CCRL 40/15
Downloads and Statistics
February 28, 2021
Testing summary:
Total: 1'220'774 games
played by 2'799 programs

White wins: 419'368 (34.4%)
Black wins: 308'512 (25.3%)
Draws: 492'894 (40.4%)
White score: 54.5%

Engine Details

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Bison 9.6 (2619+23
−23		)Quote
Author: Ivan Bonkin (Russia) Link: Download Page
This is one of the 5 Bison versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   MinkoChess 1.2 32-bit2780+14
−14		(+161)8.5 − 20.5
(+5−17=7)		29.3%
8.5 / 29
0.0%
+11
0 = 0 1 0 = = 1 = 0 0 0 0 0 0 0 0 = 0 1 1 0 0 0 = = 0 0 1
–   Texel 1.01 32-bit2764+28
−28		(+145)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
0.0%
−26
= 0 0 0 = 0 0 1 0 =
–   Ktulu 92752+12
−12		(+133)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Rodent 1.3 64-bit2740+28
−29		(+121)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
0.0%
−53
0 0 0 = 0 0 = 1 0 =
–   BugChess2 1.9 32-bit2733+21
−21		(+114)4 − 6
(+2−4=4)		40.0%
4.0 / 10
0.0%
+50
0 = 1 1 = 0 = 0 0 =
–   Twisted Logic 20090922 32-bit2730+19
−19		(+111)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−31
= 0
–   SmarThink 1.10 32-bit2718+19
−19		(+99)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
+39
= 0 = =
–   Ktulu 82706+9
−9		(+87)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+87
= =
–   Chessmaster 11 Archangel2702+19
−19		(+83)2 − 2
(+2−2=0)		50.0%
2.0 / 4
0.0%
+83
0 1 0 1
–   ProDeo 1.862701+30
−30		(+82)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
0.0%
+124
= 0 1 1 0 0 0 1 1 1
–   Rhetoric 1.2 64-bit2695+25
−25		(+76)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
−73
0 0 = = 0 0 1 1 0 0
–   Booot 4.15.02693+14
−14		(+74)1.5 − 4.5
(+1−4=1)		25.0%
1.5 / 6
0.0%
−116
= 0 1 0 0 0
–   Vajolet 2.482691+31
−31		(+72)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
−75
= 1 0 0 0 1 0 = 0 0
–   Rodent 1.2 64-bit2690+32
−32		(+71)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
−78
1 0 0 0 = = 0 0 0 1
–   Delfi 5.42689+12
−12		(+70)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
0.0%
+10
0 0 1 1 0 =
–   Atlas 3.60 64-bit2687+22
−23		(+68)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
0.0%
+95
0 = = 0 = = 1 1 1 =
–   Tornado 4.87a 32-bit2686+33
−33		(+67)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
0.1%
+99
1 = 1 0 0 1 = = 1 0
–   Bobcat 3.25 32-bit2684+31
−31		(+65)3.5 − 6.5
(+1−4=5)		35.0%
3.5 / 10
0.0%
−24
0 0 = = = = 0 1 0 =
–   Chess Tiger 20072682+12
−12		(+63)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−79
0 =
–   Tornado 4.82 32-bit2682+34
−35		(+63)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
0.2%
+31
= 1 0 1 = 0 0 = 1 0
–   Dirty 25Aug2011 32-bit2667+23
−23		(+48)6.5 − 9.5
(+4−7=5)		40.6%
6.5 / 16
0.2%
−18
0 1 0 = 0 = = 1 1 1 0 0 0 = 0 =
–   Gaviota 0.85.1 32-bit2664+33
−33		(+45)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
1.4%
+17
1 0 = = 1 0 = = = 0
