[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbq1rk1/pppp1pb1/5npp/4p1B1/4P2N/2NP4/PPP2PPP/R2QKB1R w KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:25.810 UTC"] [GameStartTime "2025-06-23T15:43:25.395 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. Bxf6 {-0.05 1/0 141 1125} Qxf6 {-0.15 6/0 182 528967, White makes an illegal move: g5f6} 0-1