Listen to Piano Trio in B-Flat Major, Op. 11: I. Allegro con brio online. Piano Trio in B-Flat Major, Op. 11: I. Allegro con brio is an Instrumental language song and is sung by Anatoly Sheludyakov, Sergey Sorokin and Yuri Semyonov. Piano Trio in B-Flat Major, Op. 11: I. Allegro con brio, from the album Cello Music of the 19th-20th Centuries, was released in the year 2008. The duration of the song is 9:56. Download Instrumental songs online from JioSaavn.