–   ProDeo 1.872663+25
−25		(+44)5 − 5
(+4−4=2)		50.0%
5.0 / 10
0.6%
+38
0 = 1 1 0 1 0 = 1 0
–   CM10th Xperience2661+13
−13		(+42)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.1%
+184
= 1
–   Scorpio 1.912661+13
−14		(+42)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.1%
+184
= 1
–   Bobcat 2.75 32-bit2659+24
−24		(+40)3.5 − 6.5
(+2−5=3)		35.0%
3.5 / 10
1.0%
−63
0 = 0 1 = 1 0 = 0 0
–   Frenzee Dec07 32-bit2659+25
−24		(+40)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
1.0%
−42
1 0 0 =
–   BugChess2 1.6.4 32-bit2658+22
−22		(+39)0 − 1
(+0−1=0)		0.0%
0.0 / 1
1.0%
−INF
0
–   Dirty 23Mar2012 32-bit2655+32
−32		(+36)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
3.8%
0
1 = 0 1 = = 0 0 0 1
–   RedQueen 1.1.4 64-bit2653+28
−28		(+34)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
3.5%
+77
= 0 1 0 1 1 1 0 0 1
–   Djinn 1.010 64-bit2653+29
−29		(+34)4.5 − 4.5
(+1−1=7)		50.0%
4.5 / 9
3.7%
+30
1 = = = = = = = 0
–   Scorpio 2.1 32-bit2652+34
−34		(+33)2 − 2
(+1−1=2)		50.0%
2.0 / 4
5.9%
+33
= = 1 0
–   E.T. Chess 13.01.082650+13
−13		(+31)2 − 2
(+1−1=2)		50.0%
2.0 / 4
1.3%
+31
= = 1 0
–   Chronos 1.9.72640+20
−20		(+21)15.5 − 21.5
(+7−13=17)
41.9%
15.5 / 37
8.7%
−28
= = 1 = = 0 0 = = 0 = = 1 = 0 0 = 0 = = 0 = 1 = 0 = 0 0 1 1 0 1 = 0 = 0 1
–   ProDeo 1.742638+24
−24		(+19)1 − 1
(+1−1=0)		50.0%
1.0 / 2
13.7%
+19
0 1
–   Chess Tiger 152636+17
−17		(+17)5 − 5
(+3−3=4)		50.0%
5.0 / 10
12.4%
+21
= 1 = 0 0 1 0 = = 1
–   CM10th Warrior2636+24
−24		(+17)1 − 1
(+1−1=0)		50.0%
1.0 / 2
16.2%
+17
1 0
–   Alfil 12 MT2633+24
−24		(+14)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
21.1%
−17
0 = 0 1 1 0 = 0 = 1
–   CM9000 Assassin2631+23
−23		(+12)9 − 5
(+4−0=10)		64.3%
9.0 / 14
23.7%
+83
= 1 = = = 1 = 1 = = 1 = = =
–   Crafty 23.0 32-bit2630+29
−29		(+11)1.5 − 4.5
(+1−4=1)		25.0%
1.5 / 6
28.5%
−183
0 = 0 0 0 1
–   ProDeo 1.72629+33
−33		(+10)10 − 10
(+7−7=6)		50.0%
10.0 / 20
31.9%
+10
0 1 = = 0 1 1 1 0 = = = 1 1 0 0 = 1 0 0
–   WildCat 82629+13
−13		(+10)2 − 2
(+1−1=2)		50.0%
2.0 / 4
24.0%
+10
0 = = 1
–   Rotor 0.82628+17
−17		(+9)3 − 5
(+1−3=4)		37.5%
3.0 / 8
26.9%
−68
0 1 = = 0 = 0 =
–   Igel 1.1 64-bit2628+26
−26		(+9)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
31.0%
+151
1 =
–   BugChess2 1.6.3 32-bit2620+19
−19		(+1)3 − 2
(+2−1=2)		60.0%
3.0 / 5
47.9%
+77
= 0 1 1 =
–   Hamsters 0.7.12618+14
−14		(−1)4 − 2
(+3−1=2)		66.7%
4.0 / 6
54.2%
+112
= 1 1 = 0 1
–   Hamsters 0.72618+21
−21		(−1)2 − 2
(+1−1=2)		50.0%
2.0 / 4
53.9%
−1
= = 0 1
–   Arasan 14.1 32-bit2617+33
−33		(−2)1.5 − 1.5
(+1−1=1)		50.0%
1.5 / 3
55.0%
−17
= 1 0
–   Tornado 3.6.7 32-bit2615+32
−32		(−4)6 − 4
(+3−1=6)		60.0%
6.0 / 10
59.0%
+51
0 = = 1 = = 1 1 = =
–   Dirty 24Apr2011 32-bit2614+29
−29		(−5)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
61.9%
+35
1 = 0 0 1 = 1 = 0 1
–   Arasan 13.2 32-bit2608+32
−32		(−11)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
