[Event "?"] [Site "?"] [Date "2025.05.18"] [Round "1"] [White "Integral-dev"] [Black "Integral-base"] [Result "0-1"] [FEN "r2qkb1r/pppnpppp/5Bb1/3p4/3P2P1/5N1P/PPP1PP2/RN1QKB1R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-18T19:29:57.762 PDT"] [GameStartTime "2025-05-18T19:29:56.852 PDT"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "20.73+0.21"] 1... gxf6 {+1.12 18/34 649 553832, White makes an illegal move: a1c1} 0-1