KCEC
(Kirr's Chess Engine Comparison)
A tournament of original free chess engines
June 16, 2013
Testing summary:
Total: 135,679 games
played by 202 programs
1398 CPU days (X2 4600+)

White wins: 55,227 (40.7%)
Black wins: 47,434 (35.0%)
Draws: 33,018 (24.3%)
White score: 52.9%

Engine Details

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Show each game results
Wing 2.0a WB#123  (2179+16
−16		)Quote
Author: Stef Luijten (Netherlands) Released: 2005-11-29Link: Homepage
This engine is stable and runs without issues.
This is the only Wing version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit		Eval
diff
–   Averno 0.812396+15
−15		(+217)3.5 − 23.5
(+3−23=1)
13.0%
3.5 / 27
0.0%
−142
51.8%
1958
0.64
1015
0 0 0 0 0 0 0 = 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1
–   Scidlet 3.61 64-bit JA2390+15
−15		(+211)5 − 27
(+1−23=8)
15.6%
5.0 / 32
0.0%
−45
55.1%
2234
0.62
1230
0 0 0 0 0 = 0 0 0 0 = 1 0 0 0 0 0 0 = 0 = 0 0 = 0 0 = 0 0 = = 0
–   KnightX 1.922385+15
−15		(+206)5 − 21
(+3−19=4)
19.2%
5.0 / 26
0.0%
−45
55.6%
1659
0.54
922
= 0 0 0 0 = 0 0 0 0 = 0 0 0 1 = 0 0 0 0 0 0 1 0 0 1
–   Eeyore 1.482384+15
−15		(+205)4.5 − 21.5
(+3−20=3)
17.3%
4.5 / 26
0.0%
−72
54.5%
2007
0.85
1093
0 0 = 0 0 = 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 =
–   Ayito 0.2.9942371+16
−16		(+192)5 − 20
(+4−19=2)
20.0%
5.0 / 25
0.0%
−69
51.0%
2248
0.70
1147
0 0 = 1 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 = 0 0
–   Matilde 2008 64-bit2368+15
−15		(+189)9 − 23
(+5−19=8)
28.1%
9.0 / 32
0.0%
+30
54.0%
2079
0.61
1123
= 0 0 0 0 = = 0 = 0 1 = 0 0 1 0 0 0 0 1 1 = 0 1 0 = 0 0 0 = 0 0
–   EXchess 5.01 beta 64-bit JA2355+14
−14		(+176)7 − 19
(+3−15=8)
26.9%
7.0 / 26
0.0%
+16
58.0%
1547
0.73
897
0 = = 0 0 0 = 0 0 = 0 0 0 0 1 0 0 = = 0 0 1 = = 0 1
–   Esc 1.162345+15
−15		(+166)11 − 18
(+6−13=10)
37.9%
11.0 / 29
0.0%
+86
52.9%
1509
0.77
798
= 1 = 1 0 1 = 0 0 0 0 = 0 1 0 0 = 0 0 = 1 = 0 = 0 0 = 1 =
–   ANT 2006-F2333+16
−16		(+154)10 − 19
(+8−17=4)
34.5%
10.0 / 29
0.0%
+33
53.8%
2164
0.62
1164
0 0 0 0 0 0 0 1 = 0 1 0 = 1 1 0 1 = = 1 0 0 1 1 0 0 0 0 0
–   Anechka 0.082320+16
−16		(+141)10.5 − 21.5
(+8−19=5)
32.8%
10.5 / 32
0.0%
+7
51.6%
2360
0.74
1217
= 0 0 = 1 0 1 0 0 1 0 1 = 0 1 1 0 = 0 0 0 = 0 1 1 0 0 0 0 0 0 0
–   Dorky 3.482308+16
−16		(+129)5 − 21
(+3−19=4)
19.2%
5.0 / 26
0.0%
−116
56.1%
1912
0.82
1072
1 0 0 0 0 0 = 0 1 0 0 0 = 0 0 0 0 0 0 1 0 0 = 0 = 0
–   CyberPagno 2.1 32MB2295+16
−16		(+116)10.5 − 18.5
(+9−17=3)
36.2%
10.5 / 29
0.0%
+5
56.7%
2190
0.61
1241
= 0 0 1 0 1 1 0 = 1 0 0 1 0 0 0 0 0 0 = 0 0 1 0 1 0 1 0 1
–   Latista (Sinobyl) 1.52289+16
−16		(+110)13 − 16
(+9−12=8)
44.8%
13.0 / 29
0.0%
+73
55.2%
1922
0.62
1061
0 1 0 1 0 0 = 1 0 = 0 1 0 = = 0 0 1 0 1 = = 0 = 1 1 0 1 =
–   Madeleine 0.22285+15
−15		(+106)8 − 17
(+6−15=4)
32.0%
8.0 / 25
0.0%
−33
53.6%
1692
0.88
907
0 0 = 0 1 0 1 = 0 0 0 0 0 0 1 0 = = 0 0 1 1 0 0 1
–   Chispa 4.0.32273+14
−14		(+94)11 − 19
(+4−12=14)
36.7%
11.0 / 30
0.0%
+14
54.9%
1167
1.07
641
0 0 0 = = 1 = 1 = = 0 1 0 0 = = = 0 = 0 0 = 0 = 0 = = = 0 1
–   Uralochka 1.1b2272+18
−18		(+93)12 − 20
(+11−19=2)
37.5%
12.0 / 32
0.0%
−11
51.6%
2554
0.76
1319
1 0 0 = 0 1 0 0 1 0 0 0 1 0 1 0 0 1 1 0 1 0 0 1 = 0 0 0 0 1 0 1
–   Atlas 2.202271+17
−17		(+92)11.5 − 10.5
(+8−7=7)
52.3%
11.5 / 22
0.0%
+101
  
0 0 0 = 1 = 1 = 1 1 0 1 = 0 0 = 1 0 = 1 = 1
–   Genesis 2.02247+16
−16		(+68)11.5 − 16.5
(+8−13=7)
41.1%
11.5 / 28
0.0%
+9
53.8%
1944
0.74
1045
1 0 0 1 1 0 0 0 0 0 0 0 = 0 1 0 0 = = 1 1 = = 1 = 0 1 =
–   Lime 662241+18
−18		(+62)11.5 − 20.5
(+9−18=5)
35.9%
11.5 / 32
0.0%
−49
52.1%
2595
0.80
1353
1 0 0 = 0 1 1 0 1 0 0 0 1 0 0 = 1 0 1 = 0 = 0 1 0 0 0 = 1 0 0 0
–   InmiChess 3.06N2241+15
−15		(+62)10.5 − 18.5
(+9−17=3)
36.2%
10.5 / 29
0.0%
−52
52.9%
1857
0.89
982
1 1 1 0 0 0 0 1 0 0 0 = 0 0 1 0 1 0 = 0 1 0 1 0 1 = 0 0 0
–   Nesik 0.7.0 alpha2237+16
−16		(+58)15 − 15
(+10−10=10)
50.0%
15.0 / 30
0.0%
+56
56.4%
1621
0.70
915
0 1 1 0 = = = 0 0 = = 1 1 1 = 0 0 1 1 = 0 0 0 = 0 = 1 1 1 =
–   NagaSkaki 5.122232+18
−18		(+53)13.5 − 18.5
(+9−14=9)
42.2%
13.5 / 32
0.0%
0
54.0%
1958
0.96
1057
0 1 0 0 0 = 0 1 0 0 0 1 = 0 0 1 1 1 = = 0 = 1 1 = = 1 0 0 = = 0
–   Sunsetter C10.3 64-bit JA2232+16
−16		(+53)12 − 18
(+8−14=8)
40.0%
12.0 / 30
0.0%
−19
54.4%
2024
0.88
1102
0 = 1 1 = 0 = 1 = 1 0 0 = 0 0 = = 0 1 0 1 0 0 0 1 1 = 0 0 0
–   Alarm 0.93.12226+16
−16		(+47)11 − 21
(+7−17=8)
34.4%
11.0 / 32
0.0%
−64
53.4%
1871
0.74
1000
0 = 1 = 0 0 0 0 = 1 0 = 1 = 0 0 0 0 0 0 = 1 0 0 1 1 0 0 = = 0 1
–   Fortress 1.622216+15
−15		(+37)14 − 13
(+12−11=4)
51.9%
14.0 / 27
0.0%
+49
54.1%
1988
1.17
1076
1 = 1 1 0 0 1 0 0 0 0 = 1 0 1 1 0 1 0 1 1 0 0 = 1 = 1
–   WJChess 1.642215+16
−16		(+36)13.5 − 15.5
(+11−13=5)
46.6%
13.5 / 29
0.0%
+7
55.2%
2086
0.69
1151
1 = 1 1 0 1 = 0 1 1 1 0 0 0 1 = 0 1 = 0 0 0 1 1 0 0 = 0 0
–   Gk 0.90 64-bit JA2194+16
−16		(+15)9 − 19
(+6−16=6)
32.1%
9.0 / 28
8.0%
−116
53.4%
1982
0.98
