[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnbqk2r/ppp2ppp/4pn2/2b5/8/2NB4/PPPN1PPP/R1BQK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:31:35.304 UTC"] [GameStartTime "2025-05-19T03:31:34.410 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.4+0.09"] 1... O-O {+1.51 16/32 808 324696, White makes an illegal move: c6c5} 0-1