Listen to Beethoven: Triple Concerto in C Major, Op. 56 - 1. Allegro online. Beethoven: Triple Concerto in C Major, Op. 56 - 1. Allegro is an Unknown language song and is sung by Myung-Whun Chung, Chung Trio and Philharmonia Orchestra. Beethoven: Triple Concerto in C Major, Op. 56 - 1. Allegro, from the album Orchestral Beethoven, was released in the year 2020. The duration of the song is 17:36. Download Unknown songs online from JioSaavn.