Question: Jean-Pierre Leguay studied with which French composer who was one of the major names in his field in the 20th century?
Sentence (from "Olivier Messiaen"): Olivier Eugène Charles Prosper Messiaen (] ; December 10, 1908 – April 27, 1992) was a French composer, organist, and ornithologist, one of the major composers of the 20th century.
Relevant evidence: Yes