:: Igo Hatsuyôron 120 (2021)

Variations of Our Solution (Ib)

KataGo's 2021 Solution

VAR (.1)

: ( 58ac)
KataGo likes to play the wedge in the left centre for settling the shape in this area.

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As a matter of course, Black gives atari from the outside.

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White sacrifices a second stone, threatening the combination of and .

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Black connects below.

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White's atari erases the territorial potential of a Black move at .

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Black captures White's sacrificed stones.

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This atari ends the exchange in the upper left centre.

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White's peep is sente, played here to simplify the presentation.

Black is par with the Punishment Semeai Liberty Level, so White could have played this move even after her decision point.

Compared to the superordinate variation, ...

  • Black captured two White stones in the left centre.
  • White destroyed two points of Black's territory there

In total, gains and losses compensate for each other.

The final scores of the game will become White + 2 / Black + 4.

Copyright © 2021 Thomas Redecker.

Design by Jan van Rongen, modified by Thomas Redecker.

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