Are both Der Freischütz and Der Barbier von Bagdad operas?
Der Barbier von Bagdad Der Barbier von Bagdad ("The Barber of Baghdad") is a comic opera in two acts by Peter Cornelius to a German libretto by the composer, based on "The Tale of the Tailor" and "The Barber’s Stories of his Six Brothers" in "One Thousand and One Nights". The first of three operas by Cornelius, the piece was first performed at the Hoftheater in Weimar on 15 December 1858.
Der Ring des Nibelungen Der Ring des Nibelungen (The Ring of the Nibelung), WWV 86, is a cycle of four German-language epic music dramas composed by Richard Wagner. The works are based loosely on characters from the Norse sagas and the "Nibelungenlied". The composer termed the cycle a "Bühnenfestspiel" (stage festival play), structured in three days preceded by a " " ("preliminary evening"). It is often referred to as the Ring Cycle, "Wagner's Ring", or simply "The Ring".