[Event "Nalchik WGP 2011"]
[Site "Nalchik RUS"]
[Date "2011.10.17"]
[Round "8"]
[White "Zhu Chen"]
[Black "Stefanova, Antoaneta"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2490"]
[BlackElo "2528"]
[Annotator "Müller,Karsten"]
[PlyCount "183"]
[EventDate "2011.10.09"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RUS"]
[EventCategory "11"]
[Source "Chess Today"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 e6 5. g3 b6 6. Bg2 Ba6 7. cxd5 cxd5 8. Nc3
Be7 9. Bf4 O-O 10. Rc1 Bb7 11. Ne5 Nfd7 12. e4 Nxe5 13. dxe5 d4 14. Nb5 Nd7 15.
O-O g5 16. Bd2 Nxe5 17. f4 Nd7 18. Nxd4 Nf6 19. Be3 gxf4 20. gxf4 Qe8 21. f5
Ng4 22. fxe6 Nxe3 23. Qxe3 fxe6 24. Rxf8+ Bxf8 25. Rc7 Rb8 26. Qg5+ Qg6 27. Qe5
Rd8 28. Qxe6+ Qxe6 29. Nxe6 Rd1+ 30. Kf2 Rd2+ 31. Kf3 Bxe4+ 32. Kxe4 Rxg2 33.
Rc8 Kf7 34. Nxf8 Rxh2 35. b3 h5 36. Nd7 Rxa2 37. Ne5+ Kf6 38. Rf8+ Ke6 39. Nf3
Rb2 40. Nd4+ Kd6 41. Rf6+ Ke7 42. Rh6 Ra2 43. Rxh5 Kd6 44. Kd3 Ra1 45. Kc3 a6
46. Nc2 Rg1 47. Ne3 Rg3 48. Kd4 Kc6 49. Re5 Rh3 50. Kc4 Rh4+ 51. Kc3 Rh3 52.
Kb2 Rh6 53. Ka3 Rg6 54. Rh5 Re6 55. Nc2 Re7 56. Nb4+ Kb7 57. Rh6 Rd7 58. Na2
Rc7 59. Kb2 a5 60. Nc3 Rc5 61. Na4 Rb5 62. Ka3 Ka6 63. Nb2 Rb4 64. Nc4 Kb7 65.
Rg6 Ka6 66. Nd6 Ka7 67. Rg7+ Ka6 68. Rg8 Ka7 69. Rc8 Rh4 70. Rc6 Rh5 71. Ka4
Rg5 72. Rc8 Rg4+ 73. Rc4 Rg5 74. Rc7+ Ka6 75. Nc8 Rg4+ 76. Ka3 Rg6 77. Ra7+ Kb5
78. Rd7 Rg8 79. Na7+ Ka6 80. Nc6 Kb5 81. Ne5 Rg5 82. Re7 Rh5 83. Re6 Ka6 84.
Kb2 Rh2+ 85. Kc3 Re2 86. Kd4 Kb5 $2 87. Rh6 $1 {And Black is dominated by
White's mighty knight:} a4 ({Passive defense with} 87... Rd2+ 88. Kc3 Rd8 {
does not help, e.g.} 89. Nc4 Rb8 90. Rf6 Kc5 91. Rf5+ Kc6 92. Rh5 Rb7 93. Kb2
Rb8 94. Ka3 Rb7 95. Rg5 Rb8 96. Ne5+ Kb7 97. Ka4 Ka6 98. Rg6 Rb7 99. Nc4 Rb8
100. Nxa5 Rh8 101. Nc4 Rb8 102. Rxb6+ Rxb6 103. Nxb6 Kxb6 104. Kb4 $18 {[%csl
Ga5,Gb5,Gc5] Opposition}) (87... Rg2 88. Nc4 Rg4+ 89. Kc3 Rg3+ 90. Kb2 a4 91.
Nd6+ {The octopus controls the rook.} Ka5 (91... Kc5 92. Ne4+ $18 {[%cal Ge4c5,
Ge4g3]}) 92. Rh5+ Ka6 93. bxa4 $18) 88. Nc4 $1 axb3 (88... Ka6 89. Rxb6+ Ka7
90. bxa4 $18) (88... Kb4 $6 89. Rxb6#) 89. Rxb6+ Ka4 90. Kc5 {[%csl Gc2,Ge5]
[%cal Gb6a6,Gb6b4] And Black is powerless as her own b-pawn prevents a
stalemate defense and the rook has no real check.} Re5+ (90... b2 $6 91. Rb4#)
91. Nxe5 b2 92. Rxb2 1-0

