1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. g1f3  3... f8b4  4. c1d2  4... a7a5  5. a2a3 A good and simple move. The inclusion of a5-a3 doesn't change the outlook much on the queenside. 5... b4d2  6. d1d2  6... d7d5  7. b1c3  7... e8g8  8. e2e3  8... b8d7  9. c4d5  9... e6d5 