: ( 648io)
Black plays the "usual" connection in answer to White's attachment.

:
White secures her just played stone.

: (A 648is)
Black defends his lower left corner first.

He will be caught by a sudden surprise, if he forces with , instead.

: (A 648it; B 648iu)
White connects her single stone at the upper edge.

Here, blocking with , and playing the forcing move of for creating territory in the centre, will achieve the same final scores.

:
Black pushes at the top.

:
And then he destroys White's potential territory in the left centre.

Black plays 3/4 reductions.

Please assume the rejection of Dany's Sacrifice and Black's second kikashi in the hanezeki (, ) played before.

Capture Variation:

Compared to the superordinate variation ...

• Black did not get any territory in the left centre, so losing one point.
• White did not capture one Black stone in the left centre, so losing one point.

In total, gains and losses compensate for each other.

White + 1 => White + 1

Semeai Variation:

Compared to the superordinate variation ...

• Black did not get any territory in the left centre, so losing one point.
• White did not capture one Black stone in the left centre, so losing one point.

In total, gains and losses compensate for each other.

White + 1 => White + 1