Which is rejected.
1. e2e4  1... e7e6  2. d2d4  2... d7d5  3. b1c3  3... g8f6  4. e4e5  4... f6d7  5. f2f4  5... c7c5  6. g1f3  6... b8c6  7. c1e3  7... a7a6  8. a2a3  8... b7b6 Quite a rare line. 9. g2g3  9... f8e7  10. f1g2  10... e8g8  11. e1g1 [#] 11... g8h8 A somewhat mysterious but likely useful move. 12. c3e2  12... c8b7  13. c2c3 The opening is over, and the verdict is favorable for the first player. Black's position is solid but very passive. Thanks to the fixed center, Muzychuk has a clear plan of advancing her kingside pawns and building a step-by-step attack. 13... f7f5 An attempt for a blockade.