Are Lulu and Destiny both three-act operas?
Destiny (Janáček) Destiny (also known as "Fate", Czech: "Osud" ) is an opera in three acts by Leoš Janáček to a Czech libretto by the composer and Fedora Bartošová. Janáček began the work in 1903 and completed it in 1907. The inspiration for the opera came from a visit by Janáček in the summer of 1903, after the death of his daughter Olga, to the spa at Luhačovice. There, Janáček met Kamila Urválková, who had been the subject of an opera by Ludvík Čelanský, "Kamila", where she felt that Čelanský had falsely depicted her personality. After learning that Janáček was a composer, Urválková persuaded Janáček to write another opera to counteract Čelanský's portrait of her.
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.