:: Igo Hatsuyôron 120 (2021)

Variations of Our Solution (IIIb)

Tricking KataGo (Triple-Ko)

VAR (C) (A) (.2)

: ( 222kz)
Black plays the kikashi of Michael Redmond in the bamboo joint.

:
White answers with the atari.

There is no need to reply with the solid connection of , instead.

:
Black protects his territory in the left centre, also continuing with the Main Semeai.

:
White connects her stone in the upper right.

:
White erases her weakness in the upper right corner.

:
White captures at the upper edge.

: ( A 222mv)
Black is able to connect his stone at the upper edge.

However, if he descended to at the lower edge, instead, he would increase his score in the Semeai Varation.

...

:
White starts the endgame on the left side of the board.

Black must not play any reduction.

White will use her sente in the Capture Variation to play the hane of , and to connect at thereafter.

Capture Variation:

Compared to the superordinate variation ...

  • White got an additional point of territory in the centre.

White + 3 => White + 4

Semeai Variation:

Compared to the superordinate variation ...

  • White captured one Black stone less in the centre, so losing one point.

Black + 2 => Black + 3

Copyright © 2021 Thomas Redecker.

Design by Jan van Rongen, modified by Thomas Redecker.

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