MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "516"]
[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 "rnbqkbnr/pp2pp2/2pp3p/6p1/1P2P2P/6P1/P1PPNP2/RNBQKB1R b KQkq - 1 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T12:23:08 -0400"]
[GameEndTime "2026-09-14T12:23:09 -0400"]
[PlyCount "40"]
[Termination "illegal move"]
[TimeControl "-"]

5... gxh4 {-0.68/8 0.014s, n=13977, sd=12}
6. Bb2 {+0.61/9 0.014s, n=14198, sd=18} e5 {-0.74/10 0.019s, n=15144, sd=17}
7. d4 {+0.94/10 0.021s, n=17529, sd=15} Nd7 {-0.85/9 0.014s, n=14008, sd=16}
8. Rxh4 {+0.65/8 0.015s, n=17321, sd=13} Be7 {-0.78/9 0.016s, n=15595, sd=13}
9. Rh1 {+0.91/10 0.013s, n=15740, sd=15} Ngf6 {-0.90/10 0.010s, n=13244, sd=12}
10. Nd2 {+0.66/8 0.019s, n=15564, sd=17} a5 {-1.09/8 0.011s, n=13205, sd=15}
11. b5 {+0.86/9 0.016s, n=18197, sd=14} h5 {-0.66/8 0.020s, n=17586, sd=14}
12. Nc4 {+0.69/9 0.044s, n=35879, sd=16} Nb6 {-0.58/8 0.013s, n=14330, sd=14}
13. Nc3 {+0.38/8 0.011s, n=12154, sd=13} Be6 {-0.39/9 0.021s, n=16512, sd=15}
14. Ne3 {+0.36/9 0.016s, n=12242, sd=17} Ng4 {-0.16/9 0.013s, n=14306, sd=16}
15. bxc6 {+0.03/10 0.041s, n=35177, sd=16}
Nxe3 {+0.07/10 0.017s, n=19699, sd=20}
16. fxe3 {+0.07/10 0.015s, n=17385, sd=21}
bxc6 {+0.11/10 0.014s, n=17346, sd=19} 17. d5 {-0.47/9 0.027s, n=28841, sd=14}
cxd5 {+0.24/9 0.010s, n=13345, sd=20} 18. Rxh5 {-0.08/9 0.032s, n=27429, sd=17}
Rg8 {+0.57/10 0.029s, n=27819, sd=18} 19. Bb5+ {0.00/10 0.022s, n=25046, sd=16}
Kf8 {+0.53/9 0.019s, n=18743, sd=11} 20. Rh7 {-0.19/10 0.011s, n=14756, sd=16}
Bg5 {+0.93/10 0.017s, n=20425, sd=18} 21. Qf3 {-0.50/10 0.037s, n=35385, sd=18}
Qf6 {+0.71/10 0.012s, n=16222, sd=19} 22. Qxf6 {-0.77/10 0.009s, n=12849, sd=16}
Bxf6 {+0.66/10 0.028s, n=31268, sd=21} 23. Nxd5 {-0.80/9 0.014s, n=17366, sd=18}
Nxd5 {+0.76/11 0.017s, n=23287, sd=22}
24. exd5 {-1.02/10 0.025s, n=28658, sd=17}
Bxd5 {+0.55/11 0.019s, n=17919, sd=18, White makes an illegal move: e1a1} 0-1