MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "502"]
[White "Heimdall-base"]
[Black "Heimdall-dev"]
[Result "0-1"]
[EngineWhiteName "Heimdall dev (unknown at unknown)"]
[EngineWhiteAuthor "Nocturn9x (see LICENSE)"]
[EngineBlackName "Heimdall dev (unknown at unknown)"]
[EngineBlackAuthor "Nocturn9x (see LICENSE)"]
[SetUp "1"]
[FEN "r1bqkbr1/pppppppp/n7/1N6/6nP/P3P3/1PPP1PP1/R1BQKBNR b KQq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T16:00:33 +0000"]
[GameEndTime "2026-09-14T16:00:34 +0000"]
[PlyCount "44"]
[Termination "illegal move"]
[TimeControl "-"]

5... d5 {-0.81/9 0.018s, n=13264, sd=13} 6. Nc3 {+0.87/9 0.022s, n=13104, sd=11}
e5 {-0.14/10 0.026s, n=20579, sd=14} 7. d4 {-0.04/8 0.028s, n=14826, sd=13}
e4 {-0.13/9 0.022s, n=19237, sd=14} 8. Bd2 {+0.01/9 0.021s, n=18690, sd=12}
Nf6 {-0.10/9 0.034s, n=22884, sd=12} 9. Na4 {+0.07/9 0.028s, n=14397, sd=11}
Rb8 {-0.06/9 0.023s, n=17561, sd=13} 10. c4 {+0.15/8 0.024s, n=14455, sd=16}
c6 {-0.05/10 0.027s, n=20606, sd=14} 11. cxd5 {+0.04/8 0.018s, n=13988, sd=16}
cxd5 {-0.06/9 0.029s, n=14977, sd=14} 12. Bb5+ {0.00/9 0.023s, n=14190, sd=10}
Bd7 {-0.01/10 0.026s, n=19743, sd=16} 13. Bxd7+ {+0.17/9 0.030s, n=24342, sd=22}
Qxd7 {+0.20/10 0.054s, n=32277, sd=18} 14. Rc1 {+0.26/9 0.013s, n=12442, sd=14}
Bd6 {+0.12/9 0.030s, n=16778, sd=16} 15. Nc5 {-0.22/9 0.016s, n=15375, sd=20}
Qf5 {+0.10/11 0.029s, n=18048, sd=18} 16. Ne2 {-0.12/10 0.041s, n=32624, sd=18}
Ng4 {+0.11/9 0.075s, n=38397, sd=20} 17. Nf4 {+0.38/12 0.043s, n=34566, sd=20}
Nxc5 {-0.49/10 0.016s, n=13079, sd=16}
18. dxc5 {+0.46/12 0.052s, n=46967, sd=23}
Bxf4 {-0.15/10 0.023s, n=13233, sd=17}
19. exf4 {+0.08/10 0.028s, n=25322, sd=19} f6 {-0.02/10 0.038s, n=25424, sd=16}
20. h5 {+0.13/8 0.025s, n=19765, sd=17} Qe6 {-0.44/11 0.083s, n=51204, sd=21}
21. c6 {+0.26/8 0.027s, n=16641, sd=12} bxc6 {+0.80/10 0.021s, n=14243, sd=18}
22. Qa4 {-0.55/10 0.033s, n=30894, sd=17} Qd7 {0.00/10 0.037s, n=20934, sd=17}
23. f3 {+0.06/11 0.029s, n=27547, sd=19} e3 {+0.40/9 0.015s, n=12052, sd=14}
24. Bb4 {-0.16/10 0.051s, n=41159, sd=24} a5 {-0.30/9 0.017s, n=13983, sd=16}
25. Rxc6 {+4.09/11 0.058s, n=52335, sd=23} Kf7 {+0.78/9 0.048s, n=33305, sd=28}
26. fxg4 {-0.78/11 0.026s, n=26791, sd=17}
Rb7 {+0.51/10 0.015s, n=13867, sd=19, White makes an illegal move: e1h1} 0-1