[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r2qkbnr/pppnpppp/3p4/8/4PP2/5Q2/PPPPB1PP/RNB1K2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:06:52.694 UTC"] [GameStartTime "2025-05-19T03:06:52.070 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.29+0.09"] 1... e6 {-1.31 17/32 606 382775, White makes an illegal move: b5b4} 0-1