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: James Dougherty, born on April 12th 1921 was an American police officer who rose to fame for being the first husband of which famous woman?
Example Output: marilyn monroe

Example Input: Leonora is the heroine of which opera premiered in 1805?
Example Output: fidelio

Example Input: The Indus River flows the length of Pakistan and is Pakistan's main source of water for industry and drinking; where does it rise?
Example Output:
tibet