[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnbq1rk1/pp2ppbp/3p1np1/8/8/2NB1N1P/PPPP1PP1/R1BQK2R b KQ - 0 1"] [GameDuration "00:00:02"] [GameEndTime "2025-05-19T02:32:10.822 UTC"] [GameStartTime "2025-05-19T02:32:07.872 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "36.89+0.37"] 1... Nc6 {+0.94 22/43 2386 1468301, White makes an illegal move: a1c1} 0-1