[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnbqkb1r/ppp1ppp1/5n1p/3p4/2P3P1/1Q6/PP1PPPBP/RNB1K1NR b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T03:33:27.166 UTC"] [GameStartTime "2025-05-19T03:33:25.811 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.4+0.09"] 1... dxc4 {+1.08 18/36 1100 605221, White makes an illegal move: a5a4} 0-1