MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "984"]
[White "Heimdall-base"]
[Black "Heimdall-dev"]
[Result "1-0"]
[EngineWhiteName "Heimdall dev (unknown at unknown)"]
[EngineWhiteAuthor "Nocturn9x (see LICENSE)"]
[EngineBlackName "Heimdall dev (unknown at unknown)"]
[EngineBlackAuthor "Nocturn9x (see LICENSE)"]
[SetUp "1"]
[FEN "rnbqk1nr/1ppp1p1p/p6b/4p1p1/1P6/2NPP3/P1P1NPPP/R1BQKB1R b KQkq - 1 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T14:54:30 +0000"]
[GameEndTime "2026-09-14T14:54:31 +0000"]
[PlyCount "55"]
[Termination "illegal move"]
[TimeControl "-"]

5... Nc6 {-0.83/9 0.027s, n=24874, sd=13}
6. Nd5 {+0.80/9 0.019s, n=18276, sd=13} Nce7 {-0.88/9 0.018s, n=18246, sd=14}
7. c4 {+1.07/10 0.014s, n=14507, sd=12} Ng6 {-0.50/9 0.019s, n=18098, sd=14}
8. e4 {+0.85/9 0.033s, n=32495, sd=17} c6 {-1.05/10 0.045s, n=41918, sd=16}
9. Ne3 {+0.94/10 0.017s, n=16928, sd=13} Nf6 {-0.59/10 0.018s, n=19922, sd=12}
10. Ng3 {+0.79/7 0.016s, n=15021, sd=11} Bf8 {-0.84/10 0.030s, n=27975, sd=18}
11. Rb1 {+0.80/9 0.019s, n=17412, sd=13} d5 {-0.48/10 0.023s, n=23310, sd=17}
12. exd5 {+0.70/10 0.027s, n=25826, sd=17}
cxd5 {-0.78/10 0.015s, n=15449, sd=16} 13. Be2 {+0.93/10 0.021s, n=20400, sd=16}
d4 {-0.43/10 0.018s, n=18700, sd=14} 14. Nef5 {+0.36/9 0.012s, n=12783, sd=16}
Nf4 {-0.16/11 0.022s, n=22939, sd=19} 15. Kf1 {+0.06/11 0.046s, n=43438, sd=20}
Be6 {+0.06/10 0.013s, n=12748, sd=13} 16. h4 {-0.20/8 0.013s, n=12588, sd=11}
g4 {-0.21/10 0.019s, n=19180, sd=15} 17. Bxg4 {-0.93/10 0.048s, n=44806, sd=16}
Qd7 {+0.21/10 0.027s, n=26312, sd=14} 18. f3 {-0.43/11 0.013s, n=13747, sd=16}
h5 {+1.37/10 0.012s, n=13860, sd=16} 19. Bh3 {-0.69/10 0.013s, n=13243, sd=16}
b5 {+1.13/10 0.051s, n=48011, sd=17} 20. Bxf4 {-0.13/12 0.015s, n=17107, sd=22}
exf4 {+0.05/12 0.020s, n=22383, sd=21} 21. Ne4 {-0.30/12 0.027s, n=28496, sd=21}
Nxe4 {-0.04/10 0.015s, n=16796, sd=24}
22. fxe4 {-0.08/11 0.012s, n=14040, sd=17}
bxc4 {-0.22/12 0.028s, n=31231, sd=21}
23. dxc4 {+0.07/11 0.026s, n=27635, sd=20} d3 {-0.24/11 0.075s, n=72298, sd=21}
24. Kg1 {+0.07/11 0.058s, n=54946, sd=21} d2 {-0.35/10 0.020s, n=20731, sd=21}
25. Kh2 {+0.19/11 0.037s, n=38188, sd=18} Rd8 {-0.21/10 0.018s, n=19332, sd=18}
26. Qf3 {+0.28/9 0.013s, n=13314, sd=13} Bd6 {+0.74/10 0.013s, n=15027, sd=10}
27. Rhd1 {-0.21/7 0.014s, n=13483, sd=15} Be5 {-0.02/10 0.019s, n=18966, sd=19}
28. c5 {-0.78/10 0.013s, n=13157, sd=17} Bxf5 {+0.79/11 0.032s, n=32654, sd=20}
29. exf5 {-0.71/11 0.013s, n=13341, sd=23} Qe7 {+0.95/10 0.022s, n=22473, sd=17}
30. Rb3 {-1.21/10 0.017s, n=18453, sd=16} Qxh4 {+0.89/9 0.017s, n=16265, sd=15}
31. Qe2 {-0.31/11 0.028s, n=28591, sd=16} Rd5 {+0.17/9 0.012s, n=14034, sd=15}
32. Rf3 {-0.27/11 0.020s, n=21144, sd=19, Black makes an illegal move: e8h8} 1-0