[Q]: Determine the topic of the question-answer pair. Question: "what is a league in the sea?"; Answer: "In the context of nautical distances, the 3 mile (4.8 km) distance corresponds to how far an observer of average height (5'9" or 1.78 m) can see when standing at sea level."? Topic:
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[A]: League (unit)

[Q]: Determine the topic of the question-answer pair. Question: "what westerners include in pain and suffering?"; Answer: "Pain and suffering is the legal term for the physical and emotional stress caused from an injury (see also pain and suffering )."? Topic:
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[A]: Pain and suffering

[Q]: Determine the topic of the question-answer pair. Question: "how does weather happen?"; Answer: "Weather is driven by air pressure (temperature and moisture) differences between one place and another."? Topic:
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[A]: Weather

[Q]: Determine the topic of the question-answer pair. Question: "what is metal music about?"; Answer: "With roots in blues rock and psychedelic rock , the bands that created heavy metal developed a thick, massive sound, characterized by highly amplified distortion , extended guitar solos, emphatic beats, and overall loudness."? Topic:
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[A]:
Heavy metal music