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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #61 Posted: Sat Jun 05, 2010 11:34 am 
Gosei
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[go]$$Bcm41 B:1, W:0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . X O . . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X 7 . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

No thought required here. I'd be setting up triggers, but I don't know how that would work with Zen go...

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #62 Posted: Sat Jun 05, 2010 11:45 am 
Lives in sente
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[go]$$Bcm41 B:1, W:0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . 8 . . . . . . . . . . . . . . X . . |
$$ | . X O . . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


This is also important to make sure that it is very difficult for Black to link up on this side. I think that the sequence from :w42: on was without fault, although Black could have made different strategic decisions at two points (I would be interested in comments on this).

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #63 Posted: Sat Jun 05, 2010 2:01 pm 
Lives with ko

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Click Here To Show Diagram Code
[go]$$Bcm41 B:1, W:0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O . . . . . . . . . . . . . . X . . |
$$ | . X O 9 . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm41 B:1, W:0
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . 8 a . . . . . . . . . . . . . X . . |
$$ | . X O 9 c . . . . . . . . . . . . . . |
$$ | b O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

:w48: was another unexpected move, but I think :b49: is not bad. It separates White's stone at D4, making it hard for White to escape that way, and if White defends at A Black might capture at B, and it will be a little difficult for White to get a base. with two eyes. If White captures at B, Black might atari at A and maybe get a ko. Finally, White can not make an atari at C (assuming White has A and C5) to make a ladder, because Black has N14.

I briefly considered simply capturing at B right away, but I think that would make it too easy for White to get out.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #64 Posted: Sun Jun 06, 2010 12:41 am 
Gosei
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[go]$$Bcm41 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O . . . . . . . . . . . . . . X . . |
$$ | 0 . O X . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I agonized about this for a while, even though there are only two even plausible choices. I just don't feel completely comfortable with white's continuation no matter what.

The other move I considered, of course, was connecting instead of capturing. But that makes white heavy, and the whole enterprise turns into a making-life-inside invasion, neither of which sounds good.

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

So, white gets a shapeless, heavy lump of three stones; black has time to capture with :b2: because the ladder at a does not work for white.

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

If black now plays atari like this, white can stay light. Allowing white to capture at a would be intolerable, likewise capturing two stones after :w4:, so black ends up with a dango. Then white can choose from several ways to connect, making further sacrifices for shape for running out or life along the edge. Meanwhile, the two black stones above start looking a bit more lonely. Maybe the earlier attack on the reducing black group at the top will have been helpful, with the position of the white G14 stone.

White could also fight the ko, but I don't think the ko threat situation favors white right now (though it is hard to say with the board so open).

I've never really seen :b49: in discussions of this probe sequence, and I don't recall seeing it any of the pro games where I've seen this probe. It was played by my opponent in the club once, and I think in that game I connected without getting a really satisfying result. I have the game record but don't have time to find it right now. I think during review with my teacher told me to just go ahead and make the ponnuki instead.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #65 Posted: Sun Jun 06, 2010 3:00 am 
Lives in sente
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[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . 1 . . . . . . . . . . . . . . . . |
$$ | . O . . . . . . . . . . . . . . X . . |
$$ | O . O X . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


This is another of those instances where I come back to the board and feel like resigning immediately. At least this time it is Black who suffers for a change.

Black has these options to consider:

Click Here To Show Diagram Code
[go]$$Bc
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . c . . . . . . . . . . . . . . . . |
$$ | . O a b . . . . . . . . . . . . X . . |
$$ | O . O X . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Option 'a'

Click Here To Show Diagram Code
[go]$$Bc Option 'a'
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . 4 . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O 1 2 . . . . . . . . . . . . X . . |
$$ | O 3 O X . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


( :w4: could also do something like wedging in at D10.) This ko is gigantic. Black will have to ignore pretty much any threat by White, because if White captures the ko, it is sente:

Click Here To Show Diagram Code
[go]$$Wc B2 completes the black ko threat
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . . . . . . . . X . . |
$$ | O . O X 1 . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X 3 X . . . . O . . O . . . . . . |
$$ | . . . 4 5 . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Black also cannot start this ko and then immediately fall back:

Click Here To Show Diagram Code
[go]$$Wc W1 and B2 are ko threat and answer
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . . . . . . . . X . . |
$$ | O . 3 X 4 . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


because it would be the same as playing this:

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


So, option 'a' does not look promising. This means that White already got an eye.

