Listen to Piano Concerto No. 5 in E-Flat Major, Op. 73 "The Emperor": II. Adagio un poco mosso online. Piano Concerto No. 5 in E-Flat Major, Op. 73 "The Emperor": II. Adagio un poco mosso is an English language song and is sung by Radio Symphony Orchestra Ljubljana, Anton Nanut and Dubravka Tomsic. Piano Concerto No. 5 in E-Flat Major, Op. 73 "The Emperor": II. Adagio un poco mosso, from the album The Greatest Classical Collection Ever: 222 All Time Favorite Classics, was released in the year 2013. The duration of the song is 7:38. Download English songs online from JioSaavn.