text: {"answer": "garbage truck", "query": "What kind of vehicle is this?", "question_id": 510719001, "contrast_sets": [{"mutex_answer": "street sweeper", "mutex_caption": "A green, white and yellow street sweeper truck making it's rounds.", "mutex_detection": "street sweeper"}, {"mutex_answer": "semi", "mutex_caption": "A green, white and yellow semi truck making it's rounds.", "mutex_detection": "semi truck"}, {"mutex_answer": "cement", "mutex_caption": "A green, white and yellow cement truck making it's rounds.", "mutex_detection": "cement truck"}], "caption": "A green, white and yellow garbage truck making it's rounds.", "image_id": 510719, "detection": "garbage truck", "boxes": [[107.67, 113.4, 390.04, 170.64]], "id": 902, "file_name": "COCO_val2014_000000510719.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000510719.jpg", "flickr_url": "http://farm9.staticflickr.com/8433/7685020152_27d62cf9e1_z.jpg", "license": 6, "height": 428, "width": 640}