1. d2d4  1... g8f6  2. c2c4  2... g7g6  3. b1c3  3... d7d5  4. c4d5  4... f6d5  5. e2e4  5... d5c3  6. b2c3  6... f8g7  7. f1c4  7... c7c5  8. g1e2  8... b8c6  9. c1e3  9... e8g8  10. h2h4  10... d8a5  11. e1g1  11... c8d7 A normal developing move and a novelty. 12. a1b1 Carlsen is immediately profiting from the weakening of the  b7-pawn.