Complex sentence: Returning manager Maddon and his Angels team's regular season record did not improve, their 31-39 win/loss record was only good enough for fourth in the league's Oregon division, and they did not qualify for the playoffs.
Split into simpler sentences: Returning manager Maddon and his Angels team's regular season record did not improve. Their 31-39 win/loss record was only good enough for fourth in the league's Oregon division, and they did not qualify for the playoffs.