CCRL 40/15
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 1'206'633 games
played by 2'770 programs

White wins: 414'929 (34.4%)
Black wins: 305'861 (25.3%)
Draws: 485'843 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
OBender 3.2.4.2 (2192+20
−20		)Quote
Author: Evgeniy Korniloff (Russia) Link: Homepage
This program was previously called "QChess".
This is one of the 4 OBender versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   E.T. Chess 13.01.082649+13
−13		(+457)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Petir 4.9999992579+15
−15		(+387)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Anatoli 0.35k2475+16
−16		(+283)0.5 − 5.5
(+0−5=1)		8.3%
0.5 / 6
0.0%
−79
0 0 0 0 0 =
–   Queen 4.032409+18
−18		(+217)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+186
=
–   iCE 0.22372+19
−19		(+180)5.5 − 18.5
(+5−18=1)		22.9%
5.5 / 24
0.0%
−60
0 0 = 0 0 1 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0
–   Pupsi 0.192367+34
−34		(+175)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+18
0 =
–   Flux 2.2.12358+20
−21		(+166)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+166
0 1
–   Counter 0.82353+32
−32		(+161)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Rodin 2.3a2340+24
−25		(+148)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   LittleThought 1.03 32-bit2340+21
−21		(+148)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Daydreamer 1.52336+22
−22		(+144)1.5 − 1.5
(+1−1=1)		50.0%
1.5 / 3
0.0%
+158
= 0 1
–   nanoSzachy 3.12331+33
−33		(+139)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Dirty 0.99n2322+30
−29		(+130)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−19
= = 0 0
–   Cheese 1.32309+17
−17		(+117)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+86
=
–   Popochin 3.12304+34
−34		(+112)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+268
1 =
–   Sjakk 1.1.82303+24
−24		(+111)12 − 12
(+10−10=4)		50.0%
12.0 / 24
0.0%
+111
0 1 = = 1 0 0 0 1 0 1 1 0 1 1 1 = 1 0 = 1 0 0 0
–   Joker 1.1.142302+19
−19		(+110)5 − 7
(+4−6=2)		41.7%
5.0 / 12
0.0%
+47
1 1 = 0 1 0 0 0 1 = 0 0
–   Natwarlal 0.142299+19
−19		(+107)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+21
1 = 0 0
–   Popochin 3.22297+17
−18		(+105)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−37
= 0
–   Natwarlal 0.122293+34
−34		(+101)2 − 6
(+1−5=2)		25.0%
2.0 / 8
0.0%
−74
1 0 0 = 0 0 0 =
–   Rodin 2.1h2284+30
−30		(+92)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+61
=
–   Bison 8.2.4r2282+26
−26		(+90)2 − 4
(+1−3=2)		33.3%
2.0 / 6
0.0%
−22
0 = 0 = 0 1
–   Brutus 5.42280+34
−34		(+88)4 − 4
