[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnb1kbnr/ppppq1pp/5p2/4p3/4P3/2NP4/PPPB1PPP/R2QKBNR b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-05-19T02:31:39.280 UTC"] [GameStartTime "2025-05-19T02:31:35.229 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "36.89+0.37"] 1... d6 {-1.32 22/45 2916 2277614} 2. a3 {White makes an illegal move: a1c1} 0-1