MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1938"]
[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/pp1p2pp/8/1Np1Pp2/7q/4B3/PPP1PPPP/R2QKBNR b KQkq - 2 5"]
[GameDuration "00:00:03"]
[GameStartTime "2026-09-14T13:41:51 +0000"]
[GameEndTime "2026-09-14T13:41:54 +0000"]
[PlyCount "66"]
[Termination "illegal move"]
[TimeControl "-"]

5... Qb4+ {-3.96/9 0.017s, n=14489, sd=14}
6. Nc3 {+3.64/9 0.016s, n=12740, sd=16} Qxb2 {-4.34/10 0.029s, n=25800, sd=15}
7. Bd2 {+4.06/9 0.023s, n=14901, sd=13} Qb6 {-3.50/10 0.020s, n=18690, sd=17}
8. Nf3 {+4.25/11 0.015s, n=13997, sd=14} Nc6 {-3.76/10 0.016s, n=15498, sd=19}
9. e4 {+3.96/9 0.024s, n=16394, sd=15} d6 {-4.25/10 0.019s, n=16656, sd=17}
10. Rb1 {+5.28/10 0.056s, n=35047, sd=18} Qc7 {-3.78/10 0.045s, n=35817, sd=19}
11. Nd5 {+5.59/11 0.040s, n=23690, sd=17} Qd8 {-4.25/10 0.169s, n=123076, sd=19}
12. Bg5 {+5.75/10 0.023s, n=15951, sd=16} Qa5+ {-5.41/8 0.019s, n=16055, sd=19}
13. Nd2 {+5.93/9 0.027s, n=16698, sd=19} Nge7 {-6.00/9 0.017s, n=13716, sd=21}
14. Rb5 {+7.27/11 0.014s, n=13286, sd=16} Qd8 {-5.98/9 0.017s, n=14204, sd=21}
15. exd6 {+8.01/11 0.016s, n=14297, sd=15} Qxd6 {-7.76/8 0.021s, n=15763, sd=17}
16. Bf4 {+7.76/11 0.113s, n=80030, sd=23} Nxd5 {-7.83/8 0.017s, n=13422, sd=16}
17. Bxd6 {+8.11/9 0.013s, n=13356, sd=11} Bxd6 {-8.20/10 0.074s, n=63861, sd=15}
18. Nc4 {+8.67/10 0.029s, n=24194, sd=13} Be7 {-8.76/7 0.032s, n=26988, sd=12}
19. Qxd5 {+9.13/8 0.015s, n=12073, sd=12} fxe4 {-9.64/8 0.074s, n=57538, sd=17}
20. Nd6+ {+11.09/8 0.023s, n=17254, sd=12} Kd7 {-9.61/7 0.014s, n=12619, sd=14}
21. Nxb7+ {+10.66/8 0.074s, n=57653, sd=21}
Kc7 {-10.64/7 0.048s, n=39458, sd=18} 22. Na5 {+10.98/9 0.026s, n=24879, sd=18}
Nxa5 {-10.58/8 0.073s, n=69076, sd=26}
23. Rxa5 {+10.88/7 0.048s, n=45619, sd=25} Bd7 {-10.95/7 0.063s, n=53941, sd=17}
24. Rxc5+ {+10.72/6 0.265s, n=242807, sd=26}
Kb6 {-10.95/5 0.025s, n=21499, sd=15} 25. Qxd7 {+10.56/7 0.037s, n=34873, sd=27}
Bxc5 {-10.72/7 0.043s, n=40171, sd=21}
26. Qb5+ {+10.71/6 0.049s, n=48846, sd=27} Kc7 {-10.70/5 0.073s, n=63987, sd=21}
27. Qxc5+ {+10.76/5 0.042s, n=37071, sd=31}
Kb7 {-10.61/5 0.015s, n=13133, sd=11} 28. Qe7+ {+10.67/6 0.019s, n=18246, sd=19}
Kc6 {-10.36/5 0.017s, n=17021, sd=20}
29. Qxe4+ {+10.70/6 0.061s, n=55908, sd=19}
Kd6 {-10.72/6 0.013s, n=12601, sd=15} 30. Qb4+ {+10.70/8 0.091s, n=88205, sd=30}
Kc7 {-10.74/5 0.014s, n=14251, sd=20} 31. Qc5+ {+10.56/8 0.075s, n=72248, sd=20}
Kb7 {-10.85/6 0.049s, n=45497, sd=26} 32. Qb5+ {+10.59/7 0.037s, n=35214, sd=19}
Kc7 {-10.80/5 0.032s, n=29958, sd=27} 33. Qc4+ {+10.58/6 0.071s, n=65572, sd=11}
Kd8 {-10.59/5 0.014s, n=15013, sd=17} 34. Qd4+ {+11.12/7 0.012s, n=12297, sd=22}
Kc7 {-10.71/8 0.079s, n=77458, sd=25}
35. Qc5+ {+10.65/9 0.260s, n=248888, sd=31}
Kb7 {-10.59/6 0.014s, n=13478, sd=23} 36. Be2 {+10.79/7 0.014s, n=14988, sd=24}
Rac8 {-10.83/8 0.107s, n=93554, sd=23}
37. Qb5+ {+10.80/7 0.017s, n=14624, sd=15}
Kc7 {-10.75/7 0.015s, n=14951, sd=18, White makes an illegal move: e1h1} 0-1