[Event "?"] [Site "?"] [Date "2025.05.19"] [Round "1"] [White "Integral-base"] [Black "Integral-dev"] [Result "0-1"] [FEN "rn1qkb1r/pbp2p2/1p1ppP1p/8/3P4/2N2N2/PPP2PPP/R2QKB1R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-05-19T02:50:41.011 UTC"] [GameStartTime "2025-05-19T02:50:39.532 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "9.84+0.1"] 1... Qxf6 {+1.08 13/28 686 90243} 2. Rc1 {White makes an illegal move: b5b4} 0-1