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Did Phil Mickelson play golf in college?
Phil Mickelson attended Arizona State University in Tempe on a golf scholarship.
Did Phil Mickelson win any championships while he was in college?
Phil Mickelson became the face of amateur golf in the United States, capturing three NCAA individual championships and three Haskins Awards (1990, 1991, 1992) as the outstanding collegiate golfer

Question: Did he play professionaly after college?
Self-contained rewrite: Did Phil Mickelson play professionaly after college?