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Henri Dutilleux wrote his only piano sonata in 1947-1948 .. Henri Dutilleux. Henri Dutilleux. It was dedicated to and premiered by his wife Genevieve Joy on 30 April 1948 .. Genevieve Joy. Genevieve Joy. It has since become one of the most acclaimed post-World War II works in the genre and has been championed by major pianists such as John Ogdon , Robert Levin , John Chen and Claire-Marie Le Guay .. World War II. World War II. John Ogdon. John Ogdon. Robert Levin. Robert D. Levin. John Chen. John Chen ( pianist ). Claire-Marie Le Guay. Claire-Marie Le Guay. Although Dutilleux had been active as a composer for ten years when he wrote his piano sonata , he viewed it as his Opus 1 , the first work that he considered up to his mature standards .. Debussy , Ravel , Bartok and Prokofiev have been cited as influences on the piece although critics have also stressed that its language is original and distinctive , a personal synthesis of French Impressionism and Soviet music .. Debussy. Debussy. Ravel. Ravel. Bartok. Bela Bartok. Prokofiev. Prokofiev. Impressionism. Impressionism ( music )