An entry in the Encyclopedia of Chess Openings (ECO E23), reached after 14 half-moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. dxc5 Nc6 6. Nf3 Ne4 7. Bd2 Nxc5.
No further variations branch from this position in our database. To explore neighbouring ideas: