text: {"answer": "window", "query": "What is the light source?", "question_id": 553280000, "contrast_sets": [{"mutex_answer": "mirror", "mutex_caption": "A small bathroom with a toilet, sink and mirror."}, {"mutex_answer": "lamp", "mutex_caption": "A small bathroom with a toilet, sink and lamp."}, {"mutex_answer": "potted plant", "mutex_caption": "A small bathroom with a toilet, sink and potted plant."}, {"mutex_answer": "ceiling light", "mutex_caption": "A small bathroom with a toilet, sink and ceiling light."}, {"mutex_answer": "wall", "mutex_caption": "A small bathroom with a toilet, sink and wall."}], "caption": "A small bathroom with a toilet, sink and window.", "image_id": 553280, "id": 595, "file_name": "COCO_val2014_000000553280.jpg", "coco_url": "http://images.cocodataset.org/val2014/COCO_val2014_000000553280.jpg", "flickr_url": "http://farm9.staticflickr.com/8428/7828546552_57759745c2_z.jpg", "license": 2, "height": 426, "width": 639}