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.

Input: Consider Input: Category: U.S. RIVERS 
Clue: The Falls of Saint Anthony stop this mighty river from being navigable north of St. Paul, Minnesota

Output: the mississippi


Input: Consider Input: Category: MISCELLANY 
Clue: Eva's sister, she won the 1936 Miss Hungary contest as a teenager

Output: zsa zsa gabor


Input: Consider Input: Category: HOW "U" DOING? 
Clue: This historic university town of the Central Netherlands has a population of 250,000


Output: utrecht