"A. Spendiaryan National Academic Opera and Ballet Theater" . . . "Armenian Academic Opera and Ballet Theatre A. Spendiaryan" . . "Armenian National Academic Theatre of Opera and Ballet" . . . . "Yerevan Opera Theatre" . "Opera Theater" . "Opera" . "Yerevan Opera Theatre" . . "1933-01-20" . "Yerevan Opera and Ballet Theatre" . . "Armenian National Academic Theater of Opera and Ballet" . "Yerevan Opera and Ballet Theater" . . . "Armenian National Academic Theatre of Opera and Ballet named after Alexander Spendiaryan" . . . . . "Opera Theatre" . . "Academic Opera and Ballet Theatre" . . . . . . . . "Armenian National Opera" . "1933" . . . . "Small Theatre" . . "A. Spendiaryan opera and ballet Theatre" . . . . . "Armenian Opera Theater" . "Yerevan Opera Theater" .