Great Fugue In B-Flat Major, Op. 134: I. Overtura - Allegro Fuga, Allegro, Meno Mosso e Moderato, Allegro, Allegro Molto e Con Brio (降B大调大赋格曲，作品134：第一乐章 序曲 - 快板赋格曲，快板，稍慢的中板，快板，富有生气的快板) (arranged for piano four hands) (Arranged for Piano Four Hands)