An entry in the Encyclopedia of Chess Openings (ECO E80), reached after 9 half-moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3.
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3
One reply continues into a sub-variation from this position. Click any to drill deeper.