[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-dev"] [Black "Integral-base"] [Result "0-1"] [FEN "rnbq1rk1/ppp1npb1/4p1pp/4P3/2BP1P2/2N2N2/PP4PP/R1BQK2R w KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T02:54:13.646 UTC"] [GameStartTime "2025-05-19T02:54:13.084 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.21+0.09"] 1. b3 {White makes an illegal move: b2b3} 0-1