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)

input question: Determine the topic of the question-answer pair. Question: "what composer used sound mass?"; Answer: "Other examples include European "textural" compositions of the fifties and sixties such as Krzysztof Penderecki 's Threnody to the Victims of Hiroshima (1959) and Gyorgy Ligeti 's works featuring micropolyphony in works like Atmospheres (1961) and his Requiem (1963-65)."? Topic:???
output answer: Sound mass

input question: Determine the topic of the question-answer pair. Question: "how is human height measured?"; Answer: "Human height is the distance from the bottom of the feet to the top of the head in a human body , standing erect."? Topic:???
output answer: Human height

input question: Determine the topic of the question-answer pair. Question: "what country are bongo drums from??"; Answer: "Bongos (Spanish: bongo) are an Afro-Cuban percussion instrument ."? Topic:???
output answer:
Bongo drum