An entry in the Encyclopedia of Chess Openings (ECO B00), reached after 6 half-moves: 1. e4 Nc6 2. Nf3 Nf6 3. e5 Ng4.
1. e4 Nc6 2. Nf3 Nf6 3. e5 Ng4
One reply continues into a sub-variation from this position. Click any to drill deeper.