5054505|Piano Quartet in E-Flat Major, Op. 47 - I. Sostenuto assai - Allegro ma non troppo|6837|马友友|441997|Beethoven & Schumann: Piano Quartets （（Remastered））|8612011|538|1|1|0|21529014|8612011|7|0|0|0|12135102|13026802|0|002KS74u1OtRHc|000RogVR2vcBel|000d3h9J4SNC72