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Subject: Shredder 4 - Rebel Century Minimatch

Author: Vicente Fernández

Date: 17:15:52 12/28/99


Here I post the games of a minimatch between Rebel Century and Shredder 4, on
two computers, one k6III-400, 128 ram, and the other a K6II-300, 128 ram.  Games
in 30 minutes each, handled manually. Programs played alternating computers.
Rebel Century play with its strongest settings plus antigrandmaster= smart, 60
hash. Shredder played with 90 hash.
	Frankly, I expected much more from Shredder 4. A 3.5-0.5 result for Rebel was
too much for me, but then came the surprise. As far as I can see, Shredder's
book needs improvement: The World Champion starts thinking when Rebel still has
three or more moves on its book. And the evaluation... just see for yourselves:
it just keeps jumping from +40 to - 1.40 and so on, while Rebel's is steady and
reliable.  I don't know what's the matter with Shredder 4 (yes, I turned the
commentary off etc. etc.), but it doesn't look like a World Champ in my
machines. And considering the unsteady evaluations, I won't use it either for
game analysis. Compared to Hiarcs 7.32, Rebel Century, Chessmaster 6000, Fritz 6
(light), Fritz 5.32 or Junior 5, Shredder 4 's evaluation is a joke. Please,
take a look at the games and to the jumpy evaluations. Compare them to the ones
you get from Rebel Century and see the difference.
Vicente F. Herrasti


[Event "Rebel Shredder 4 Match"]
[Site "Mexico City"]
[Date "1999.12.28"]
[Round "1"]
[White "Shredder 4"]
[Black "Rebel Century"]
[WhiteElo "2500"]
[BlackElo "2500"]
[ECO "E12"]
[Result "0-1"]

1. d4 {book 0s} Nf6 {8s} 2. c4 {book 0s} e6 {7s} 3. Nf3
{book 0s} b6 {9s} 4. a3 {book 0s} Ba6 {6s} 5. Qc2 {book 0s}
Bb7 {8s} 6. Nc3 {book 0s} c5 {8s} 7. e4 {book 0s} cxd4 {4s}
8. Nxd4 {book 0s} Bc5 {6s} 9. Nb3 {book 0s} Nc6 {6s}
10. Bd3 {book 0s} d6 {6s} 11. Nxc5 {-0.06/8 30s} dxc5 {46s}
12. O-O {-0.15/9 0s} O-O {10s} 13. Bg5 {+0.02/9 23s} Nd4
{1:03m (h6)} 14. Qd1 {+0.10/9 14s} Nc6 {1:03m} 15. Qe2
{+0.18/9 0s} Nd4 {1:08m (h6)} 16. Qe3 {+0.35/10 32s} h6
{4s} 17. Bh4 {+0.27/10 33s} g5 {5s} 18. Bg3 {+0.28/11 42s}
Ng4 {4s} 19. Qe1 {+0.22/10 24s} Ne5 {23s} 20. Bxe5
{+0.40/11 8s} Nc6 {6s} 21. Qe3 {+0.43/11 30s} Nxe5 {7s}
22. Be2 {+0.37/10 22s} Qe7 {1:41m (Qf6)} 23. f4 {+0.37/9
32s} gxf4 {2:04m} 24. Rxf4 {+0.17/12 0s} f5 {49s (Qg5)}
25. exf5 {+0.73/9 35s} Qg7 {1:26m} 26. Qh3 {+0.58/10 0s}
Ng6 {47s (Rxf5)} 27. Rf3 {+0.43/10 1:04m} Rxf5 {9s} 28. Rg3
{+0.46/9 0s} Kh8 {5s} 29. Kh1 {+0.22/9 5s} Rd8 {4s} 30. Bd3
{+0.38/9 35s} Rf6 {51s} 31. b4 {+0.33/9 12s} Rxd3 {20s
(e5)} 32. Rxd3 {-2.83/11 50s} Nf4 {5s} 33. Qg3 {-5.78/10
50s} Nxd3 {3s} 34. Qxg7+ {-6.54/10 36s} Kxg7 {5s} 35. Kg1
{-6.63/11 36s} Rf2 {6s} 36. Ra2 {-6.78/12 26s} Rxa2 {5s}
37. Nxa2 {-6.55/11 0s} cxb4 {34s (e5)} 38. axb4 {-7.33/15
26s} Kf6 {25s (a5)} 39. h4 {-7.08/13 27s} Ke5 {5s (a5)}
40. Nc3 {-7.20/13 31s} Nxb4 {47s} 41. g4 {-7.69/13 0s} Ba6
{15s (Nd3)} 42. Nb5 {-8.42/14 33s} Bxb5 {4s} 43. cxb5
{-9.32/16 1:45m} Nd5 {5s (Kf6)} 0-1



