[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-dev"]
[Black "Helios-base"]
[Result "0-1"]
[FEN "rnb1kb1r/1pp2ppp/p2q1n2/4p3/2B1P3/2N2N2/PP1P1PPP/R1BQ1RK1 b kq - 0 1"]
[GameDuration "00:00:05"]
[GameEndTime "2025-07-04T05:43:55.804 UTC"]
[GameStartTime "2025-07-04T05:43:50.804 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.05+0.04"]

1... b5 {0.00 7/7 181 0, White makes an illegal move: 0000} 0-1