It is currently Thu Mar 28, 2024 6:34 pm

All times are UTC - 8 hours [ DST ]




Post new topic Reply to topic  [ 303 posts ]  Go to page Previous  1 ... 6, 7, 8, 9, 10, 11, 12 ... 16  Next
Author Message
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #161 Posted: Tue Sep 09, 2014 9:26 pm 
Judan
User avatar

Posts: 5539
Location: Banbeck Vale
Liked others: 1103
Was liked: 1456
Rank: 1D AGA
GD Posts: 1512
Kaya handle: Test
Click Here To Show Diagram Code
[go]$$Wcm61
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . . . . . . . . . . . O . . |
$$ | . . . . . . . 6 . . . . . . . O . . . |
$$ | . 4 . X . . . . . . . . . . . O X . . |
$$ | . . . . X 5 . . . . . . . . . . . . . |
$$ | . . O O . 3 X X X , . . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . 1 . . . X O . X . . |
$$ | . . . . . 7 2 . . . . . O O . . . . . |
$$ | . . . . . 8 . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


We are still jostling for the opportunity to be the first to play up top...

Part of the strength of white's previous move was that it allowed 6 at 'a' to kill the cutting stones. My move renews the threat to cut by preventing 'a', and strengthens the gap at 'bb':

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


He could tenuki to the top, but I can get some nicely placed stones which make running the gauntlet through 'cc' very unlikely.

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



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

_________________
Help make L19 more organized. Make an index: https://lifein19x19.com/viewtopic.php?f=14&t=5207

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #162 Posted: Wed Sep 10, 2014 1:22 pm 
Judan
User avatar

Posts: 5539
Location: Banbeck Vale
Liked others: 1103
Was liked: 1456
Rank: 1D AGA
GD Posts: 1512
Kaya handle: Test
For observers:
A prediction: the first player to successfully tenuki to the shaded area will win.

Click Here To Show Diagram Code
[go]$$Wc
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . . . . . . . . . . . O . . |
$$ | . . . . . . . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , ? ? . . O , O . . |
$$ | . . X O . O O O . . ? ? . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]

_________________
Help make L19 more organized. Make an index: https://lifein19x19.com/viewtopic.php?f=14&t=5207

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #163 Posted: Mon Sep 15, 2014 9:17 am 
Lives in gote
User avatar

Posts: 452
Liked others: 74
Was liked: 100
Rank: 4 Dan European
Sorry for the delay in moving. I was on a stag do on Saturday, and by a strange coincidence, felt a little under the weather on Sunday...

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #164 Posted: Thu Sep 18, 2014 3:33 pm 
Judan
User avatar

Posts: 5539
Location: Banbeck Vale
Liked others: 1103
Was liked: 1456
Rank: 1D AGA
GD Posts: 1512
Kaya handle: Test
Here is some of my assessment of the current position

1) If he gets cut off at J9, he cannot connect northward along the 'F' file. I assume that 'a' and 'b' are miai, and that if he gets one, I can take the other and hold it.
In some lines this gets tricky, as my center group then loses the possibility of connecting westward to D14. But I've got the entire center of the board to run to, and I've not seen a line that doesn't allow me either more liberties or a connection to M17.

2) He can't get two eyes. Indeed, he can't even get one if I really try hard to prevent it. ( Although trying to hold him to zero eyes allows him to push into my territory around 'c'.

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


So I think that he has to connect around 'd':

Click Here To Show Diagram Code
[go]$$Wc
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . . . . . . . . . . . O . . |
$$ | . . . . . . . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , . . . . O , O . . |
$$ | . . X O . O O O d . f . . . . . . . . |
$$ | . . X X . . . . d O . . . X O . X . . |
$$ | . . . . . O X e . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


He would, of course, like to play a connecting move in sente around 'e', but I don't see any that work. So my conclusion is that he has to connect in gote.

My natural move is then 'f', although I have not made sure that it works.

_________________
Help make L19 more organized. Make an index: https://lifein19x19.com/viewtopic.php?f=14&t=5207

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #165 Posted: Fri Sep 19, 2014 1:53 am 
Judan

Posts: 6725
Location: Cambridge, UK
Liked others: 436
Was liked: 3719
Rank: UK 4 dan
KGS: Uberdude 4d
OGS: Uberdude 7d
If white wants to connect to the top he could try the shape below rather than just one point jump. Black can still cut this with a/b but white isolates the left black group in sente (so c likely becomes sente which means the d6 area aji awakens) and can fight on the outside.

