An entry in the Encyclopedia of Chess Openings (ECO C61), reached after 10 half-moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O Ne7.
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. O-O Ne7
No further variations branch from this position in our database. To explore neighbouring ideas: