:: Igo Hatsuyôron 120 (2021)

Variations of Our Solution (IIIb)

Tricking KataGo (Triple-Ko)

VAR (C) (A) (.2) (.2) (.1)

(.5)

: ( 222bv)
White connects at the left edge.

:
Black immobilises White's stones in the upper left corner, also securing some additional points of territory above.

:
White blocks at the top, defending her territory there.

:
Black is able to play the large endgame move at the bottom.

:
White defends her weakness in the guzumi area.

:
Black captures White's two stones in the lower left in return.

:
The Main Semeai continues.

Black must not play any reduction.

After her decision point, White will descend to at the upper edge, Black will connect at .

Capture Variation:

Compared to the super²ordinate variation ...

  • White's cumulated gain in the upper left corner is 15 points.
  • Black's cumulated gain at the top is seven points.
  • Black's cumulated gain in the lower left corner is five points.

In total, White gained three points.

Jigo => White + 3

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