text: {"answer": "motorcycles", "query": "What are the men on?", "question_id": 296649000, "contrast_sets": [{"mutex_answer": "mopeds", "mutex_caption": "People are walking and riding mopeds on the street", "mutex_detection": "moped"}, {"mutex_answer": "bicycles", "mutex_caption": "People are walking and riding bicycles on the street", "mutex_detection": "bicycle"}, {"mutex_answer": "motorcycle and scooter", "mutex_caption": "People are walking and riding motorcycles and scooters on the street"}, {"mutex_answer": "motorcycle and car", "mutex_caption": "People are walking and riding motorcycles and cars on the street"}], "caption": "People are walking and riding motorcycles on the street", "image_id": 296649, "detection": "motorcycle", "boxes": [[420.48, 360.45, 153.04, 45.53], [259.27, 328.37, 173.29, 98.63], [0.42, 324.71, 174.38, 102.29]], "id": 30, "file_name": "COCO_val2014_000000296649.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000296649.jpg", "flickr_url": "http://farm4.staticflickr.com/3577/3491669985_d81e1050c6_z.jpg", "license": 3, "height": 427, "width": 640}