Author: José de Jesús García Ruvalcaba
Date: 15:16:00 08/19/99
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Dark Horse even played in two World Computer Chess Championships, in 1977 in Toronto and in 1980 in Linz. Here are its games. Now that we argue if computers are grandmasters, I think it is useful to remember that once upon a time they were as far from grandmasters as we can imagine. [Event "2nd WCCC"] [Site "Toronto"] [Date "1977.??.??"] [Round "01"] [White "Tell"] [Black "Dark Horse"] [Result "0-1"] [ECO "B02/03"] 1. e4 Nf6 2. Nc3 Nc6 3. d4 d6 4. Bb5 Bd7 5. Bg5 e5 6. Bxf6 Qxf6 7. Nd5 Qd8 8. Nf3 exd4 9. Nxd4 Be7 10. Bxc6 Bxc6 11. Nxc6 bxc6 12. Nb4 Qd7 13. Qd4 Bf6 14. Qe3 Bxb2 15. Rb1 Bf6 16. Na6 O-O 17. Rb7 Rfc8 18. Rxa7 Qg4 19. O-O Rxa7 20. Qxa7 Qxe4 21. Qb7 Rf8 22. Qxc7 Be5 23. Rd1 Qe2 24. Rb1 Qxa6 25. Rb8 g6 26. Rxf8+ Kxf8 27. g3 Qc4 28. Qd8+ Kg7 29. f4 Bd4+ 30. Kg2 Qxc2+ 31. Kf3 Qf2+ 32. Kg4 Qxh2 33. Qa5 f5+ 34. Qxf5 gxf5+ 35. Kxf5 Qxg3 36. Ke4 c5 37. a4 Qg2+ 38. Kd3 Qf3+ 39. Kc4 Qxf4 40. a5 Qf1+ 41. Kd5 Be5 42. a6 Qf3+ 43. Kc4 Qe2+ 44. Kd5 Qxa6 45. Ke4 Qe2+ 46. Kd5 Qf3+ 47. Kc4 Bd4 48. Kb5 Qb7+ 49. Kc4 h6 50. Kd3 Qb2 51. Kc4 Be5 52. Kd5 0-1 [Event "2nd WCCC"] [Site "Toronto"] [Date "1977.??.??"] [Round "02"] [White "Dark Horse"] [Black "Chaos"] [Result "1/2-1/2"] [ECO "C46/01"] 1. Nc3 e5 2. Nf3 Nc6 3. e4 Bb4 4. Nd5 Nf6 5. Nxb4 Nxb4 6. c3 Nc6 7. Qe2 O-O 8. d4 d6 9. b3 Bg4 10. d5 Ne7 11. g3 c6 12. dxc6 bxc6 13. Bg5 Qa5 14. Qe3 Nfd5 15. exd5 Nxd5 16. Qd2 Bxf3 17. b4 Qa3 18. Rg1 Qxc3 19. Qxc3 Nxc3 20. Be7 Rfe8 21. Bxd6 Ne4 22. Bc5 Nxc5 23. bxc5 Rad8 24. Be2 Bxe2 25. Kxe2 Rd5 26. Rac1 Red8 27. Rgd1 Rxd1 28. Rxd1 Re8 29. Rd6 Rc8 30. Kf3 a5 31. Ke4 f6 32. Kf3 a4 33. Rd7 Ra8 34. Rd6 Ra6 35. Kg2 h6 36. h4 Kf7 37. h5 Kg8 38. f3 Kf8 39. Rd8+ Ke7 40. Rd6 Kf8 41. Rd8+ Ke7 42. Rd6 Ke8 43. a3 Ke7 44. Kf2 Kf8 45. Rd8+ Ke7 46. Rd6 Kf8 47. Rd8+ Kf7 48. Rd7+ Kg8 49. Rd8+ Kh7 50. Rc8 g5 51. hxg6+ Kxg6 52. Rg8+ Kf7 53. Rc8 Ke6 54. Re8+ Kf7 55. Rc8 Kg6 56. Rg8+ Kh5 