12 Violin Concertos, Op. 9 "La cetra" / Concerto No. 9 in B-Flat Major fo 2 Violins, RV 530 - Vivaldi: 12 Violin Concertos, Op. 9 "La cetra" / Concerto No. 9 in B-Flat Major fo 2 Violins, RV 530: 2. Largo e spiccato