黑先 死活题 4K
黑先 死活题 4K
东野弘昭九段创作 编辑题目
由kenny提供 编号:Q-144853 2965 对 / 2582 错 落点分布
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![]() | wx_3026993319429 写于 2020-10-3 03:19简单 |
![]() | 兰锦鹏 写于 2020-12-15 11:13差点错了,幸好对了 |
![]() | w_51270067193729 写于 2022-8-12 13:22呸 |
![]() | psygo 写于 2024-12-24 20:13@kenny Shouldn't you play N19 first? It takes a liberty from the O18 stones, and it also generates ko threats. It's admittedly a bad exchange for the outside, but it could be crucial for living. |