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: Who was the first person to sign the American Declaration of Independence?

Answer: united states declaration of independence


Question: Between 1958 and 1972 all Cliff Richard single records were released on which record label?

Answer: cliff richard


Question: The Copo and the Laguna Blanco National Parks are in which South American country?

Answer:
copo national park