1058
= = 0 0 0 0 0 0 1 1 0 0 1 0 1 0 0 = = 0 1 = = 0 1 0 0 0
–   Alf 1.09 JA2193+17
−17		(+14)20 − 12
(+13−5=14)
62.5%
20.0 / 32
10.0%
+90
55.4%
1568
0.71
868
= = 0 = 1 = 1 = = 1 1 = 0 1 = 1 1 0 1 = 1 1 = = = 1 1 = 0 1 = 0
–   Clarabit 1.00 64-bit2193+18
−18		(+14)14 − 18
(+6−10=16)
43.8%
14.0 / 32
11.5%
−23
51.8%
1256
0.66
651
= 0 1 0 = = 0 = = = 0 = 0 = = = 0 = 0 1 = 0 = 1 1 = = 0 0 1 1 =
–   Ghost 0.142189+17
−17		(+10)11 − 21
(+9−19=4)
34.4%
11.0 / 32
20.1%
−113
55.0%
2346
0.99
1290
0 1 = 1 0 0 0 0 0 0 = 1 0 0 0 = 1 0 = 0 0 1 0 0 1 1 1 0 1 0 0 0
–   Uragano 3D 0.872174+16
−16		(−5)15 − 17
(+11−13=8)
46.9%
15.0 / 32
68.2%
−25
52.5%
2004
0.82
1053
0 = 0 = 0 0 = 1 1 0 0 1 0 1 0 = 0 1 = 0 0 1 = 1 = 1 = 1 0 1 0 1
–   Parrot 0707222161+17
−17		(−18)13 − 19
(+11−17=4)
40.6%
13.0 / 32
95.0%
−91
52.6%
2201
0.98
1158
1 1 1 = = 0 1 0 1 0 0 1 0 0 = = 0 0 1 0 0 1 0 0 1 0 0 1 0 0 0 1
–   Matheus 2.32144+15
−15		(−35)14.5 − 13.5
(+12−11=5)
51.8%
14.5 / 28
100.0%
−21
56.4%
1811
0.77
1021
1 0 0 1 0 1 = 0 0 = = 0 1 1 0 1 1 1 1 1 0 1 0 0 = 1 = 0
–   Bodo 0.2b2137+15
−15		(−42)13 − 17
(+10−14=6)
43.3%
13.0 / 30
100.0%
−88
55.9%
1644
0.63
919
1 0 = 0 0 1 0 0 0 0 1 1 = 1 1 = 0 = 1 0 0 1 = 1 0 0 0 = 1 0
–   Monarch 1.72131+16
−16		(−48)20.5 − 11.5
(+18−9=5)
64.1%
20.5 / 32
100.0%
+59
50.2%
2224
1.38
1117
0 = 0 1 0 0 1 0 1 0 1 1 1 = 1 1 = 1 = 1 1 1 0 1 1 1 1 1 1 0 = 0
–   Bestia 0.902122+15
−15		(−57)17 − 11
(+15−9=4)
60.7%
17.0 / 28
100.0%
+25
53.3%
1904
0.70
1015
1 = = = 1 1 0 0 1 1 0 1 0 1 0 1 1 1 0 1 0 = 0 1 1 1 0 1
–   Ax 0.82119+15
−15		(−60)12 − 12
(+8−8=8)
50.0%
12.0 / 24
100.0%
−58
  
