text: {"answer": "tree", "query": "What is the green plant?", "question_id": 283495021, "contrast_sets": [{"mutex_answer": "twig", "mutex_caption": "A plane flies above the twigs in a greenish sky."}, {"mutex_answer": "fern", "mutex_caption": "A plane flies above the fern tops in a greenish sky."}], "caption": "A plane flies above the tree tops in a greenish sky.", "image_id": 283495, "id": 237, "file_name": "COCO_val2014_000000283495.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000283495.jpg", "flickr_url": "http://farm5.staticflickr.com/4086/5003656501_ee2bb08b0b_z.jpg", "license": 1, "height": 425, "width": 640}