[%c_effect d5;square;d5;type;GreatFind;persistent;true]
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