[Event "?"] [Site "?"] [Date "2025.05.18"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r1bqkbnr/ppp3pp/5p2/3Pp3/3nP3/2NB1N2/PP3PPP/R1BQK2R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-18T19:29:52.333 PDT"] [GameStartTime "2025-05-18T19:29:51.147 PDT"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "20.73+0.21"] 1... Bg4 {-1.80 19/38 982 948619, White makes an illegal move: a1c1} 0-1