MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "739"]
[White "Heimdall-dev"]
[Black "Heimdall-base"]
[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/p1p1ppp1/3p1n2/1p5p/4PP2/N6P/PPPPK1P1/R1BQ1BNR b kq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T14:53:18 +0000"]
[GameEndTime "2026-09-14T14:53:19 +0000"]
[PlyCount "45"]
[Termination "illegal move"]
[TimeControl "-"]

5... b4 {+4.59/9 0.012s, n=12166, sd=13}
6. Nc4 {-3.51/10 0.018s, n=18846, sd=17} Nxe4 {+3.75/10 0.014s, n=14787, sd=16}
7. Kf3 {-4.73/10 0.016s, n=16747, sd=14} Bg4+ {+5.91/8 0.020s, n=18434, sd=17}
8. hxg4 {-5.19/10 0.013s, n=14612, sd=18}
hxg4+ {+5.29/10 0.021s, n=22641, sd=19}
9. Kxe4 {-4.58/12 0.025s, n=25351, sd=19} Rxh1 {+5.10/10 0.012s, n=14586, sd=15}
10. Ke3 {-4.37/10 0.020s, n=15910, sd=18} Rxg1 {+4.40/10 0.023s, n=23345, sd=16}
11. Kf2 {-4.37/10 0.021s, n=20864, sd=17} Rh1 {+4.37/11 0.022s, n=21665, sd=17}
12. Qxg4 {-4.52/10 0.013s, n=14003, sd=17} Nd7 {+4.66/11 0.015s, n=12365, sd=15}
13. d4 {-4.66/9 0.030s, n=28241, sd=15} Nf6 {+4.34/10 0.014s, n=15018, sd=20}
14. Qf3 {-5.06/9 0.014s, n=14004, sd=18} d5 {+4.46/9 0.014s, n=14177, sd=18}
15. Ne5 {-4.70/9 0.027s, n=20964, sd=18} Ne4+ {+4.88/9 0.014s, n=13876, sd=16}
16. Ke3 {-5.22/8 0.014s, n=12714, sd=14} c6 {+5.57/10 0.017s, n=15921, sd=16}
17. g3 {-5.28/10 0.012s, n=12484, sd=15} Rh2 {+6.03/12 0.052s, n=42949, sd=19}
18. Ng4 {-5.26/9 0.016s, n=15913, sd=13} Rh8 {+5.93/11 0.026s, n=26478, sd=20}
19. Bd3 {-5.34/9 0.026s, n=24316, sd=16} f5 {+6.09/11 0.020s, n=17032, sd=16}
20. Ne5 {-6.40/11 0.035s, n=35845, sd=20} Rh2 {+6.22/10 0.017s, n=19563, sd=16}
21. g4 {-6.18/10 0.016s, n=16441, sd=24} e6 {+6.95/11 0.042s, n=36529, sd=16}
22. Bd2 {-6.12/11 0.022s, n=23996, sd=18} Qh4 {+6.53/11 0.015s, n=17745, sd=20}
23. Be1 {-6.22/10 0.018s, n=19064, sd=18} Qh3 {+6.54/10 0.029s, n=27479, sd=20}
24. gxf5 {-6.57/10 0.033s, n=33842, sd=18}
exf5 {+6.45/11 0.020s, n=21790, sd=22}
25. Qxh3 {-6.82/10 0.026s, n=27651, sd=19}
Rxh3+ {+6.38/9 0.011s, n=12790, sd=16} 26. Ke2 {-6.14/10 0.040s, n=39814, sd=22}
Bd6 {+6.50/10 0.018s, n=19358, sd=17}
27. Kf1 {-6.43/10 0.029s, n=30304, sd=17, Black makes an illegal move: e8a8} 1-0