[%c_effect e5;square;e5;type;GreatFind;persistent;true] If Black allows White to develop the pieces, then he manages to stabilize the game and has a lasting advantage thanks to the bishop pair and the space advantage.
1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. b1c3  3... f8b4  4. g1f3  4... d7d6  5. d1c2  5... e8g8  6. c1d2  6... b7b6 [%c_effect b6;square;b6;type;GreatFind;persistent;true] A good and provocative move, allowing White to advance the pawn to e4. 7. e2e4  7... c7c5 [%c_effect c5;square;c5;type;GreatFind;persistent;true] The only way to justify Black's previous move. This must be accurately calculated or prepared. 8. a2a3  8... b4c3  9. d2c3  9... c5d4  10. f3d4 