Question: What nationality is the director of film Command Decision (Film)?
Sentence (from "Sam Wood"): Samuel Grosvenor Wood (July 10, 1883 – September 22, 1949) was an American film director and producer, who was best known for directing such Hollywood hits as "A Night at the OperaA Day at the RacesGoodbye, Mr. Chips", and "The Pride of the Yankees".
Relevant evidence: Yes