An entry in the Encyclopedia of Chess Openings (ECO A95), reached after 17 half-moves: 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3 c6 8. Qc2 Qe8 9. Bg5.
No further variations branch from this position in our database. To explore neighbouring ideas: