An entry in the Encyclopedia of Chess Openings (ECO D32), reached after 10 half-moves: 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6.
1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6
No further variations branch from this position in our database. To explore neighbouring ideas: