MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1875"]
[White "Heimdall-dev"]
[Black "Heimdall-base"]
[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 "rnb1kb1r/pp1pppp1/7n/q1p4p/1Q6/3PP3/PPP2PPP/RNB1KBNR w KQkq - 4 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T10:45:17 -0400"]
[GameEndTime "2026-09-14T10:45:18 -0400"]
[PlyCount "56"]
[Termination "illegal move"]
[TimeControl "-"]

5. Qxa5 {+8.46/9 0.021s, n=20181, sd=13} Nc6 {-7.96/7 0.025s, n=20183, sd=10}
6. Qd2 {+8.20/7 0.018s, n=18698, sd=10} a6 {-8.21/8 0.020s, n=20605, sd=12}
7. d4 {+8.28/8 0.047s, n=35552, sd=12} Ra7 {-8.45/8 0.025s, n=18241, sd=12}
8. d5 {+8.52/8 0.021s, n=17015, sd=12} Nb8 {-8.34/7 0.017s, n=12142, sd=10}
9. Bb5 {+8.56/9 0.068s, n=50670, sd=13} Nf5 {-8.49/7 0.020s, n=20600, sd=10}
10. Bxd7+ {+8.33/7 0.018s, n=19753, sd=13} Nxd7 {-8.18/8 0.018s, n=15008, sd=12}
11. f4 {+8.08/7 0.018s, n=15482, sd=11} Nh4 {-8.16/8 0.034s, n=24271, sd=12}
12. Kf1 {+8.12/8 0.016s, n=19128, sd=15} Nf6 {-7.98/9 0.025s, n=26517, sd=17}
13. Nc3 {+8.08/9 0.014s, n=14900, sd=15} b5 {-7.85/8 0.018s, n=12867, sd=13}
14. a3 {+7.89/7 0.014s, n=15275, sd=11} b4 {-7.89/9 0.023s, n=25715, sd=15}
15. axb4 {+7.89/9 0.034s, n=35789, sd=16} Nf3 {-8.00/8 0.047s, n=40885, sd=12}
16. gxf3 {+8.04/7 0.012s, n=13922, sd=12} h4 {-7.84/8 0.014s, n=14025, sd=11}
17. Nb5 {+8.12/8 0.014s, n=16188, sd=13} Rb7 {-8.42/7 0.040s, n=37796, sd=13}
18. Nc7+ {+8.63/8 0.031s, n=24820, sd=11} Rxc7 {-8.36/6 0.015s, n=13119, sd=11}
19. b5 {+8.47/7 0.019s, n=17303, sd=12} Rd7 {-8.45/7 0.020s, n=17347, sd=9}
20. e4 {+8.55/8 0.022s, n=21465, sd=11} e6 {-8.49/8 0.036s, n=33868, sd=13}
21. Qa5 {+8.64/8 0.022s, n=17238, sd=9} exd5 {-8.68/7 0.018s, n=19296, sd=12}
22. bxa6 {+8.94/9 0.025s, n=26771, sd=14} Ra7 {-8.85/8 0.018s, n=13663, sd=8}
23. Qb6 {+9.10/8 0.012s, n=13375, sd=11} Bd6 {-9.29/8 0.053s, n=43072, sd=12}
24. Qc6+ {+9.18/6 0.033s, n=32741, sd=10} Bd7 {-9.37/7 0.031s, n=29709, sd=13}
25. Qxd6 {+9.51/8 0.073s, n=57447, sd=14} d4 {-9.44/7 0.017s, n=12437, sd=16}
26. e5 {+10.21/8 0.045s, n=39641, sd=18} Nd5 {-9.78/8 0.029s, n=21364, sd=15}
27. Qxd5 {+10.63/8 0.019s, n=19807, sd=13}
Bb5+ {-10.36/7 0.020s, n=15633, sd=10} 28. Kf2 {+10.49/8 0.026s, n=22530, sd=14}
h3 {-10.86/7 0.025s, n=27278, sd=12} 29. Qxc5 {+10.99/8 0.014s, n=14784, sd=12}
Bd7 {-10.77/7 0.027s, n=22266, sd=10} 30. e6 {+10.82/9 0.021s, n=23181, sd=14}
fxe6 {-10.87/9 0.028s, n=28724, sd=14}
31. Qxd4 {+10.91/8 0.014s, n=15653, sd=13} Bc8 {-10.83/8 0.077s, n=64341, sd=16}
32. f5 {+11.02/8 0.027s, n=22223, sd=12, Black makes an illegal move: e8h8} 1-0