game 8 : Karjakin Wins ! Chess analysis

http://www.viewchess.com/cbreader/2016/11/21/Game123946796.html

Position after 35 c5!

Position after 52 h4??

Karjakin played 52..a2! and White resigned

[Event "AGON FWCM 2016"]
[Site "New York"]
[Date "2016.11.21"]
[Round "8"]
[White "Carlsen, Magnus"]
[Black "Karjakin, Sergey"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2853"]
[BlackElo "2772"]
[Annotator "Fritz 15 (10m)"]
[PlyCount "104"]
[EventDate "2016.??.??"]
[EventType "match"]
[EventCountry "USA"]
[SourceTitle "top10chess.blogspot.com"]
[SourceDate "2016.01.24"]

{E14: Queen's Indian: Classical Variation (4 e3)} 1. d4 Nf6 2. Nf3 d5 3. e3 e6
4. Bd3 c5 5. b3 Be7 6. O-O O-O 7. Bb2 b6 8. dxc5 Bxc5 9. Nbd2 Bb7 10. Qe2 Nbd7
11. c4 {last book move} dxc4 $146 ({Relevant:} 11... Qe7 12. cxd5 Nxd5 13. a3 {
1/2-1/2 (13) Kohlweyer,B (2422)-Aloma Vidal,R (2403) Figueres 2014}) 12. Nxc4
Qe7 13. a3 {Prevents intrusion on b4} a5 14. Nd4 Rfd8 15. Rfd1 Rac8 16. Rac1
Nf8 17. Qe1 Ng6 18. Bf1 Ng4 19. Nb5 Bc6 (19... Qg5 $5 {dangerous for white !}
20. h3 N4e5 21. Nxe5 Nxe5 22. Bxe5 Qxe5 $15) 20. a4 $11 Bd5 21. Bd4 Bxc4 22.
Rxc4 Bxd4 23. Rdxd4 Rxc4 24. bxc4 {Black has a new backward pawn: b6} Nf6 25.
Qd2 Rb8 26. g3 {Controls f4+h4} Ne5 27. Bg2 h6 28. f4 (28. h3 Qb4 29. Qd1)
28... Ned7 29. Na7 Qa3 $1 30. Nc6 {White threatens to win material: Nc6xb8} Rf8
31. h3 {Covers g4} Nc5 {Black threatens to win material: Nc5xa4} 32. Kh2 Nxa4
33. Rd8 {time trouble !} g6 34. Qd4 {White threatens to win material: Qd4xf6}
Kg7 35. c5 $2 (35. Ne5 $142 {and White can hope to live} Qc5 36. Rxf8 Qxf8 37.
Nd7 $15) 35... Rxd8 $17 (35... bxc5 $2 36. Qd6 $1 Rxd8 37. Nxd8 Qxe3 38. Qe7 $1
) 36. Nxd8 Nxc5 37. Qd6 Qd3 (37... Qa4 $142 38. Qxb6 Ncd7 $17) (37... Qc3 38.
Qe7 Nfd7 39. Qxf7+ Kh8 40. Nxe6 $13) 38. Nxe6+ $11 fxe6 39. Qe7+ Kg8 40. Qxf6
a4 41. e4 Qd7 42. Qxg6+ {White forks: h6} Qg7 43. Qe8+ Qf8 44. Qc6 $6 {White
threatens to win material: Qc6xb6; Carlsen is pushing for a win, but the
position is dangerous} (44. Qg6+ Qg7 (44... Kh8 45. e5 $1 a3 46. Qb1 Qb8 47.
Qg6 a2 48. Qxh6+ Kg8 49. Qg6+ {draw}) 45. Qe8+ $11) 44... Qd8 45. f5 {This
push gains space} a3 $1 {A strong pawn} 46. fxe6 {White has a new passed pawn:
e6.} Kg7 (46... Kh7 47. e5 a2 48. Be4+ Nxe4 49. Qxe4+ Kg7 50. Qb7+ Kg8 51. Qf7+
Kh8 52. Qf4 $11) 47. e7 {White has a mate threat} (47. Qb5 $142 $5 {must
definitely be considered} Nxe6 48. Qb4 $14) 47... Qxe7 $15 48. Qxb6 Nd3 49. Qa5
Qc5 {Black threatens to win material: Qc5xa5} 50. Qa6 {White threatens to win
material: Qa6xd3} Ne5 $1 {A comfortable square for the black knight} 51. Qe6 (
51. Qa8 $5 $15) 51... h5 $17 52. h4 $4 {causes further problems for White} (52.
Qa6 $142 $17) {[%tqu ]} 52... a2 $1 $19 {surprise! carlsen resigned. First win
for Karjakin in the match. He leads 4.5 to 3.5 with 4 games to go !} (52... a2
53. Qxa2 Ng4+ 54. Kh3 (54. Kh1 Qc1+ 55. Bf1 Qxf1#) 54... Qg1 $19 55. Qa7+ $4
Qxa7) 0-1