第482局 保障若石
74 手
保障若石 — "A Bulwark Like Stone" Problem 482 of 適情雅趣, volume 6 (卷六). Transcribed from http://www.dpxq.com/hldcg/search/view_u_43199.html
74 手
保障若石 — "A Bulwark Like Stone" Problem 482 of 適情雅趣, volume 6 (卷六). Transcribed from http://www.dpxq.com/hldcg/search/view_u_43199.html