MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "874"]
[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 "rnbqk1nr/pp1p1p1p/2p5/4p1p1/1P2P1PP/b4P2/P1PP4/RNBQKBNR b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T14:53:22 +0000"]
[GameEndTime "2026-09-14T14:53:23 +0000"]
[PlyCount "39"]
[Termination "illegal move"]
[TimeControl "-"]

5... Bxc1 {+0.60/10 0.022s, n=22663, sd=16}
6. Qxc1 {-0.46/11 0.022s, n=20941, sd=16} gxh4 {+0.37/9 0.017s, n=15735, sd=15}
7. d4 {-0.37/9 0.020s, n=12841, sd=15} d6 {+0.11/9 0.052s, n=44287, sd=13}
8. Qd2 {-0.32/9 0.023s, n=21239, sd=14} Nd7 {+0.08/9 0.022s, n=16313, sd=15}
9. Na3 {+0.35/10 0.027s, n=23475, sd=15} b5 {-0.32/9 0.041s, n=35123, sd=16}
10. d5 {+0.97/10 0.027s, n=20191, sd=15} a6 {-1.01/9 0.015s, n=13479, sd=14}
11. dxc6 {+0.81/10 0.015s, n=15505, sd=22} Nb8 {-0.71/11 0.019s, n=19457, sd=17}
12. c7 {+1.36/11 0.019s, n=18302, sd=17} Qxc7 {-1.27/10 0.014s, n=14559, sd=16}
13. c4 {+0.96/9 0.014s, n=13645, sd=15} Nc6 {-1.19/10 0.022s, n=21281, sd=20}
14. cxb5 {+1.19/10 0.017s, n=17628, sd=17} Nd4 {-1.44/8 0.020s, n=17879, sd=18}
15. Rc1 {+1.32/10 0.037s, n=31143, sd=20} Qb8 {-1.04/10 0.017s, n=16782, sd=17}
16. Nc2 {+1.64/9 0.012s, n=12664, sd=13} Nxc2+ {-1.41/8 0.013s, n=12115, sd=14}
17. Rxc2 {+1.27/8 0.016s, n=15475, sd=16} Ne7 {-1.62/10 0.028s, n=25607, sd=15}
18. bxa6 {+1.23/10 0.031s, n=27377, sd=16} Bxa6 {-1.25/9 0.015s, n=13106, sd=14}
19. b5 {+1.06/10 0.020s, n=20245, sd=20} Bc8 {-0.91/10 0.020s, n=18641, sd=19}
20. Rxh4 {+1.07/10 0.027s, n=19813, sd=15} Ng6 {-1.18/10 0.017s, n=15944, sd=13}
21. Rh2 {+1.03/10 0.038s, n=32789, sd=19} Be6 {-1.21/10 0.031s, n=22368, sd=16}
22. Nh3 {+1.10/10 0.020s, n=16535, sd=17} h6 {-0.75/10 0.025s, n=21111, sd=17}
23. Qb4 {+1.21/7 0.016s, n=13245, sd=12} Qb6 {-1.64/9 0.033s, n=26821, sd=16}
24. Rhd2 {+1.37/9 0.026s, n=22686, sd=18, Black makes an illegal move: e8h8} 1-0