Listen to Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor Concerto": II. Adagio un poco mosso online. Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor Concerto": II. Adagio un poco mosso is an English language song and is sung by Various Artists. Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor Concerto": II. Adagio un poco mosso, from the album 50 Enchanting Classics for Relaxation, was released in the year 2012. The duration of the song is 6:51. Download English songs online from JioSaavn.