E57: Nimzo-Indian, 4.e3, Main line with 8...dc and 9...cd

Move List

1. d4 Nf6
2. c4 e6
3. Nc3 Bb4
4. e3 O-O
5. Nf3 d5
6. Bd3 c5
7. O-O Nc6
8. a3 dxc4
9. Bxc4 cxd4