Life In 19x19 :: Problem of the day

Click Here To Show Diagram Code

[go]$$Bc  Black to kill
$$ | . . . . . . . . . . .
$$ | . . . . . . . . . . .
$$ | . . X X X . . . . . .
$$ | . X . O O X . . . . .
$$ | . X O . . . . . . . .
$$ | . X O O O X X . X . .
$$ | . . X O . O X . . X .
$$ | . . X O 1 O . . X . .
$$ | . . X X O . . . . X .
$$ | . . . . . . . . . . .
$$ |-----------------------[/go]

Click Here To Show Diagram Code

[go]$$Bc  White can't tenuki and make an eye...
$$ | . . . . . . . . . . .
$$ | . . . . . . . . . . .
$$ | . . X X X . . . . . .
$$ | . X . O O X . . . . .
$$ | . X O . 2 . . . . . .
$$ | . X O O O X X . X . .
$$ | . . X O 4 O X . . X .
$$ | . . X O 1 O . . X . .
$$ | . . X X O 3 5 . . X .
$$ | . . . . . . . . . . .
$$ |-----------------------[/go]

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[go]$$Bc  If White plays this 2 then B kills
$$ | . . . . . . . . . . .
$$ | . . . . . . . . . . .
$$ | . . X X X . . . . . .
$$ | . X . O O X . . . . .
$$ | . X O . 3 . . . . . .
$$ | . X O O O X X . X . .
$$ | . . X O . O X . . X .
$$ | . . X O 1 O 5 . X . .
$$ | . . X X O 2 6 4 . X .
$$ | . . . . 7 8 . 9 . . .
$$ |-----------------------[/go]

Click Here To Show Diagram Code

[go]$$Bc  Ko is best for White?
$$ | . . . . . . . . . . .
$$ | . . . . . . . . . . .
$$ | . . X X X . . . . . .
$$ | . X . O O X . . . . .
$$ | . X O . . . . . . . .
$$ | . X O O O X X . X . .
$$ | . . X O . O X . . X .
$$ | . . X O 1 O . . X . .
$$ | . . X X O . 2 . . X .
$$ | . . . . 3 4 . . . . .
$$ |-----------------------[/go]

Author:	Joaz Banbeck [ Wed Sep 15, 2010 10:59 am ]
Post subject:	Problem of the day - Sept 15th, 2010
Sorry, got busy yesterday. Problems of the day resumes today. ( BTW, Tuesdays are often my busiest day. If someone else wanted to post a POTD, that would be a great time to do it. ) Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . . . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O . O . . X . . $$ \| . . X X O . . . . X . $$ \| . . . . . . . . . . . $$ \|-----------------------[/go]`

Author:	Shaddy [ Wed Sep 15, 2010 11:10 am ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . . . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O . . X . . $$ \| . . X X O . 2 . . X . $$ \| . . . . 3 4 . . . . . $$ \|-----------------------[/go]` Ko.

Author:	Kirby [ Wed Sep 15, 2010 11:20 am ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
Best I've got so far is ko: Click Here To Show Diagram Code `[go]$$Bcm1 Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . . . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O . . X . . $$ \| . . X X O 5 2 . . X . $$ \| . . . . 3 4 . . . . . $$ \|-----------------------[/go]`

Author:	Kirby [ Wed Sep 15, 2010 11:21 am ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
Looks like Shaddy came to the same conclusion...

Author:	kokomi [ Wed Sep 15, 2010 11:24 am ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
ko? Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . . . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O . . X . . $$ \| . . X X O . 2 . . X . $$ \| . . . . 3 4 . . . . . $$ \|-----------------------[/go]`

Life In 19x19 http://www.lifein19x19.com/

Problem of the day - Sept 15th, 2010 http://www.lifein19x19.com/viewtopic.php?f=15&t=1659	Page 1 of 1

Author:	noodley [ Wed Sep 15, 2010 12:04 pm ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . . . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O . . X . . $$ \| . . X X O 2 . . . X . $$ \| . . . . . . . . . . . $$ \|-----------------------[/go]` I haven't figured out a solution for black yet, but can't white respond to 1 by connecting at 2?

Author:	Solomon [ Wed Sep 15, 2010 12:19 pm ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
noodley wrote: Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . . . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O . . X . . $$ \| . . X X O 2 . . . X . $$ \| . . . . . . . . . . . $$ \|-----------------------[/go]` I haven't figured out a solution for black yet, but can't white respond to 1 by connecting at 2? Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . 3 . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O 5 . X . . $$ \| . . X X O 2 6 4 . X . $$ \| . . . . 7 8 . 9 . . . $$ \|-----------------------[/go]`

Author:	Sverre [ Thu Sep 16, 2010 2:48 am ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
Hmm, if this is killable, I have to start at ... Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . . . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O . . X . . $$ \| . . X X O . . . . X . $$ \| . . . . . . . . . . . $$ \|-----------------------[/go]` Click Here To Show Diagram Code `[go]$$Bc White can't tenuki and make an eye... $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . 2 . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O 4 O X . . X . $$ \| . . X O 1 O . . X . . $$ \| . . X X O 3 5 . . X . $$ \| . . . . . . . . . . . $$ \|-----------------------[/go]` Click Here To Show Diagram Code `[go]$$Bc If White plays this 2 then B kills $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . 3 . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O 5 . X . . $$ \| . . X X O 2 6 4 . X . $$ \| . . . . 7 8 . 9 . . . $$ \|-----------------------[/go]` Click Here To Show Diagram Code `[go]$$Bc Ko is best for White? $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . . . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O 1 O . . X . . $$ \| . . X X O . 2 . . X . $$ \| . . . . 3 4 . . . . . $$ \|-----------------------[/go]`

Author:	SoDesuNe [ Thu Sep 16, 2010 1:08 pm ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
Since all of you have the same solution, I post something different =) Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . 1 . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O . O 2 . X . . $$ \| . . X X O 7 . 4 . X . $$ \| . . . . 5 3 6 . . . . $$ \|-----------------------[/go]` Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . 1 . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O . O 2 . X . . $$ \| . . X X O . . . . X . $$ \| . . . . 4 3 5 . . . . $$ \|-----------------------[/go]` Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . 1 . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O . O . . X . . $$ \| . . X X O . 2 . . X . $$ \| . . . . . 3 . . . . . $$ \|-----------------------[/go]`

Author:	Chew Terr [ Thu Sep 16, 2010 1:16 pm ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
Sodusune: Click Here To Show Diagram Code `[go]$$Bc Black to kill $$ \| . . . . . . . . . . . $$ \| . . . . . . . . . . . $$ \| . . X X X . . . . . . $$ \| . X . O O X . . . . . $$ \| . X O . 1 . . . . . . $$ \| . X O O O X X . X . . $$ \| . . X O . O X . . X . $$ \| . . X O . O . . X . . $$ \| . . X X O . 2 6 . X . $$ \| . . . . 4 3 5 7 8 . . $$ \|-----------------------[/go]` Doesn't this fail to kill, though?

Author:	SoDesuNe [ Fri Sep 17, 2010 2:21 am ]
Post subject:	Re: Problem of the day - Sept 15th, 2010
Hm, I was sure I had this exact diagram in my post :o You're right, of course =)

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