MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1206"]
[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/1p1p1pp1/2p4p/p3p3/1P6/2P4N/P2PPPPP/RNBQKB1R b KQkq - 1 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:39:12 +0000"]
[GameEndTime "2026-09-14T13:39:13 +0000"]
[PlyCount "36"]
[Termination "illegal move"]
[TimeControl "-"]

5... axb4 {+3.95/8 0.023s, n=12304, sd=11}
6. d4 {-4.29/9 0.032s, n=16076, sd=12} exd4 {+4.57/9 0.047s, n=32792, sd=16}
7. Qxd4 {-4.32/10 0.047s, n=17910, sd=10} Qa5 {+3.94/9 0.099s, n=61693, sd=17}
8. Bb2 {-4.36/8 0.026s, n=12449, sd=14} Nf6 {+4.02/9 0.035s, n=22992, sd=16}
9. a3 {-4.06/9 0.048s, n=20748, sd=14} bxc3 {+4.33/9 0.028s, n=13156, sd=15}
10. Bxc3 {-3.94/10 0.038s, n=20888, sd=14} Qc7 {+3.92/9 0.053s, n=25731, sd=17}
11. Qe3+ {-4.15/8 0.028s, n=15231, sd=13} Kd8 {+4.22/9 0.042s, n=22168, sd=16}
12. Bd4 {-3.38/10 0.032s, n=22784, sd=17} Ra6 {+3.24/10 0.055s, n=27951, sd=15}
13. Qf3 {-3.30/10 0.049s, n=33190, sd=14} Be7 {+3.52/9 0.020s, n=13661, sd=15}
14. e3 {-3.38/9 0.025s, n=14684, sd=14} b5 {+3.82/10 0.028s, n=20414, sd=14}
15. Nf4 {-3.15/9 0.018s, n=12978, sd=13} Re8 {+3.37/9 0.040s, n=26013, sd=14}
16. Be2 {-2.91/10 0.024s, n=17075, sd=12} c5 {+2.80/9 0.027s, n=19530, sd=16}
17. Bb2 {-2.66/11 0.028s, n=20090, sd=15} Bb7 {+3.36/11 0.019s, n=14375, sd=17}
18. Qg3 {-3.26/11 0.041s, n=29895, sd=21} g5 {+2.76/9 0.034s, n=22934, sd=17}
19. Nd3 {-3.47/11 0.040s, n=26179, sd=20} c4 {+3.38/10 0.023s, n=17164, sd=16}
20. Nb4 {-1.95/9 0.020s, n=14843, sd=16} Rd6 {+3.12/11 0.012s, n=12150, sd=16}
21. Nc3 {-2.89/10 0.024s, n=15474, sd=18} Ne4 {+3.53/11 0.018s, n=15235, sd=19}
22. Nxe4 {-3.20/10 0.027s, n=22032, sd=18}
Bxe4 {+1.77/12 0.045s, n=33880, sd=23, White makes an illegal move: e1h1} 0-1