CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Engine Details

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Show each game results
OBender 3.2.4.2 (2191+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 13.01.082650+13
−13
(+459)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Petir 4.9999992579+15
−15
(+388)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
0
–   Anatoli 0.35k2475+16
−16
(+284)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
0.0%
−78
0 0 0 0 = 0
–   Queen 4.032409+18
−18
(+218)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+187
=
–   iCE 0.22372+19
−19
(+181)5.5 − 18.5
(+5−18=1)
22.9%
5.5 / 24
0.0%
−59
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
(+176)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
+19
0 =
–   Flux 2.2.12357+21
−20
(+166)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+166
0 1
–   Counter 0.82354+33
−33
(+163)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Rodin 2.3a2339+25
−24
(+148)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   LittleThought 1.03 32-bit2339+21
−21
(+148)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Daydreamer 1.52335+22
−22
(+144)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
0.0%
+158
= 0 1
–   nanoSzachy 3.12330+33
−33
(+139)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Dirty 0.99n2321+30
−30
(+130)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−19
= = 0 0
–   Cheese 1.32308+17
−17
(+117)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+86
=
–   Popochin 3.12303+34
−34
(+112)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+268
1 =
–   Sjakk 1.1.82302+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
–   Natwarlal 0.142302+19
−19
(+111)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+25
1 0 = 0
–   Joker 1.1.142301+19
−19
(+110)5 − 7
(+4−6=2)
41.7%
5.0 / 12
0.0%
+47
0 0 1 1 = 0 1 0 0 0 1 =
–   Popochin 3.22296+18
−18
(+105)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−37
= 0
–   Natwarlal 0.122292+34
−34
(+101)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−74
1 0 0 = 0 0 0 =
–   Rodin 2.1h2283+30
−30
(+92)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+61
=
–   Bison 8.2.4r2281+26
−26
(+90)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−22
0 = 0 = 0 1
–   Brutus 5.42279+34
−34
(+88)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+93
0 = = 1 0 = = 1
–   Matilde 2008 32-bit2273+34
−33
(+82)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−60
0 =
–   Cheese 1.22260+34
−34
(+69)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+211
1 =
–   Waxman 20092253+20
−20
(+62)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.0%
−37
0 = 0 = 0 = = 0 = 0 = 1
–   AliChess 4.192245+31
−31
(+54)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.2%
+146
1 = 1 0
–   AliChess 4.182242+32
−33
(+51)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.4%
−23
0 = = = 0 1 0 =
–   Feuerstein 0.4.6.12238+19
−19
(+47)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
−20
0 = = =
–   Gibbon 2.42c2225+26
−26
(+34)8.5 − 9.5
(+6−7=5)
47.2%
8.5 / 18
2.2%
+13
1 1 0 0 = = 1 1 0 = = 0 = 1 0 0 1 0
–   Myrddin 0.85 64-bit2219+27
−27
(+28)15.5 − 8.5
(+15−8=1)
64.6%
15.5 / 24
5.3%
+154
0 1 1 1 1 0 1 1 1 0 = 0 0 0 1 1 0 1 1 1 1 1 0 1
–   Uralochka 1.1b2218+18
−18
(+27)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