= 1 = 0 0 = 0 1 0 = 0 = 1 1 0 1 = = 0 0 1 1 1 =
–   Gerbil 02 64-bit JA2118+18
−18		(−61)15.5 − 16.5
(+13−14=5)
48.4%
15.5 / 32
100.0%
−73
45.8%
2494
1.06
1143
1 1 0 1 0 0 0 0 1 1 0 0 = = 1 1 1 1 0 1 = 0 1 = 1 0 0 1 0 = 0 0
–   BigLion 2.23x2117+17
−17		(−62)19.5 − 12.5
(+16−9=7)
60.9%
19.5 / 32
100.0%
+16
52.9%
2213
0.89
1170
1 = 1 0 0 1 0 1 0 1 1 1 0 1 = = = 1 1 = 1 0 0 1 = 1 1 = 1 0 0 1
–   RDChess 3.232117+16
−16		(−62)19.5 − 12.5
(+17−10=5)
60.9%
19.5 / 32
100.0%
+23
51.8%
2265
0.68
1173
1 1 1 1 0 1 1 1 1 1 1 = 1 = 1 1 0 1 0 1 0 0 0 0 0 = 1 0 0 = = 1
–   DelphiMax 2.92102+16
−16		(−77)17 − 6
(+16−5=2)
73.9%
17.0 / 23
100.0%
+124
53.0%
1581
0.97
838
1 0 = 1 1 1 = 0 1 1 0 0 1 1 0 1 1 1 1 1 1 1 1
–   Armageddon 2.3082098+17
−17		(−81)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+60
54.3%
2389
0.86
1297
= 1 1 1 1 1 1 = 0 1 = 1 = 0 1 = 0 1 0 1 1 0 1 1 0 1 1 = 1 1 1 0
–   Requiem 0.532084+15
−15		(−95)19.5 − 12.5
(+13−6=13)
60.9%
19.5 / 32
100.0%
−25
52.5%
1277
0.75
671
= = = 1 0 1 = 0 = 0 1 0 = 1 = = 1 1 0 1 = = 1 = 1 1 1 = 1 0 1 =
–   Small Potato 0.6.12082+16
−16		(−97)15 − 17
(+11−13=8)
46.9%
15.0 / 32
100.0%
−118
53.9%
1947
0.94
1049
1 = 1 0 0 = 1 1 = 0 0 = 0 1 = 0 = 1 0 = 1 0 1 0 0 0 1 0 = 0 1 1
–   Elephant 1.062075+16
−16		(−104)19.5 − 5.5
(+18−4=3)
78.0%
19.5 / 25
100.0%
+129
53.1%
1861
0.80
988
1 = 0 1 1 1 1 1 0 0 1 1 1 1 1 0 1 1 1 1 1 = 1 = 1
–   La Dame Blanche 2.0c2070+19
−19		(−109)26 − 6
(+22−2=8)
81.3%
26.0 / 32
100.0%
+122
52.1%
1748
1.19
911
= = 1 1 1 1 1 1 = = 1 1 = 0 1 1 0 1 1 1 = 1 = = 1 1 1 1 1 1 1 1
–   Cilian 4.142069+16
−16		(−110)23 − 9
(+19−5=8)
71.9%
23.0 / 32
100.0%
+46
  
