Complex sentence: Howard Victor Keen (March 16,1899 in Bel Air, Maryland-December 10,1976 in Salisbury, Maryland), was a Major League Baseball player who pitched from to, for the Chicago Cubs, Philadelphia Athletics, and St. Louis Cardinals.
Split into simpler sentences: Howard Victor Keen (March 16,1899 in Bel Air, Maryland-December 10,1976 in Salisbury, Maryland), was a Major League Baseball player who played pitcher from to. He would play for the Chicago Cubs, Philadelphia Athletics, and St. Louis Cardinals.