MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "834"]
[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 "r2qkbnr/pp2pppp/n2pb3/2p4P/2P5/1Q6/PP1PPPP1/RNB1KBNR w KQkq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T14:53:09 +0000"]
[GameEndTime "2026-09-14T14:53:10 +0000"]
[PlyCount "48"]
[Termination "illegal move"]
[TimeControl "-"]

5. d3 {+0.71/9 0.018s, n=17673, sd=13} Nb4 {-0.85/9 0.020s, n=20315, sd=13}
6. Bd2 {+1.09/10 0.014s, n=14580, sd=12} b5 {-0.81/10 0.015s, n=13726, sd=16}
7. Na3 {+0.71/8 0.015s, n=14902, sd=11} bxc4 {-0.81/10 0.018s, n=17479, sd=13}
8. Nxc4 {+0.72/10 0.015s, n=13927, sd=14} Nc6 {-0.74/9 0.017s, n=15604, sd=13}
9. g3 {+0.94/9 0.014s, n=12556, sd=15} Bd7 {-0.44/9 0.018s, n=13654, sd=10}
10. Bg2 {+0.76/9 0.030s, n=28195, sd=17} Nf6 {-0.14/9 0.020s, n=18959, sd=12}
11. h6 {+0.07/8 0.023s, n=20526, sd=13} gxh6 {-0.54/9 0.035s, n=27925, sd=17}
12. Qc3 {+0.05/9 0.014s, n=12350, sd=11} h5 {-0.72/9 0.042s, n=34940, sd=16}
13. Rxh5 {+0.31/10 0.026s, n=18341, sd=16} Bg7 {-0.51/10 0.013s, n=12374, sd=13}
14. Rh1 {+0.34/10 0.018s, n=16529, sd=13} h5 {-0.66/9 0.033s, n=27511, sd=15}
15. Qc1 {+0.52/10 0.034s, n=25551, sd=17} Rb8 {-0.46/9 0.020s, n=16508, sd=13}
16. Nf3 {+0.64/10 0.027s, n=23313, sd=18} d5 {-0.36/9 0.014s, n=13254, sd=14}
17. Nce5 {+0.83/9 0.021s, n=18515, sd=16} Nxe5 {-0.47/11 0.015s, n=12334, sd=15}
18. Nxe5 {+0.50/12 0.029s, n=27074, sd=25} Ng4 {-0.63/11 0.020s, n=19512, sd=18}
19. Nxd7 {+0.76/12 0.031s, n=28376, sd=21}
Qxd7 {-0.69/11 0.020s, n=13181, sd=19} 20. Bc3 {+0.78/11 0.019s, n=19367, sd=21}
Qf5 {-0.62/10 0.013s, n=13231, sd=19} 21. Bf3 {+0.75/10 0.020s, n=20940, sd=17}
Ne5 {-0.75/10 0.018s, n=16704, sd=15} 22. Bxe5 {+0.74/11 0.020s, n=15580, sd=14}
Qxe5 {-0.79/11 0.030s, n=27173, sd=19}
23. Qxc5 {+0.92/10 0.020s, n=20347, sd=15} h4 {-0.89/10 0.025s, n=23321, sd=15}
24. gxh4 {+0.95/8 0.014s, n=15080, sd=13} e6 {-0.77/10 0.017s, n=14355, sd=17}
25. Rc1 {+0.84/9 0.013s, n=12919, sd=16} Qxb2 {-0.98/10 0.024s, n=26274, sd=17}
26. e3 {+0.94/10 0.022s, n=22723, sd=17} Qb6 {-0.88/9 0.013s, n=14963, sd=19}
27. Qxb6 {+0.90/10 0.024s, n=20076, sd=17}
Rxb6 {-0.94/10 0.014s, n=16400, sd=18}
28. d4 {+0.77/9 0.012s, n=14024, sd=15, Black makes an illegal move: e8h8} 1-0