= 0 = = 1 1 1 = 1 = 1 0 0 = 1 1 1 1 1 0 1 1 1 1 1 0 1 1 1 = 1 =
–   Etude 0.1.22063+19
−19		(−116)23 − 9
(+20−6=6)
71.9%
23.0 / 32
100.0%
+51
52.2%
2607
0.98
1361
1 1 1 = 1 = 0 1 0 0 1 1 1 1 1 1 1 0 1 1 = 1 1 = 1 0 1 = 1 1 0 =
–   JanWillem 1.132062+16
−16		(−117)24 − 6
(+21−3=6)
80.0%
24.0 / 30
100.0%
+112
53.5%
1713
1.01
917
1 = 1 1 = 1 1 = = 1 1 1 1 1 = 1 1 1 0 1 1 1 1 0 1 1 1 = 1 0
–   Marvin 1.3.02054+16
−16		(−125)18.5 − 8.5
(+15−5=7)
68.5%
18.5 / 27
100.0%
+6
52.4%
1659
0.91
869
0 1 1 1 0 = 1 = 0 1 = = 1 0 1 1 = = 1 1 0 = 1 1 1 1 1
–   SSEChessII 2.05 DC2049+17
−17		(−130)19.5 − 12.5
(+19−12=1)
60.9%
19.5 / 32
100.0%
−35
49.3%
3020
0.98
1490
1 0 0 1 0 0 1 1 1 1 1 0 = 1 0 0 1 1 0 1 1 1 1 0 0 1 0 0 1 1 1 1
–   Faile 1.4.42042+15
−15		(−137)23.5 − 6.5
(+21−4=5)
78.3%
23.5 / 30
100.0%
+86
53.3%
1996
1.10
1063
1 0 = 0 1 1 1 0 1 1 1 1 1 = 1 1 1 1 = 1 1 1 1 1 = 1 = 1 1 0
–   Smash 1.0.32036+17
−17		(−143)26 − 6
(+22−2=8)
81.3%
26.0 / 32
100.0%
+88
54.9%
1813
0.87
996
1 1 1 = = 1 1 1 1 1 1 1 = 1 = 1 = 1 1 1 1 1 0 = 1 1 1 1 = = 0 1
–   Micro-Max 4.8 PIV DM2028+17
−17		(−151)23.5 − 8.5
(+18−3=11)
73.4%
23.5 / 32
100.0%
+6
74.9%
2148
1.36
1609
= 1 1 1 1 1 1 = 1 = = = = = 1 = 1 1 1 = 0 1 0 1 1 0 = 1 1 1 1 =
–   Sharper 0.172022+16
−16		(−157)17.5 − 8.5
(+14−5=7)
67.3%
17.5 / 26
100.0%
−32
49.4%
1742
1.09
861
0 1 1 1 1 0 = 1 = 0 1 = 1 0 1 = 0 = 1 1 = 1 1 1 = 1
–   BibiChess 0.52007+16
−16		(−172)21.5 − 10.5
(+18−7=7)
67.2%
21.5 / 32
100.0%
−46
  
1 0 1 = 0 1 = 1 0 1 1 0 1 = = 1 = 1 1 1 1 0 1 1 = 1 = 0 1 1 1 0
–   Soldat 0.25b1873+17
−17		(−306)23.5 − 3.5
(+21−1=5)
87.0%
23.5 / 27
100.0%
−5
48.2%
1839
1.09
887
1 1 1 1 1 1 1 1 = 1 = = 1 1 1 1 1 1 = = 1 1 1 1 1 1 0
1680 games in total: 649 wins, 669 losses, 362 draws (21.5%), score: 49.4%
Average opponent: +5.4 (2184.4), average distance to opponent: 100.3

Performance

This figure shows how this engine performs depending on how strong is the opponent. Regression:

Perf = C − 0.130 [±0.145] * Opp

Where 'Opp' is the opponent's rating. 95% confidence intervals are in the brackets.

Rating changes by day

Rating changes with played games

Created in 2005-2012 by Kirill Kryukov
Updated on June 16, 2013