An entry in the Encyclopedia of Chess Openings (ECO B00), reached after 7 half-moves: 1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5.
1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5
No further variations branch from this position in our database. To explore neighbouring ideas: