MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1564"]
[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 "rn2kbnr/p1ppqppp/bp6/1P2p3/P4P2/8/2PPP1PP/RNBQKBNR b KQkq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T16:03:27 +0000"]
[GameEndTime "2026-09-14T16:03:28 +0000"]
[PlyCount "54"]
[Termination "illegal move"]
[TimeControl "-"]

5... Bb7 {+0.68/10 0.023s, n=14781, sd=15}
6. fxe5 {-0.17/10 0.032s, n=25929, sd=14} Qh4+ {+0.80/11 0.034s, n=18868, sd=22}
7. g3 {-0.87/11 0.015s, n=13304, sd=19} Qd4 {+0.86/12 0.026s, n=16957, sd=21}
8. c3 {-3.33/12 0.021s, n=20374, sd=20} Qxe5 {+1.03/12 0.031s, n=17165, sd=16}
9. d4 {-3.23/13 0.015s, n=15725, sd=21} Qe7 {+1.03/11 0.031s, n=21099, sd=20}
10. d5 {-1.08/10 0.018s, n=14985, sd=17} Qe4 {+0.88/10 0.023s, n=17565, sd=19}
11. Nf3 {-1.21/9 0.017s, n=13068, sd=13} Nf6 {+0.88/10 0.018s, n=16857, sd=15}
12. Bg2 {-1.32/9 0.024s, n=18354, sd=14} Qxd5 {+0.81/10 0.021s, n=15726, sd=20}
13. Qxd5 {-1.11/8 0.025s, n=15652, sd=11} Bxd5 {+0.88/10 0.063s, n=39884, sd=20}
14. Nbd2 {-0.95/10 0.048s, n=31709, sd=19} a6 {+0.95/10 0.018s, n=16261, sd=21}
15. c4 {-0.71/12 0.042s, n=28806, sd=18} Bb7 {+0.85/11 0.027s, n=17477, sd=22}
16. Bb2 {-0.76/12 0.024s, n=21931, sd=21} Ng4 {+0.74/10 0.012s, n=12750, sd=18}
17. Nh4 {-0.51/11 0.016s, n=16054, sd=18} Bxg2 {+0.56/10 0.023s, n=22707, sd=20}
18. Nxg2 {-0.65/12 0.018s, n=18242, sd=16} f6 {+0.58/10 0.019s, n=17774, sd=15}
19. h3 {-0.42/11 0.041s, n=37563, sd=17} Ne5 {+0.61/8 0.013s, n=12092, sd=16}
20. Ne3 {-0.54/11 0.026s, n=21852, sd=17} Bc5 {+0.90/9 0.014s, n=13120, sd=12}
21. Nd5 {-0.40/10 0.016s, n=15903, sd=18} Ra7 {+0.60/10 0.012s, n=12507, sd=15}
22. Bxe5 {-0.55/11 0.014s, n=14775, sd=21}
fxe5 {+0.78/11 0.020s, n=16863, sd=19} 23. Ne4 {-0.34/12 0.011s, n=12443, sd=17}
axb5 {+0.45/12 0.021s, n=22997, sd=24}
24. Nxc5 {-0.89/12 0.033s, n=36228, sd=26}
bxc5 {+0.51/12 0.016s, n=17433, sd=17}
25. cxb5 {-0.74/10 0.019s, n=14194, sd=25} c6 {+0.66/10 0.014s, n=14821, sd=16}
26. Nc3 {-0.75/9 0.014s, n=13861, sd=22} cxb5 {+0.54/10 0.024s, n=24703, sd=18}
27. Nxb5 {-0.97/8 0.020s, n=19622, sd=28} Ra5 {+0.77/10 0.019s, n=14613, sd=20}
28. Nd6+ {-0.91/8 0.015s, n=15362, sd=20} Ke7 {+0.98/11 0.013s, n=13249, sd=13}
29. Nb7 {-0.86/9 0.016s, n=16716, sd=18} Ra7 {+0.99/11 0.015s, n=16046, sd=18}
30. Nxc5 {-0.77/10 0.013s, n=13258, sd=17} Rc8 {+0.78/10 0.014s, n=15003, sd=20}
31. Nd3 {-1.00/10 0.025s, n=21330, sd=15}
Nc6 {+1.17/10 0.021s, n=21161, sd=17, White makes an illegal move: e1h1} 0-1