[Event "?"]
[Site "?"]
[Date "2025.06.23"]
[Round "1"]
[White "Helios-base"]
[Black "Helios-dev"]
[Result "1-0"]
[FEN "rnb1kb1r/ppq2p1p/2pp1p2/4p3/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQkq - 0 1"]
[GameDuration "00:00:00"]
[GameEndTime "2025-06-23T15:43:29.436 UTC"]
[GameStartTime "2025-06-23T15:43:29.216 UTC"]
[PlyCount "2"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.03+0.04"]

1... f5 {-0.70 6/0 95 850782}
2. dxe5 {+0.70 5/0 85 354798, Black makes an illegal move: f6f5} 1-0