Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Bronstein vs "EVM M20" - mate in 10 (1963) (diagramed)

Author: Mike Byrne

Date: 11:23:02 03/13/04

Go up one level in this thread


On March 13, 2004 at 14:21:05, Mike Byrne wrote:

>This mate was the pretty finale of a game won by USSR Grandmaster Bronstein
>against a 1963 chess computer called EVM "M-20.
>
>This game may be the earliest recorded between a Grandmaster and a computer - if
>you know of a  earlier , please post.
>
>[Event "Training"]
>[Site "Training"]
>[Date "1963.??.??"]
>[Round "?"]
>[White "Bronstein"]
>[Black "EVM M20"]
>[Result "1-0"]
>[ECO "C34"]
>[PlyCount "45"]
>[EventDate "1963.??.??"]
>[Source "www.ChessliB.no"]
>[SourceDate "2003.02.24"]
>
>1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Ng4 5. d4 g5 6. Nc3 Ne3 7. Qe2 Nxf1 8. Ne4
>Ne3 9. Nf6+ Ke7 10. Bd2 Nxc2+ 11. Kf2 Nxa1 12. Nd5+ Ke6 13. Qc4 b5 {
[d]rnbq1b1r/p1pp1p1p/4k3/1p1NP1p1/2QP1p2/5N2/PP1B1KPP/n6R w - -

