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: ARTISTS & THEIR SUBJECTS 
Clue: Augustus John, known for his portrait of this Welsh poet, introduced the poet to his future wife Caitlin

Output: dylan thomas


Input: Consider Input: Category: INTERNATIONAL CUISINE 
Clue: It's the type of pastry dough you use when you whip up some Greek floyeres


Output: phyllo