2.9%
+69
1 0 1 0 1 0 0 = 1 1
–   FireFly 2.5.12 64-bit2217+37
−36
(+26)11 − 13
(+11−13=0)
45.8%
11.0 / 24
10.9%
−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 2.52a2216+16
−16
(+25)12.5 − 13.5
(+7−8=11)
48.1%
12.5 / 26
2.8%
+17
= 1 1 = = 0 0 = 0 0 1 = = = = = 0 = 1 0 1 1 1 0 = 0
–   GarboChess 0.212216+35
−35
(+25)5.5 − 12.5
(+4−11=3)
30.6%
5.5 / 18
11.3%
−123
0 0 0 0 0 0 0 0 = 1 0 1 = 0 1 0 1 =
–   AliChess 4.162215+35
−35
(+24)6 − 6
(+4−4=4)
50.0%
6.0 / 12
12.1%
+16
= = 1 = 1 1 0 1 0 0 = 0
–   DoubleCheck 2.3.1 64-bit2215+35
−35
(+24)13 − 11
(+11−9=4)
54.2%
13.0 / 24
12.5%
+57
1 1 0 1 = 0 0 = 0 1 0 1 = 0 1 1 1 0 0 1 = 1 0 1
–   ZCT 0.3.24512210+27
−27
(+19)5 − 7
(+3−5=4)
41.7%
5.0 / 12
14.0%
−40
1 0 0 0 1 = = = 1 0 = 0
–   Atlas 2.202208+34
−34
(+17)4 − 4
(+2−2=4)
50.0%
4.0 / 8
20.2%
+11
1 0 = 1 = = = 0
–   Neurosis 2.52206+17
−17
(+15)12.5 − 13.5
(+7−8=11)
48.1%
12.5 / 26
12.8%
+3
0 = 0 1 1 = = 0 = = 1 = 0 0 0 0 = 0 1 1 = = = = 1 1
–   ChessAlex 2.0r42205+21
−21
(+14)7 − 3
(+6−2=2)
70.0%
7.0 / 10
17.8%
+164
1 1 1 0 = = 1 1 0 1
–   RattateChess Bologna 20072201+25
−25
(+10)6.5 − 17.5
(+2−13=9)
27.1%
6.5 / 24
28.1%
−139
= 1 = 0 0 0 0 = 0 0 = 1 0 0 = 0 0 = = = 0 0 = 0
–   BlackBishop 1.02201+18
−19
(+10)5 − 3
(+4−2=2)
62.5%
5.0 / 8
23.7%
+100
1 1 1 = = 0 1 0
–   AliChess 4.082195+32
−32
(+4)1 − 1
(+1−1=0)
50.0%
1.0 / 2
43.0%
+4
1 0
–   Alf 1.092195+23
−23
(+4)9 − 13
(+5−9=8)
40.9%
9.0 / 22
41.4%
−57
1 = = = 0 1 1 0 0 0 0 0 = = = = 1 0 0 1 = 0
–   Glass 0.1.0c2189+33
−33
(−2)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
55.5%
−97
0 0 = 1
–   Feuerstein 0.4.5.22187+37
−37
(−4)4 − 2
(+4−2=0)
66.7%
4.0 / 6
58.4%
+145
1 1 1 0 1 0
–   Neurosis 2.42187+31
−31
(−4)12 − 16
(+7−11=10)
42.9%
12.0 / 28
59.1%
−48
= = 0 0 0 = = 0 1 0 1 1 0 = = 0 = 1 0 1 0 = = 1 1 0 0 =
–   EveAnn 1.632187+34
−34
(−4)4 − 4
(+3−3=2)
50.0%
4.0 / 8
58.0%
−10
0 0 1 = 1 = 1 0
–   Amundsen 0.65.12187+34
−34
(−4)3.5 − 7.5
(+3−7=1)
31.8%
3.5 / 11
58.3%
−156
0 0 0 0 1 1 0 0 1 0 =
–   Mediocre 0.342187+27
−27
(−4)6.5 − 6.5
(+4−4=5)
50.0%
6.5 / 13
61.5%
−4
= 1 0 = 1 0 0 1 = = = 1 0
–   NagaSkaki 5.122186+17
−17
(−5)16.5 − 12.5
(+12−8=9)
56.9%
16.5 / 29
66.1%
+40
1 0 1 = 1 = = 1 1 0 = = = 1 0 1 0 = 1 0 0 = 0 1 = 1 1 1 0
–   Alex 2.032184+30
−30
(−7)16 − 16
(+12−12=8)
50.0%
16.0 / 32
66.4%
−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 0.472181+34
−34
(−10)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
70.0%
+108
1 = = = 1 1 1 0
–   Atak 6.52180+25
−25
(−11)13.5 − 12.5
(+9−8=9)
51.9%
13.5 / 26
76.2%
−1
= = = = 1 1 1 0 1 0 1 1 1 0 = = 0 1 1 0 = 0 = 0 0 =
–   Lime 662178+17
−17
(−13)10 − 10
(+7−7=6)
50.0%
10.0 / 20
85.2%
−15
= 0 = 1 1 = 1 0 1 0 0 1 0 0 1 1 = = = 0
–   Hamsters 0.0.62177+24
−24
(−14)2 − 4
(+2−4=0)
33.3%
2.0 / 6
81.3%
−163
0 0 1 0 0 1
–   Feuerstein 0.4.62174+38
−38
(−17)3 − 1
(+3−1=0)
75.0%
3.0 / 4
79.0%
+217
1 1 1 0
–   Sungorus 1.22172+26
−26
(−19)8.5 − 7.5
(+6−5=5)
53.1%
8.5 / 16
87.3%
−2
1 = 0 1 0 1 0 1 0 = = 0 = 1 = 1
–   Kurt 0.9.2.2 64-bit2170+22
−22
(−21)13.5 − 11.5
(+12−10=3)
54.0%
13.5 / 25
92.8%
+12
1 0 1 1 0 0 1 1 0 1 1 = 1 0 = 0 1 1 0 0 0 1 0 1 =
–   NG-Play 9.86 64-bit2170+22
−22
(−21)1 − 0
(+1−0=0)
100.0%
1.0 / 1
91.4%
+INF
1
–   Pawny 0.132169+32
−32
(−22)1 − 1
(+1−1=0)
50.0%
1.0 / 2
87.6%
−22
1 0
–   ProChess 1.02AD2163+19
−19
(−28)1 − 0
