:: Igo Hatsuyôron 120 (2021)

Variations of Our Solution (IIIb)

Tricking KataGo (Triple-Ko)

VAR (C) (A)

: ( 222nb)
White plays the wedge in the left centre.

:
Black gives atari from the outside.

:
White plays KataGo's bad shape move.

: (132 222nr)
Black connects immediately, defending his cutting point in the centre.

White's previous move lost one tempo in the Main Semeai, in principle. Black might consider taking the large endgame point of at the upper edge, instead.
The final scores of the game will remain unaffected.

:
The Main Semeai continues.

Black must not play any reduction.

Before the end of the game Black must connect at .

Capture Variation:

Compared to the superordinate variation ...

  • White destroyed two points of Black's territory in the left centre.
  • Black captured a White stone there, so gaining one point.

In total, White gained one point.

White + 2 => White + 3

Semeai Variation:

Compared to the superordinate variation ...

  • White destroyed two points of Black's territory in the left centre.
  • Black captured a White stone there, so gaining one point.
  • Black captured one White stone more at the left, so gaining two points.

In total, White lost one point.

Jigo => Black + 1

Copyright © 2021 Thomas Redecker.

Design by Jan van Rongen, modified by Thomas Redecker.

L e g a l   n o t i c e