MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "69"]
[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 "rnbqkbnr/1p1ppp2/2p4p/p5p1/P6P/R7/1PPPPPP1/1NBQKBNR b Kkq - 1 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:06:16 +0000"]
[GameEndTime "2026-09-14T16:06:17 +0000"]
[PlyCount "47"]
[Termination "illegal move"]
[TimeControl "-"]

5... g4 {-0.01/8 0.025s, n=19995, sd=15} 6. e4 {+0.01/10 0.019s, n=17370, sd=18}
e5 {+0.56/11 0.016s, n=15975, sd=18} 7. d4 {+0.07/10 0.012s, n=12284, sd=8}
Bb4+ {-0.06/9 0.034s, n=26604, sd=15} 8. c3 {+0.08/10 0.014s, n=14610, sd=18}
Bxa3 {-0.06/11 0.023s, n=22193, sd=20} 9. Nxa3 {+1.09/10 0.015s, n=16769, sd=13}
d5 {+0.24/11 0.020s, n=18968, sd=19} 10. exd5 {0.00/9 0.025s, n=16379, sd=15}
Qxd5 {+0.18/10 0.013s, n=14024, sd=19} 11. Nc4 {-0.55/10 0.035s, n=30670, sd=19}
Be6 {+0.14/10 0.024s, n=26122, sd=23} 12. Nb6 {-0.40/11 0.033s, n=27209, sd=20}
Qe4+ {-0.03/10 0.013s, n=14807, sd=24} 13. Qe2 {-0.13/10 0.019s, n=20149, sd=19}
Qxe2+ {-0.04/9 0.010s, n=12061, sd=20}
14. Bxe2 {-0.04/11 0.018s, n=20456, sd=19} Ra7 {+0.07/11 0.017s, n=17549, sd=16}
15. dxe5 {-0.09/11 0.020s, n=19093, sd=22} Nd7 {-0.07/11 0.015s, n=18294, sd=20}
16. Nxd7 {0.00/11 0.019s, n=20509, sd=17} Bxd7 {+0.01/10 0.024s, n=23873, sd=17}
17. h5 {+0.14/10 0.012s, n=14932, sd=15} Ne7 {-0.19/11 0.055s, n=52526, sd=17}
18. f3 {+0.28/10 0.018s, n=19053, sd=22} Nf5 {-0.38/10 0.013s, n=14416, sd=15}
19. Bf4 {+0.29/10 0.011s, n=13418, sd=13} g3 {-0.46/10 0.028s, n=27358, sd=17}
20. Bd3 {+0.20/11 0.014s, n=16277, sd=17} b5 {-0.08/12 0.014s, n=17867, sd=15}
21. axb5 {+0.11/10 0.010s, n=12410, sd=16}
cxb5 {+0.27/12 0.017s, n=22006, sd=20}
22. Bxf5 {-0.15/11 0.036s, n=37622, sd=17}
Bxf5 {+0.19/12 0.024s, n=28754, sd=22} 23. Ne2 {+0.07/11 0.022s, n=26526, sd=18}
b4 {+0.20/12 0.022s, n=26530, sd=21} 24. Nxg3 {-0.01/9 0.010s, n=12434, sd=14}
bxc3 {+1.57/10 0.017s, n=15023, sd=15}
25. Nxf5 {+0.92/11 0.009s, n=13443, sd=15}
cxb2 {-0.26/10 0.020s, n=23978, sd=19} 26. Kd2 {+0.39/11 0.009s, n=12769, sd=18}
a4 {-0.52/8 0.011s, n=13900, sd=15} 27. Kc2 {+0.51/11 0.014s, n=19216, sd=19}
a3 {-0.40/10 0.013s, n=16674, sd=16}
28. Kb1 {+0.20/10 0.033s, n=34548, sd=24, Black makes an illegal move: e8h8} 1-0