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: Ornette Coleman, Louis Armstrong and Charles Mingus are associated with what style of music?

Answer: charles mingus


Question: What was the title of Britney Spears' second album (and the single that was released from it)?

Answer: britney spears


Question: Which country's currency is called the Bolivar?

Answer:
venezuelan bolivar