MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "708"]
[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 "r1bqkbnr/1p1ppppp/p7/n1pB4/1P2P1P1/8/P1PP1P1P/RNBQK1NR b KQkq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T16:01:25 +0000"]
[GameEndTime "2026-09-14T16:01:26 +0000"]
[PlyCount "49"]
[Termination "illegal move"]
[TimeControl "-"]

5... cxb4 {+3.05/10 0.019s, n=17308, sd=16}
6. a3 {-3.67/9 0.015s, n=14567, sd=14} e6 {+3.76/10 0.018s, n=12170, sd=14}
7. axb4 {-3.46/9 0.016s, n=13585, sd=14} exd5 {+3.96/9 0.014s, n=13023, sd=17}
8. bxa5 {-3.65/8 0.014s, n=12170, sd=17} dxe4 {+3.23/10 0.024s, n=21991, sd=19}
9. Ne2 {-3.74/9 0.030s, n=21692, sd=16} d5 {+3.91/10 0.023s, n=20014, sd=9}
10. Ng3 {-3.87/10 0.038s, n=30744, sd=18} Nf6 {+3.92/8 0.016s, n=13333, sd=12}
11. h3 {-4.05/10 0.044s, n=31779, sd=20} Be6 {+4.10/10 0.051s, n=40047, sd=17}
12. Nc3 {-4.09/8 0.021s, n=15031, sd=12} Rc8 {+4.45/9 0.018s, n=15393, sd=14}
13. Bb2 {-4.39/9 0.028s, n=23281, sd=18} h5 {+4.34/10 0.022s, n=19982, sd=15}
14. gxh5 {-4.38/10 0.015s, n=15765, sd=19} Bd6 {+4.56/10 0.025s, n=17910, sd=15}
15. Rb1 {-4.55/10 0.030s, n=23900, sd=16} Qxa5 {+4.30/9 0.036s, n=30208, sd=19}
16. Nce2 {-4.50/10 0.013s, n=12173, sd=12} Qc7 {+4.21/9 0.040s, n=32350, sd=16}
17. Rg1 {-4.69/9 0.022s, n=18914, sd=14} Bxh3 {+4.05/10 0.057s, n=43727, sd=16}
18. Bxf6 {-4.30/10 0.022s, n=19444, sd=12}
gxf6 {+4.65/10 0.015s, n=14512, sd=13} 19. c3 {-5.10/9 0.027s, n=22368, sd=14}
b5 {+4.44/10 0.021s, n=18656, sd=17} 20. Nd4 {-4.10/9 0.025s, n=22199, sd=14}
Be5 {+4.55/11 0.030s, n=26497, sd=15} 21. Qb3 {-4.41/9 0.018s, n=16223, sd=13}
Bxd4 {+4.86/11 0.029s, n=22709, sd=20}
22. cxd4 {-3.90/10 0.026s, n=23346, sd=18} Be6 {+4.31/10 0.024s, n=22879, sd=19}
23. Ra1 {-5.14/11 0.047s, n=41603, sd=18} Qb6 {+5.43/11 0.029s, n=26575, sd=16}
24. Qa3 {-5.35/10 0.012s, n=13823, sd=14} Rc6 {+4.91/10 0.021s, n=22719, sd=17}
25. Ke2 {-5.85/7 0.024s, n=17085, sd=11} Qxd4 {+5.15/8 0.014s, n=14064, sd=12}
26. Rgc1 {-6.37/10 0.026s, n=21941, sd=23}
Rxc1 {+6.01/10 0.015s, n=13790, sd=17}
27. Rxc1 {-6.27/10 0.054s, n=40353, sd=17} b4 {+6.07/10 0.017s, n=17138, sd=11}
28. Qe3 {-6.10/8 0.013s, n=12149, sd=18} Qxe3+ {+6.16/9 0.011s, n=13044, sd=16}
29. Kxe3 {-6.17/8 0.011s, n=12903, sd=15, Black makes an illegal move: e8h8} 1-0