CCRL Blitz
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 2'506'279 games
played by 2'984 programs

White wins: 963'662 (38.4%)
Black wins: 771'889 (30.8%)
Draws: 770'728 (30.8%)
White score: 53.8%

Engine Details

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Hedgehog 1.804 (1968+18
−18		)Quote
Author: Eugene Kotlov (Russia)
This is one of the 8 Hedgehog versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Leela Chess 0.7 w187 64-bit2234+22
−22		(+266)4.5 − 24.5
(+3−23=3)		15.5%
4.5 / 29
0.0%
−35
0 0 0 0 0 1 1 0 0 0 1 0 0 0 0 = 0 0 0 0 0 0 = = 0 0 0 0 0
–   Prophet3 20170909 64-bit2124+17
−17		(+156)8 − 21
(+5−18=6)		27.6%
8.0 / 29
0.0%
−12
= 0 0 0 1 = 1 1 = 0 = 0 0 0 0 0 0 1 = 0 0 0 1 0 = 0 0 0 0
–   GK 0.90 64-bit2109+11
−11		(+141)7.5 − 22.5
(+4−19=7)
25.0%
7.5 / 30
0.0%
−44
0 0 0 0 0 0 = 0 = 0 0 1 0 = 1 0 1 0 1 = = 0 0 0 0 0 = 0 = 0
–   Alf 1.09 64-bit2109+15
−15		(+141)10.5 − 17.5
(+7−14=7)		37.5%
10.5 / 28
0.0%
+52
0 1 0 = 0 0 1 0 0 0 0 1 1 = = 0 0 0 1 = 0 0 1 0 = = = 1
–   BikJump 2.01 64-bit2102+8
−8		(+134)9.5 − 20.5
(+8−19=3)
31.7%
9.5 / 30
0.0%
−14
0 = 1 0 1 0 1 0 = 0 0 = 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 0 0 1
–   Gunborg 1.35 64-bit2072+16
−16		(+104)9.5 − 20.5
(+6−17=7)
31.7%
9.5 / 30
0.0%
−25
0 0 0 1 0 0 1 = 0 0 0 0 0 0 = 0 1 = 1 = 1 1 0 = 0 0 0 = 0 =
–   Abbess 2018.02.072070+14
−14		(+102)9 − 23
(+6−20=6)
28.1%
9.0 / 32
0.0%
−64
0 0 1 0 0 0 0 0 = = 0 0 1 0 0 0 = 0 1 0 0 0 = 0 1 0 = 1 0 = 0 1
–   Monarch 1.72058+10
−10		(+90)16.5 − 15.5
(+13−12=7)
51.6%
16.5 / 32
0.0%
+102
0 1 0 0 1 0 1 = 1 1 = 0 0 0 = = 1 1 0 0 1 = 0 1 1 = 1 0 = 0 1 1
–   Matheus 2.32057+9
−9		(+89)12.5 − 18.5
(+8−14=9)
40.3%
12.5 / 31
0.0%
+25
0 0 = 1 = 1 0 1 = = = 0 = = 0 0 0 0 1 1 0 0 1 0 0 0 0 1 = = 1
–   ChessMind 0.822056+11
−11		(+88)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
0.0%
+125
1 0 = 1 1 1 0 = 0 0 1 1 = 1 = 0 0 1 1 0 = 1 = 1 1 0 0 1 = 1 0 0
–   Vice 1.0 64-bit2043+11
−11		(+75)11 − 21
(+8−18=6)
34.4%
11.0 / 32
0.0%
−40
1 0 = 0 0 1 0 1 0 0 0 0 0 1 = 0 0 1 = 0 = 0 0 = 0 1 0 1 0 0 1 =
–   Gerbil 0.2 64-bit2043+9
−9		(+75)15.5 − 16.5
(+12−13=7)
48.4%
15.5 / 32
0.0%
+62
0 1 1 1 0 1 = 0 0 0 = 1 1 0 1 1 1 1 = = 1 0 0 = 1 = 0 0 0 0 0 =
–   Jabba 1.0 64-bit2036+11
−11		(+68)11.5 − 20.5
(+10−19=3)
35.9%
11.5 / 32
0.0%
−47
1 1 0 0 0 0 1 1 0 = 0 = = 1 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 1 1
–   Abbess 2016.12.112036+16
−16		(+68)9.5 − 22.5
(+7−20=5)
29.7%
9.5 / 32
0.0%
−89
0 0 0 1 0 0 0 0 1 = = 0 0 0 0 1 0 0 0 1 0 = 0 0 0 = 0 = 1 0 1 1
–   Cinnamon 2.0 64-bit2021+12
−12		(+53)20 − 12
(+19−11=2)
62.5%
20.0 / 32
0.0%
+156
0 1 1 0 0 1 1 1 0 1 = 1 0 1 1 1 1 = 1 1 0 0 1 1 1 0 0 1 0 1 0 1
–   Bestia 0.902018+8
−8		(+50)14.5 − 17.5
(+14−17=1)
45.3%
14.5 / 32
0.0%
+9
0 0 1 0 1 0 1 1 0 0 1 0 1 1 1 1 = 0 1 0 0 0 1 1 0 1 0 0 1 0 0 0
–   Ecce 1.0 (rev. 508) 64-bit2016+12
−12		(+48)13.5 − 18.5
(+11−16=5)
42.2%
13.5 / 32
0.0%
−10
1 1 0 = 1 0 1 0 1 0 0 0 = = = 0 0 0 0 0 0 1 1 1 0 = 1 0 0 1 1 0
