Dutch Defense: Classical Variation, Blackburne Attack

The Dutch Defense: Classical Variation, Blackburne Attack is a chess opening classified under ECO code A91 in the Flank Openings family, characterized by moves like 1.c4, 1.Nf3, or 1.f4, aiming to control the center indirectly. It is reached after 5 moves: 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nh3. The resulting position leaves black to move.