: ( 648bd)
Black gives atari in the lower right corner.

...

:
The semeai is decided now.

:
We chose a simple line of play here.

There is no way Black could achieve a better result.

Semeai Variation:

Compared to the superordinate variation ...

• White's cumulated gain at the upper edge is two points.
• Black got an additional two points of territory in the left centre.
• Black did not get one point of territory in the lower left centre.

In total, Black lost one point.

White + 2 => White + 3