MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1890"]
[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 "r1bqkb1r/pppppppp/n7/8/1P3nPP/8/P1PPPP2/RNBQKBNR b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:04:46 +0000"]
[GameEndTime "2026-09-14T16:04:47 +0000"]
[PlyCount "35"]
[Termination "illegal move"]
[TimeControl "-"]

5... Nxb4 {+0.49/9 0.011s, n=12071, sd=13}
6. e3 {-0.94/9 0.017s, n=17322, sd=12} Nfd5 {+0.96/9 0.013s, n=12141, sd=13}
7. c4 {-1.13/9 0.027s, n=25701, sd=14} Nb6 {+1.25/9 0.017s, n=16994, sd=15}
8. d4 {-1.28/9 0.030s, n=27950, sd=16} d5 {+1.44/9 0.033s, n=31161, sd=14}
9. c5 {-1.13/10 0.029s, n=27726, sd=17} Nc4 {+0.83/10 0.013s, n=13762, sd=11}
10. Nc3 {-0.91/8 0.018s, n=17236, sd=16} c6 {+1.46/8 0.014s, n=13117, sd=12}
11. Qa4 {-1.11/10 0.020s, n=18374, sd=14} a5 {+0.60/10 0.015s, n=14530, sd=15}
12. a3 {-1.02/11 0.041s, n=37448, sd=18} b5 {+0.94/11 0.025s, n=21320, sd=24}
13. cxb6 {-0.37/10 0.014s, n=14134, sd=15}
Nxb6 {+0.44/10 0.032s, n=29464, sd=21} 14. Qb3 {-0.35/10 0.018s, n=17176, sd=14}
e5 {+0.17/10 0.049s, n=43638, sd=19} 15. axb4 {-0.10/11 0.029s, n=27543, sd=19}
Bxb4 {+0.36/11 0.016s, n=15165, sd=20} 16. Nf3 {-0.44/10 0.015s, n=15038, sd=18}
exd4 {-0.10/10 0.034s, n=30581, sd=16}
17. Nxd4 {+0.25/11 0.014s, n=14869, sd=14} Bd7 {-0.24/10 0.015s, n=15132, sd=17}
18. Nc2 {-0.09/10 0.019s, n=17166, sd=16} c5 {+0.18/11 0.014s, n=16260, sd=17}
19. Nxb4 {+0.76/12 0.019s, n=19331, sd=16}
axb4 {-0.48/13 0.040s, n=41271, sd=25}
20. Rxa8 {+0.28/11 0.016s, n=19087, sd=18}
Qxa8 {-0.40/12 0.012s, n=14324, sd=20} 21. Bg2 {+0.31/11 0.013s, n=14551, sd=21}
Qa1 {-0.16/11 0.022s, n=22324, sd=21}
22. Ne2 {+0.58/12 0.016s, n=19353, sd=15, Black makes an illegal move: e8h8} 1-0