MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "971"]
[White "Heimdall-dev"]
[Black "Heimdall-base"]
[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 "rnbq1bnr/1p1ppkpp/2p5/p4p2/8/1PN2N2/PBPPPPPP/R2QKBR1 b Q - 1 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:40:07 +0000"]
[GameEndTime "2026-09-14T13:40:08 +0000"]
[PlyCount "48"]
[Termination "illegal move"]
[TimeControl "-"]

5... Nf6 {-1.63/8 0.020s, n=15618, sd=13} 6. d3 {+1.29/9 0.018s, n=14886, sd=14}
e6 {-1.85/8 0.030s, n=23712, sd=11} 7. e4 {+1.50/9 0.022s, n=17930, sd=13}
Be7 {-1.68/9 0.024s, n=18088, sd=13} 8. e5 {+1.48/8 0.020s, n=15635, sd=11}
Nd5 {-1.67/9 0.014s, n=12235, sd=14} 9. g4 {+2.07/10 0.028s, n=22426, sd=13}
fxg4 {-2.00/9 0.023s, n=19838, sd=13} 10. Rxg4 {+2.28/9 0.021s, n=17810, sd=13}
a4 {-2.54/9 0.062s, n=47241, sd=15} 11. Nxa4 {+2.18/9 0.016s, n=12911, sd=16}
b5 {-2.21/11 0.025s, n=20712, sd=16} 12. Nc3 {+2.66/10 0.030s, n=24239, sd=16}
Rf8 {-2.82/11 0.066s, n=50232, sd=23} 13. Ne4 {+2.96/10 0.018s, n=15703, sd=13}
Kg8 {-2.61/10 0.022s, n=17269, sd=18} 14. c4 {+3.00/11 0.022s, n=19495, sd=16}
Nf4 {-2.42/9 0.021s, n=17449, sd=13} 15. Qd2 {+2.97/10 0.016s, n=13504, sd=15}
Ng6 {-2.61/10 0.016s, n=12912, sd=15} 16. Be2 {+3.00/10 0.027s, n=20556, sd=14}
bxc4 {-2.74/10 0.025s, n=20191, sd=17}
17. dxc4 {+2.72/10 0.014s, n=12318, sd=18} c5 {-2.64/10 0.017s, n=14010, sd=21}
18. Nd6 {+3.21/9 0.067s, n=48665, sd=17} Ra6 {-3.07/9 0.033s, n=25931, sd=15}
19. h4 {+2.94/10 0.032s, n=25866, sd=20} Bxd6 {-4.47/9 0.021s, n=16869, sd=15}
20. exd6 {+3.74/12 0.030s, n=25378, sd=22} Rf5 {-4.52/10 0.030s, n=23163, sd=16}
21. Ng5 {+4.18/10 0.038s, n=28503, sd=16} Nc6 {-3.99/11 0.027s, n=21473, sd=18}
22. Bd3 {+3.75/10 0.017s, n=14847, sd=18} Qf8 {-3.21/11 0.042s, n=33526, sd=20}
23. Bxf5 {+3.01/11 0.075s, n=56267, sd=19}
Qxf5 {-3.03/11 0.033s, n=27884, sd=17} 24. Rg3 {+2.77/10 0.017s, n=15390, sd=15}
Bb7 {-2.41/10 0.022s, n=19593, sd=17} 25. a3 {+3.63/11 0.017s, n=15595, sd=17}
Nd4 {-2.50/11 0.020s, n=19885, sd=20} 26. Bxd4 {+2.86/11 0.014s, n=13660, sd=16}
Rxd6 {-2.81/11 0.027s, n=27413, sd=17} 27. Qd3 {+2.93/11 0.021s, n=20012, sd=17}
Qxd3 {-2.82/11 0.022s, n=23455, sd=16}
28. Rxd3 {+2.89/11 0.010s, n=12516, sd=20}
cxd4 {-2.14/11 0.024s, n=25866, sd=16, White makes an illegal move: e1a1} 0-1