Listen to Symphony No. 5 in B-Flat Major, D. 485: I. Allegro online. Symphony No. 5 in B-Flat Major, D. 485: I. Allegro is an English language song and is sung by Slovak Philharmonic Orchestra. Symphony No. 5 in B-Flat Major, D. 485: I. Allegro, from the album A Guided Tour of the Romantic Era, Vol. 3, was released in the year 2013. The duration of the song is 7:14. Download English songs online from JioSaavn.