(+2−2=4)		50.0%
4.0 / 8
0.0%
+93
= = 1 0 = 1 0 =
–   Matilde 2008 32-bit2274+34
−34		(+82)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−60
0 =
–   Cheese 1.22262+34
−34		(+70)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+212
1 =
–   Waxman 20092253+20
−20		(+61)4 − 8
(+1−5=6)		33.3%
4.0 / 12
0.0%
−38
0 = 0 = 0 = = 0 = 0 = 1
–   AliChess 4.192247+31
−31		(+55)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.2%
+147
1 = 0 1
–   AliChess 4.182243+32
−33		(+51)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.4%
−23
= = 0 0 = 0 = 1
–   Feuerstein 0.4.6.12239+19
−19		(+47)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
−20
0 = = =
–   Gibbon 2.42c2225+26
−26		(+33)8.5 − 9.5
(+6−7=5)		47.2%
8.5 / 18
2.3%
+12
1 1 0 = = 1 1 0 = = 0 = 1 0 1 0 0 0
–   Uralochka 1.1b2219+18
−18		(+27)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
2.7%
+69
0 1 1 0 0 1 0 1 1 =
–   Myrddin 0.85 64-bit2219+27
−27		(+27)15.5 − 8.5
(+15−8=1)		64.6%
15.5 / 24
5.5%
+153
0 1 1 1 1 0 1 1 1 0 = 0 0 0 1 1 0 1 1 1 1 1 0 1
–   FireFly 2.5.12 64-bit2218+37
−37		(+26)11 − 13
(+11−13=0)		45.8%
11.0 / 24
11.4%
−11
1 0 0 0 1 0 1 0 1 0 0 0 1 0 0 1 1 0 0 1 1 1 0 1
–   Gibbon 2.52a2217+16
−16		(+25)12.5 − 13.5
(+7−8=11)		48.1%
12.5 / 26
2.8%
+17
1 = = 0 0 0 1 = = = = = 0 = 1 0 1 1 = 0 0 = 0 1 = 1
–   GarboChess 0.212216+34
−34		(+24)5.5 − 12.5
(+4−11=3)		30.6%
5.5 / 18
12.2%
−124
0 0 0 0 0 0 0 0 = 1 0 1 = 0 1 0 1 =
–   DoubleCheck 2.3.1 64-bit2215+33
−33		(+23)13 − 11
(+11−9=4)		54.2%
13.0 / 24
12.6%
+56
1 1 0 1 = 0 0 = 0 1 0 1 = 0 1 1 1 0 0 1 = 1 0 1
–   AliChess 4.162214+34
−34		(+22)6 − 6
(+4−4=4)		50.0%
6.0 / 12
13.6%
+14
= 1 = 1 0 0 = 0 0 = 1 1
–   ZCT 0.3.24512211+27
−27		(+19)5 − 7
(+3−5=4)		41.7%
5.0 / 12
14.0%
−40
0 0 0 1 = 0 0 1 = = = 1
–   Atlas 2.202209+34
−34		(+17)4 − 4
(+2−2=4)		50.0%
4.0 / 8
20.0%
+11
= = 1 = 0 0 1 =
–   Neurosis 2.52207+17
−17		(+15)12.5 − 13.5
(+7−8=11)		48.1%
12.5 / 26
12.8%
+3
= 1 = 0 0 = 0 = 0 0 0 = 0 1 1 = = = = 0 1 1 1 1 = =
–   ChessAlex 2.0r42203+20
−20		(+11)7 − 3
(+6−2=2)		70.0%
7.0 / 10
22.4%
+161
1 1 = 1 1 0 = 0 1 1
–   BlackBishop 1.02203+19
−18		(+11)5 − 3
(+4−2=2)		62.5%
5.0 / 8
23.1%
+101
1 = 0 1 = 0 1 1
–   RattateChess Bologna 20072202+25
−25		(+10)6.5 − 17.5
(+2−13=9)		27.1%
6.5 / 24
28.0%
−139
0 = 1 0 0 0 0 = = 0 0 = = 0 0 = 0 1 = 0 0 = 0 =
–   Alf 1.092196+23
−23		(+4)9 − 13
(+5−9=8)		40.9%
9.0 / 22
41.1%
−57
= 1 = 1 1 0 = 0 0 1 0 1 = = 0 0 0 0 = 0 = =
–   AliChess 4.082196+32
−32		(+4)1 − 1
(+1−1=0)		50.0%
1.0 / 2
42.5%
+4
1 0
–   Glass 0.1.0c2190+33
−33		(−2)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
