[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "r1bq1rk1/pp2ppbp/2np1np1/2p5/4P2P/2NP1PP1/PPP1N1B1/R1BQK2R b KQ - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T02:28:51.551 UTC"] [GameStartTime "2025-05-19T02:28:50.222 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "39.52+0.4"] 1... d5 {+1.25 16/29 1043 279383, White makes an illegal move: a1c1} 0-1