Click Here To Show Diagram Code
[go]$$Wc
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . 5 . . . . . . . . . . O . . |
$$ | . . . . . a . X 4 . . . . . . O . . . |
$$ | . X . X . b 3 1 2 . . . . . . O X . . |
$$ | . c . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , . . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #166 Posted: Fri Sep 19, 2014 7:37 am 
Lives in gote
User avatar

Posts: 452
Liked others: 74
Was liked: 100
Rank: 4 Dan European
It's a difficult position. One available option to me is a huge exchange.

e.g.

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


This has some attraction. However,it may not work if black gets an obvious peep in first e.g.


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




Click Here To Show Diagram Code
[go]$$Wcm10 cotinutaion
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . . . . . . . . . . . O . . |
$$ | . . . . . . . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , O 0 . . O , O . . |
$$ | . . X O . O O O X 6 8 9 . . . . . . . |
$$ | . . X X . . X X O O 7 . . X O . X . . |
$$ | . . . . . O X O 2 . . . O O . . . . . |
$$ | . . . . . X X O 4 . . . . . X . X . . |
$$ | . . . . . X X 1 X X X X O . . . . . . |
$$ | . . X X . . 3 5 O . . O . O . X . . . |
$$ | . . O . . O O X O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


White is unlikely to win here.

Another line is to link through at the top, and avoid a dame connection. But then I seem a long way behind. I'll give diagrams for this later.

So I am minded to play this move:

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


It's an attempt at a multi-purpose move - help the lone stone at the top; help my moyo and give the big group sufficient resources should it get cut off; aim at attcking black in the centre.

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #167 Posted: Fri Sep 19, 2014 8:37 am 
Honinbo

Posts: 10905
Liked others: 3651
Was liked: 3374
drmwc wrote:
It's a difficult position.

{snip}

So I am minded to play this move:

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


It's an attempt at a multi-purpose move - help the lone stone at the top; help my moyo and give the big group sufficient resources should it get cut off; aim at attcking black in the centre.


Will Black's ears turn red?

:mrgreen:

_________________
The Adkins Principle:
At some point, doesn't thinking have to go on?
— Winona Adkins

Visualize whirled peas.

Everything with love. Stay safe.

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #168 Posted: Fri Sep 26, 2014 5:04 pm 
Judan
User avatar

Posts: 5539
Location: Banbeck Vale
Liked others: 1103
Was liked: 1456
Rank: 1D AGA
GD Posts: 1512
Kaya handle: Test
BUMP

@Drwmc: Hope you have recovered from the party. :blackeye:

_________________
Help make L19 more organized. Make an index: https://lifein19x19.com/viewtopic.php?f=14&t=5207

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #169 Posted: Thu Oct 09, 2014 2:27 am 
Lives in gote
User avatar

Posts: 452
Liked others: 74
Was liked: 100
Rank: 4 Dan European
Sorry that this move took a while - I may have overdone it a little at the party!
Click Here To Show Diagram Code
[go]$$Wcm69
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . . . . . . . . . . . O . . |
$$ | . . . . . 1 . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , . . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


It may be a trifle eccentric to post the idea of a complex move, then potter off for a month, and then play a completely normal move. But I seem to have done that.

I couldn't find a good answer if this happened if I followed my original plan:
Click Here To Show Diagram Code
[go]$$Wc
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . . . . . . . . . . . O . . |
$$ | . . . . . 4 . X . 1 . . . . . O . . . |
$$ | . X . X . 3 2 8 7 . . . . . . O X . . |
$$ | . . . . X O 5 6 . . . . . . . . . . . |
$$ | . . O O . O X X X , 0 . . . O , O . . |
$$ | . . X O . O O O 9 . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X 5 . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


This seems good for black. So I've reverted to a simpler idea - loosely connecting my bits whilst disconnecting the black bits. I also have some aggresive sub-aims:

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

If I can get a few points attacking the huge black thing, and stay strong with my slightly thin bits, the game is becoming close.

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #170 Posted: Sat Oct 11, 2014 11:12 pm 
Judan
User avatar

Posts: 5539
Location: Banbeck Vale
Liked others: 1103
Was liked: 1456
Rank: 1D AGA
GD Posts: 1512
Kaya handle: Test
Click Here To Show Diagram Code
[go]$$Bc
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . . . . . . . . . . . O . . |
$$ | . . . . . O . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , B . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


I'm ahead by something like 25 or 30 points, and there are really only two ways that he can hope to catch up:
1) Killing my center group, or
2) Chasing my center group and making points on the right:

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


So my move needs to interfere with both plans.

I chose L10 after a lot of Monte Carlo analysis. In numerous scenarios, I always did well when I had that move.

