[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-base"]
[Black "Helios-dev"]
[Result "1-0"]
[FEN "r1bqk2r/pppp2pp/2n2n2/4p1N1/4P3/P1b5/1PP2PPP/R1BQKB1R w KQkq - 0 1"]
[GameDuration "00:00:04"]
[GameEndTime "2025-07-04T05:55:20.805 UTC"]
[GameStartTime "2025-07-04T05:55:15.806 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.09+0.04"]

1. bxc3 {-1.25 8/8 91 0, Black makes an illegal move: 0000} 1-0