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 03.2016 64-bit#325‑327  (2215+18
−18		)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
–   CyberPagno 3.0 64-bit2514+14
−14		(+299)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Counter 1.99 64-bit2464+32
−32		(+249)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
+22
0 0 1 0
–   Bumblebee 1.0.36898e1 64-bit2448+19
−19		(+233)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Shallow r694 64-bit2443+18
−17		(+228)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−55
0 0 0 =
–   Jumbo 0.4.34 64-bit2421+25
−25		(+206)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+123
1 = 0 0
–   Ares 1.005.2 64-bit2412+18
−17		(+197)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
+54
0 = 0 =
–   Orion 0.3.0 64-bit2388+19
−19		(+173)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+90
1 = 0 0
–   Zevra 2.1.1 r216 64-bit2381+17
−17		(+166)1.5 − 4.5
(+0−3=3)		25.0%
1.5 / 6
0.0%
+18
0 0 = 0 = =
–   Waxman 20162379+23
−23		(+164)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−125
= 0 0 0
–   MadChess 2.0 64-bit2370+22
−22		(+155)3.5 − 10.5
(+2−9=3)		25.0%
3.5 / 14
0.0%
−31
1 0 0 0 = 0 1 0 = 0 0 0 = 0
–   Waxman 20152357+24
−25		(+142)1.5 − 12.5
(+0−11=3)		10.7%
1.5 / 14
0.0%
−173
0 0 0 = = 0 0 0 = 0 0 0 0 0
–   CyberPagno 2.3 64-bit2344+27
−27		(+129)0.5 − 9.5
(+0−9=1)		5.0%
0.5 / 10
0.0%
−319
0 0 0 0 = 0 0 0 0 0
–   Jumbo 0.4.17 64-bit2343+28
−28		(+128)3 − 7
(+0−4=6)		30.0%
3.0 / 10
0.0%
+16
= 0 0 = 0 0 = = = =
–   Bagatur 1.4c 64-bit2337+34
−34		(+122)1.5 − 8.5
(+1−8=1)		15.0%
1.5 / 10
0.0%
−184
0 0 = 0 0 0 1 0 0 0
–   Butcher 1.61 64-bit2335+30
−30		(+120)1.5 − 8.5
(+0−7=3)		15.0%
1.5 / 10
0.0%
−132
= 0 = 0 0 0 0 = 0 0
–   FireFly 2.7.2 64-bit2329+16
−16		(+114)2 − 4
(+2−4=0)		33.3%
2.0 / 6
0.0%
−40
1 0 1 0 0 0
–   EveAnn 1.722320+16
−16		(+105)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−52
= 0
–   Isa 2.0.61 64-bit2320+30
−30		(+105)3.5 − 2.5
(+3−2=1)		58.3%
3.5 / 6
0.0%
+162
0 1 1 = 0 1
–   Gibbon 2.69a 64-bit2320+18
−18		(+105)4 − 12
(+2−10=4)		25.0%
4.0 / 16
0.0%
−74
0 = 0 0 0 1 = 1 0 = 0 0 0 0 0 =
–   Capivara LK 0.09a02a 64-bit2315+31
−31		(+100)2.5 − 7.5
(+2−7=1)		25.0%
2.5 / 10
0.0%
−103
0 0 0 0 0 0 1 0 1 =
–   Nemeton 1.22310+26
−26		(+95)5 − 5
(+4−4=2)		50.0%
5.0 / 10
0.0%
+95
= 0 1 1 0 = 0 1 1 0
–   Joker 1.1.142302+19
−19		(+87)2 − 0
(+2−0=0)		100.0%
2.0 / 2
0.0%
+INF
1 1
–   Fischerle 0.9.80 SE 64-bit2301+20
−20		(+86)3.5 − 5.5
(+2−4=3)		38.9%
3.5 / 9
0.0%
+5
0 = 1 = = 0 1 0 0
–   Schooner 1.5 64-bit2300+24
−25		(+85)11 − 7
(+10−6=2)		61.1%
11.0 / 18
0.0%
+176
0 1 0 0 1 1 1 0 0 = = 0 1 1 1 1 1 1
–   Absolute Zero 2.4.7.2 64-bit2297+15
−15		(+82)11 − 15
(+7−11=8)		42.3%
11.0 / 26
0.0%
+29
= = 0 = = 1 0 0 0 0 1 1 0 = 1 0 0 1 = = 0 1 1 0 0 =
