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Train this openingAbout this opening
White takes the center from the side rather than occupying it, controlling d5 with a pawn and keeping every setup available. It transposes into an enormous number of other openings, which is both its strength and the reason it can feel formless at first. e5 is the most played reply here and it is a reversed Sicilian, with colors switched and White a tempo up. Nf6 and c5 are the flexible answers, and c5 keeps the symmetry that makes this opening awkward to attack. If you like slow games where structure matters more than tactics, this is the opening that rewards you.
Plans
- Play e5 and treat it as a Sicilian with colors reversed.
- Answer c5 to keep the symmetry and stay flexible.
- Play Nf6 and choose your structure once White commits.
- Fight for d5, the square the pawn on c4 is contesting.
Where the pieces belong
- Pawn: e5, claiming the center a move early
- Knight: f6, covering d5
- Bishop: g7, aiming down the long diagonal
- Pawn: d5, the break that frees your position
- Knight: c6, supporting the center pawn
A slow structural game with the fight centered on d5 and d4. Fianchettos are common on both sides, and the position often stays balanced deep into the middlegame.