[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r1b1kbnr/ppp1qppp/2n5/8/4p3/2P5/PP1NPPPP/R1BQKBNR w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T02:54:50.648 UTC"] [GameStartTime "2025-05-19T02:54:50.647 UTC"] [PlyCount "0"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.21+0.09"] {White makes an illegal move: a1c1} 0-1