[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnbq1rk1/pppp2bp/5np1/4pp2/8/3PP1P1/PPP2PBP/RNBQK1NR w - - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:12:46.968 UTC"] [GameStartTime "2025-05-19T03:12:46.722 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.32+0.09"] 1. c3 {White makes an illegal move: a1c1} 0-1