Turkish State Opera and Ballet which was subsequently transformed into Ankara State Conservatory. The two lecturers were offered permanent posts at the conservatory, an offer which Paul Hindemith was not able to accept. Nevertheless, he kept visiting Ankara and inspecting the activities at the music school. Carl Ebert stayed in Ankara as the director of the conservatory theatre school and opera studio for the following nine years. On May 16, 1940, the State Conservatory was firmly established under law, comprising music, opera, ballet, and theatre schools. The first performance staged by the students of the conservatory was Mozart's one-act comic opera Bastien und Bastienne, performed
Zar und Zimmermann Zar und Zimmermann Zar und Zimmermann ("Tsar and Carpenter") is a comic opera in three acts, music by Albert Lortzing, libretto by the composer after Georg Christian Römer's "Der Bürgermeister von Saardam, oder Die zwei Peter", itself based on the French play "Le Bourgmestre de Saardam, ou Les deux Pierre" by Anne-Honoré-Joseph Duveyrier de Mélésville, Jean-Toussaint Merle, and Eugène Centiran de Boirie. Ultimately, it goes back to the historical Grand Embassy of Peter the Great. Gaetano Donizetti had set the same story in his 1827 opera "Il borgomastro di Saardam". The opera was first performed at the Stadttheater in Leipzig,