}
>
>Bronstein announced the mate in 10 moves at this point during the game.
>
>}
>14. Nxg5+ Qxg5 15. Nxf4+ Ke7 16. Nd5+ Ke6 17. Nxc7+ Ke7 18. Nd5+ Ke8 19. Qxc8+
>Qd8 20. Nc7+ Ke7 21. Bb4+ d6 22. Bxd6+ Qxd6 23. Qe8# 1-0
>
>
>
>Crafty v19.11 SE [Kasparov] (2 cpus)
>SE code enabled
>
>White(1): rnbq1b1r/p1pp1p1p/4k3/1p1NP1p1/2QP1p2/5N2/PP1B1KPP/n6R/ w
>White(1): go
>              clearing hash tables
>              time surplus   0.00  time limit 16666:39 (16666:39)
>              time surplus   0.00  time limit 16666:39 (16666:39)
>              depth   time  score   variation (1)
>                1     0.00  -5.40   1. Nxc7+ Ke7 2. Nxb5
>                1->   0.01  -5.40   1. Nxc7+ Ke7 2. Nxb5
>                2     0.01     ++   1. Nxc7+!!
>                2     0.01  -1.85   1. Nxc7+ Ke7 2. Bb4+ d6 3. Bxd6+ Kd7
>                                    4. Qxf7+
>                2->   0.03  -1.85   1. Nxc7+ Ke7 2. Bb4+ d6 3. Bxd6+ Kd7
>                                    4. Qxf7+
>                3     0.03     ++   1. Nxc7+!!
>                3     0.05  -0.20   1. Nxc7+ Kf5 2. Qxf7+ Ke4 3. Re1+ Kd3
>                                    4. Nxa8
>                3->   0.06  -0.20   1. Nxc7+ Kf5 2. Qxf7+ Ke4 3. Re1+ Kd3
>                                    4. Nxa8
>                4     0.06     ++   1. Nxc7+!!
>                4     0.08   0.81   1. Nxc7+ Ke7 2. Bb4+ d6 3. Bxd6+ Kd7
>                                    4. Qxf7+ Kc6 5. Qd5+ Kb6 6. Nxa8+
>                4->   0.09   0.81   1. Nxc7+ Ke7 2. Bb4+ d6 3. Bxd6+ Kd7
>                                    4. Qxf7+ Kc6 5. Qd5+ Kb6 6. Nxa8+
>                5     0.09     ++   1. Nxc7+!!
>                5     0.12   2.50   1. Nxc7+ Ke7 2. Bb4+ d6 3. Bxd6+ Qxd6
>                                    4. exd6+ Kd8 5. Nxb5 Be6
>                5     0.12   3.20   1. Nxg5+ Qxg5 2. Nxf4+ Ke7 3. Nd5+
>                                    Ke8 4. Nxc7+ Kd8 5. Bxg5+ f6 6. Bxf6+
>                5->   0.15   3.20   1. Nxg5+ Qxg5 2. Nxf4+ Ke7 3. Nd5+
>                                    Ke8 4. Nxc7+ Kd8 5. Bxg5+ f6 6. Bxf6+
>                                    (s=3)
>                6     0.15     ++   1. Nxg5+!!
>                6     0.17   5.08   1. Nxg5+ Qxg5 2. Nxf4+ Ke7 3. Nd5+
>                                    Ke8 4. Nxc7+ Kd8 5. Bxg5+ Be7 6. Bxe7+
>                                    Kxe7 7. Qb4+ d6 8. Nxa8 (s=2)
>                6->   0.30   5.08   1. Nxg5+ Qxg5 2. Nxf4+ Ke7 3. Nd5+
>                                    Ke8 4. Nxc7+ Kd8 5. Bxg5+ Be7 6. Bxe7+
>                                    Kxe7 7. Qb4+ d6 8. Nxa8 (s=5)
>                7     0.30     ++   1. Nxg5+!!
>                7     0.34   8.40   1. Nxg5+ Qxg5 2. Nxc7+ Ke7 3. Nd5+
>                                    Ke6 4. Nxf4+ Ke7 5. Nd5+ Ke8 6. Qxc8+
>                                    Qd8 7. Nc7+ Ke7 8. Bg5+ f6 9. exf6+
>                                    Kf7 10. Qxd8 (s=4)
>                7->   0.70   8.40   1. Nxg5+ Qxg5 2. Nxc7+ Ke7 3. Nd5+
>                                    Ke6 4. Nxf4+ Ke7 5. Nd5+ Ke8 6. Qxc8+
>                                    Qd8 7. Nc7+ Ke7 8. Bg5+ f6 9. exf6+
>                                    Kf7 10. Qxd8 (s=4)
>                8     0.72     ++   1. Nxg5+!!
>                8     0.81  Mat10   1. Nxg5+ Qxg5 2. Nxc7+ Ke7 3. Nd5+
>                                    Ke6 4. Nxf4+ Ke7 5. Nd5+ Ke8 6. Qxc8+
>                                    Qd8 7. Nc7+ Ke7 8. Bb4+ d6 9. Bxd6+
>                                    Qxd6 10. Qe8# (s=3)
>                8->   2.05  Mat10   1. Nxg5+ Qxg5 2. Nxc7+ Ke7 3. Nd5+
>                                    Ke6 4. Nxf4+ Ke7 5. Nd5+ Ke8 6. Qxc8+
>                                    Qd8 7. Nc7+ Ke7 8. Bb4+ d6 9. Bxd6+
>                                    Qxd6 10. Qe8# (s=3)
>              time=2.05  cpu=174%  mat=-10  n=2611786  fh=98%  nps=1.27M
>              ext-> chk=163679 cap=3383 pp=6053 1rep=11762 mate=199
>              predicted=0  nodes=2611786  evals=9330  50move=0
>              endgame tablebase-> probes=0  hits=0
>              SMP->  split=251  stop=12  data=3/128  cpu=3.58  elap=2.05
>
>mate in 10 moves.
>
>
>White(1): Nxg5+
>              time used:   2.05
>
>Pocket Chess Genius on Dell 590 Mhz(oc) 6 seconds to see mate.
>Pocket Fritz 2 ""  ""  37 seconds to see mate
>Pocket Grandmaster Ruffian 1.0.4 26 seconds to see mate
>
>
>Psion 2.5.1, 1.7 Ghz. - did not see mate after 10 minutes
>PC Chess Genius 1, 1.7 Ghz P4, - 26 seconds to see mate
>PC Chess Genius 3, 1.7 Ghz P4, - 31 seconds
>Chess Genius 5, 1.7 Ghz P4 - 26 seconds to see mate
>Chess Genius Classic 7.1, 1.7 Ghz P4 - 23 seconds
>
>some old pc results
>
>http://membres.lycos.fr/albillo/ajedre2a.htm
>
>Fritz 8 took 36 seconds on machine and came up with a mate-in-11.
>
>Bronstein - EVM M20
>rnbq1b1r/p1pp1p1p/4k3/1p1NP1p1/2QP1p2/5N2/PP1B1KPP/n6R w - b6 0 1
>
>Analysis by Fritz 8:
>
>14.Nxg5+ Qxg5 15.Nxf4+ Ke7 16.Nd5+ Ke8 17.Nxc7+ Kd8 18.Bxg5+ Be7 19.Bxe7+ Kxe7
>20.Qc5+ Kd8 21.Nxa8 Na6 22.Qd6 Rg8 23.Rxa1 Bb7
>  +-  (8.31)   Depth: 7/38   00:00:00  188kN
>14.Nxg5+ Qxg5 15.Nxf4+ Ke7 16.Nd5+ Ke8 17.Nxc7+ Kd8 18.Bxg5+ Be7 19.Bxe7+ Kxe7
>20.Qc5+ Kd8 21.Nxa8 Na6 22.Qd6 Rg8 23.Rxa1 Bb7
>  +-  (8.31)   Depth: 8/20   00:00:00  291kN
>14.Nxg5+ Qxg5 15.Nxf4+ Ke7 16.Nd5+ Ke8 17.Nxc7+ Kd8 18.Bxg5+ Be7 19.Bxe7+ Kxe7
>20.Qc5+ Kd8 21.Nxa8 Na6 22.Qd6 Rg8 23.Rxa1 Bb7
>  +-  (8.31)   Depth: 9/29   00:00:01  622kN
>14.Nxg5+ Qxg5 15.Nxf4+ Ke7 16.Nd5+ Ke8 17.Nxc7+ Kd8 18.Bxg5+ Be7 19.Bxe7+ Kxe7
>20.Qc5+ Kd8 21.Nxa8 Na6 22.Qd6 Rg8 23.Rxa1 Bb7
>  +-  (8.31)   Depth: 10/33   00:00:03  1414kN
>14.Nxg5+!
>  +-  (8.63)   Depth: 11/34   00:00:08  4467kN
>14.Nxg5+!
>  +-  (8.91)   Depth: 11/34   00:00:08  4470kN
>14.Nxg5+!
>  +-  (9.53)   Depth: 11/34   00:00:09  4477kN
>14.Nxg5+ Kf5 15.Qd3+
>  +-  (#11)   Depth: 11/42   00:00:36  20358kN
>14.Nxg5+ Kf5 15.Qd3+
>  +-  (#11)   Depth: 11/42   00:00:45  25149kN
>
>(Byrne, Secane, PA USA 13.03.2004)



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.