[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-base"]
[Black "Helios-dev"]
[Result "1-0"]
[FEN "rn2kbnr/1p3ppp/1qp1p3/3p1b2/1p1P1B2/P1P2N2/3NPPPP/R2QKB1R w KQkq - 0 1"]
[GameDuration "00:00:05"]
[GameEndTime "2025-07-04T06:06:06.029 UTC"]
[GameStartTime "2025-07-04T06:06:00.807 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.08+0.04"]

1. cxb4 {-0.05 9/9 257 0, Black makes an illegal move: 0000} 1-0