Author: John Merlino
Date: 11:10:33 06/10/02
Go up one level in this thread
On June 10, 2002 at 03:55:48, Russell Reagan wrote: >I'm sure this has been covered before, but I'm curious if any program can tell >right away that this position is a draw, and if not, why not? It took me but a >few minutes to create a method for determining if this position was drawn or >not. Is detecting this draw harder than I am anticipating, or is it simply a >matter that there is no need for such draw detection? > >I tried it with Fritz and it scored about 0.5 for white after 6 minutes. > >[D]4b3/4k3/2p1p1p1/1pPpPpPp/pP1P1P1P/P2K4/3B4/8 w - - 0 1 > >Russell Chessmaster 9000 knows: Time Depth Score Positions Moves 0:04 30/33 0.08 714138 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Bd2 Kd7 9.Ke2 Bb7 10.Bc1 Bc8 11.Ke3 Ba6 12.Kd3 Ke7 13.Be3 Bc8 14.Ke2 Ba6 15.Kf3 Bc8 16.Bd2 0:04 31/34 0.08 756861 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Bd2 Kd7 9.Ke2 Bb7 10.Bc1 Bc8 11.Ke3 Ba6 12.Kd3 Ke7 13.Be3 Bc8 14.Ke2 Ba6 15.Kf3 Bc8 16.Bd2 0:04 32/35 0.08 800189 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Bd2 Kd7 9.Ke2 Bb7 10.Bc1 Bc8 11.Ke3 Ba6 12.Kd3 Ke7 13.Be3 Bc8 14.Ke2 Ba6 15.Kf3 Bc8 16.Bd2 0:04 33/36 0.08 848646 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Bd2 Kd7 9.Ke2 Bb7 10.Bc1 Bc8 11.Ke3 Ba6 12.Kd3 Ke7 13.Be3 Bc8 14.Ke2 Ba6 15.Kf3 Bc8 16.Bd2 0:05 34/37 0.08 890623 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Bd2 Kd7 9.Bc3 Bc8 10.Kf2 Ba6 11.Ke3 Ke7 12.Kd3 Kd7 13.Bd2 Ke7 14.Ke3 Bc8 15.Kf3 Bd7 16.Bc3 0:05 35/38 0.08 937356 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Bd2 Kd7 9.Ke2 Bb7 10.Bc1 Bc8 11.Kd3 Ba6 12.Bd2 Ke7 13.Ke2 Kd7 14.Kf3 Ke7 15.Be3 Bc8 16.Ke2 0:05 36/39 0.08 980694 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Bd2 Kd7 9.Bc3 Bc8 10.Kf2 Ba6 11.Ke3 Ke7 12.Kd3 Kd7 13.Bd2 Ke7 14.Ke3 Bc8 15.Kf3 Bd7 16.Be3 0:06 37/40 0.08 1030512 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Bd2 Bb7 8.Kd3 Ba6 9.Be3 Bc8 10.Ke2 Ba6 11.Kf3 Bc8 12.Bd2 Bd7 13.Ke2 Bc8 14.Kf2 Bd7 15.Kf3 Be8 16.Bc3 0:06 38/41 0.07 1144671 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Bd2 Bb7 8.Kd3 Ba6 9.Bc3 Kd7 10.Ke3 Ke7 11.Bd2 Bc8 12.Kf3 Bd7 13.Be3 Bc8 14.Ke2 Ba6 15.Kd3 Bc8 16.Bc1 0:06 39/42 0.07 1185621 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Bd2 Bb7 8.Kd3 Ba6 9.Ke3 Bc8 10.Kf3 Bd7 11.Be3 Bc8 12.Ke2 Ba6 13.Kd3 Bc8 14.Bc1 Bd7 15.Ke3 Be8 16.Bd2 0:07 40/43 0.06 1312187 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Bd2 Bb7 8.Kd3 Ba6 9.Be3 Bc8 10.Ke2 Ba6 11.Kf3 Bc8 12.Bd2 Bd7 13.Bc3 Bc8 14.Ke3 Ba6 15.Bd2 Bc8 16.Kf2 0:07 41/44 0.07 1367561 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Kf2 Bc8 9.Ke2 Ba6 10.Kd3 Bc8 11.Bc1 Bd7 12.Ke2 Bc8 13.Kf3 Ba6 14.Be3 Bc8 15.Kf2 Ba6 16.Bc1 0:08 42/45 0.06 1446704 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf3 Ba6 8.Bd2 Kd7 9.Bc3 Bc8 10.Kf2 Ba6 11.Ke3 Ke7 12.Kf3 Kd7 13.Bd2 Ke7 14.Be3 Bc8 15.Ke2 Ba6 16.Kd3 0:08 43/46 0.06 1499399 1.Bc3 Bd7 2.Ke3 Bc8 3.Bd2 Ba6 4.Kd3 Kd7 5.Be3 Ke7 6.Ke2 Bc8 7.Kf2 Ba6 8.Kf3 Bc8 9.Ke2 Ba6 10.Kd3 Bc8 11.Bc1 Bd7 12.Ke2 Bc8 13.Kf2 Bd7 14.Kf3 Bc8 15.Be3 Ba6 16.Kf2 jm
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