Variations of Our Solution (IIIb)
Tricking KataGo (Triple-Ko)
VAR (C) (A) (.2) (.2) (.2) (.1)
(Referenced by 222gx) : ( 222gn) Again, White does not lose a Main Semeai Liberty here, as her hane creates an approach-move liberty in the corner. | |
: (A 222hh ; 122 222hi ; 125 222hj) Capturing White's stones by giving atari at , instead, is a grave mistake. Preempting White's hane at by occupying that point himself will lose some points unnecessarily. : She might consider blocking at the top with , instead, but will not really benefit from this alternative approach. | |
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: : Black could cut through at the top, starting with , instead. However, he would lose some points if he really did. : Here, in this ko fight - contrary to that in the superordinate variation - she would not benefit by ignoring Black's previous move. White would still win the game, but by about six points only. |
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: : Forcing moves in the hanezeki, and in the upper right, are available for Black as ko threats, because there will be no semeai with White's centre group here. Please note that Black could cut through White's forces at the top at any time he wants with a move at (but he would not benefit from this means, as already mentioned above). : : |
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: It is still worse for him to cut through at , instead. |
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: : : | |
: White wins the game by 15 points. | |