: ( 648aa)
Black gives atari at White's two stones in the lower left.

(Referenced by 648cx; 648gn; 648gu; 648id; 648im; 648mk; 648nx; 648nz)

: (A 648og; B 648om; C 648on)
It is best for White to connect,

Choosing Dany's Sacrifice, instead, is a mistake.
Throwing in at in the lower left corner, or blocking at the top with , instead, will be one point worse overall.
Connecting with at the upper edge, instead, will be even worse.

:
Black plays KataGo's solid connection.

: (A 648oo; B 648op)
It is best for White to throw-in in the lower left corner.

Blocking at the top with will cost White one point overall.
Connecting her single stone at the upper edge with is even worse for her.

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

:
White blocks at the upper edge.

: (139 648oq)
We insert Black's kikashi in the hanezeki just now, for some detailed explanations of this issue.

There is no need to hurry with this move for Black, because White will not want to prevent it by playing at .

:
We reverted to the main line of this section, this time with the moves played in the correct order.

Black must not play any reduction.

The game will end with the final scores of White + 2 / Black + 4.