Thanks for detailed explanation, so first similar looking black position has no
ko and next has.
t. harri
----- Original Message -----
From: Erik van der Werf
To: computer-go
Sent: Wednesday, March 07, 2007 10:46 PM
Subject: Re: [computer-go] Situational super KO?
On 3/7/07, Harri Salakoski <[EMAIL PROTECTED]> wrote:
>
>
> Hi
> As reading
> http://www.cs.unimaas.nl/~vanderwerf/pubdown/solving_go_on_sm all_boards.pdf
> don't understand chapter 5.1. Following 3*3 go game.
Maybe you were not actually reading the above link, but chapter 5 of my
thesis? The thesis contains more info, so that's fine, but then it's better to
use that as reference.
All can be found at http://erikvanderwerf.tengen.nl/publications.html
>
> -A2
> eee
> bee
> eee
Don't like your formatting :-(
...
#..
...
> -B2
...
#O.
...
> -B1
...
#O.
.#.
> -C3 - can be bad move according chapter 5.1
Subtle details in the rules can occasionally make a huge difference.
..O
#O.
.#.
> -B3? - don't understand how black wins using this move(a in diagram 10)
.#O
#O.
.#.
> -A3
O.O
#O.
.#.
> -C2
O.O
#O#
.#.
!!! situation: white to move, no consecutive passes, no point illegal due to
basic ko !!!
> -A1
O.O
.O#
O#.
> -B3
O#.
.O#
O#.
> -C1
O#.
.O#
O.O
> -A2
.#.
#O#
O.O
> -C3
.#O
#O.
O.O
> -B1
.#O
#O.
.#O
> -A3
O.O
#O.
.#O
>
> And now black has no legal moves as position repeats?
> at least my test code says so.
Move at C2
O.O
#O#
.#.
situation: white to move, no consecutive passes, C1 Illegal due to basic ko
>
> Somebody could enlight me what I have misunderstanded chapter 5.1.
The situation is different. For details see section 2.2.1 and appendix A of
the thesis, or the section about the rules in the ICGA article.
Erik
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