[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnbq1rk1/ppp1ppbp/5np1/3P4/2B2P2/P2P4/1PP3PP/RNBQK1NR b KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:07:25.603 UTC"] [GameStartTime "2025-05-19T03:07:24.894 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.29+0.09"] 1... b5 {+1.37 17/39 621 307491, White makes an illegal move: c6c5} 0-1