[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qk1nr/ppp2pb1/2np2pp/4p3/3PP1b1/2N1BP2/PPP1N1PP/R2QKB1R b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T08:29:02.803 UTC"] [GameStartTime "2025-07-04T08:28:57.807 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.08+0.04"] 1... exd4 {-0.55 9/9 170 0, White makes an illegal move: 0000} 0-1