text: {"answer": "motorcycle", "query": "What is the man on?", "question_id": 218476002, "contrast_sets": [{"mutex_answer": "bike", "mutex_caption": "A man riding on the back of a blue bike.", "mutex_detection": "bike"}, {"mutex_answer": "moped", "mutex_caption": "A man riding on the back of a blue moped.", "mutex_detection": "moped"}, {"mutex_answer": "jet ski", "mutex_caption": "A man riding on the back of a blue jet ski.", "mutex_detection": "jet ski"}, {"mutex_answer": "sidecar", "mutex_caption": "A man riding on the back of a blue sidecar.", "mutex_detection": "sidecar"}, {"mutex_answer": "scooter", "mutex_caption": "A man riding on the back of a blue scooter.", "mutex_detection": "scooter"}], "caption": "A man riding on the back of a blue motorcycle.", "image_id": 218476, "detection": "motorcycle", "boxes": [[128.36, 196.31, 368.9, 202.79]], "id": 90, "file_name": "COCO_val2014_000000218476.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000218476.jpg", "flickr_url": "http://farm9.staticflickr.com/8189/8144162632_465598c311_z.jpg", "license": 5, "height": 480, "width": 640}