MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "528"]
[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 "rnb1kbnr/pQ3ppp/4p3/2pp4/7q/2P2N2/PP1PPPP1/RNB1KB1R b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T14:51:42 +0000"]
[GameEndTime "2026-09-14T14:51:43 +0000"]
[PlyCount "43"]
[Termination "illegal move"]
[TimeControl "-"]

5... Qxf2+ {+3.58/10 0.020s, n=19943, sd=19}
6. Kxf2 {-3.88/8 0.022s, n=16584, sd=16} Bxb7 {+3.59/10 0.028s, n=28268, sd=18}
7. g4 {-3.05/10 0.039s, n=36740, sd=18} Nf6 {+3.21/9 0.019s, n=19357, sd=15}
8. g5 {-3.17/9 0.018s, n=13944, sd=14} Ne4+ {+3.40/10 0.015s, n=14758, sd=17}
9. Kg2 {-3.21/10 0.016s, n=15816, sd=16} Bd6 {+3.20/11 0.017s, n=17860, sd=16}
10. Rh3 {-3.51/10 0.011s, n=12627, sd=19} Bf4 {+3.35/10 0.015s, n=14814, sd=14}
11. e3 {-3.24/11 0.016s, n=14174, sd=18} Bc7 {+3.10/11 0.012s, n=14706, sd=19}
12. d3 {-3.15/10 0.025s, n=23278, sd=16} Nd6 {+3.22/10 0.015s, n=15105, sd=16}
13. b4 {-3.26/9 0.022s, n=21082, sd=14} cxb4 {+3.07/10 0.042s, n=36636, sd=15}
14. cxb4 {-3.10/9 0.022s, n=21793, sd=16} Nc6 {+3.34/9 0.016s, n=15154, sd=12}
15. Nc3 {-2.96/9 0.016s, n=15817, sd=13} Nxb4 {+3.50/10 0.031s, n=25953, sd=18}
16. Rb1 {-3.42/10 0.027s, n=25119, sd=20} a5 {+3.09/10 0.026s, n=25478, sd=16}
17. a3 {-3.57/9 0.013s, n=13788, sd=16} Nc6 {+2.94/10 0.021s, n=17506, sd=13}
18. Be2 {-3.30/10 0.030s, n=27026, sd=15} Rb8 {+3.65/9 0.014s, n=13345, sd=15}
19. Bb2 {-3.29/9 0.019s, n=18894, sd=15} Ne7 {+3.79/10 0.047s, n=39217, sd=20}
20. Kf2 {-3.11/10 0.025s, n=23824, sd=17} Bc6 {+3.88/10 0.015s, n=15166, sd=13}
21. Ne5 {-3.63/10 0.017s, n=16304, sd=19} Ndf5 {+4.25/11 0.022s, n=20270, sd=15}
22. Nxc6 {-4.13/9 0.012s, n=12354, sd=17} Nxc6 {+3.92/10 0.017s, n=17141, sd=15}
23. Na4 {-3.80/10 0.014s, n=13421, sd=13} d4 {+5.13/10 0.018s, n=18733, sd=15}
24. e4 {-4.88/10 0.026s, n=24691, sd=16} Nfe7 {+5.27/9 0.016s, n=12491, sd=17}
25. Rc1 {-4.93/10 0.027s, n=26654, sd=17} Bf4 {+5.79/10 0.015s, n=15702, sd=14}
26. Rc5 {-5.70/9 0.018s, n=18037, sd=13, Black makes an illegal move: e8h8} 1-0