New Story Line 2022
Joachim's Hiki at the Upper Edge
(Joachim's Ko-Semeai #1)
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You might wonder whether Black could White live independently at the left edge, in exchange for an attack at White's centre group.
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White would lose just a few points by immediately recapturing the ko.
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Black is unable to approach White's corner group with |
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Black cannot compensate for his large loss in the upper left corner. White will win the game by a large margin. |

2034
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at the upper edge himself in the course of that semeai.
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: Black gives atari again.
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, as White would capture with
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