MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "791"]
[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 "rn1qkbnr/p1p1p1pp/1p3p2/3p4/P1P3bP/5P2/1P1PP1P1/RNBQKBNR b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:01:23 +0000"]
[GameEndTime "2026-09-14T16:01:24 +0000"]
[PlyCount "34"]
[Termination "illegal move"]
[TimeControl "-"]

5... Be6 {-0.58/10 0.031s, n=23346, sd=16}
6. d4 {+0.59/9 0.026s, n=16843, sd=14} dxc4 {-0.71/9 0.024s, n=19942, sd=15}
7. e3 {+0.52/10 0.023s, n=18181, sd=17} Nc6 {-0.39/9 0.017s, n=13840, sd=14}
8. Qc2 {-0.11/10 0.055s, n=36479, sd=16} Nb4 {-0.15/10 0.044s, n=33289, sd=17}
9. Qc3 {+0.12/10 0.027s, n=17956, sd=22} c5 {-0.26/11 0.069s, n=40401, sd=18}
10. Na3 {+0.21/9 0.020s, n=13530, sd=19} Rc8 {+0.10/9 0.027s, n=17434, sd=16}
11. Bxc4 {-0.16/8 0.026s, n=19218, sd=14} Bxc4 {+0.06/11 0.021s, n=18379, sd=16}
12. Qxc4 {-0.10/9 0.018s, n=14711, sd=11} a5 {+0.14/9 0.018s, n=12111, sd=14}
13. Qb5+ {-0.21/8 0.019s, n=15450, sd=16} Kf7 {+0.16/10 0.019s, n=17523, sd=15}
14. Bd2 {+0.01/10 0.022s, n=15710, sd=18} cxd4 {+0.16/10 0.023s, n=20818, sd=17}
15. Bxb4 {+0.07/10 0.018s, n=13606, sd=18}
axb4 {+0.14/10 0.020s, n=17734, sd=17} 16. Nc4 {-0.05/11 0.035s, n=27844, sd=19}
dxe3 {+0.32/10 0.019s, n=14643, sd=13} 17. Ne2 {+0.12/9 0.020s, n=12235, sd=14}
Rc5 {+0.34/11 0.016s, n=12134, sd=15} 18. Qxb6 {-0.44/10 0.023s, n=20205, sd=17}
Qxb6 {+0.95/12 0.030s, n=24190, sd=17}
19. Nxb6 {-1.19/11 0.037s, n=31515, sd=19} e5 {+1.15/11 0.020s, n=16807, sd=21}
20. a5 {-0.94/9 0.036s, n=38356, sd=13} Ne7 {+0.78/10 0.018s, n=12005, sd=13}
21. f4 {-1.50/8 0.014s, n=13328, sd=12}
Nc6 {+0.50/8 0.024s, n=14560, sd=12, White makes an illegal move: e1h1} 0-1