[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r1bqk1nr/pppp1pp1/1b5p/nP2p3/4P3/2PB1N2/P2P1PPP/RNBQK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-05-19T03:12:40.695 UTC"] [GameStartTime "2025-05-19T03:12:39.700 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.32+0.09"] 1... Nf6 {+1.35 18/33 663 525520} 2. a3 {White makes an illegal move: a2a3} 0-1