[%c_effect a6;square;a6;type;Interesting;persistent;true] This rare move is probably the result of home preparation. The main question in this position is whether Black will be able to play the liberating d7-d5 move or not.
1. c2c4  1... g8f6  2. b1c3  2... e7e5  3. e2e3 It seems that Ding has an inexhaustible amount of little ideas in the English Opening. 3... f8b4  4. g1e2 All very logical, and we've seen this in different forms before. White wants to play a3 and capture on c3 with a piece. 4... e8g8  5. a2a3  5... b4e7  6. d2d4  6... e5d4  7. d1d4 