text: {"answer": "dog", "query": "What animal is tied to the bench?", "question_id": 504194003, "contrast_sets": [{"mutex_answer": "swan", "mutex_caption": "A swan is sitting near a bench alone.", "mutex_detection": "swan"}, {"mutex_answer": "pig", "mutex_caption": "A pig is sitting near a bench alone.", "mutex_detection": "pig"}, {"mutex_answer": "cat", "mutex_caption": "A cat is sitting near a bench alone.", "mutex_detection": "cat"}, {"mutex_answer": "monkey", "mutex_caption": "A monkey is sitting near a bench alone.", "mutex_detection": "monkey"}], "caption": "A dog is sitting near a bench alone.", "image_id": 504194, "detection": "dog", "boxes": [[391.78, 232.39, 142.6, 142.61]], "id": 905, "file_name": "COCO_val2014_000000504194.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000504194.jpg", "flickr_url": "http://farm3.staticflickr.com/2364/2471401198_4fd2aff9b2_z.jpg", "license": 2, "height": 480, "width": 640}