text: {"answer": "horse", "query": "What is the dog sitting next to?", "question_id": 376247001, "contrast_sets": [{"mutex_answer": "donkey", "mutex_caption": "A couple of children riding on the back of a donkey posing with their mom, her cow and a small dog.", "mutex_detection": "donkey"}, {"mutex_answer": "cow", "mutex_caption": "A couple of children riding on the back of a cow posing with their mom, her cow and a small dog.", "mutex_detection": "cow"}, {"mutex_answer": "bull", "mutex_caption": "A couple of children riding on the back of a bull posing with their mom, her cow and a small dog.", "mutex_detection": "bull"}, {"mutex_answer": "pony", "mutex_caption": "A couple of children riding on the back of a pony posing with their mom, her cow and a small dog.", "mutex_detection": "pony"}], "caption": "A couple of children riding on the back of a horse posing with their mom, her cow and a small dog.", "image_id": 376247, "detection": "horse", "boxes": [[254.16, 62.45, 314.68, 376.4]], "id": 1318, "file_name": "COCO_val2014_000000376247.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000376247.jpg", "flickr_url": "http://farm8.staticflickr.com/7210/6878809863_40bab9a4a6_z.jpg", "license": 1, "height": 564, "width": 640}