MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "634"]
[White "Heimdall-base"]
[Black "Heimdall-dev"]
[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 "rnbqkbnr/p1ppp1p1/8/5p1p/1p1N4/P2P4/1PP1PPPP/RNBQKB1R w KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T10:42:48 -0400"]
[GameEndTime "2026-09-14T10:42:49 -0400"]
[PlyCount "40"]
[Termination "illegal move"]
[TimeControl "-"]

5. axb4 {+2.93/9 0.020s, n=16992, sd=13} e6 {-3.27/9 0.013s, n=12711, sd=15}
6. c3 {+3.41/11 0.026s, n=22635, sd=18} Bb7 {-3.22/9 0.015s, n=15373, sd=14}
7. Nd2 {+3.29/9 0.021s, n=24344, sd=15} Nf6 {-3.09/9 0.018s, n=17917, sd=11}
8. e4 {+3.30/10 0.012s, n=14883, sd=17} c5 {-3.31/10 0.014s, n=13522, sd=15}
9. bxc5 {+3.60/11 0.051s, n=48352, sd=16} fxe4 {-3.49/10 0.031s, n=34957, sd=16}
10. b4 {+3.77/10 0.017s, n=13526, sd=16} a5 {-3.76/11 0.035s, n=34355, sd=20}
11. Nxe4 {+3.50/11 0.009s, n=15740, sd=17} h4 {-3.82/10 0.063s, n=65609, sd=17}
12. Qf3 {+4.03/10 0.012s, n=14110, sd=12} Nxe4 {-3.99/12 0.030s, n=30938, sd=25}
13. dxe4 {+4.00/12 0.056s, n=67621, sd=21}
axb4 {-3.73/11 0.013s, n=16769, sd=22}
14. Rxa8 {+4.17/11 0.014s, n=21375, sd=25}
Bxa8 {-3.06/11 0.013s, n=15573, sd=19}
15. cxb4 {+4.31/11 0.009s, n=14392, sd=25} Bxc5 {-2.11/9 0.014s, n=18346, sd=18}
16. bxc5 {+4.82/8 0.014s, n=14515, sd=14} Qa5+ {-2.44/9 0.015s, n=14203, sd=21}
17. Ke2 {+5.31/9 0.012s, n=14520, sd=12} Qxc5 {-2.64/9 0.011s, n=16697, sd=16}
18. Qe3 {+6.17/9 0.014s, n=18737, sd=14} Bxe4 {-5.96/7 0.021s, n=25577, sd=13}
19. f3 {+6.05/10 0.012s, n=15910, sd=16} Nc6 {-5.81/9 0.014s, n=18363, sd=15}
20. Nxc6 {+6.12/10 0.028s, n=29967, sd=17} Qc2+ {-5.70/9 0.009s, n=12975, sd=14}
21. Bd2 {+6.28/11 0.030s, n=31625, sd=21} Bxc6 {-6.58/10 0.016s, n=20517, sd=18}
22. Kf2 {+6.37/12 0.014s, n=22026, sd=17} Qb1 {-6.61/11 0.010s, n=15063, sd=18}
23. Rg1 {+6.50/11 0.024s, n=29996, sd=17} Qb8 {-6.12/11 0.015s, n=21050, sd=19}
24. Bc3 {+6.54/10 0.011s, n=15069, sd=15, Black makes an illegal move: e8h8} 1-0