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.

Ex Input:
Category: ANIMALS 
Clue: These mollusks, not oysters, are the most common source for freshwater pearls

Ex Output:
mussels


Ex Input:
Category: "TRIPLE" JEOPARDY! 
Clue: Collective term for victories in horse racing's 3 major events

Ex Output:
triple crown


Ex Input:
Category: THE FUTURE 
Clue: Seen here is an artist's conception; it should be fully operational in 2004 after 44 launches

Ex Output:

international space station