Attacking the King successfully remains the most attractive part of chess. GM Hou Yifan takes advantage of the open f-file and poor placement of black's Bishops pair while it gets the black King and the full point. Enjoy!
[Event "Nakhchivan Open 2015"][Site "Nakhchivan AZE"][Date "2015.05.02"][Round "1.3"][White "Hou, Yifan"][Black "Aghayev, Nijat"][WhiteElo "2686"][BlackElo "2393"][Result "1-0"][SetUp "1"][FEN "1r6/4r2k/bb1pNqpp/p1pP4/1p2P2P/4Q1P1/PPR3BK/3R4 w - - 6 29"][ECO "C25"] 29. Rf2 Qe5 30. Nf8+ {first try to get to the King} Kg7 31. Ne6+ Kh7 32. Rf4 {second try targetting the g6-pawn} Rbb7 33. h5 Rg7 {there's not a lot left to defend the King} (33...g5 34.Rf5 Qh8 35.e5 dxe5 36.Qe4 Qg8 37.Rf7+ Kh8 38.Qxe5+ Qg7 39.Qxg7#)(33...Qxh5+ 34.Rh4 c4 35.Qc1 {the h6-pawn is doomed}) 34. hxg6+ {the final assault} Rxg6 35. Nf8+ Kg7 36. Nxg6 Kxg6 37. Rf5 Qe8 38. Qf4 Qe7 39. e5 {the last needed move to open up black's position} dxe5 40. Rxe5
[Event "Nakhchivan Open 2015"][Site "Nakhchivan AZE"][Date "2015.05.02"][Round "1.3"][White "Hou, Yifan"][Black "Aghayev, Nijat"][WhiteElo "2686"][BlackElo "2393"][Result "1-0"][SetUp "1"][FEN "1r6/4r2k/bb1pNqpp/p1pP4/1p2P2P/4Q1P1/PPR3BK/3R4 w - - 6 29"][ECO "C25"] 29. Rf2 Qe5 30. Nf8+ {first try to get to the King} Kg7 31. Ne6+ Kh7 32. Rf4 {second try targetting the g6-pawn} Rbb7 33. h5 Rg7 {there's not a lot left to defend the King} (33...g5 34.Rf5 Qh8 35.e5 dxe5 36.Qe4 Qg8 37.Rf7+ Kh8 38.Qxe5+ Qg7 39.Qxg7#)(33...Qxh5+ 34.Rh4 c4 35.Qc1 {the h6-pawn is doomed}) 34. hxg6+ {the final assault} Rxg6 35. Nf8+ Kg7 36. Nxg6 Kxg6 37. Rf5 Qe8 38. Qf4 Qe7 39. e5 {the last needed move to open up black's position} dxe5 40. Rxe5