Task: Question Answering
Input (English): passage: Smaller roles (some only a few seconds) were played by Michael Ansara, Ina Balin, Carroll Baker, Robert Blake, Pat Boone, Victor Buono, John Considine, Richard Conte, John Crawford, Jamie Farr, David Hedison, Van Heflin, Russell Johnson, Angela Lansbury, Mark Lenard, Robert Loggia, John Lupton, Janet Margolin, Sal Mineo, Nehemiah Persoff, Sidney Poitier, Gary Raymond, Marian Seldes, David Sheiner, Abraham Sofaer, Paul Stewart, John Wayne, Shelley Winters, and Peter Mann.
 question: did sidney poitier play in the greatest story ever told?
Output (English): Yes