Variations of Our Solution (IIIb)
Tricking KataGo (Triple-Ko)
VAR (C) (A)
: ( 222iz) | |
: : Giving counter-atari at , instead, is useless, because Black will be unable to win the ensuing ko fight after White captured with . : : : | |
: In principle, he would be able to capture White's stones in the upper left corner with a move at . But in would cost him two moves outside the Main Semeai to fulfil his aim, and so his group at the right would fall prey to the Punishment Semeai. | |
: Black will have to play at , turning the position in the upper left corner into a partial seki. | |
Capture Variation: Compared to the superordinate variation ...
In total, Black gained three points. White + 17 => White + 14 | |