[Event "?"]
[Site "?"]
[Date "2025.07.04"]
[Round "1"]
[White "Helios-base"]
[Black "Helios-dev"]
[Result "1-0"]
[FEN "r1b1k2r/pp2bppp/1qn1pn2/2pp4/8/3PPPN1/PPPNB1PP/R1BQK2R w KQkq - 0 1"]
[GameDuration "00:00:04"]
[GameEndTime "2025-07-04T05:48:11.804 UTC"]
[GameStartTime "2025-07-04T05:48:06.807 UTC"]
[PlyCount "1"]
[SetUp "1"]
[Termination "illegal move"]
[TimeControl "4.05+0.04"]

1. f4 {-0.55 7/7 129 0, Black makes an illegal move: 0000} 1-0