Listen to Cello Concerto No. 1 in E-Flat Major, Op. 107: III. Cadenza online. Cello Concerto No. 1 in E-Flat Major, Op. 107: III. Cadenza is an Instrumental language song and is sung by Mstislav Rostropovich, David Oistrakh and Moscow Conservatory Symphony Orchestra. Cello Concerto No. 1 in E-Flat Major, Op. 107: III. Cadenza, from the album Young Slava, was released in the year 2017. The duration of the song is 4:47. Download Instrumental songs online from JioSaavn.