Listen to Piano Concerto in A Minor, Op. 16: I. Allegro molto moderato online. Piano Concerto in A Minor, Op. 16: I. Allegro molto moderato is an English language song and is sung by Radio Symphony Orchestra Ljubljana, Anton Nanut and Dubravka Tomsic. Piano Concerto in A Minor, Op. 16: I. Allegro molto moderato, from the album Top 100 Power Classics: The Most Dynamic Classical Music of All Time, was released in the year 2013. The duration of the song is 13:37. Download English songs online from JioSaavn.