[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qkbnr/p1p3pp/2pp4/4p3/6b1/2N2N2/PPPP1PPP/R1BQR1K1 b kq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T08:46:52.804 UTC"] [GameStartTime "2025-07-04T08:46:47.807 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.14+0.04"] 1... c5 {-0.50 9/9 101 0, White makes an illegal move: 0000} 0-1