An entry in the Encyclopedia of Chess Openings (ECO A52), reached after 7 half-moves: 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4.
1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4
2 replies continue into sub-variations from this position. Click any to drill deeper.