The seating arrangement of the two pianos was the same as at their duo recital a year ago, but this time pianist Yunchan Lim, 22, and his teacher Sohn Min-soo, a professor at the New England Conservatory in Boston, took the stage not simply as teacher and student, but as artistic partners. At the KBS Symphony Orchestra's special concert marking its 70th anniversary at Lotte Concert Hall in Seoul, July 22, Lim stood at the center of the performance, revealing a more flexible and profound musical maturity, supported by Sohn's steadfast presence. Led by Japanese conductor Masato Suzuki, the orchestra also departed from its usual stage setup. The second violins were placed on the far right of the stage, while the cellos were moved beside the first violins to create a more spatially defined sound. The concert opened with the overture to Mozart's "Don Giovanni," an opera with historical significance for the orchestra, which performed it during the National Opera of Korea's first Korean production in 1962. The orchestra's nimble and energetic playing immediately set a celebratory tone. The high