1. c2c4  1... e7e5  2. b1c3  2... g8f6  3. g1f3  3... b8c6  4. e2e4 Quite popular these days. 4... f8b4  5. d2d3  5... a7a6 Black intends to keep his dark squared bishop. 6. f1e2  6... d7d6  7. h2h3  7... b4c5  8. e1g1  8... e8g8  9. c1e3  9... c6d4  10. d1d2  10... h7h6  11. e2d1  11... f6h7  12. e3d4 Parting with the dark suared bishop while the light squared one has no obvious prospects may seem illogical, but Ding intended to hit the d4-pawn. 12... e5d4 Very principled again. It's nice to see young players of today not backing out of big strategic battles. 13. c3e2  13... d8f6  14. e2g3  14... b7b5  15. a1c1  15... b5c4  16. c1c4  16... c8e6  17. e4e5 Ding decided to secure a pawn majority on the queenside. 17... f6e7  18. e5d6  18... c7d6  19. c4a4  19... e6d7  20. f1e1  20... e7d8 