1. e2e4  1... e7e5  2. f1c4  2... g8f6  3. d2d3  3... c7c6  4. g1f3  4... d7d5  5. c4b3  5... f8d6  6. b1d2 The development of the knight on d2 isn't dangerous for Black. 6... e8g8  7. e1g1  7... f8e8  8. f1e1  8... b8d7  9. c2c3  9... d7c5  10. b3c2  10... d5e4  11. d3e4  11... d6c7  12. d1e2  12... d8e7  13. b2b4 [%c_effect b4;square;b4;type;GreatFind;persistent;true] taking the knight out of its active position. 13... c5e6  14. d2c4  14... e6f4 Black's position becomes very dangerous now. 15. c1f4 