[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qk2r/pbpn1ppp/1p1bpn2/3p4/3P4/P1N1PNP1/1PP1BP1P/R1BQ1RK1 b kq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T05:39:14.481 UTC"] [GameStartTime "2025-07-04T05:39:09.306 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.05+0.04"] 1... a6 {+0.10 5/5 186 0, White makes an illegal move: 0000} 0-1