–   Fischerle 0.9.70 SE 64-bit2296+24
−24		(+81)2.5 − 5.5
(+0−3=5)		31.3%
2.5 / 8
0.0%
−23
= = 0 = = = 0 0
–   FireFly 2.7.0 64-bit2288+17
−17		(+73)3 − 3
(+3−3=0)		50.0%
3.0 / 6
0.0%
+73
1 0 0 1 1 0
–   Bearded N44.2 64-bit2287+27
−27		(+72)6.5 − 11.5
(+4−9=5)		36.1%
6.5 / 18
0.0%
−25
0 0 0 = = 0 0 0 0 1 1 1 1 0 = 0 = =
–   Galjoen 0.38 64-bit2284+23
−23		(+69)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
0.0%
+114
= 1 0 = 1 =
–   Kingfisher 1.0 64-bit2281+29
−29		(+66)5 − 5
(+2−2=6)		50.0%
5.0 / 10
0.0%
+66
1 = = = = = 0 0 = 1
–   Jumbo 0.4.0 64-bit2278+34
−34		(+63)3 − 3
(+2−2=2)		50.0%
3.0 / 6
0.1%
+63
0 = = 1 0 1
–   Barbarossa 0.5.0 64-bit2277+19
−19		(+62)11 − 29
(+8−26=6)
27.5%
11.0 / 40
0.0%
−116
0 0 0 0 0 1 1 = 0 0 0 0 0 0 0 0 1 0 0 0 0 = 0 = 1 0 0 1 0 0 0 = 1 1 = 0 0 1 = 0
–   Isa 2.0.48 64-bit2271+30
−30		(+56)5.5 − 6.5
(+2−3=7)		45.8%
5.5 / 12
0.1%
+31
0 = = 1 0 = 0 = = 1 = =
–   Zevra 1.8.6 r672 64-bit2270+21
−21		(+55)11 − 21
(+9−19=4)
34.4%
11.0 / 32
0.0%
−65
0 0 0 1 0 0 0 0 0 0 = 0 1 0 = 1 0 1 = 0 0 1 1 0 0 1 1 0 0 0 = 1
–   Absolute Zero 2.4.4.0 64-bit2270+33
−33		(+55)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.2%
−87
0 0 = =
–   Isa 2.0.45 64-bit2261+28
−28		(+46)9 − 9
(+6−6=6)		50.0%
9.0 / 18
0.3%
+46
1 = 0 1 = 1 1 0 = 1 = = 0 = 0 1 0 0
–   Protej 0.5.8c2257+19
−19		(+42)2 − 4
(+2−4=0)		33.3%
2.0 / 6
0.1%
−108
0 1 0 1 0 0
–   Lozza 1.14a 64-bit2247+28
−29		(+32)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
3.1%
0
0 = = = 1 1 0 1 0 0
–   Mango Paola Ajedrez 4.12246+19
−19		(+31)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
1.0%
+188
= 1
–   Zevra 1.8.4 r650 64-bit2236+26
−26		(+21)5 − 3
(+4−2=2)		62.5%
5.0 / 8
9.7%
+116
1 1 = 0 1 1 = 0
–   RamJet 0.132235+19
−19		(+20)12.5 − 10.5
(+8−6=9)		54.3%
12.5 / 23
6.2%
+45
0 1 1 1 = = 0 = = 0 1 1 = 1 1 0 = = 0 = = 0 1
–   Isa 1.9.68 64-bit2229+30
−30		(+14)7.5 − 6.5
(+5−4=5)		53.6%
7.5 / 14
21.6%
+39
= 0 1 0 = 0 0 = 1 1 1 = = 1
–   Tiny Chess 1.46 64-bit2225+19
−19		(+10)9.5 − 12.5
(+7−10=5)		43.2%
9.5 / 22
22.7%
−38
1 0 0 0 0 = = 0 0 1 = 1 = 0 0 = 1 1 1 1 0 0
–   Robocide 20170718 64-bit2221+17
−17		(+6)5 − 3
(+4−2=2)		62.5%
5.0 / 8
31.9%
+93
0 1 0 1 = 1 = 1
–   Uralochka 1.1b2219+18
−18		(+4)4.5 − 5.5
(+4−5=1)		45.0%
4.5 / 10
39.2%
−33
0 0 0 0 1 1 0 = 1 1
–   CT800 1.12 64-bit2217+22
−22		(+2)2 − 0
(+2−0=0)		100.0%
2.0 / 2
44.8%
+INF
1 1
–   Joker2 0.7.7 64-bit2215+20
−20		(0)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
49.6%
+82
1 = 1 0
–   ChessKISS 1.7c 64-bit2215+19
−19		(0)10.5 − 7.5
(+8−5=5)		58.3%
10.5 / 18
51.4%
+58
1 = = 0 0 = 0 0 1 = 1 1 1 0 1 1 1 =
–   Neurosis 2.32213+24
−24		(−2)4 − 6
(+3−5=2)		40.0%
4.0 / 10
55.3%
−69
1 0 1 0 0 0 1 = 0 =
–   Weini 0.0.24 64-bit2213+21
−21		(−2)15.5 − 16.5
(+14−15=3)
48.4%
15.5 / 32
54.8%
