MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "159"]
[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 "1nbqkb1r/rppppp1p/6pn/p7/PP1P4/R1P5/4PPPP/1NBQKBNR b Kk - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T15:59:41 +0000"]
[GameEndTime "2026-09-14T15:59:42 +0000"]
[PlyCount "41"]
[Termination "illegal move"]
[TimeControl "-"]

5... axb4 {-0.18/8 0.020s, n=16890, sd=13}
6. cxb4 {-0.06/10 0.030s, n=22455, sd=13} e5 {+0.25/10 0.025s, n=20613, sd=16}
7. Nc3 {-0.33/8 0.018s, n=15787, sd=11} Nc6 {+0.29/9 0.022s, n=19567, sd=12}
8. d5 {+0.09/9 0.029s, n=20210, sd=14} Nxb4 {+0.60/9 0.019s, n=16603, sd=13}
9. e4 {-0.15/9 0.014s, n=12049, sd=12} Na6 {+0.31/9 0.028s, n=23329, sd=14}
10. Ra2 {+0.48/8 0.024s, n=20195, sd=13} f6 {+0.04/9 0.033s, n=22103, sd=18}
11. d6 {-0.38/10 0.034s, n=28579, sd=16} Nf7 {+0.26/10 0.015s, n=12368, sd=16}
12. dxc7 {-0.05/11 0.017s, n=15983, sd=15}
Nxc7 {+0.15/10 0.018s, n=13879, sd=16} 13. Be3 {-0.46/11 0.017s, n=16236, sd=14}
b6 {+0.22/10 0.034s, n=27154, sd=20} 14. Bxb6 {+0.44/10 0.012s, n=12327, sd=13}
Rb7 {+0.33/10 0.031s, n=25527, sd=17} 15. a5 {+0.50/11 0.021s, n=18951, sd=17}
Bb4 {+0.63/10 0.021s, n=17908, sd=18} 16. Qb3 {+0.62/9 0.029s, n=25304, sd=17}
Qe7 {-0.50/9 0.024s, n=14309, sd=16} 17. Bc4 {+0.60/10 0.014s, n=13493, sd=14}
d5 {-0.42/11 0.023s, n=19611, sd=17} 18. exd5 {+0.49/11 0.016s, n=14331, sd=17}
Qd6 {-0.19/11 0.015s, n=12518, sd=11} 19. Nf3 {+0.40/10 0.015s, n=15130, sd=17}
Bxa5 {-0.10/10 0.026s, n=17105, sd=22} 20. Qa4+ {+0.27/9 0.013s, n=13472, sd=18}
Bd7 {+0.16/10 0.038s, n=32227, sd=21} 21. Qxa5 {-0.02/10 0.012s, n=12962, sd=17}
Qxb6 {-0.30/10 0.026s, n=20494, sd=17}
22. Qxb6 {+0.08/11 0.015s, n=16177, sd=20}
Rxb6 {-0.15/11 0.022s, n=21959, sd=21} 23. Ra7 {+0.04/11 0.013s, n=13894, sd=11}
Nb5 {-0.08/10 0.011s, n=12181, sd=17} 24. Bxb5 {+0.06/11 0.015s, n=16293, sd=21}
Bxb5 {-0.05/11 0.019s, n=17021, sd=23}
25. Kd2 {+0.19/11 0.015s, n=17735, sd=17, Black makes an illegal move: e8h8} 1-0