text: This composer paid tribute to the waltz in a piece that opens with a section marked "Mouvement de Valse viennoise.
full_question: This composer paid tribute to the waltz in a piece that opens with a section marked "Mouvement de Valse viennoise." He is not Ludwig van Beethoven, but an Adagio assai second movement in the form of a waltz is part of this composer's Piano Concerto in G major. This composer intended to out-do the difficulty of Mily Balakirev's Islamey with the "Scarbo" movement of his Gaspard de la Nuit ["gah-SPAR duh lah NWEE"]. This composer of La Valse was inspired by Spanish music to write pieces such as Pavane for a Dead Princess and one in which two melodies are repeated over a constant two-bar rhythm played by the snare drum. For 10 points, name this French composer of BolÃ©ro.
first_sentence: This composer paid tribute to the waltz in a piece that opens with a section marked "Mouvement de Valse viennoise.
raw_answer: Maurice Ravel [or Joseph Maurice Ravel]