Complex sentence: He has performed stand-up on various shows on Comedy Central and even performed on "Comedy Central Presents" in 2003 also played a important role in promoting deaf comedy jam a black stand up comedy in the the all stars volume 11.
Split into simpler sentences: He has performed stand-up on various shows on Comedy Central and even performed on "Comedy Central Presents" in 2003. Also played a important role in promoting def comedy jam, a black stand up comedy in the all stars volume 11.