Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

Example Input: Calamine is the chief ore of which metallic element?
Example Output: zinc

Example Input: Which US president was in office at the start of the Korean War?
Example Output: truman

Example Input: Who directed the 1982 film 'E.T.'?
Example Output:
steven spielberg