MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "212"]
[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/ppppbp2/4p2p/6p1/1P2P3/P5PN/2PP1P1P/RNBQKB1R b KQkq - 0 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T14:50:10 +0000"]
[GameEndTime "2026-09-14T14:50:11 +0000"]
[PlyCount "43"]
[Termination "illegal move"]
[TimeControl "-"]

5... d5 {+0.57/9 0.023s, n=20817, sd=15}
6. Bb2 {-0.28/10 0.025s, n=19809, sd=13} d4 {-0.12/9 0.045s, n=39501, sd=16}
7. c3 {-0.50/9 0.019s, n=19953, sd=14} c5 {+0.18/9 0.021s, n=14077, sd=18}
8. bxc5 {-0.54/10 0.020s, n=18577, sd=16} e5 {-0.02/10 0.028s, n=25514, sd=17}
9. cxd4 {-0.14/10 0.013s, n=12397, sd=13} exd4 {+0.24/11 0.020s, n=19477, sd=15}
10. d3 {-0.17/10 0.035s, n=25291, sd=15} Nc6 {+0.60/9 0.015s, n=15773, sd=14}
11. Nd2 {-0.30/8 0.014s, n=13494, sd=12} Nf6 {+0.52/11 0.049s, n=39574, sd=19}
12. Rc1 {-0.09/10 0.017s, n=15254, sd=15} Be6 {+0.55/10 0.018s, n=16047, sd=15}
13. f4 {-0.33/11 0.038s, n=34877, sd=19} Ng4 {-0.09/8 0.014s, n=12577, sd=16}
14. f5 {-0.81/10 0.013s, n=12387, sd=15} Ne3 {+0.60/10 0.021s, n=18885, sd=19}
15. Qe2 {-0.12/10 0.016s, n=16686, sd=17} Ba2 {-0.42/10 0.028s, n=25120, sd=19}
16. Nf2 {+0.18/11 0.066s, n=51739, sd=19} Qa5 {+0.24/12 0.036s, n=33830, sd=22}
17. Nd1 {0.00/12 0.016s, n=12159, sd=13} Bxc5 {0.00/10 0.016s, n=16741, sd=17}
18. Nxe3 {-0.26/10 0.020s, n=20285, sd=16} dxe3 {0.00/12 0.019s, n=17929, sd=19}
19. Bxh8 {+0.26/10 0.025s, n=24671, sd=18}
Qxa3 {+0.29/12 0.039s, n=31683, sd=15} 20. Bb2 {0.00/12 0.027s, n=24400, sd=20}
Qxb2 {+0.88/11 0.014s, n=14243, sd=23}
21. Rxc5 {+0.62/10 0.014s, n=16196, sd=19} Qd4 {+1.42/11 0.013s, n=17678, sd=23}
22. Rc1 {-0.03/10 0.020s, n=20682, sd=19} Ne5 {+1.02/9 0.012s, n=12401, sd=18}
23. Nb1 {-0.42/11 0.012s, n=14257, sd=22} Bxb1 {+2.72/11 0.017s, n=18099, sd=16}
24. Rxb1 {-0.19/11 0.021s, n=20453, sd=32} Qc3+ {+1.53/9 0.021s, n=13850, sd=21}
25. Kd1 {-2.13/9 0.047s, n=43857, sd=21} Nxd3 {+2.31/9 0.015s, n=13996, sd=13}
26. Qxe3 {-4.65/10 0.035s, n=27692, sd=21, Black makes an illegal move: e8a8}
1-0