[Event "?"] [Site "?"] [Date "2020.02.02"] [Round "?"] [White "black to move"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "1r2k2r/1p2qppp/p3p3/2b1n3/8/P1N3Q1/1PP2PPP/R2R1BK1 b k - 0 19"] [PlyCount "5"] [SourceVersionDate "2020.02.02"] {} 19... f6 {a discovered defence of g7} (19... Ng6 20. Qxb8+ Qd8 21. Qxd8#) (19... Nc6 20. Qxg7) (19... Bd6 20. Ne4 Bc7 21. Qxg7 Rf8 22. Nf6+) (19... Qc7 20. Qxg7) 20. Ne4 O-O 21. Nxc5 Qxc5 *