",
    "task_id": "string",
    "task": "string",
    "prompt": "string",
    "global_description": "string",
    "video_categories": "list<item: string>",
    "subtypes": "list<item: string>",
    "subjects": "list<item: string>",
    "motion_types": "list<item: string>",
    "events": "list<item: string>",
    "construction_complexity": "string",
    "dynamic_complexity": "string",
    "dependency_span": "string",
    "reference_url": "string",
    "reference_frame_summary": "string",
    "keyframe_timestamp_s": "double",
    "qa": "list<item: struct<section: string, dimension: string, name: string, question: string, expected_answer: string>>"
  },
  "v2v": {
    "sample_id": "string",
    "task_id": "string",
    "task": "string",
    "prompt": "string",
    "global_description": "string",
    "video_categories": "list<item: string>",
    "subtypes": "list<item: string>",
    "subjects": "list<item: string>",
    "motion_types": "list<item: string>",
    "events": "list<item: string>",
    "construction_complexity": "string",
    "dynamic_complexity": "string",
    "dependency_span": "string",
    "reference_url": "string",
    "reference_clip_summary": "string",
    "keyclip_start_s": "double",
    "keyclip_end_s": "double",
    "qa": "list<item: struct<section: string, dimension: string, name: string, question: string, expected_answer: string>>"
  }
}