New Story Line 2022
Joachim's Hane at the Top
(Joachim's Ko-Semeai #2)
VAR
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: ( 100 2030e) However, it would be better for him to play at , instead, creating another ko-shape in the right centre. This alternative option will become KataGo's favourite only after a quite long thought. Contrary to that, creating a larger eye in the centre (with , , ) would be a mistake. : ( 100 2030f) Only after a very long thought did KataGo change its preference to the "quiet", very solid move at , which destroys Black's hopes for creating another ko-shape in the right centre. However, I do not want to exclude the possibility that this observed effect is merely a consequence of too low a reverse-komi. : ( 100 2030g) Once again, only after much thought did KataGo change its preference to the throw-in with . : Playing at , instead, would be mistaken here, largely reducing the size of her forthcoming win. : : | |
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: : Black is unable to approach White's centre group with ; , as White would capture with . Black's connected hanezeki group is dead, as White could take it off the board, starting with a move at , so resolving the temporary seki in the centre. White will win the game by a very large margin. | |