Listen to Piano Sonata No. 4 in E-Flat Major, Op. 7: III. Allegro online. Piano Sonata No. 4 in E-Flat Major, Op. 7: III. Allegro is an English language song and is sung by Peaceful Music Baby Club. Piano Sonata No. 4 in E-Flat Major, Op. 7: III. Allegro, from the album Peaceful Music for Children's Education – Classical Music for Baby, Instrumental Songs, Brilliant Toddler, Beethoven for Kids, was released in the year 2017. The duration of the song is 2:39. Download English songs online from JioSaavn.