Question: Who is the French composer who, in 1899, wrote a well-known solo piano piece for Prince Edmond de Polignac?
Sentence (from "Concerto for Two Pianos and Orchestra (Poulenc)"): The composer wrote to the Belgian musicologist Paul Collaer: "You will see for yourself what an enormous step forward it is from my previous work and that I am really entering my great period."
Relevant evidence: No