text: {"answer": "sandwich", "query": "What is served on the plate?", "question_id": 494220003, "contrast_sets": [{"mutex_answer": "toast", "mutex_caption": "A toast sitting on a kitchen too next to a keyboard.", "mutex_detection": "toast"}, {"mutex_answer": "cake", "mutex_caption": "A cake sitting on a kitchen too next to a keyboard.", "mutex_detection": "cake"}, {"mutex_answer": "coffee", "mutex_caption": "A coffee sitting on a kitchen too next to a keyboard.", "mutex_detection": "coffee"}, {"mutex_answer": "peanut butter", "mutex_caption": "A peanut butter sitting on a kitchen too next to a keyboard.", "mutex_detection": "peanut butter"}], "caption": "A sandwich sitting on a kitchen too next to a keyboard.", "image_id": 494220, "detection": "sandwich", "boxes": [[39.7, 164.43, 549.02, 277.93]], "id": 1249, "file_name": "COCO_val2014_000000494220.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000494220.jpg", "flickr_url": "http://farm8.staticflickr.com/7160/6438777817_e0b63a4bc3_z.jpg", "license": 4, "height": 612, "width": 612}