1. c2c4  1... e7e6  2. b1c3  2... d7d5  3. d2d4  3... g8f6  4. c4d5  4... e6d5  5. c1g5  5... c7c6  6. e2e3  6... c8f5  7. d1f3 This line is extremely popular the Nations Cup. 7... f5g6  8. g5f6  8... d8f6  9. f3f6  9... g7f6  10. g1f3  10... b8d7  11. f3h4  11... f8e7  12. f1e2  12... f6f5  13. h4f3 [#] 13... d7b6  14. e1g1 Nakamura thought that "the opening was pretty reasonable". 14... a7a5  15. e2d3  15... e7d6  16. g2g3 Black's kingside is his main pain. 16... e8e7  17. c3e2  17... e7f6 "Somewhere around here I started drifting. There really  was not any need to put the knight on f4." (Nakamura) 18. e2f4  18... a5a4  19. a1c1  19... b6d7  20. c1c2 