Listen to Violin Sonata No. 26 in B-Flat Major, K. 378 (arr. L. Slavinsky for oboe and piano): I. Allegro moderato online. Violin Sonata No. 26 in B-Flat Major, K. 378 (arr. L. Slavinsky for oboe and piano): I. Allegro moderato is an English language song and is sung by Alexei Ogrintchouk. Violin Sonata No. 26 in B-Flat Major, K. 378 (arr. L. Slavinsky for oboe and piano): I. Allegro moderato, from the album Mozart: Oboe Concerto - Oboe Quartet - Sonata, was released in the year 2013. The duration of the song is 9:05. Download English songs online from JioSaavn.