1. d2d4  1... d7d5  2. c2c4  2... c7c6  3. g1f3  3... g8f6  4. d1c2  4... d5c4  5. c2c4  5... c8f5  6. g2g3  6... e7e6  7. f1g2  7... f8e7  8. e1g1  8... e8g8  9. c4b3  9... d8b6  10. b1d2  10... f8d8  11. d2c4  11... b6a6  12. c1g5  12... b8d7  13. f1e1  13... h7h6  14. g5f4  14... d7b6  15. c4e5  15... a6a4 Caruana needs to swap some pieces and the queens are a good choice. 16. f4d2  16... f5e4 One of the many ways to equality. 17. b3a4  17... b6a4  18. b2b3  18... a4b6  19. d2a5  19... d8d5  20. a5c3  20... c6c5 Due to the symmetrical  nature of the position, Caruana equalized completely. Both sides keep  pushing though. 21. e2e3  21... d5d8  22. e1d1  22... b6d5  23. c3a5  23... d8c8  24. a1c1  24... b7b6  25. a5e1  25... a7a5  26. a2a4  26... c8c7  27. e5c4  27... a8c8  28. d4c5  28... e7c5  29. f3d4  29... e4g2 The first step in the wrong  direction. 30. g1g2  30... c5d4 This second trade is a more serious error. The remaining  black knights lack good outposts, and this leaves Black on the back foot. 31. d1d4  31... f6d7  32. e3e4  32... d5f6  33. c1d1 Out of the pin!