1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. b1c3  3... f8b4  4. e2e3  4... c7c5  5. g1e2  5... d7d5 This is one of the many possible plans for Black in the Nimzo-Indian with 4.e3. One of the attractions of this defense is the flexibility of choice for both sides. 6. a2a3  6... b4a5  7. d4c5  7... d5c4  8. c1d2  8... e8g8 