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: What word is used in mathematics to mean if and only if?
Example Output: if and only if

Example Input: Which London Underground line connects Euston and Waterloo?
Example Output: northern line

Example Input: What role did Henry Travers play in a famous and still-popular 1946 film?
Example Output:
clarence odbody