Listen to Piano Sonata No. 8 in A Minor, K. 310: I. Allegro maestoso online. Piano Sonata No. 8 in A Minor, K. 310: I. Allegro maestoso is an Instrumental language song and is sung by Emil Gilels. Piano Sonata No. 8 in A Minor, K. 310: I. Allegro maestoso, from the album Emil Gilels Recitals, Vol. 5 (Live), was released in the year 2004. The duration of the song is 8:57. Download Instrumental songs online from JioSaavn.