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: Mar Chiquita (Cordoba) is the largest natural salt lake in which South American country?

Answer: mar chiquita lake


Question: Austin is the state capitol of which US State?

Answer: austin, texas


Question: Edvard Munch hailed from which nation?

Answer:
edvard munch