text: {"answer": "black", "query": "What color is the bus?", "question_id": 344029006, "contrast_sets": [{"mutex_answer": "black and silver", "mutex_caption": "A black and silver passenger bus navigating paved city streets."}, {"mutex_answer": "gray", "mutex_caption": "A gray passenger bus navigating paved city streets."}, {"mutex_answer": "black and gray", "mutex_caption": "A black and gray passenger bus navigating paved city streets."}, {"mutex_answer": "black and yellow", "mutex_caption": "A black and yellow passenger bus navigating paved city streets."}, {"mutex_answer": "silver", "mutex_caption": "A silver passenger bus navigating paved city streets."}], "caption": "A black passenger bus navigating paved city streets.", "image_id": 344029, "id": 334, "file_name": "COCO_val2014_000000344029.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000344029.jpg", "flickr_url": "http://farm9.staticflickr.com/8261/8708596500_d0bdf4e9d2_z.jpg", "license": 3, "height": 480, "width": 640}