−15
1 0 1 1 1 0 0 0 1 1 0 1 0 0 1 1 0 0 0 0 1 0 = 1 0 = 1 0 0 1 1 =
–   ChessKISS 1.7 64-bit2210+20
−20		(−5)5 − 5
(+4−4=2)		50.0%
5.0 / 10
64.5%
−5
1 1 1 0 = = 0 0 1 0
–   Napoleon 1.6.0b 64-bit2208+31
−31		(−7)10.5 − 9.5
(+7−6=7)		52.5%
10.5 / 20
65.1%
+10
1 1 0 1 = 1 0 = = 1 0 = = 0 = 0 1 = 0 1
–   Latista (Sinobyl) 1.52207+22
−22		(−8)6 − 4
(+5−3=2)		60.0%
6.0 / 10
71.6%
+61
0 1 1 0 = 1 1 0 = 1
–   Baislicka 1.0 64-bit2205+19
−19		(−10)11.5 − 6.5
(+10−5=3)		63.9%
11.5 / 18
76.5%
+95
0 1 = 0 1 1 1 0 1 1 0 0 1 = = 1 1 1
–   Dorpsgek Dillinger 64-bit2195+18
−18		(−20)8 − 12
(+6−10=4)		40.0%
8.0 / 20
94.3%
−94
= 0 0 1 1 0 0 = = 1 0 0 0 = 1 0 0 0 1 1
–   NG-Play 9.85 64-bit2192+29
−29		(−23)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
90.9%
+81
1 1 1 = = 1 0 0 1 =
–   NG-Play 9.87 64-bit2191+20
−20		(−24)14 − 12
(+10−8=8)		53.8%
14.0 / 26
96.5%
+3
0 1 1 = = 1 0 = = 1 = 1 0 1 = 1 = 0 0 0 0 0 1 1 1 =
–   GopherCheck 0.2.3 64-bit2190+18
−18		(−25)12 − 12
(+8−8=8)		50.0%
12.0 / 24
97.6%
−21
1 0 1 = 1 = = 0 1 0 1 1 = 0 = 0 0 1 0 = = = 0 1
–   Zevra 1.8.2 r612 64-bit2189+28
−28		(−26)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
93.4%
+69
= 0 1 1
–   FireFly 2.5.13 32-bit2189+34
−34		(−26)5 − 5
(+5−5=0)		50.0%
5.0 / 10
90.9%
−26
0 1 1 0 1 0 1 1 0 0
–   Amundsen 0.65.12188+34
−34		(−27)7 − 3
(+5−1=4)		70.0%
7.0 / 10
91.3%
+98
0 = = 1 1 1 = 1 = 1
–   Isa 1.9.63 64-bit2185+26
−26		(−30)8.5 − 5.5
(+7−4=3)		60.7%
8.5 / 14
96.6%
+49
1 0 0 = 1 0 0 1 = 1 1 1 = 1
–   NG-Play 9.87b 64-bit2183+36
−37		(−32)2.5 − 3.5
(+1−2=3)		41.7%
2.5 / 6
94.2%
−84
= = = 1 0 0
–   BlackBishop 0.472182+34
−34		(−33)3 − 7
(+2−6=2)		30.0%
3.0 / 10
95.4%
−176
0 = 0 0 0 0 = 1 1 0
–   Soldat III 0.187 64-bit2178+21
−21		(−37)9 − 9
(+6−6=6)		50.0%
9.0 / 18
99.6%
−37
1 0 1 = 0 1 1 0 = = = = 0 1 0 0 = 1
–   CT800 1.20 64-bit2175+29
−29		(−40)6.5 − 1.5
(+6−1=1)		81.3%
6.5 / 8
98.9%
+220
1 0 1 1 1 = 1 1
–   Isa 1.9.51 64-bit2173+27
−27		(−42)12.5 − 5.5
(+10−3=5)		69.4%
12.5 / 18
99.4%
+93
0 = 0 1 0 1 = = 1 = 1 1 = 1 1 1 1 1
–   NG-Play 9.86 64-bit2171+22
−23		(−44)4.5 − 7.5
(+3−6=3)		37.5%
4.5 / 12
99.9%
−134
0 1 0 0 0 0 1 1 = = = 0
–   Clever Girl r185 64-bit2171+22
−22		(−44)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
99.9%
+98
1 =
–   RamJet 0.142170+18
−18		(−45)4 − 4
(+3−3=2)		50.0%
4.0 / 8
100.0%
−38
1 1 = = 0 0 0 1
–   Kurt 0.9.2.2 64-bit2166+21
−21		(−49)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
100.0%
−6
1 0 1 0 1 0 0 1 1 =
–   Chesley r323 64-bit2163+22
−22		(−52)6 − 4
(+6−4=0)		60.0%
6.0 / 10
100.0%
+36
1 1 1 1 0 0 1 1 0 0
–   Dorpsgek Cosmopolitan 2 64-bit2153+28
−28		(−62)14.5 − 11.5
(+12−9=5)		55.8%
14.5 / 26
100.0%
−18
1 0 0 1 0 0 = = 0 1 1 1 1 0 0 = 0 1 1 1 = 1 1 0 1 =
–   Blitzkrieg rev337 64-bit2142+19
−19		(−73)22.5 − 11.5
