Prokovich game

For lessons, as well as threads about specific moves, and anything else worth studying.
dfan
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Re: Prokovich game

Post by dfan »

Click Here To Show Diagram Code
[go]$$Bcm95 ACTUAL GAME: Move 95. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . . . . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X 1 . O . . |
$$ | . . O . . . O . O O X . . . O . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
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jts
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Re: Prokovich game

Post by jts »

I just wanted to chime in as another lowly kyu who has had a ton of fun following the game, and reading the comments, but doesn't have much to contribute.

Thanks, dfan!
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Re: Prokovich game

Post by dfan »

Click Here To Show Diagram Code
[go]$$Wcm96 ACTUAL GAME: Move 96. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . . . . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O 1 . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
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Chew Terr
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Re: Prokovich game

Post by Chew Terr »

Click Here To Show Diagram Code
[go]$$Wcm96 prediction: Move 96. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . . . . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X 2 O . . |
$$ | . . O . . . O . O O X . . 4 O 1 3 . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

Not sure about 97-98 , but 99 seems obvious, because sente endgame 94 is sente.
Someday I want to be strong enough to earn KGS[-].
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Joaz Banbeck
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Re: Prokovich game

Post by Joaz Banbeck »

Chew Terr wrote:
Click Here To Show Diagram Code
[go]$$Wcm96 prediction: Move 96. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . . . . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X 2 O . . |
$$ | . . O . . . O . O O X . . 4 O 1 3 . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

Not sure about 97-98 , but 99 seems obvious, because sente endgame 94 is sente.

I think that 98 has to be like this:

Click Here To Show Diagram Code
[go]$$Wcm96
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . . . . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O 3 . . |
$$ | . . O X X . . O . X X O . X X 2 O . . |
$$ | . . O . . . O . O O X . . . O 1 . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

...otherwise black plays 99 like this:

Click Here To Show Diagram Code
[go]$$Wcm96
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . . . . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O 5 . . |
$$ | . . . . . . . X . . . . X . X X O 4 . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O 6 . . |
$$ | . . O X X . . O . X X O . X X 2 O . . |
$$ | . . O . . . O . O O X . . . O 1 3 . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
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Chew Terr
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Re: Prokovich game

Post by Chew Terr »

Joaz: Yeah, thought I had read an answer to that, but I was wrong. Thanks =)
Someday I want to be strong enough to earn KGS[-].
dfan
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Re: Prokovich game

Post by dfan »

Click Here To Show Diagram Code
[go]$$Bcm97 ACTUAL GAME: Move 97. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . 1 . . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
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Re: Prokovich game

Post by mitsun »

Looks like we are well into yose now. B just ignored a W move with a followup worth over 10 points, so either he has something good here, or he just wants to get in a few forcing moves before coming back to block at (a).

I think W has to hane underneath at (2), to maintain connection to the weak upper stone. B can cross-cut to separate the two W groups, but that does not seem to gain anything, as W ends up strong with territory on both sides.

I do not see what B is planning here. If he could somehow manage to make (b) become sente, that would be large. But if it is gote, then nothing around here looks larger than (a).

Click Here To Show Diagram Code
[go]$$B
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . b . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . 6 . . |
$$ | . . . X X . . . . . . . . . . 4 1 2 . |
$$ | . O O O O O O O . O . . . . . . O 3 . |
$$ | . X O O X X X X . , . . . . . , 5 . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . a O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
dfan
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Re: Prokovich game

Post by dfan »

Click Here To Show Diagram Code
[go]$$Wcm98 ACTUAL GAME: Move 98. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . X 1 . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
ethanb
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Re: Prokovich game

Post by ethanb »

Click Here To Show Diagram Code
[go]$$Bcm99 My guess
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O 6 . |
$$ | . . . X . X O . . 7 . . . . . 5 2 1 . |
$$ | . . . X X . . . . . . . . . . 3 X O . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . 4 . |
$$ | . X X X X . . . X . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Something like this, perhaps? Building thickness to attack the group in the center seems like a good idea.
dfan
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Re: Prokovich game

