Complex sentence: On May 9,2013, The CW renewed "The Carrie Diaries" for a second season, consisting of 13 episodes which premiered on October 25,2013.
Split into simpler sentences: On May 9,2013, The CW renewed "The Carrie Diaries" for a second season, consisting of 13 episodes. The show's second season premiered on October 25,2013.