[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rn1qkb1r/pp2pppp/8/3nPb2/3Q4/2P2N2/PP4PP/RNB1KB1R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:06:56.084 UTC"] [GameStartTime "2025-05-19T03:06:55.533 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.29+0.09"] 1... Nc6 {+1.34 19/37 535 291812, White makes an illegal move: b5b4} 0-1