[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qkbnr/ppp2ppp/8/3pp3/1n4b1/3P1NPP/PPP1PPB1/RNBQ1RK1 b kq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T05:35:32.803 UTC"] [GameStartTime "2025-07-04T05:35:28.053 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.1+0.04"] 1... Bxf3 {+0.15 8/8 90 0, White makes an illegal move: 0000} 0-1