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".
Der Sprung über den Schatten Der Sprung über den Schatten is a 1924 opera by Ernst Krenek. The work parodied expressionism and psychoanalysis, and prefigured "Jonny spielt auf" in including jazz elements.