Question: Ivanhoé contains music from the opera that has a libretto by whom?
Sentence (from "Ivanhoé"): Ivanhoé is an 1826 pastiche opera in three acts with music by Gioachino Rossini to a French-language libretto by Émile Deschamps and Gabriel-Gustave de Wailly, after Walter Scott's novel of the same name.
Relevant evidence: No