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.

Input: Consider Input: Category: A PARIS CHRONOLOGY 
Clue: Paris was founded around 250 B.C. by the Celtic Parisii tribe, who built a settlement on an island in this river

Output: the seine


Input: Consider Input: Category: GOING WIRELESS 
Clue: Thanks to firms like Pegaso & Telemex, this country now has more cellular users than fixed line customers

Output: mexico


Input: Consider Input: Category: LIKE, IT'S TOTALLY THE VALLEY 
Clue: Virginia Shenandoah Valley is bounded on its east side by these mountains


Output: the blue ridge mountains