CCRL 40/15
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 1'244'261 games
played by 2'847 programs

White wins: 426'196 (34.3%)
Black wins: 313'011 (25.2%)
Draws: 505'054 (40.6%)
White score: 54.5%

Engine Details

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Myrddin 0.86 64-bit (2360+22
−22		)Quote
Author: John Merlino Link: Homepage
This is one of the 8 Myrddin versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   DanaSah 5.072570+17
−17		(+210)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−79
0 = 0 0
–   Capivara LK 0.09b02c 64-bit2556+21
−21		(+196)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
+45
0 0 = =
–   NirvanaChess 1.1 64-bit2549+26
−26		(+189)1 − 5
(+1−5=0)		16.7%
1.0 / 6
0.0%
−140
1 0 0 0 0 0
–   nanoSzachy 4.0 64-bit2545+18
−17		(+185)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−98
0 0 0 =
–   GreKo 12.0 64-bit2541+25
−25		(+181)1 − 5
(+0−4=2)		16.7%
1.0 / 6
0.0%
−50
= 0 0 = 0 0
–   Sjakk 2.1 64-bit2525+31
−31		(+165)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+8
0 =
–   Hakkapeliitta 1.0 64-bit2519+27
−27		(+159)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Cheese 1.5 64-bit2519+27
−27		(+159)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+159
1 = = 0
–   Crafty 20.14 32-bit2517+27
−27		(+157)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+249
= 1 0 1
–   GreKo 10.0 64-bit2517+32
−32		(+157)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
0.0%
+224
= = = 1
–   Arminius 2014-01-18 64-bit2503+24
−24		(+143)5 − 7
(+4−6=2)		41.7%
5.0 / 12
0.0%
+79
1 1 = 0 0 1 0 0 0 = 1 0
–   Pupsi2 0.092500+16
−16		(+140)5 − 5
(+4−4=2)		50.0%
5.0 / 10
0.0%
+140
= 1 0 0 0 1 1 = 1 0
–   Arasan 10.32498+23
−23		(+138)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+138
= = 1 0
–   Pepito 1.59.2 64-bit2495+17
−17		(+135)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
0.0%
+77
1 1 = 0 0 0
–   Ghost 2.0.2 64-bit2486+18
−18		(+126)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+43
= 0 0 1
–   Arasan 12.2 64-bit2479+37
−37		(+119)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Delphil 3.1 64-bit2477+26
−26		(+117)2.5 − 7.5
(+2−7=1)		25.0%
2.5 / 10
0.0%
−89
0 0 0 1 0 = 1 0 0 0
–   Pawny 0.3.1 64-bit2475+23
−23		(+115)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−42
= 0 = 0
–   Cheese 1.4 64-bit2470+20
−20		(+110)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−173
0 0 0 =
–   Murka 2 64-bit2460+24
−24		(+100)2 − 2
(+2−2=0)		50.0%
2.0 / 4
0.0%
+100
0 1 1 0
–   Dorky 4.3 64-bit2450+28
−28		(+90)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+90
= = 1 0
–   Betsabe II 1.472444+20
−20		(+84)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+226
1 =
–   Delphil 2.9g 64-bit2433+33
−33		(+73)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−152
0 1 0 0
–   Pedone 0.4 64-bit2427+29
−29		(+67)2.5 − 3.5
(+1−2=3)		41.7%
2.5 / 6
0.0%
+21
= = 0 0 1 =
–   Betsabe II 1.30 64-bit2426+23
−22		(+66)16 − 20
(+11−15=10)
44.4%
16.0 / 36
0.0%
+25
= 0 1 0 0 0 1 0 1 = = 0 0 1 = 1 1 1 = 0 1 1 0 0 0 = 0 0 = = = = 1 0 1 0
–   Ares 1.005 64-bit2419+18
−18		(+59)1.5 − 4.5
(+1−4=1)		25.0%
