:: Igo Hatsuyôron 120 (2021)

Variations of Our Solution (IIIb)

Tricking KataGo (Triple-Ko)

VAR (C) (A) (.3)

: ( 222nb)
Black captures White's single stone in the upper right.

:
White secures two eyes for her centre group.

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

He is unable to connect with , instead, as he would fall prey to the Punishment Semeai thereafter.

:
White plays hane at the upper edge.

It will not affect the final scores of the game, if she keeps this move until after her decision point.

Black plays 0/1 reduction.

Before the end of the game, Black will have to connect at .

Capture Variation:

Compared to the superordinate variation ...

  • White captured Black's stone at the lower edge, so gaining two points.
  • Black's cumulated gain in the upper right is three points.

In total, Black gained one point.

White + 2 => White + 1

Semeai Variation:

Compared to the superordinate variation ...

  • White captured Black's stone at the lower edge, so gaining two points.
  • White captured an additional Black stone in the upper right, so gaining two points.
  • White lost one point of territory in the upper right corner.

In total, Black lost three points.

Jigo => White + 3

Copyright © 2021 Thomas Redecker.

Design by Jan van Rongen, modified by Thomas Redecker.

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