[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnb1kbnr/pp2qppp/2pp4/3P4/4P3/2N2N2/PPP3PP/R1BQKB1R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:06:46.224 UTC"] [GameStartTime "2025-05-19T03:06:45.625 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.29+0.09"] 1... Nf6 {-1.67 15/35 543 244413, White makes an illegal move: a1c1} 0-1