: ( 222ev)
White plays KataGo's immediate crosscut.

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It follows the well-known sequence in the upper left corner.

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The endgame continues in the lower left.

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Black takes the opportunity to occupy to defend his position in the upper left corner, instead of connecting his stone at the lower edge.

: (A 222ex C 222ey)
White's wedge in the left centre is advantageous for her, even if Black has captured her two stones in the lower left before.

Immediately playing KataGo's bad-shape move at would be too unimaginative. Black would be able to block immediately with here.

Before finding White's surprising tesuji, it would have been even better for her to do nothing in the left centre, and to continue with the Main Semeai, instead.

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Now the time has come for the bad-shape move in the left centre.
Please note that this move does not lose a tempo in the Main Semeai, due to Black's forthcoming shortage of liberties in that area.

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Black has to defend this cutting point - sooner or later.

Black must not play any reduction.

After her decision point, White will connect at at the upper edge. Black will push at , forcing White to block with .

But what about Black N12 in the Capture Variation???

Capture Variation:

Compared to the superordinate variation ...

• White's cumulated loss in the upper left and the top is one point.
• Whtie captured Black's stone in the lower left, so gaining two points.

In total, White gained one point.

White + 3 => White + 4

Semeai Variation:

Compared to the superordinate variation ...

• White's cumulated loss in the upper left and the top is one point.
• Whtie captured Black's stone in the lower left, so gaining two points.

In total, White gained one point.

Black + 2 => Black + 1