text: {"answer": "horse", "query": "What is on the leash?", "question_id": 440352008, "contrast_sets": [{"mutex_answer": "pony", "mutex_caption": "There is a man guiding a pony along the beach.", "mutex_detection": "pony"}], "caption": "There is a man guiding a horse along the beach.", "image_id": 440352, "detection": "horse", "boxes": [[345.8, 145.65, 241.21, 242.89]], "id": 645, "file_name": "COCO_val2014_000000440352.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000440352.jpg", "flickr_url": "http://farm4.staticflickr.com/3140/2813593516_3582212eed_z.jpg", "license": 1, "height": 480, "width": 640}