text: {"answer": "suitcase", "query": "What is the cat sitting on?", "question_id": 277793002, "contrast_sets": [{"mutex_answer": "backpack", "mutex_caption": "A black cat is sitting on a red backpack.", "mutex_detection": "backpack"}, {"mutex_answer": "purse", "mutex_caption": "A black cat is sitting on a red purse.", "mutex_detection": "purse"}, {"mutex_answer": "briefcase", "mutex_caption": "A black cat is sitting on a red briefcase.", "mutex_detection": "briefcase"}, {"mutex_answer": "blanket", "mutex_caption": "A black cat is sitting on a red blanket.", "mutex_detection": "blanket"}], "caption": "A black cat is sitting on a red suitcase.", "image_id": 277793, "detection": "suitcase", "boxes": [[75.25, 156.38, 417.44, 322.52]], "id": 370, "file_name": "COCO_val2014_000000277793.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000277793.jpg", "flickr_url": "http://farm1.staticflickr.com/69/219721353_8f74fd0212_z.jpg", "license": 3, "height": 480, "width": 640}