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Offline Joaz Banbeck
 Post subject: Problem of the day - Sept 15th, 2010
Post #1 Posted: Wed Sep 15, 2010 10:59 am 
Judan
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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]

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Offline Shaddy
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #2 Posted: Wed Sep 15, 2010 11:10 am 
Lives in sente
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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.
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Offline Kirby
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #3 Posted: Wed Sep 15, 2010 11:20 am 
Honinbo

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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]

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Offline Kirby
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #4 Posted: Wed Sep 15, 2010 11:21 am 
Honinbo

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Looks like Shaddy came to the same conclusion...

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Offline kokomi
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #5 Posted: Wed Sep 15, 2010 11:24 am 
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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]

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Offline noodley
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #6 Posted: Wed Sep 15, 2010 12:04 pm 
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KGS: noodley
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?
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Offline Solomon
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #7 Posted: Wed Sep 15, 2010 12:19 pm 
Gosei
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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]
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Offline Sverre
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #8 Posted: Thu Sep 16, 2010 2:48 am 
Lives with ko
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Hmm, if this is killable, I have to start at :b1: ...

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]
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Offline SoDesuNe
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #9 Posted: Thu Sep 16, 2010 1:08 pm 
Gosei
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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]

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Offline Chew Terr
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #10 Posted: Thu Sep 16, 2010 1:16 pm 
Gosei
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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?

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Offline SoDesuNe
 Post subject: Re: Problem of the day - Sept 15th, 2010
Post #11 Posted: Fri Sep 17, 2010 2:21 am 
Gosei
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Hm, I was sure I had this exact diagram in my post :o

You're right, of course =)

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