Alex Weldon: If ko threats favor Black, I don't see any perfect moves for White, because a doesn't seem to work. The best I can come up with is this. threatens a ko for the corner at
, so Black connects there, and
connects the White group to safety outside, because
and
have a monkey jump relationship, and so can't be cut apart.
I don't see any way to connect out if White plays at a, but maybe I'm wrong? The problem with
here is that if Black has better ko threats, he can play
somewhere around
to prevent connection, and then
at
starts a ko which Black takes first.
Dieter: How about One-two-three here (I know that is not a beginner's concept).
Quacki: (Unnerved) No, it isn't!
Bill: Yes, you're right, Dieter. :-)
Brent: I think I understand the concept of one-two-three. (maybe.) But what if Black responds to by taking the vital point of
? To my eyes, at least, it looks like this simultaneously prevents a ko for the corner and cuts off the white stones. Am I missing something?
takes ko (
).
Bill: If Black resists with and
, White plays atari with
and Black cannot then connect at
because of damezumari.
Brent: Ohh, I see. For some reason it had not occurred to me to play (forcing
) before pushing out with
. Thanks!
what if black dont respond the ko? (5 i dont know where to play)
unkx80: Please see ko fight. A possible ko threat is a.
Bill: Wb is a local threat.
Roger: How can white prevent black from splitting the two groups after ? I can't seem to work it out.