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[gnugo-devel] New test nngs3:1140
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[gnugo-devel] New test nngs3:1140 |
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Sat, 19 Oct 2002 12:46:23 -0700 |
> I also added a new test in nngs3:1140. This is worth looking
> at. At move 102 of gnugo-3.3.9-joshj-200210181607.sgf, both
> players have made mistakes in the upper left hand corner but
> GNU Go has a clearly won position. There is a semeai which
> GNU cannot win if it tenukis. So GNU must make two eyes
> after which B is simply dead. Inge and I watched in horror
> as GNU made a small move somewhere else on the board.
Here's what happens in this test. After B:B19 W:G16
find_defense(F19) returns false so F19 is not owl
lively. Thus GNU thinks W is alive.
This is a depth problem. If you increase the level to 12,
it doesn't happen.
Dan
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