[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "1rbqk1nr/pppn1pbp/3pp1p1/8/3PP3/2PB1N1P/PP3PP1/RNBQK2R w KQk - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T03:31:04.078 UTC"] [GameStartTime "2025-05-19T03:31:02.949 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.4+0.09"] 1. O-O {+1.42 16/37 473 244758} a6 {White makes an illegal move: g8e7} 0-1