{
  "clip_id": "0000",
  "source_episode": "episode_000",
  "source_camera": "exterior2",
  "source_video": "/mnt/pfs/share/shentingrui/dataset/droid-100/episode_000/exterior2.mp4",
  "start_time_s": 8.0,
  "end_time_s": 14.0,
  "start_frame": 120,
  "end_frame_exclusive": 210,
  "duration_s": 6.0,
  "object_name": "blanket",
  "action_label": "pick_and_place",
  "description": "The robot grasps the edge of a blue-grey blanket on the bed, lifts it upward into the air, and then lowers it back down to the mattress, slightly rearranging its position.",
  "evidence": "The gripper is visible holding the blanket at the start (8.0s) and near the settled blanket at the end (14.0s). The robot performs a clear lift-and-drop maneuver on the single blanket object.",
  "quality": {
    "gripper_visible_start": true,
    "gripper_visible_end": true,
    "motion_smooth": true,
    "single_object_only": true,
    "object_clear": true,
    "meaningful_successful_action": true
  },
  "vlm": {
    "provider": "qwen",
    "verification_confidence": 0.9
  }
}