For 10 points, name this Russian composer of The Bells, Isle of the Dead, and Rhapsody on a Theme of Paganini.
This composer borrowed motifs from Schubert for his Six moments musicaux, and other concert works he wrote for piano include Etudes-tableux. He used a poem by Nikolai Nekrasov as the basis for his Spring Cantata, and this composer of the symphonic poem The Rock wrote a piano concerto that opens with eight chords on the (*) solo instrument; that first movement also includes a French horn solo passage following a chromatic passage for the piano. This composer set Konstantin Balmont's loose translation of Edgar Allen Poe poetry to music, and he wrote another piece inspired by and titled after paintings by Arnold Bocklin. His last work for piano and orchestra consists of 24 variations on a melody by the titular violin virtuoso.  For 10 points, name this Russian composer of The Bells, Isle of the Dead, and Rhapsody on a Theme of Paganini.
This composer borrowed motifs from Schubert for his Six moments musicaux, and other concert works he wrote for piano include Etudes-tableux.
Sergei {Rachmaninoff}