Listen to Klaviersonate in A Major, D. 959: I. Allegro online. Klaviersonate in A Major, D. 959: I. Allegro is an English language song and is sung by Wilhelm Ohmen. Klaviersonate in A Major, D. 959: I. Allegro, from the album Schubert: Sonaten, Op. 143 und Op. posth., was released in the year 2016. The duration of the song is 15:26. Download English songs online from JioSaavn.