Complex sentence: Dirk Jeffrey Koetter (born February 5,1959) is an American football coach and former player, who is the head coach for the Tampa Bay Buccaneers of the National Football League (NFL).
Split into simpler sentences: Dirk Jeffrey Koetter (born February 5,1959) is an American football coach and former player. He is currently the head coach for the Tampa Bay Buccaneers of the National Football League (NFL).