An entry in the Encyclopedia of Chess Openings (ECO B21), reached after 9 half-moves: 1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Bc4.
1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Bc4
No further variations branch from this position in our database. To explore neighbouring ideas: