An entry in the Encyclopedia of Chess Openings (ECO C44), reached after 13 half-moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. bxc3 Ba5 7. e5.
No further variations branch from this position in our database. To explore neighbouring ideas: