MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1099"]
[White "Heimdall-dev"]
[Black "Heimdall-base"]
[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 "r1bqkbr1/pppp1ppp/2n2n2/4p3/1PP5/5P2/PB1PP1PP/RN1QKBNR w KQq - 1 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:39:00 +0000"]
[GameEndTime "2026-09-14T13:39:01 +0000"]
[PlyCount "45"]
[Termination "illegal move"]
[TimeControl "-"]

5. b5 {+0.32/9 0.015s, n=12370, sd=14} Na5 {-0.74/9 0.022s, n=15600, sd=12}
6. Qa4 {+0.95/10 0.030s, n=20108, sd=15} b6 {-0.63/11 0.032s, n=22556, sd=18}
7. Bxe5 {+1.00/9 0.017s, n=12142, sd=14} d5 {-0.97/10 0.050s, n=29410, sd=19}
8. cxd5 {+1.32/10 0.030s, n=20675, sd=18} Nxd5 {-0.64/10 0.025s, n=16477, sd=14}
9. e4 {+0.76/10 0.041s, n=26978, sd=18} Nb4 {-0.72/9 0.018s, n=13196, sd=13}
10. Bc3 {+1.31/9 0.024s, n=16185, sd=14} a6 {-1.18/11 0.058s, n=38666, sd=19}
11. Bxb4 {+1.37/9 0.022s, n=15416, sd=17} Qd4 {-1.30/10 0.016s, n=12237, sd=18}
12. Nc3 {+1.06/10 0.015s, n=12446, sd=16} Qxb4 {-1.23/10 0.018s, n=15434, sd=21}
13. Qxb4 {+1.10/10 0.021s, n=12501, sd=15}
Bxb4 {-1.13/10 0.014s, n=12697, sd=21} 14. Nd5 {+1.15/11 0.026s, n=20000, sd=19}
Bd6 {-1.35/10 0.021s, n=18752, sd=17} 15. Rc1 {+1.21/11 0.017s, n=15148, sd=13}
Kd8 {-1.40/10 0.026s, n=20597, sd=16} 16. bxa6 {+1.21/10 0.016s, n=13115, sd=17}
Bxa6 {-1.26/11 0.046s, n=36340, sd=18}
17. Bxa6 {+0.93/11 0.049s, n=33850, sd=17}
Rxa6 {-0.91/10 0.020s, n=17179, sd=12} 18. Ne2 {+0.98/9 0.040s, n=31758, sd=13}
Kd7 {-0.75/8 0.029s, n=17802, sd=12} 19. Nec3 {+1.01/9 0.036s, n=28504, sd=14}
Rga8 {-0.74/10 0.036s, n=27952, sd=17} 20. Nb5 {+1.32/11 0.026s, n=20591, sd=16}
c6 {-1.38/9 0.018s, n=14902, sd=16} 21. Nxd6 {+1.49/11 0.013s, n=12573, sd=17}
cxd5 {-1.21/10 0.018s, n=14861, sd=16}
22. Nxf7 {+1.75/10 0.032s, n=25191, sd=20} Nc4 {-1.61/10 0.046s, n=37788, sd=19}
23. d3 {+1.16/8 0.021s, n=18803, sd=13} Nd6 {-1.98/10 0.032s, n=23401, sd=17}
24. Ne5+ {+2.40/11 0.021s, n=18963, sd=18} Ke6 {-2.31/10 0.017s, n=16450, sd=19}
25. Nc6 {+1.95/10 0.030s, n=25810, sd=21} dxe4 {-2.03/10 0.015s, n=14555, sd=15}
26. dxe4 {+2.19/10 0.026s, n=20891, sd=16}
Rxa2 {-2.36/11 0.017s, n=16580, sd=21, White makes an illegal move: e1h1} 0-1