[Event "Rebel-Shredder 4 Match"]
[Site "Mexico City"]
[Date "1999.12.28"]
[Round "2"]
[White "Shredder 4"]
[Black "Rebel Century"]
[WhiteElo "2500"]
[BlackElo "2500"]
[ECO "D02"]
[Result "1/2-1/2"]

1. d4 {book 0s} d5 {5s} 2. Nf3 {book 0s} Nf6 {4s} 3. c4
{book 0s} c6 {5s} 4. Nc3 {book 0s} dxc4 {3s} 5. a4 {book
0s} Bf5 {5s} 6. Ne5 {book 0s} e6 {5s} 7. f3 {book 0s} c5
{3s} 8. e4 {book 0s} cxd4 {4s} 9. exf5 {book 0s} Nc6 {4s}
10. Nxc6 {book 0s} bxc6 {4s} 11. fxe6 {book 0s} fxe6 {4s}
12. Bxc4 {book 0s} dxc3 {5s} 13. Qxd8+ {book 0s} Rxd8 {5s}
14. bxc3 {book 0s} Nd5 {5s} 15. Bd2 {book 0s} Bd6 {5s}
16. O-O-O {book 0s} Kd7 {5s} 17. Bf1 {+0.74/8 37s} Rb8
{1:04m (Nf6)} 18. c4 {+1.08/9 5s} Ba3+ {58s} 19. Kc2
{+1.08/4 0s} Rb2+ {20s} 20. Kd3 {+0.65/10 0s} Rb3+ {18s}
21. Ke2 {+0.43/11 21s} Nb6 {4s} 22. Bc3+ {+0.48/11 40s} Ke7
{5s (Kc8)} 23. Rd3 {+0.24/11 41s} Kf7 {4s} 24. Bxg7
{+0.17/11 27s} Rxd3 {5s} 25. Bxh8 {-0.12/12 24s} Rd8 {4s}
26. Bc3 {-0.33/12 22s} Nxc4 {8s (Nxa4)} 27. g3 {0.00/11
44s} Bb2 {2:05m (Nb6)} 28. Be1 {+0.17/11 50s} c5 {5s}
29. f4 {+0.09/10 38s} Na3 {1:56m (Kf6)} 30. Bg2 {-0.09/11
43s} c4 {4s} 31. Be4 {-0.09/11 1:05m} h6 {31s (c3)} 32. Bf2
{+0.17/11 47s} c3 {1:10m} 33. Bd3 {0.00/11 0s} c2 {1:19m
(a5)} 34. Be3 {+0.10/11 30s} Rd5 {6s (Rb8)} 35. Bc1
{+0.41/12 33s} Bxc1 {6s} 36. Rxc1 {+0.34/13 7s} Rh5 {8s
(Ra5)} 37. h4 {+0.32/13 28s} Kf6 {54s (Ra5)} 38. Bxc2
{+0.60/13 36s} Rc5 {47s} 39. Kd2 {+0.15/14 1:01m} Nxc2 {6s}
40. Rxc2 {+0.10/15 23s} Rxc2+ {5s} 41. Kxc2 {0.00/18 19s}
Kf5 {5s} 42. Kd3 {0.00/18 14s} Kg4 {4s} 43. Ke4 {0.00/19
23s} 1/2-1/2

[Event "Rebel-Shredder 4 Match"]
[Site "Mexico City"]
[Date "1999.12.28"]
[Round "3"]
[White "Rebel Century"]
[Black "Shredder 4"]
[WhiteElo "2500"]
[BlackElo "2500"]
[ECO "A45"]
[Result "1-0"]

