Complex sentence: Harold Gust Carlson (May 17,1892 in Rockford, Illinois-May 28,1930 in Chicago), was a former professional baseball pitcher in the Major Leagues from 1917--1930, for the Chicago Cubs, Philadelphia Phillies, and Pittsburgh Pirates.
Split into simpler sentences: Harold Gust Carlson (May 17,1892 in Rockford, Illinois-May 28,1930 in Chicago, Illinois), is a former professional baseball player who played pitcher in the Major Leagues from 1917--1930. He played for the Chicago Cubs, Philadelphia Phillies, and Pittsburgh Pirates.