RE: computer-go: Scoring

[Jean-Pierre Vesinet <jpvesinet@xxxxxxxxxx>]

T.R. Christie wrote:
> > > a fix, to cope with seki:
> > >
> > > any score area consisting of exactly 2 empty intersections,
> > > and at least one coloured intersection is always CONTESTED,
> > > and may not be changed by steps 2, 3 or 4.
> >
> > Too simple. Sekis can have 1 liberty in common, or 2 or 3, 
> or even more!
> > This includes the "final" state of a seki, where neither 
> player can add a
> > stone.
> Id didnt really think this one through properly.
> What is an example of a 3(or more) liberty
> seki that is in the final state?
> Ill have to find another way around this...

A seki with 4 liberties (top-left corner, outer stones alive):
   A B C D E F G H J
19 X O O O O O X X .
18 X . . O . X O X .
17 X X X O . X O X .
16 X . O X X X O X .
15 X . O . . X O . .
14 O O O O O X O . .
13 X X X X X O O . .
12 . . . . . . . . .

Jean-Pierre Vesinet