MattBench MattBench Event details n9x.co

Event details

[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "849"]
[White "Heimdall-dev"]
[Black "Heimdall-base"]
[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 "rn1qkbnr/ppp1p1pp/5p2/1P1p4/6bP/B1N5/P1PPPPP1/R2QKBNR b KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T13:40:43 +0000"]
[GameEndTime "2026-09-14T13:40:44 +0000"]
[PlyCount "27"]
[Termination "illegal move"]
[TimeControl "-"]

5... a6 {+0.68/9 0.018s, n=12186, sd=13} 6. Qb1 {-0.51/8 0.029s, n=23683, sd=14}
axb5 {+0.88/8 0.020s, n=16618, sd=17} 7. Qxb5+ {-0.86/8 0.029s, n=17000, sd=14}
c6 {+0.87/8 0.025s, n=16986, sd=12} 8. Qb3 {-0.88/9 0.034s, n=26078, sd=14}
Nd7 {+0.70/9 0.044s, n=30871, sd=16} 9. e3 {-0.76/9 0.029s, n=18953, sd=14}
Nh6 {+0.84/10 0.024s, n=18210, sd=18} 10. Be2 {-0.70/9 0.031s, n=20101, sd=12}
Qb6 {+0.79/10 0.028s, n=20909, sd=15} 11. Bb4 {-0.91/10 0.041s, n=28348, sd=15}
Bxe2 {+0.86/9 0.014s, n=12678, sd=13}
12. Ngxe2 {-0.78/10 0.020s, n=14214, sd=17} e5 {+0.66/10 0.022s, n=18863, sd=16}
13. Bxf8 {-0.54/11 0.028s, n=19713, sd=16} Qxb3 {+0.59/9 0.023s, n=17584, sd=14}
14. cxb3 {-0.44/10 0.031s, n=24544, sd=15} Nxf8 {+0.51/9 0.014s, n=14079, sd=14}
15. a4 {-0.11/8 0.014s, n=12474, sd=10} Ne6 {+0.26/8 0.013s, n=13627, sd=12}
16. b4 {-0.14/9 0.020s, n=14491, sd=14} Nf5 {+0.18/9 0.017s, n=15336, sd=16}
17. a5 {-0.06/9 0.018s, n=13688, sd=12} b5 {+0.25/10 0.018s, n=16490, sd=14}
18. f3 {-0.19/9 0.020s, n=13610, sd=14, Black makes an illegal move: e8a8} 1-0