text: {"answer": "skateboarding", "query": "What is the guy doing?", "question_id": 220187001, "contrast_sets": [{"mutex_answer": "rollerblading", "mutex_caption": "A man riding rollerblades on a rail at a skate park.", "mutex_detection": "rollerblade"}], "caption": "A man riding a skateboard on a rail at a skate park.", "image_id": 220187, "detection": "skateboard", "boxes": [[234.5, 372.87, 53.01, 63.08]], "id": 747, "file_name": "COCO_val2014_000000220187.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000220187.jpg", "flickr_url": "http://farm3.staticflickr.com/2693/4122202207_1c57a09316_z.jpg", "license": 1, "height": 640, "width": 480}