text: {"answer": "city", "query": "What type of buses are these?", "question_id": 405047015, "contrast_sets": [{"mutex_answer": "tour", "mutex_caption": "A tour bus is parked along side the street."}, {"mutex_answer": "school", "mutex_caption": "A school bus is parked along side the street."}], "caption": "A city bus is parked along side the street.", "image_id": 405047, "id": 1152, "file_name": "COCO_val2014_000000405047.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000405047.jpg", "flickr_url": "http://farm9.staticflickr.com/8253/8704050057_b9ecc6145e_z.jpg", "license": 6, "height": 428, "width": 640}