[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r2qk2r/ppp1bppp/2np1n2/5P2/5PP1/8/PPP4P/RNBQKB1R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T03:33:09.059 UTC"] [GameStartTime "2025-05-19T03:33:07.526 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.4+0.09"] 1... d5 {+1.36 19/40 1525 751319, White makes an illegal move: a5a4} 0-1