Question: What was the nickname of the boxer that lost to Tiger Flowers  in the World Colored Middleweight Championship on 26 November 1926?
{'answer': 'The Pittsburgh Windmill', 'supporting_facts': [['World Colored Middleweight Championship', 0], ['World Colored Middleweight Championship', 1], ['Harry Greb', 0], ['Harry Greb', 1]]}