1. d2d4  1... g8f6  2. g1f3  2... g7g6  3. c2c4  3... f8g7  4. b1c3  4... e8g8  5. e2e4  5... d7d6 When in for a must-win, KID it is! 6. f1e2  6... b8d7 Avoiding 6...e5 7.dxe5. The old classical reply  against the Classical line had a boost of interest in the past few years. 7. e1g1  7... e7e5  8. c1e3  8... f6g4  9. e3g5  9... f7f6  10. g5h4  10... h7h5  11. h2h3  11... g4h6  12. h4g3  12... g8h7  13. d1c2  13... c7c6  14. a1d1  14... d8e7  15. c4c5 White is often sacrificing a pawn for  positional compensation in the KID. However, Nakamura felt c4-c5 was not a good idea as things got murky there. Exactly what he needed. 15... d6c5  16. d4d5  16... d7b6 