Listen to Vivaldi: Concerto for Strings and Continuo in B flat, R.163 "Conca" - 1. (Allegro molto moderato) - Allegro molto online. Vivaldi: Concerto for Strings and Continuo in B flat, R.163 "Conca" - 1. (Allegro molto moderato) - Allegro molto is an Unknown language song and is sung by Venice Baroque Orchestra and Andrea Marcon. Vivaldi: Concerto for Strings and Continuo in B flat, R.163 "Conca" - 1. (Allegro molto moderato) - Allegro molto, from the album Eternal Classical: Vivaldi, was released in the year 2020. The duration of the song is 1:47. Download Unknown songs online from JioSaavn.