: ( 648je)
White establishes two points of territory in the left centre.

:
Black captures White's single stone at the upper edge.

:
White blocks at the upper edge.

Black plays 2/4 reductions.

Please assume the rejection of Dany's Sacrifice (, ) played before.

Black will connect at before the end of the game in the Capture Variation.

At White's decision point, Black's large group in the upper right will have nine liberties, eight direct ones (), and one approach-move liberty ().
White on her side will suffer from the final ko in the upper right centre - found by Joachim ( 648ag) - that depends on the existence of two White cutting points in the centre (), and Black's ko threat at in the left centre.
Black's large group in the upper right will not survive the semeai, but Black will capture White's two wC-stones.

Capture Variation:

Compared to the superordinate variation ...

• Black's cumulated gain at the upper edge is two points.
• White got two points of territory in the left centre.

In total, gains and losses compensate for each other.

White + 2 => White + 2

Semeai Variation:

Compared to the superordinate variation ...

• Black's cumulated gain at the upper edge is two points.
• Black got an additional point of territory in the left centre.
• Black captured White's two stones in the left centre so gaining four points.

In total, White lost seven points.

White + 2 => Black + 5