[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rn1qkbnr/ppp2bpp/3pp3/5p2/3P1P2/3BPN2/PPP3PP/RNBQ1RK1 b kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:11:53.884 UTC"] [GameStartTime "2025-05-19T03:11:52.980 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.32+0.09"] 1... Nf6 {-1.40 17/33 671 229080} 2. a3 {White makes an illegal move: a2a3} 0-1