ECO code: C68
Spanish: Exchange, Keres, 5...f6
This variation arises after the moves 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 f6. Black’s 5...f6 is a somewhat rare and provocative choice aiming to reinforce control over the central e5 pawn and prepare for a solid but flexible pawn structure.
Characteristic of the move 5...f6: It supports the central pawn on e5, preventing White’s knight or bishop from easily jumping into e5, but it also slightly weakens Black’s kingside light squares and delays natural development of the kingside pieces.
Attacking or defensive nature: From Black’s perspective, 5...f6 is primarily a defensive move focused on securing the center and maintaining a strong foothold. For White, the position invites central and developmental pressure, aiming to exploit the slight kingside weaknesses and Black’s somewhat passive setup.
Center control: This opening variation definitely revolves around contesting the center. Black’s 5...f6 bolsters central presence, while White will typically challenge this with active piece play and central breaks. Thus, the battle for the center remains the key strategic theme.
This opening is defined by the position shown on the board below. The moves displayed are a typical sequence that leads to it, but different sequences can reach the same position and still carry the same opening name.
Practice puzzles and train your tactics with real positions from games that used the Spanish: Exchange, Keres, 5...f6, and sharpen your opening mastery.
Puzzle 1 of 2 - Move #7 black