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: Which hero of science fiction was created by Alex Raymond?

Answer: alex raymond


Question: Which English king was married to Eleanor of Castile?

Answer: eleanor of castile


Question: Who played Davy Crockett in the 1960 film 'The Alamo'?

Answer:
the alamo