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.
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Question: Category: MATHLETES 
Clue: John Nash has a beautiful mind that contributed to this "theory" of strategic decision making

Answer: game theory


Question: Category: STATES' SOUTHWEST CORNERS 
Clue: This state's is just north of the Columbia River

Answer: washington


Question: Category: LANGUAGE LAB 
Clue: The founder of a school for the deaf, he developed American sign language from a French version

Answer:
gallaudet