Complex sentence: The following season in, he stayed in the Cubs rotation, pitching along with Rick Sutcliffe, Dennis Eckersley, and Lee Smith which led the Cubs to 96 victories, and their first trip to the playoffs in 39 years.
Split into simpler sentences: The following season in, he stayed in the Cubs rotation, pitching along with Rick Sutcliffe, Dennis Eckersley, and Lee Smith. They led the Cubs to 96 victories and their first trip to the playoffs in 39 years.