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
Janko Kastelic In 2002 he won the position as an assistant in the Vienna State Opera, where he also conducted performances of "Das Traumfresserchen", "Aladdin" and "Bastien und Bastienne". He has prepared works for the Klangbogen Festival Vienna and the Salzburger Festspiele and was the conductor of the TU Orchester Wien, where he led novel orchestra concerts focusing on French and Classical repertoire. He was responsible for the demanding choruses in "Moses und Aron" by Arnold Schoenberg at the Vienna State Opera in March 2007. In 2008 he conducted performances of "Die Fledermaus" by Johann Strauss at the Musik Theater Schönbrunn in