第438局 左右并攻

《适情雅趣》卷五：九十局古谱残局

7 手

左右并攻 — "Attacking from Left and Right Together" Problem 438 of 適情雅趣, volume 5 (卷五). Transcribed from http://www.dpxq.com/hldcg/search/view_u_43155.html