[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/pp2bppp/2n1pn2/3p2B1/2PP4/P1N5/1P3PPP/2RQKBNR b Kkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T05:48:00.804 UTC"] [GameStartTime "2025-07-04T05:47:55.804 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.05+0.04"] 1... dxc4 {+0.55 8/8 160 0, White makes an illegal move: 0000} 0-1