MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "870"]
[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 "rnbqkbnr/p3ppp1/1ppp3p/8/P6P/2P2P2/1P1PP1P1/RNBQKBNR w KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:10:23 +0000"]
[GameEndTime "2026-09-14T16:10:23 +0000"]
[PlyCount "32"]
[Termination "illegal move"]
[TimeControl "-"]

5. d4 {-0.07/8 0.013s, n=12481, sd=14} e6 {+0.22/11 0.027s, n=24363, sd=18}
6. e4 {+0.21/9 0.019s, n=17121, sd=19} Be7 {+0.08/10 0.039s, n=31640, sd=19}
7. g3 {+0.24/9 0.013s, n=12170, sd=16} Nf6 {+0.16/9 0.020s, n=17380, sd=20}
8. Be3 {-0.10/9 0.035s, n=29395, sd=15} c5 {+0.02/8 0.023s, n=15285, sd=14}
9. Bb5+ {+0.26/10 0.018s, n=15831, sd=15} Bd7 {-0.14/9 0.055s, n=46354, sd=16}
10. Ne2 {+0.20/9 0.017s, n=15074, sd=13} Nc6 {+0.11/9 0.016s, n=15672, sd=10}
11. Nd2 {+0.09/8 0.016s, n=14723, sd=13} a6 {+0.13/10 0.030s, n=26616, sd=17}
12. Bd3 {-0.01/9 0.016s, n=13780, sd=17} cxd4 {+0.05/10 0.021s, n=16099, sd=18}
13. cxd4 {+0.09/10 0.024s, n=20196, sd=14} Nb4 {-0.17/10 0.013s, n=13243, sd=20}
14. Bb1 {+0.24/10 0.015s, n=15225, sd=15} b5 {+0.08/10 0.013s, n=12301, sd=14}
15. axb5 {+0.19/9 0.016s, n=14486, sd=14} Bxb5 {-0.04/10 0.022s, n=17704, sd=18}
16. Nc3 {+0.07/10 0.032s, n=26470, sd=17} Nd3+ {-0.01/10 0.025s, n=22973, sd=18}
17. Bxd3 {-0.01/10 0.038s, n=29249, sd=17}
Bxd3 {+0.26/10 0.019s, n=17406, sd=15} 18. Nb3 {-0.09/11 0.044s, n=37655, sd=18}
Qb8 {-0.05/9 0.025s, n=16998, sd=14} 19. Qxd3 {-0.10/10 0.013s, n=12835, sd=16}
Qxb3 {+0.05/9 0.015s, n=13536, sd=15}
20. Rxa6 {-0.15/10 0.028s, n=24544, sd=19, Black makes an illegal move: e8h8}
1-0