King's Gambit Declined: Panteldakis Countergambit, Symmetrical Variation

The King's Gambit Declined: Panteldakis Countergambit, Symmetrical Variation is a chess opening classified under ECO code C30 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 6 moves: 1. e4 e5 2. f4 f5 3. exf5 exf4 4. Nf3 d5 5. d4 Bd6 6. Bd3. The resulting position leaves black to move.