MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "298"]
[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 "r1b1kbnr/ppp1p1pp/2nq4/3p1p2/1P5P/3P4/P1PBPPP1/RN1QKBNR w KQkq - 3 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T16:07:20 +0000"]
[GameEndTime "2026-09-14T16:07:22 +0000"]
[PlyCount "47"]
[Termination "illegal move"]
[TimeControl "-"]

5. b5 {-0.57/9 0.019s, n=16619, sd=13} Nd8 {+0.20/9 0.013s, n=12561, sd=15}
6. d4 {-0.11/9 0.016s, n=13720, sd=15} Nf6 {+0.25/9 0.015s, n=14529, sd=14}
7. Nf3 {-0.10/11 0.018s, n=17181, sd=14} Nf7 {-0.01/9 0.034s, n=29571, sd=14}
8. e3 {+0.05/10 0.015s, n=14643, sd=15} e5 {+0.04/9 0.013s, n=12839, sd=18}
9. c4 {+0.03/10 0.029s, n=25518, sd=17} e4 {-0.03/9 0.025s, n=21824, sd=21}
10. Ng5 {+0.10/9 0.019s, n=13389, sd=13} h6 {+0.11/10 0.040s, n=35381, sd=18}
11. Nxf7 {+0.11/9 0.016s, n=14938, sd=17} Kxf7 {-0.07/9 0.019s, n=17424, sd=17}
12. c5 {+0.09/10 0.044s, n=37251, sd=18} Qd7 {+0.20/9 0.022s, n=21956, sd=16}
13. a4 {+0.15/11 0.017s, n=16564, sd=15} b6 {-0.09/8 0.015s, n=14218, sd=12}
14. Bb4 {+0.12/10 0.020s, n=17040, sd=15} a6 {+0.03/9 0.015s, n=14136, sd=16}
15. Nc3 {+0.28/9 0.015s, n=13785, sd=13} f4 {-0.33/9 0.017s, n=15805, sd=16}
16. Be2 {+0.21/11 0.033s, n=31932, sd=20} axb5 {+0.05/9 0.033s, n=30470, sd=15}
17. axb5 {+0.20/10 0.011s, n=12410, sd=18}
Rxa1 {-0.32/10 0.012s, n=12725, sd=13}
18. Qxa1 {+0.54/10 0.023s, n=21875, sd=18} Be7 {-0.48/10 0.040s, n=38754, sd=17}
19. exf4 {+0.45/8 0.018s, n=16131, sd=13} bxc5 {+0.32/9 0.019s, n=18110, sd=16}
20. dxc5 {+1.05/10 0.020s, n=18798, sd=14} d4 {0.00/10 0.010s, n=12328, sd=19}
21. Bc4+ {+0.47/9 0.018s, n=12521, sd=23} Kg6 {0.00/11 0.025s, n=24388, sd=20}
22. Nxe4 {+0.31/11 0.050s, n=47543, sd=26}
Nxe4 {-0.17/11 0.023s, n=19651, sd=21} 23. Bd3 {+0.73/11 0.020s, n=21013, sd=18}
Qd5 {-0.35/11 0.015s, n=15283, sd=26} 24. f3 {+0.70/11 0.013s, n=14042, sd=19}
Bf5 {-0.18/11 0.011s, n=12112, sd=20} 25. fxe4 {+0.52/13 0.078s, n=68213, sd=29}
Bxe4 {-0.63/11 0.017s, n=18486, sd=23} 26. Qb1 {+0.93/10 0.012s, n=13032, sd=23}
Bxd3 {-0.86/10 0.017s, n=17472, sd=18}
27. Qxd3+ {+0.80/9 0.014s, n=14193, sd=21}
Kf7 {-0.57/10 0.026s, n=25898, sd=20, White makes an illegal move: e1h1} 0-1