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
Andromaque (opera) Andromaque (opera) Andromaque is an opera in three acts by the composer André Ernest Modeste Grétry. The French libretto is an adaptation of Jean Racine's play "Andromaque" by Louis-Guillaume Pitra (1735-1818). It was first performed on 6 June 1780 by the Académie Royale de Musique (Paris Opera) in the second Salle du Palais-Royal. It was the only opera Grétry wrote in the form of a "tragédie lyrique". Grétry was regarded as the leading composer of "opéra comique" of his time and "Andromaque" was his only tragic opera for the Académie Royale de Musique. During the 1770s, Christoph Willibald von Gluck