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: Name the town in California where Clint Eastwood was elected mayor in 1986.?

Answer: clint eastwood


Question: On which date do we celebrate 'Boxing Day'?

Answer: boxing day


Question: Who played the part of 'The Penguin' in the TV series 'Batman'?

Answer:
penguin