:: Igo Hatsuyôron 120 (2021)

Variations of Our Solution (IIIb)

Tricking KataGo (Triple-Ko)

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

(Referenced by 222gr)


: ( 222gn)
Black jumps at the second line, in an attempt to connect his stones along the upper edge.

:
White captures Black's single stone at the upper edge.

White is unable to connect at first. Black will capture White's two stones at the top with , and thereafter win the subsequent fight in the corner, and so the game.

; :
Black connects on the inside.

:
White captures two Black stones.

:
White's previous move was gote, so Black takes the opportunity to play the large endgame move at the bottom.

:
White's push at the left edge is important.

:
As is her throw-in at the upper edge.

:
The Main Semeai continues.

:
White connects, as there is no other large endgame spot remaining.

Black plays 3/3 reductions.

After her decision point, White will give atari at at the upper edge, whereafter Black has to defend at . White will capture at and win the final endgame ko, and so connect at .

Capture Variation:

Compared to the super²ordinate variation ...

  • White's cumulated gain in the upper left corner is eight points.
  • Black destroyed two points of White's territory at the upper edge.
  • Black got an additional point of territory in the left centre.
  • White's cumulated gain at the right is three points.

In total, White gained eight points.

White + 3 => White + 11

Copyright © 2021 Thomas Redecker.

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