[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "1-0"] [FEN "r1bqkb1r/pp3pp1/2n2n1p/2ppp2P/8/1P1PP3/P1PNBPP1/R1BQK1NR w KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T02:32:10.467 UTC"] [GameStartTime "2025-05-19T02:32:08.693 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "39.44+0.39"] 1. c4 {-1.39 22/38 1658 750005, Black makes an illegal move: c5c4} 1-0