WCCC 1992

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UPM, CS Building [1]

The Seventh World Computer Chess Championship took place from November 23-27, 1992, at Universidad Politécnica de Madrid (UPM), Madrid, Spain. The original El Ajedrecista by Leonardo Torres y Quevedo was an exhibit in the tournament hall [2] . The Seventh World Computer Chess Championship was a triumph for the RISC architecture - Ed Schröder won the title with the TASC ChessMachine [3] , with a program called Gideon, a port of his Rebel program for an ARM2 RISC Processor, plugged as ISA card into an IBM PC. Runner up Zugzwang played with a grid of 1024 Inmos T800 Transputer [4] . With Kasparov Sparc, under the patronage of Saitek, Kathe and Dan Spracklen played their last tournament, after losing the finish against the ChessMachine. Berliner's HiTech used B*.

Final Standing

7th World Computer Chess Championship 1992, Madrid ES [5] [6]

# Program CC R1 R2 R3 R4 R5 Total SOS SoDOS
1 ChessMachine WK NL 6w½ 7b1 10w1 8b1 4b1 15 13½
2 Zugzwang DE 15b1 3w1 14b1 4w½ 5b½ 4 15 11½
3 Cumulus 2 FR 19w1 2b0 16w1 14w1 11b1 4 12 8
4 Kasparov Sparc US 12w1 6b1 9w1 2b½ 1w0 17 10½
5 Fritz 2 NL 11w½ 8w½ 15b1 9b1 2w½ 14½
6 RISC 2500 NL 1b½ 4w0 20b1 10b1 7w½ 3 14½
7 HiTech B* US 10b½ 1w0 18b1 12w1 6b½ 3 14
8 Chess Genius GB 18w½ 5b½ 21w1 1w0 14b1 3 12½
9 Woodpusher GB 20w1 21b1 4b0 5w0 17w1 3 11 4
10 MChess Pro US 7w½ 11b1 1b0 6w0 15w1 15 6
11 HIARCS GB 5b½ 10w0 19b1 13b1 3w0 14
12 Lachex US 4b0 18b1 13w½ 7b0 20w1 11½
13 Pandix HU 17w1 14b0 12b½ 11w0 18b1 10½
14 Kallisto NL 16b1 13w1 2w0 3b0 8w0 2 15½
15 Ulysses DE 2w0 22b1 5w0 19w1 10b0 2 12 2
16 Prochess NL 14w0 17b1 3b0 18w0 21b1 2 10½ 3
17 Centaur RU 13b0 16w0 22b1 21w1 9b0 2 9
18 Nimzo Guernica AT 8b½ 12w0 7w0 16b1 13w0 13
19 Échec FR 3b0 20w½ 11w0 15b0 22b1 10 1
20 Mirage RU 9b0 19b½ 6w0 22w½ 12b0 1 10½ 1
21 Nightmare DE 22w1 9w0 8b0 17b0 16w0 1 10½ ½
22 Delicate Brute GB 21b0 15w0 17w0 20b½ 19w0 ½ ½


7th World Computer Chess Championship 1992, Madrid ES [7]

Program CC Team Hardware Language Nodes/s
Centaur RU Victor Vikhrev, Alexey Manjakhin 486 PC 66 MHz Pascal 50
Chess Genius GB Richard Lang 486 PC 50 MHz Assembly 15,000
ChessMachine WK NL Ed Schröder IBM PC + ARM2 32 MHz Assembly 6,000 - 7,000
Cumulus 2 FR Jean-Christophe Weill 486 PC 66 MHz Assembly 15,000
Delicate Brute GB Don Beal SPARCstation 2 C 10,000
Échec FR Marc-François Baudot 486 PC 66 MHz C 5,000
Fritz 2 NL Frans Morsch, Sjoerd Wiarda (book) 486 PC 66 MHz Assembly 20,000
HIARCS GB Mark Uniacke SPARCstation 2 C 3,000
HiTech B* US Hans Berliner VLSI-Sys C, Microcode 120,000
Kallisto NL Bart Weststrate 486 PC 50 MHz Assembly 10,000
Kasparov Sparc US Dan and Kathe Spracklen SPARC 51 MHz Assembly 20,000
Lachex US Burton Wendroff Cray Y-MP-2E Fortran, CAL 40,000
MChess Pro US Marty Hirsch 486 PC 66 MHz C, Assembly 5,500
Mirage RU Yuri Shpeer, Vladimir Rybinkin 486 PC 66 MHz Assembly -
Nightmare DE Reinhold Gellner, Gaby von Rekowski 486 PC 66 MHz C 6,000
Nimzo Guernica AT Chrilly Donninger, Alex Kure (book) 486 PC 50 MHz C, Assembly 5,000
Pandix HU Gyula and Zsuzsa Horváth 486 PC 66 MHz C, Assembly 4,000 - 15,000
Prochess NL Tom Pronk 486 PC 50 MHz C 10,000 - 15,000
RISC 2500 NL Johan de Koning ARM2 28 MHz C, Assembly 3,000
Ulysses DE Ulf Lorenz, Valentin Rottmann SPARCstation 2 C 5,000
Woodpusher GB John Hamlen 486 PC 66 MHz C 3,500
Zugzwang DE Rainer Feldmann, Peter Mysliwietz 1024 x Inmos T805 Occam 250,000

