Variations of Our Solution (IIIb)
Dany's Ko: Joachim's No-Ko-Threats
VAR
(.1)

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Please note that this move loses one point in both Main Variations, and additionally one tempo in the Main Semeai. |
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After Black sacrificed one stone in the guzumi area, it is no longer desirable for White to win the ko in the left corner.
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Black must not play any reduction. |
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Capture Variation: Compared to the superordinate variation ...
In total, Black lost one point. White + 2 => White + 3 |
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Semeai Variation: Compared to the superordinate variation ...
In total, Black gained three points. White + 2 => Black + 1 |

648qc
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in the lower left corner, in order to do so, she would revert to the scores of the superordinate variation. Both sides would have played a disadvantageous ko threat at the very end of the ko fight, at the cost of one point each.
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