text: {"answer": "bun", "query": "What type of bread is the sandwich made on?", "question_id": 220241003, "contrast_sets": [{"mutex_answer": "ciabatta", "mutex_caption": "A person holding a wrapper with a hot dog in a ciabatta with relish and mustard."}, {"mutex_answer": "hoagie", "mutex_caption": "A person holding a wrapper with a hot dog in a hoagie with relish and mustard."}, {"mutex_answer": "pretzel", "mutex_caption": "A person holding a wrapper with a hot dog in a pretzel with relish and mustard."}], "caption": "A person holding a wrapper with a hot dog in a bun with relish and mustard.", "image_id": 220241, "id": 45, "file_name": "COCO_val2014_000000220241.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000220241.jpg", "flickr_url": "http://farm1.staticflickr.com/178/444585912_adcf023fff_z.jpg", "license": 4, "height": 429, "width": 640}