1. d2d4  1... g8f6  2. g1f3  2... d7d5  3. e2e3  3... c7c5  4. b1d2 After the London System and the French Defense, now Ding tries the Colle. Fair enough. Nepomniachtchi said in the press conference that he wasn't surprised. 4... c5d4  5. e3d4  5... d8c7  6. c2c3  6... c8d7 This is a new move in this position and it's hard to understand its merits, although it was clearly part of the preparation. 7. f1d3  7... b8c6  8. e1g1  8... d7g4 I don't want to sound harsh, but the fact that Black can play this position even a tempo down says a lot about the merits of White's opening. 9. f1e1  9... e7e6 