Complex sentence: The Master Control Program (MCP), voiced by David Warner, is the main antagonist of the first film; an artificial intelligence created by ENCOM founder Walter Gibbs and improved by Ed Dillinger that ruled Encom's mainframe computer.
Split into simpler sentences: The Master Control Program (MCP), voiced by David Warner, is the main antagonist of the first film. It is an artificial intelligence created by ENCOM founder Walter Gibbs and improved by Ed Dillinger that ruled Encom's mainframe computer.