[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r1bqkb1r/pp3ppp/2n1p3/2p1Pn2/2B1N3/5N2/PPPP2PP/R1BQK2R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T02:50:32.275 UTC"] [GameStartTime "2025-05-19T02:50:31.249 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.84+0.1"] 1... Nh4 {+1.83 16/40 729 262903, White makes an illegal move: a1c1} 0-1