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.

[EX Q]: Category: WORLD CITIES 
Clue: Capital of the ancient Roman province of Galatia, it became a modern national capital in 1923
[EX A]: ankara

[EX Q]: Category: WORLD LEADERS 
Clue: At his 1994 inaugural, he called for "a rainbow nation at peace with itself and the world"
[EX A]: nelson mandela

[EX Q]: Category: 1970s BESTSELLERS 
Clue: The preface to this novel says its title is a trademark phrase of General Mills, used on a cereal product
[EX A]:
breakfast of champions