Page 7 of 8

Re: #188 Otenki vs DeFlow

Posted: Wed Dec 05, 2012 2:46 pm
by otenki
I'm going to think about this for a night :scratch:

Observers:

I think it is an overplay but I'm not sure. I'll try to memorise the situation and try to read it out in my head when going to sleep tonight :-)
I should have an answer by tomorrow :rambo: (gmt+1)


Cheers,
Otenki

Re: #188 Otenki vs DeFlow

Posted: Thu Dec 06, 2012 12:49 am
by otenki
Click Here To Show Diagram Code
[go]$$cm51 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . 8 . X . O . . . . . . . . . . . . |
$$ | . 9 . , X O . . . O . X . . . X 7 . . |
$$ | . . . . . X O . . . . . . . . . . . . |
$$ | . . . . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . 1 X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . 2 . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . 4 5 3 X X X X O O O . . . |
$$ | . . . O . . 6 O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]


Observers:
I first thought of c16 but that leaves to much aji to play with.

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 6:43 am
by DeFlow
Click Here To Show Diagram Code
[go]$$cm51 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . 8 . X . O . . . . . . . . . . . . |
$$ | . 9 . , X O . . . O . X . . . X 7 . . |
$$ | . . . 0 . X O . . . . . . . . . . . . |
$$ | . . . . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . 1 X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . 2 . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . 4 5 3 X X X X O O O . . . |
$$ | . . . O . . 6 O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]


Sorry for my long absence, I have had a very busy week. =]

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 8:34 am
by otenki
Thats ok deflow, i know what that is like :-)

Click Here To Show Diagram Code
[go]$$cm61 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . O . X . O . . . . . . . . . . . . |
$$ | . X 1 , X O . . . O . X . . . X X . . |
$$ | . . . O . X O . . . . . . . . . . . . |
$$ | . . . . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . X X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . O . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . O X X X X X X O O O . . . |
$$ | . . . O . . O O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]


For beginners:
Broken shape for white.

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 8:36 am
by DeFlow
Click Here To Show Diagram Code
[go]$$cm61 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . 2 . . . . . . . . . . . . . . . |
$$ | . . O . X . O . . . . . . . . . . . . |
$$ | . X 1 , X O . . . O . X . . . X X . . |
$$ | . . . O . X O . . . . . . . . . . . . |
$$ | . . . . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . X X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . O . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . O X X X X X X O O O . . . |
$$ | . . . O . . O O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 8:46 am
by otenki
Click Here To Show Diagram Code
[go]$$cm61 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . 2 3 . . . . . . . . . . . . . . |
$$ | . . O . X . O . . . . . . . . . . . . |
$$ | . X 1 , X O . . . O . X . . . X X . . |
$$ | . . . O . X O . . . . . . . . . . . . |
$$ | . . . . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . X X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . O . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . O X X X X X X O O O . . . |
$$ | . . . O . . O O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]


Observers:
More overplay from white. Lets hope I don't make any mistakes.

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 9:28 am
by DeFlow
Click Here To Show Diagram Code
[go]$$cm61 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . 2 3 . . . . . . . . . . . . . . |
$$ | . 4 O . X . O . . . . . . . . . . . . |
$$ | . X 1 , X O . . . O . X . . . X X . . |
$$ | . . . O . X O . . . . . . . . . . . . |
$$ | . . . . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . X X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . O . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . O X X X X X X O O O . . . |
$$ | . . . O . . O O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]


Observers
Dear observers. I am totally aware of the fact that I am killing my own top group by playing 62, but the only way to make some magic happen here is 62.

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 9:58 am
by skydyr
EDIT: irrelevant

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 11:39 am
by otenki
Click Here To Show Diagram Code
[go]$$cm61 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . 2 3 . . . . . . . . . . . . . . |
$$ | . 4 O . X . O . . . . . . . . . . . . |
$$ | . X 1 , X O . . . O . X . . . X X . . |
$$ | . . . O . X O . . . . . . . . . . . . |
$$ | . . 5 . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . X X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . O . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . O X X X X X X O O O . . . |
$$ | . . . O . . O O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]


Observers:
Fix shape. Otherwise he can cut.

