[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnb1k1nr/pp1p1p2/2pb1q1p/4p1p1/2B1P1P1/2NPBN2/PPP2P1P/R2QK2R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T02:54:59.928 UTC"] [GameStartTime "2025-05-19T02:54:58.057 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.21+0.09"] 1... Bb4 {-1.35 18/36 1073 589660} 2. Rc1 {White makes an illegal move: a1c1} 0-1