Complex sentence: The Nightwatchman is the alter-ego and solo act of Rage Against the Machine and ex-Audioslave guitarist Tom Morello, which he ceated in 2003 as an outlet for his political views while playing non political music with Audioslave.
Split into simpler sentences: The Nightwatchman is the alter-ego and solo act of Rage Against the Machine and ex-Audioslave guitarist Tom Morello. Which he ceated in 2003 as an outlet for his political views while playing non political music with Audioslave.