[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-dev"] [Black "Integral-base"] [Result "0-1"] [FEN "rnb1kb1r/ppp2ppp/4qn2/8/3p4/P4N2/1PP1NPPP/R1BQKB1R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T03:12:41.445 UTC"] [GameStartTime "2025-05-19T03:12:40.235 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.32+0.09"] 1... c5 {+1.66 18/36 792 388729, White makes an illegal move: a6a5} 0-1