CCRL 40/4
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 1'579'577 games
played by 1'866 programs
21113 CPU days (X2 4600+)

White wins: 617'996 (39.1%)
Black wins: 503'684 (31.9%)
Draws: 457'897 (29.0%)
White score: 53.6%

Engine Details

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ReBorn Mainsworthy 1.30 (619+455
−447
)Quote
Author: Mark Ainsworth (Great Britain) Link: WBEC
This is the only Mainsworthy version we tested.
OpponentEloDiffResultsScoreLOSPerf
–   Cmcchess 2.271122+22
−23
(+503)0 − 9
(+0−9=0)
0.0%
0.0 / 9
0.0%
−INF
0 0 0 0 0 0 0 0 0
–   Usurpator II1115+22
−22
(+496)1 − 25
(+1−25=0)
3.8%
1.0 / 26
0.0%
−87
0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
–   Dreamer876+197
−190
(+257)1.5 − 10.5
(+1−10=1)
12.5%
1.5 / 12
0.0%
−75
0 0 = 0 0 1 0 0 0 0 0 0
–   Hippocampe 0.4.1826+246
−240
(+207)1 − 8
(+0−7=2)
11.1%
1.0 / 9
0.0%
−98
0 0 0 0 = = 0 0 0
–   Pyotr 0.6 AM769+302
−296
(+150)1.5 − 7.5
(+0−6=3)
16.7%
1.5 / 9
0.0%
−87
0 0 = = 0 0 0 = 0
–   Chess4j 0.1725+346
−341
(+106)3 − 4
(+1−2=4)
42.9%
3.0 / 7
0.0%
+63
0 = = = 1 = 0
–   EasyPeasy 1.0.0.0629+442
−437
(+10)2 − 1
(+2−1=0)
66.7%
2.0 / 3
36.3%
+165
0 1 1
–   MicroChess 1976570+503
−496
(−49)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
93.5%
−18
=
–   NEG 0.3d532+539
−533
(−87)7.5 − 8.5
(+4−5=7)
46.9%
7.5 / 16
99.9%
−89
0 0 = 1 = = 0 1 = 0 1 0 = 1 = =
–   Ram 2.0516+555
−550
(−103)27 − 15
(+16−4=22)
64.3%
27.0 / 42
100.0%
−26
1 1 = 0 = = = 1 = 1 0 1 0 = = 1 = = = 1 1 = = 1 = = 1 = = = 1 = = 1 0 1 1 1 = = 1 =
–   LaMoSca 0.10482+589
−584
(−137)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+21
1 = = 1 1 1 = =
–   CPP1417+654
−648
(−202)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+154
1 1 1 1 = 1
–   ACE 0.1315+756
−751
(−304)16 − 1
(+15−0=2)
94.1%
16.0 / 17
100.0%
+115
1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 =
–   POS 1.20281+790
−784
(−338)11 − 0
(+11−0=0)
100.0%
11.0 / 11
100.0%
+INF
1 1 1 1 1 1 1 1 1 1 1
–   Brutus RND207+864
−859
(−412)36.5 − 0.5
(+36−0=1)
98.6%
36.5 / 37
100.0%
+212
1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
ReBorn Mainsworthy 1.30
played with current
participants of this list
Represented by

Created in 2005-2013 by CCRL team
Last games added on November 18, 2017