"Treehouse of Horror XI" is the first episode of "The Simpsons"<nowiki>'</nowiki> twelfth season and the 249th overall, and the eleventh Halloween episode. The episode features "G-G-Ghost D-D-Dad", "Scary Tales Can Come True" and "Night of the Dolphin" and was written by Rob LaZebnik (story by Mike Scully), John Frink and Don Payne and Carolyn Omine and directed by Matthew Nastuk.

Based on that paragraph can we conclude that this sentence is true?
Rob LaZebnik is one of 4 writers for The Simpsons.

Available options: +Yes +It's impossible to say +No