[Event "?"]
[Site "?"]
[Date "2025.06.30"]
[Round "1"]
[White "Heimdall-base"]
[Black "Heimdall-dev"]
[Result "1-0"]
[FEN "r3kb1r/ppp1qppp/2n2n2/3pp3/8/3PP1N1/PPPBQPPP/RN3RK1 b kq - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-06-30T23:20:02.142 CEST"]
[GameStartTime "2025-06-30T23:20:01.272 CEST"]
[PlyCount "2"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "5.09+0.05"]

1... O-O-O {+0.79 15/26 272 443426}
2. f4 {-0.69 15/23 389 559089, Black makes an illegal move: e8c8} 1-0