Overture from the opera "Le Calife de Bagdad" ("The Caliph of Baghdad) Overture from the opera "Le Calife de Bagdad" ("The Caliph of Baghdad) composer François-Adrien Boieldieu Main opus "Le Calife de Bagdad" ("The Caliph of Baghdad"), opera in 1 act, libretto by Claude de Saint-Just