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 "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 "rnb1kbnr/p1pqpp1p/1p1p4/6p1/2P1P2P/1P5R/P2P1PP1/RNBQKBN1 b Qkq - 2 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:08:18 +0000"]
[GameEndTime "2026-09-14T16:08:19 +0000"]
[PlyCount "38"]
[Termination "illegal move"]
[TimeControl "-"]

5... g4 {+0.91/9 0.024s, n=16692, sd=15} 6. Re3 {-0.48/9 0.012s, n=12120, sd=14}
Bh6 {+0.10/10 0.021s, n=21320, sd=15} 7. d4 {-0.36/10 0.020s, n=20846, sd=12}
Bxe3 {+1.13/9 0.012s, n=12967, sd=12} 8. Bxe3 {-0.14/10 0.021s, n=20145, sd=16}
Nf6 {-0.21/8 0.016s, n=14914, sd=12} 9. Nc3 {-0.51/10 0.034s, n=29944, sd=17}
c5 {+0.21/10 0.016s, n=15388, sd=16} 10. d5 {-0.17/10 0.032s, n=24778, sd=13}
Qc7 {-0.16/9 0.020s, n=20525, sd=13} 11. Nge2 {+0.09/9 0.012s, n=13092, sd=13}
Nh5 {+0.17/9 0.020s, n=21087, sd=12} 12. Nc1 {+0.09/9 0.025s, n=24610, sd=12}
f5 {-0.24/8 0.026s, n=20758, sd=12} 13. Be2 {-0.12/9 0.015s, n=14348, sd=12}
Nf6 {-0.12/9 0.012s, n=12297, sd=12} 14. Bd3 {+0.21/10 0.016s, n=14374, sd=13}
fxe4 {-0.26/9 0.012s, n=12701, sd=13} 15. Nxe4 {+0.07/10 0.022s, n=20694, sd=16}
Nbd7 {-0.17/10 0.032s, n=24593, sd=17} 16. Ne2 {+0.03/10 0.025s, n=23422, sd=13}
Nxe4 {-0.47/11 0.062s, n=54384, sd=19}
17. Bxe4 {+0.27/11 0.014s, n=13679, sd=18} Nf6 {-0.36/12 0.023s, n=22940, sd=19}
18. Bd3 {+0.26/10 0.012s, n=13251, sd=12} e6 {-0.04/9 0.019s, n=19174, sd=13}
19. Qd2 {+0.01/8 0.030s, n=24766, sd=15} exd5 {-0.03/9 0.018s, n=16792, sd=16}
20. cxd5 {-0.23/8 0.022s, n=18232, sd=12} Bb7 {+0.61/10 0.021s, n=18929, sd=9}
21. Bb5+ {+0.73/10 0.032s, n=27661, sd=17} Kd8 {+0.24/8 0.036s, n=30413, sd=17}
22. Bg5 {-0.22/10 0.011s, n=12107, sd=15} Qe7 {+0.53/11 0.015s, n=16097, sd=22}
23. Qc3 {-0.66/9 0.015s, n=15182, sd=17}
Rf8 {+1.33/11 0.018s, n=14143, sd=15, White makes an illegal move: e1a1} 0-1