Option 'b'

Click Here To Show Diagram Code
[go]$$Bc Option 'b'
$$ | . . X , X . . . . ,
$$ | . . . . . . . . . .
$$ | . . 4 . . . . . . .
$$ | . . . 3 . . . . . .
$$ | . O 2 1 . . . . . .
$$ | O . O X . . . . . .
$$ | . O X O . . . . . ,
$$ | . X X . X . . . . O
$$ | . . . . . . . . . .
$$ | . . . . . . . . . .
$$ --------------------[/go]


Click Here To Show Diagram Code
[go]$$Bc Option 'b', variant, note the bad aji at D7
$$ | . . X , X . . . . ,
$$ | . 5 . . . . . . . .
$$ | . 4 3 . . . . . . .
$$ | . 6 . a . . . . . .
$$ | . O 2 1 . . . . . .
$$ | O . O X . . . . . .
$$ | . O X O b . . . . ,
$$ | . X X . X . . . . O
$$ | . . . . . . . . . .
$$ | . . . . . . . . . .
$$ --------------------[/go]


This might be OK, but White lives without effort, scooping out all the points on this side, while Black's thickness is not without flaws and is further mediated by the strong white group on the lower side.

Option 'c'

Click Here To Show Diagram Code
[go]$$Bc Option 'c'
$$ | . . X , X . . . . ,
$$ | . . . 9 . . . . . .
$$ | . . . 7 8 . . . . .
$$ | . 5 1 6 . 0 . . . .
$$ | . O 4 2 . . . . . .
$$ | O . O X 3 . . . . .
$$ | . O X O . . . . . ,
$$ | . X X . X . . . . O
$$ | . . . . . . . . . .
$$ | . . . . . . . . . .
$$ --------------------[/go]


This would somewhat salvage the situation for Black. While he did lose some points, at least he is quite strong on both sides. However, White is also practically alive, so it is still very painful for Black.

White might also play like this to live in sente:

Click Here To Show Diagram Code
[go]$$Bc Option 'b'
$$ | . . X , X . . . . ,
$$ | . . . . . . . . . .
$$ | . . 5 . . . . . . .
$$ | . 4 1 . . . . . . .
$$ | . O 2 3 . . . . . .
$$ | O . O X . . . . . .
$$ | . O X O . . . . . ,
$$ | . X X . X . . . . O
$$ | . . . . . . . . . .
$$ | . . . . . . . . . .
$$ --------------------[/go]


In this case, Black's thickness is much better than after option 'b', so this would also not be too bad for Black.

So, overall, I think that 'c' is the best Black can do to recoup from the loss.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #66 Posted: Sun Jun 06, 2010 11:52 am 
Lives with ko

Posts: 172
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KGS: Nikolas73
DGS: Nikolas73
Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . O . 2 . . . . . . . . . . . . X . . |
$$ | O . O X . . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . c X . . . . . . . . . . . . . . . . |
$$ | . O b 2 . . . . . . . . . . . . X . . |
$$ | O . O X a . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I'm not sure how this happened, but it seems tough for White. B and C are miai; White can't make two eyes. I think next, after Black A to prevent White getting a ponnuki, White can connect at B, then Black blocks White's eyespace with C, and White will have to run out around E7, perhaps attacking Black's middle stones. The escape should not be too difficult as White only needs to make one more eye - and at least Black's territory has been reduced this way, though Black might get a little more on the bottom or center while attacking White...

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #67 Posted: Sun Jun 06, 2010 6:22 pm 
Gosei
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Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . O . 2 . . . . . . . . . . . . X . . |
$$ | O . O X 3 . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Obviously can't let white capture that stone.

:b51: is the kind of move I feel like I should anticipate, but I usually don't. It's the obvious shape point and puts white in a real bind. It's also from the correct direction, helping black's two stones above while attacking. The part of me playing white's half of the game feels visceral uncomfortableness at seeing that move played and having to push out crudely. I wonder what the "right way" is to deal with :b49:...

