Complex sentence: However, when he was thrown out of the True IRA, the group's leader, Jimmy O'Phelan, took Chibs' family from him out of jealousy, scarred his face, and told him never to return to Ireland.
Split into simpler sentences: However, when he was thrown out of the True IRA, the group's leader, Jimmy O'Phelan, took his family from him because of jealousy. O'Phelan also scarred his face and told him never to return to Ireland.