MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "425"]
[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/ppp1ppp1/7p/3p4/3P4/5NP1/PPP1PP1P/RNBQKBR1 w Qkq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:37:26 +0000"]
[GameEndTime "2026-09-14T13:37:28 +0000"]
[PlyCount "48"]
[Termination "illegal move"]
[TimeControl "-"]

5. c4 {+0.35/8 0.044s, n=25238, sd=12} c6 {-0.76/9 0.032s, n=18463, sd=16}
6. Nc3 {+0.70/8 0.018s, n=16027, sd=11} Nf6 {-0.62/9 0.056s, n=32341, sd=12}
7. c5 {+0.66/8 0.016s, n=13831, sd=10} b6 {+0.16/9 0.022s, n=17451, sd=14}
8. b4 {-0.25/10 0.043s, n=37063, sd=19} a5 {+0.79/9 0.014s, n=12639, sd=13}
9. Qa4 {-0.69/9 0.035s, n=30473, sd=15} Ne4 {+0.86/7 0.016s, n=13040, sd=11}
10. Bb2 {-0.25/9 0.016s, n=12938, sd=14} b5 {+0.28/10 0.037s, n=26117, sd=19}
11. Qb3 {-0.66/10 0.015s, n=13549, sd=14} axb4 {+0.34/11 0.026s, n=22389, sd=20}
12. Nxe4 {-0.45/10 0.017s, n=14656, sd=15}
dxe4 {+0.32/10 0.013s, n=12293, sd=19} 13. Nd2 {-0.73/9 0.020s, n=13261, sd=12}
Be6 {+0.70/10 0.030s, n=24647, sd=20} 14. Qxb4 {-0.70/9 0.026s, n=21606, sd=15}
Bf5 {-0.22/9 0.034s, n=28152, sd=16} 15. a4 {+1.37/10 0.019s, n=16957, sd=17}
Na6 {-2.05/9 0.027s, n=22766, sd=14} 16. Qb3 {+1.90/9 0.014s, n=13506, sd=15}
Be6 {-1.11/11 0.013s, n=13019, sd=16} 17. Qd1 {+1.81/11 0.027s, n=24540, sd=17}
Bd5 {-1.34/10 0.017s, n=15259, sd=16} 18. axb5 {+1.48/11 0.017s, n=16545, sd=17}
cxb5 {-2.03/10 0.016s, n=15392, sd=18} 19. Qb1 {+1.55/11 0.073s, n=56002, sd=18}
e6 {-1.63/8 0.017s, n=13040, sd=12} 20. e3 {+1.45/11 0.026s, n=22903, sd=17}
Nc7 {-1.66/10 0.030s, n=20429, sd=20} 21. Nxe4 {+0.92/10 0.021s, n=19845, sd=18}
Be7 {-0.93/10 0.014s, n=13867, sd=22} 22. Rxa8 {+0.94/9 0.020s, n=15987, sd=13}
Qxa8 {-0.69/10 0.027s, n=23595, sd=21} 23. Nd6+ {+2.09/9 0.020s, n=17075, sd=15}
Bxd6 {-0.62/10 0.014s, n=13950, sd=25}
24. cxd6 {+1.26/10 0.019s, n=18876, sd=23}
Qa5+ {-0.59/11 0.015s, n=17862, sd=19} 25. Ke2 {+1.79/11 0.032s, n=25022, sd=23}
Na8 {-0.89/10 0.010s, n=12874, sd=19} 26. e4 {+1.37/10 0.020s, n=18612, sd=18}
Bc4+ {-0.93/11 0.044s, n=37680, sd=21} 27. Kf3 {+0.94/9 0.018s, n=12197, sd=14}
Nb6 {-1.23/12 0.057s, n=50361, sd=21}
28. d5 {+1.63/11 0.045s, n=38100, sd=19, Black makes an illegal move: e8h8} 1-0