It plunges right into the center of the area where he hopes to make territory, and it improves my chances of connecting south to L5 or north to M17/O16.

It looks like it abandons the stone up top, but it doesn't:

Click Here To Show Diagram Code
[go]$$Wc
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O 5 2 1 , . . . X . X . X . |
$$ | . . . . . . 4 3 7 . . . . . . . . . . |
$$ | . . . X . . 6 . . . . . . . . . O . . |
$$ | . . . . . O . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , X . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O 8 . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


There is also the possibility of connecting to the O8 stone. Any move that connects is sente, threatening the cut at P7.

He can grab some territory in gote and prevent the connection like this, but then I get a lot up top:

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

_________________
Help make L19 more organized. Make an index: https://lifein19x19.com/viewtopic.php?f=14&t=5207

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #171 Posted: Mon Oct 13, 2014 3:49 am 
Judan

Posts: 6725
Location: Cambridge, UK
Liked others: 436
Was liked: 3719
Rank: UK 4 dan
KGS: Uberdude 4d
OGS: Uberdude 7d
Joaz Banbeck wrote:

I'm ahead by something like 25 or 30 points...


drmwc wrote:
If I can get a few points attacking the huge black thing, and stay strong with my slightly thin bits, the game is becoming close.


They can't both be right :) (unless a few means 15 and close means within 10 points).

My quick count of territory (assuming white makes s15 r17 exchange to prevent black s12, a bit generous to white) and that h17/k17 is all dame and o12 area dame too (a bit generous to black) gets black about 20 points ahead. But white has sente and can eat h17 to get quite a few points, but has to worry about the centre if he does that. Also maybe white can find something like s7 in lower right corner.

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #172 Posted: Mon Oct 13, 2014 10:51 am 
Honinbo

Posts: 10905
Liked others: 3651
Was liked: 3374
Uberdude wrote:
Joaz Banbeck wrote:

I'm ahead by something like 25 or 30 points...


drmwc wrote:
If I can get a few points attacking the huge black thing, and stay strong with my slightly thin bits, the game is becoming close.


They can't both be right :) (unless a few means 15 and close means within 10 points).

My quick count of territory (assuming white makes s15 r17 exchange to prevent black s12, a bit generous to white) and that h17/k17 is all dame and o12 area dame too (a bit generous to black) gets black about 20 points ahead. But white has sente and can eat h17 to get quite a few points, but has to worry about the centre if he does that. Also maybe white can find something like s7 in lower right corner.


I agree with Uberdude that Black is around 20 pts. ahead. But at this stage of a 4 stone game, I also agree with drmwc that the game is becoming close. I think that drmwc is a favorite to win.

_________________
The Adkins Principle:
At some point, doesn't thinking have to go on?
— Winona Adkins

Visualize whirled peas.

Everything with love. Stay safe.

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #173 Posted: Thu Oct 16, 2014 2:03 am 
Lives in gote
User avatar

Posts: 452
Liked others: 74
Was liked: 100
Rank: 4 Dan European
Click Here To Show Diagram Code
[go]$$Bcm70
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . 2 . . . . . . . . . O . . |
$$ | . . . . . O . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , 1 . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


Write up will follow later.

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #174 Posted: Thu Oct 16, 2014 8:11 am 
Judan
User avatar

Posts: 5539
Location: Banbeck Vale
Liked others: 1103
Was liked: 1456
Rank: 1D AGA
GD Posts: 1512
Kaya handle: Test
Click Here To Show Diagram Code
[go]$$Bcm70
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . 3 . . . . . . . . . . . . . |
$$ | . . . X . . 2 . . . . . . . . . O . . |
$$ | . . . . . O . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , 1 . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]

That was a vicious move by my opponent. It has three distinct threats. He threatens to surround me in the center, and to take much of the upper side, and also to isolate my left side group so that it might be killed.

I'm offering him one of three: I'll let him have my center group if he lets me have the uppper side while connecting leftward. ( To be exact, I'd let him have only four stones, but not L10. I would play L8 in an attempt at rescue, concede the other stones, and thereby interfere with his possibilities for territory in the right/center )
I doubt that he will accept that, for it is easier to make territory on the side. Also, such a compromise tends to resolve much of the board, and leaves me with sente going into the endgame. I think that he will want to keep the tension.

He has three groups that I can go after too. I'm hoping to take much of the upper side while swallowing K17, I still am threatening his center group ( a properly timed G13 ), and in some circumstances I can play E18.

There is going to be some bloody fighting here soon. He has to come out ahead, or he loses the game. I just have to break even.

