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Re: [gnugo-devel] Terrible move

From: Daniel Bump
Subject: Re: [gnugo-devel] Terrible move
Date: Wed, 21 Nov 2001 10:08:04 -0800

> > Here's a game where GNU Go makes a fairly catastrophic move at move 216. 
> > The odd thing is that if asked to generate a black move instead it sees 
> > that it can kill...
> To GNU Go the upper right corner is a semeai situation and the semeai
> module isn't good enough to handle it. Dan, this is a good test case
> for an improved semeai module.

It only becomes a semeai after B peeps and W connects. In order
to analyze this as a semeai we would need to have the owl code
call the semeai module when stackp == 2 or 3.

Part of the problem is that after B:S17, W:S16, B:S18
black has 5 liberties so is tactically alive.


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