text: {"answer": "ball", "query": "What does the dog have in its mouth?", "question_id": 176408005, "contrast_sets": [{"mutex_answer": "frisbee", "mutex_caption": "A dog with a frisbee in his mouth on a rug"}], "caption": "A dog with a tennis ball in his mouth on a rug", "image_id": 176408, "id": 1342, "file_name": "COCO_val2014_000000176408.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000176408.jpg", "flickr_url": "http://farm4.staticflickr.com/3144/2899042613_474977893b_z.jpg", "license": 1, "height": 640, "width": 640}