A violin sonata by this composer opens with the piano playing an unaccompanied tone-row theme in both hands spaced two octaves apart, before the soloist enters in the 9th bar. Beethoven’s Moonlight Sonata is quoted in the adagio final movement of this composer’s Viola Sonata, his final work. Six adagio movements make up this composer’s (-5[1])15th and final string quartet. This composer wrote another quartet while in Dresden to create the score (15[2])for the film (*) Five Days, Five Nights. That C-minor 8th string quartet makes extensive use of the theme “D, E-flat, C, B-natural,” a musical cryptogram of this composer’s name. For 10 points, what Soviet composer commemorated WWII soldiers in a quartet dedicated to “victims of fascism and war” and his “Leningrad” Symphony? (10[2])■END■