:: Igo Hatsuyôron 120 (2026)

The Non-Main-Semeai Solutions

Just Before the End of the Crosscut-Sequence

Variation Type White Q17E15

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28b plays the Guzumi just before the completion of the Crosscut-Sequence.

40b takes the opportunity to push into Black's upper left corner with (instead of the usual move at ).

Black may have reduced White's territory in the upper right corner to various degrees before ( / ).

Black may have done without the forcing exchange / at the bottom.

In the course of the Crosscut-Sequence, Black may have done without the exchange of for .

Variation Type White P18E15

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28b plays the Guzumi just before the completion of the Crosscut-Sequence.

40b takes the opportunity to push into Black's upper left corner with (instead of the usual move at ).

Black may have reduced White's territory in the upper right corner to various degrees before ( / ).

Black may have done without the forcing exchange / at the bottom.

In the course of the Crosscut-Sequence, Black may have done without the exchange of for .

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