[Q]: Determine the topic of the question. Question: "WHAT IS A LAW ENFORCEMENT MURDER BOOK?" Topic:
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[A]: Murder book

[Q]: Determine the topic of the question. Question: "what is a fret on a guitar?" Topic:
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[A]: Fret

[Q]: Determine the topic of the question. Question: "what is in the alpine mountain systems?" Topic:
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[A]: Alps

[Q]: Determine the topic of the question. Question: "how many muscles in the body?" Topic:
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[A]:
List of muscles of the human body