ASTANA. KAZINFORM Opera soloists and the choir are actively preparing for the tour, which will take place on May 27 in Karaganda at the Shalqyma Concert Hall. A bright gala program and a concert version of Rachmaninoff’s opera Aleko were prepared for the discerning audience. Throughout the musical evening, the artists’ performances will be accompanied by the Yerkegali Rakhmadiyev Karaganda Academic Symphony Orchestra under the baton of the Honored Worker of Kazakhstan Pyotr Gribanov, the press office of Astana Opera reported.