Are Lulu and Destiny both three-act operas?
Lulu (opera) Lulu (composed from 1929–1935, premièred incomplete in 1937 and complete in 1979) is an opera in three acts by Alban Berg. The German-language libretto was adapted by Berg himself from Frank Wedekind's two "Lulu" plays, "Erdgeist" ("Earth Spirit", 1895) and "Die Büchse der Pandora" ("Pandora's Box", 1904). Berg died before completing the third and final act, and in the following decades, the opera was typically performed incomplete. Since its publication in 1979, however, the Friedrich Cerha orchestration has become popular. Theodor W. Adorno wrote "The opera "Lulu" is one of those works that reveals the extent of its quality the longer and more deeply one immerses oneself in it."
Gilgamesh (Saygun opera) Gılgameş (Op. 65) is an opera in three acts and twelve scenes composed by Ahmed Adnan Saygun to a Turkish-language libretto by . The opera, based on the "Epic of Gilgamesh" was composed from 1964 to 1983, but premiered in an early version in 1970. The work had its origins in an opera of the same name by Nevit Kodallı with a libretto by which was premiered in Ankara in 1964, but Saygun and his librettist were commissioned to rewrite both music and libretto.