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 of North America's Great Lakes has the same name as a province of Canada?

Answer: canada


Question: Chep Lap Kok airport is located where?

Answer: hong kong international airport


Question:  'Best of Both Worlds' by Miley Cyrus is the theme song to which US tv show?

Answer:
the best of both worlds