Listen to Sonata for Two Pianos (1943 – 1944): 1. Moderato online. Sonata for Two Pianos (1943 – 1944): 1. Moderato is an Instrumental language song and is sung by Alexei Lubimov and Alexei Zuev. Sonata for Two Pianos (1943 – 1944): 1. Moderato, from the album Stravinsky: Piano Duets, was released in the year 2016. The duration of the song is 4:24. Download Instrumental songs online from JioSaavn.