Complex sentence: Lawrence Zazelenchuck was a Canadian film director, screenwriter, film producer, and prosthetic makeup artist best known for the 1974 zombie cult film "The Corpse Eaters".
Split into simpler sentences: Lawrence Zazelenchuck was a Canadian film director, screenwriter, film producer and prosthetic makeup artist. He is best known for the 1974 zombie cult film "The Corpse Eaters".