[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnbqkb1r/1p2pp2/p1p4p/3p2p1/2PPn3/2NBPNB1/PP3PPP/R2QK2R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T02:52:10.811 UTC"] [GameStartTime "2025-05-19T02:52:09.429 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.21+0.09"] 1... Nxg3 {-1.19 16/27 733 264942} 2. b3 {White makes an illegal move: b2b3} 0-1