Listen to Piano Sonata in E-Flat Major, Hob. XVI:49: I. Allegro online. Piano Sonata in E-Flat Major, Hob. XVI:49: I. Allegro is an Instrumental language song and is sung by Dmitri Bashkirov. Piano Sonata in E-Flat Major, Hob. XVI:49: I. Allegro, from the album Dmitri Bashkirov, Piano, was released in the year 2015. The duration of the song is 5:12. Download Instrumental songs online from JioSaavn.