An entry in the Encyclopedia of Chess Openings (ECO A42), reached after 7 half-moves: 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4.
1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4
No further variations branch from this position in our database. To explore neighbouring ideas: