Listen to Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco moto – online. Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco moto – is an Unknown language song and is sung by Wilhelm Kempff, Berliner Philharmoniker and Ferdinand Leitner. Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco moto –, from the album 50 Piano Masterworks, was released in the year 2015. The duration of the song is 7:36. Download Unknown songs online from JioSaavn.