It is currently Mon Mar 18, 2024 11:56 pm

All times are UTC - 8 hours [ DST ]




Post new topic Reply to topic  [ 4 posts ] 
Author Message
Offline
 Post subject: Dieter's ABC of mistakes - 12
Post #1 Posted: Tue Apr 13, 2021 8:27 am 
Oza
User avatar

Posts: 2404
Location: Ghent, Belgium
Liked others: 359
Was liked: 1019
Rank: KGS 2d OGS 1d Fox 4d
KGS: Artevelde
OGS: Knotwilg
Online playing schedule: UTC 18:00 - 22:00
Click Here To Show Diagram Code
[go]$$Bc Mistake 12
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . X X X X O . O . . . . . . . . |
$$ | . . X X O O O X . . . X X O . . . . . |
$$ | . . O O X . . X X O O O X . . O . . . |
$$ | . . X X X O O X O O X X X X . . O . . |
$$ | . . O O O O X X O X O O . . . X X . . |
$$ | . . O X O X X O O X . . . . . . . . . |
$$ | . . . X X O O O . X O . O X . . . . . |
$$ | . O O X . X O O O X . O X X . X X . . |
$$ | . . X , X X X O X , . O O . . X O . . |
$$ | . O X X O . O X X X . . . O . O O . . |
$$ | . . O O . O O O O X . . X O . O . . . |
$$ | . . . . O . X X . X . X X X X X O . . |
$$ | . . O O . . O X . X . . O . . . O . . |
$$ | . . X . . X O O O O . X O . . . . . . |
$$ | . . . X . . . . . X . . O X X X X X . |
$$ | . . . . . X . O . . . . O X O O O X . |
$$ | . . . . . . . . . . . O . O . . . O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Black was a little confused here. Take a good look: where would you play?

Top
 Profile  
 
Online
 Post subject: Re: Dieter's ABC of mistakes - 12
Post #2 Posted: Tue Apr 13, 2021 10:13 am 
Gosei
User avatar

Posts: 1747
Liked others: 176
Was liked: 488
If I counted correctly, both Black and White have four liberties so Black wins the capturing race.
Click Here To Show Diagram Code
[go]$$Bc
$$ ---------------------------------------
$$ | . . . . . . . 7 6 3 8 . . . . . . . . |
$$ | . . . . X X X X O 1 O 9 . . . . . . . |
$$ | . . X X O O O X 4 2 5 X X O . . . . . |
$$ | . . O O X . . X X O O O X . . O . . . |
$$ | . . X X X O O X O O X X X X . . O . . |
$$ | . . O O O O X X O X O O . . . X X . . |
$$ | . . O X O X X O O X . . . . . . . . . |
$$ | . . . X X O O O . X O . O X . . . . . |
$$ | . O O X . X O O O X . O X X . X X . . |
$$ | . . X , X X X O X , . O O . . X O . . |
$$ | . O X X O . O X X X . . . O . O O . . |
$$ | . . O O . O O O O X . . X O . O . . . |
$$ | . . . . O . X X . X . X X X X X O . . |
$$ | . . O O . . O X . X . . O . . . O . . |
$$ | . . X . . X O O O O . X O . . . . . . |
$$ | . . . X . . . . . X . . O X X X X X . |
$$ | . . . . . X . O . . . . O X O O O X . |
$$ | . . . . . . . . . . . O . O . . . O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


So the game may proceed like this:

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

Top
 Profile  
 
Offline
 Post subject: Re: Dieter's ABC of mistakes - 12
Post #3 Posted: Thu Apr 15, 2021 11:03 am 
Lives in gote

Posts: 392
Liked others: 29
Was liked: 176
GD Posts: 1072
Click Here To Show Diagram Code
[go]$$Bc Mistake 12
$$ ---------------------------------------
$$ | . . . . . . . . . . . . . . . . . . . |
$$ | . . . . X X X X O a O . . . . . . . . |
$$ | . . X X O O O X . a . X X O . . . . . |
$$ | . . O O X . . X X O O O X . . O . . . |
$$ | . . X X X O O X O O X X X X . . O . . |
$$ | . . O O O O X X O X O O . . . X X . . |
$$ | . . O X O X X O O X . . . . . . . . . |
$$ | . . . X X O O O . X O . O X . . . . . |
$$ | . O O X . X O O O X . O X X . X X . . |
$$ | . . X , X X X O X , . O O . . X O . . |
$$ | . O X X O . O X X X . . . O . O O . . |
$$ | . . O O . O O O O X . . X O . O . . . |
$$ | . . . . O . X X . X . X X X X X O . . |
$$ | . . O O . . O X . X . . O . . . O . . |
$$ | . . X . . X O O O O . X O . . . . . . |
$$ | . . . X . . . . . X . . O X X X X X . |
$$ | . . . . . X . O . . . . O X O O O X . |
$$ | . . . . . . . . . . . O . O . . . O . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]


Either move marked 'a' looks to be good to capture the group. The tesuji books would probably go for the second line version.

Top
 Profile  
 
Online
 Post subject: Re: Dieter's ABC of mistakes - 12
Post #4 Posted: Fri Apr 30, 2021 1:39 am 
Gosei
User avatar

Posts: 1747
Liked others: 176
Was liked: 488
I knew I had seen that problem before. This is in "Graded go problems for dan players, volume 2".

Attachment:
tesuji.jpg
tesuji.jpg [ 40.94 KiB | Viewed 5809 times ]

Top
 Profile  
 
Display posts from previous:  Sort by  
Post new topic Reply to topic  [ 4 posts ] 

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