[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Deep Thought"]
[Black "Cray Blitz"]
[Result "1-0"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. e3 Ne4 5. Nxe4 Bxe4 6. f3 Bf5 7. c4 c6 8.
Qb3 Qa5+ 9. Kd1 Bc8 10. Bf4 Nd7 11. cxd5 Qxd5 12. Bc4 Qf5 13. g4 Qf6 14. g5
Qf5 15. Ne2 e6 16. e4 Qg6 17. h4 h6 18. gxh6 gxh6 19. Kc2 b5 20. h5 Qf6 21.
Bd3 e5 22. dxe5 Nxe5 23. Qc3 Bd6 24. a3 Bd7 25. Bg3 Bb8 26. f4 Ng4 27. e5 Qe6
28. Nd4 Qd5 29. Rae1 Rg8 30. Bh7 Rg7 31. Be4 Qc4 32. Qxc4 bxc4 33. e6 fxe6 34.
Nxe6 Rg8 35. Bg6+ Rxg6 36. hxg6 Bxe6 37. Rxe6+ Kd7 38. g7 Bxf4 39. Rg6 Ne3+
40. Kc1 Bxg3 41. Rxg3 Rg8 42. Rxe3 Rxg7 43. Rxh6 Kc7 44. Ree6 1-0


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Hitech"]
[Black "Fidelity X"]
[Result "1-0"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 c6 5. Nbd2 e6 6. c4 Bb4 7. a3 Ba5 8. Qb3
b6 9. Qa4 Bxd2+ 10. Nxd2 Nfd7 11. Bd6 a5 12. c5 e5 13. Qb3 a4 14. Qc3 exd4 15.
Qxd4 Qf6 16. Qxf6 gxf6 17. cxb6 Nxb6 18. Rc1 N6d7 19. Nf3 Nf8 20. Nd4 Bd7 21.
Bd3 Rg8 22. O-O Bh3 23. Bg3 Bd7 24. e4 Ne6 25. Nf5 d4 26. e5 fxe5 27. Bxe5 c5
28. Nd6+ Kf8 29. Bxh7 Rg5 30. f4 Rh5 31. Be4 Bc6 32. f5 Ng5 33. Bxc6 Nxc6 34.
Bf4 d3 35. Rcd1 Rb8 36. Nxf7 Kxf7 37. Bxb8 Nxb8 38. Rxd3 Nc6 39. Rd7+ Kf8 40.
Rc1 Ne4 41. Rc4 Nf6 42. Rc7 Nd4 43. R7xc5 Rh4 44. Rb4 Rf4 45. h3 Ke7 46. Ra5
Ne2+ 47. Kh2 Rxb4 48. axb4 Nd4 49. g4 Ne8 50. b5 Kd6 51. Ra8 Kd7 52. Ra7+ Kc8
53. b6 Nd6 54. f6 Nf3+ 55. Kg3 Ne5 56. Re7 Nd3 57. f7 Nxf7 58. Rxf7 Kb8 59. g5
Ne5 60. Re7 Nc6 1-0


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Novag"]
[Black "Mephisto X"]
[Result "1/2-1/2"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4
Nc6 8. O-O Qf6 9. e5 Qg6 10. Bb5 Ne7 11. Nxd4 O-O 12. N2f3 Nxd4 13. Qxd4 Bg4
14. Bd3 Nf5 15. Qf4 Bxf3 16. Qxf3 Nh4 17. Qh3 Qg5 18. Rad1 Ng6 19. e6 Qf6 20.
exf7+ Kh8 21. Be4 Rxf7 22. Bxb7 Raf8 23. Qb3 Rb8 24. Qf3 Qe7 25. Qh3 Nf4 26.
Qe3 Qf8 27. Bd5 Nxd5 28. Rxd5 Rxb2 29. Rd2 Rxd2 30. Qxd2 Qc5 31. Rc1 Qf8 32.
Rf1 Qc5 33. Rb1 h6 34. h4 c6 35. Rb8+ Kh7 36. Rc8 a5 37. h5 Rf6 38. Qe2 Qf5
39. Rc7 Qb1+ 40. Kh2 Qf5 41. Kg1 Qb1+ 42. Kh2 Qf5 43. Kg1 1/2-1/2


