Listen to Piano Sonata No. 15 in F Major, K. 533: I. Allegro online. Piano Sonata No. 15 in F Major, K. 533: I. Allegro is an English language song and is sung by Carmen Piazzini. Piano Sonata No. 15 in F Major, K. 533: I. Allegro, from the album Classical Mozart 5, was released in the year 2018. The duration of the song is 9:19. Download English songs online from JioSaavn.