text: {"answer": "horse", "query": "What is the jockey riding?", "question_id": 402823003, "contrast_sets": [{"mutex_answer": "macaw", "mutex_caption": "A man jumping a macaw over a blue rail.", "mutex_detection": "macaw"}, {"mutex_answer": "carrot", "mutex_caption": "A man jumping a carrot over a blue rail.", "mutex_detection": "carrot"}, {"mutex_answer": "person", "mutex_caption": "A man jumping a person over a blue rail.", "mutex_detection": "person"}], "caption": "A man jumping a horse over a blue rail.", "image_id": 402823, "detection": "horse", "boxes": [[80.0, 79.14, 332.04, 261.51]], "id": 1199, "file_name": "COCO_val2014_000000402823.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000402823.jpg", "flickr_url": "http://farm3.staticflickr.com/2813/9061331713_6498e93447_z.jpg", "license": 4, "height": 400, "width": 600}