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Merlin"]
[Black "Sun Phoenix"]
[Result "1-0"]

1. e4 e6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bxc5 6. Bd3 f6 7. Qe2 fxe5 8.
Nxe5 Nf6 9. Bf4 O-O 10. O-O Ne4 11. Nxc6 bxc6 12. Be3 Bxe3 13. Qxe3 Nf6 14.
Nd2 Qb6 15. Qxb6 axb6 16. Rfe1 c5 17. Nf3 c4 18. Bf1 Rd8 19. Ne5 Bb7 20. g3
Kf8 21. Bh3 Rd6 22. a3 Ke7 23. Nf3 d4 24. Ne5 Rc8 25. Bf1 c3 26. b3 Be4 27.
Bd3 Bxd3 28. Nxd3 Ra8 29. a4 Nd7 30. f4 Kf6 31. Kg2 Ke7 32. Kf3 Kf6 33. Re5
Kf7 34. Rh5 h6 35. a5 Ra6 36. Rb5 Rd5 37. Rxd5 exd5 38. b4 Kf6 39. Nc1 bxa5
40. Rxa5 1-0


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Bebe"]
[Black "Rebel X"]
[Result "1-0"]

1. Nf3 c6 2. Nc3 d5 3. d4 Bf5 4. h3 e6 5. g4 Bg6 6. Bg2 Bd6 7. Be3 Ne7 8. Qd2
Nd7 9. Nh4 Nb6 10. b3 Rc8 11. a4 Bb4 12. a5 Nd7 13. a6 b5 14. Nxg6 hxg6 15. h4
Qb6 16. Rh3 Nb8 17. Bf4 Nxa6 18. Bg5 c5 19. Bxe7 Kxe7 20. Nxd5+ exd5 21. c3
Ba5 22. dxc5 Nxc5 23. Bxd5 b4 24. c4 Qc7 25. Qg5+ Ke8 26. Rf3 f6 27. Qxg6+ Kd8
28. Rd1 Qe7 29. Re3 Qf8 30. Re8+ Qxe8 31. Bc6+ Nd7 32. Rxd7+ Qxd7 33. Bxd7
Kxd7 34. Qf5+ Kd6 35. Qd5+ Ke7 36. Qxa5 Rxh4 37. Qxa7+ Ke6 38. Qb6+ Kd7 39. c5
Rh1+ 40. Kd2 Rd8 41. c6+ Ke8+ 42. Ke3 Rh3+ 43. f3 Ke7 44. Qc7+ Ke8 45. Qxg7
1-0


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Zarkov"]
[Black "AI Chess"]
[Result "1/2-1/2"]

1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nc6 5. h3 e5 6. d5 Nce7 7. e4 f5 8. exf5
Bxf5 9. Qb3 b6 10. Ng5 Nf6 11. Qb5+ Bd7 12. Ne6 Bxb5 13. Nxd8 Bxc4 14. Ne6
Bxf1 15. Rxf1 Kf7 16. Nxc7 Rad8 17. Bg5 Rd7 18. Bxf6 Bxf6 19. Na6 Rc8 20.
O-O-O e4 21. Kc2 Nf5 22. Rfe1 Re7 23. g4 Nh4 24. Kb3 Bxc3 25. bxc3 Ng2 26. Re2
Nf4 27. Re3 Re5 28. c4 b5 29. cxb5 Nxd5 30. Rg3 Ke6 31. a4 g5 32. Rd2 h6 33.
Rc2 Rxc2 34. Kxc2 Kf6 35. Nb8 Re7 36. Kd2 Rb7 37. Nc6 Rc7 38. Rg1 Nf4 39. Ke3
d5 40. f3 exf3 41. Kxf3 Rd7 42. Rd1 Ke6 43. h4 Kd6 44. Nd4 Kc5 45. a5 Ng6 46.
hxg5 hxg5 47. Kg3 Ne5 48. a6 Kb6 49. Re1 Nd3 50. Re3 Nc5 51. Re5 Ne4+ 52. Kf3
Kc5 53. Ke3 Kc4 54. Re6 Nc5 55. Re5 Rh7 56. Nf3 Rd7 57. Nd4 Rd8 58. Re7 Rh8
59. Nf3 Rg8 60. Rxa7 Re8+ 61. Kd2 Kxb5 62. Nxg5 Rg8 63. Rf7 Rxg5 64. a7 Rg8
65. g5 Kc4 66. g6 Ne4+ 67. Ke3 Nd6 68. Rf4+ Kc3 69. g7 Nc4+ 70. Kf3 Nb6 71.
Rf7 Kb4 72. Rc7 Ka5 73. Ke3 Re8+ 74. Kd4 Ka6 75. Kd3 Rd8 76. Rf7 1/2-1/2


