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 Post subject: Re: 80. Antone(7k) vs Hazushi(7k) Open Malkovich
Post #41 Posted: Thu Dec 23, 2010 5:14 pm 
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Here is a good thing to think about. I think a lot of players seem to not know where to play when they run to the center.

Click Here To Show Diagram Code
[go]$$c Prisoners: B=0, W=0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . W . X . X X O . . . |
$$ | . . . O . . . . . e . . . a O , O . . |
$$ | . . . . . . . . . . . c b . . O . . . |
$$ | . . . . . . . . . . . . d . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . X . . X |
$$ | . . . , . . . . . , . . . . O O X X . |
$$ | . . . X . . . . . . . . O . . . O O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Let's handle the top group.

I've highlighted the moves that I think are the most obvious choices here. Let's look at them systematically from worst to best(in my opinion).

Click Here To Show Diagram Code
[go]$$c Prisoners: B=0, W=0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . 4 . W . X . X X O . . . |
$$ | . . . O . . . . 2 1 3 . . a O , O . . |
$$ | . . . . . . . . . . . c b . . O . . . |
$$ | . . . . . . . . . . . . d . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . X . . X |
$$ | . . . , . . . . . , . . . . O O X X . |
$$ | . . . X . . . . . . . . O . . . O O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Clearly, this is helping white too much. The top left looks very good for white.

Click Here To Show Diagram Code
[go]$$c Prisoners: B=0, W=0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . 2 . . W . X . X X O . . . |
$$ | . . . O . . . . . e . . . a O , O . . |
$$ | . . . . . . . . . . . c b . . O . . . |
$$ | . . . . . . . . . . . . 1 . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . X . . X |
$$ | . . . , . . . . . , . . . . O O X X . |
$$ | . . . X . . . . . . . . O . . . O O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


While this move gets black out very far, it doesn't put as much pressure on white on the top side, and on top of that, there is quite a bit of cutting aji that can be utilized later.

Click Here To Show Diagram Code
[go]$$c Prisoners: B=0, W=0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . 6 . . W . X . X X O . . . |
$$ | . . . O . . . . . . . . . 1 O , O . . |
$$ | . . . . . . . . . . 5 . 3 2 . O . . . |
$$ | . . . . . . . . . . . . . 4 . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . a . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . X . . X |
$$ | . . . , . . . . . , . . . . O O X X . |
$$ | . . . X . . . . . . . . O . . . O O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


The problem with this move is that is needlessly strengthens the top right white stones, which can allow White to aim at the weakness at a.

Click Here To Show Diagram Code
[go]$$c Prisoners: B=0, W=0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . b . . . . . . |
$$ | . . . . . . 2 . . W . X . X X O . . . |
$$ | . . . O . . . . . . . . a . O , O . . |
$$ | . . . . . . . . . . . 1 . . . O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . X . . X |
$$ | . . . , . . . . . , . . . . O O X X . |
$$ | . . . X . . . . . . . . O . . . O O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


This lets black get out, but there's a bit of aji left remaining at the A and B spots, which is why I would personally prefer:

Click Here To Show Diagram Code
[go]$$c Prisoners: B=0, W=0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . W . X . X X O . . . |
$$ | . . . O . . . . . . . . . . O , O . . |
$$ | . . . . . . . . . . . . 1 . . O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . X . . X |
$$ | . . . , . . . . . , . . . . O O X X . |
$$ | . . . X . . . . . . . . O . . . O O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


This play. But that's just me.


This post by Violence was liked by: cdybeijing
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