1. c2c4  1... e7e5  2. b1c3  2... g8f6  3. g1f3  3... b8c6  4. g2g3  4... d7d5  5. c4d5  5... f6d5  6. f1g2  6... f8c5  7. e1g1  7... e8g8  8. d1c2  8... d5b4 [%c_effect b4;square;b4;type;Interesting;persistent;true] An interesting idea that had already been played by Van Foreest. 9. c2b1  9... c6d4 [%c_effect d4;square;d4;type;GreatFind;persistent;true] 10. f3d4  10... e5d4  11. c3e4  11... c5b6 A new move. 12. d2d3  12... h7h6 A useful move to take the f5-square away from the knight. 13. c1d2  13... b4d5  14. b1c2  14... f8e8  15. f1e1  15... a7a5 [%c_effect a5;square;a5;type;GreatFind;persistent;true] Preventing the b2-b4 advance.