I wrote: > Joseph Piche wrote: > > I believe the semeai and owl code breaks down pretty bad with this > > pattern. It's obvious the best move for black is B2, but when white > > responds with C1, gnugo gives up. The response W-C2 B-C1 W-B3 B-A3 is > > found with default options. But when you turn the level up, W-C1 is > > found. Adding S15b S15c would help there, but W-C1 B-A3 W-B1 B-C2 and > > white has options at W-B3 B-A2 and W-A2 which black doesn't know how > > to deal with. (Of course the correct response is B-A1 W-B3 B-D1 W-C1 > > B-A2.) > > That's why there are many tests for followup positions in seki.tst. > Please see > http://trac.gnugo.org/gnugo/attachment/ticket/175/seki_tests_7_12.1 > for a bunch of followup tests in this case. They are not very easy to > follow by hand (due to play/undo commands) but can be comfortably > viewed with view.pike.
Actually I've added the tests to CVS right away so that they can be even easier viewed at http://trac.gnugo.org/regression/regress.plx as soon as that is updated, which should be in four hours or so. Please report any mistakes or missing moves that you find. /Gunnar _______________________________________________ gnugo-devel mailing list gnugo-devel@gnu.org http://lists.gnu.org/mailman/listinfo/gnugo-devel