[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnb1k2r/pp4pp/2pbpq2/3p1p2/1P6/P2P2P1/2PNPPBP/R2QK1NR b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T07:51:37.804 UTC"] [GameStartTime "2025-07-04T07:51:32.805 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.08+0.04"] 1... a5 {+1.15 6/6 131 0, White makes an illegal move: 0000} 0-1