MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "978"]
[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 "rnbqkbnr/1ppp2pp/4pp2/p7/5P1P/2N5/PPPPP1PN/R1BQKB1R b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T13:40:34 +0000"]
[GameEndTime "2026-09-14T13:40:35 +0000"]
[PlyCount "37"]
[Termination "illegal move"]
[TimeControl "-"]

5... f5 {+0.27/9 0.015s, n=13627, sd=12} 6. g3 {-0.17/10 0.015s, n=13661, sd=15}
d5 {+0.26/9 0.021s, n=17595, sd=16} 7. e3 {-0.52/9 0.032s, n=25976, sd=16}
a4 {+0.32/9 0.018s, n=14711, sd=11} 8. b3 {-0.33/9 0.039s, n=32237, sd=16}
axb3 {+0.73/10 0.022s, n=18734, sd=14} 9. cxb3 {-0.90/10 0.047s, n=38171, sd=17}
Nf6 {+0.79/9 0.014s, n=12662, sd=13} 10. Bb2 {-0.74/10 0.024s, n=20095, sd=16}
Be7 {+0.96/9 0.019s, n=14830, sd=14} 11. g4 {-0.16/9 0.026s, n=21328, sd=14}
d4 {+0.85/9 0.023s, n=18227, sd=17} 12. g5 {-1.21/10 0.024s, n=20044, sd=18}
dxc3 {+1.60/10 0.013s, n=12158, sd=16}
13. Bxc3 {-0.34/11 0.023s, n=20500, sd=22}
Nbd7 {+0.24/10 0.032s, n=27102, sd=16} 14. gxf6 {-0.25/9 0.024s, n=18571, sd=16}
Bxf6 {+0.54/11 0.040s, n=30926, sd=19} 15. Nf3 {-0.21/9 0.017s, n=13549, sd=14}
Bxc3 {+0.23/9 0.027s, n=21364, sd=15} 16. dxc3 {-0.61/9 0.027s, n=21277, sd=17}
Qe7 {+0.53/10 0.032s, n=25105, sd=16} 17. h5 {-0.69/10 0.097s, n=71968, sd=19}
e5 {+0.41/10 0.017s, n=14982, sd=16} 18. fxe5 {+0.01/10 0.019s, n=15238, sd=19}
Nxe5 {+0.79/11 0.012s, n=12474, sd=18}
19. Nxe5 {-0.30/10 0.022s, n=19588, sd=21}
Qxe5 {+0.91/11 0.027s, n=23018, sd=19} 20. Qd4 {-0.11/9 0.022s, n=20049, sd=15}
Qg3+ {+0.76/10 0.017s, n=16295, sd=20} 21. Kd2 {-0.19/8 0.014s, n=12152, sd=17}
Be6 {+0.68/13 0.020s, n=18898, sd=21} 22. Qf4 {-0.18/10 0.017s, n=17930, sd=17}
Qg4 {+0.47/11 0.059s, n=58125, sd=19}
23. Kc2 {+0.17/9 0.013s, n=12672, sd=14, Black makes an illegal move: e8a8} 1-0