[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r2qk2r/ppp2ppp/2n1pn2/5b2/2BP4/2N1PN2/PP1Q1PPP/R3K2R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:07:37.256 UTC"] [GameStartTime "2025-05-19T03:07:37.241 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.29+0.09"] 1. a3 {White makes an illegal move: c6c5} 0-1