MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "198"]
[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/p1p2ppp/4p2n/1p1p4/1P6/2NP4/P1P1PPPP/1RBQKBNR w Kkq - 2 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T15:59:41 +0000"]
[GameEndTime "2026-09-14T15:59:42 +0000"]
[PlyCount "37"]
[Termination "illegal move"]
[TimeControl "-"]

5. Nf3 {+0.73/8 0.012s, n=12141, sd=11} a5 {+0.21/10 0.020s, n=17910, sd=14}
6. Nxb5 {-0.15/9 0.028s, n=26683, sd=15} axb4 {+0.39/9 0.024s, n=17032, sd=17}
7. Bf4 {-0.54/10 0.025s, n=22704, sd=16} Na6 {+0.80/9 0.015s, n=13425, sd=11}
8. c4 {-0.46/9 0.013s, n=12406, sd=12} dxc4 {+0.66/11 0.068s, n=52763, sd=19}
9. dxc4 {+0.05/9 0.022s, n=20920, sd=14} f6 {+0.70/9 0.016s, n=16246, sd=16}
10. g3 {-0.64/7 0.016s, n=14551, sd=18} Qxd1+ {+0.97/10 0.037s, n=32141, sd=21}
11. Rxd1 {-0.16/9 0.018s, n=18761, sd=14} c6 {+0.50/9 0.011s, n=12963, sd=16}
12. Nd6+ {-0.76/9 0.014s, n=13232, sd=16} Bxd6 {+0.58/9 0.012s, n=12041, sd=18}
13. Rxd6 {-0.56/11 0.031s, n=19535, sd=18} Nf5 {+0.71/10 0.019s, n=20481, sd=15}
14. Rxc6 {-0.22/10 0.037s, n=27555, sd=17} e5 {+1.13/10 0.028s, n=23864, sd=20}
15. Bc1 {-0.31/10 0.026s, n=18859, sd=18} Kd7 {+0.57/10 0.019s, n=20046, sd=15}
16. Rb6 {-0.99/11 0.035s, n=27992, sd=17} Kc7 {+1.28/11 0.021s, n=19118, sd=17}
17. c5 {-0.53/11 0.039s, n=29676, sd=17} Nxc5 {+0.71/11 0.032s, n=31951, sd=19}
18. Rxb4 {-0.64/9 0.031s, n=22515, sd=14} Rxa2 {+1.28/11 0.016s, n=19018, sd=16}
19. Rb2 {-0.95/9 0.018s, n=14896, sd=14} Rxb2 {+0.77/10 0.031s, n=33014, sd=16}
20. Bxb2 {-0.89/10 0.034s, n=24787, sd=17} Be6 {+1.26/11 0.010s, n=13159, sd=17}
21. Bg2 {-0.57/10 0.015s, n=12394, sd=18} Rb8 {+0.51/10 0.027s, n=28236, sd=15}
22. Bc1 {-0.37/11 0.042s, n=31101, sd=22}
Ra8 {+0.28/10 0.030s, n=31465, sd=15, White makes an illegal move: e1h1} 0-1