MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1688"]
[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 "rnbqkb1r/p2pppp1/1p3n2/2p4p/2P3P1/1P3P2/P2PP2P/RNBQKBNR b KQkq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T16:03:39 +0000"]
[GameEndTime "2026-09-14T16:03:40 +0000"]
[PlyCount "43"]
[Termination "illegal move"]
[TimeControl "-"]

5... hxg4 {+4.69/11 0.032s, n=23914, sd=16}
6. Nc3 {-4.32/10 0.025s, n=22223, sd=17} Bb7 {+4.64/10 0.018s, n=16367, sd=11}
7. e4 {-4.43/9 0.017s, n=14715, sd=14} Nc6 {+4.65/8 0.021s, n=13159, sd=13}
8. d3 {-3.43/9 0.021s, n=17335, sd=14} Qb8 {+4.59/9 0.031s, n=24558, sd=13}
9. Qe2 {-3.72/8 0.017s, n=14619, sd=12} Qe5 {+4.82/10 0.015s, n=12728, sd=13}
10. Bb2 {-3.78/9 0.019s, n=12252, sd=11} Nd4 {+4.27/9 0.028s, n=23619, sd=15}
11. Qg2 {-5.17/11 0.131s, n=94254, sd=21} Qf4 {+5.18/8 0.022s, n=16876, sd=14}
12. Qd2 {-4.88/9 0.022s, n=15250, sd=20} Qxd2+ {+5.17/10 0.016s, n=14709, sd=14}
13. Kxd2 {-5.23/8 0.016s, n=15033, sd=14} gxf3 {+4.95/11 0.022s, n=22382, sd=18}
14. Nd5 {-4.54/10 0.011s, n=12114, sd=8} Nxd5 {+5.05/11 0.049s, n=43079, sd=22}
15. cxd5 {-4.91/11 0.028s, n=27511, sd=21} e6 {+4.87/10 0.023s, n=21362, sd=14}
16. dxe6 {-4.57/11 0.020s, n=15829, sd=22}
dxe6 {+5.34/10 0.029s, n=26328, sd=16} 17. Bxd4 {-5.32/9 0.018s, n=18300, sd=18}
cxd4 {+5.27/10 0.014s, n=14423, sd=16}
18. Nxf3 {-5.17/10 0.022s, n=21600, sd=16} g6 {+5.12/9 0.016s, n=16130, sd=18}
19. Ke2 {-5.28/8 0.014s, n=13439, sd=12} Rc8 {+5.59/10 0.031s, n=27666, sd=16}
20. h4 {-5.19/11 0.018s, n=18489, sd=19} Bh6 {+5.93/9 0.023s, n=16138, sd=14}
21. a4 {-5.47/10 0.022s, n=19435, sd=13} Rc2+ {+5.75/10 0.023s, n=23311, sd=22}
22. Kd1 {-5.76/9 0.018s, n=18290, sd=18} Rf2 {+5.92/11 0.040s, n=33876, sd=17}
23. Be2 {-6.03/11 0.057s, n=54204, sd=19} f5 {+6.10/10 0.026s, n=27023, sd=17}
24. Rf1 {-6.09/8 0.014s, n=13304, sd=18} Rxf1+ {+6.14/10 0.015s, n=16485, sd=19}
25. Bxf1 {-5.92/10 0.014s, n=14964, sd=17}
fxe4 {+6.35/11 0.031s, n=32195, sd=19}
26. Ne5 {-6.12/10 0.018s, n=18933, sd=21, Black makes an illegal move: e8h8} 1-0