All right thanks, so whos turn it is don't matter, it is part of my hashcode
implementation.
I completely forget that fact and only looked position and think only that
black has not got that position before. But thats easy to fix thanks.
t. harri
----- Original Message -----
From: "Nick Wedd" <[EMAIL PROTECTED]>
To: "computer-go" <computer-go@computer-go.org>
Sent: Thursday, December 06, 2007 3:19 PM
Subject: Re: [computer-go] cgos
In message <[EMAIL PROTECTED]>, Harri Salakoski
<[EMAIL PROTECTED]> writes
Hi is last black move A4 really illegal in cgos rules?
Just ensure before start change things. It seemed weird.
White D9 shouls change board situation and white kills two stones before
A4 is getting then
one stone back fine? t. harri
W A4
9 WW..W.WWW
8 ...W.W.W.
7 WBW.WWWW.
6 WBBWBBWWW
5 .WWWBBBBB
4 BWBBBBBBB
3 .BBB.B.B.
2 B.BBBBB.B
1 BBBBBBBB.
ABCDEFGHJ
W D9
9 WW.WW.WWW
8 ...W.W.W.
7 WBW.WWWW.
6 WBBWBBWWW
5 .WWWBBBBB
4 BWBBBBBBB
3 .BBB.B.B.
2 B.BBBBB.B
1 BBBBBBBB.
ABCDEFGHJ
B A5
9 WW.WW.WWW
8 ...W.W.W.
7 WBW.WWWW.
6 WBBWBBWWW
5 BWWWBBBBB
4 BWBBBBBBB
3 .BBB.B.B.
2 B.BBBBB.B
1 BBBBBBBB.
ABCDEFGHJ
W A3
9 WW.WW.WWW
8 ...W.W.W.
7 WBW.WWWW.
6 WBBWBBWWW
5 .WWWBBBBB
4 .WBBBBBBB
3 WBBB.B.B.
2 B.BBBBB.B
1 BBBBBBBB.
ABCDEFGHJ
B A4
9 WW.WW.WWW
8 ...W.W.W.
7 WBW.WWWW.
6 WBBWBBWWW
5 .WWWBBBBB
4 BWBBBBBBB
3 .BBB.B.B.
2 B.BBBBB.B
1 BBBBBBBB.
ABCDEFGHJ
Here are the positions, edited to make them more legible:
W A4 [in fact it is B who has just played A4]
O O . . O . O O O
. . . O . O . O .
O # O . O O O O .
O # # O # # O O O
. O O O # # # # #
# O # # # # # # #
. # # # . # . # .
# . # # # # # . #
# # # # # # # # .
W D9 [Note this position, I will refer to it later]
O O . O O . O O O
. . . O . O . O .
O # O . O O O O .
O # # O # # O O O
. O O O # # # # #
# O # # # # # # #
. # # # . # . # .
# . # # # # # . #
# # # # # # # # .
B A5
O O . O O . O O O
. . . O . O . O .
O # O . O O O O .
O # # O # # O O O
# O O O # # # # #
# O # # # # # # #
. # # # . # . # .
# . # # # # # . #
# # # # # # # # .
W A3
O O . O O . O O O
. . . O . O . O .
O # O . O O O O .
O # # O # # O O O
. O O O # # # # #
. O # # # # # # #
O # # # . # . # .
# . # # # # # . #
# # # # # # # # .
B A4
O O . O O . O O O
. . . O . O . O .
O # O . O O O O .
O # # O # # O O O
. O O O # # # # #
# O # # # # # # #
. # # # . # . # .
# . # # # # # . #
# # # # # # # # .
If "positional superko" is in force, this last move is illegal, as it
recreates the position noted previously.
Nick
--
Nick Wedd [EMAIL PROTECTED]
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