MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "486"]
[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 "rnbqk2r/p1ppppbp/7n/1p4p1/1P6/2N1P1PN/P1PP1P1P/R1BQKB1R b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T14:51:29 +0000"]
[GameEndTime "2026-09-14T14:51:30 +0000"]
[PlyCount "33"]
[Termination "illegal move"]
[TimeControl "-"]

5... a5 {0.00/9 0.019s, n=12750, sd=13} 6. Rb1 {-0.70/10 0.039s, n=36018, sd=18}
axb4 {+0.01/9 0.017s, n=14603, sd=13} 7. Rxb4 {-0.87/9 0.024s, n=21727, sd=13}
c6 {+0.08/9 0.027s, n=20163, sd=12} 8. Nxg5 {-0.33/10 0.035s, n=29408, sd=17}
d5 {-0.37/9 0.042s, n=34358, sd=14} 9. Bh3 {+0.18/10 0.022s, n=16201, sd=12}
Qd6 {+0.20/10 0.022s, n=19917, sd=14} 10. a3 {+0.23/10 0.025s, n=23035, sd=14}
Bxc3 {+0.01/9 0.021s, n=18856, sd=12} 11. dxc3 {-0.15/11 0.028s, n=21919, sd=20}
Bxh3 {+0.02/11 0.027s, n=24868, sd=18}
12. Nxh3 {-0.16/11 0.023s, n=21107, sd=19} Na6 {+0.10/10 0.021s, n=18037, sd=17}
13. Rh4 {+0.65/12 0.062s, n=53655, sd=20} Nf5 {+0.12/10 0.013s, n=12338, sd=14}
14. Rf4 {+0.72/10 0.033s, n=30028, sd=15} Qg6 {-0.56/10 0.067s, n=54748, sd=19}
15. a4 {+0.62/11 0.042s, n=39030, sd=17} Nc7 {-0.70/12 0.115s, n=93331, sd=19}
16. axb5 {+1.14/10 0.033s, n=30801, sd=17} e5 {-1.33/10 0.018s, n=18488, sd=18}
17. b6 {+1.10/9 0.013s, n=13687, sd=14} exf4 {-1.71/10 0.025s, n=21688, sd=17}
18. Nxf4 {+1.67/12 0.026s, n=27405, sd=22} Qf6 {-1.45/10 0.018s, n=17936, sd=18}
19. bxc7 {+1.44/9 0.011s, n=13146, sd=17}
Qxc3+ {-1.50/11 0.030s, n=29369, sd=19}
20. Bd2 {+1.46/10 0.023s, n=24508, sd=20} Qc4 {-1.53/10 0.011s, n=12986, sd=17}
21. Nd3 {+1.34/11 0.019s, n=21129, sd=17, Black makes an illegal move: e8h8} 1-0