[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnq1kb1r/pp2pppp/5n2/2pp1b2/3P1P2/1QP1P3/PP1N2PP/R1B1KBNR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:21:48.676 UTC"] [GameStartTime "2025-05-19T03:21:48.364 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "8.94+0.09"] 1... e6 {+1.47 18/31 276 158875, White makes an illegal move: g5g4} 0-1