An entry in the Encyclopedia of Chess Openings (ECO C54), reached after 13 half-moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3.
No further variations branch from this position in our database. To explore neighbouring ideas: