text: {"answer": "motorcycles use caution", "query": "What does the sign in the upper left-hand corner indicate?", "question_id": 390569012, "contrast_sets": [{"mutex_answer": "construction", "mutex_caption": "A road and traffic sign that reads \"construction.\""}, {"mutex_answer": "construction ahead", "mutex_caption": "A road and traffic sign that reads \"construction ahead.\""}, {"mutex_answer": "slow down", "mutex_caption": "A road and traffic sign that reads \"slow down.\""}, {"mutex_answer": "speed limit", "mutex_caption": "A road and traffic sign that reads \"speed limit.\""}], "caption": "A road and traffic sign that reads \"motorcycles use caution.\"", "image_id": 390569, "id": 1446, "file_name": "COCO_val2014_000000390569.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000390569.jpg", "flickr_url": "http://farm7.staticflickr.com/6043/6319135338_377cc77ace_z.jpg", "license": 4, "height": 480, "width": 640}