Answer:
Sergei Rachmaninoff, Sergei Prokofiev and Dmitri Shostakovich, oh and a bonus one: Alexander Alexandrov, who created the soviet anthem.
Step-by-step explanation:
They are very good at making Russian music.
Mikhail Glinka (1804-1857)
Pyotr Tchaikovsky (1840-1893)
Nikolai Rimsky-Korsakov (1844-1908)
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