[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-dev"] [Black "Integral-base"] [Result "0-1"] [FEN "rnbq1rk1/pp1p1pbp/6p1/2p2p2/2PP4/2N1P1P1/PP3PBP/R2QK1NR w KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T02:50:44.111 UTC"] [GameStartTime "2025-05-19T02:50:43.687 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.84+0.1"] 1. Rc1 {White makes an illegal move: b5b4} 0-1