An entry in the Encyclopedia of Chess Openings (ECO A83), reached after 9 half-moves: 1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. f3.
1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. f3
No further variations branch from this position in our database. To explore neighbouring ideas: