{"task_index": 0, "task": "Hold the dustpan for the red cube, then the green cube, then the blue cube. Then empty the dustpan into the trash bin."}
{"task_index": 1, "task": "Hold the dustpan for the green cube, then the blue cube, then the red cube. Then empty the dustpan into the trash bin."}
{"task_index": 2, "task": "Hold the dustpan for the blue cube, then the red cube, then the green cube. Then empty the dustpan into the trash bin."}