1. d4 {0s} Nf6 {book 0s} 2. Nf3 {4s} e6 {book 0s} 3. c4
{4s} b6 {book 0s} 4. a3 {4s} Bb7 {book 0s} 5. Nc3 {4s} d5
{book 0s} 6. cxd5 {3s} Nxd5 {book 0s} 7. Qc2 {4s} Be7 {book
0s} 8. Bd2 {5s} O-O {book 0s} 9. e4 {4s} Nxc3 {book 0s}
10. Bxc3 {4s} Nd7 {book 0s} 11. O-O-O {5s} c5 {+0.29/9 42s}
12. Bb5 {3s (d5)} a6 {+0.99/10 47s} 13. Bxd7 {4s (dxc5)}
Qxd7 {+0.97/9 6s} 14. dxc5 {5s} Qc6 {+0.85/10 1:56m}
15. cxb6 {1:32m} Rfc8 {+0.63/10 46s} 16. Rhe1 {39s (h4)}
Qxb6 {+0.63/10 34s} 17. Re2 {1:45m (Rd7)} Rc7 {+1.08/9 38s}
18. Re3 {4s (Kd2)} Rac8 {+1.70/9 35s} 19. Rdd3 {26s} e5
{+1.80/8 39s} 20. Rd1 {1:19m (Qd1)} f6 {+1.90/9 38s} 21. a4
{1:47m} Qe6 {+1.57/10 4s} 22. Kb1 {1:10m} a5 {+1.52/9 0s}
23. h4 {1:11m (h3)} Qf7 {+1.49/8 39s} 24. g4 {33s (h5)} Rc4
{+1.21/9 41s} 25. Nd2 {46s} Rb4 {+1.16/10 0s} 26. Rc1 {37s
(h5)} Rc5 {+0.97/9 21s} 27. b3 {35s (Qd1)} Qe6 {+1.10/9
56s} 28. Rg1 {1:09m (Ka1)} Bc6 {+1.33/8 26s} 29. Qa2 {35s
(Ka1)} Rb6 {+0.92/9 28s} 30. Ka1 {10s (Bb2)} Ra6 {+0.52/9
31s} 31. Nc4 {36s} Qf7 {+0.14/9 0s} 32. Rd1 {8s (g5)} Bf8
{+0.02/9 54s} 33. Rd8 {5s (Bb2)} Qc7 {0.00/9 25s} 34. Red3
{1:03m (Rd1)} Bxe4 {-0.93/9 24s} 35. R3d7 {4s} Qc6
{-2.74/11 48s} 36. b4 {19s} Rxc4 {-2.83/10 3s} 37. b5 {5s}
Qc5 {-3.03/10 53s} 38. bxa6 {13s} Qc6 {-4.30/8 13s} 39. Re7
{11s (Qa3)} h6 {-4.74/8 25s} 40. a7 {1:03m (Ree8)} Qxa4
{-5.88/9 42s} 41. Qxa4 {6s} Rxa4+ {-7.69/11 21s} 42. Kb2
{5s} Bc6 {-7.67/11 22s} 43. Ree8 {21s (Re6)} Kf7 {-7.91/10
29s} 44. Rxf8+ {3s} Ke7 {-8.02/10 44s} 45. Rde8+ {7s} Kd6
{-8.12/10 5s} 46. Rb8 {5s} 1-0


[Event "Rebel-Shredder Match"]
[Site "Mexico City"]
[Date "1999.12.28"]
[Round "4"]
[White "Rebel Century"]
[Black "Shredder 4"]
[WhiteElo "2500"]
[BlackElo "2500"]
[ECO "E12"]
[Result "1-0"]

