D45 · Semi-Slav Defense
Semi-Slav Defense: Stonewall Defense
1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Ne4 6. Bd3 f5
In the Semi-Slav Defense: Stonewall Defense, aim to understand the plans and pawn structures, not just memorize the first moves.
The Semi-Slav Defense: Stonewall Defense is a chess opening classified under ECO code D45. It is reached after the moves 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Ne4 6. Bd3 f5: 12 moves in, with White to play.
It belongs to the Semi-Slav Defense family — one of many ways the line can branch. Understanding the parent system’s plans is the fastest way to play this variation well.
Club players rarely lose the Semi-Slav Defense: Stonewall Defense in the opening itself. They lose it a few moves later, when the plan behind the moves runs out: that is what reading your own games in this line shows you.
Play the Semi-Slav Defense: Stonewall Defense? See where you go wrong.
Deepline reviews your real games, finds the exact moves that cost you, and trains the fixes.
Analyze my games free →Related openings
Semi-Slav Defense: Quiet VariationSemi-Slav Defense: Quiet VariationSemi-Slav Defense: Accelerated Move OrderSemi-Slav Defense: Anti-Noteboom, Stonewall Variation, Portisch GambitSemi-Slav Defense: Gunderam GambitSemi-Slav Defense: Marshall GambitSemi-Slav Defense: Marshall Gambit, Forgotten VariationSemi-Slav Defense: Marshall Gambit, Main LineSemi-Slav Defense: Marshall Gambit, Tolush VariationSemi-Slav Defense: Noteboom Variation