[Event "?"] [Site "?"] [Date "2025.06.17"] [Round "1"] [White "PlentyChess-base"] [Black "PlentyChess-dev"] [Result "1-0"] [FEN "r1bq1rk1/p2nbppp/2p1pn2/1p1p4/3P1B2/2PBPN1P/PP1N1PP1/R2QK2R w KQ - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-06-17T20:15:42.026 UTC"] [GameStartTime "2025-06-17T20:15:41.013 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "3.69+0.04"] 1. b4 {+0.63 20/36 510 486940, Black makes an illegal move: b2b4} 1-0