Italian Game: Blackburne-Kostić Gambit

The Italian Game: Blackburne-Kostić Gambit is a chess opening classified under ECO code C50 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 3 moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4. The resulting position leaves white to move.