MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1250"]
[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/p1ppppp1/8/1p6/1P1P3p/5P2/PBPQP1PP/RN2KBNR b KQkq - 1 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:39:23 +0000"]
[GameEndTime "2026-09-14T13:39:24 +0000"]
[PlyCount "34"]
[Termination "illegal move"]
[TimeControl "-"]

5... a5 {-0.01/10 0.032s, n=20748, sd=16}
6. bxa5 {-0.19/9 0.018s, n=13929, sd=12} e6 {+0.20/11 0.023s, n=16914, sd=16}
7. e4 {0.00/9 0.019s, n=13758, sd=12} c6 {-0.18/10 0.033s, n=20251, sd=15}
8. Bc3 {-0.12/9 0.037s, n=25909, sd=16} Nf6 {-0.01/9 0.031s, n=19990, sd=14}
9. a4 {0.00/9 0.024s, n=15436, sd=12} bxa4 {-0.16/11 0.056s, n=28191, sd=19}
10. Rxa4 {-0.02/10 0.035s, n=22026, sd=21} d5 {+0.29/10 0.016s, n=12269, sd=13}
11. e5 {+0.07/12 0.042s, n=32001, sd=20} Nfd7 {-0.12/9 0.018s, n=13835, sd=17}
12. f4 {+0.24/11 0.038s, n=25805, sd=15} c5 {-0.09/10 0.042s, n=27569, sd=18}
13. Nf3 {+0.13/9 0.020s, n=14429, sd=14} cxd4 {0.00/10 0.040s, n=23372, sd=14}
14. Nxd4 {+0.22/10 0.068s, n=45162, sd=16} Nc5 {+0.27/11 0.039s, n=17828, sd=18}
15. Ra1 {-0.34/10 0.054s, n=29225, sd=17} Ne4 {+0.24/9 0.034s, n=13229, sd=26}
16. Qe3 {-0.10/10 0.024s, n=16697, sd=15} Bc5 {+0.32/10 0.034s, n=16844, sd=30}
17. Nd2 {-0.39/9 0.022s, n=12929, sd=17} Nxc3 {+0.13/11 0.037s, n=20981, sd=24}
18. Qxc3 {-0.31/11 0.034s, n=26081, sd=26}
Bxd4 {+0.23/11 0.033s, n=16560, sd=23}
19. Bb5+ {-0.24/11 0.026s, n=20890, sd=26} Bd7 {+0.16/11 0.034s, n=20980, sd=27}
20. Bxd7+ {-0.17/11 0.014s, n=13445, sd=19}
Nxd7 {+0.22/11 0.029s, n=15840, sd=13}
21. Qxd4 {-0.14/11 0.015s, n=13772, sd=13}
Rxa5 {+0.15/11 0.020s, n=13015, sd=18, White makes an illegal move: e1h1} 0-1