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

Q: What was the first Apollo mission to leave Earth orbit and orbit the moon, in 1968?

A: apollo
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Q: Which British composer wrote the music used as the theme for Desert Island Discs He also wrote the Dambusters march and the Knightsbridge march.?

A: the dam busters
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Q: Who directed the films Cocoon, Willow, Parenthood, Backdraft and Apollo 13 between 1985 and 1995?

A:
backdraft
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