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: U.S. BODIES OF WATER 
Clue: You'll find the Big Branch National Wildlife Refuge on the shore of this big lake in Louisiana

Ex Output:
lake pontchartrain


Ex Input:
Category: 3-LETTER WORDS 
Clue: For 5 & 7 it's 12

Ex Output:
sum


Ex Input:
Category: GEMS & JEWELRY 
Clue: In 1847 Louis Cartier founded an elegant jewelry firm in this capital city

Ex Output:

paris