input question: Determine the topic of the question-answer pair. Question: "what is muse's lead singer's name?"; Answer: "The band consists of school friends Matthew Bellamy (lead vocals, lead guitar, piano, keyboards, keytar ), Christopher Wolstenholme (bass, vocals, keyboards, rhythm guitar, harmonica) and Dominic Howard (drums, percussion, synthesisers, sampling)."? Topic:???
output answer: Muse (band)

Determine the topic of the question-answer pair. Question: "what is tmz stand for?"; Answer: "The name TMZ stands for the historic " studio zone " or 30-mile zone radius from the intersection of West Beverly Boulevard and North La Cienega Boulevard in Los Angeles."? Topic:
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Answer: TMZ (website)

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:
A: Heavy metal music

Question: Determine the topic of the question-answer pair. Question: "how does a dredge work??"; Answer: "If the crane is mounted on a barge, the entire vessel is referred to as a dredger."? Topic:
Answer: Dredging

[Q]: Determine the topic of the question-answer pair. Question: "when is halley's comet next?"; Answer: "Halley's Comet last appeared in the inner Solar System in 1986 and will next appear in mid-2061."? Topic:
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[A]: Halley's Comet

Problem: Given the question: Determine the topic of the question-answer pair. Question: "how does sedimentary rock form?"; Answer: "Sedimentary rocks are types of rock that are formed by the deposition of material at the Earth 's surface and within bodies of water."? Topic:
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The answer is:
Sedimentary rock