Complex sentence: In 2015 he became the fifth golfer in history to win both the NCAA Division I championship and the U.S. Amateur in the same year.he is know for wearing an idiotic hat during play.
Split into simpler sentences: In 2015 he became the fifth golfer in history to win both the NCAA Division I championship and the U.S. Amateur in the same year. He is know for wearing an idiotic hat during play.