Problem: Given the question: Determine the topic of the question. Question: "what is in the preamble of the constitution?" Topic:
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The answer is:
Preamble to the United States Constitution

Problem: Given the question: Determine the topic of the question. Question: "what state was the civil war in?" Topic:
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The answer is:
American Civil War

Problem: Given the question: Determine the topic of the question. Question: "What is firebird server?" Topic:
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The answer is:
Firebird (database server)