L & D Series from cyberoro (1D~4D) problem #214

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Magicwand
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L & D Series from cyberoro (1D~4D) problem #214

Post by Magicwand »

BLACK TO PLAY. NOT TOO MANY VARIATION BUT NOT EASY TO SEE.
Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O . . . O X . . |
$$ | . . X X O O . O . . X . . |
$$ | . . . O . . . . X . . . . |
$$ ----------------------------[/go]
"The more we think we know about
The greater the unknown"

Words by neil peart, music by geddy lee and alex lifeson
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Re: L & D Series from cyberoro (1D~4D) problem #214

Post by nagano »

Looked at it a bit fast, but I think:
Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O 1 . . O X . . |
$$ | . . X X O O 5 O . . X . . |
$$ | . . . O 2 . 3 4 X . . . . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O 1 7 . O X . . |
$$ | . . X X O O 4 O 6 9 X . . |
$$ | . . . O 2 . 3 5 X 8 . . . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O 1 5 . O X . . |
$$ | . . X X O O . O 4 . X . . |
$$ | . . . O 3 . 2 . X . . . . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O 1 9 . O X . . |
$$ | . . X X O O 4 O 8 6 X . . |
$$ | . . . O 3 5 . 2 X 7 . . . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O 1 3 . O X . . |
$$ | . . X X O O . O 2 5 X . . |
$$ | . . . O . . . . X 4 . . . |
$$ ----------------------------[/go]
"Those who calculate greatly will win; those who calculate only a little will lose, but what of those who don't make any calculations at all!? This is why everything must be calculated, in order to foresee victory and defeat."-The Art of War
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Re: L & D Series from cyberoro (1D~4D) problem #214

Post by Magicwand »

to: nagano
that will yield ko.
Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O 1 3 . O X 6 9 |
$$ | . . X X O O . O 2 4 X 7 8 |
$$ | . . . O . . . 0 X 5 . . . |
$$ ----------------------------[/go]
"The more we think we know about
The greater the unknown"

Words by neil peart, music by geddy lee and alex lifeson
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Re: L & D Series from cyberoro (1D~4D) problem #214

Post by nagano »

How? Looks dead to me.
Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O X X . O X 3 X |
$$ | . . X X O O 1 O O O X X O |
$$ | . . . O . . . W X X 4 2 . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X 3 . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O X X . O X X X |
$$ | . . X X O O X O O O X X O |
$$ | . . . O . . . O 2 1 O O . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X 7 . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O X X . O X 5 X |
$$ | . . X X O O 1 O O O X X O |
$$ | . . . O . . . O 4 3 2 6 . |
$$ ----------------------------[/go]
"Those who calculate greatly will win; those who calculate only a little will lose, but what of those who don't make any calculations at all!? This is why everything must be calculated, in order to foresee victory and defeat."-The Art of War
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Re: L & D Series from cyberoro (1D~4D) problem #214

Post by Magicwand »

to nagano:
i skipped the obvious sequence on left only to show you the ko sequence.
Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X 5 . |
$$ | . . . . . . X X X O X 4 . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O X X . O X 3 X |
$$ | . . X X O O 1 O O O X X O |
$$ | . . . O . . . W X X 6 2 . |
$$ ----------------------------[/go]
"The more we think we know about
The greater the unknown"

Words by neil peart, music by geddy lee and alex lifeson
User avatar
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Re: L & D Series from cyberoro (1D~4D) problem #214

Post by nagano »

I should have been more patient before posting. It's funny... this was the first move I considered, but somehow I thought there was a move that thwarted it.
Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O . . . O X . . |
$$ | . . X X O O . O 1 3 X . . |
$$ | . . . O . . . 2 X . . . . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O 3 . 2 O X . . |
$$ | . . X X O O . O 1 . X . . |
$$ | . . . O . . . . X . . . . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O . . . O X . . |
$$ | . . X X O O 5 O 1 . X . . |
$$ | . . . O 2 . 3 4 X . . . . |
$$ ----------------------------[/go]
"Those who calculate greatly will win; those who calculate only a little will lose, but what of those who don't make any calculations at all!? This is why everything must be calculated, in order to foresee victory and defeat."-The Art of War
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Re: L & D Series from cyberoro (1D~4D) problem #214

Post by Magicwand »

to nagano:
seems like you are only one who is trying this problem :)
how about 2?
Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O . . . O X . . |
$$ | . . X X O O . O 1 2 X . . |
$$ | . . . O . . . . X . . . . |
$$ ----------------------------[/go]
"The more we think we know about
The greater the unknown"

Words by neil peart, music by geddy lee and alex lifeson
User avatar
nagano
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Re: L & D Series from cyberoro (1D~4D) problem #214

Post by nagano »

I have to admit I looked at the solution after my last post, but I had thought of this.
Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O . 9 . O X . . |
$$ | . . X X O O 8 O 1 2 X . . |
$$ | . . . O 6 . 7 4 X 3 5 . . |
$$ ----------------------------[/go]

Click Here To Show Diagram Code
[go]$$Bcm1 Prisoners: W=0, B=0
$$ -----------------------------
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . , . . . . . , . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . . . . . |
$$ | . . . . . . . . . X X . . |
$$ | . . . . . . X X X O X . . |
$$ | . . . , X X O O O O O X . |
$$ | . . . . X O 9 . 8 O X . . |
$$ | . . X X O O . O 1 2 X . . |
$$ | . . . O 6 . 7 4 X 3 5 . . |
$$ ----------------------------[/go]
"Those who calculate greatly will win; those who calculate only a little will lose, but what of those who don't make any calculations at all!? This is why everything must be calculated, in order to foresee victory and defeat."-The Art of War
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