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. RIVERS 
Clue: The Falls of Saint Anthony stop this mighty river from being navigable north of St. Paul, Minnesota
Example Output: the mississippi

Example Input: Category: BELCHING 
Clue: Before a volcano belches it forth, it's called magma
Example Output: lava

Example Input: Category: THE NASTY CRITIC REVIEWS THE 19th CENTURY 
Clue: After an 1835 election loss, he told Tennesseans, "You may all go to Hell & I will go to Tex."; never did like his hat
Example Output:
crockett