1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. b1c3  3... f8b4  4. e2e3  4... e8g8  5. f1d3  5... d7d5  6. g1f3  6... d5c4  7. d3c4  7... c7c5  8. e1g1  8... c5d4  9. e3d4  9... b7b6 This is one of the main positions of the Nimzo-Indian, and it can actually occur after other move orders as well. There are thousands of games here. 10. c1g5 The most popular move. 10... c8b7  11. d1e2  11... b4c3  12. b2c3  12... b8c6 This is a very rare move. The knight usually goes to d7. 13. f3e5  13... c6e7 [%c_effect e7;square;e7;type;GreatFind;persistent;true] A good and thematic maneuver. The knight goes to the kingside, and Black is not worried about the doubled pawns after 14.Bxf6. 14. a1d1  14... a8c8  15. d1d3  15... f6e4 [%c_effect e4;square;e4;type;GreatFind;persistent;true] Now Black achieves a good game. 16. g5h4  16... d8c7  17. d3h3 [%c_effect h3;square;h3;type;Inaccuracy;persistent;true] 17... e7f5 