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: ROCK-Y 
Clue: 1984's "Jump" was the first No. 1 hit for this group that features brothers Alex & Eddie

Output: van halen


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

Output: game theory


Input: Consider Input: Category: ALL THAT JAZZ 
Clue: On April 29, 1986 many fans probably took the "A Train" to the post office to get stamps with his likeness


Output: duke ellington