[Event "?"]
[Site "?"]
[Date "2025.06.30"]
[Round "1"]
[White "Heimdall-base"]
[Black "Heimdall-dev"]
[Result "1-0"]
[FEN "rn1qk1nr/1pp1bppp/p1bpp3/8/3PP3/2NBBN2/PPPQ1PPP/R3K2R b KQkq - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-06-30T23:20:50.112 CEST"]
[GameStartTime "2025-06-30T23:20:49.272 CEST"]
[PlyCount "2"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "5.09+0.05"]

1... Nf6 {-0.78 16/31 279 484224}
2. O-O {+0.70 17/26 357 628068, Black makes an illegal move: g8f6} 1-0