[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rnb1k1nr/pppp1pp1/5q1p/2b5/2BpP3/1Q3N2/PPP2PPP/RNB1K2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:07:11.111 UTC"] [GameStartTime "2025-05-19T03:07:10.570 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.29+0.09"] 1... Nc6 {+1.27 17/34 408 196266} 2. a3 {White makes an illegal move: a1c1} 0-1