[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnb1k2r/pp2ppbp/1q1p2p1/2pP4/4BB2/1P2P3/P1P2PPP/RN1QK1NR b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T02:50:33.462 UTC"] [GameStartTime "2025-05-19T02:50:32.417 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.84+0.1"] 1... Bxa1 {+1.92 15/30 797 130789, White makes an illegal move: a1c1} 0-1