1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. d2d4 Carlsen is tired of the Berlin. 3... e5d4  4. f3d4  4... f8c5  5. d4c6  5... d8f6  6. d1f3  6... d7c6  7. b1c3  7... c8e6  8. c1e3  8... c5b4  9. e1c1 An interesting pawn sacrifice which Black rejects. 9... f6f3 Played after a lengthy thought. Yes, almost six minutes  at this time control is a lot of time). 10. g2f3  10... g8e7  11. h2h4 A typical move which aims to restrict the black  knight. Carlsen can be very happy with his opening choice. He still got  some sort of a Berlin but with much better prospects on the kingside. 11... b4c3  12. b2c3  12... a8d8  13. d1d8  13... e8d8  14. h4h5 Carlsen's very old predecessor proved A long time  ago the importance of the rook pawns when helping the bishop pair.  According to Steinitz, they are idea to limit the enemy knight. 14... f7f5 At least gaining some space on the kingside. 15. c3c4 To which White keeps on improving. 15... h8f8  16. h1g1  16... f8f7  17. a2a4 The other rook pawn advances. 17... a7a6  18. a4a5  18... g7g6  19. g1g5 Before  capturing on g6 Carlsen wants to make sure that his opponent has zero  counterplay. 19... f7f6  20. h5g6 Now he can. 20... f6g6  21. c4c5 Three white pawns won the battle against their four  counterparts on the queenside. 21... d8e8  22. f1d3  22... g6g5  23. e3g5  23... h7h5 The pawn steps out of the way of the white bishop, but there  it becomes even more vulnerable. 24. c1d2  24... e8f8  25. d2e3  25... f8f7  26. g5e7 Forcing matters, but this was completely unnecessary. 26... f7e7  27. e4e5  27... h5h4  28. f3f4  28... e7d7 Nakamura is looking for active  counterplay. 29. f2f3  29... b7b6  30. a5b6  30... c7b6  31. d3a6  31... b6b5 The bishop is trapped, but... after this there  is definitely no way out. 32. e3f2  32... d7c7  33. f2g2  33... c7b8  34. g2h3  34... b8a7  35. h3h4  35... a7a6  36. h4g5 It is amusing  that White often sacrifices a bishop to break into the opponent's camp in  the Berlin. 36... a6b7  37. g5f6  37... e6d5  38. c2c3 