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

Q: What is the name of the astromech droid companion of Anakin Skywalker, Luke Skywalker and Obi-Wan Kenobi in the Star Wars franchise?

A: droid
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Q: The film Schindler's List was based on whose Booker Prize winning novel of 1982?

A: schindler's list
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Q: Which 1959 Alfred Hitchcock film had the tagline `Its a deadly game of tag and Cary Grant is it!`?

A:
alfred hitchcock
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