MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "640"]
[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 "rn1qkb1r/pbppppp1/7n/1p5Q/PP2P3/2P5/3P1PPP/RNB1KBNR b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T13:39:03 +0000"]
[GameEndTime "2026-09-14T13:39:04 +0000"]
[PlyCount "21"]
[Termination "illegal move"]
[TimeControl "-"]

5... a5 {-0.65/9 0.019s, n=15944, sd=15}
6. axb5 {+0.52/9 0.023s, n=18924, sd=15} axb4 {-0.94/9 0.015s, n=12842, sd=16}
7. Rxa8 {+0.75/11 0.038s, n=27051, sd=18} Bxa8 {-0.92/9 0.022s, n=17689, sd=15}
8. Qe2 {+0.49/9 0.025s, n=20626, sd=16} e6 {-0.81/10 0.035s, n=28398, sd=19}
9. cxb4 {+0.54/8 0.024s, n=13776, sd=12} d5 {-0.10/12 0.026s, n=21827, sd=21}
10. exd5 {+0.17/9 0.024s, n=19568, sd=14} Qxd5 {-0.13/12 0.016s, n=14519, sd=16}
11. Nc3 {+0.36/9 0.023s, n=13005, sd=12} Qd6 {-0.02/12 0.023s, n=21566, sd=18}
12. Nf3 {+0.07/9 0.017s, n=13318, sd=13} Nd7 {-0.17/9 0.022s, n=17187, sd=13}
13. Ba3 {+0.03/9 0.021s, n=16243, sd=12} Nf5 {+0.03/11 0.025s, n=18218, sd=18}
14. h4 {+0.11/10 0.027s, n=19294, sd=17} Be7 {-0.12/10 0.017s, n=14499, sd=21}
15. Rh3 {+0.05/11 0.017s, n=15757, sd=14, Black makes an illegal move: e8h8} 1-0