Author: Dan Ellwein
Date: 14:32:55 02/08/04
Go up one level in this thread
On February 08, 2004 at 12:57:36, John Merlino wrote: >On February 08, 2004 at 10:23:41, Mike Byrne wrote: > >>As an aside, GM David Bronstein was a great computer chess enthusiast and >>probably has more recorded games against computers than any other GM from his >>era. His public record was 36-0-3 versus computers. >> >>[d]r4rk1/pp1n1p1p/1nqP2p1/2b1P1B1/4NQ2/1B3P2/PP2K2P/2R5 w - - 0 22 >> >>Nolot #22. Interestingly, CI only took this game up to 21. Rc1 as a game >>fragment with the notation that Rc1 +/- > >Chessmaster 9000, SKR personality on a P4-2.4, does a good job here. First it >finds that Bf6+ is a draw after only 18 seconds. It then finds Rxc5 with a >winning score after 4:36 -- the same as Deep Blue! > >Time Depth Score Positions Moves >0:03 1/7 -3.08 551338 22.e6 Qb5+ 23.Ke1 Bb4+ 24.Kf2 fxe6 > 25.Qg4 Bc5+ 26.Kg3 Bd4 27.Bxe6+ Kh8 >0:03 1/7 -2.62 659999 22.Bh6 Qb5+ 23.Kd1 Bb4 24.Bxf8 > Rxf8 25.Rc7 Nxe5 >0:06 1/7 -2.54 1122605 22.Rd1 Qb5+ 23.Rd3 Bg1 24.Bf6 Nxf6 > 25.Nxf6+ Kh8 26.d7 Rfd8 27.Bxf7 > Qxb2+ 28.Rd2 >0:08 1/8 -2.66 1498645 22.Rd1 Qb5+ 23.Rd3 Bg1 24.Bf6 Nxf6 > 25.Nxf6+ Kh8 26.a4 Qc5 27.Kd1 >0:10 1/8 -2.59 2034330 22.Bh6 Qb5+ 23.Kd2 Bb4+ 24.Ke3 > Qxe5 25.Qxe5 Nxe5 26.a3 Ba5 27.Rc5 > Nc6 28.Nf6+ Kh8 29.Bxf8 Rxf8 >0:18 1/8 0.00 3611064 22.Bf6 Qb5+ 23.Ke1 Bb4+ 24.Kf2 > Nxf6 25.Nxf6+ Kg7 26.Nh5+ Kg8 27.Nf6+ > >0:24 1/9 0.00 4809252 22.Bf6 Qb5+ 23.Ke1 Bb4+ 24.Kf2 > Nxf6 25.Nxf6+ Kg7 26.Nh5+ Kg8 27.Nf6+ > >0:41 1/10 0.00 8593467 22.Bf6 Qb5+ 23.Ke1 Nxf6 24.Nxf6+ > Kg7 25.Nh5+ gxh5 26.Qf6+ Kg8 27.Qg5+ > Kh8 28.Qf6+ Kg8 >1:25 1/11 0.00 18876268 22.Bf6 Qb5+ 23.Ke1 Nxf6 24.Nxf6+ > Kg7 25.Nh5+ gxh5 26.Qf6+ Kg8 27.Qg5+ > Kh8 28.Qf6+ Kg8 >3:43 1/12 0.00 50818051 22.Bf6 Qb5+ 23.Ke1 Nxf6 24.Nxf6+ > Kg7 25.Nh5+ gxh5 26.Qf6+ Kg8 27.Qg5+ > Kh8 28.Qf6+ Kg8 >4:36 1/12 2.52 64762519 22.Rxc5 Nxc5 23.Nf6+ Kh8 24.Qh4 > Qb5+ 25.Ke3 h5 26.Nxh5 Nd5+ 27.Bxd5 > Qd3+ 28.Kf2 Ne4+ 29.Bxe4 Qd4+ 30.Kg3 > Qg1+ 31.Kh3 Qf1+ 32.Kg4 f5+ 33.exf6ep > Rad8 >7:21 1/13 2.87 110160208 22.Rxc5 Qxc5 23.Nxc5 Nxc5 24.Bh6 > Nxb3 25.axb3 Nd7 26.Bxf8 Rxf8 27.Qe4 > Re8 28.f4 Nc5 29.Qe3 Rc8 > >jm Hi John CM9 personality - OFFSET - lucks out here and finds Rxc5 in 42 sec but does not see its winning until 4:24 min... Cel 1.7G Hash 32M Dan Time Depth Score Positions Moves 0:00 1/4 -0.48 21005 1.Kd1 Qb5 2.Nxc5 Nxc5 0:00 1/5 -1.13 37392 1.Kd1 Qb5 2.Nd2 Rae8 3.Be7 0:00 1/5 -0.66 56538 1.e6 Qb5+ 2.Ke1 Bb4+ 3.Kf2 fxe6 4.Bxe6+ Kh8 5.Qe3 Ne5 0:00 1/5 -0.54 69244 1.Bh6 Qb5+ 2.Kd1 Qf1+ 3.Kc2 Qe2+ 4.Kb1 Bd4 5.Nf6+ Nxf6 6.Qxd4 0:01 1/6 -0.77 140895 1.Bh6 Qb5+ 2.Kd1 Bb4 3.Bxf8 Rxf8 4.Rc7 Nxe5 0:01 1/6 -0.55 199952 1.e6 Qb5+ 2.Ke1 Bb4+ 3.Kf2 fxe6 4.Bxe6+ Kh8 5.Qe3 Rae8 0:04 1/7 -1.13 461332 1.e6 Qb5+ 2.Ke1 Bb4+ 3.Kf2 fxe6 4.Qg4 Kh8 5.Qxe6 Rae8 0:05 1/7 -0.56 672467 1.Bh6 Qb5+ 2.Ke1 Bb4+ 3.Kf2 Qxe5 4.Qxe5 Nxe5 5.Rc7 Rfd8 6.Rxb7 Bxd6 7.Bxf7+ Nxf7 8.Nf6+ Kh8 9.Rxf7 0:13 1/8 -0.56 1584836 1.Bh6 Qb5+ 2.Ke1 Bb4+ 3.Kf2 Qxe5 4.Qxe5 Nxe5 5.Rc7 Rfd8 6.Rxb7 Bxd6 7.Bxf7+ Nxf7 8.Nf6+ Kh8 9.Rxf7 0:23 1/8 0.00 2856167 1.Bf6 Qb5+ 2.Ke1 Nxf6 3.Nxf6+ Kg7 4.Nh5+ gxh5 5.Qf6+ Kg8 6.Qg5+ Kh8 7.Qf6+ Kg8 0:30 1/9 0.00 3733971 1.Bf6 Qb5+ 2.Ke1 Nxf6 3.Nxf6+ Kg7 4.Nh5+ gxh5 5.Qf6+ Kg8 6.Qg5+ Kh8 7.Qf6+ Kg8 0:42 1/9 0.17 5337869 1.Rxc5 Nxc5 2.Nf6+ Kh8 3.Qh4 Qb5+ 4.Ke3 Qd3+ 5.Kf2 h5 6.Nxh5 Ne4+ 7.fxe4 Qd4+ 8.Ke1 Qg1+ 9.Ke2 Qg2+ 10.Kd3 Qxb2 0:52 1/10 0.75 6851338 1.Rxc5 Nxc5 2.Nf6+ Kh8 3.Qh4 Qb5+ 4.Kf2 Nd3+ 5.Kg1 h5 6.Nxh5 Qc5+ 7.Kf1 Qf2+ 8.Qxf2 Nxf2 9.Be7 Nd3 10.Bxf8 Rxf8 1:34 1/11 0.75 13092490 1.Rxc5 Nxc5 2.Nf6+ Kh8 3.Qh4 Qb5+ 4.Kf2 Nd3+ 5.Kg1 h5 6.Nxh5 Qc5+ 7.Kf1 Qf2+ 8.Qxf2 Nxf2 9.Be7 Nd3 10.Bxf8 Rxf8 4:24 1/12 1.25 38990365 1.Rxc5 Nxc5 2.Nf6+ Kh8 3.Qh4 Qb5+ 4.Kf2 Nd3+ 5.Kg2 Nf4+ 6.Bxf4 Qe2+ 7.Kg1 h5 8.d7 Kg7 9.Ne8+ Kg8 10.d8=Q Rxd8 11.Qxd8 Qe1+ 12.Kg2 Qe2+ 13.Kg3 Qe1+ 14.Kh3 Qf1+ 15.Kh4 Qxf3
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