I’m unable to listen to audio, but I can help you distinguish between the types of compositions based on their characteristics:
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Oratorio: A large musical composition for orchestra, choir, and soloists, often with a religious theme, typically performed in concert settings.
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Concerto: A composition for an orchestra and a soloist, usually in three movements, highlighting the virtuosic qualities of the solo instrument.
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Opera: A dramatic work that combines singing, instrumental music, acting, and often dance, telling a story through music.
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Fugue: A contrapuntal piece where a theme is introduced by one voice and then developed by interweaving it with other voices.
If you can describe the audio or its characteristics, I would be happy to help you identify which type of composition it is!