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #68 Posted: Sun Jun 06, 2010 6:28 pm 
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[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . O 4 O . . . . . . . . . . . . X . . |
$$ | O . O X X . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


This move should be clear.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #69 Posted: Mon Jun 07, 2010 5:04 pm 
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KGS: Nikolas73
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Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . 5 X . . . . . . . . . . . . . . . . |
$$ | . O O O . . . . . . . . . . . . X . . |
$$ | O . O X X . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

I had to think about this for a little while, but I decided :b55: is good because it forms a base for Black, and stops White from forming a second eye on the bottom. White can probably run out, but when Black chases White, Black should be able to gain strength for an attack on White's stones at G14 and L15. Sure, White has damaged the moyo, but Black's groups in the lower left area are pretty much safe now, and I think Black is slightly ahead in terms of solid territory.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #70 Posted: Mon Jun 07, 2010 9:35 pm 
Gosei
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Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X X . . . . . . . . . . . . . . . . |
$$ | . O O O 6 . . . . . . . . . . . X . . |
$$ | O . O X X . . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

This reduction/invasion is turning really crappy for white. I'm almost wishing we'd fought the ko instead, or made some other kind of sacrifice, but now we're really heavy. I looked at some possible ways to sacrifice the group, but it just gives up too much, so we have to move out.

Click Here To Show Diagram Code
[go]$$B
$$ | . . . . . . .
$$ | . . X , X . .
$$ | . . . . . . .
$$ | . . . d f h .
$$ | . X X b c g .
$$ | . O O O a e .
$$ | O . O X X . .
$$ | . O X O . . .
$$ | . X X . X . .
$$ | . . . . . . .
$$ | . . . . . . .
$$ ---------------[/go]

I considered all of these. Of course, d-h can be easily cut, but the idea would be to sacrifice the jump stone to help dodge. However, none of them really sparkles with joy. Reading out various options, f seemed the most promising of these. If black tries to just cut...

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

This isn't too bad for white. We're not out of the woods, but we've pushed out into the middle, and have a couple ways to run or make one more eye on the outside. But black probably shouldn't try to cut like this.

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

This seems less good. And the various other jumps seem to have similar or worse results.

So the choices are really a-c. I don't really like c. If black was weak on both sides, maybe it would make sense to avoid leaning on either side, but that's obviously not the case here. I'd rather lean on one side or the other, or maybe both to pry out the biggest space while escaping.

Of the two directions, I think a is better. As a rule, you lean on the stronger group, and that group's the strongest. It also makes uses of that stray white stone. Leaning on the left side group would strengthen it, which I'd rather not do. It's not really weak right now, but it's not TOO strong yet. I want to leave open the possibility of it becoming attackable or poke-able later.

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

Pushing from behind like this, particularly on the fifth line. is usually bad. Here, I think it's acceptable, considering that I'm fighting for life. Also, black doesn't really get that much. Because the :wc: are strong and low, black is undercut and needs another move to make actual territory. White could jump to a, for instance, if we get back here first.

If black plays the hane ( :b2: at :w3:) instead, the aji of :ws: comes to use, and a combination of cuts and ataris gives white a lot of options for getting out.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #71 Posted: Tue Jun 08, 2010 12:54 am 
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Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . X X . . . . . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X 7 . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Only move, I think. White will get out now; I think this is a good shape:

Click Here To Show Diagram Code
[go]$$W
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , B . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . b . 1 . . . . . . . . . . . . . |
$$ | . X X . . . . . . . . . . . . . . . . |
$$ | . O O O O a . . . . . . . . . . X . . |
$$ | O . O X X B . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


It makes miai of 'a' and 'b' and breaks the line between the two marked stones.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #72 Posted: Wed Jun 09, 2010 3:01 pm 
Gosei
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I'm gonna make a rough count here.

Click Here To Show Diagram Code
[go]$$Bcm51 B:2, W:1
$$ ---------------------------------------
$$ | o o o . . . . . o o . . . x x x x x x |
$$ | o o o . . . O . o o . . . x x x x x x |
$$ | o o O O X . . . O O O . X x x x x x . |
$$ | o o O X . . X . . X X . . . . X X . . |
$$ | o o . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . o O o |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . , X , X . . . . , . . . . . X x X . |
$$ | x x . . . . . . . . . . . . . . X x x |
$$ | . . . . . . . . . . . . . . . . . x x |
$$ | . X X . . . . . . . . . . . . . . x x |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O o O X X X . . . . . . . . . . . . . |
$$ | . O X x x . . . . , . . . . . O . . . |
$$ | . X X x X . . . . O . . O . . . . . . |
$$ | . x x x x . . . . . o o o o o . . . . |
$$ | x x x x x . . . . . o o o o o . . . . |
$$ ---------------------------------------[/go]

In terms of firm territory+prisoners+komi, I get 40 black, and 36.5 for white including komi. I feel like white is behind by more than that, because the attack on the left side should be ongoing for a while, black has no real weak groups and I think black has a superior position in terms of influence. R4 feels really big to me right now, but it looks like it's really only about 12 points gote (maybe reverse sente?) for white. The totals are actually better for white than I would have guesstimated; I thought white was actually close to resigning already.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #73 Posted: Thu Jun 10, 2010 5:04 pm 
Lives with ko

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KGS: Nikolas73
DGS: Nikolas73
Sorry, I have been really busy for a few days.

Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . 8 . . . . . . . . . . . . . . |
$$ | . X X . . . . . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . . . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . b . . . . . . . . . . . . X . . |
$$ | . . . a 8 c . . . . . . . . . . . . . |
$$ | . X X . . d . . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


For this move I considered a-d in the diagram above, then I realized that :w58: threatens all of them. One way or another, White should be able to escape and possibly put some pressure on Black's bottom group. It is possible the lower-right White stones will be helpful here. I also think White might consider linking up at E14 soometime soon.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #74 Posted: Fri Jun 11, 2010 11:00 am 
Gosei
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KGS: fwiffo
Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . 9 . . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . O . . . . . . . . . . . . . . |
$$ | . X X . . . . . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


At first I didn't think white's move was quite sente against the left side black group. And I had written up posts for another move, only to change my mind to a different move and write up another post, before realizing that there really is a problem here with the double-peep at D9. Maybe. I'm not sure. It's complicated. I tried reading out a number of variations, and they all come out to a capturing race or a ko or black getting all diced up. So I think it's a good idea to defend the peep, and I think we can do it in sente with :b59:.

Click Here To Show Diagram Code
[go]$$Bcm51
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . l m . . . . . . . . . . . O . . O . |
$$ | . . n . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . j . . . . . . . . . . X . . |
$$ | . . . k O i . . . . . . . . . . . . . |
$$ | . X X . . . h . . . . . . . . . . . . |
$$ | . O O O O g . . . . . . . . . . X . . |
$$ | O . O X X X . . . f . . . . . . . . . |
$$ | . O X O . . . . b c e . . . . O . . . |
$$ | . X X . X . . . d O . . O . . . a . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

I actually considered all these moves, though some clearly don't work with just a cursory examination. The idea behind a is that if it's not clear what the local continuation should be, I might as well go take a big point. It was the first move I had decided on. But I think that spot is a bit better after white's outside potential is a bit more reduced.

The moves b-f are the leaning-type moves I considered next. I had picked b from these because it seems to split the left side white group most cleanly from the white stones here. Once I had leaned a bit, I could attack the white group from above, which seems like a better direction.

I thought about g and h for direct attacks, but that seems like the wrong direction, particularly considering that the black group on the left side is not invlunerable. I had actually written up post planning to move at h, because it is the shape point for white's defense, but I eventually talked myself out of it. I just don't think I can profit much by building strength from that direction.

I wanted i, but it's clearly too thin and too close. And I think j is too slow unless I increase the peril first. If black was able to finish leaning in sente, it becomes a good move though, because it does threaten to seal in or even kill if white doesn't respond.

I looked at k as a way to help black's left side group while attacking, but even a superficial read shows that it doesn't actually threaten to cut, so it's not severe enough. It's not very profitable either.

Finally I did decide to defend, and I think l is the best move to do that. It's threatening against the corner and it protects against the double-peep and takes territory.

I am worried that I've made a bad move by over-analysis, but what can you do? :lol:

My concern is that white just plays defense on his left side group and the black has to follow-up with the threat behind :b59:. The continuations behind that are actually kinda hair-raising.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #75 Posted: Fri Jun 11, 2010 1:35 pm 
Lives in sente
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Click Here To Show Diagram Code
[go]$$Bcm51 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . X 0 . . . . . . . . . . . O . . O . |
$$ | . . . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . O . . . . . . . . . . . . . . |
$$ | . X X . . . . . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Moves like the last black one do not feel right to me. Of course, he threatens B15, which White cannot even begin to block at B14, and which would leave White's corner cramped. However, if White responds like in the game, the black threat of E14 is very much reduced. If Black plays hane or draws back, White will have to protect at B14, so it is sente for Black, but it is not clear that he actually gained anything from it. It settles the game further, which might be enough for Black as the game stands, but it also somewhat reactivates the threat of White M16 (no pun intended).

