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Black plays Cheng's Tenuki in the lower left, in order to defend his upper left corner, and to threaten White's territory at the top.

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White captures Black's single stone, in sente.

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Cheng's Bump in the left centre must be played before defending the top, as blocking at the top with is gote.

Capture Variation:

Compared to the superordinate variation, ...

• Black got an additional point of territory in the upper left corner.
• Black destroyed one point of White's territory at the top.
• White captured Black's stone in the lower left, so gaining two points.

In total, gains and losses compensate for each other.

Black + 1 => Black + 1

2041