Complex sentence: John Michael Dorsey (born August 30,1960) is an American football executive and former player, who most recently served as the General Manager of the Kansas City Chiefs in the National Football League from the 2013 season through the 2016 season.
Split into simpler sentences: John Michael Dorsey (born August 30,1960) is an American football executive and former player. His previous job was the same position with the Kansas City Chiefs in the National Football League from the 2013 season through the 2016 season.