[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbq1rk1/ppppppbp/4n1p1/4P3/2BP3P/2N1BP2/PPP3P1/R2QK1NR b KQ - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T05:27:34.802 UTC"] [GameStartTime "2025-07-04T05:27:29.806 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.08+0.04"] 1... Nc6 {-0.90 8/8 204 0, White makes an illegal move: 0000} 0-1