An entry in the Encyclopedia of Chess Openings (ECO D48), reached after 18 half-moves: 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 b4.
No further variations branch from this position in our database. To explore neighbouring ideas: