MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "872"]
[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 "rnbqk1r1/pppp1ppp/5n2/4p3/2P2P2/b3P3/PPQP2PP/RNB1KBNR w KQq - 2 5"]
[GameDuration "00:00:22"]
[GameStartTime "2026-09-14T14:53:20 +0000"]
[GameEndTime "2026-09-14T14:53:43 +0000"]
[PlyCount "51"]
[Termination "illegal move"]
[TimeControl "-"]

5. fxe5 {+7.75/9 0.034s, n=27468, sd=14} d6 {-7.66/8 0.025s, n=21688, sd=13}
6. exf6 {+7.96/10 0.042s, n=35861, sd=17} Qxf6 {-7.67/9 0.032s, n=23008, sd=19}
7. Nf3 {+7.61/9 0.032s, n=26739, sd=17} Nc6 {-7.61/8 0.025s, n=19723, sd=15}
8. Nxa3 {+8.11/9 0.043s, n=35282, sd=12} Bf5 {-7.84/9 0.057s, n=48931, sd=15}
9. d3 {+8.14/8 0.049s, n=34928, sd=14} Ne5 {-8.18/8 0.081s, n=63566, sd=17}
10. Nxe5 {+8.39/8 0.046s, n=36017, sd=14} Qh4+ {-8.15/7 0.048s, n=34315, sd=12}
11. g3 {+8.24/7 0.014s, n=12425, sd=10} Qd4 {-8.43/7 0.046s, n=37350, sd=12}
12. Nxf7 {+8.80/7 0.017s, n=13172, sd=10} a6 {-8.75/6 0.096s, n=71644, sd=10}
13. Nb5 {+9.08/6 0.122s, n=88018, sd=11} Rf8 {-9.19/6 0.043s, n=32095, sd=11}
14. exd4 {+9.31/6 9.619s, n=8000000, sd=7} Rxf7 {-9.11/6 0.016s, n=12834, sd=9}
15. Nxc7+ {+8.91/6 0.028s, n=19158, sd=13} Ke7 {-9.12/5 0.054s, n=42653, sd=12}
16. Bg5+ {+9.40/7 0.028s, n=20474, sd=16} Kf8 {-9.31/6 0.472s, n=367190, sd=9}
17. Be7+ {+9.61/7 0.049s, n=36110, sd=13} Kg8 {-9.46/6 0.029s, n=23207, sd=11}
18. Bxd6 {+9.84/9 0.048s, n=36629, sd=14} Rb8 {-9.33/8 4.587s, n=3616396, sd=12}
19. c5 {+9.55/8 5.440s, n=4236102, sd=11} h6 {-9.54/8 1.109s, n=916430, sd=13}
20. Qb3 {+9.83/7 0.081s, n=59582, sd=11} Re8+ {-10.40/7 0.022s, n=18336, sd=14}
21. Nxe8 {+10.35/7 0.017s, n=15162, sd=20} Bg4 {-10.17/8 0.025s, n=23301, sd=14}
22. Qxf7+ {+10.12/8 0.019s, n=15991, sd=15}
Kxf7 {-10.08/8 0.023s, n=22367, sd=16} 23. Nc7 {+9.81/8 0.012s, n=13528, sd=12}
Kg8 {-9.78/8 0.018s, n=20040, sd=12} 24. Be2 {+9.78/8 0.012s, n=13020, sd=13}
Be6 {-9.81/8 0.012s, n=13131, sd=13} 25. Nxe6 {+10.29/9 0.016s, n=15402, sd=10}
Kh7 {-10.61/8 0.038s, n=40490, sd=15} 26. Nd8 {+10.56/9 0.013s, n=15794, sd=11}
g5 {-10.55/8 0.026s, n=29441, sd=13} 27. Be5 {+10.56/9 0.018s, n=12980, sd=15}
g4 {-10.72/8 0.024s, n=26644, sd=14} 28. Nxb7 {+10.90/9 0.021s, n=22289, sd=17}
h5 {-11.17/9 0.080s, n=74078, sd=20} 29. Nd6 {+11.06/9 0.021s, n=24674, sd=16}
Kg8 {-10.86/8 0.022s, n=23098, sd=13, White makes an illegal move: e1h1} 0-1