text: {"answer": "car", "query": "What is the cat sitting on?", "question_id": 3711004, "contrast_sets": [{"mutex_answer": "truck", "mutex_caption": "A black cat sitting on top of the hood of a truck.", "mutex_detection": "truck"}], "caption": "A black cat sitting on top of the hood of a car.", "image_id": 3711, "detection": "car", "boxes": [[22.07, 1.47, 456.09, 631.17]], "id": 1319, "file_name": "COCO_val2014_000000003711.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000003711.jpg", "flickr_url": "http://farm4.staticflickr.com/3160/2901140028_aaed0953c0_z.jpg", "license": 2, "height": 640, "width": 480}