text: {"answer": "bus", "query": "What are the people waiting for in the image?", "question_id": 347506011, "contrast_sets": [{"mutex_answer": "train", "mutex_caption": "A group of people standing next to a train and a flag pole.", "mutex_detection": "train"}, {"mutex_answer": "coach", "mutex_caption": "A group of people standing next to a coach and a flag pole.", "mutex_detection": "coach"}, {"mutex_answer": "school", "mutex_caption": "A group of people standing next to a school and a flag pole.", "mutex_detection": "school"}], "caption": "A group of people standing next to a bus and a flag pole.", "image_id": 347506, "detection": "bus", "boxes": [[1.83, 180.37, 288.02, 124.72]], "id": 720, "file_name": "COCO_val2014_000000347506.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000347506.jpg", "flickr_url": "http://farm3.staticflickr.com/2863/9170977668_b0b753ede5_z.jpg", "license": 4, "height": 329, "width": 640}