[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/1pppn1pp/p1n1pp2/6B1/3PP3/2N2N2/PPP2PPP/R2QKB1R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:35.978 UTC"] [GameStartTime "2025-06-23T15:40:35.614 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. Bxf6 {-1.50 6/0 85 703932} gxf6 {+1.00 6/0 235 993694, White makes an illegal move: g5f6} 0-1