1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. b1c3  3... f8b4  4. e2e3  4... e8g8  5. f1d3  5... d7d5  6. c4d5  6... e6d5  7. a2a3  7... b4d6  8. d1c2 Rapport and Vidit are entering one of the most complex structures, a Carlsbad with a white dark-squared bishop behind the pawn chain. 8... a7a6  9. g1e2  9... f8e8  10. e1g1 10.0-0 is the recent fashion according to Megabase. 10... b7b6  11. b2b4 First and foremost, White needs to take the teeth out of the c7-c5 break. 11... b8d7 Rapport sank into deep thought and, after more than thirty minutes on the clock, came up with a good plan. 12. e2f4 First and foremost, the Hungarian GM lures the opponent's bishop on b7 anyway.