MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "144"]
[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 "rn1qkbnr/p1ppppp1/1p5p/7Q/2P1b3/2N1P3/PP1PNPPP/R1B1KB1R b KQkq - 4 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:35:46 +0000"]
[GameEndTime "2026-09-14T13:35:47 +0000"]
[PlyCount "41"]
[Termination "illegal move"]
[TimeControl "-"]

5... Nf6 {-0.63/7 0.017s, n=15055, sd=11}
6. Qh3 {+0.40/10 0.034s, n=27156, sd=16} Bb7 {-0.07/9 0.024s, n=14307, sd=14}
7. d4 {+0.35/10 0.020s, n=16052, sd=15} g6 {-0.13/9 0.038s, n=28893, sd=15}
8. f3 {+0.24/9 0.016s, n=13012, sd=13} Nc6 {+0.20/9 0.029s, n=18993, sd=15}
9. e4 {+0.04/8 0.021s, n=15614, sd=17} Nb4 {+0.11/9 0.017s, n=13473, sd=15}
10. Kd2 {+0.11/10 0.042s, n=31141, sd=16} d6 {+0.41/10 0.026s, n=20196, sd=16}
11. a3 {+0.32/10 0.017s, n=13478, sd=18} Nc6 {+0.37/10 0.022s, n=16821, sd=16}
12. Kc2 {-0.45/10 0.063s, n=45239, sd=19} Bg7 {-0.01/8 0.017s, n=12900, sd=11}
13. Be3 {+0.05/10 0.037s, n=28444, sd=16} Bc8 {+0.06/9 0.025s, n=14598, sd=14}
14. Qh4 {-0.32/9 0.019s, n=14570, sd=16} Na5 {+0.24/9 0.020s, n=17095, sd=14}
15. Nc1 {-0.14/9 0.017s, n=13514, sd=13} c5 {+0.31/9 0.023s, n=14901, sd=13}
16. d5 {-0.08/10 0.015s, n=13135, sd=11} a6 {0.00/8 0.020s, n=14381, sd=12}
17. N1a2 {+0.12/8 0.017s, n=12115, sd=13} Nd7 {0.00/9 0.019s, n=14843, sd=14}
18. Be2 {+0.14/9 0.027s, n=17842, sd=13} Ne5 {+0.89/10 0.020s, n=15482, sd=15}
19. b3 {-0.27/10 0.029s, n=23002, sd=16} b5 {+0.88/10 0.016s, n=13895, sd=17}
20. cxb5 {-0.55/9 0.034s, n=23133, sd=14} axb5 {+0.80/9 0.023s, n=17573, sd=20}
21. Bxb5+ {-0.32/9 0.018s, n=14631, sd=13} Bd7 {0.00/9 0.037s, n=29217, sd=18}
22. Rab1 {-1.04/11 0.086s, n=58918, sd=22} c4 {+1.35/9 0.021s, n=17834, sd=11}
23. b4 {-1.45/10 0.034s, n=24836, sd=21} Nb3 {+1.91/10 0.018s, n=15624, sd=16}
24. Rxb3 {-1.66/11 0.048s, n=37348, sd=22}
cxb3+ {+0.22/9 0.034s, n=27684, sd=14}
25. Kxb3 {-0.99/9 0.044s, n=34190, sd=19, Black makes an illegal move: e8h8} 1-0