1. c2c4 So's recipe against the Grunfeld defence this time: avoid it! 1... g7g6  2. b1c3  2... c7c5  3. g2g3  3... f8g7  4. f1g2  4... b8c6  5. g1f3  5... e7e5 The most ambitious  setup by Svidler. Black seizes space and adds another pawn into the  center. The drawback is that the d5 square is weakened for good. 6. a2a3  6... a7a5  7. d2d3  7... g8e7  8. f3d2 