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Dappet"]
[Black "Much"]
[Result "0-1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. O-O e5 8. fxe5
dxe5 9. d5 Nb4 10. Be2 Qe7 11. a3 Na6 12. Bxa6 bxa6 13. Qe2 Bb7 14. Qc4 Ng4
15. h3 Nf6 16. Be3 Rfd8 17. Bc5 Qe8 18. Rae1 a5 19. Qb5 Qxb5 20. Nxb5 c6 21.
Nc7 Rac8 22. d6 Bf8 23. Nxe5 Rxd6 24. Nxf7 Rd7 25. Bxf8 Rdxc7 26. Nh6+ Kxf8
27. Ng4 Kg7 28. Nxf6 Ba6 29. Rf4 Rb7 30. b3 c5 31. Nd5 c4 32. Rf6 cxb3 33.
Rxa6 bxc2 34. Rc1 Rb1 35. Kh2 Rxc1 36. Rxa7+ Kh6 37. h4 Rf1 38. Ne3 c1=Q 39.
Nxf1 Qxf1 40. Rd7 Rc2 41. Rxh7+ Kxh7 0-1


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Shess"]
[Black "Quest X"]
[Result "0-1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 O-O 8.
Nf3 c5 9. dxc5 Nxc5 10. Nd4 Nc6 11. Nxc6 bxc6 12. b4 Nd7 13. b5 c5 14. Be2 d4
15. Ne4 Bb7 16. Qd3 Nxe5 17. fxe5 Qh4+ 18. Nf2 Bxg2 19. Rg1 Qxh2 20. Kd2 Rfc8
21. c4 dxc3+ 22. Qxc3 Rd8+ 23. Nd3 Rac8 24. Ke3 c4 25. Rxg2 Qh3+ 26. Kf2 cxd3
27. Qe1 Rc2 28. Kg1 dxe2 29. Rxe2 Rd4 30. Rxc2 Rg4+ 31. Qg3 Rxg3+ 32. Kf2 Qh2+
33. Ke1 Rg1# 0-1


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Mulder BP"]
[Black "Rex"]
[Result "1/2-1/2"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 h6 5. b3 Nc6 6. Bb2 Nf6 7. Nc3 Be7 8. Qe2
O-O 9. O-O Bg4 10. Nd5 Nxd5 11. exd5 Ne5 12. Qe4 Bxf3 13. gxf3 Nxc4 14. Qxc4
Bf6 15. Bxf6 Qxf6 16. Kh1 Rac8 17. Rae1 c6 18. c3 Rfd8 19. Rg1 cxd5 20. Qxd5
Rc6 21. Qa5 Ra6 22. Qd5 Rxa2 23. Ra1 Rxa1 24. Rxa1 Re8 25. Qxb7 Qh4 26. Rf1
Qh3 27. Qa6 Re5 28. b4 h5 29. Qc4 g6 30. Qa6 Kg7 31. Qc4 a5 32. b5 a4 33. b6
Rc5 34. Qd4+ f6 35. Qf2 Rb5 36. Rg1 Rb2 37. Qe2 Kh6 38. Qd3 g5 39. Ra1 d5 40.
Qxd5 Rxb6 41. Kg1 a3 42. Qd4 Rc6 43. Qf2 Ra6 44. Qe2 Rb6 45. Qd3 Qe6 46. Kf2
Rd6 47. Qe2 Qb3 48. Qd1 Qb2 49. Ke2 Rxd2+ 50. Qxd2 Qxa1 51. Qd8 Qxc3 52. Qh8+
Kg6 53. Qe8+ Kg7 54. Qe7+ Kg8 55. Qe8+ Kh7 56. Qf7+ Kh6 1/2-1/2