55.2%
−97
0 = 1 0
–   Neurosis 2.42188+31
−31		(−4)12 − 16
(+7−11=10)		42.9%
12.0 / 28
59.1%
−48
0 0 0 0 = = 1 = 0 = 1 0 1 0 = = 1 1 0 1 = = = 1 0 0 = 0
–   EveAnn 1.632188+34
−34		(−4)4 − 4
(+3−3=2)		50.0%
4.0 / 8
57.8%
−10
0 1 = 1 1 0 0 =
–   Amundsen 0.65.12188+34
−34		(−4)3.5 − 7.5
(+3−7=1)		31.8%
3.5 / 11
58.0%
−156
0 0 0 1 0 0 1 0 = 0 1
–   Feuerstein 0.4.5.22188+37
−37		(−4)4 − 2
(+4−2=0)		66.7%
4.0 / 6
58.1%
+145
0 1 0 1 1 1
–   NagaSkaki 5.122187+17
−17		(−5)16.5 − 12.5
(+12−8=9)		56.9%
16.5 / 29
66.0%
+40
0 1 1 1 = = 0 = = = 0 1 0 = 1 1 0 0 = 1 1 1 1 = 0 0 = 1 1
–   Mediocre 0.342187+27
−27		(−5)6.5 − 6.5
(+4−4=5)		50.0%
6.5 / 13
61.5%
−5
= 0 0 0 = = 1 1 = 1 0 = 1
–   Alex 2.032185+30
−30		(−7)16 − 16
(+12−12=8)
50.0%
16.0 / 32
66.5%
−9
0 = 1 1 1 = 0 1 0 1 1 0 0 1 0 1 0 = = 0 = 1 1 = 0 1 0 0 1 = 0 =
–   BlackBishop 0.472182+34
−34		(−10)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
69.9%
+108
= = = 1 1 0 1 1
–   Lime 662182+17
−17		(−10)10 − 10
(+7−7=6)		50.0%
10.0 / 20
79.0%
−12
1 0 1 = 1 = = 1 1 = 0 1 0 0 0 = 0 1 = 0
–   Atak 6.52181+25
−25		(−11)13.5 − 12.5
(+9−8=9)		51.9%
13.5 / 26
75.2%
−1
= = 1 0 0 1 0 1 1 1 0 = = 0 1 1 0 = 0 0 1 1 = = = =
–   Hamsters 0.0.62179+24
−24		(−13)2 − 4
(+2−4=0)		33.3%
2.0 / 6
80.5%
−162
0 0 0 1 0 1
–   Feuerstein 0.4.62175+38
−38		(−17)3 − 1
(+3−1=0)		75.0%
3.0 / 4
78.1%
+217
1 1 1 0
–   Sungorus 1.22174+26
−26		(−18)8.5 − 7.5
(+6−5=5)		53.1%
8.5 / 16
86.1%
−1
1 1 0 = 1 0 = 0 0 1 = 1 = 1 = 0
–   NG-Play 9.86 64-bit2171+22
−23		(−21)1 − 0
(+1−0=0)		100.0%
1.0 / 1
91.1%
+INF
1
–   Pawny 0.132171+32
−32		(−21)1 − 1
(+1−1=0)		50.0%
1.0 / 2
86.9%
−21
1 0
–   Kurt 0.9.2.2 64-bit2166+21
−21		(−26)13.5 − 11.5
(+12−10=3)		54.0%
13.5 / 25
96.3%
+7
= 1 0 1 1 0 0 1 1 0 1 1 = 1 0 = 0 1 1 0 0 0 1 0 1
–   ProChess 1.02AD2164+19
−19		(−28)1 − 0
(+1−0=0)		100.0%
1.0 / 1
97.7%
+INF
1
–   Chesley r323 64-bit2163+22
−22		(−29)0 − 1
(+0−1=0)		0.0%
0.0 / 1
97.3%
−INF
0
–   Bearded 06_292158+31
−31		(−34)6.5 − 7.5
(+5−6=3)		46.4%
6.5 / 14
96.9%
−62
0 0 1 0 0 0 = 0 1 = 1 1 1 =
–   OliThink 5.1.92158+30
−30		(−34)12 − 6
(+11−5=2)		66.7%
12.0 / 18
97.3%
+97
1 1 0 1 = 1 0 1 1 1 0 1 0 = 1 1 1 0
–   Mediocre 0.3342151+32
−32		(−41)3.5 − 6.5
(+3−6=1)		35.0%
3.5 / 10
98.5%
−165
0 1 0 1 = 0 1 0 0 0
–   Atak 6.02149+34
−34		(−43)1 − 1
(+1−1=0)		50.0%
1.0 / 2
98.4%
−43
0 1
–   Waxman 20082140+22
−22		(−52)6 − 2
(+6−2=0)		75.0%
6.0 / 8
100.0%
+183
1 1 1 1 1 0 1 0
–   Prophet 2.0 32-bit2138+19
−19		(−54)12.5 − 11.5
(+11−10=3)		52.1%
12.5 / 24
100.0%
−38
= 0 1 = 0 0 = 1 1 1 0 1 1 0 0 1 1 0 1 0 0 1 1 0
–   Adam 3.22136+23
