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: FAMOUS PHRASES 
Clue: Phrase associated with very dissimilar events of April 19, 1775 & October 3, 1951

Answer: the \"shot heard \'round the world\"


Question: Category: WORLD CITIES 
Clue: Capital of the ancient Roman province of Galatia, it became a modern national capital in 1923

Answer: ankara


Question: Category: NONFICTION BOOKS 
Clue: "The Road to Middle-Earth" is a book about this writer

Answer:
j.r.r. tolkien