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Tsumego from a game
http://www.lifein19x19.com/viewtopic.php?f=15&t=9158
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Author:  HermanHiddema [ Sun Oct 06, 2013 11:49 am ]
Post subject:  Tsumego from a game

Today, in a game against another 4 dan, I encountered the following position:

Go Diagram
White to play
Click Here To Show Diagram Code
[go]$$B White to play
$$ +---------------------------------------+
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O . . . . O O . . X O . O X X . . |
$$ | . X X O . . . X O X . . X O O O X . . |
$$ | . X O O . O . O X X X . X X O X X . X |
$$ | . . . . . . . O X O . . X O O X O X . |
$$ | . . X . . X . . O X X X O O X O O O . |
$$ | . . . . . . . . . O O O . . X . . . . |
$$ | . . . . . . . . . . . . O . X . O . . |[/go]


White to play, status of the black group at the top?

Author:  RBerenguel [ Sun Oct 06, 2013 12:15 pm ]
Post subject:  Re: Tsumego from a game

I watched intently for a few minutes kicking my head against "WTF, it has two eyes." Then gave up on reading the continuations of this.

Go Diagram
White to play
Click Here To Show Diagram Code
[go]$$W White to play
$$ +---------------------------------------+
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O . . . . O O . . X O . O X X . . |
$$ | . X X O . . . X O X . 1 X O O O X . . |
$$ | . X O O . O . O X X X . X X O X X . X |
$$ | . . . . . . . O X O . . X O O X O X . |
$$ | . . X . . X . . O X X X O O X O O O . |
$$ | . . . . . . . . . O O O . . X . . . . |
$$ | . . . . . . . . . . . . O . X . O . . |[/go]

Author:  Dusk Eagle [ Sun Oct 06, 2013 1:20 pm ]
Post subject:  Re: Tsumego from a game

Since playing at 'a', getting the response at 'b', then playing :wc: doesn't work, play :wc: directly.
Go Diagram
White to play
Click Here To Show Diagram Code
[go]$$B White to play
$$ +---------------------------------------+
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O . . . . O O . . X O . O X X . . |
$$ | . X X O . . . X O X . W X O O O X . . |
$$ | . X O O . O . O X X X . X X O X X . X |
$$ | . . . . . . . O X O b a X O O X O X . |
$$ | . . X . . X . . O X X X O O X O O O . |
$$ | . . . . . . . . . O O O . . X . . . . |
$$ | . . . . . . . . . . . . O . X . O . . |[/go]

Author:  speedchase [ Sun Oct 06, 2013 7:37 pm ]
Post subject:  Re: Tsumego from a game

Go Diagram
White to play
Click Here To Show Diagram Code
[go]$$W White to play
$$ +---------------------------------------+
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O . . . . O O . 5 X O . O X X . . |
$$ | . X X O . . . X O X . 1 X O O O X . . |
$$ | . X O O . O . O X X X 3 X X O X X . X |
$$ | . . . . . . . O X O 2 4 X O O X O X . |
$$ | . . X . . X . . O X X X O O X O O O . |
$$ | . . . . . . . . . O O O . . X . . . . |
$$ | . . . . . . . . . . . . O . X . O . . |[/go]


Go Diagram
White to play
Click Here To Show Diagram Code
[go]$$W White to play
$$ +---------------------------------------+
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X O . . . . O O 4 . X O . O X X . . |
$$ | . X X O . . . X O X . 1 X O O O X . . |
$$ | . X O O . O . O X X X 2 X X O X X . X |
$$ | . . . . . . . O X O 3 5 X O O X O X . |
$$ | . . X . . X . . O X X X O O X O O O . |
$$ | . . . . . . . . . O O O . . X . . . . |
$$ | . . . . . . . . . . . . O . X . O . . |[/go]


I don't see anything good for black after this

Author:  HermanHiddema [ Mon Oct 07, 2013 12:40 am ]
Post subject:  Re: Tsumego from a game

All correct :)

This is the most tsumego-y tsumego position I've ever seen in a real game. It feels constructed :)

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