Question: The man who composed the music for Thomas and the King was the Boston Pops' principal conductor during what years?
Sentence (from "John Williams"): Other notable works by Williams include theme music for the Olympic Games, "NBC Sunday Night Football", "The Mission" theme used by NBC News, the television series "Lost in Space" and "Land of the Giants", and the incidental music for the first season of "Gilligan's Island".
Relevant evidence: No