MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "991"]
[White "Heimdall-dev"]
[Black "Heimdall-base"]
[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 "rnbqkbnr/p2pp1p1/Bpp4p/5p2/4PPP1/1P6/P1PP3P/RNBQK1NR b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:11:45 +0000"]
[GameEndTime "2026-09-14T16:11:46 +0000"]
[PlyCount "36"]
[Termination "illegal move"]
[TimeControl "-"]

5... Nxa6 {+4.74/9 0.013s, n=13660, sd=11}
6. gxf5 {-4.52/11 0.022s, n=21037, sd=15} h5 {+4.69/9 0.015s, n=14448, sd=15}
7. Nc3 {-4.30/9 0.014s, n=13019, sd=16} d5 {+5.31/10 0.028s, n=24104, sd=16}
8. Qe2 {-5.40/8 0.015s, n=15252, sd=12} dxe4 {+5.35/9 0.016s, n=16093, sd=14}
9. Nxe4 {-5.18/8 0.014s, n=13517, sd=14} Nf6 {+5.45/10 0.018s, n=17127, sd=16}
10. Nf3 {-5.69/10 0.018s, n=17956, sd=14} Nxe4 {+5.66/11 0.013s, n=13883, sd=14}
11. Qxe4 {-5.79/10 0.012s, n=14529, sd=18} Qd5 {+5.61/11 0.014s, n=16201, sd=17}
12. Qxd5 {-5.65/11 0.012s, n=14237, sd=20}
cxd5 {+5.26/10 0.039s, n=42264, sd=16} 13. Nd4 {-5.36/12 0.027s, n=30235, sd=20}
Nc5 {+4.87/8 0.012s, n=14974, sd=12} 14. Bb2 {-4.99/9 0.014s, n=14500, sd=14}
Ne4 {+4.79/10 0.031s, n=33624, sd=15} 15. Rg1 {-5.12/10 0.034s, n=36205, sd=15}
Nd6 {+5.23/10 0.015s, n=17123, sd=13} 16. Rg5 {-5.04/9 0.012s, n=13288, sd=11}
Rh6 {+5.19/9 0.021s, n=22082, sd=15} 17. a4 {-4.90/9 0.019s, n=19644, sd=12}
Rf6 {+5.06/9 0.021s, n=21454, sd=14} 18. Rxh5 {-5.62/9 0.024s, n=26834, sd=15}
Nxf5 {+5.15/9 0.015s, n=16613, sd=18} 19. Nb5 {-5.02/11 0.015s, n=18265, sd=19}
Rc6 {+5.30/10 0.014s, n=16810, sd=18} 20. Be5 {-5.17/11 0.013s, n=16559, sd=20}
Kf7 {+5.25/10 0.017s, n=19646, sd=16} 21. Nc7 {-5.36/10 0.010s, n=12130, sd=16}
Rb8 {+5.17/11 0.025s, n=27733, sd=17} 22. Nxd5 {-4.92/11 0.015s, n=18396, sd=22}
Rb7 {+4.99/10 0.017s, n=19082, sd=16, White makes an illegal move: e1a1} 0-1