_________________
Help make L19 more organized. Make an index: https://lifein19x19.com/viewtopic.php?f=14&t=5207

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #175 Posted: Thu Oct 16, 2014 8:33 am 
Oza
User avatar

Posts: 2401
Location: Tokyo, Japan
Liked others: 2338
Was liked: 1332
Rank: Jp 6 dan
KGS: ez4u
IMHO, the last couple of Black plays clearly show that :b64: left Black thin and allowed too much counter play. Black should have played 64 at 65. Remaining strong in the center was much more valuable than a few points on the side.

_________________
Dave Sigaty
"Short-lived are both the praiser and the praised, and rememberer and the remembered..."
- Marcus Aurelius; Meditations, VIII 21

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #176 Posted: Thu Oct 16, 2014 9:38 am 
Judan

Posts: 6725
Location: Cambridge, UK
Liked others: 436
Was liked: 3719
Rank: UK 4 dan
KGS: Uberdude 4d
OGS: Uberdude 7d
ez4u wrote:
IMHO, the last couple of Black plays clearly show that :b64: left Black thin and allowed too much counter play. Black should have played 64 at 65. Remaining strong in the center was much more valuable than a few points on the side.


Agree, it was such a basic instinct for connectedness to block that push, and now I expect white to simply block this at g15 and that doesn't look like a good exchange for black.

Having said that, I have seen a small number of pro games where that sort of push into a keima wasn't blocked so it is worth not automatically blocking, but it's very rare and usually because everything is alive so only territory considerations are relevant, but here connection and life of groups was still at stake.


This post by Uberdude was liked by: Bill Spight
Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #177 Posted: Thu Oct 16, 2014 12:37 pm 
Honinbo

Posts: 10905
Liked others: 3651
Was liked: 3374
Joaz Banbeck wrote:
There is going to be some bloody fighting here soon. He has to come out ahead, or he loses the game. I just have to break even.


The battle cry of Black in a handicap game! ;)

_________________
The Adkins Principle:
At some point, doesn't thinking have to go on?
— Winona Adkins

Visualize whirled peas.

Everything with love. Stay safe.


This post by Bill Spight was liked by: paK0
Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #178 Posted: Thu Oct 16, 2014 3:14 pm 
Lives in gote
User avatar

Posts: 452
Liked others: 74
Was liked: 100
Rank: 4 Dan European
Click Here To Show Diagram Code
[go]$$Bcm70
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . 3 4 . . . . . . . . . . . . |
$$ | . . . X . . 2 . . . . . . . . . O . . |
$$ | . . . . . O . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , 1 . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


I've said it before, and I'm apt to say it again: Go is a topological game. I can't see any alternative for my move, which connects white bits whilst disconnecting black bits. In fact, my move is so natural that I think Joaz's previous move was a mistake. It feels like aji keshi, and weakens his lone stone at the top.

For my previous move, it's tempting to try to swallow the black stone at the top e.g.

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


Black 2 roughly connects some black bits, and forces white to connect on dame. IT seems to more or less activate the stone at the top. I seem to not make much progress here.

Black 2 is such a nice move that I felt like I ought to prevent it. I was lucky - the move played not only prevents it but has a few aims itself. (It took me a while to find the move, and I stumbled upon it more by luck than design.)

Black could contemplate saving the single stone after the move played:

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


If he does that, I get an attack against the entire centre thing. It's unlikely to die, but I will have fun harassing it.

Alternatively, black could try this:

Click Here To Show Diagram Code
[go]$$Wc
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X 7 O . X . . . . . . . |
$$ | . . X X . O . 5 6 , 8 . . X . X . X . |
$$ | . . . . . . . 3 4 . . . . . . . . . . |
$$ | . . . X . . 1 2 . . . . . . . . O . . |
$$ | . . . . . O . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , X . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


This may be playable for black. I swallow the top side on a reasonable scale, and my centre group is now reasonably thick. I definitely have chances to win if I get a lot of the big endgame points.

With the move 72 as in the game, I have no idea what a reasonable follow up is for black.

I have some further thoughts on the topological benefits of my move: I gain in the endgame due to keeping black separate

Click Here To Show Diagram Code
[go]$$Wc 2 tenukis
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . 2 |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . . , . . . X . X . X . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . X . . 1 . . . . . . . . . O . . |
$$ | . . . . . O . X . . . . . . . O . . . |
$$ | . X 4 X . . . . . . . . . . . O X . . |
$$ | . 3 . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , X . . . O , O . . |
$$ | . 7 X O . O O O . . . . . . . . . . . |
$$ | . 8 X X . . . . . O . . . X O . X . . |
$$ | . . . . 5 O X . . . . . O O . . . . . |
$$ | . . . 6 . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


The move at 3 becomes nearly sente - black may survive without 4 as above, but it will be a small life. I then pick up some sent moves against the other big black group. The net result is that black ends up without much territory around here.

