An entry in the Encyclopedia of Chess Openings (ECO D94), reached after 14 half-moves: 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Bd3 O-O 7. O-O Bg4.
No further variations branch from this position in our database. To explore neighbouring ideas: