[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rn1qkb1r/1ppbnpp1/p3p2p/3pP3/3P4/2NB1N2/PPP1QPPP/R1B2RK1 b kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T02:49:58.966 UTC"] [GameStartTime "2025-05-19T02:49:58.012 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.84+0.1"] 1... Nbc6 {-1.29 18/32 705 407635, White makes an illegal move: a1c1} 0-1