1. d2d4  1... e7e6  2. c2c4  2... f8b4  3. c1d2  3... a7a5  4. g1f3  4... g8f6  5. g2g3 Wojtaszek is one of the greatest experts of the Catalan in the world, and he is notorious for his quality opening preparation. 5... d7d5  6. f1g2  6... d5c4  7. d1c2  7... c7c5  8. a2a3  8... b4d2  9. b1d2  9... c5d4  10. d2c4  10... e8g8  11. c2d3 Here comes the novelty $1 Wojtaszek makes sure that his queen will remain on the board, at least for the time being. 11... b8c6  12. e1g1  12... a8a6 Rapport moves the rook off of the major diagonal, a pure human reaction. 13. f1d1  13... b7b5  14. c4e5  14... c8b7  15. e5c6  15... b7c6  16. d3d4 And White obtained a certain advantage. 16... d8a8 More or less forced, but this means that White is in charge in the center. 17. a1c1  17... h7h6  18. g2f1 A brilliant idea $1 White is going to slowly smother the black minor pieces. 18... c6d5  19. f3e5  19... a8b8 Rapport is very resourceful in the defense and is about to set a devilish trap. 20. f2f3 This is what the Bg2-f1 maneuver was all about $1 The pawn wedge on e4-f3 will completely deprive both the black bishop and knight of any reasonable squares—while opening the d-file for the major white pieces $1 20... a6d6 The trap $1 21. d4c5 Is rejected $1 21... d6a6 Sad, but best. 22. c5c7  22... d5c4 Here too, the sacrifice of a pawn is Black's best try. 23. c7b8  23... f8b8  24. e2e4 And this restriction remains White's best as well. White wants to keep his dominant knight alive, and this would net him the pawn no mater what Black does. 24... a6b6  25. d1d2 Wojtaszek knows that his opponent has nowhere to go. 25... g7g5 The nasty pawn pair in the center needs to get unpaired $1 26. g3g4  26... g8g7  27. f1c4 