Author: Dann Corbit
Date: 21:20:48 07/05/02
It has often been said that chess programs simply don't blunder. Sometimes,
even at very long time control (Witness TimeControl "14400") chess programs can
make spectacular blunders. Here is a program with a very respectable rating:
{Current Gauntlet data}
65 TSCP-172 : 2098 222 97 28 16.1 % 2385 10.7 %
66 Freyr-1067 : 2098 207 63 56 16.1 % 2385 0.0 %
67 Esc-028 : 2094 232 89 32 15.6 % 2387 6.2 %
68 Aldebaran-070 : 2087 73 36 188 25.8 % 2271 12.2 %
69 DChess-102 : 2058 254 88 31 12.9 % 2390 6.5 %
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
70 31337-30 : 2033 94 33 196 19.1 % 2283 7.7 %
71 LarsenVB-407 : 2022 333 95 27 11.1 % 2383 0.0 %
72 Delfi 1.02 : 2021 289 87 31 11.3 % 2379 3.2 %
73 LordKing-29D : 1993 269 86 30 8.3 % 2410 10.0 %
74 Storm-006 : 1956 328 86 30 8.3 % 2372 3.3 %
{Battle of the crowns 2nd division result:}
Program Score % Av.Op. Elo + - Draws
1 Freyr : 31.0/ 44 70.5 2292 2443 84 130 13.6 %
2 Cilian : 30.5/ 44 69.3 2293 2434 85 131 11.4 %
3 Sjeng73 : 30.0/ 44 68.2 2293 2426 86 117 18.2 %
4 Faile : 28.0/ 44 63.6 2296 2394 91 102 22.7 %
5 Averno : 25.0/ 44 56.8 2301 2348 99 93 22.7 %
6 SSEchess : 24.0/ 44 54.5 2302 2334 103 90 22.7 %
7 Gully2 : 22.5/ 44 51.1 2304 2312 108 94 15.9 %
8 ColChess : 22.0/ 44 50.0 2305 2305 95 95 22.7 %
9 Chessterfield: 16.5/ 44 37.5 2312 2223 97 92 25.0 %
10 DChess : 16.5/ 44 37.5 2312 2223 123 92 6.8 %
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
11 NewRival : 12.0/ 44 27.3 2319 2148 126 82 18.2 %
12 Crux : 6.0/ 44 13.6 2331 2011 204 71 9.1 %
And yet, look at this --> 3 stunning blunders in quick succession.
[Event "Computer chess game"]
[Site "MMCKEE_NT"]
[Date "2002.04.29"]
[Round "1"]
[White "MAD-005"]
[Black "DChess-102"]
[Result "1-0"]
[ECO "A35j"]
[Variation "English: Symmetrical, Four Knights"]
[TimeControl "14400"]
1.c4 c5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 e5 5.Bg2 Bd6 6.Qa4
{
[D]r1bqk2r/pp1p1ppp/2nb1n2/2p1p3/Q1P5/2N2NP1/PP1PPPBP/R1B1K2R b KQkq - acd 11;
acn 12370591; acs 31; am Ne4; ce 1; pv Be7 d3 d6 Nd5 O-O Nxe7+ Qxe7 Bg5 Bd7
O-O-O Nd4 Bxf6 gxf6 Qa5 Nxe2+;
}
.. Ne4 7.Nxe4
{
[D]r1bqk2r/pp1p1ppp/2nb4/2p1p3/Q1P1N3/5NP1/PP1PPPBP/R1B1K2R b KQkq - acd 12; acn
13308321; acs 31; am Na5; ce -432; pv Be7 d3 d6 Bd2 Bd7 Qa3 f5 Nc3 O-O O-O-O
Nb4;
}
.. Na5 8.Nxd6+ Kf8 9.Nxe5 Nxc4 10.Qxc4 Qe7 11.Nexf7
{
[D]r1b2k1r/pp1pqNpp/3N4/2p5/2Q5/6P1/PP1PPPBP/R1B1K2R b KQ - acd 11; acn
15754155; acs 31; am Qxf7; ce -1649; pv Rg8 d3 g5 Qxc5 Rg6 Bxg5 Rxg5 Nxg5 h6
Ngf7;
}
.. Qxf7 12.Qxf7# 1-0
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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