[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-dev"] [Black "Integral-base"] [Result "0-1"] [FEN "r1bqk1nr/pp2bpp1/2npp3/2p5/4PP1p/2PP1N1P/PP2B1P1/RNBQ1RK1 b kq - 0 1"] [GameDuration "00:00:02"] [GameEndTime "2025-05-19T02:32:07.290 UTC"] [GameStartTime "2025-05-19T02:32:04.717 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "39.44+0.39"] 1... d5 {-1.09 18/37 2397 1188991, White makes an illegal move: a1c1} 0-1