MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "856"]
[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 "rnb1kbnr/p1p2ppp/1p1q4/3pp1B1/P7/3P3P/1PP1PPP1/RN1QKBNR w KQkq - 2 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T16:01:25 +0000"]
[GameEndTime "2026-09-14T16:01:26 +0000"]
[PlyCount "51"]
[Termination "illegal move"]
[TimeControl "-"]

5. Nc3 {-0.85/8 0.017s, n=13381, sd=11} Nc6 {+1.11/8 0.015s, n=12240, sd=12}
6. e4 {-0.58/9 0.015s, n=13111, sd=20} d4 {+0.65/8 0.015s, n=12502, sd=15}
7. Nb5 {-0.45/10 0.025s, n=20526, sd=20} Qd7 {+0.36/9 0.025s, n=21947, sd=18}
8. Qg4 {-0.48/8 0.014s, n=13150, sd=14} Bb4+ {+0.38/8 0.013s, n=12287, sd=20}
9. c3 {-0.04/9 0.036s, n=28804, sd=20} dxc3 {+1.30/10 0.034s, n=30730, sd=16}
10. bxc3 {+0.10/11 0.021s, n=21308, sd=20} a6 {-0.41/10 0.057s, n=50081, sd=21}
11. Bd2 {-0.01/11 0.023s, n=22133, sd=22} f5 {+0.30/12 0.009s, n=13599, sd=18}
12. Qxf5 {+0.14/11 0.010s, n=12141, sd=19}
axb5 {+0.27/10 0.011s, n=12096, sd=17}
13. Qxd7+ {-0.15/10 0.018s, n=18821, sd=23}
Bxd7 {+0.22/11 0.022s, n=21270, sd=21} 14. cxb4 {0.00/11 0.017s, n=16651, sd=20}
Nd4 {0.00/11 0.025s, n=24915, sd=20} 15. Rc1 {+0.12/10 0.019s, n=19859, sd=21}
bxa4 {-0.01/10 0.017s, n=14294, sd=15} 16. Nf3 {+0.18/9 0.014s, n=14866, sd=16}
Nb3 {+0.22/11 0.012s, n=12116, sd=21} 17. Rc2 {+0.11/11 0.016s, n=16824, sd=18}
a3 {+0.14/11 0.019s, n=19820, sd=18} 18. Ra2 {-0.18/10 0.023s, n=22499, sd=16}
Be6 {+0.30/10 0.016s, n=13606, sd=19} 19. Ng5 {-0.12/10 0.013s, n=12959, sd=17}
Kd7 {+0.37/10 0.016s, n=16535, sd=18} 20. Bc3 {-0.48/10 0.033s, n=31991, sd=20}
Ne7 {+0.52/9 0.015s, n=14343, sd=14} 21. Bxe5 {-0.70/10 0.024s, n=21298, sd=22}
Nc6 {+0.15/10 0.020s, n=19855, sd=24} 22. Bc3 {-0.29/10 0.021s, n=18755, sd=20}
Ncd4 {+0.49/10 0.019s, n=18823, sd=18} 23. f4 {0.00/8 0.014s, n=13936, sd=17}
Nc1 {+0.11/10 0.021s, n=14324, sd=19} 24. Rxa3 {-0.42/8 0.013s, n=13235, sd=15}
Rxa3 {+0.26/10 0.015s, n=14950, sd=22}
25. Bxd4 {-0.18/10 0.018s, n=17782, sd=20}
Nxd3+ {+0.30/11 0.033s, n=30820, sd=23}
26. Bxd3 {-0.40/11 0.020s, n=14950, sd=21}
Rxd3 {+0.43/11 0.018s, n=19651, sd=19}
27. Bxg7 {-0.28/12 0.014s, n=15856, sd=23} Rg8 {+0.03/12 0.026s, n=28651, sd=21}
28. Be5 {-0.44/10 0.011s, n=12548, sd=17} h6 {+0.08/11 0.031s, n=29338, sd=21}
29. Nxe6 {-0.07/12 0.037s, n=38402, sd=23}
Kxe6 {+0.03/10 0.015s, n=15511, sd=21, White makes an illegal move: e1h1} 0-1