: ( 222er)
White plays KataGo's crosscut.

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Black plays tenuki, in order to occupy the large endgame point at the top.

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White forces once at the top.

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Thereafter, she connects her two stones in the lower left.

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Black has sufficient Main Semeai Liberties available, so he can play this push at the top, in sente.

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He is also able to capture White's single stone at the upper edge.

; :
In principle, Black plays 1/1 reduction.

Gaining profit outside the Main Semeai area will benefit Black in the Semeai Variation.

Capture Variation:

Compared to the superordinate variation ...

• Black's cumulated gain in the upper left and the top is two points.
• White captured Black's stone in the lower left, so gaining two points.
• White captured Black's stone in the lower right, so gaining two points.

In total, White gained two points.

White + 2 => White + 4

Semeai Variation:

Compared to the superordinate variation ...

• Black's cumulated gain in the upper left and the top is two points.
• White captured Black's stone in the lower left, so gaining two points.
• White captured one Black stone less in the lower right, so losing two points.

In total, White lost two points.

Black + 3 => Black + 5