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: POTPOURRI 
Clue: This chess piece that usually looks like part of a castle is sometimes called a castle
Example Output: rook

Example Input: Category: A TRIP ON THE "L" 
Clue: Big building on the back of the U.S. $5 bill
Example Output: lincoln memorial

Example Input: Category: IN THE BEGINNING 
Clue: It's a 5-syllable formal ceremony for admission into an organization such as a college fraternity
Example Output:
an initiation