game 5 Carlsen-Karjakin analysis ( PGN) + Replay Game !!

Full Game 5 + Analysis on this link:

http://www.viewchess.com/cbreader/2016/11/17/Game5033562.html

Position 1: Karjakin played ..Ne4. 
Should White play Ne4 or Bbf7+ first ?
(Answer in link above or PGN below)

Position 2: White( Carlsen) took on d4 with his queen after Karjakin sacrificed d5-d4 to open lines.
Should Karjakin with Black play ..Qh6, ..Rh8 or ..Bd5 ?
Answer in link above

Position 3 : Carlsen played e5-e6; what is his idea, and was Kg3 instead possible ?

PGN here

[Event "WCh 2016"]
[Site "New York USA"]
[Date "2016.11.17"]
[Round "?"]
[White "Carlsen, M."]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2853"]
[BlackElo "2772"]
[Annotator "thechesscorner@gmail.com"]
[PlyCount "102"]
[EventDate "2016.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. a4 d6 7. c3 a6 8. b4 ({
Relevant:} 8. h3 Ba7 9. Re1 Ne7 10. d4 Ng6 11. Bd3 c6 12. Be3 Nh5 13. Nbd2 Nhf4
14. Bf1 exd4 15. Bxd4 Bxd4 16. cxd4 d5 17. e5 f6 18. Ra3 fxe5 19. dxe5 a5 20.
Qc1 Qe7 21. Rb3 Bf5 22. Nd4 Ne6 23. Nxf5 Rxf5 24. Bd3 Rf4 25. Bxg6 hxg6 26. Qd1
Raf8 27. Rf3 Qb4 28. Rxf4 Rxf4 29. Nf3 Qxa4 30. Qd3 Rf5 31. Qb1 Qf4 32. Qc2 Kh7
33. Re3 Qc4 34. Qd1 Rf4 35. Rc3 Qb4 36. Qc1 a4 37. h4 Kg8 {Nepomniachtchi,I 
(2740)-So,W (2782) Baku 2016 0-1}) 8... Ba7 9. Re1 Ne7 10. Nbd2 Ng6 11. d4 {
Diagram [#]} c6 (11... Re8 $5 12. Qc2 (12. Qb3 Re7 13. h3 exd4 14. cxd4 d5) (
12. h3)) (11... h6 12. h3) (11... Nxe4 $6 12. Nxe4 d5 13. Nxe5 Nxe5 14. dxe5
dxc4 (14... dxe4 15. Bd5) 15. Qh5) 12. h3 exd4 $146 ({Predecessor:} 12... Re8
13. Bd3 Be6 14. b5 axb5 15. axb5 Nf4 16. Bf1 cxb5 17. Nb1 Bc4 18. Bxf4 exf4 {
1/2-1/2 (18) Serazeev,A (2490)-Szczepanski,Z (2541) ICCF email 2014}) 13. cxd4
{Diagram [#]} Nxe4 $5 (13... d5 $5 14. exd5 Nxd5 (14... cxd5 15. Bd3 Nf4 16.
Nb3) 15. Ne4 Bf5 16. Bg5 Qd7) 14. Bxf7+ $5 (14. Nxe4 {was probably better} d5
15. Bd3 dxe4 16. Bxe4 Be6 17. b5) 14... Rxf7 15. Nxe4 d5 16. Nc5 h6 17. Ra3 $5
{like in Chennai} Bf5 18. Ne5 Nxe5 19. dxe5 Qh4 20. Rf3 Bxc5 21. bxc5 Re8 22.
Rf4 Qe7 23. Qd4 Ref8 24. Rf3 Be4 25. Rxf7 Qxf7 26. f3 Bf5 27. Kh2 Be6 28. Re2
Qg6 29. Be3 Rf7 30. Rf2 Qb1 31. Rb2 Qf5 32. a5 $6 (32. f4 h5 33. Qc3) 32... Kf8
33. Qc3 Ke8 34. Rb4 g5 35. Rb2 Kd8 36. Rf2 Kc8 37. Qd4 Qg6 38. g4 h5 $1 $15 39.
Qd2 Rg7 40. Kg3 Rg8 41. Kg2 $2 hxg4 42. hxg4 (42. fxg4 Qe4+ 43. Kg1 Rh8 $17)
42... d4 $5 (42... Qh6 43. Kg1 Qh3 44. Qe2 d4 45. Bxd4 Rf8 $40) 43. Qxd4 {
Diagram [#]} Bd5 $2 (43... Rh8 $1 {the best move} 44. Qe4 (44. Qc3 Qh7 $1 45.
Kf1 Qb1+ $1 46. Ke2 Qb5+ 47. Kd2 Rh1) 44... Qh6 $1 45. Kf1 Qh1+ 46. Ke2 Qa1 {
missed by Karjakin} (46... Rd8 47. Rf1 Qh4) (46... Bd5 $5 47. Qf5+ Kb8 48. Qd3
Qa1 $1 49. Qd4 Qa2+ 50. Bd2 Kc8 51. Ke3) 47. Bxg5 Bd5 48. Qf5+ Kb8) (43... Qh6
44. Qc3 Bd5) 44. e6 $1 {Diagram [#]} (44. Kg3 {was possible} Qb1 45. Qd2 Qg1+
46. Rg2 Qf1 47. Rf2 Qg1+ $11) 44... Qxe6 45. Kg3 $1 Qe7 (45... Kb8) 46. Rh2 Qf7
47. f4 gxf4+ 48. Qxf4 Qe7 49. Rh5 Rf8 50. Rh7 $1 (50. Rf5 Re8 $1 51. Bf2 Qd8
52. Re5 Rf8 53. Rf5 Rh8 54. Rh5 Rf8 55. Rf5 $11) 50... Rxf4 51. Rxe7 Re4 $6 (
51... Re4 $6 52. Rxe4 Bxe4 53. Kf4 Bd3 54. Ke5 Kd7 55. Kf6 Ke8 56. g5 Bc4 57.
g6 Kf8 58. Bh6+ Ke8 59. Bf4 Kf8) (51... Rf3+ $1 52. Kh4 Bb3) 1/2-1/2

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