ECO code: D31
Opening Name: Semi-Slav: 4.cxd5
Moves: 1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5
Description: This variation of the Semi-Slav Defense features an early exchange in the center with 4.cxd5. White aims to clarify the pawn structure and challenge Black’s central presence. By capturing on d5, White opens the c-file and slightly loosens Black’s control over the center, inviting dynamic play.
Characteristic: The defining characteristic of 4.cxd5 is the immediate simplification of central tension. Instead of maintaining the complex pawn chain typical of the main Semi-Slav lines, White opts for a symmetrical pawn structure where Black recaptures with the c-pawn, leading to an open c-file and balanced central control.
Attacking or Defensive: For White, this move is somewhat neutral but leans toward a strategic attempt to control the center and open lines for piece activity, rather than an outright attack. For Black, recapturing with the c-pawn offers solid but flexible central presence, enabling both defensive solidity and counter-attacking chances.
Center Control: Yes, this opening directly contests the center. By exchanging on d5 early, both sides maintain pawn presence in the center, and the position often leads to active play revolving around central and queenside control.
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 Semi-Slav: 4.cxd5, and sharpen your opening mastery.
Puzzle 1 of 8 - Move #7 black