Life In 19x19 :: corner problem after Joseki

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corner problem after Joseki http://www.lifein19x19.com/viewtopic.php?f=15&t=396	Page 1 of 1

Author: LR24 [ Sun May 02, 2010 7:27 am ]

Post subject: corner problem after Joseki

Click Here To Show Diagram Code: [go]$$c first 10 joseki moves $$ ------------------ $$ | . . . . . . . . . . $$ | . . . . 0 . . . . . $$ | . 8 4 . . 3 . . . . $$ | . 6 5 1 . . . . . , $$ | . 7 9 . . . . . . . $$ | . . 2 . . . . . . . $$ | . . . . . . . . . . $$ | . . . . . . . . . .[/go]

Click Here To Show Diagram Code: [go]$$c joseki continuation $$ ------------------ $$ | . . . . . . . . . . $$ | . . . . O 1 . . . . $$ | . O O 4 2 X . . . . $$ | . O X X 3 . . . . , $$ | . X X . . . 5 . . . $$ | . . O . . . . . . . $$ | . . . . . . . . . . $$ | . . . . . . . . . .[/go]

My question:

Click Here To Show Diagram Code: [go]$$c What now? $$ ------------------ $$ | . . . . . . . . . . $$ | . . . . O X . . . . $$ | . O O . O X . . . . $$ | . O X X X W . . , $$ | . X X . . . . . . . $$ | . . O . . . . . . . $$ | . . . . . . . . . . $$ | . . . . . . . . . .[/go]

DO NOT READ THIS IF YOU WANT TO SOLVE THE CORNER PROBLEM BELOW YOURSELF

Promised Corner problem:

Click Here To Show Diagram Code: [go]$$c Black to play - status of white corner? $$ ------------------ $$ | . . . . . . . . . . $$ | . . . . O X . . . . $$ | . O O . O X . . . . $$ | . O X X X X . . , $$ | . X X . . . . . . . $$ | . . a . . . . . . . $$ | . . . . . . . . . . $$ | . . . . . . . . . .[/go]

There was a white stone at a which I edited out. Not totally sure if it changes anything, you may see it as an extra-question :mrgreen:

Author:	Sverre [ Sun May 02, 2010 10:12 am ]
Post subject:	Re: corner problem after Joseki
LR24 wrote: Promised Corner problem: Click Here To Show Diagram Code `[go]$$c Black to play - white corner dies $$ ------------------ $$ \| . 2 . 7 1 . . . . . $$ \| 3 . . 4 O X . . . . $$ \| 6 O O . O X . . . . $$ \| 5 O X X X X . . , $$ \| . X X . . . . . . . $$ \| . . a . . . . . . . $$ \| . . . . . . . . . . $$ \| . . . . . . . . . .[/go]`

Author:	Bill Spight [ Sun May 02, 2010 1:48 pm ]
Post subject:	Re: corner problem after Joseki
LR24 wrote: My question: Click Here To Show Diagram Code `[go]$$c What now? $$ ------------------ $$ \| . . . . . . . . . . $$ \| . . . . O X . . . . $$ \| . O O . O X . . . . $$ \| . O X X X W . . , $$ \| . X X . . . . . . . $$ \| . . O . . . . . . . $$ \| . . . . . . . . . . $$ \| . . . . . . . . . .[/go]` Click Here To Show Diagram Code `[go]$$c What now? $$ ------------------ $$ \| . . . . . . . . . . $$ \| . . . . O X . . . . $$ \| . O O . O X . 1 . . $$ \| . O X X X O 6 7 , $$ \| . X X . . . . . . . $$ \| . . O 3 2 5 . . . . $$ \| . . . 4 . . . . . . $$ \| . . . . . . . . . .[/go]` From the Suzuki-Kitani Small Joseki Dictionary.

Author:	Jonas [ Sun May 02, 2010 3:04 pm ]
Post subject:	Re: corner problem after Joseki
Oh boy the move 5 simply looks gorgeous, while so simple I bet I'd have missed it in an actual game.

Author:	LR24 [ Wed May 12, 2010 4:49 am ]
Post subject:	Re: corner problem after Joseki
A late "Thanks" for the replies I would never come to think about the sequence Bill posted

Author:	HermanHiddema [ Wed May 12, 2010 6:16 am ]
Post subject:	Re: corner problem after Joseki
For a more interesting corner problem, remove the stone at E16. So: Click Here To Show Diagram Code `[go]$$W $$ ------------------ $$ \| . . . . . . . . . . $$ \| . . . . 7 8 . . . . $$ \| . 5 1 . 9 0 . . . . $$ \| . 3 2 X . B . . . , $$ \| . 4 6 . . . . . . . $$ \| . . W . . . . . . . $$ \| . . . . . . . . . . $$ \| . . . . . . . . . .[/go]` In this joseki (3-3 invasion after black answers the approach with the high move ), what is the status if white plays tenuki with ?

Author:	Bill Spight [ Wed May 12, 2010 6:33 am ]
Post subject:	Re: corner problem after Joseki
HermanHiddema wrote: For a more interesting corner problem, remove the stone at E16. So: Click Here To Show Diagram Code `[go]$$W $$ ------------------ $$ \| . . . . . . . . . . $$ \| . . . . 7 8 . . . . $$ \| . 5 1 . 9 0 . . . . $$ \| . 3 2 X . B . . . , $$ \| . 4 6 . . . . . . . $$ \| . . W . . . . . . . $$ \| . . . . . . . . . . $$ \| . . . . . . . . . .[/go]` In this joseki (3-3 invasion after black answers the approach with the high move ), what is the status if white plays tenuki with ? White needs medical help. He is in critical condition.

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