text: {"answer": "skateboard", "query": "What is the guy riding?", "question_id": 382715007, "contrast_sets": [{"mutex_answer": "roller skates", "mutex_caption": "A man riding roller skates down a busy city street.", "mutex_detection": "roller skates"}, {"mutex_answer": "scooter", "mutex_caption": "A man riding a scooter down a busy city street.", "mutex_detection": "scooter"}, {"mutex_answer": "bike", "mutex_caption": "A man riding a bike down a busy city street.", "mutex_detection": "bike"}], "caption": "A man riding a skateboard down a busy city street.", "image_id": 382715, "detection": "skateboard", "boxes": [[141.03, 508.68, 81.09, 58.27]], "id": 1373, "file_name": "COCO_val2014_000000382715.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000382715.jpg", "flickr_url": "http://farm3.staticflickr.com/2726/4488927130_fa7cc6caec_z.jpg", "license": 3, "height": 640, "width": 425}