57. g4+ Kh4 58. Rg6 h5 59. gxh5 Kxh5 60. Rxf6 Kg5 61. Re6 Kf5 62. Rh6 Kg5 63. Rd6 Kf4 64. Rg6 Kf5 65. Rg4 Ra5 66. Rc4 Ke6 67. Ke2 Kd5 68. Re4 Rxc5 69. Rxa4 Rc3 70. Ra7 c5 1/2-1/2 [Event "2nd WCCC"] [Site "Toronto"] [Date "1977.??.??"] [Round "03"] [White "Belle"] [Black "Dark Horse"] [Result "1-0"] [ECO "B03/01"] 1. e4 Nf6 2. e5 Nd5 3. d4 e6 4. Bd3 Nc6 5. Nf3 Be7 6. O-O O-O 7. c3 d6 8. Re1 dxe5 9. dxe5 b6 10. Qc2 g6 11. Bh6 Ndb4 12. cxb4 Nxb4 13. Qb3 Nxd3 14. Bxf8 Bxf8 15. Rd1 Ba6 16. Ne1 Nxe1 17. Rxd8 Rxd8 18. Qa4 b5 19. Qxa6 Nc2 20. Nc3 Nxa1 21. Qxb5 Rd2 22. Qf1 Nc2 23. Qc1 Bh6 24. Ne4 Rd5 25. Nf6+ Kg7 26. Qxc2 Rxe5 27. Ne8+ Kf8 28. Qc3 Rd5 29. Qh8+ Ke7 30. g3 c6 31. Nf6 Rd1+ 32. Kg2 Bg5 33. Nxh7 Bh6 34. Qb8 Bg7 35. Qxa7+ Rd7 36. Qc5+ Rd6 37. Qg5+ Kd7 38. Nf6+ Bxf6 39. Qxf6 Ke8 40. a4 Rd5 41. Qc3 c5 42. a5 Rf5 43. a6 f6 44. a7 Rd5 45. a8=Q+ Ke7 46. Qb7+ Rd7 47. Qxc5+ Ke8 48. Qbc8+ Rd8 49. Qxe6# 1-0 [Event "2nd WCCC"] [Site "Toronto"] [Date "1977.??.??"] [Round "04"] [White "Wita"] [Black "Dark Horse"] [Result "1/2-1/2"] [ECO "A10/01"] 1. c4 Nc6 2. g3 e5 3. Bg2 Qf6 4. Nc3 Bc5 5. Nf3 d6 6. d3 Qd8 7. Be3 Bxe3 8. fxe3 Nf6 9. O-O Be6 10. Ng5 Kd7 11. Qa4 a5 12. Qb5 Rb8 13. Na4 g6 14. a3 Re8 15. Rac1 h6 16. Nxe6 fxe6 17. Nc3 Qe7 18. h3 g5 19. b3 g4 20. d4 gxh3 21. Bxh3 Qg7 22. Kh1 Qxg3 23. Rf3 Qg6 24. Rg1 Qc2 25. Rxf6 Qxc3 26. d5 Qxe3 27. dxc6+ Kd8 28. Bg4 Qg5 29. Rf2 b6 30. Bh3 Qe3 31. Rf3 Qxe2 32. Rf6 Qe4+ 33. Kh2 Qc2+ 34. Rg2 Qe4 35. Rxe6 Qf4+ 36. Kh1 Qf1+ 37. Kh2 Rxe6 38. Rg8+ Ke7 39. Bxe6 Qf2+ 40. Kh3 Qf3+ 41. Kh2 Qh5+ 42. Kg3 Rxg8+ 43. Bxg8 Qg5+ 44. Kf2 Qxg8 45. b4 axb4 46. axb4 Qf8+ 47. Kg2 Kd8 48. Qd5 h5 49. b5 h4 50. Kh3 Qh6 51. Qg8+ Ke7 52. Qb8 Qe3+ 1/2-1/2 [Event "3rd WCCC"] [Site "Linz"] [Date "1980.??.??"] [Round "01"] [White "Chaos"] [Black "Dark Horse"] [Result "1-0"] [ECO "D32/10"] 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be6 7. Bxf6 gxf6 8. e4 dxe4 9. Nxe4 cxd4 10. Bb5+ Bd7 11. Bxd7+ Nxd7 12. Qxd4 Qb6 13. Qxb6 axb6 14. O-O Rg8 15. Rfd1 Rg6 