Fidelio by Ferdinando Paer (a score of which was owned by Beethoven). Beethoven published the 1806 libretto and, in 1810, a vocal score under the title "Leonore", and the current convention is to use the name "Leonore" for both the 1805 (three-act) and 1806 (two-act) versions and "Fidelio" only for the final 1814 revision. The first version with a three-act German libretto adapted by Joseph Sonnleithner from the French of Jean-Nicolas Bouilly premiered at the Theater an der Wien on 20 November 1805, with additional performances the following two nights. The success of these performances was hindered by the fact that
The Saracen (opera) The Saracen (opera) The Saracen ("Сарацин" in Cyrillic, "Saracin" in transliteration), is an opera by César Cui composed during 1896-1898. The libretto was written by Vladimir Vasilievich Stasov and the composer, based on a play by Alexandre Dumas (père) entitled "Charles VII chez ses grands vassaux". The opera was premiered on 2 November 1899 (Old Style), in Saint Petersburg at the Mariinsky Theatre, with Eduard Nápravník as conductor. It was staged also in 1902 by the Moscow Private Opera at the Solodovnikov Theatre, but never became part of the standard operatic repertoire. "The Saracen" can be understood to some extent