Listen to Sonata Movement in B-flat Major for Two Pianos (fragment), K. Anh. 43 (375c) online. Sonata Movement in B-flat Major for Two Pianos (fragment), K. Anh. 43 (375c) is an English language song and is sung by Duo Crommelynck. Sonata Movement in B-flat Major for Two Pianos (fragment), K. Anh. 43 (375c), from the album Fragments & Unfinished Works For Piano, Two Pianos & Piano Four Hands, was released in the year 1991. The duration of the song is 1:13. Download English songs online from JioSaavn.