Ding needs to keep more pieces on the board if he wants anything from the game. He manages to slightly weaken the opponent's position.
1. c2c4  1... e7e5  2. b1c3  2... f8b4  3. c3d5  3... a7a5  4. g1f3  4... d7d6  5. a2a3  5... b4c5  6. e2e3  6... g8f6  7. d2d4  7... f6d5  8. c4d5  8... e5d4  9. e3d4  9... c5b6  10. c1g5  10... f7f6  11. g5e3  11... e8g8  12. f1d3  12... f6f5  13. d1c2  13... b8d7 A good novelty by Yu. Black finishes the development and solves his opening problems. 14. d3f5  14... d7f6 