Listen to Symphony No. 6 in B Minor, Op. 74 "Pathétique": I. Adagio - Allegro non troppo online. Symphony No. 6 in B Minor, Op. 74 "Pathétique": I. Adagio - Allegro non troppo is an English language song and is sung by Wroclaw Symphonic Orchestra and Natalia Ponomarchuk. Symphony No. 6 in B Minor, Op. 74 "Pathétique": I. Adagio - Allegro non troppo, from the album The Best of Tchaikovsky, was released in the year 2015. The duration of the song is 18:06. Download English songs online from JioSaavn.