text: {"answer": "rocks", "query": "What is the boy standing on?", "question_id": 326550003, "contrast_sets": [{"mutex_answer": "sand", "mutex_caption": "A surfer stands on the sand watching a wave crash."}, {"mutex_answer": "concrete", "mutex_caption": "A surfer stands on the concrete watching a wave crash."}, {"mutex_answer": "surfboard", "mutex_caption": "A surfer stands on the surfboard watching a wave crash."}, {"mutex_answer": "water", "mutex_caption": "A surfer stands in the water watching a wave crash."}, {"mutex_answer": "grass", "mutex_caption": "A surfer stands on the grass watching a wave crash."}], "caption": "A surfer stands on the rocks watching a wave crash.", "image_id": 326550, "id": 917, "file_name": "COCO_val2014_000000326550.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000326550.jpg", "flickr_url": "http://farm7.staticflickr.com/6187/6058407061_facc844d32_z.jpg", "license": 1, "height": 640, "width": 625}