KyuExercise40/Attempts

Sub-page of KyuExercise40
[Diagram]

Black to play and live. No seki.

impu1se: I think this is right. White must play to keep black from making an eye. Black will now live due to the double ko. However, white has a nice source of ko threats.

IlyaM: Yep, this is correct solution. Playing B7 before B5 also works. Fortunaly in my game where this position appeared it appeared very late in the game so there was no ko-fights.



[Diagram]

Another way

[Diagram]

continue

if white play at B2, black W1 live.

[Diagram]

if White a...

[Diagram]

Black Live. No seki

[Diagram]

if White b... still the same

W3 can also play at c, but no difference made.


- billyswong

[Diagram]

Another way for White

Bill: Through W6 the result is seki.


This is a copy of the living page "KyuExercise40/Attempts" at Sensei's Library.
(OC) 2005 the Authors, published under the OpenContent License V1.0.
[Welcome to Sensei's Library!]
StartingPoints
ReferenceSection
About