Tsumego Hero
  • Sprint Intuition Rejuvenation Refinement
    2k (1986)

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    DuskEagle:
    When the problem is in the top-left, B18 also works for white's first move. If black E18, white D19, black B19, white A19, black B16, white 17 lives without ko.
    d4rkm4tter:
    Your moves have been added.
    19. September 2020
    02:29
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