The Sicilian Defense: Grand Prix Attack is a chess opening classified under ECO code B23 in the Semi-Open Games family, where Black responds to 1.e4 with something other than 1...e5, including the Sicilian Defense, Caro-Kann, and Pirc. It is reached after 3 moves: 1. e4 c5 2. Nc3 Nc6 3. f4. The resulting position leaves black to move.
Resulting Position
1. e4 c5 2. Nc3 Nc6 3. f4
r1bqkbnr/pp1ppppp/2n5/2p5/4PP2/2N5/PPPP2PP/R1BQKBNR b KQkq - 0 3Resulting Position