Photos & Games

Round 2

HiTech B* - ChessMachine WK  : 0-1 [8]

[Event "7th World Computer Chess Championship"]
[Site "Madrid, Spain"]
[Date "1992.11.24"]
[Round "2"]
[White "HiTech B*"]
[Black "ChessMachine WK"]
[Result "0-1"]

1.d4 d5 2.Nf3 Nf6 3.Bf4 Bf5 4.e3 e6 5.Nbd2 Be7 6.c4 Nh5 7.Qa4+ c6 8.Qb3 Na6 9.c5 Nxf4 
10.exf4 Qc7 11.Bxa6 bxa6 12.Qa4 f6 13.Qxa6 Rb8 14.b3 O-O 15.O-O Rb5 16.a4 Rb4 17.Rfe1 
Rfb8 18.Re3 Bf8 19.Ra2 R8b7 20.Ra1 Rb8 21.Rae1 g6 22.R3e2 Bh6 23.g3 Qd7 24.Re3 Bh3 
25.Rb1 Bg4 26.Rb2 Bg7 27.Kh1 f5 28.Rd3 Qb7 29.Qxb7 R8xb7 30.Ne5 Bxe5 31.dxe5 Rxa4 32.f3 
Bh3 33.Rb1 Ra2 34.Rc1 a5 35.Kg1 a4 36.bxa4 Rbb2 37.Rd1 Rc2 38.Kf2 Rxc5 39.Rb1 Rcc2 
40.Ke3 c5 41.a5 Rxa5 42.Rb6 d4+ 43.Kf2 Raa2 44.Rb8+ Kg7 45.Rb7+ Kh6 46.g4 fxg4 47.Kg3 
Rxd2 48.Rxd2 Rxd2 49.fxg4 Rd3+ 50.Kf2 Bxg4 51.Rc7 Rc3 52.Rc6 c4 53.h3 Bxh3 54.Rd6 Rd3 
55.Ra6 c3 56.Ra1 Rd2+ 57.Kg3 c2 58.Rc1 Bg2 59.Kh2 d3 60.f5 Be4+ 61.Kg3 Rd1 62.fxg6 Rxc1 
63.gxh7 Bxh7 64.Kg2 d2 65.Kf2 d1=Q 66.Kg3 Qg1+ 67.Kf3 Rf1+ 68.Ke2 Qf2# 0-1 

Game and short analyze on Lichess.org : [1]

Round 4

Madrid1992 Lang Schroeder.jpg

Richard Lang, Ossi Weiner, Jan Louwman, Ed Schröder, Rob Kemper [9] [10]
Round 4, Chess Genius - ChessMachine WK [11]

[Event "7th World Computer Chess Championship"]
[Site "Madrid, Spain"]
[Date "1992.11.26"]
[Round "4"]
[White "Chess Genius"]
[Black "ChessMachine WK"]
[Result "0-1"]

1.d4 Nf6 2.g3 e6 3.c4 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O dxc4 7.Qc2 a6 8.Qxc4 b5 9.Qc2 Bb7
10.Bd2 Be4 11.Qc1 Bb7 12.Rd1 Nc6 13.Bf4 Nd5 14.Bg5 f6 15.Bd2 Nb6 16.e3 Qe8 17.Qc2 Bd6
18.Nh4 Nc4 19.Bc3 g5 20.Nf3 b4 21.Be1 N4a5 22.Nbd2 g4 23.Nh4 f5 24.a3 Kh8 25.Nf1 Ne7
26.Bxb4 Bxb4 27.axb4 Nac6 28.Qc4 Qd7 29.b5 axb5 30.Qxb5 Rfb8 31.Rxa8 Bxa8 32.Qa4 Ne5
33.Qa7 N5c6 34.Qa3 Bb7 35.Rc1 Ra8 36.Qc5 Ra5 37.Qc4 Nd5 38.Nd2 Ncb4 39.Nb3 Ba6 40.Nc5
Bxc4 41.Nxd7 Ba6 42.Bxd5 Nxd5 43.Nc5 Bc8 44.Nd3 Ba6 45.Nf4 Nxf4 46.gxf4 Bb7 47.f3 gxf3
48.Rxc7 Be4 49.Rc8+ Kg7 50.Rb8 Ra1+ 51.Kf2 Rc1 52.Nxf3 Rc2+ 53.Kg3 Bd5 54.Rb6 h6 55.h4
Re2 56.Ne5 h5 57.e4 fxe4 58.f5 exf5 59.Rg6+ Kh7 60.Rg5 Be6 61.Rxh5+ Kg7 62.Rg5+ Kf6
63.b4 Re3+ 64.Kf4 Rh3 65.Rg6+ Ke7 66.Rh6 e3 67.Nc6+ Kd7 68.Ne5+ Ke7 69.Ng6+ Kd8 70.Rh8+
Kc7 71.Re8 Kd6 72.Ra8 Bc4 73.Ne5 Bb5 74.Nf7+ Ke7 75.Nh6 Rxh4+ 76.Kg5 Rxh6 77.Kxh6 e2
78.Ra5 e1=Q 79.Rxb5 0-1