(+1−0=0)
100.0%
1.0 / 1
97.5%
+INF
1
–   Chesley r323 64-bit2162+22
−22
(−29)0 − 1
(+0−1=0)
0.0%
0.0 / 1
97.3%
−INF
0
–   Bearded 06_292156+31
−31
(−35)6.5 − 7.5
(+5−6=3)
46.4%
6.5 / 14
97.0%
−63
0 1 0 0 1 1 = 0 0 0 1 = 1 =
–   OliThink 5.1.92156+30
−30
(−35)12 − 6
(+11−5=2)
66.7%
12.0 / 18
97.4%
+96
1 0 1 = 1 0 1 1 1 0 1 0 = 1 1 1 1 0
–   Mediocre 0.3342150+32
−32
(−41)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
98.5%
−165
0 = 0 1 0 0 1 0 1 0
–   Atak 6.02145+34
−35
(−46)1 − 1
(+1−1=0)
50.0%
1.0 / 2
98.9%
−46
0 1
–   Prophet 2.0 32-bit2137+19
−19
(−54)12.5 − 11.5
(+11−10=3)
52.1%
12.5 / 24
100.0%
−38
0 = 0 = 0 1 1 0 1 = 1 1 1 0 1 1 0 1 0 0 1 0 0 1
–   Parrot 07.01.162135+31
−31
(−56)2 − 0
(+2−0=0)
100.0%
2.0 / 2
99.9%
+INF
1 1
–   Parrot 07.07.222135+19
−19
(−56)4 − 6
(+3−5=2)
40.0%
4.0 / 10
100.0%
−129
= 1 1 0 0 1 0 0 0 =
–   Waxman 20082134+23
−23
(−57)6 − 2
(+6−2=0)
75.0%
6.0 / 8
100.0%
+178
1 1 1 0 1 1 1 0
–   TJchess 0.1212133+19
−19
(−58)13.5 − 10.5
(+10−7=7)
56.3%
13.5 / 24
100.0%
−14
0 0 1 = = 1 1 1 = 1 = 0 0 1 = 0 1 0 1 1 0 1 = =
–   Bearded 06_29_022130+25
−25
(−61)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Adam 3.22129+24
−24
(−62)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+173
1 1 1 0
–   Clarabit 1.00 32-bit2115+22
−22
(−76)13 − 9
(+10−6=6)
59.1%
13.0 / 22
100.0%
−10
= 1 1 1 0 1 0 0 0 = 0 0 = = = 1 1 1 1 1 = 1
–   Adam 3.12109+24
−24
(−82)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+145
1 1 = = 1 1
–   Lime 622105+28
−28
(−86)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+56
1 1 = =
–   FireFly 2.5.6 32-bit2087+22
−22
(−104)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
100.0%
−58
1 1 1 = 0 0 1 0
–   BikJump 2.01 32-bit2084+17
−18
(−107)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+43
1 = 1 1 1 = = =
–   Atak 6.22079+36
−36
(−112)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−16
1 0 1 =
–   Feuerstein 0.4.5.12079+38
−38
(−112)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−112
= =
–   Buzz 0.072079+27
−28
(−112)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+45
= 1
–   BigLion 2.23x2067+12
−12
(−124)8 − 4
(+5−1=6)
66.7%
8.0 / 12
100.0%
−27
= 1 = 1 = 0 1 = 1 = = 1
–   Sjakk 1.1.62067+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
–   BikJump 1.8 32-bit2060+34
−34
(−131)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+25
1 =
–   Gibbon 2.01b2048+29
−29
(−143)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−285
0 =
–   ZCT 0.3.25002048+32
−32
(−143)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+13
1 =
–   KMTChess 1.1 32-bit2046+33
−33
(−145)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Mustang 4.972043+26
−26
(−148)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−148
= 0 = 1
–   Matheus 2.32041+23
−23
(−150)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+7
1 = 1 =
–   Alex 1.962014+32
−32
(−177)4.5 − 2.5
(+3−1=3)
64.3%
4.5 / 7
100.0%
−83
1 1 0 = = 1 =
–   Kurt 2710091997+32
−32
(−194)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−37
= 1
–   Heracles 0.6.161981+19
−19
(−210)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−210
1 0
–   Smash 1.0.31950+26
−26
(−241)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1

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Created in 2005-2013 by CCRL team
Last games added on October 12, 2019