MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "156"]
[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/1pppppp1/8/p6p/4P3/3B3P/PPPP1PP1/RNBQK1NR b Qkq - 1 5"]
[GameDuration "00:00:01"]
[GameStartTime "2026-09-14T13:35:47 +0000"]
[GameEndTime "2026-09-14T13:35:48 +0000"]
[PlyCount "36"]
[Termination "illegal move"]
[TimeControl "-"]

5... d5 {-0.83/9 0.044s, n=33920, sd=14}
6. exd5 {+1.11/11 0.051s, n=40468, sd=18} Nf6 {-0.97/9 0.017s, n=14128, sd=13}
7. Bb5+ {+0.92/9 0.020s, n=18690, sd=15} Bd7 {-0.80/9 0.031s, n=24859, sd=21}
8. Bc4 {+0.97/10 0.015s, n=14362, sd=15} b5 {-0.54/11 0.016s, n=16668, sd=15}
9. Be2 {+0.75/10 0.022s, n=19988, sd=15} Nxd5 {-0.56/10 0.031s, n=22686, sd=20}
10. Nf3 {+0.54/10 0.037s, n=30956, sd=16} e6 {-0.53/9 0.029s, n=24583, sd=16}
11. d4 {+0.64/8 0.016s, n=12839, sd=10} c5 {-0.44/10 0.025s, n=15545, sd=17}
12. Nc3 {+0.38/9 0.046s, n=34282, sd=15} Nxc3 {-0.33/10 0.030s, n=23979, sd=15}
13. bxc3 {+0.32/9 0.025s, n=17470, sd=14} b4 {-0.19/10 0.030s, n=25196, sd=16}
14. a3 {+0.20/10 0.109s, n=79413, sd=17} Nc6 {-0.10/10 0.037s, n=25241, sd=16}
15. axb4 {-0.15/9 0.043s, n=36468, sd=15} cxb4 {+0.32/10 0.020s, n=15552, sd=16}
16. c4 {-0.40/9 0.042s, n=27599, sd=16} a4 {+0.01/10 0.018s, n=14292, sd=12}
17. d5 {0.00/10 0.019s, n=14983, sd=16} exd5 {+0.66/10 0.017s, n=14352, sd=16}
18. cxd5 {+0.30/9 0.025s, n=18900, sd=21} Na5 {+1.10/8 0.017s, n=12884, sd=11}
19. Qd4 {-1.63/8 0.017s, n=13181, sd=16} Qf6 {+1.05/9 0.023s, n=17940, sd=14}
20. Qxf6 {-1.56/9 0.027s, n=21664, sd=14} gxf6 {+1.12/9 0.023s, n=15524, sd=17}
21. Nd4 {-1.13/10 0.029s, n=26296, sd=21} Bc5 {+1.16/9 0.041s, n=33357, sd=22}
22. Be3 {-1.99/10 0.038s, n=32034, sd=20}
a3 {+1.63/10 0.016s, n=13843, sd=16, White makes an illegal move: e1a1} 0-1