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: Lopburi, Phichit and Ang Thong are provinces in which Asian country?

Answer: phichit


Question: What was the name of Chuck Berry`s 1972 hit which gave him his first number one?

Answer: chuck berry


Question: The Greeks called her Artemis, what was the Roman name for this Goddess?

Answer:
artemis