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Is white dead here:
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Author:  Boidhre [ Tue May 22, 2012 10:14 pm ]
Post subject:  Is white dead here:

From a game between Celebrir and I:



Is White dead after Black playing the marked stone. We both belive so but we're not 100% sure. (The position is settled in the game, so feel free to speculate about the group's status)

Attachments:
Boidhre-Celebrir Problem.sgf [365 Bytes]
Downloaded 462 times

Author:  HermanHiddema [ Tue May 22, 2012 11:41 pm ]
Post subject:  Re: Is white dead here:

Click Here To Show Diagram Code
[go]$$W
$$ ----------------+
$$ . . . . . . . . |
$$ . . X O . . . . |
$$ . . . . . O . . |
$$ . . . O X . O . |
$$ . X . O . . 6 4 |
$$ . . X O . O 2 3 |
$$ . . . X X X X 1 |
$$ . . . . O O O 5 |
$$ . . X . . B 7 . |
$$ . . . . O . . . |
$$ . X . X . O O . |
$$ . . . . X . X . |
$$ . . . . X . X . |
$$ . . . . . . . . |[/go]


Looks alive to me

Of course, now it's up to black to hurt the corner as much as possible ;)

Author:  Boidhre [ Tue May 22, 2012 11:45 pm ]
Post subject:  Re: Is white dead here:

Ah, it played out like this for us:

Click Here To Show Diagram Code
[go]$$W
$$ ----------------+
$$ . . . . . . . . |
$$ . . X O . . . . |
$$ . . . . . O . . |
$$ . . . O X . O . |
$$ . X . O . . . . |
$$ . . X O . O . . |
$$ . . . X X X X . |
$$ . . . . O O O 2 |
$$ . . X 4 . B 1 3 |
$$ . . . . O . . . |
$$ . X . X . O O . |
$$ . . . . X . X . |
$$ . . . . X . X . |
$$ . . . . . . . . |[/go]


I got the order all wrong.

Author:  HermanHiddema [ Tue May 22, 2012 11:54 pm ]
Post subject:  Re: Is white dead here:

Boidhre wrote:
Ah, it played out like this for us:

Click Here To Show Diagram Code
[go]$$W
$$ ----------------+
$$ . . . . . . . . |
$$ . . X O . . . . |
$$ . . . . . O . . |
$$ . . . O X . O . |
$$ . X . O . . . . |
$$ . . X O . O . . |
$$ . . . X X X X . |
$$ . . . . O O O 2 |
$$ . . X 4 . B 1 3 |
$$ . . . . O . . . |
$$ . X . X . O O . |
$$ . . . . X . X . |
$$ . . . . X . X . |
$$ . . . . . . . . |[/go]


I got the order all wrong.


Yes, both the points of :w1: and :b2: in you diagram are vital, so white needs to get one in sente to be able to play the other as well.

Author:  Bill Spight [ Wed May 23, 2012 1:39 am ]
Post subject:  Re: Is white dead here:

Click Here To Show Diagram Code
[go]$$W
$$ ----------------+
$$ . . . . . . . . |
$$ . . X O . . . . |
$$ . . . . . O . . |
$$ . . . O X . O . |
$$ . X . O . . . . |
$$ . . X O . O 2 . |
$$ . . . X X X X 1 |
$$ . . . . O O O 4 |
$$ . . X . . B 3 8 |
$$ . . . . O 5 9 6 |
$$ . X . X . O O 7 |
$$ . . . . X . X . |
$$ . . . . X . X . |
$$ . . . . . . . . |[/go]


Click Here To Show Diagram Code
[go]$$Bm10
$$ ----------------+
$$ . . . . . . . . |
$$ . . X O . . . . |
$$ . . . . . O . . |
$$ . . . O X . O . |
$$ . X . O . . . . |
$$ . . X O . O X . |
$$ . . . X X X X O |
$$ . . . . O O O 1 |
$$ . . X . . X O 2 |
$$ . . . . O O O . |
$$ . X . X . O O O |
$$ . . . . X . X . |
$$ . . . . X . X . |
$$ . . . . . . . . |[/go]


Click Here To Show Diagram Code
[go]$$W
$$ ----------------+
$$ . . . . . . . . |
$$ . . X O . . . . |
$$ . . . . . O . . |
$$ . . . O X . O . |
$$ . X . O . . . . |
$$ . . X O . O 3 . |
$$ . . . X X X X 1 |
$$ . . . . O O O . |
$$ . . X . 4 B 2 . |
$$ . . . . O . . . |
$$ . X . X . O O . |
$$ . . . . X . X . |
$$ . . . . X . X . |
$$ . . . . . . . . |[/go]

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