:: Igo Hatsuyôron 120 (2021)

Variations of Our Solution (Ib)

KataGo's 2021 Solution

VAR (.3) (.3)

: ( 58bc)
White captures the hanezeki's tail.

:
Black recaptures.

:
White pushes at the left edge.

:
Black defends indirectly.

:
White secures two points of territory in the left centre.

:
Black defends in the lower left.

; :
These two moves are miai.

:
The dissolving of the hanezeki continues.

Capture Variation:

Compared to the super²ordinate variation, ...

  • The territorial effect of the different play in the upper left corner and at the top is zero.
  • Black's cumulated gain in the nakade area is four points.
  • White's cumulated gain in the left centre is five points.
  • White's cumulated gain in the lower left corner is two points.
  • White got an additional point of territory in the right centre.
  • Black captured White's stone in the right centre, so gaining two points.
  • White did not capture Black's stone in the lower right, so losing two points.

In total, gains and losses compensate for each other.

White + 1 => White + 1

Copyright © 2021 Thomas Redecker.

Design by Jan van Rongen, modified by Thomas Redecker.

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