[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qkbnr/pbp1pppp/1pn5/3p4/5P2/1P1P4/PBPNP1PP/R2QKBNR b KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T05:56:40.805 UTC"] [GameStartTime "2025-07-04T05:56:35.805 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.09+0.04"] 1... Nf6 {+0.40 9/9 164 0, White makes an illegal move: 0000} 0-1