The last blitzed move by Muzychuk.
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  8. c4e2  8... b7b6  9. f3e5 Koneru's concept is clear. White will try to create problems for her opponent before she completes the development. 9... c8b7  10. e2f3  10... b7f3 Up to here, Muzychuk is demonstrating her preparation, flashing her moves quickly. This novelty included $1 11. d1f3  11... f8d6  12. e5d7 Koneru is in the think tank, slowly getting into the game. 12... f6d7  13. c1a3 The most aggressive continuation.