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: In which city were the 2002 Winter Olympic Games held?

Answer: 2002 winter olympics


Question: What was Bon Jovi's first UK top ten hit single?

Answer: bon jovi


Question: In which war did the battle of Coronel take place?

Answer:
battle of coronel