An entry in the Encyclopedia of Chess Openings (ECO A10), reached after 7 half-moves: 1. c4 f5 2. Nc3 Nf6 3. e4 fxe4 4. g4.
1. c4 f5 2. Nc3 Nf6 3. e4 fxe4 4. g4
No further variations branch from this position in our database. To explore neighbouring ideas: