Complex sentence: Liam Gallagher is a fictional character in the Channel 4 drama "Shameless", played by Johnny Bennett since series 3 and previously played by Joseph Furnace in series 1 and 2.
Split into simpler sentences: Liam Gallagher is a fictional character in the Channel 4 drama Shameless. He is played by Johnny Bennett since Series 3 and was previously played by Joseph Furnace, Series 1 and 2.