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 consistency, answers should be in all lower cased letters.

Ex Input:
Category: FRANKS 
Clue: The Atreides family, exiled on Arrakis, starred in the "Chronicles of Dune" by this sci-fi author

Ex Output:
frank herbert


Ex Input:
Category: THE NATURE OF THINGS 
Clue: This "colorful" whale can grow up to 100 feet long & weigh more than 150 tons

Ex Output:
a blue whale


Ex Input:
Category: ANIMAL SONGS 
Clue: Lyricist Don Black co-wrote the lion serenade "Born Free" & this Michael Jackson ode to a rat

Ex Output:

"ben"