Piano Sonata No. 31 in A-Flat Major, Op. 110: I. Moderato cantabile molto espressivo

歌曲	Piano Sonata No. 31 in A-Flat Major, Op. 110: I. Moderato cantabile molto espressivo
歌手	Ludwig van Beethoven
歌手	Rudolf Serkin
专辑	Beethoven: Piano Sonata No. 31, Sviatoslav Richter vs. Rudolf Serkin