1. c2c4  1... e7e6  2. b1c3  2... d7d5  3. d2d4  3... g8f6  4. c4d5  4... e6d5  5. c1g5  5... c7c6  6. e2e3  6... c8f5  7. d1f3 This line is extremely popular the Nations Cup. 7... f5g6  8. g5f6  8... d8f6  9. f3f6  9... g7f6  10. g1f3 