Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Q: What famous song from the film Butch Cassidy and the Sundance Kid won an Oscar for best song?

A: academy award for best original song
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Q: Who was British Prime Minister from 1922-23, shortly before he died?

A: prime minister of the united kingdom
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Q: Cybill Shepherd and Bruce Willis starred as Madeline Maddie Hayes and David Addison in which TV series (1985 to 1989) that revolved around cases investigated by Blue Moon Detective Agency?

A:
blue moon
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