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #76 Posted: Sat Jun 12, 2010 11:02 pm 
Lives with ko

Posts: 172
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Liked others: 28
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Rank: KGS 3 kyu
GD Posts: 42
KGS: Nikolas73
DGS: Nikolas73
Click Here To Show Diagram Code
[go]$$Bcm61 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . X O . . . . . . . . . . . O . . O . |
$$ | . 1 . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . O . . . . . . . . . . . . . . |
$$ | . X X . . . . . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

This move is a bit on the small side perhaps, but played in the interest of keeping a base for Black. It also sets up endgame with a monkey jump to a16.
Click Here To Show Diagram Code
[go]$$Bcm61 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . a . O . . . . . X . . . O . . |
$$ | . X O . . . . . . . . . . . O . . O . |
$$ | . 1 . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . b . . . . . . . . . X . . |
$$ | . . . . O . . . . . . . . . . . . . . |
$$ | . X X . . . . . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Depending on White's next move, Black might try A (to build a center area) or B (to attack White's 8 stones which still only have 1 eye) next.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #77 Posted: Sun Jun 13, 2010 1:04 pm 
Gosei
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Posts: 1435
Location: California
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Rank: Out of practice
GD Posts: 1104
KGS: fwiffo
Click Here To Show Diagram Code
[go]$$Bcm61 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O . X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . X O . . . . . . . . . . . O . . O . |
$$ | . X . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . O . . . . . . . . . . . . . . |
$$ | . X X . . . 2 . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Run away! Run away!
Image

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #78 Posted: Sun Jun 13, 2010 4:10 pm 
Lives in sente
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Posts: 914
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Rank: German 2 dan
Click Here To Show Diagram Code
[go]$$Bcm61 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O 3 X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . X O . . . . . . . . . . . O . . O . |
$$ | . X . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . O . . . . . . . . . . . . . . |
$$ | . X X . . . O . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Black has no weak groups; this is his last thin point. It is basically sente against E18 (White could survive on both sides, but allowing this split would be very painful).

Black has lost most of the threat at E14, but he has enough points now. He can continue with the simple slide in the lower right, and then perhaps J13.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #79 Posted: Tue Jun 15, 2010 5:44 pm 
Lives with ko

Posts: 172
Location: London / Vancouver
Liked others: 28
Was liked: 12
Rank: KGS 3 kyu
GD Posts: 42
KGS: Nikolas73
DGS: Nikolas73
Click Here To Show Diagram Code
[go]$$Bcm61 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . 4 . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O X X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . X O . . . . . . . . . . . O . . O . |
$$ | . X . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . O . . . . . . . . . . . . . . |
$$ | . X X . . . O . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]

There was a little life and death problem here. As far as I could read, White lives with M18 - but then becomes separated and Black encircles the group, making it "live small". I think it is better to keep things simple and connect - White has a cut at E16 or F17 now.

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 Post subject: Re: Zen Malkovich #1: Nikolas73 (6k) Fwiffo (4k) Harleqin (2
Post #80 Posted: Wed Jun 16, 2010 7:12 am 
Gosei
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Posts: 1435
Location: California
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Rank: Out of practice
GD Posts: 1104
KGS: fwiffo
Click Here To Show Diagram Code
[go]$$Bcm61 B:1, W:1
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . O . O . . . . . . . . . . . . |
$$ | . . O O X . . . O O O X X . . . . . . |
$$ | . . O X . . X . . X X . . . . X X . . |
$$ | . . . . . . . X X . O . . . . . . . . |
$$ | . . O . . . O . . . . . X . . . O . . |
$$ | . X O . . . . . . . . . . . O . . O . |
$$ | . X . . . . . . . . . . . . . O O . . |
$$ | . . . . . . . . . . . . . . . X X O . |
$$ | . . X , X . . . . , . . . . . X . X . |
$$ | . . . . . . . . . . . . . . . . X . . |
$$ | . . . . O . . . . . . . . . . . . . . |
$$ | . X X . . . O . . . . . . . . . . . . |
$$ | . O O O O . . . . . . . . . . . X . . |
$$ | O . O X X X . . . . . . . . . . . . . |
$$ | . O X O . . . . . , . . . . . O . . . |
$$ | . X X . X . . . . O . . O . . . 5 . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


I really have no idea, and this seems really big. White's going to be left without much of any territory.

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