雙炮和雙象
2 手
双炮和双象 — "Two Cannons Draw Against Two Elephants" Problem 69 of 橘中秘. Transcribed from http://www.dpxq.com/hldcg/search/view_u_41692.html
2 手
双炮和双象 — "Two Cannons Draw Against Two Elephants" Problem 69 of 橘中秘. Transcribed from http://www.dpxq.com/hldcg/search/view_u_41692.html