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Corner Situation in Club Game http://www.lifein19x19.com/viewtopic.php?f=15&t=9528 |
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Author: | moyoaji [ Wed Dec 11, 2013 11:48 pm ] |
Post subject: | Corner Situation in Club Game |
In a club game tonight I got into a situation where I tried to play a move in sente that would let my stones connect, but my opponent ignored and kept me cut. I had read that black could do no better than ko in the corner. I was able to kill the corner, but my opponent felt he could've lived if he'd played better. Was I wrong? Does black have a way to live in the corner without an unfavorable ko? Or even is there a way for white to kill without the ko? Looking at varitions on my own I don't think a ko is avoidable. For those wondering how this developed. This was the general idea (I don't remember everything about the surrounding stones perfectly, but the corner situation is accurate.) |
Author: | SmoothOper [ Thu Dec 12, 2013 8:19 am ] |
Post subject: | Re: Corner Situation in Club Game |
Is that a ko? |
Author: | moyoaji [ Thu Dec 12, 2013 9:34 am ] | ||
Post subject: | Re: Corner Situation in Club Game | ||
Uh... First, your last diagram is not of the same board position. Second, white can play like this:
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Author: | Bill Spight [ Thu Dec 12, 2013 9:59 am ] |
Post subject: | Re: Corner Situation in Club Game |
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Author: | moyoaji [ Fri Dec 13, 2013 1:05 am ] |
Post subject: | Re: Corner Situation in Club Game |
Thanks Bill. Yes, ![]() It does look like an interesting position can come out of this. By avoiding kos I think both sides could achieve life. |
Author: | ez4u [ Fri Dec 13, 2013 7:04 am ] |
Post subject: | Re: Corner Situation in Club Game |
The White play at F1 is a waste of time if White is going to connect at F2. White plays the ko. However, instead of D2, doesn't Black just play A4? How will White prevent Black from living? Edit: Oops, wrong again. A4 looks like ko also after A5. ![]() |
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