album_name: Beethoven: Piano Sonatas Nos. 11, 12, 13 & 14
artists: 531a689ccbcd421cb6afcf5aa22ab1f2
artists: Ludwig van Beethoven
artists: ARTIST_ROLE_COMPOSER
artists: ac3fd849655b41dfaffdda81a69839ca
artists: Maria Grinberg
artists: ARTIST_ROLE_MAIN_ARTIST
name: Piano Sonata No. 12 in A-Flat Major, Op. 26 "Funeral March": I. Andante con variazioni