: ( 222gh)
Black plays hane at the upper edge.

:
White calmly connects at the outside, preparing for a severe attach on Black's upper left corner.

Please note that White does not cut at , instead, to not strengthen Black unnecessarily.

Black will not suffer severe damage in the corner, so starting White's manoeuvre by pushing with at the left edge brings no benefit whatsoever.

: (B 222gj)
Black connects solidly on the inside, leaving no cutting point for White to exploit.

Solidly connecting at , instead, would be a grave mistake.

:
White blocks at the upper edge, in sente.

:
Thereafter, she connects her single stone in the right centre.

:
Black reduces White's territory at the top a bit.

:
The Main Semeai continues.

Black plays 1/1 reduction.

Capture Variation:

Compared to the superordinate variation ...

• White's cumulated gain in the upper left corner is one point.
• At the top, one point of White's territory changed place, so the net effect is zero.
• Black destroyed one point of White's territory in the upoer right corner.
• White captured Black's stone in the lower right, so gaining two points.

In total, gains and losses compensate for each other.

White + 1 => White + 1

Semeai Variation:

Compared to the superordinate variation ...

• White's cumulated gain in the upper left corner is one point.
• At the top, one point of White's territory changed place, so the net effect is zero.
• White captured one Black stone more in the upper right corner, so gaining one point.
• White captured one Black stone less in the lower right, so losing two points.
• Black captured one White stone less at the left edge, so losing two points.

In total, gains and losses compensate for each other.

Black + 5 => Black + 5