−24		(−56)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+179
1 0 1 1
–   Parrot 07.01.162136+31
−31		(−56)2 − 0
(+2−0=0)		100.0%
2.0 / 2
99.9%
+INF
1 1
–   Parrot 07.07.222136+19
−19		(−56)4 − 6
(+3−5=2)		40.0%
4.0 / 10
100.0%
−129
1 = 0 1 0 0 0 1 = 0
–   TJchess 0.1212135+19
−19		(−57)13.5 − 10.5
(+10−7=7)		56.3%
13.5 / 24
100.0%
−13
0 = 0 = 1 1 1 1 1 1 = 0 0 1 0 0 = 1 0 = = 1 1 =
–   Bearded 06_29_022131+25
−25		(−61)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Clarabit 1.00 32-bit2116+22
−22		(−76)13 − 9
(+10−6=6)		59.1%
13.0 / 22
100.0%
−10
1 1 0 = 1 1 0 = 1 1 = 1 = = 0 0 1 = 1 1 0 0
–   Adam 3.12110+24
−24		(−82)5 − 1
(+4−0=2)		83.3%
5.0 / 6
100.0%
+145
= = 1 1 1 1
–   Lime 622106+28
−28		(−86)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+56
= 1 1 =
–   FireFly 2.5.6 32-bit2088+22
−23		(−104)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
100.0%
−58
1 1 0 0 1 0 1 =
–   BikJump 2.01 32-bit2085+18
−17		(−107)6 − 2
(+4−0=4)		75.0%
6.0 / 8
100.0%
+43
= 1 = = = 1 1 1
–   Buzz 0.072080+28
−28		(−112)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+45
= 1
–   Atak 6.22080+36
−36		(−112)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−16
1 1 0 =
–   Feuerstein 0.4.5.12080+38
−38		(−112)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−112
= =
–   Sjakk 1.1.62068+30
−31		(−124)16 − 8
(+15−7=2)		66.7%
16.0 / 24
100.0%
+12
1 = 1 1 1 0 1 0 1 1 0 1 1 1 1 1 1 0 1 1 0 = 0 0
–   BigLion 2.23x2067+12
−12		(−125)8 − 4
(+5−1=6)		66.7%
8.0 / 12
100.0%
−28
= = 1 1 0 = 1 1 1 = = =
–   BikJump 1.8 32-bit2061+34
−34		(−131)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+25
1 =
–   ZCT 0.3.25002050+32
−32		(−142)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+14
1 =
–   Gibbon 2.01b2049+29
−29		(−143)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−285
0 =
–   KMTChess 1.1 32-bit2048+33
−33		(−144)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Mustang 4.972044+26
−26		(−148)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−148
= 0 = 1
–   Matheus 2.32042+23
−23		(−150)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+7
1 1 = =
–   Alex 1.962015+32
−32		(−177)4.5 − 2.5
(+3−1=3)		64.3%
4.5 / 7
100.0%
−83
= 1 = 0 1 = 1
–   Kurt 2710091999+32
−32		(−193)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−36
1 =
–   Heracles 0.6.161983+19
−19		(−209)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−209
1 0
–   Smash 1.0.31951+26
−27		(−241)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
904 games: 337 wins, 338 losses, 229 draws (25.3%), score: 49.9%

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021