Simple problem. Black to get a ko for life. Make sure you know the Ko rule before you add a comment to the already very long list.
Author polo
Difficulty 26 kyu (history)
AVG solve time 18 sec
User attempts 43882 / 58236
Genre life and death
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Created 2003-10-26
Source
Stars 2.94  (32 votes)
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Your attempts N/A