ISTANBUL The world premiere of the opera “ Gilgamesh ,” staged by the Istanbul State Opera and Ballet (IDOB), took place on the night of May 17 at the 16th International Istanbul Opera and Ballet Festival. Speaking before the performance at the Atatürk Cultural Center ( AKM ), State Opera and Ballet General Director and Artistic Director Tan Sağtürk noted that they had broken audience records throughout the season. “In this highly productive period in which we staged 44 premieres, one of our