[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk1nr/1p1pppb1/p1n3p1/2p5/2B1P3/2N2N2/PPPP2PP/R1BQK2R b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T07:25:23.804 UTC"] [GameStartTime "2025-07-04T07:25:18.807 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... e5 {-0.50 7/7 91 0, White makes an illegal move: 0000} 0-1