MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "404"]
[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 "rnbqkbnr/1p1pp2p/p1p2p2/6p1/8/2P1PN2/PP1P1PPP/RNBQKB1R b KQkq - 1 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:00:20 +0000"]
[GameEndTime "2026-09-14T16:00:21 +0000"]
[PlyCount "38"]
[Termination "illegal move"]
[TimeControl "-"]

5... d5 {-0.60/9 0.015s, n=15125, sd=13} 6. d4 {+0.76/9 0.025s, n=23014, sd=14}
e5 {-0.62/9 0.024s, n=23382, sd=14} 7. c4 {+0.63/9 0.025s, n=21296, sd=16}
e4 {+0.12/10 0.023s, n=21418, sd=15} 8. Nfd2 {+0.72/10 0.020s, n=18333, sd=15}
h5 {-0.53/9 0.017s, n=17679, sd=14} 9. Be2 {+0.97/9 0.020s, n=16673, sd=15}
g4 {-0.66/10 0.028s, n=26944, sd=15} 10. h3 {-0.05/7 0.014s, n=14007, sd=13}
f5 {-0.10/10 0.013s, n=14138, sd=21} 11. Nc3 {+0.36/10 0.028s, n=25065, sd=15}
Nf6 {+0.12/11 0.055s, n=41901, sd=24} 12. hxg4 {+0.15/10 0.016s, n=15893, sd=17}
fxg4 {-0.05/9 0.013s, n=13149, sd=15} 13. Qc2 {+0.04/10 0.022s, n=16451, sd=15}
Be6 {+0.30/10 0.012s, n=12097, sd=17} 14. f3 {+0.08/9 0.025s, n=22819, sd=19}
exf3 {+0.27/10 0.064s, n=54439, sd=21}
15. gxf3 {+0.26/11 0.031s, n=29215, sd=18} Qd6 {-0.39/9 0.018s, n=15914, sd=16}
16. e4 {+0.65/11 0.046s, n=39505, sd=19} Nbd7 {-0.18/11 0.014s, n=14312, sd=17}
17. exd5 {+0.21/9 0.025s, n=20824, sd=17} cxd5 {-0.60/9 0.016s, n=14754, sd=18}
18. cxd5 {-0.08/11 0.043s, n=33287, sd=28}
Bxd5 {+0.18/10 0.024s, n=21412, sd=23}
19. Nde4 {-0.01/10 0.055s, n=46765, sd=29} Bxe4 {+0.03/9 0.030s, n=20871, sd=23}
20. Nxe4 {0.00/9 0.021s, n=19418, sd=17} Qxd4 {0.00/9 0.049s, n=41739, sd=30}
21. Bd2 {+0.11/9 0.016s, n=12281, sd=13} Nxe4 {+1.30/10 0.017s, n=16995, sd=15}
22. fxe4 {-0.18/10 0.026s, n=22643, sd=20} Bg7 {+1.57/9 0.018s, n=16304, sd=17}
23. e5 {-1.57/8 0.020s, n=17392, sd=15}
Bxe5 {+2.20/9 0.017s, n=13284, sd=18, White makes an illegal move: e1a1} 0-1