album_name: The Art of Egon Petri (1922-1960)
artists: 531a689ccbcd421cb6afcf5aa22ab1f2
artists: Ludwig van Beethoven
artists: ARTIST_ROLE_COMPOSER
artists: d45f1d2f6cae4aaf8e44eba13c5bd526
artists: Egon Petri
artists: ARTIST_ROLE_MAIN_ARTIST
name: Piano Sonata No. 31 in A-Flat Major, Op. 110: I. Moderato cantabile molto espressivo