[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-dev"]
[Black "Helios-base"]
[Result "0-1"]
[FEN "rn1qk1nr/2p1bppp/p3p3/1p2Pb2/3P4/2NB1N2/PP3PPP/R1BQK2R b KQkq - 0 1"]
[GameDuration "00:00:05"]
[GameEndTime "2025-07-04T10:19:45.455 UTC"]
[GameStartTime "2025-07-04T10:19:40.382 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.03+0.04"]

1... b4 {-1.30 6/6 98 0, White makes an illegal move: 0000} 0-1