text: {"answer": "yellow and green", "query": "What 2 colors are on the front of the train?", "question_id": 393478000, "contrast_sets": [{"mutex_answer": "red and yellow", "mutex_caption": "The red and yellow train is rounding the bend of a track."}, {"mutex_answer": "black and yellow", "mutex_caption": "The black and yellow train is rounding the bend of a track."}, {"mutex_answer": "blue and yellow", "mutex_caption": "The blue and yellow train is rounding the bend of a track."}, {"mutex_answer": "white and yellow", "mutex_caption": "The white and yellow train is rounding the bend of a track."}, {"mutex_answer": "orange and yellow", "mutex_caption": "The orange and yellow train is rounding the bend of a track."}], "caption": "The green and yellow train is rounding the bend of a track.", "image_id": 393478, "id": 111, "file_name": "COCO_val2014_000000393478.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000393478.jpg", "flickr_url": "http://farm3.staticflickr.com/2148/2354524868_e7175c3d76_z.jpg", "license": 3, "height": 500, "width": 375}