[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqk2r/p1pp2pp/1p2pn2/5p2/1bPP4/2N1PP2/PPQ2BPP/R3KBNR b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T09:42:29.804 UTC"] [GameStartTime "2025-07-04T09:42:24.805 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.1+0.04"] 1... Nc6 {-0.10 8/8 151 0, White makes an illegal move: 0000} 0-1