MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1135"]
[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 "rnbqkb1r/p2pppp1/2p4n/1p5p/P6P/2NP1N2/1PP1PPP1/R1BQKB1R b KQkq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T10:43:55 -0400"]
[GameEndTime "2026-09-14T10:43:56 -0400"]
[PlyCount "55"]
[Termination "illegal move"]
[TimeControl "-"]

5... b4 {-0.16/10 0.023s, n=20679, sd=17}
6. Na2 {+0.19/9 0.011s, n=12602, sd=12} c5 {-0.22/9 0.010s, n=13021, sd=13}
7. d4 {+0.21/9 0.020s, n=17341, sd=13} cxd4 {-0.28/9 0.015s, n=16163, sd=13}
8. Nxd4 {+0.28/10 0.022s, n=19191, sd=14} Qb6 {-0.15/10 0.036s, n=34685, sd=17}
9. c3 {+0.09/8 0.017s, n=12209, sd=17} a5 {-0.22/10 0.023s, n=18507, sd=13}
10. Nb5 {+0.43/9 0.018s, n=18850, sd=15} Nc6 {-0.24/9 0.022s, n=20175, sd=13}
11. Be3 {+1.03/10 0.019s, n=16679, sd=14} Qb8 {-0.36/10 0.038s, n=34198, sd=20}
12. cxb4 {+0.69/9 0.009s, n=12192, sd=13} Ng4 {-0.34/11 0.030s, n=28842, sd=17}
13. Bd2 {+0.26/9 0.015s, n=12117, sd=14} axb4 {-0.39/11 0.012s, n=15937, sd=17}
14. Nxb4 {+0.68/11 0.016s, n=15067, sd=15} e6 {-0.65/11 0.035s, n=34808, sd=19}
15. Nd3 {+0.39/10 0.022s, n=24911, sd=17} Na7 {-0.69/9 0.014s, n=12027, sd=15}
16. Nc3 {+0.81/10 0.013s, n=14858, sd=7} Ba6 {-0.58/9 0.020s, n=16327, sd=12}
17. e3 {+0.69/10 0.016s, n=13935, sd=15} Nc6 {-0.77/10 0.010s, n=13632, sd=17}
18. Nb5 {+1.01/10 0.019s, n=16017, sd=16} Bxb5 {-0.59/10 0.017s, n=13735, sd=23}
19. axb5 {+0.66/11 0.015s, n=17305, sd=21}
Rxa1 {-0.69/11 0.018s, n=17709, sd=20}
20. Qxa1 {+0.66/11 0.026s, n=23346, sd=24}
Qxb5 {-0.60/11 0.024s, n=24191, sd=23} 21. Qa8+ {+0.47/9 0.016s, n=13920, sd=15}
Nd8 {-0.44/11 0.014s, n=15287, sd=19} 22. Bc3 {+0.46/11 0.030s, n=29888, sd=18}
Nf6 {-0.49/11 0.015s, n=20271, sd=24} 23. Be2 {+0.48/9 0.014s, n=16516, sd=12}
Be7 {-0.51/10 0.011s, n=13990, sd=14} 24. Ne5 {+0.97/10 0.027s, n=14739, sd=13}
Qd5 {-0.18/9 0.019s, n=15496, sd=16} 25. Qa4 {+0.53/9 0.012s, n=15753, sd=16}
Ne4 {-0.17/11 0.021s, n=25177, sd=24} 26. Nxd7 {+2.97/11 0.009s, n=13615, sd=16}
Qc6 {-2.75/10 0.010s, n=14121, sd=19} 27. Qxc6 {+2.52/11 0.024s, n=30932, sd=20}
Nxc6 {-2.31/11 0.019s, n=26826, sd=20} 28. Bf3 {+2.06/10 0.011s, n=13167, sd=19}
f5 {-2.00/11 0.027s, n=38291, sd=21} 29. Bxe4 {+2.08/9 0.011s, n=15310, sd=15}
fxe4 {-2.12/10 0.012s, n=19289, sd=17} 30. Nb6 {+2.04/9 0.013s, n=12751, sd=16}
Bf6 {-1.97/10 0.010s, n=13757, sd=17} 31. Na4 {+2.50/9 0.018s, n=18297, sd=12}
Be7 {-2.30/9 0.020s, n=18066, sd=13}
32. Ke2 {+2.38/9 0.014s, n=12903, sd=16, Black makes an illegal move: e8h8} 1-0