MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "218"]
[White "Heimdall-base"]
[Black "Heimdall-dev"]
[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 "rnbqk1nr/p1pp1ppp/8/1pb1p3/2P5/3P1PP1/PP2P2P/RNBQKBNR w KQkq - 1 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:07:12 +0000"]
[GameEndTime "2026-09-14T16:07:13 +0000"]
[PlyCount "38"]
[Termination "illegal move"]
[TimeControl "-"]

5. cxb5 {-0.21/10 0.026s, n=24733, sd=15} a6 {+0.06/9 0.022s, n=21616, sd=15}
6. Bg2 {-0.11/10 0.013s, n=13394, sd=12} Bb7 {+0.33/11 0.028s, n=24063, sd=17}
7. bxa6 {-0.55/9 0.014s, n=13852, sd=13} Nxa6 {+0.80/12 0.056s, n=50063, sd=21}
8. e3 {-0.21/10 0.016s, n=13460, sd=15} Ne7 {+0.28/9 0.033s, n=29932, sd=14}
9. Ne2 {-0.50/10 0.016s, n=15067, sd=15} Nb4 {+0.46/10 0.019s, n=18884, sd=17}
10. a3 {-0.73/11 0.040s, n=32648, sd=17} Nf5 {+0.49/11 0.028s, n=25274, sd=17}
11. Nbc3 {-0.56/13 0.034s, n=29540, sd=20} Bxe3 {+0.81/9 0.022s, n=15161, sd=18}
12. Bh3 {-0.76/11 0.016s, n=17939, sd=24} Qg5 {+1.15/9 0.019s, n=17372, sd=14}
13. Ne4 {-0.52/9 0.021s, n=17618, sd=15} Bxe4 {+0.04/9 0.015s, n=13249, sd=16}
14. dxe4 {-0.50/11 0.030s, n=25303, sd=24} Nd4 {+0.56/11 0.017s, n=14958, sd=17}
15. Nxd4 {-0.26/10 0.015s, n=14059, sd=14}
exd4 {+0.52/11 0.025s, n=24502, sd=19} 16. Kf1 {+0.08/10 0.030s, n=27602, sd=25}
Qb5+ {+0.22/8 0.016s, n=13043, sd=19} 17. Kg2 {+0.26/10 0.010s, n=12542, sd=17}
Nd3 {+0.28/11 0.015s, n=15497, sd=18} 18. a4 {+0.83/11 0.025s, n=24888, sd=26}
Qa6 {-1.26/10 0.018s, n=19370, sd=14} 19. Bxe3 {+2.21/11 0.021s, n=16797, sd=20}
dxe3 {-1.32/9 0.013s, n=15012, sd=19} 20. Ra3 {+2.71/11 0.029s, n=30474, sd=19}
Ne5 {-1.24/10 0.012s, n=12233, sd=16} 21. f4 {+2.42/9 0.014s, n=13833, sd=18}
Rb8 {-0.50/10 0.015s, n=14608, sd=17} 22. Qc2 {+0.64/8 0.020s, n=12262, sd=15}
Nc4 {+0.16/10 0.015s, n=14641, sd=21}
23. Rb3 {+0.99/9 0.013s, n=13064, sd=14, Black makes an illegal move: e8h8} 1-0