Gruenfeld: 5.Bf4 c6

Before the first move

The Grünfeld Defense is a dynamic, hypermodern opening where Black allows White to build a massive pawn center, only to strike back with pieces and pawn breaks. In this specific line, White develops the bishop to f4 to exert pressure on the center while Black solidifies the d5-point with c6, creating a rock-solid defensive structure.

1. d4White · your move

Push your pawn to d4 to claim central space and open lines for your queen and bishop. This classic opening move establishes a foothold in the center and prepares to control the pace of the game.

1... Nf6Black

Black replies with Nf6, the most popular response to d4. This move prevents White from establishing a perfect pawn center. Alternatives like the Englund Gambit or the Dutch Defense lead to much more chaotic and risky positions.

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 move fights for the d5-square and prepares to develop your knight behind the pawn. It is the hallmark of the Queen's Gambit family, putting immediate pressure on Black's central plans.

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 chooses g6, signaling a hypermodern approach. By preparing to put the bishop on g7, Black allows White to take the center for now. Other moves like e6 would lead towards the Nimzo-Indian or 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 natural developing move, putting pressure on the d5-square and preparing to support a further central advance. It develops a piece while reinforcing your control of the middle.

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, the signature move of the Grünfeld. If Black had played Bg7 first, White could have opted for the King's Indian or even the Saemisch Variation with f3. Now, the central battle is joined.

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. Nf3White · your move

Develop your knight to f3. This move reinforces your d4 pawn and controls the e5-square. It is a solid, flexible developing move that keeps the tension high while preparing for kingside castling.

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

4... Bg7Black

Black continues with Bg7, completing the kingside fianchetto. This bishop will be a constant thorn in White's side. Black could have also considered c6 here, but getting the bishop out is the top priority.

Other paths here: c6 (Gruenfeld: Schlechter, 5.Qb3)

5. Bf4White · your move

Move your bishop to f4. This active square puts pressure on the c7 pawn and helps control the center. It is a modern approach that aims for piece activity rather than just building a massive pawn wall.

Other paths here: cxd5 (Gruenfeld: Three Knights Exchange) · g3 (Gruenfeld: Three Knights, 5.g3) · Qa4+ (Grünfeld Defense: Flohr Variation) · Bg5 (Grünfeld Defense: Three Knights Variation, Petrosian System)

5... c6Black

Black plays c6, opting for the solid Schlechter-style setup. This is a very reliable way to meet the Bf4 line. The main alternative is O-O, which leads to sharper, more tactical play where Black ignores the c7 pressure.

Other paths here: O-O (Gruenfeld: 5.Bf4 O-O)

Where you stand

The position is balanced and rich in strategic depth. White will focus on completing development and maintaining the central tension, while Black aims to castle and eventually undermine White's center with moves like c5 or e5. Both sides have clear paths to a long, maneuvering battle where piece coordination is key.

• e2-e3 Solidify the center and open the bishop
• e8-g8 Secure the king before starting counterplay
• f1-e2 Complete kingside development to prepare castling
• f6-d5 Relocate the knight to dominate the center