: ( 222ev)
Black wants to maximise his corner territory, and so connects at the outside.

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With this jump to the edge of the board, White starts exploring the hidden weaknesses of Black's top left corner.

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Black's bump is one option here that defends his cutting point to the right, and also stops the creation of a seki in the corner.

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White's push threatens to connect along the edge.

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Therefore, Black has to block.

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White continues with the endgame in the lower left.

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It seems best for Black to connect.

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White continues testing Black in the upper left corner.

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White is unable to reach a seki in the upper left corner, so Black defends his potential territory in the left centre.

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White starts forcing from the outside, securing th borders of her territory at the top.

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White captures the ko at the left edge.

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Black is forced to connect, as he is unable to fight a ko here.

Black plays 1/1 reduction.

After her decistion point, White will capture at , Black will capture at , and White will connect at eventually.
It does not make sense for White to fight the ko at .

Capture Variation:

Compared to the superordinate variation ...

• White's cumulated gain in the upper left corner is three points.
• Black's cumulated gain in the left centre is one point.
• Black destroyed one point of White's territory in the upper right corner.

In total, Black lost one point.

White + 3 => White + 4

Semeai Variation:

Compared to the superordinate variation ...

• White's cumulated gain in the upper left corner is three points.
• Black's cumulated gain in the left centre is one point.
• White captured an additional Black stone in the upper right corner, so gaining one point.

In total, Black lost three points.

Black + 2 => White + 1