An entry in the Encyclopedia of Chess Openings (ECO C70), reached after 8 half-moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nd4.
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nd4
No further variations branch from this position in our database. To explore neighbouring ideas: