Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
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Question: What name was given to the 1950-60s mainstream country music style of artists including Patsy Cline, Tammy Wynette, Jim Reeves, and Charlie Rich?

Answer: charlie rich


Question: Which English town shares its name with the state capital of Delaware?

Answer: delaware


Question: Captain Corelli's mandolin is a book a film set in which country?

Answer:
captain corelli's mandolin