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: TOUGH BODIES OF WATER 
Clue: Finland's Aland Islands lie at the southern edge of this gulf

Output: the gulf of bothnia


Input: Consider Input: Category: MOVIE CO-STARS 
Clue: Meryl Streep & this actress were acclaimed for playing sisters in the 1996 film "Marvin's Room"

Output: diane keaton


Input: Consider Input: Category: OPERA 
Clue: Characters in this Bizet opera include a toreador, a gypsy girl & cigarette factory girls


Output: carmen