text: {"answer": "skateboarding", "query": "What sport are the kids playing?", "question_id": 396200024, "contrast_sets": [{"mutex_answer": "rollerblading", "mutex_caption": "A person on a rollerblade on a street.", "mutex_detection": "rollerblade"}, {"mutex_answer": "roller skates", "mutex_caption": "A person on roller skates on a street.", "mutex_detection": "roller skate"}], "caption": "A person on a skateboard on a street.", "image_id": 396200, "detection": "skateboard", "boxes": [[536.3, 317.04, 35.37, 22.53], [338.92, 279.41, 27.21, 21.4]], "id": 82, "file_name": "COCO_val2014_000000396200.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000396200.jpg", "flickr_url": "http://farm3.staticflickr.com/2792/4398073427_b2de590796_z.jpg", "license": 6, "height": 427, "width": 640}