[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1b1k1nr/ppppq1pp/1bn2p2/4p3/PPB1P3/2PP1Q2/5PPP/RNB1K1NR b KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T07:40:06.805 UTC"] [GameStartTime "2025-07-04T07:40:01.805 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.13+0.04"] 1... a6 {-0.10 5/5 167 0, White makes an illegal move: 0000} 0-1