Post by dfan »

Click Here To Show Diagram Code
[go]$$Bcm99 ACTUAL GAME: Move 99. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . X O . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . 1 . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
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Re: Prokovich game

Post by Dusk Eagle »

I love this move, as it's exactly the type of thing I'd miss in a game of mine. White should want to hane on top here, but because of his previous move that is made virtually impossible. Thus, black gets a double-hane shape on white without getting cut.
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jts
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Re: Prokovich game

Post by jts »

Dusk Eagle, would you say more? Are you predicting one of these if W hanes on top? I don't think I can see the sequence which makes W100 impossible.

Click Here To Show Diagram Code
[go]$$Bcm99 Hane on top. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . X O . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . 5 3 4 . |
$$ | . X X X X . . . X . . . . . . 2 1 6 . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm99 Hane on top. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . 7 . |
$$ | . . . X X . . . . . . . . . . . X O 9 |
$$ | . O O O O O O O . O . . . . . 6 O 5 . |
$$ | . X O O X X X X . , . . . . . 4 3 8 . |
$$ | . X X X X . . . X . . . . . . 2 1 . . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

(or maybe :w6: at q12 is better?)
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Dusk Eagle
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Re: Prokovich game

Post by Dusk Eagle »

Click Here To Show Diagram Code
[go]$$Bcm1 Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . X O . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . 5 3 4 . |
$$ | . X X X X . . . X . . . . . . 2 1 6 . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

I admit I didn't see this sequence. It still gives black a good result, as follows:

Click Here To Show Diagram Code
[go]$$Bcm7 Hane on top. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . X O . |
$$ | . O O O O O O O . O . . . . . 1 O 2 . |
$$ | . X O O X X X X . , . . . . . X X O . |
$$ | . X X X X . . . X . . . . . 3 O X O . |
$$ | . . . . O . O . . . . . . . 5 4 O 6 . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O 8 . . |
$$ | . . O X X . . O . X X O . X X 7 O . . |
$$ | . . O . . . O . O O X . . 9 O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

Your second diagram is what I saw, and black seems to gain something out of it here too:

Click Here To Show Diagram Code
[go]$$Bcm1 Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . 7 . |
$$ | . . . X X . . . . . . . . . . . X O 9 |
$$ | . O O O O O O O . O . . . . . 6 O 5 . |
$$ | . X O O X X X X . , . . . . . 4 3 8 . |
$$ | . X X X X . . . X . . . . . . 2 1 a . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . b O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

I'm guessing 'a' and 'b' might become a sort of miai? This looks like a black gain to me.

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Re: Prokovich game

Post by dfan »

Click Here To Show Diagram Code
[go]$$Wcm100 ACTUAL GAME: Move 100. Points from prisoners: B 2
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . X . . . . . X . . . . . . . |
$$ | . . . . . X O X X X . . . . X . . . . |
$$ | . . X , X O . . O O O . . . . , X . . |
$$ | . . . . X O . O . . . . . . X . . . . |
$$ | . . . X . X O . . . . . . . . . O . . |
$$ | . . . X . X O . . . . . . . . . . . . |
$$ | . . . X X . . . . . . . . . . . X O . |
$$ | . O O O O O O O . O . . . . . . O . . |
$$ | . X O O X X X X . , . . . . . , . . . |
$$ | . X X X X . . . X . . . . . . . X 1 . |
$$ | . . . . O . O . . . . . . . . . O . . |
$$ | . O . . . . O X . . . . . . X O . . . |
$$ | . . . . . . . X . . . . X . X X O . . |
$$ | . . . O . O O X . . X . . . . O X . . |
$$ | . . . O . X X O X . . O X . . O . . . |
$$ | . . O X X . . O . X X O . X X . O . . |
$$ | . . O . . . O . O O X . . . O O . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
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