1. c2c4  1... e7e6  2. b1c3  2... d7d5  3. d2d4  3... f8b4 An interesting order of moves, usually taking the game to a position usually arising from the Nimzo-Indian or the Ragozin Defense. 4. a2a3 A popular system, White doesn't mind the exchange of the bishop for the knight on c3 and even provokes it. 4... b4c3  5. b2c3  5... g8f6  6. e2e3  6... e8g8 Considering the position we will see in the game, which I find very difficult to play as Black, it's worth trying the more subtle 7. c4d5 [%c_effect d5;square;d5;type;GreatFind;persistent;true] 7... e6d5  8. f1d3 White's plan is very simple: to play Ne2, 0-0, f3, and e4, and then begin an attack on the kingside. The absence of the dark-squared bishop in the defense makes the attack even more dangerous. Since the classic Botvinnik-Capablanca game from the 1938 AVRO Tournament, the dangers of this pawn structure have been well-known. 8... c7c5  9. g1e2  9... b7b6  10. e1g1  10... c8a6 Exchanging the light-squared bishop is useful to the defense, and this has always been the most popular plan. 11. f2f3  11... f8e8  12. e2g3  12... a6d3 