Complex sentence: John Joseph McHale (September 21 1921--January 17 2008) was an American first baseman and executive in Major League Baseball who served as the general manager of three teams: the Detroit Tigers, Milwaukee Braves, and Montreal Expos.
Split into simpler sentences: John Joseph McHale (September 21,1921--January 17,2008) was a player and executive in Major League Baseball. McHale served as the general manager of three teams: the Detroit Tigers, Milwaukee Braves, and Montreal Expos.