Vienna Game: Stanley Variation, Bronstein Gambit

The Vienna Game: Stanley Variation, Bronstein Gambit is a chess opening classified under ECO code C28 in the Open Games & French Defense family, beginning with 1.e4 e5 or 1.e4 e6, including the Italian Game, Ruy Lopez, and French Defense. It is reached after 5 moves: 1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. f4 Nxe4 5. Nf3. The resulting position leaves black to move.