An entry in the Encyclopedia of Chess Openings (ECO C65), reached after 8 half-moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Ng4.
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Ng4
No further variations branch from this position in our database. To explore neighbouring ideas: