You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Example Input: Category: U.S. GEOGRAPHY 
Clue: Of the USA's 50 tallest peaks, all are in Alaska, Colorado & California except this peak
Example Output: mt. rainier

Example Input: Category: AUTHORS 
Clue: In January 1999 this author issued a public statement reminding the world the third millennium really begins Jan. 1, 2001
Example Output: arthur c. clarke

Example Input: Category: OPERA 
Clue: A 1920s discovery proved that some of the instruments used in this 1871 opera were historically accurate
Example Output:
\"aida\"