1.5 / 6
0.0%
−137
0 0 = 0 0 1
–   Ifrit m1.8 64-bit2413+17
−18		(+53)10 − 18
(+6−14=8)		35.7%
10.0 / 28
0.0%
−45
0 1 = 0 = 0 = 0 1 = 1 = 0 0 0 1 0 = 0 0 0 1 = 0 0 0 = 1
–   Shallow r688 64-bit2413+19
−19		(+53)10 − 12
(+6−8=8)		45.5%
10.0 / 22
0.0%
+23
= 1 0 = 0 1 0 = = 0 1 = 0 = 1 = = 1 0 1 0 0
–   Sjakk 2.0 64-bit2403+24
−24		(+43)7.5 − 14.5
(+3−10=9)		34.1%
7.5 / 22
0.4%
−57
= = 0 = 0 0 0 = 0 0 1 0 0 1 = = = = = 1 0 0
–   Simplex 0.9.8 64-bit2402+17
−17		(+42)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.1%
−247
0 0 0 =
–   RomiChess P3L 64-bit2401+23
−23		(+41)8 − 8
(+6−6=4)		50.0%
8.0 / 16
0.5%
+44
1 1 1 0 0 = 1 = = 0 1 0 0 = 1 0
–   Tigran 2.4n 64-bit2401+17
−17		(+41)8 − 12
(+5−9=6)		40.0%
8.0 / 20
0.1%
−29
= 0 0 1 = = 0 0 1 0 = = 1 1 0 = 0 0 1 0
–   Rhetoric 1.0 64-bit2400+33
−33		(+40)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
2.1%
+15
0 1 = 1 = 0 0 = = 1 0 =
–   Alex 2.14a 64-bit2394+18
−18		(+34)9 − 7
(+7−5=4)		56.3%
9.0 / 16
0.8%
+81
= 1 1 1 1 1 0 1 0 = 1 0 = 0 0 =
–   Waxman 20142391+20
−20		(+31)3 − 1
(+3−1=0)		75.0%
3.0 / 4
2.0%
+266
1 1 1 0
–   Sorgenkind 0.42389+14
−14		(+29)1 − 3
(+1−3=0)		25.0%
1.0 / 4
1.4%
−206
0 0 0 1
–   Betsabe II 1.28 64-bit2377+33
−33		(+17)1 − 1
(+1−1=0)		50.0%
1.0 / 2
19.8%
+17
0 1
–   Jazz 721 64-bit2377+19
−19		(+17)20 − 18
(+16−14=8)
52.6%
20.0 / 38
10.4%
+37
= 1 0 1 = 1 0 1 1 = 0 0 0 1 0 1 1 1 = 0 0 1 1 = 0 1 0 0 = = 1 0 0 = 1 1 1 0
–   OliThink 5.3.2 64-bit2374+18
−18		(+14)10 − 12
(+8−10=4)		45.5%
10.0 / 22
14.7%
−19
0 1 1 0 = 0 0 0 = 0 0 1 = 1 = 0 1 0 1 1 0 1
–   iCE 0.22372+19
−19		(+12)3.5 − 4.5
(+1−2=5)		43.8%
3.5 / 8
19.7%
−20
= = = 1 0 = 0 =
–   Tytan 9.32 64-bit2369+23
−23		(+9)1 − 1
(+1−1=0)		50.0%
1.0 / 2
27.7%
+9
1 0
–   Capivara LK 0.09a02c 64-bit2368+32
−32		(+8)4 − 4
(+1−1=6)		50.0%
4.0 / 8
32.9%
+12
1 0 = = = = = =
–   TJchess 1.1 64-bit2365+20
−20		(+5)17 − 15
(+13−11=8)
53.1%
17.0 / 32
35.7%
+30
= 0 0 1 1 0 = = 1 1 = 0 1 0 1 0 1 0 0 1 1 = 1 = 1 1 0 1 0 0 = =
–   Plisk 0.2.7d 64-bit2363+19
−19		(+3)1 − 1
(+0−0=2)		50.0%
1.0 / 2
40.2%
+3
= =
–   Ghost 2.0.12343+19
−19		(−17)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
86.8%
−174
0 =
–   Maverick 0.51 64-bit2342+22
−22		(−18)9.5 − 4.5
(+9−4=1)		67.9%
9.5 / 14
87.4%
+128
0 1 1 1 0 0 1 1 1 1 0 = 1 1
–   Aice 0.99.22340+17
−17		(−20)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
91.8%
−162
0 =
–   Gibbon 2.60a 64-bit2338+20
−20		(−22)3 − 1
(+3−1=0)		75.0%
3.0 / 4
92.3%
+205
1 1 1 0
–   EveAnn 1.712336+28
−28		(−24)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
90.5%
+146
1 = 1 = 1 0 1 1 1 =
–   Bagatur 1.3a 64-bit2327+19
−19		(−33)12.5 − 9.5
(+8−5=9)		56.8%
12.5 / 22
98.9%
+8
= = 1 0 0 = 1 1 = = = 1 0 = = 0 1 0 1 1 1 =
–   EveAnn 1.672320+30
−30		(−40)2 − 2
(+1−1=2)		50.0%
2.0 / 4
98.4%
−70
= 1 0 =
–   EveAnn 1.71a2319+21
−21		(−41)17 − 17
(+13−13=8)
50.0%
17.0 / 34
99.7%
−38
0 = 1 1 0 0 1 1 0 1 0 1 0 1 0 1 = = 0 1 0 1 = 1 = 0 0 0 = 1 0 1 = =
–   ECE 12.012319+22
−22		(−41)8 − 10
(+8−10=0)		44.4%
8.0 / 18
99.6%
−90
1 1 1 1 0 1 0 0 0 1 0 1 0 0 0 0 0 1
–   Capivara LK 0.09a02a 64-bit2315+31
−31		(−45)8 − 10
(+4−6=8)		44.4%
