: ( 222ar)
White defends her territory at the top.

: (116 222at)
Black blocks immediately.

He would not benefit from pushing at the right with , instead.

:
The Main Semeai continues.

Black plays 1/1 reduction.

Capture Variation:

Compared to the superordinate variation ...

• White's cumulated gain at the top is two points.
• Black destroyed one point of White's territory in the upper right corner.

In total, White gained one point.

Black + 1 => Jigo

Semeai Variation:

Compared to the superordinate variation ...

• White's cumulated gain at the top is two points.
• White captured an additional Black stone in the upper right corner, so gainng one point.

In total, White gained three points.

Black + 4 => Black + 1