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 Kreidekreis (opera) Der Kreidekreis (Op. 21), is an opera in three acts by Alexander von Zemlinsky to a libretto by the composer after the play "" by Klabund – a telling of the "Chalk Circle" story. The opera was written during 1930-31 and premiered on 14 October 1933 in the Zürich Opera House. Among the singers were Artūrs Cavara, Maria Bernhard-Ulbrich; Fred Destal, Georg Oeggl and Peter Klein; it was directed by Karl Schmid-Bloß and the stage design was by .