71.0%
+89
1 = 0 1 = 1 1 0 1 =
–   Alaric 0702b2606+26
−26		(−13)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
77.6%
−169
0 =
–   Alfil 8.1.12601+14
−14		(−18)3 − 3
(+2−2=2)		50.0%
3.0 / 6
90.9%
−10
= 0 = 0 1 1
–   Sloppy 0.2.2 32-bit2599+14
−14		(−20)3 − 1
(+2−0=2)		75.0%
3.0 / 4
93.0%
+137
= 1 = 1
–   The Baron 2.23 32-bit2595+17
−17		(−24)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
95.7%
+43
= = = 1
–   The Baron 1.8.12592+23
−23		(−27)17 − 15
(+14−12=6)
53.1%
17.0 / 32
95.4%
0
= 1 1 = 1 = 1 0 1 0 0 1 0 1 0 0 0 0 1 1 1 = 0 0 1 0 1 0 1 = 1 =
–   Chronos 1.9.62584+26
−26		(−35)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
97.6%
+47
1 = 0 1
–   Petir 4.9999992579+16
−15		(−40)2 − 2
(+1−1=2)		50.0%
2.0 / 4
99.8%
−29
= 0 = 1
–   Critter 0.40 32-bit2577+32
−32		(−42)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
98.4%
+114
1 =
–   Scorpio 2.2 32-bit2570+28
−28		(−49)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
99.6%
+73
= = 1 1 0 1 = 1
–   Rotor 0.52565+17
−17		(−54)15 − 15
(+8−8=14)
50.0%
15.0 / 30
100.0%
−52
= 0 0 = 0 0 = = = 1 1 1 = 0 1 1 1 = 1 = = 0 = = = = 0 0 = 1
–   AnMon 5.662530+21
−21		(−89)2 − 1
(+1−0=2)		66.7%
2.0 / 3
100.0%
−6
1 = =
–   DanaSah 4.242527+17
−17		(−92)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−32
= 1 = =
–   GarboChess 2.20 32-bit2523+17
−17		(−96)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+54
1 = = 1
–   Brutus 7.02b2515+19
−18		(−104)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
100.0%
−196
1 = 0 0
–   Arasan 11.3 32-bit2501+33
−34		(−118)1 − 3
(+1−3=0)		25.0%
1.0 / 4
100.0%
−352
0 1 0 0
–   Hermann 2.4 32-bit2501+23
−23		(−118)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+117
1 0 1 1
–   Cerebro 3.03d2481+17
−17		(−138)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+145
1 1 1 =
–   Matacz 1.42479+16
−16		(−140)7.5 − 2.5
(+7−2=1)		75.0%
7.5 / 10
100.0%
+70
1 1 0 0 1 1 1 = 1 1
–   Anatoli 0.35k2475+16
−16		(−144)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+139
1 = 1 1
–   BBChess 1.3b2474+23
−23		(−145)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−85
= = = 1
–   Pupsi2 0.072429+21
−21		(−190)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
−39
1 = 1 =
–   Amateur 2.822395+19
−19		(−224)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Dirty 0.99 OW52382+24
−24		(−237)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Cheese 1.32309+17
−17		(−310)25 − 7
(+21−3=8)
78.1%
25.0 / 32
100.0%
−101
1 1 = 1 = 1 1 = = 1 0 1 = 1 1 1 1 1 1 1 = 1 1 1 = 1 = 1 1 0 0 1
–   Anechka 0.082302+19
−19		(−317)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
−35
1 = 1 1 = 1 0 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 = 1 1 1 1 1 = = 1
635 games: 218 wins, 202 losses, 215 draws (33.9%), score: 51.3%

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Created in 2005-2013 by CCRL team
Last games added on February 28, 2021