1. c2c4 Carlsen seems to be comfortable playing the English Opening these days. 1... e7e5  2. g2g3  2... b8c6  3. f1g2  3... g7g6  4. b1c3  4... f8g7  5. e2e3 A tried and true method of development. 5... g8f6 It's a bit surprising to see that knight stepping ahead of the f-pawn. 6. g1e2  6... e8g8  7. e1g1  7... d7d6  8. d2d4 Magnus prefers to go through the center. 8... e5d4  9. e3d4  9... f8e8 