Complex sentence: The Mario Lanza Story, written by Richard Vetere, about Lanza's life, which was produced by Sonny Grosso and Phil Ramone, and which premiered at The Tilles Center for the Performing Arts in Greenvale, New York.
Split into simpler sentences: The Mario Lanza Story, written by Richard Vetere, about Lanza's life, which was produced by Sonny Grosso and Phil Ramone. It premiered at The Tilles Center for the Performing Arts in Greenvale, New York.