text: {"answer": "green", "query": "What color is the vase?", "question_id": 49473008, "contrast_sets": [{"mutex_answer": "blue", "mutex_caption": "a blue vase with flowers and a calendar sitting on a table"}, {"mutex_answer": "clear", "mutex_caption": "a clear vase with flowers and a calendar sitting on a table"}, {"mutex_answer": "green and yellow", "mutex_caption": "a green and yellow vase with flowers and a calendar sitting on a table"}, {"mutex_answer": "black", "mutex_caption": "a black vase with flowers and a calendar sitting on a table"}, {"mutex_answer": "yellow", "mutex_caption": "a yellow vase with flowers and a calendar sitting on a table"}], "caption": "a green vase with flowers and a calendar sitting on a table", "image_id": 49473, "id": 407, "file_name": "COCO_val2014_000000049473.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000049473.jpg", "flickr_url": "http://farm3.staticflickr.com/2647/4124979024_d9ebf20d79_z.jpg", "license": 1, "height": 335, "width": 500}