Next 7 dan
17. Two step Ko, advantageous for black （黒有利な１手ヨセ劫）. CAUTION: Please consider to avoid real Ko. Difficulty level 2 at mimura15.jp
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Author Onishi T Created 2018-06-30
Difficulty 7 dan (history) Source Original （オリジナル）
AVG solve time 87 sec Stars N/A
User attempts 4 / 65 Collections Self made, Life and Death
Genre life and death ⓢ Your attempts N/A
Similar problems
Created 2018-06-30
Source Original （オリジナル）
Stars N/A
Collections Self made, Life and Death
Your attempts N/A
This feature allows you to explore how other users have tried to solve this problem. The number appearing in an intersection shows how many people went down that particular path. As well as being nice for curiosity's sake, this feature also shows problem creators where they might need to add more explanations of why certain moves don't work.
User Attempts
Name When Result Path
Field Mouse 2024-05-13 06:23:00 Got It B1 C2 C3 B2 A2 C1 D2 A1 D1 A3 B4 B5 A4 D3 A2
— 2023-07-27 04:53:09 Got It B1 C2 C3 B2 A2 C1 D2 A1 D1 A3 B4 B5 A4 D3 A2
— 2023-07-26 14:09:53 Failed B1 C2 C3 B2 A2 C1 D2 A1 A4
— 2023-07-25 16:08:30 Failed B1 C2 C3 B2 A2 C1 D2 A1 A4
— 2020-06-22 16:39:37 Failed D3 C2 B2 C3 D4
— 2018-07-03 13:20:30 Failed C2 D3 D2 B1
— 2018-06-30 11:54:21 Got It B1 C2 C3 B2 A2 C1 D2 A1 D1 A3 B4 B5 A4 D3 A2
Count Result Path
3 Got It B1 C2 C3 B2 A2 C1 D2 A1 D1 A3 B4 B5 A4 D3 A2
2 Failed B1 C2 C3 B2 A2 C1 D2 A1 A4
1 Failed C2 D3 D2 B1
1 Failed D3 C2 B2 C3 D4