Chopin / Arr. Abrams for Tuba Quartet - Mazurka No. 47 in A Minor, Op. Posth. 68 No. 2 (肖邦 / 艾布拉姆斯改编为大号四重奏 - a小调第47号玛祖卡，Op. Posth. 68 No. 2)