Finally, I may emerge with sente from whatever fighting happens. For example:

Click Here To Show Diagram Code
[go]$$Wc
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . W W B . . . . . . |
$$ | . . O . . O . X 7 O . X . . . . . . . |
$$ | . . X X . O . 5 6 , 8 . B X . X 0 X . |
$$ | . . . . . . . 3 4 . . . . . . . 9 . . |
$$ | . . . X . . 1 2 . . . . . . . . O . . |
$$ | . . . . . O . X . . B W . . . O . . . |
$$ | . X B X . . . . . . B W . . . O X . . |
$$ | . W . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , X . . . O , O . . |
$$ | . W X O . O O O . . . . . . . . . W W |
$$ | . B X X . . . . . O . . . X O . X B W |
$$ | . . . . W O X . . . . . O O . . . B B |
$$ | . . . B . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . B X X . . . . O . . O . O . X . . . |
$$ | . W O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . W B . B . . |
$$ | . . . . . . . . . . . . . W W B . . . |
$$ --------------------------------[/go]


White 9 above is very big. It's almost double sente.I have also added some hypothetical endgame moves which may happen if Black is passive.

I think I'm around 5 points behind here. I also potentially have more entertaining moves to try against the lower right corner. So (if black is passive or makes further mistakes) I am well in the game.

Also, this diagram doesn't take into account 72 as played. This seems to be a slight mistake, so I've caught up more.

Go is a topological game - particularly in the relatively early stages.

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #179 Posted: Thu Oct 16, 2014 6:42 pm 
Judan
User avatar

Posts: 5539
Location: Banbeck Vale
Liked others: 1103
Was liked: 1456
Rank: 1D AGA
GD Posts: 1512
Kaya handle: Test
Click Here To Show Diagram Code
[go]$$Bcm70
$$ -----------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . O . . . . . . . . . . . . . . . |
$$ | . . O . . O . X . O . X . . . . . . . |
$$ | . . X X . O . . 5 , . . . X . X . X . |
$$ | . . . . . 3 4 . . . . . . . . . . . . |
$$ | . . . X . . 2 . . . . . . . . . O . . |
$$ | . . . . . O . X . . . . . . . O . . . |
$$ | . X . X . . . . . . . . . . . O X . . |
$$ | . . . . X O . . . . . . . . . . . . . |
$$ | . . O O . O X X X , 1 . . . O , O . . |
$$ | . . X O . O O O . . . . . . . . . . . |
$$ | . . X X . . . . . O . . . X O . X . . |
$$ | . . . . . O X . . . . . O O . . . . . |
$$ | . . . . . X . . . . . . . . X . X . . |
$$ | . . . . . X X . X X X X O . . . . . . |
$$ | . . X X . . . . O . . O . O . X . . . |
$$ | . . O . . O O . O X X . . O X . . . . |
$$ | . . . O . . . X O . . . . . . . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ --------------------------------[/go]


He declines the offer of the stones?? :scratch:
I must offer them again.

If he lets me connect H17 to my center group, I'll have enough liberties to go hunting his center group again, and G13 uses :w73: to cut.

_________________
Help make L19 more organized. Make an index: https://lifein19x19.com/viewtopic.php?f=14&t=5207

Top
 Profile  
 
Offline
 Post subject: Re: #231 drmwc vs Joaz Banbeck
Post #180 Posted: Fri Oct 17, 2014 1:04 am 
Judan

Posts: 6725
Location: Cambridge, UK
Liked others: 436
Was liked: 3719
Rank: UK 4 dan
KGS: Uberdude 4d
OGS: Uberdude 7d
Joaz:
Joaz Banbeck wrote:
He declines the offer of the stones??
I must offer them again.

What would accepting the offer look like? White's move looks very normal to me.

Top
 Profile  
 
Display posts from previous:  Sort by  
Post new topic Reply to topic  [ 303 posts ]  Go to page Previous  1 ... 6, 7, 8, 9, 10, 11, 12 ... 16  Next

All times are UTC - 8 hours [ DST ]


Who is online

Users browsing this forum: No registered users and 1 guest


You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum

Search for:
Jump to:  
Powered by phpBB © 2000, 2002, 2005, 2007 phpBB Group