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.

Q: Category: ALL ABOUT PRESIDENTS 
Clue: I might worry about hanging around with him--he was nicknamed the "Hangman of Buffalo"

A: grover cleveland
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Q: Category: McGRAW-HILL 
Clue: While growing up, one of Tim McGraw's heroes was this ballplayer whom he later learned was his father

A: tug mcgraw
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Q: Category: WORLD CAPITALS 
Clue: Population 11 million & home to the "Gate of Heavenly Peace"

A:
beijing
****