MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "479"]
[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 "r2qkb1r/pbpppppp/2n4n/1p6/2P5/1Q4PN/PP1PPP1P/RNB1KB1R w KQkq - 5 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:37:53 +0000"]
[GameEndTime "2026-09-14T13:37:54 +0000"]
[PlyCount "42"]
[Termination "illegal move"]
[TimeControl "-"]

5. Qxb5 {-0.76/11 0.033s, n=27396, sd=16} Rb8 {+0.47/10 0.022s, n=17714, sd=15}
6. Qa4 {-0.74/9 0.023s, n=18104, sd=15} Nd4 {+0.75/10 0.059s, n=40403, sd=15}
7. Rg1 {-0.56/10 0.048s, n=37334, sd=18} e5 {+0.97/9 0.024s, n=18897, sd=15}
8. Bg2 {-0.48/9 0.018s, n=14783, sd=13} Qc8 {+0.69/9 0.027s, n=21981, sd=14}
9. Nc3 {-0.47/9 0.020s, n=15765, sd=13} Bxg2 {+0.29/8 0.021s, n=12697, sd=12}
10. Rxg2 {-0.35/9 0.021s, n=16554, sd=13} Rb4 {+0.35/11 0.031s, n=24298, sd=16}
11. Qd1 {-0.25/10 0.016s, n=14189, sd=13} Rxc4 {+0.17/9 0.025s, n=18361, sd=13}
12. d3 {-0.08/9 0.018s, n=13719, sd=12} Qb7 {+0.36/10 0.017s, n=14272, sd=16}
13. Kf1 {-0.04/10 0.016s, n=13414, sd=16} Rc6 {+0.34/10 0.019s, n=15441, sd=17}
14. e3 {+0.01/9 0.018s, n=13582, sd=16} Ne6 {+0.09/9 0.022s, n=12575, sd=14}
15. e4 {-0.24/9 0.016s, n=13275, sd=19} Ng8 {+0.10/9 0.019s, n=14873, sd=14}
16. f4 {-0.02/9 0.025s, n=19407, sd=14} Bc5 {+0.18/10 0.024s, n=16101, sd=14}
17. Nd5 {-0.12/10 0.037s, n=27098, sd=15} Ne7 {-0.29/10 0.051s, n=37135, sd=19}
18. fxe5 {-0.38/9 0.022s, n=17234, sd=13} Ng6 {+0.38/11 0.062s, n=45008, sd=19}
19. b4 {+0.26/9 0.016s, n=12829, sd=15} Bd4 {+0.33/12 0.024s, n=15641, sd=18}
20. Rb1 {+0.16/9 0.022s, n=16129, sd=16} Nxe5 {+0.40/10 0.029s, n=22301, sd=15}
21. Nhf4 {+0.47/10 0.029s, n=18405, sd=15} Rd6 {+0.27/10 0.034s, n=25469, sd=17}
22. b5 {-0.04/9 0.020s, n=14306, sd=18} c6 {+0.08/9 0.022s, n=15900, sd=15}
23. Ba3 {-0.29/10 0.046s, n=27621, sd=17} c5 {+0.04/10 0.026s, n=19031, sd=17}
24. Qh5 {-0.17/10 0.031s, n=21794, sd=19} g6 {+1.58/10 0.021s, n=15730, sd=13}
25. Qd1 {-1.80/7 0.021s, n=14775, sd=12, Black makes an illegal move: e8h8} 1-0