Listen to J.S. Bach: Sinfonia (3-Part Invention) No. 14 in B-Flat Major, BWV 800 online. J.S. Bach: Sinfonia (3-Part Invention) No. 14 in B-Flat Major, BWV 800 is an Unknown language song and is sung by Janine Jansen, Maxim Rysanov and Torleif Thedéen. J.S. Bach: Sinfonia (3-Part Invention) No. 14 in B-Flat Major, BWV 800, from the album "Réjouissance" - Bach, was released in the year 2025. The duration of the song is 1:09. Download Unknown songs online from JioSaavn.