Are both Eine florentinische Tragödie and Alceste operas?
Eine florentinische Tragödie Eine florentinische Tragödie , Op. 16, is an opera in one act by Alexander von Zemlinsky to a libretto adapted by the composer from a German translation by of Oscar Wilde's unfinished play "A Florentine Tragedy".
Loreley (opera) Loreley is an opera ("azione romantica") in three acts composed by Alfredo Catalani to a libretto by Angelo Zanardini, Carlo D'Ormeville and others. It premiered on 16 February 1890 at the Teatro Regio in Turin. Based on the German legend of the Lorelei, the opera is an extensive reworking of Catalani's four-act opera "Elda" which had premiered in Turin ten years earlier.