[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbq1k2/pppp1Bpp/3b1n2/4p3/4P3/2N5/PPPP1PPP/R1BQK2R b KQ - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T08:35:47.805 UTC"] [GameStartTime "2025-07-04T08:35:42.806 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.13+0.04"] 1... Kxf7 {+0.50 10/10 127 0, White makes an illegal move: 0000} 0-1