第139局 二收袁达
31 手
二收袁达 — "Second Taking of Yuan Da" Problem 139 of 渊深海阔. Transcribed from http://www.dpxq.com/hldcg/search/view_u_245700.html
31 手
二收袁达 — "Second Taking of Yuan Da" Problem 139 of 渊深海阔. Transcribed from http://www.dpxq.com/hldcg/search/view_u_245700.html