[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rn1qkbnr/ppp1p1p1/4b2p/3p1p2/3P3B/2N2N2/PPP1PPPP/R2QKB1R b KQkq - 0 1"] [GameDuration "00:00:02"] [GameEndTime "2025-05-19T02:31:45.009 UTC"] [GameStartTime "2025-05-19T02:31:42.616 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "36.89+0.37"] 1... g5 {+1.56 21/45 2197 1515988, White makes an illegal move: c6c5} 0-1