1. d2d4  1... g8f6  2. c2c4  2... g7g6  3. b1c3  3... f8g7  4. e2e4  4... d7d6  5. h2h3  5... e8g8  6. g1e2  6... a7a6  7. e2g3  7... c7c6  8. f1d3 An obvious move, and a novelty. 8... b8d7 Next, both sides finish their development and initiate a  clash in the center. 9. e1g1  9... b7b5  10. c1e3 