[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-base"]
[Black "Helios-dev"]
[Result "1-0"]
[FEN "rnb1k1nr/1pp2pp1/p2p1q1p/2b5/3p4/2P2NP1/PP2PPBP/RNBQ1RK1 w kq - 0 1"]
[GameDuration "00:00:04"]
[GameEndTime "2025-07-04T05:15:06.029 UTC"]
[GameStartTime "2025-07-04T05:15:01.129 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.03+0.04"]

1. cxd4 {+0.35 8/8 97 0, Black makes an illegal move: 0000} 1-0