Complex sentence: In his first season for the Cardinals, he won 20 games in 2000 as the team reached the postseason for the first time in four years, and they again advanced to the playoffs in the next two seasons.
Split into simpler sentences: In his first season for the Cardinals, he won 20 games in 2000 as the team reached the postseason for the first time in four years. They advanced to the playoffs in the next two seasons.