[Event "Fastchess Tournament"]
[Site "?"]
[Date "2026.09.14"]
[Round "1987"]
[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 "rnbqkb1r/p1pp2pp/7n/1p2pp2/1P2P3/5P2/PBPP2PP/RN1QKBNR w KQkq - 0 5"]
[GameDuration "00:00:00"]
[GameStartTime "2026-09-14T16:24:20 +0200"]
[GameEndTime "2026-09-14T16:24:20 +0200"]
[PlyCount "4"]
[Termination "illegal move"]
[TimeControl "-"]

5. a4 {-0.01/8 0.021s, n=12268, sd=13} Bxb4 {+0.24/9 0.057s, n=35498, sd=18}
6. axb5 {-0.35/9 0.023s, n=17095, sd=17, Black makes an illegal move: e8h8} 1-0