Listen to Piano Sonata No. 17 in D Minor, Op. 31 No. 2: III. Allegretto online. Piano Sonata No. 17 in D Minor, Op. 31 No. 2: III. Allegretto is an Instrumental language song and is sung by Heinrich Neuhaus, Nikolai Golovanov and Grand Symphony Orchestra of All-Union National Radio Service and Central Television Netw.... Piano Sonata No. 17 in D Minor, Op. 31 No. 2: III. Allegretto, from the album Heinrich Neuhaus. Collection, was released in the year 2018. The duration of the song is 5:54. Download Instrumental songs online from JioSaavn.