: ( 648mp)
Black defends his lower left corner.

:
White connects her single stone at the upper edge.

Black plays 2/3 reductions.

Please assume Black's second kikashi in the hanezeki (, ) played before.

Capture Variation:

Compared to the superordinate variation ...

• White's cumulated gain at the top is two points.
• Black's cumulated gain in the lower left corner is two points.

In total, gains and losses compensate for each other.

White + 2 => White + 2

Semeai Variation:

Compared to the superordinate variation ...

• White's cumulated gain at the top is two points.
• Black's cumulated gain in the lower left corner is two points.
• Black captured one White stone less in the lower left corner, so losing two points.

In total, Black lost two points.

Jigo => White + 2