MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "354"]
[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 "rnbqkbnr/1pp1pp2/p2p2p1/5P1p/P7/2P5/RP1PP1PP/1NBQKBNR b Kkq - 1 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T12:48:07 -0400"]
[GameEndTime "2026-09-14T12:48:08 -0400"]
[PlyCount "34"]
[Termination "illegal move"]
[TimeControl "-"]

5... Bxf5 {+4.19/8 0.010s, n=12301, sd=14}
6. d3 {-3.80/10 0.019s, n=18075, sd=15} d5 {+3.80/9 0.018s, n=16201, sd=13}
7. Qb3 {-4.05/11 0.024s, n=29511, sd=15} e5 {+3.90/10 0.019s, n=23454, sd=14}
8. Qxb7 {-3.67/10 0.028s, n=31444, sd=16} Nd7 {+3.77/9 0.012s, n=13037, sd=13}
9. Nf3 {-3.53/11 0.019s, n=22842, sd=17} Be7 {+4.04/9 0.011s, n=13920, sd=15}
10. b4 {-3.01/9 0.014s, n=13506, sd=13} Ngf6 {+3.64/9 0.009s, n=12861, sd=14}
11. Nbd2 {-2.74/9 0.010s, n=12441, sd=13} a5 {+2.82/10 0.026s, n=33585, sd=15}
12. e4 {-2.74/8 0.015s, n=12117, sd=16} Rb8 {+4.63/10 0.011s, n=15103, sd=18}
13. Qa6 {-3.96/9 0.018s, n=15073, sd=22} Be6 {+5.04/11 0.012s, n=19192, sd=21}
14. Ng5 {-4.57/10 0.016s, n=16474, sd=13} axb4 {+4.86/10 0.013s, n=19933, sd=14}
15. cxb4 {-4.90/9 0.010s, n=13006, sd=14} Rb6 {+4.49/10 0.009s, n=12177, sd=17}
16. Qa7 {-4.76/11 0.018s, n=24792, sd=18} Bxb4 {+5.47/9 0.012s, n=12005, sd=14}
17. Ba3 {-4.76/10 0.009s, n=12059, sd=11} Bxa3 {+5.43/9 0.015s, n=14286, sd=12}
18. Nxe6 {-5.11/10 0.009s, n=13123, sd=14} Rxe6 {+5.07/9 0.016s, n=13061, sd=14}
19. Rxa3 {-4.17/11 0.011s, n=16990, sd=21} Rc6 {+5.34/11 0.014s, n=12973, sd=20}
20. Be2 {-4.04/8 0.009s, n=12057, sd=18} Rc1+ {+4.43/9 0.014s, n=14036, sd=20}
21. Bd1 {-4.16/9 0.015s, n=19546, sd=20}
dxe4 {+4.26/11 0.048s, n=48020, sd=22, White makes an illegal move: e1h1} 0-1