MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1664"]
[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 "rnb1kbnr/pp1p1pp1/8/q1p1p2p/4BP2/2N3P1/PPPPP2P/R1BQK1NR b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T11:33:11 -0400"]
[GameEndTime "2026-09-14T11:33:12 -0400"]
[PlyCount "47"]
[Termination "illegal move"]
[TimeControl "-"]

5... exf4 {+0.07/9 0.011s, n=12721, sd=12}
6. d3 {-0.19/9 0.017s, n=14124, sd=14} fxg3 {+0.34/10 0.013s, n=13614, sd=14}
7. hxg3 {-0.42/9 0.010s, n=13376, sd=16} Nf6 {+1.23/10 0.017s, n=13369, sd=9}
8. Bd2 {-0.89/10 0.020s, n=23154, sd=15} Bd6 {+1.56/9 0.017s, n=12100, sd=13}
9. Rh3 {-1.66/8 0.019s, n=16731, sd=15} Nc6 {+1.56/9 0.022s, n=21547, sd=15}
10. Nd5 {-1.64/9 0.013s, n=13861, sd=15} Qd8 {+1.79/10 0.023s, n=20910, sd=16}
11. Nf3 {-1.72/9 0.013s, n=12496, sd=14} Nxd5 {+1.38/11 0.035s, n=39115, sd=17}
12. Bxd5 {-1.34/10 0.015s, n=14129, sd=15} Ne7 {+1.43/9 0.011s, n=12712, sd=15}
13. c4 {-1.27/11 0.038s, n=38727, sd=18} Nxd5 {+1.38/9 0.010s, n=12796, sd=13}
14. cxd5 {-1.34/9 0.013s, n=13803, sd=17} Qf6 {+1.40/10 0.012s, n=15856, sd=12}
15. g4 {-1.09/9 0.015s, n=12329, sd=12} Qxb2 {+1.60/9 0.019s, n=22055, sd=12}
16. e4 {-1.11/9 0.028s, n=31182, sd=13} h4 {+1.76/9 0.021s, n=22523, sd=13}
17. Rb1 {-0.93/12 0.025s, n=26593, sd=23} Qxa2 {+0.84/11 0.012s, n=13676, sd=16}
18. Ra1 {-0.10/12 0.018s, n=24840, sd=25} Qb2 {+0.70/12 0.023s, n=30243, sd=28}
19. Rb1 {-1.25/12 0.014s, n=16077, sd=21} Qa3 {+0.79/9 0.010s, n=12740, sd=21}
20. e5 {-0.96/11 0.011s, n=16398, sd=23} Be7 {+0.81/9 0.017s, n=17878, sd=14}
21. d6 {-0.56/10 0.010s, n=14173, sd=17} Bd8 {+0.51/9 0.016s, n=20647, sd=18}
22. Bg5 {-1.46/11 0.027s, n=29368, sd=18} Qc3+ {+1.13/10 0.011s, n=15226, sd=14}
23. Kf1 {+0.19/10 0.017s, n=23140, sd=22} Bxg5 {+0.70/11 0.015s, n=13454, sd=18}
24. Nxg5 {-0.11/11 0.013s, n=18728, sd=24} f6 {+0.84/10 0.017s, n=14733, sd=16}
25. Nf3 {-0.07/11 0.018s, n=24035, sd=20} fxe5 {+0.60/10 0.014s, n=16362, sd=16}
26. Rb3 {0.00/11 0.024s, n=24450, sd=21} Qa5 {+0.66/10 0.028s, n=25091, sd=21}
27. Qc1 {0.00/11 0.017s, n=15731, sd=14} b6 {+1.40/11 0.012s, n=16825, sd=14}
28. Rxh4 {-2.47/9 0.019s, n=23676, sd=24, Black makes an illegal move: e8h8} 1-0