A variant where the queen is also capable of moving like a knight.
White to play and mate in 7.
[d]1r1R4/QP3k1p/4bp2/8/2q1p3/8/PPP3PP/5R1K w - - 9 34
Download the winboard engine here.
https://sites.google.com/site/deuterium ... les/amazon
Matibay an amazon chess variant engine
Moderators: hgm, Rebel, chrisw
-
- Posts: 4833
- Joined: Sun Aug 10, 2008 3:15 pm
- Location: Philippines
-
- Posts: 5
- Joined: Fri Jan 08, 2021 9:19 am
- Full name: David Jiménez
Re: Matibay an amazon chess variant engine
I just run a tournament to benchmark the available engines for this variant.
Match Fairy-SF 11.2 (23/09/2020) vs vs latest Fairy-SF dev vs SjaakII 1.4.1 vs Matibay v1.1
Variant: Amazon Chess
Tournament: Round-Robin
Binaries: Fairy-SF 11.2, Fairy-SF dev 070121, SjaakII 1.4.1, Matibay v1.1 64bit
Engine Options: 1 thread, 2048 hash, no ponder
Hardware: i7-9750H
Time control: 30+0,3s
Book: Amazon.epd
Tablebases: None
Adjudication: Resign if >1500cp for more than 5 moves
Software: Cutechess
Comments: No perceivable difference since the latest Fairy-SF release. 750 elo above Ferdinand's "Matibay v1.1".
Results:
ORDO:
Further details and other variants testing:
https://docs.google.com/spreadsheets/d/ ... sp=sharing
Match Fairy-SF 11.2 (23/09/2020) vs vs latest Fairy-SF dev vs SjaakII 1.4.1 vs Matibay v1.1
Variant: Amazon Chess
Tournament: Round-Robin
Binaries: Fairy-SF 11.2, Fairy-SF dev 070121, SjaakII 1.4.1, Matibay v1.1 64bit
Engine Options: 1 thread, 2048 hash, no ponder
Hardware: i7-9750H
Time control: 30+0,3s
Book: Amazon.epd
Tablebases: None
Adjudication: Resign if >1500cp for more than 5 moves
Software: Cutechess
Comments: No perceivable difference since the latest Fairy-SF release. 750 elo above Ferdinand's "Matibay v1.1".
Results:
Code: Select all
Rank Name Elo +/- Games Wins Losses Draws Points Score Draw White Black
1 Fairy-SF 11.2 Release (230920) - Classical Eval 284 41 300 217 15 68 251.0 83.7% 22.7% 83.0% 84.3%
2 Fairy-SF 070121 - Classical Eval 265 40 300 211 18 71 246.5 82.2% 23.7% 82.0% 82.3%
3 Matibay v1.1 64bit -114 41 300 101 196 3 102.5 34.2% 1.0% 34.0% 34.3%
4 SjaakII (check variant) -inf nan 300 0 300 0 0.0 0.0% 0.0% 0.0% 0.0%
600 of 600 games finished.
Code: Select all
# PLAYER : RATING POINTS PLAYED (%)
1 Fairy-SF 11.2 Release (230920) - Classical Eval : 773.8 251.0 300 84
2 Fairy-SF 070121 - Classical Eval : 758.4 246.5 300 82
3 Matibay v1.1 64bit : 0.0 102.5 300 34
4 SjaakII (check variant) < : -997.1 0.0 300 0
White advantage = -9.59
Draw rate (equal opponents) = 50.00 %
https://docs.google.com/spreadsheets/d/ ... sp=sharing
-
- Posts: 253
- Joined: Mon Nov 16, 2020 12:13 pm
- Full name: Manuel Rivera
-
- Posts: 2821
- Joined: Fri Sep 25, 2015 9:38 pm
- Location: Sortland, Norway