text: {"answer": "car", "query": "What is the red object?", "question_id": 372794008, "contrast_sets": [{"mutex_answer": "stop sign", "mutex_caption": "A yellow and green train pulling out of a tunnel next to a red stop sign.", "mutex_detection": "stop sign"}, {"mutex_answer": "suv", "mutex_caption": "A yellow and green train pulling out of a tunnel next to a red suv.", "mutex_detection": "suv"}, {"mutex_answer": "siren", "mutex_caption": "A yellow and green train pulling out of a tunnel next to a red siren.", "mutex_detection": "siren"}, {"mutex_answer": "truck", "mutex_caption": "A yellow and green train pulling out of a tunnel next to a red truck.", "mutex_detection": "truck"}, {"mutex_answer": "jeep", "mutex_caption": "A yellow and green train pulling out of a tunnel next to a red jeep.", "mutex_detection": "jeep"}], "caption": "A yellow and green train pulling out of a tunnel next to a red car.", "image_id": 372794, "detection": "car", "boxes": [[2.06, 297.29, 253.94, 151.74]], "id": 683, "file_name": "COCO_val2014_000000372794.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000372794.jpg", "flickr_url": "http://farm8.staticflickr.com/7409/9308316038_c0e7e9a6c6_z.jpg", "license": 1, "height": 480, "width": 640}