text: {"answer": "tractor", "query": "What is the machine called in the picture?", "question_id": 107641001, "contrast_sets": [{"mutex_answer": "forklift", "mutex_caption": "Construction trucks and forklifts are moving dirt. "}], "caption": "Construction trucks and tractors are moving dirt. ", "image_id": 107641, "id": 161, "file_name": "COCO_val2014_000000107641.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000107641.jpg", "flickr_url": "http://farm9.staticflickr.com/8487/8188678607_dc934dd13c_z.jpg", "license": 3, "height": 427, "width": 640}