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Y!89"]
[Black "Waycool"]
[Result "1-0"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Bxf6 gxf6 9. Na3 b5 10. Nd5 f5 11. Bd3 Be6 12. c4 Qa5+ 13. Kf1 Bxd5 14. cxd5
fxe4 15. Bxe4 Ne7 16. Nc2 Rc8 17. h4 Qa4 18. Qe2 Qc4 19. Ne1 Bh6 20. Qxc4 Rxc4
21. Bc2 Rd4 22. a4 b4 23. Bb3 Rd2 24. Rb1 e4 25. Nc2 Nxd5 26. Bxd5 Rxd5 27.
Nxb4 Rd4 28. Nxa6 Rxa4 29. Nc7+ Kd7 30. Nd5 Ke6 31. Nc7+ Ke5 32. Rd1 Rc4 33.
Rd5+ Kf6 34. Rh3 Rc1+ 35. Ke2 Bf4 36. Rc3 Rc8 37. Rxc1 Bxc1 38. Rxd6+ Ke7 39.
Rc6 Kd7 40. Rxc1 Rxc7 41. Rxc7+ Kxc7 42. Ke3 Kb6 43. Kxe4 Kc5 44. Ke5 1-0


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Pandix"]
[Black "Kallisto"]
[Result "1/2-1/2"]

1. Nf3 d5 2. b3 Nc6 3. e3 e5 4. d4 Bg4 5. dxe5 Nxe5 6. Be2 Bxf3 7. gxf3 Nf6 8.
f4 Nc6 9. O-O Bc5 10. Bf3 O-O 11. Nc3 Ne7 12. Bb2 c6 13. Na4 Bd6 14. Bxf6 gxf6
15. c4 dxc4 16. bxc4 f5 17. Qd2 Ng6 18. Rad1 Be7 19. Qc2 Qc8 20. Qb2 b6 21.
Qc2 Nh4 22. Bh5 Qe6 23. Kh1 Rad8 24. Rg1+ Ng6 25. Rxd8 Rxd8 26. Bf3 Bf6 27.
Be2 Kh8 28. Nc3 Bg7 29. Bd3 Ne7 30. Rd1 h6 31. Ne2 c5 32. Qb1 Qc6+ 33. Kg1 Qe6
34. a3 Ng6 35. a4 Nh4 36. Qc2 Qc6 37. Be4 Rxd1+ 38. Qxd1 fxe4 39. Qd8+ Kh7 40.
Qxh4 Qxa4 41. Ng3 Qxc4 42. Qe7 a5 43. Nxe4 Qd3 44. f5 Qd1+ 45. Kg2 Qd5 46. Kf1
Qxf5 47. Nd6 Qh3+ 48. Kg1 Qg4+ 49. Kf1 Qd1+ 50. Kg2 Qg4+ 51. Kf1 Qh3+ 52. Kg1
Qg4+ 53. Kf1 Qd1+ 1/2-1/2


[Event "6th World Computer Chess Championship"]
[Site "Edmonton, Canada"]
[Date "1989.05.30"]
[Round "4"]
[White "Centaur"]
[Black "Moby"]
[Result "0-1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 Nc6 6. Nxc6 bxc6 7. Bc4 Bf5 8.
d3 Qd6 9. Kf1 Rd8 10. Ke2 e6 11. g3 Ng4 12. Bf4 e5 13. Bg5 f6 14. Be3 Nxe3 15.
Kxe3 e4 16. g4 Be6 17. Bxe6 Qxe6 18. d4 cxd4+ 19. cxd4 Bc5 20. Qb3 Qxg4 21.
Kd2 Bxd4 22. Ke1 Bxb2 23. Qc2 Rd6 24. Nd2 Bxa1 25. Nc4 Bc3+ 26. Kf1 Rd1+ 27.
Qxd1 Qxd1+ 28. Kg2 Qf3+ 29. Kg1 O-O 30. h3 Rb8 31. Ne3 Rb1+ 0-1


