Question: Which opera is by Christoph Willibald Gluck, Iphigénie en Tauride or Der Barbier von Bagdad?
Sentence (from "Iphigénie en Tauride (Desmarets and Campra)"): Iphigénie en Tauride (English: "Iphigeneia in Tauris") is an opera by the French composers Henri Desmarets and André Campra.
Relevant evidence: No