An entry in the Encyclopedia of Chess Openings (ECO D39), reached after 10 half-moves: 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4.
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4
No further variations branch from this position in our database. To explore neighbouring ideas: