text: {"answer": "snowboard", "query": "What is the person riding on?", "question_id": 365993001, "contrast_sets": [{"mutex_answer": "skateboard", "mutex_caption": "A man riding a skateboard down a snow covered slope.", "mutex_detection": "skateboard"}, {"mutex_answer": "snowmobile", "mutex_caption": "A man riding a snowmobile down a snow covered slope.", "mutex_detection": "snowmobile"}, {"mutex_answer": "skis", "mutex_caption": "A man riding skis down a snow covered slope.", "mutex_detection": "skis"}, {"mutex_answer": "sled", "mutex_caption": "A man riding a sled down a snow covered slope.", "mutex_detection": "sled"}, {"mutex_answer": "boogie board", "mutex_caption": "A man riding a boogie board down a snow covered slope.", "mutex_detection": "boogie board"}], "caption": "A man riding a snowboard down a snow covered slope.", "image_id": 365993, "detection": "snowboard", "boxes": [[548.35, 59.77, 16.99, 11.16], [452.53, 379.85, 37.39, 127.76], [484.46, 36.52, 44.21, 12.57], [602.2, 56.46, 19.47, 8.27], [512.17, 54.46, 15.56, 9.69]], "id": 620, "file_name": "COCO_val2014_000000365993.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000365993.jpg", "flickr_url": "http://farm8.staticflickr.com/7059/6814939588_757127a13b_z.jpg", "license": 2, "height": 640, "width": 622}