:: Igo Hatsuyôron 120 (2015)

Variations of Our Solution (II)

VAR (C) (B)

: ( 324)
Black captures the ko on the upper edge, but will still lose. Please note that we again inserted parts of the Nakade Sequence ( / ).

:
White starts the ko on the right side now.

:
Black would lose the semeai with his group on the bottom, if he connected the hanezeki's tail at , instead.

: (A 327)

Black's atari on the upper edge is no valid ko-threat.

However, giving atari on the left edge at , instead, will not help either.

:
White simply connects the ko.

:
The double ko of / favours White.

:
Black has captured the entire left side, but capturing Black's group in the upper right wins White the game.

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