MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "277"]
[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 "rn1qkb1r/ppp1pppp/7n/3p4/PP2P3/6Pb/2PP1P1P/RNBQKBNR b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T12:22:45 -0400"]
[GameEndTime "2026-09-14T12:22:46 -0400"]
[PlyCount "41"]
[Termination "illegal move"]
[TimeControl "-"]

5... Bxf1 {+1.45/10 0.014s, n=17194, sd=15}
6. Kxf1 {-1.09/9 0.021s, n=16022, sd=14} e6 {+1.18/9 0.018s, n=21247, sd=15}
7. Qe2 {-0.55/11 0.014s, n=13594, sd=12} Nc6 {+0.22/9 0.030s, n=34457, sd=13}
8. c3 {+0.08/10 0.022s, n=24847, sd=12} Ng8 {+0.11/9 0.023s, n=25154, sd=17}
9. Nf3 {+0.18/10 0.013s, n=16866, sd=16} dxe4 {-0.50/11 0.016s, n=19661, sd=18}
10. Qxe4 {+0.25/9 0.016s, n=12909, sd=12} g5 {-0.71/12 0.045s, n=48936, sd=18}
11. h3 {+0.64/9 0.016s, n=13417, sd=11} Nf6 {-0.21/10 0.010s, n=12278, sd=15}
12. Qe2 {+0.74/10 0.016s, n=14258, sd=14} Qd5 {-0.42/11 0.025s, n=26249, sd=16}
13. d3 {0.00/10 0.052s, n=44156, sd=15} Ne5 {0.00/11 0.012s, n=13849, sd=7}
14. Qxe5 {+0.12/15 0.050s, n=48439, sd=20} Qxf3 {-0.20/9 0.009s, n=12208, sd=15}
15. Kg1 {+0.03/11 0.022s, n=27597, sd=21} Bd6 {+0.21/9 0.011s, n=12481, sd=14}
16. Qe3 {+0.13/10 0.016s, n=20180, sd=15} Qxe3 {+0.06/10 0.017s, n=20582, sd=16}
17. Bxe3 {-0.06/10 0.025s, n=24872, sd=17} h6 {+0.01/9 0.012s, n=15753, sd=14}
18. Na3 {+0.01/9 0.012s, n=12707, sd=13} Nd5 {-0.10/9 0.013s, n=17079, sd=13}
19. Bd2 {+0.20/9 0.009s, n=12137, sd=12} Be7 {-0.11/8 0.010s, n=12595, sd=13}
20. Kg2 {+0.18/9 0.010s, n=14326, sd=15} a5 {+0.02/10 0.010s, n=13502, sd=17}
21. bxa5 {+0.53/11 0.016s, n=15810, sd=14}
Rxa5 {+0.06/10 0.015s, n=18184, sd=19} 22. c4 {+0.50/10 0.017s, n=17263, sd=15}
Nb4 {-0.48/11 0.016s, n=22602, sd=21} 23. Nb5 {+0.38/9 0.012s, n=16757, sd=13}
c5 {-0.56/12 0.019s, n=22837, sd=17} 24. d4 {+0.77/10 0.014s, n=12229, sd=13}
b6 {-0.79/11 0.026s, n=34282, sd=18}
25. d5 {+0.98/9 0.019s, n=17198, sd=17, Black makes an illegal move: e8h8} 1-0