[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r1bqkb1r/2p1n1pp/p3pp2/np1pP3/3P4/1B3N2/PPP2PPP/RNBQ1RK1 w kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:12:02.550 UTC"] [GameStartTime "2025-05-19T03:12:02.254 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.32+0.09"] 1. c3 {White makes an illegal move: c2c3} 0-1