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.

Input: Consider Input: Martha Dandridge was the 1st lady of which American President?

Output: george washington

Input: Consider Input: Who wrote the novels Enigma and The Ghost?

Output: robert harris

Input: Consider Input: Who wrote the 1979 novel 'The Executioner's Song'?
Output: norman mailer