: ( 548k)
White pushes in the left centre.

:
Black's reply is forced.

: (129 548kla)
White has to play in the centre first.

Connecting at would be too early and cost her one point (and so the win of the game).

: (A 548klb)
Black connects solidly below White's forcing move.

Playing the tesuji of is possible and will not change the result of the game. But this move would worsen the Semeai Variation by one point.

: (B 548kld)
Black captures White's single stone at the upper edge.

Connecting at in the lower left corner is also possible and will not change the result of the game. But this move would worsen the Semeai Variation by one point.

:
White's move threatens the throw-in at , so Black has to connect solidly.

, :
Black has no eye in the left centre, so White has this tesuji combination at her disposal.

:
White gets two points of territory in the centre.

:
Black plays at the upper edge for the second time.

:
The Main Semeai continues.

, , :
Black is able to destroy four points of potential White territory.

Please note that Black has to capture White's large group in the Semeai Variation at the very end, due to the lack of eyes in his surrounding group in the centre.

Capture Variation:

Compared to the superordinate variation, ...

• Black's cumulated loss in the lower left corner is two points.
• Black's cumulated gain in the upper left is three points (one prisoner, two points of destroyed territory).
• In the left centre, Black did not capture White's wedging stone.
• White gained two points of territory in this area.
• In the top right, Black destroyed two points of White territory.

In total, gains and losses compensate for each other.

White + 1 => White + 1

Semeai Variation:

Compared to the superordinate variation, ...

• Black's cumulated lossin the lower left corner is two points.
• Black's cumulated gain in the upper left is three points (one prisoner, two points of destroyed territory).
• In the left centre, Black did not capture White's wedging stone.
• White gained two points of territory in this area.
• Black captured two additional White stones at the left, so gaining four points.
• In the top right, White captured an additional two Black stones, so gaining two points.

In total, gains and losses compensate for each other.

White + 1 => White + 1