[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-dev"]
[Black "Helios-base"]
[Result "0-1"]
[FEN "r1bqk2r/ppp1npbp/n2pp1p1/6B1/2BPP3/2N2N2/PPP2PPP/R2Q1RK1 b kq - 0 1"]
[GameDuration "00:00:04"]
[GameEndTime "2025-07-04T10:15:37.803 UTC"]
[GameStartTime "2025-07-04T10:15:32.808 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.04+0.04"]

1... Nb4 {-1.05 5/5 131 0, White makes an illegal move: 0000} 0-1