8.0 / 18
99.0%
−78
= = 0 = 0 1 = = 0 = 0 1 1 0 = = 0 1
–   Waxman 20132314+25
−25		(−46)3 − 3
(+2−2=2)		50.0%
3.0 / 6
99.7%
−46
0 = = 0 1 1
–   NoraGrace 1.0 64-bit2309+29
−29		(−51)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
99.7%
+67
1 = 1 1 = 1 0 =
–   Waxman 20112305+26
−26		(−55)3.5 − 5.5
(+3−5=1)		38.9%
3.5 / 9
99.9%
−162
0 0 1 0 1 1 = 0 0
–   Zeus 1.292304+20
−20		(−56)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−56
= =
–   Natwarlal 0.142299+19
−19		(−61)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Mediocre 0.52294+23
−23		(−66)12.5 − 7.5
(+7−2=11)		62.5%
12.5 / 20
100.0%
+4
1 1 = = 1 1 = 1 = = = = 1 = 0 = 0 = = 1
–   Matilde 2008 64-bit2291+21
−21		(−69)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−69
1 0
–   FireFly 2.7.0 64-bit2288+17
−17		(−72)4 − 4
(+3−3=2)		50.0%
4.0 / 8
100.0%
−78
1 0 0 1 0 = 1 =
–   Rhetoric Lite2285+35
−35		(−75)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
100.0%
−132
0 0 1 0 1 =
–   Butcher 1.64 64-bit2281+20
−20		(−79)12 − 12
(+6−6=12)		50.0%
12.0 / 24
100.0%
−75
= = 1 0 = 1 0 0 1 = = 0 = 0 = 1 1 = = 0 = = = 1
–   Orion 0.2 64-bit2280+21
−21		(−80)12 − 4
(+9−1=6)		75.0%
12.0 / 16
100.0%
+81
1 0 1 1 = 1 1 = 1 1 = = = 1 = 1
–   Gibbon 2.57a 64-bit2273+23
−23		(−87)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
−36
0 1 = 1 0 = = 1 = 1
–   Fischerle 0.9.60 64-bit2266+29
−29		(−94)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+188
1 1 = 1
–   Tigran 2.3 64-bit2262+34
−34		(−98)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
100.0%
−66
= 1 0 1 = 0 1 1 0 = = =
–   Protej 0.5.8c2257+19
−19		(−103)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−103
= =
–   Exacto 0.e 64-bit2252+18
−18		(−108)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   MadChess 1.4 64-bit2249+21
−21		(−111)9.5 − 6.5
(+7−4=5)		59.4%
9.5 / 16
100.0%
−45
0 = = = = 0 1 0 1 1 1 0 1 1 = 1
–   Mango Paola Ajedrez 4.12246+19
−19		(−114)4 − 2
(+3−1=2)		66.7%
4.0 / 6
100.0%
+4
1 1 = 1 = 0
–   Fischerle 0.9.50 64-bit2245+31
−31		(−115)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+41
1 =
–   Absolute Zero 2.4.0.0 64-bit2243+23
−23		(−117)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Buzz 0.08 64-bit2235+20
−20		(−125)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+32
= 1
–   Vajolet 1.62.12223+34
−34		(−137)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
−1
= 1 1 1 1 = 0 =
–   MadChess 1.3 64-bit2215+34
−34		(−145)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−2
1 =
–   ChessKISS 1.7 64-bit2210+20
−20		(−150)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−91
0 = 1 1
–   FireFly 2.5.13 64-bit2209+34
−34		(−151)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−92
0 1 = 1
–   Shallow 1.0 64-bit2186+32
−32		(−174)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−143
1 = = 0
–   Maverick 0.2 64-bit2143+30
−30		(−217)10 − 0
(+10−0=0)		100.0%
10.0 / 10
100.0%
+INF
1 1 1 1 1 1 1 1 1 1
743 games: 256 wins, 265 losses, 222 draws (29.9%), score: 49.4%

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Created in 2005-2013 by CCRL team
Last games added on May 15, 2021