[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnbqk2r/ppp1pp1p/5n1b/3p4/8/1P4R1/PBPPPPP1/RN1QKBN1 w Qkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T02:53:36.702 UTC"] [GameStartTime "2025-05-19T02:53:36.702 UTC"] [PlyCount "0"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.21+0.09"] {White makes an illegal move: a1c1} 0-1