MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "848"]
[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 "rnbqkb1r/ppp1pnpp/3p4/1P3p2/6P1/5N1P/P1PPPP2/RNBQKB1R b KQkq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T11:31:22 -0400"]
[GameEndTime "2026-09-14T11:31:23 -0400"]
[PlyCount "54"]
[Termination "illegal move"]
[TimeControl "-"]

5... fxg4 {+1.34/10 0.013s, n=16052, sd=15}
6. hxg4 {-1.26/9 0.018s, n=19818, sd=13} a6 {+1.68/9 0.010s, n=12836, sd=15}
7. c4 {-1.31/9 0.027s, n=24969, sd=14} axb5 {+1.82/9 0.013s, n=16327, sd=13}
8. cxb5 {-1.56/8 0.017s, n=13231, sd=14} Bxg4 {+1.37/8 0.018s, n=13925, sd=17}
9. Qc2 {-1.46/9 0.019s, n=14990, sd=13} g6 {+1.31/9 0.025s, n=26577, sd=14}
10. Bb2 {-0.91/9 0.016s, n=12362, sd=12} e5 {+1.07/9 0.011s, n=12876, sd=14}
11. Bg2 {-1.04/9 0.026s, n=25213, sd=20} Nd7 {+1.09/9 0.036s, n=32177, sd=14}
12. Nh4 {-1.17/9 0.025s, n=26447, sd=16} Nc5 {+0.98/9 0.028s, n=32468, sd=15}
13. d4 {-0.53/10 0.009s, n=12528, sd=15} exd4 {-0.09/10 0.017s, n=19928, sd=18}
14. Bxd4 {-0.02/10 0.019s, n=21448, sd=16} Ne5 {-0.13/11 0.036s, n=33237, sd=20}
15. Nc3 {+0.43/11 0.019s, n=21866, sd=16} Bg7 {-0.76/9 0.018s, n=22146, sd=16}
16. Bxc5 {+0.72/9 0.020s, n=16352, sd=17} dxc5 {-0.80/9 0.015s, n=15928, sd=16}
17. Rd1 {+1.04/10 0.018s, n=14905, sd=14} Qg5 {-0.76/9 0.031s, n=32605, sd=18}
18. Bxb7 {+0.50/9 0.010s, n=12129, sd=18} Rd8 {-0.62/9 0.010s, n=12757, sd=19}
19. Rxd8+ {+0.93/9 0.014s, n=14959, sd=15} Qxd8 {-0.57/9 0.028s, n=28626, sd=23}
20. Bd5 {+1.03/10 0.042s, n=45514, sd=19} Qd6 {-0.39/9 0.013s, n=14650, sd=12}
21. Ng2 {+0.80/9 0.022s, n=19360, sd=14} Bf5 {-0.16/10 0.023s, n=18470, sd=17}
22. Qc1 {+0.41/8 0.013s, n=13914, sd=17} Ng4 {+0.08/9 0.030s, n=29622, sd=20}
23. Bc6+ {+0.33/9 0.025s, n=22801, sd=18} Kf7 {0.00/9 0.015s, n=12496, sd=23}
24. Ne3 {-0.05/9 0.015s, n=16104, sd=20} Nxe3 {+0.05/8 0.026s, n=27982, sd=14}
25. Qxe3 {-0.18/10 0.015s, n=16676, sd=18} Bd4 {+0.42/9 0.012s, n=12951, sd=14}
26. Qc1 {-0.36/10 0.020s, n=22713, sd=20} Qe5 {+0.49/9 0.012s, n=13465, sd=17}
27. Nd1 {+0.25/10 0.015s, n=17375, sd=16} c4 {+0.24/11 0.018s, n=21267, sd=13}
28. Qxc4+ {+0.05/9 0.013s, n=14987, sd=18} Kg7 {-0.15/9 0.018s, n=22181, sd=19}
29. a4 {-0.13/10 0.040s, n=37502, sd=19} Rd8 {-0.12/10 0.036s, n=33368, sd=17}
30. Qc1 {+0.34/11 0.017s, n=16696, sd=19} Bb6 {-0.22/9 0.011s, n=12935, sd=16}
31. Qh6+ {+0.19/9 0.013s, n=14825, sd=17}
Kf7 {-0.05/10 0.020s, n=19878, sd=20, White makes an illegal move: e1h1} 0-1