Complex sentence: On March 3,2016, the "Grey's Anatomy" was renewed by ABC for a thirteenth season which premiered on Thursday, September 22,2016 and will consist of 24 episodes.
Split into simpler sentences: On March 3,2016, "Grey's Anatomy" was renewed by ABC for a thirteenth season. It premiered on Thursday, September 22,2016, and ran for 24 episodes.