Piano Sonata No. 21 In C Major, Op. 53 -"Waldstein" - Beethoven: Piano Sonata No. 21 In C Major, Op. 53 -"Waldstein" - 3. Rondo (Allegretto moderato - Prestissimo) (C大调第21号钢琴奏鸣曲，作品53“华尔斯坦” - 第三乐章 回旋曲 - 中庸的小快板，最急板)