(+17−6=11)
66.2%
22.5 / 34
100.0%
+37
1 = 0 0 = 1 1 1 1 1 1 = 1 = 0 0 = 1 1 = = 1 = 0 = = 1 1 1 1 = 1 1 0
–   K2 0.43f2140+33
−33		(−75)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
100.0%
+98
= 1 = 1 1 1 1 = 0 1
–   Napoleon 1.7 64-bit2135+21
−21		(−80)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+5
1 0 1 =
–   Barbarossa 0.4.0 64-bit2134+17
−17		(−81)17.5 − 8.5
(+15−6=5)		67.3%
17.5 / 26
100.0%
+51
0 0 = 1 = 1 1 1 1 0 1 1 0 0 1 1 1 1 1 0 1 1 = = = 1
–   Prophet3 20180811 64-bit2130+18
−18		(−85)20 − 10
(+17−7=6)
66.7%
20.0 / 30
100.0%
+39
1 = 0 1 1 1 = 1 1 0 = 1 = 1 0 1 = 1 0 = 1 1 1 1 0 1 0 1 0 1
–   Tunguska 1.0 64-bit2130+20
−20		(−85)8 − 2
(+7−1=2)		80.0%
8.0 / 10
100.0%
+145
1 1 0 1 = 1 1 1 = 1
–   Myrddin 0.84 32-bit2112+30
−30		(−103)4 − 6
(+3−5=2)		40.0%
4.0 / 10
100.0%
−171
0 = 1 1 1 = 0 0 0 0
–   Embla 1.0.2 64-bit2111+25
−26		(−104)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−104
1 0
–   Clarabit 1.00 64-bit2106+20
−20		(−109)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
−7
= 0 1 1 1 = = 1 0 1
–   Prophet3 20170909 64-bit2101+29
−29		(−114)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   BigLion 2.23w2078+21
−21		(−137)10 − 4
(+8−2=4)		71.4%
10.0 / 14
100.0%
+16
= 1 1 1 1 1 1 = 0 = 0 = 1 1
–   Galjoen 0.36 64-bit2074+28
−28		(−141)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
100.0%
−61
1 0 = = 1 1 = 0 = 1 1 =
–   Little Wing 0.5.0 64-bit2070+21
−21		(−145)23 − 17
(+21−15=4)
57.5%
23.0 / 40
100.0%
−83
= 0 0 = = 1 1 0 1 1 0 1 1 1 1 0 1 1 0 0 1 1 0 1 0 1 0 1 1 1 1 0 0 1 1 0 = 0 0 1
–   Soldat III 0.178 64-bit2070+22
−22		(−145)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−2
1 =
–   BigLion 2.23x2067+12
−12		(−148)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
−46
= 1 1 0 1 1 0 1 = =
–   Zeta Dva 0301 64-bit2056+28
−28		(−159)8.5 − 1.5
(+8−1=1)		85.0%
8.5 / 10
100.0%
+145
1 1 1 1 1 1 = 1 1 0
–   Ecce 1.0 (rev. 508) 64-bit2050+21
−21		(−165)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−7
1 =
–   Cinnamon 2.0 64-bit2036+21
−21		(−179)17.5 − 8.5
(+14−5=7)		67.3%
17.5 / 26
100.0%
−57
1 1 1 0 0 0 1 1 = 0 0 1 1 1 1 1 = = 1 1 1 = = = = 1
–   Abbess 2018.02.072033+22
−21		(−182)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Wuttang r2 64-bit2026+18
−18		(−189)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−46
= 1
–   Abbess 2016.12.112019+27
−27		(−196)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Smash 1.0.3 64-bit2006+27
−27		(−209)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Zeta Dva 0303 64-bit1956+38
−39		(−259)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
1110 games: 423 wins, 420 losses, 267 draws (24.1%), score: 50.1%

Rating changes by day

Rating changes with played games

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