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 Nightingale and the Rose (opera) The Nightingale and the Rose (opera) The Nightingale and the Rose (Russian: "Соловей и роза" – "Solovey i roza") is a chamber opera in one act (five scenes) by Russian composer Elena Firsova (Op. 46, 1990–1991) written to her own English libretto after Oscar Wilde’s story of the same name together with poetry by Christina Rossetti. The opera was written at the request of Paul Esterházy, the director of the Ulm Theatre in Germany. Firsova created the libretto combining the text from Oscar Wilde's fairy-tale, taken from the collection "The Happy Prince and Other Stories" (1888), with four poems by