[Event "?"]
[Site "?"]
[Date "2025.06.30"]
[Round "1"]
[White "Heimdall-base"]
[Black "Heimdall-dev"]
[Result "1-0"]
[FEN "r1bq1rk1/pp1nppbp/n2p2p1/2p5/3PPP2/2PBBN1P/PP4P1/RN1QK2R w KQ - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-06-30T23:21:38.493 CEST"]
[GameStartTime "2025-06-30T23:21:38.048 CEST"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "5.09+0.05"]

1. O-O {+0.69 14/24 219 394284, Black makes an illegal move: e1g1} 1-0