1. d2d4  1... d7d5  2. c2c4  2... d5c4 The quest for the world title is a long and winding road, extremely demanding from every aspect of the game. Preparation is the first layer and as such players often come with brand-new concepts for the matches. Muzychuk, for example, has never opted for the solid QGA, but apparently came thoroughly prepared for this game. 3. g1f3  3... g8f6  4. e2e3  4... e7e6  5. f1c4  5... c7c5  6. e1g1  6... a7a6  7. b2b3  7... b8d7 