text: {"answer": "brick", "query": "What is the tower made of?", "question_id": 382122001, "contrast_sets": [{"mutex_answer": "stone", "mutex_caption": "Large stone building with a clock tower at its height. "}, {"mutex_answer": "wood", "mutex_caption": "Large wooden building with a clock tower at its height. "}, {"mutex_answer": "metal", "mutex_caption": "Large metal building with a clock tower at its height. "}, {"mutex_answer": "concrete", "mutex_caption": "Large concrete building with a clock tower at its height. "}, {"mutex_answer": "limestone", "mutex_caption": "Large limestone building with a clock tower at its height. "}], "caption": "Large brick building with a clock tower at its height. ", "image_id": 382122, "id": 619, "file_name": "COCO_val2014_000000382122.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000382122.jpg", "flickr_url": "http://farm5.staticflickr.com/4091/4969954027_4bdbb4caa8_z.jpg", "license": 3, "height": 640, "width": 424}