[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "1-0"] [FEN "r1b1kb1r/pp3ppp/nqp1pn2/3p4/2PP1B2/2N1PN2/PPQ2PPP/R3KB1R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:07:13.078 UTC"] [GameStartTime "2025-05-19T03:07:12.297 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.29+0.09"] 1... Nb4 {-1.39 16/33 530 249144} 2. a3 {Black makes an illegal move: a1c1} 1-0