16. Nd6+ Bxd6 17. Rxd6 f5 18. Re1+ Kd8 19. Rd5 Ra5 20. Red1 Rxd5 21. Rxd5 Rc6 22. h3 Rc5 23. Rxc5 bxc5 24. Ng5 Ne5 25. Nxh7 Nd3 26. Ng5 f6 27. Nf7+ Ke7 28. Nh6 Nxb2 29. Nxf5+ Ke6 30. Ne3 Nd3 31. a4 Kd7 32. g3 Nb2 33. a5 Nd3 34. h4 Ne5 35. Kf1 Nc6 36. Nc4 Ke6 37. h5 Kd5 38. h6 Ne5 39. Nxe5 b6 40. axb6 Kxe5 41. b7 Ke6 1-0 [Event "3rd WCCC"] [Site "Linz"] [Date "1980.??.??"] [Round "02"] [White "Dark Horse"] [Black "Awit"] [Result "0-1"] [ECO "B90/04"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 g6 7. Be2 Bd7 8. O-O Bg7 9. a4 O-O 10. a5 Qc7 11. Qd3 Rc8 12. Rfd1 Nc6 13. Nxc6 Qxc6 14. Ra4 Bg4 15. f3 Bd7 16. Rc4 Qxc4 17. Qxc4 Rxc4 18. Bxc4 Rc8 19. Bd5 Nxd5 20. Nxd5 Rxc2 21. Nxe7+ Kf8 22. Bg5 f6 23. Nxg6+ hxg6 24. Rxd6 Ke7 25. Bf4 g5 26. Bg3 Rxb2 27. Rd1 b5 28. axb6 a5 29. Bd6+ Ke8 30. Bc5 Kd8 31. g3 a4 32. Kh1 Rb3 33. f4 Kc8 34. fxg5 fxg5 35. Rd6 Bf8 36. Rd5 Bxc5 37. Rxc5+ Kb8 38. Rxg5 Bc6 39. Rg8+ Kb7 40. Rg4 a3 41. Rh4 a2 42. Rh7+ Kxb6 0-1 [Event "3rd WCCC"] [Site "Linz"] [Date "1980.??.??"] [Round "03"] [White "Dark Horse"] [Black "Challenger"] [Result "1-0"] [ECO "C45/01"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Qxe4+ 6. Be2 Bb4+ 7. Bd2 Bxd2+ 8. Nxd2 Qf4 9. g3 Qe5 10. Nf3 Qxb2 11. Nxc7+ Kd8 12. Nxa8 Nb4 13. Bd3 Nxa2 14. O-O Nh6 15. Re1 f6 16. Qe2 Qb4 17. Rxa2 a6 18. Bxh7 d5 19. Ra4 Qc5 20. Bd3 b5 21. Raa1 Bb7 22. Qe3 Qxe3 23. fxe3 Kd7 24. Nb6+ Kc7 25. Na4 bxa4 26. Rxa4 Ra8 27. Rb1 Bc8 28. Rbb4 Bb7 29. Nd4 Bc8 30. e4 Bd7 31. Ra5 dxe4 32. Bxe4 Ra7 33. Bd3 Bc8 34. Nb5+ Kb6 35. Nxa7+ Kxa7 36. Be4 f5 37. Rc5 fxe4 38. Rc7+ Ka8 39. Rxc8+ Ka7 40. Rc7+ Ka8 41. Rxe4 Kb8 42. Rxg7 Nf7 43. Rxf7 a5 44. Re8# 1-0 [Event "3rd WCCC"] [Site "Linz"] [Date "1980.??.??"] [Round "04"] [White "Advance 1.0"] [Black "Dark Horse"] [Result "1-0"] [ECO "C65/03"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Be7 5. Re1 Bd6 6. d4 Nxd4 7. Nxd4 a6 8. Bc4 b5 9. Bd5 Nxd5 10. exd5 O-O 11. Nf5 Bb7 12. Bh6 gxh6 13. Qg4+ 1-0
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