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 "rnb1kbnr/1pqppppp/2p5/p7/4P1P1/1PP5/P2P1P1P/RNBQKBNR w KQkq - 1 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:37:43 +0000"]
[GameEndTime "2026-09-14T13:37:45 +0000"]
[PlyCount "58"]
[Termination "illegal move"]
[TimeControl "-"]

5. Bg2 {-0.18/9 0.023s, n=17347, sd=19} d5 {+0.05/10 0.021s, n=16474, sd=17}
6. exd5 {-0.43/10 0.049s, n=32097, sd=20} Nf6 {+0.40/11 0.031s, n=23077, sd=19}
7. dxc6 {-0.29/12 0.048s, n=34548, sd=22} Nxc6 {-0.01/11 0.022s, n=16947, sd=19}
8. h3 {-0.24/11 0.032s, n=22289, sd=21} h5 {+0.35/10 0.022s, n=14349, sd=18}
9. g5 {+0.17/11 0.015s, n=12859, sd=22} Qe5+ {+0.22/9 0.019s, n=14308, sd=15}
10. Kf1 {-0.16/9 0.016s, n=13223, sd=11} Qxg5 {+0.14/10 0.019s, n=15551, sd=17}
11. d4 {-0.30/10 0.037s, n=24748, sd=16} Qg6 {-0.31/10 0.048s, n=33545, sd=19}
12. Nf3 {+0.02/12 0.029s, n=21799, sd=19} Bf5 {+0.36/11 0.019s, n=14904, sd=19}
13. Nh4 {-0.33/10 0.034s, n=25741, sd=19} Bd3+ {-0.02/9 0.014s, n=12305, sd=15}
14. Kg1 {-0.07/9 0.015s, n=12425, sd=14} Qh7 {-0.16/10 0.034s, n=23546, sd=19}
15. d5 {-0.02/10 0.019s, n=14165, sd=14} Ne5 {+0.02/11 0.026s, n=20417, sd=16}
16. Nd2 {-0.39/9 0.020s, n=14490, sd=20} Rd8 {+0.15/10 0.022s, n=15167, sd=15}
17. c4 {-0.02/9 0.019s, n=14258, sd=17} e6 {+0.27/10 0.035s, n=24283, sd=15}
18. Bb2 {-0.25/10 0.038s, n=26888, sd=17} Ng6 {-0.33/11 0.056s, n=38001, sd=21}
19. Nxg6 {-0.19/11 0.027s, n=20789, sd=23}
Bxg6 {-0.41/10 0.019s, n=12949, sd=17} 20. Nf3 {+0.21/10 0.075s, n=53714, sd=17}
Bb4 {+0.18/8 0.026s, n=14741, sd=14} 21. Ng5 {+4.80/12 0.028s, n=21598, sd=15}
Qh6 {-2.97/9 0.016s, n=12389, sd=15} 22. Bc1 {+2.82/9 0.013s, n=12188, sd=14}
exd5 {-4.34/9 0.023s, n=17899, sd=15} 23. Nxf7 {+4.33/9 0.034s, n=24067, sd=14}
Qh7 {-4.98/10 0.014s, n=12239, sd=13} 24. Nxd8 {+5.52/12 0.043s, n=33354, sd=22}
Be4 {-4.28/10 0.021s, n=16325, sd=16} 25. Ne6 {+5.44/11 0.015s, n=13693, sd=17}
Bc3 {-6.44/10 0.036s, n=26471, sd=22} 26. Qe2 {+7.31/9 0.018s, n=13663, sd=13}
Qg6 {-7.11/10 0.033s, n=23768, sd=16} 27. Nf4 {+6.71/11 0.030s, n=22850, sd=20}
Qg5 {-7.59/10 0.024s, n=18628, sd=17} 28. h4 {+7.06/12 0.017s, n=15532, sd=19}
Qe5 {-8.07/11 0.054s, n=39652, sd=17} 29. Nxd5 {+7.16/12 0.019s, n=18403, sd=21}
Bxd5 {-7.21/10 0.030s, n=26574, sd=19}
30. Qxe5+ {+7.07/10 0.024s, n=17226, sd=18}
Bxe5 {-6.96/11 0.027s, n=24063, sd=21} 31. Rb1 {+6.76/10 0.014s, n=13496, sd=17}
Be4 {-6.59/11 0.022s, n=22029, sd=19} 32. Bxe4 {+6.82/10 0.024s, n=16319, sd=19}
Nxe4 {-6.66/10 0.020s, n=18784, sd=13}
33. Be3 {+6.65/9 0.029s, n=23820, sd=15, Black makes an illegal move: e8h8} 1-0