This not Joseki! Even if they tell you :-)
Posted: Mon Aug 20, 2018 10:32 pm
Lets have a look at this pseudo joseki:
- nojoseki2.jpg (173.2 KiB) Viewed 7453 times
71st Japanese Honinbo, preliminary, 2015-05-14
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This not Joseki! Even if they tell you :-)
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Re: This not Joseki! Even if they tell you :-)
Posted: Mon Aug 20, 2018 10:38 pm
This is still a game:
Yamada Takuji 8p - Kobayashi Koichi 9p, W+0.5 (Komi 6.5)
71st Japanese Honinbo, preliminary, 2015-05-14
Yamada Takuji 8p - Kobayashi Koichi 9p, W+0.5 (Komi 6.5)
71st Japanese Honinbo, preliminary, 2015-05-14
Re: This not Joseki! Even if they tell you :-)
Posted: Mon Aug 20, 2018 10:41 pm
But not anymore after this "Joseki" move:
Although white continues to play and wins the game anyhow 
(winrates ELF by the way)
- nojoseki2b.jpg (173.48 KiB) Viewed 7453 times
(winrates ELF by the way)
Re: This not Joseki! Even if they tell you :-)
Posted: Mon Aug 20, 2018 10:49 pm
It is very important not to connect!
a is much better than b
(but even if you have to connect at b due to ko threats (Please show me a pro game example where b is the better move, thank you in advance) this is still better for white)
a is much better than b
(but even if you have to connect at b due to ko threats (Please show me a pro game example where b is the better move, thank you in advance) this is still better for white)
Re: This not Joseki! Even if they tell you :-)
Posted: Mon Aug 20, 2018 10:55 pm
But even with ko threats not in your favour, you can consider this:
Re: This not Joseki! Even if they tell you :-)
Posted: Mon Aug 20, 2018 10:57 pm
Re: This not Joseki! Even if they tell you :-)
Posted: Mon Aug 20, 2018 11:17 pm
One more pro game example:
Yokota Shigeaki 9p - Morita Michihiro 9p, B+Resign (Komi 6.5)
18th Japanese Ryusei, group stage, 2008-11-17
- nojoseki2c.jpg (176.45 KiB) Viewed 7434 times
18th Japanese Ryusei, group stage, 2008-11-17
Re: This not Joseki! Even if they tell you :-)
Posted: Mon Aug 20, 2018 11:19 pm
White connected (and looses the game):
- nojeski2d.jpg (177.84 KiB) Viewed 7433 times
Re: This not Joseki! Even if they tell you :-)
Posted: Tue Aug 21, 2018 12:12 am
Related shape from AlphaGo vs pro team, it's better to fight and lose ko (and get 4 moves elsewhere) than connect. http://www.alphago-games.com/view/event ... /3/move/88
Re: This not Joseki! Even if they tell you :-)
Posted: Tue Aug 21, 2018 12:30 am
Thanks for the link to the very interesting game and shape.