[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-dev"]
[Black "Helios-base"]
[Result "0-1"]
[FEN "r1b1kbnr/pppq2pp/2n2p2/4p3/2BP3B/4PN2/PP3PPP/RN1QK2R b KQkq - 0 1"]
[GameDuration "00:00:05"]
[GameEndTime "2025-07-04T09:48:13.530 UTC"]
[GameStartTime "2025-07-04T09:48:08.356 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.18+0.04"]

1... Bb4+ {-0.10 5/5 111 0, White makes an illegal move: 0000} 0-1