text: {"answer": "cat", "query": "What is eating the toast?", "question_id": 254838001, "contrast_sets": [{"mutex_answer": "mouse", "mutex_caption": "The mouse is eating the sandwich on the plate.", "mutex_detection": "mouse"}, {"mutex_answer": "dog", "mutex_caption": "The dog is eating the sandwich on the plate.", "mutex_detection": "dog"}, {"mutex_answer": "chicken", "mutex_caption": "The chicken is eating the sandwich on the plate.", "mutex_detection": "chicken"}, {"mutex_answer": "person", "mutex_caption": "The person is eating the sandwich on the plate.", "mutex_detection": "person"}], "caption": "The cat is eating the sandwich on the plate.", "image_id": 254838, "detection": "cat", "boxes": [[1.84, 51.42, 362.72, 201.11]], "id": 849, "file_name": "COCO_val2014_000000254838.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000254838.jpg", "flickr_url": "http://farm8.staticflickr.com/7286/8735675971_a58929f63b_z.jpg", "license": 5, "height": 427, "width": 640}