: ( 648ds)
White stops Black from playing his kikashi in the hanezeki.

:
Black pushes at the top.

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White inserts her kikashi in the lower left corner, threatening to kill Black's left side, before answering at the top.

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Black captures White's single stone at the upper edge.

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White plays her kikashi in the hanezeki.

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White blocks at the upper edge.

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Black connects.

Otherwise, White will gain in the Capture Variation, while losing the Semeai Variation by a large margin.

:
The Main Semeai continues.

Black plays 2/2 reductions.

Black will have to capture at before the end of the game.

Capture Variation:

Compared to the superordinate variation ...

• Black's cumulated gain at the upper edge is two points.
• Black did not destroy one point of White's territory in the upper right corner.
• Black lost one point of territory in the hanezeki.

In total, gains and losses compensate for each other.

White + 2 => White + 2

Semeai Variation:

Compared to the superordinate variation ...

• Black's cumulated gain at the upper edge is two points.
• Black did not destroy one point of White's territory in the upper right corner.
• White captured one Black stone less in the upper right corner, so losing one point.
• White got an additional point of territory in the hanezeki.

In total, White lost two points.

White + 2 => Jigo