56. Qin and Jin Besiege Zheng
Hundred Variations Manual: 67 classical compositions
22 moves
秦晋围郑 — "Qin and Jin Besiege Zheng" Problem 56 of 百变神妙象棋谱, volume 1 (百变象棋谱（全70局）). Transcribed from http://www.dpxq.com/hldcg/search/view_u_285101.html
Hundred Variations Manual: 67 classical compositions
22 moves
秦晋围郑 — "Qin and Jin Besiege Zheng" Problem 56 of 百变神妙象棋谱, volume 1 (百变象棋谱（全70局）). Transcribed from http://www.dpxq.com/hldcg/search/view_u_285101.html