–   Little Wing 0.4.0 64-bit2015+18
−17		(+47)12 − 20
(+11−19=2)
37.5%
12.0 / 32
0.0%
−58
0 0 = 1 1 1 0 0 0 0 0 = 1 0 1 0 1 0 0 1 0 0 0 1 0 1 1 0 1 0 0 0
–   Embla 1.0.2 64-bit2011+26
−26		(+43)15.5 − 14.5
(+12−11=7)
51.7%
15.5 / 30
0.3%
+54
0 0 1 1 0 = = 1 1 0 0 0 = 0 1 1 0 = 1 1 0 1 1 0 = = 1 = 1 0
–   Oberon 0.042009+19
−19		(+41)9.5 − 20.5
(+6−17=7)
31.7%
9.5 / 30
0.1%
−94
0 0 = 0 = 1 0 = 0 0 1 1 = 0 = 0 = 0 0 0 0 0 = 0 1 0 1 0 1 0
–   Requiem 0.532008+12
−12		(+40)11.5 − 17.5
(+6−12=11)		39.7%
11.5 / 29
0.0%
−28
0 = 0 0 1 0 1 = = 0 0 0 1 = 0 1 = = = 1 1 = 0 = 0 0 0 = =
–   Ceibo 0.4 64-bit1994+13
−13		(+26)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
0.9%
−34
1 = 0 0 0 0 1 1 0 1 0 0 1 = = = 0 0 1 = 1 0 0 = 0 = 0 1 1 0 0 1
–   Plywood 1.7.31994+19
−19		(+26)7.5 − 22.5
(+6−21=3)
25.0%
7.5 / 30
2.3%
−183
0 0 0 1 0 1 0 0 0 0 0 0 0 1 0 = 1 1 0 0 = 0 0 = 0 0 0 0 0 1
–   Small Potato 0.6.11992+10
−10		(+24)10.5 − 20.5
(+9−19=3)
33.9%
10.5 / 31
1.0%
−106
0 1 0 0 1 0 0 0 0 = 0 0 0 0 1 0 0 0 1 1 0 1 = 0 0 = 1 0 1 0 1
–   Gullydeckel 2.16pl11992+10
−10		(+24)11.5 − 20.5
(+10−19=3)
35.9%
11.5 / 32
1.0%
−88
1 0 0 1 1 0 0 1 0 0 0 0 1 = 0 1 1 0 0 0 0 = 0 1 0 = 0 0 1 0 1 0
–   Embla 1.0.1 64-bit1987+17
−17		(+19)17.5 − 14.5
(+16−13=3)
54.7%
17.5 / 32
5.9%
+55
0 0 0 1 1 1 1 1 1 1 0 0 1 1 1 1 0 0 1 0 = 1 0 0 0 = 0 = 1 1 0 1
–   Armageddon 2.3081985+11
−11		(+17)34 − 28
(+30−24=8)
54.8%
34.0 / 62
5.1%
+53
0 1 1 1 1 1 0 0 = 0 0 0 0 0 0 0 1 0 0 1 = = 1 = 0 0 0 = 0 1 0 = 1 1 1 1 1 0 1 1 1 1 1 1 1 0 0 0 0 1 = 1 = 1 1 1 1 0 1 1 1 0
–   BigLion 2.23x1985+8
−8		(+17)37.5 − 24.5
(+30−17=15)
60.5%
37.5 / 62
4.2%
+91
1 1 0 1 1 0 1 = 1 1 = 0 1 1 = 0 1 = = 0 1 1 1 1 1 = 1 = 1 1 1 0 0 = 0 0 1 = 0 0 = 1 1 = 1 1 = 0 = 0 = 1 1 0 0 1 = 1 0 0 1 1
–   Elephant 1.061980+11
−11		(+12)16 − 14
(+12−10=8)
53.3%
16.0 / 30
12.5%
+35
1 1 1 1 0 0 1 = 1 1 = 0 0 0 1 1 = 0 1 0 0 = 1 0 1 0 = = = =
–   Faile 1.4.41980+9
−9		(+12)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
12.0%
−40
0 0 1 0 1 = 0 0 1 1 0 0 0 = = = 1 0 0 = 0 = 0 = 1 1 0 0 1 0 1 1
–   Zeta Dva 0305 64-bit1978+17
−17		(+10)17 − 13
(+14−10=6)
56.7%
17.0 / 30
20.1%
+57
= 0 0 1 1 0 1 1 1 1 1 0 0 1 1 = 0 1 0 = = 1 1 = 0 = 1 1 0 0
–   Leela Chess 0.5 w123 64-bit1960+32
−32		(−8)12.5 − 18.5
(+11−17=3)
40.3%
12.5 / 31
65.6%
−85
= 1 0 0 1 1 1 0 1 0 1 0 0 0 0 0 1 1 = 0 0 0 0 0 = 1 0 0 1 0 1
–   Eia 0.31955+17
−17		(−13)14.5 − 15.5
(+11−12=7)
48.3%
14.5 / 30
84.0%
−24
= 1 0 1 1 0 0 0 1 0 1 = = 0 1 = 0 1 1 0 1 1 = 0 0 = 1 0 0 =
–   Etude 0.1.21951+11
−11		(−17)13.5 − 17.5
(+9−13=9)
43.5%
13.5 / 31
93.9%
−65
= = = 0 = 1 = 0 0 0 1 = 1 = 0 1 = 1 1 0 0 = 0 0 1 0 0 1 0 1 0
–   MatMoi 7.15.0-cct 64-bit1891+16
−16		(−77)22 − 9
(+21−8=2)
71.0%
22.0 / 31
100.0%
+100
1 0 1 1 0 1 1 1 0 1 1 1 1 1 0 = = 1 0 1 1 1 0 1 1 1 1 0 1 0 1
1144 games: 389 wins, 553 losses, 202 draws (17.7%), score: 42.8%

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Created in 2005-2013 by CCRL team
Last games added on April 17, 2021