[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/ppp1npbp/2np2p1/4p3/8/1NPPP3/PP1BBPPP/R2QK1NR b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T05:16:04.804 UTC"] [GameStartTime "2025-07-04T05:15:59.807 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... d5 {+0.50 7/7 125 0, White makes an illegal move: 0000} 0-1