1. d4 {0s} Nf6 {book 0s} 2. c4 {5s} e6 {book 0s} 3. Nf3
{4s} b6 {book 0s} 4. a3 {5s} Ba6 {book 0s} 5. Qc2 {5s} Bb7
{book 0s} 6. Nc3 {4s} c5 {book 0s} 7. e4 {5s} cxd4 {book
0s} 8. Nxd4 {4s} d6 {book 0s} 9. Be2 {4s} Be7 {book 0s}
10. O-O {5s} O-O {book 0s} 11. Rd1 {4s} Qd7 {-0.33/9 41s}
12. Nf3 {1:16m (f3)} Qc6 {-0.38/9 41s} 13. b4 {5s (Bf4)}
Nbd7 {-0.40/9 32s} 14. Nd4 {1:20m} Qc7 {-0.35/10 0s} 15. f4
{34s} a6 {-0.45/9 10s} 16. Bb2 {1:40m (Be3)} Rad8 {-0.33/8
28s} 17. Rac1 {1:06m (Rf1)} Rfe8 {-0.47/9 1:16m} 18. g3 {4s
(Rf1)} Rf8 {-0.20/9 1:01m} 19. Rd2 {37s (Nf3)} Qc8 {-0.14/9
1:13m} 20. Rcd1 {48s (Re1)} Qa8 {-0.14/9 29s} 21. Bf3
{1:04m} Qc8 {-0.23/10 0s} 22. Qd3 {41s} h6 {-0.32/9 0s}
23. Nc2 {44s} Qc7 {-0.35/9 2s} 24. Ne3 {33s} Rc8 {-0.35/9
38s} 25. h3 {5s (Ne2)} h5 {-0.28/9 31s} 26. Ne2 {1:20m}
Rfe8 {-0.19/9 0s} 27. g4 {55s (Bg2)} hxg4 {-0.04/9 43s}
28. hxg4 {6s} Nh7 {-0.24/9 38s} 29. g5 {54s (Bg2)} Nhf8
{0.00/8 24s} 30. Bg4 {8s (Bh5)} Qc6 {+0.05/8 30s} 31. Qc3
{1:01m (Ng3)} e5 {-0.37/8 24s} 32. Ng3 {16s} b5 {-0.84/8
14s} 33. c5 {1:09m (fxe5)} a5 {-1.37/8 53s} 34. fxe5 {4s
(Bxd7)} axb4 {-1.34/8 29s} 35. axb4 {58s} Nxe5 {-2.25/10
0s} 36. Bxc8 {16s} Bxc8 {-2.49/9 28s} 37. Nef5 {5s} Bxf5
{4s} 38. exf5 {-2.81/9 11s} Qf3 {-3.01/8 28s} 39. Re2 {7s}
Qg4 {-2.72/8 13s} 40. cxd6 {1:06m (f6)} Bxg5 {-2.17/9 25s}
41. d7 {20s (Rf1)} Nfxd7 {-1.58/9 31s} 42. Rxd7 {48s} Bf4
{-1.44/10 0s} 43. Rd4 {14s} Nf3+ {-1.65/11 42s} 44. Qxf3
{3s} Qxf3 {-1.29/11 3s} 45. Rxe8+ {5s} Kh7 {-1.53/4 0s}
46. Nf1 {6s} Qg4+ {-1.36/11 19s} 47. Kf2 {5s} Qh4+
{-1.34/11 12s} 48. Ke2 {1:03m} Qg4+ {-1.28/12 0s} 49. Ke1
{11s} Qh4+ {-1.33/12 1s} 50. Kd1 {5s} Qg4+ {-1.33/11 20s}
51. Re2 {36s} Qxf5 {-1.20/11 3s} 52. Rde4 {18s (Ke1)} g5
{-0.73/9 13s} 53. Ke1 {29s} g4 {-0.75/10 3s} 54. Nd2 {32s
(Re8)} g3 {-0.23/8 10s} 55. Rd4 {9s (Nf3)} Be3 {-0.28/8
20s} 56. Rd8 {36s} f6 {0.00/9 2s} 57. Bc3 {16s (Bd4)} Kg7
{-0.04/8 12s} 58. Re8 {36s (Bd4)} Bf2+ {0.00/8 14s} 59. Kd1
{8s} Qh5 {-0.11/8 5s} 60. Kc2 {20s} Qg6+ {-0.92/8 2s}
61. Kb2 {15s} Qd3 {-1.05/10 7s} 62. R2e7+ {5s} Kg6
{-0.89/10 15s} 63. Nb3 {6s} Kf5 {-1.22/9 12s} 64. Rg7 {5s
(Rf8)} Qd6 {-1.48/9 27s} 65. Rgg8 {6s} Kf4 {-2.00/9 15s}
66. Rg6 {10s (Nd2)} Qd3 {-1.78/8 8s} 67. Rxf6+ {29s} Kg4
{-2.12/9 1s} 68. Nd2 {6s (Rf7)} Kh3 {-2.35/8 10s} 69. Rf4
{9s} Qd6 {-2.17/7 4s} 70. Rfe4 {43s (Rf7)} Qd3 {-2.07/9
11s} 71. R8e7 {15s (R8e5)} Qd6 {-2.06/8 9s} 72. Rh7+ {16s}
Kg2 {-2.20/10 1s} 73. Ree7 {8s (Nb3)} Qd3 {-2.20/9 7s}
74. Nb3 {7s} Qd1 {-2.19/8 5s} 75. Rd7 {4s} Qe2+ {-2.27/10
1s} 76. Nd2 {15s} Be3 {-2.27/9 0s} 77. Ka2 {5s (Kc2)} Qd1
{-1.42/9 17s} 78. Nb3 {5s} Qc2+ {-1.42/7 1s} 79. Bb2 {13s}
Qc6 {-1.30/8 2s} 80. Rde7 {18s (Rhg7)} Bf4 {-1.06/7 4s}
81. Re2+ {18s (Ka3)} Kf3 {-0.08/1 1s} 82. Nd4+ {11s} Kg4
{-12.97/4 0s} 83. Nxc6 {5s (Rg7+)} Be3 {-16.08/6 1s}
84. Rxe3 {15s} Kf4 {-M5/9 0s} 85. Bc1 {4s} g2 {-M4/8 0s}
86. Rf7+ {5s} Kg4 {-M3/9 0s} 87. Ne5+ {7s} Kh4 {-M2/9 0s}
88. Rh7+ {4s} Kg5 {-M1/4 0s} 89. Rf3+ {5s} 1-0



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