MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "873"]
[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 "1nbqkbnr/2ppp1pp/rp3p2/p7/5P2/2P4N/PP1PPKPP/RNBQ1B1R w k - 1 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T11:55:07 -0400"]
[GameEndTime "2026-09-14T11:55:08 -0400"]
[PlyCount "38"]
[Termination "illegal move"]
[TimeControl "-"]

5. e4 {+1.77/11 0.018s, n=21914, sd=18} Ra8 {-1.90/8 0.013s, n=14379, sd=13}
6. d4 {+2.32/9 0.024s, n=21540, sd=13} Nh6 {-2.21/8 0.045s, n=45245, sd=13}
7. f5 {+2.38/10 0.020s, n=22448, sd=16} g6 {-2.49/9 0.017s, n=19002, sd=14}
8. Bc4 {+2.34/9 0.024s, n=20506, sd=15} e5 {-2.37/10 0.021s, n=23675, sd=16}
9. Re1 {+2.31/9 0.023s, n=19703, sd=15} Nc6 {-2.38/9 0.021s, n=23094, sd=15}
10. Na3 {+2.34/8 0.011s, n=13208, sd=11} Ba6 {-2.39/9 0.017s, n=13429, sd=12}
11. Bxa6 {+2.67/9 0.010s, n=12143, sd=10} Rxa6 {-2.09/9 0.014s, n=17434, sd=15}
12. Nb5 {+2.19/9 0.018s, n=19838, sd=16} a4 {-1.69/9 0.022s, n=20023, sd=15}
13. Qe2 {+1.96/9 0.015s, n=17568, sd=11} Ra5 {-1.63/9 0.011s, n=14048, sd=13}
14. Kg1 {+1.64/7 0.011s, n=12966, sd=12} Nf7 {-1.93/8 0.016s, n=12406, sd=17}
15. Nf2 {+1.91/8 0.024s, n=22945, sd=13} Nd6 {-1.75/10 0.021s, n=17329, sd=14}
16. Nxd6+ {+2.22/11 0.041s, n=38365, sd=21}
Bxd6 {-1.97/9 0.014s, n=17630, sd=19} 17. Bd2 {+2.15/11 0.022s, n=25957, sd=17}
Qe7 {-1.76/9 0.015s, n=15873, sd=14} 18. d5 {+1.59/11 0.025s, n=32736, sd=19}
Nd8 {-2.09/10 0.014s, n=18281, sd=16} 19. b4 {+1.52/10 0.010s, n=13595, sd=17}
axb3 {-1.87/11 0.024s, n=25165, sd=17}
20. axb3 {+1.86/10 0.014s, n=18841, sd=19} Nf7 {-1.80/10 0.021s, n=21075, sd=14}
21. Rxa5 {+1.74/7 0.011s, n=12606, sd=15} bxa5 {-1.67/11 0.010s, n=15190, sd=17}
22. Ra1 {+1.69/10 0.019s, n=24498, sd=17} Bc5 {-1.73/10 0.015s, n=15205, sd=15}
23. Rxa5 {+1.70/9 0.015s, n=23127, sd=15, Black makes an illegal move: e8h8} 1-0