The two pianos version (op. 56b), as Brahms most important work of its kind, illustrated how he took advantage of the strength of two pianos to arrange multiple voices with expertise.

• 作品五十六b的双钢琴版本，更是布拉姆斯在双钢琴领域中最重要作品，曲中随处可见布拉姆斯运用双钢琴的优势，支配多声部线条的成熟度。