Piano sonata No. 31 in A flat major, op.110: 3. Adagio, man non troppo - Fuga: Allegro, ma non tropp歌词_Piano sonata No. 31 in A flat major, op.110: 3. Adagio, man non troppo - Fuga: Allegro, ma non troppLRC歌词_Ludwig van Beethoven