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: Cricketer Herschelle Gibbs was born in which country?
Example Output: south africa

Example Input: Who wrote the 1936 book How To Win Friends and Influence People?
Example Output: dale carnegie

Example Input: The 'Hoover Dam' is onwhich American river?
Example Output:
colorado river