CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Willow 2.7 64-bit (2684+20
−20		)Quote
Author: Adam Kulju Link: Homepage
This is one of the 7 Willow versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Deep Junior 11.2 32-bit2832+17
−17		(+148)6 − 18
(+3−15=6)		25.0%
6.0 / 24
0.0%
−50
–   Polaris 1.6.1 64-bit2825+18
−18		(+141)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
0.0%
+218
–   Glaurung 2.1 32-bit2775+15
−15		(+91)8 − 16
(+4−12=8)		33.3%
8.0 / 24
0.0%
−34
–   Apotheosis 4.0.1 64-bit2772+12
−12		(+88)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−146
–   Colossus 2022a 64-bit2762+11
−11		(+78)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−88
–   Vengeance 2.0.0 64-bit2759+20
−20		(+75)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.0%
+75
–   Odonata 0.6.2 64-bit2757+13
−13		(+73)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
+1
–   Nawito 22.07 64-bit2755+10
−10		(+71)2 − 2
(+2−2=0)		50.0%
2.0 / 4
0.0%
+71
–   Arasan 16.1 64-bit2742+24
−24		(+58)11 − 13
(+8−10=6)		45.8%
11.0 / 24
0.0%
+28
–   Jonny 4.002734+8
−8		(+50)13.5 − 10.5
(+9−6=9)		56.3%
13.5 / 24
0.0%
+96
–   KnightX 3.7b 64-bit2726+18
−18		(+42)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.1%
−124
–   Shield 2.1 64-bit2713+9
−9		(+29)14 − 10
(+12−8=4)		58.3%
14.0 / 24
0.4%
+108
–   Mess 0.2.0 64-bit2711+19
−19		(+27)3 − 1
(+2−0=2)		75.0%
3.0 / 4
2.6%
+193
–   Seawall 20230316 64-bit2696+17
−17		(+12)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
18.3%
−26
–   Blunder 8.5.5 64-bit2695+11
−11		(+11)2 − 2
(+1−1=2)		50.0%
2.0 / 4
16.7%
+22
–   Lozza 2.5 64-bit2695+13
−13		(+11)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
17.3%
+88
–   Peacekeeper 1.40 64-bit2694+19
−19		(+10)3 − 1
(+2−0=2)		75.0%
3.0 / 4
22.5%
+172
–   4ku 2.0 64-bit2694+18
−18		(+10)2 − 2
(+1−1=2)		50.0%
2.0 / 4
23.0%
+10
–   Chessmaster 11 Toxic2684+16
−16		(0)10 − 14
(+8−12=4)		41.7%
10.0 / 24
50.2%
−73
–   Vengeance 1.2.2 64-bit2683+21
−21		(−1)17 − 13
(+9−5=16)
56.7%
17.0 / 30
50.7%
+42
–   Fridolin 3.10 64-bit2681+10
−10		(−3)8.5 − 15.5
(+4−11=9)		35.4%
8.5 / 24
59.0%
−111
–   Polaris 1.5.0 64-bit2677+22
−22		(−7)9 − 11
(+6−8=6)		45.0%
9.0 / 20
66.5%
−49
–   Supernova 2.4 64-bit2677+11
−11		(−7)3 − 1
(+3−1=0)		75.0%
3.0 / 4
71.0%
+244
–   BugChess2 1.6.4 64-bit2653+25
−25		(−31)14 − 10
(+9−5=10)		58.3%
14.0 / 24
97.5%
+32
–   Scorpio 1.842650+24
−24		(−34)13 − 11
(+9−7=8)		54.2%
13.0 / 24
98.6%
+4
–   Zevra 2.5 64-bit2649+10
−10		(−35)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
99.9%
−129
–   RookieMonster 1.9.9 64-bit2639+14
−14		(−45)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−44
–   Bobcat 20110414 64-bit2638+25
−25		(−46)13 − 11
(+7−5=12)		54.2%
13.0 / 24
99.8%
−16
–   Ethereal 8.02 64-bit2636+22
−22		(−48)10 − 14
(+6−10=8)		41.7%
10.0 / 24
99.9%
−115
–   Gaviota 0.84 64-bit2633+23
−23		(−51)13 − 11
(+8−6=10)		54.2%
13.0 / 24
100.0%
−15
–   Polaris 1.4.1 64-bit2632+18
−18		(−52)14 − 10
(+9−5=10)		58.3%
14.0 / 24
100.0%
+11
–   ProDeo 1.72624+25
−25		(−60)14 − 10
(+12−8=4)		58.3%
14.0 / 24
100.0%
+17
–   Cheers 0.2.2 64-bit2621+14
−14		(−63)18 − 14
(+13−9=10)
56.3%
18.0 / 32
100.0%
−12
–   Betsabe II 2023 64-bit2614+13
−13		(−70)17 − 11
(+16−10=2)		60.7%
17.0 / 28
100.0%
+31
–   Andscacs 0.62u 64-bit2600+24
−24		(−84)15.5 − 8.5
(+12−5=7)		64.6%
15.5 / 24
100.0%
+31
–   Peacekeeper 1.30 64-bit2593+19
−19		(−91)16.5 − 7.5
(+11−2=11)		68.8%
16.5 / 24
100.0%
+36
–   Raven 1.30 64-bit2593+11
−11		(−91)14.5 − 9.5
(+12−7=5)		60.4%
14.5 / 24
100.0%
−3
–   Myrddin 0.89 64-bit2586+14
−14		(−98)14.5 − 9.5
(+9−4=11)		60.4%
14.5 / 24
100.0%
−23
–   Glass 1.9 64-bit2584+25
−25		(−100)13.5 − 10.5
(+9−6=9)		56.3%
13.5 / 24
100.0%
−55
634 games: 223 wins, 195 losses, 216 draws (34.1%), score: 52.2%

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Created in 2005-2013 by CCRL team
Last games added on November 16, 2024