第528局 固守無虞
1 手
固守无虞 — "Holding Fast Without Alarm" Problem 528 of 適情雅趣, volume 6 (卷六). The source gives its answer in prose rather than as a line, which is what a draw study usually needs: 「相炮保和局」 「红炮掩护中路，黑车破相无门，官和。」 Transcribed from http://www.dpxq.com/hldcg/search/view_u_43245.html