text: {"answer": "white", "query": "What color is the train?", "question_id": 125547002, "contrast_sets": [{"mutex_answer": "silver", "mutex_caption": "a fancy silver train parked by the platform "}, {"mutex_answer": "red", "mutex_caption": "a fancy red train parked by the platform "}], "caption": "a fancy white train parked by the platform ", "image_id": 125547, "id": 713, "file_name": "COCO_val2014_000000125547.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000125547.jpg", "flickr_url": "http://farm8.staticflickr.com/7297/9068276373_8089659e45_z.jpg", "license": 1, "height": 360, "width": 640}