[Event "realhercules's Study: Attack along the h-file"] [Site "https://lichess.org/study/WE5kLPwl/9dQ9sJzh"] [Result "*"] [Variant "Standard"] [ECO "?"] [Opening "?"] [Annotator "https://lichess.org/@/realhercules"] [FEN "r2q1rk1/pppb1pp1/2np1n1p/2bNp1N1/2B1P2P/3P1P2/PPP3P1/R1BQK2R w KQq - 0 1"] [SetUp "1"] [UTCDate "2020.09.18"] [UTCTime "08:21:38"] [Source "https://lichess.org/study/WE5kLPwl/9dQ9sJzh"] [Orientation "white"] 1. c3 hxg5? { We shall examine this weak move in order to get to know the various typical combinations which occur when the h-file is opened in such circumstances. Correct was } (1... a5! { stopping b4. White would then probably play } { [%csl Rg3,Rf6][%cal Gf6h5,Gh5g3] } 2. g4 { to exclude the possibility of ...Nf6-h5-g3. Thus the game could go on for a few more moves with the Knight on g5 enprise, until the critical moment came to decide on the exact significance of the Knight's position. Either White's attack would break through, or Black would take the Knight without any ill-effects to himself, or thirdly White might simply withdraw the Knight from g5. }) 2. hxg5 Nxd5 3. Bxd5 Be6 { If } (3... g6 { then } 4. Ke2! { (A characteristically quiet move by the King to unite the heavy pieces on the back rank). } 4... Kg7 5. Rh7+! Kxh7 6. Qh1+ Kg8 7. Qh6 Ne7 8. Bd2 Nxd5 9. Rh1 { followed by checkmate. }) 4. f4! Re8 { This seems to provide the most resistance. If } (4... g6 5. f5 Bxd5 6. f6 Be6 7. Qf3 { and White can easily organize a mating attack }) 5. Qh5 Kf8 6. Bxe6 Rxe6 { Or } (6... fxe6 7. g6 Ne7 8. f5 exf5 9. Bg5 { etc. }) 7. f5 Re8 8. g6 Ke7 9. Bg5+ { and Black either loses his Queen or is mated. Example, } 9... f6 10. Bxf6+ gxf6 11. Qh7+ Kf8 12. Qf7# *