Game and short analyze on Lichess.org : [2]

The Final


Back of Sparc operator Günter Niggemann [12] , Ed Schröder and Rob Kemper
Rainer Feldmann, Burkhard Monien and Dieter Steinwender watching [13]
Round 5, Kasparov Sparc - ChessMachine WK [14]

[Event "7th World Computer Chess Championship"]
[Site "Madrid, Spain"]
[Date "1992.11.27"]
[Round "5"]
[White "Kasparov Sparc"]
[Black "ChessMachine WK"]
[Result "0-1"]

1.e4 e5 2.Nf3 Nf6 3.d4 Nxe4 4.Bd3 d5 5.Nxe5 Bd6 6.O-O O-O 7.c4 Bxe5 8.dxe5 Nc6
9.cxd5 Qxd5 10.Qc2 Nb4 11.Bxe4 Nxc2 12.Bxd5 Bf5 13.g4 Bxg4 14.Bf4 Nxa1 15.Rc1 c6
16.Be4 f6 17.Nc3 fxe5 18.Bxe5 Rad8 19.Rxa1 Rd2 20.b3 Rfxf2 21.Bg3 Rf7 22.Rf1 g6
23.Rxf7 Kxf7 24.Bf4 Rd7 25.Kf2 Bf5 26.Bxf5 gxf5 27.Na4 b6 28.Nb2 c5 29.Kf3 Kf6
30.Nc4 Ke6 31.Na3 a6 32.Nc4 Rd3+ 33.Ke2 Rd4 34.Ke3 b5 35.Nb2 Kd5 36.Nd3 a5
37.Bg3 Re4+ 38.Kd2 Re8 39.Bc7 a4 40.Kc3 b4+ 41.Kd2 axb3 42.axb3 c4 43.Nxb4+ Kc5
44.Kc3 Re3+ 45.Kd2 Rf3 46.Nc2 cxb3 47.Na3 Kd5 48.Bb6 f4 49.Ba7 Ke4 50.Kc1 Rh3
51.Nb1 Kd3 52.Kb2 Rxh2+ 53.Kxb3 f3 54.Na3 f2 55.Bxf2 Rxf2 0-1

Game and short analyze on Lichess.org : [3]

The Champion

SchroderChampion 1992.jpg

Ed Schröder just won the Shannon Trophy [15]

Guest of Honour

Tournament Director


The last day of the tournament saw the workshop under the title The Impact of Computer Chess on AI Research moderated by Tony Marsland with following contributions [16] , revised versions published in 1993:

Jonathan Schaeffer, Norman Treloar, Paul Lu, Rob Lake (1993). Man Versus Machine for the World Checkers Championship. ICCA Journal, Vol. 16, No. 2

See also


Forum Posts

Re: Computer World Championship in Madrid, Spain by Jean-Christophe Weill, rgc, November 29, 1992

External Links


  1. Technical University of Madrid from Wikipedia
  2. Jaap van den Herik, Bob Herschberg (1992). The 7th World Computer-Chess Championship. Report on the Tournament. ICCA Journal, Vol. 15, No. 4
  3. ChessMachine from Wikipedia
  4. Zugzwang's ICGA Tournaments
  5. 7th World Computer Chess Championship ICGA tournament site
  6. World Computer Chess Championship - 7th WCCC - 1992 Madrid by Mark Weeks
  7. Jaap van den Herik, Bob Herschberg (1992). The 7th World Computer-Chess Championship. Report on the Tournament. ICCA Journal, Vol. 15, No. 4
  8. Madrid 1992 - Chess - Round 2 - Game 7 (ICGA Tournaments)
  9. Photo WCCC 1992 from Ed Schröder's Historic Picture Site
  10. Chessmachine Schroder twenty years later by Javier Ros, CCC, November 06, 2012
  11. Madrid 1992, Chess, Round 4, Game 11
  12. 7. WCCC Madrid 1992 from Schachcomputer.info - Wiki (German)
  13. Image from ChessMachine from Rebel Pure Nostalgica by Ed Schröder
  14. Madrid 1992, Chess, Round 5, Game 7 from the ICGA Tournament Database
  15. Computerschaak pagina 1 (Dutch) Redactie: J. ten Have and Drs. S. Kooi
  16. Tony Marsland (1992). Chess and AI: Workshop Report. ICCA Journal, Vol. 15, No. 4
  17. Richard Greenblatt: "Wedgitude is not an accepted English word. It is a bit of hacker jargon, coined, I believe, by the famous hacker Bill Gosper. We say a system is wedged if there exists a binding, a clashing deep within its bowels, that prevents progress you would otherwise expect. Wedgitude, then, by a well-known English transformation, is the state of being wedged".
  18. Revised version of the paper Comparison and Testing of Six Commercial Computer Chess Programs, presented at the workshop by Tony Marsland
  19. Marion Tinsley vs. Chinook - Wikipedia

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