instruction:
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.
question:
Category: U.S. CITIES 
Clue: Founded in 1758, it's named for a British prime minister who was a noted defender of the American Colonists
answer:
pittsburgh


question:
Category: KNOWLEDGE BY THE NUMBERS 
Clue: Number of males who served as British PM in the 1990s plus Oscars won by Tom Hanks plus protons in a helium nucleus
answer:
6


question:
Category: THE GRAMMYS 
Clue: In 2002 the soundtrack to this George Clooney film won album of the year, only the third to do so
answer:

o brother, where art thou