text: {"answer": "cars", "query": "What type of vehicles are parked?", "question_id": 335521002, "contrast_sets": [{"mutex_answer": "trucks", "mutex_caption": "a street lined with parked trucks in front of apartment buildings", "mutex_detection": "truck"}, {"mutex_answer": "vans", "mutex_caption": "a street lined with parked vans in front of apartment buildings", "mutex_detection": "van"}], "caption": "a street lined with parked cars in front of apartment buildings", "image_id": 335521, "detection": "car", "boxes": [[0.0, 334.09, 599.33, 140.26], [374.08, 395.74, 130.57, 84.26], [460.55, 370.64, 83.51, 68.06], [511.12, 353.24, 59.85, 48.75], [257.23, 441.59, 146.76, 38.41], [270.02, 393.0, 123.8, 69.2]], "id": 1470, "file_name": "COCO_val2014_000000335521.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000335521.jpg", "flickr_url": "http://farm1.staticflickr.com/50/137669579_e9c3038897_z.jpg", "license": 1, "height": 480, "width": 640}