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

Example Input: Which American country singer, the younger sister of singer Loretta Lynn, had 18 #1 country hits during the 1970s and 1980s, and is best known for a series of country-pop crossover hits including Don't It Make My Brown Eyes Blue?
Example Output: crystal gayle

Example Input: Who played Fred Flinstone in the 1994 film 'The Flintstones'?
Example Output:
john goodman