Gruenfeld: 4.Bf4 Bg7 5.e3

Before the first move

The Gruenfeld Defense is a sharp, modern response to the Queen's Gambit. Black allows White to build a large pawn center only to attack it immediately with pieces. In this variation, White develops the dark-squared bishop early to f4, aiming for a solid setup that blunts Black's typical counterplay while maintaining central control.

1. d4White · your move

Push your pawn to d4. This move claims the center and opens lines for your queen and dark-squared bishop. It is the foundation for many of the most strategic and complex openings in chess.

1... Nf6Black

Black replies Nf6, the most common response to d4. This move prevents a full pawn center and begins the Indian Defense family. Other choices like the Englund Gambit or the Dutch Defense lead to very different types of battles.

Other paths here: Na6 (Australian Defense) · g5 (Borg Defense: Borg Gambit) · b6 (English Defense) · e5 (Englund Gambit)

2. c4White · your move

Push your pawn to c4. This is the classic way to challenge for more space and prepare to put a knight behind the pawn on c3. You are building a powerful central presence.

Other paths here: f4 (Canard Opening) · g4 (Indian Defense: Gibbins-Weidenhagen Gambit) · e4 (Indian Defense: Omega Gambit) · d5 (Indian Defense: Pawn Push Variation)

2... g6Black

Black plays g6, preparing to place the bishop on the long diagonal. This hypermodern approach invites White to take the center. Alternatives like e6 or c6 would lead to more traditional, closed positions like the Queen's Gambit Declined.

Other paths here: g5 (Indian Defense: Medusa Gambit) · b5 (Indian Defense: Pyrenees Gambit) · a6 (Indian: 2.c4 a6) · Nc6 (Mexican Defense)

3. Nc3White · your move

Bring your knight to c3. This is the most active square for the knight, putting direct pressure on d5 and preparing for further central expansion. You are developing naturally while maintaining central tension.

Other paths here: d5 (Indian Defense: Anti-Grünfeld, Advance Variation) · f3 (Indian Defense: Anti-Grünfeld, Alekhine Variation) · h4 (Indian Defense: Anti-Grünfeld, Basman-Williams Attack) · g3 (King's Indian Defense: Fianchetto Variation, Immediate Fianchetto)

3... d5Black

Black plays d5, officially entering the Gruenfeld. By putting a pawn in the center, you force White to make a decision. If Black had played d6 instead, the game would have transitioned into a King's Indian Defense.

Other paths here: Bg7 (King's Indian: 3.Nc3 Bg7) · c5 (King's Indian: 3.Nc3 c5) · c6 (King's Indian: 3.Nc3 c6) · d6 (King's Indian: 3.Nc3 d6)

4. Bf4White · your move

Develop your bishop to f4. This active development puts pressure on the d5 pawn and prepares to control the center from a distance. It is a solid alternative to the more common exchange on d5.

Other paths here: e3 (Gruenfeld: 4.e3) · g3 (Gruenfeld: 4.g3) · g4 (Grünfeld Defense: Gibbon Gambit) · f3 (Grünfeld Defense: Lutikov Variation)

4... Bg7Black

Black completes the fianchetto with Bg7. The bishop is now beautifully placed to influence the center. White must be careful, as the pressure on d4 can become overwhelming if the center opens up too quickly.

5. e3White · your move

Solidify your center by moving the pawn to e3. This move protects d4 and opens a path for your light-squared bishop. You are building a rock-solid pyramid of pawns to blunt Black's pressure.

Other paths here: Rc1 (Grünfeld Defense: Brinckmann Attack, Reshevsky Gambit)

Where you stand

The position is balanced but full of strategic depth. White has a solid central structure and easy development, while Black has a powerful bishop on g7 and clear plans to undermine the center with c5. Both sides will now focus on completing kingside development and preparing for the inevitable central break.

• e8-g8 Castle kingside to ensure king safety
• c7-c5 Strike at the white center with c5
• f1-e2 Develop the bishop to prepare castling
• a1-c1 Place the rook on the semi-open file