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 11:58 am
by DeFlow
Click Here To Show Diagram Code
[go]$$cm61 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . 6 . . . . . . . . . . . . . . . . |
$$ | . . . 2 3 . . . . . . . . . . . . . . |
$$ | . 4 O . X . O . . . . . . . . . . . . |
$$ | . X 1 , X O . . . O . X . . . X X . . |
$$ | . . . O . X O . . . . . . . . . . . . |
$$ | . . 5 . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . X X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . O . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . O X X X X X X O O O . . . |
$$ | . . . O . . O O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]


Let's live in the corner

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 12:17 pm
by Marcus
I don't see life. Do you see life?

For beginners:

This general shape is called an L-group, and it is dead.

Here's the basic shape. The two marked stones :bc: and :wc: make no difference. This is a good shape to study as it does come up in games quite often, I find:

Click Here To Show Diagram Code
[go]$$cm61
$$ -------------------
$$ | . . . . . . . . .
$$ | . . . O X . . . .
$$ | . O O W X . . . .
$$ | . X X B X . . . .
$$ | . . . . . . . . .[/go]

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 12:33 pm
by skydyr
Marcus wrote:I don't see life. Do you see life?

For beginners:

This general shape is called an L-group, and it is dead.

Here's the basic shape. The two marked stones :bc: and :wc: make no difference. This is a good shape to study as it does come up in games quite often, I find:

Click Here To Show Diagram Code
[go]$$cm61
$$ -------------------
$$ | . . . . . . . . .
$$ | . . . O X . . . .
$$ | . O O W X . . . .
$$ | . X X B X . . . .
$$ | . . . . . . . . .[/go]


The other problem is that DeFlow just made a bulky 5, instead of protecting the vital point at B18. I think white could at least have gotten a ko from bent 4 in the corner from that.

Posted: Mon Dec 10, 2012 1:02 pm
by EdLee
DeFlow wrote:
Click Here To Show Diagram Code
[go]$$cm61
$$ -----------------------------------------
$$ | . . 6 . . . . . . . . . . . . . . . . |
$$ | . . . 2 3 . . . . . . . . . . . . . . |
$$ | . 4 O . X . O . . . . . . . . . . . . |
$$ | . X 1 , X O . . . O . X . . . X X . . |
$$ | . . . O . X O . . . . . . . . . . . . |
$$ | . . 5 . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . X X O . . . . . . . . . . . |[/go]
Let's live in the corner
No.

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 1:04 pm
by otenki
Click Here To Show Diagram Code
[go]$$cm61 Captured stones: White 0, Black 2
$$ -----------------------------------------
$$ | . . 6 . . . . . . . . . . . . . . . . |
$$ | . 7 . 2 3 . . . . . . . . . . . . . . |
$$ | . 4 O . X . O . . . . . . . . . . . . |
$$ | . X 1 , X O . . . O . X . . . X X . . |
$$ | . . . O . X O . . . . . . . . . . . . |
$$ | . . 5 . . X O . . . X . . . . . . . . |
$$ | . . . . X . X O . . X . . . . . . . . |
$$ | . . . . X . X O . . O . X . . . . . . |
$$ | . . . . . X X O . . . . . . . . . . . |
$$ | . . . X . . O . . , . . . . . , X . . |
$$ | . . . . . . . . O . . . . . . . . . . |
$$ | . . . . . . . . . . . . X . . . X . . |
$$ | . . X . . . . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . X O O . O . . |
$$ | . . O . . . . . O . . . . X . . . . . |
$$ | . . . , . . O X X X X X X O O O . . . |
$$ | . . . O . . O O O X O O O X . . O . . |
$$ | . . . . . . O X X O O . . . . X . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ -----------------------------------------[/go]


Observers:
Vital point & belly attachement. Dead now. Long live my essential life & death books ! :-)

Re: #188 Otenki vs DeFlow

Posted: Mon Dec 10, 2012 1:17 pm
by Marcus
skydyr wrote:
Marcus wrote:I don't see life. Do you see life?

For beginners:

This general shape is called an L-group, and it is dead.

Here's the basic shape. The two marked stones :bc: and :wc: make no difference. This is a good shape to study as it does come up in games quite often, I find:

Click Here To Show Diagram Code
[go]$$cm61
$$ -------------------
$$ | . . . . . . . . .
$$ | . . . O X . . . .
$$ | . O O W X . . . .
$$ | . X X B X . . . .
$$ | . . . . . . . . .[/go]


Nope, B18 is still dead, even with :bc: and :wc: missing. :)


The other problem is that DeFlow just made a bulky 5, instead of protecting the vital point at B18. I think white could at least have gotten a ko from bent 4 in the corner from that.