: ( 648aq)
White connects her two stones in the lower left that were in atari.

:
Black continues with the Main Semeai.

Black plays 2/4 reductions.

With 4/4 reductions, the final scores would be Jigo / White + 6.

Capture Variation:

Compared to the superordinate variation ...

• Black did not capture White's two stones in the lower left, so losing four points.
• White did not capture Black's stone in the lower right, so losing two points.

In total, White gained two points.

Jigo => White + 2

White lost two points overall.

Semeai 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 large ko threat at at the top.
Black's large group in the upper right will not survive the semeai, but Black will capture White's wC-stones in the upper left, and win by about 15 points.

Black will win the game by a large margin.