Rehearsal run before recital in Musikverein, Vienna
Keywords: Valentina, Lisitsa, Beethoven, appassionata, op, 57, schubert, vienna, classical, sonata, piano, bosendorfer, imperial, boesendorfer, Bösendorfer, backhaus, wilhelm, kempff, gilels, Brendel, Uchida, Rubinstein, Serkin, richter, Schnabel, gulda, gould, ベートーヴェン：ピアノ・ソナタ第23番
