3. Modern System 7.Nf3 c5 8.Be3 Qa5 (Pinning on c3)
In this modern line, White shores up d4 with 8.Be3 and prepares Rc1. Black counters with the immediate 8...Qa5, pinning c3 to the king, forcing White's queen to d2, and tearing down the center with ...Rd8 and ...e6.
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Nf3 c5 8.Be3 Qa5 9.Qd2 O-O 10.Rc1 Rd8 11.d5 e6 12.Bg5 f6
Move by move
- 1.d4 – White occupies the center with the Queen's pawn: controls e5 and c5 and opens diagonals for the c1 Bishop and the Queen.
- 1...Nf6 – Black develops the Knight and controls e4 and d5: prevents an immediate 2.e4 and prepares the Grünfeld structure.
- 2.c4 – White gains central space with the c-pawn: controls d5 and prepares harmonious Knight development to c3.
- 2...g6 – The signature move of the Grünfeld: Black prepares the fianchetto of the Bishop on g7 to pressure White's center from afar.
- 3.Nc3 – White develops the Knight toward the center: guards d5 and prepares to seize the full center with e2-e4.
- 3...d5 – The defining thrust of the Grünfeld Defense: Black immediately challenges White's center with d5 before castling.
- 4.cxd5 – White captures on d5 opening the c-file and inviting Black's Knight to take center stage.
- 4...Nxd5 – The Black Knight recaptures in the center with tempo, establishing a dominant post and clearing the way for pawns.
- 5.e4 – White seizes the center with e4 gaining space and attacking Black's Knight to win tempi.
- 5...Nxc3 – Black trades knights on c3, reducing pieces and forcing White's b-pawn to recapture toward the center.
- 6.bxc3 – White recaptures toward the center: builds an imposing c3-d4-e4 pawn block but offers Black tangible targets.
- 6...Bg7 – The Bishop takes command of the long h8-a1 diagonal: from here it will continuously harass White's c3-d4 center.
- 7.Nf3 – White develops the King's Knight naturally to f3, controlling d4 and e5 and preparing rapid castling.
- 7...c5 – Black immediately counterattacks in the center with ...c5, challenging the d4 pawn and freeing the Queen.
- 8.Be3 – White develops the Bishop to e3, solidly bolstering the d4 pawn and preparing a Queen-Bishop battery.
- 8...Qa5 – The Black Queen surges out to a5, pinning the c3 pawn to the King and priming a heavy assault on the center.
- 9.Qd2 – White's Queen defends the c3 pawn and connects the pieces, preparing the central d4-d5 push.
- 9...O-O – Black castles safely on the kingside before entering tactical complications in the center.
- 10.Rc1 – White's Rook occupies the semi-open c-file, reinforcing the c3 pawn and blunting Black's queen pressure.
- 10...Rd8 – Black's Rook seizes the d-file, staring down White's Queen and preparing the central ...e6 break.
- 11.d5 – White pushes d5 to gain space and prevent the central pawn from buckling under black pressure.
- 11...e6 – Fundamental central break: Black chips at the tip of White's pawn chain to pry open the d-file.
- 12.Bg5 – White's Bishop counterattacks by pinning the d8 Rook, trying to disrupt Black's piece coordination.
- 12...f6 – Black repels the white bishop and solidifies e5, preparing to blow open central lines.
How to exploit the position
Tense, highly strategic position: White has pushed d5 establishing a central wedge, but Black has undermined it with ...e6 and maintains rook pressure on the d-file.
- Open the e or f file with ...exd5 and ...f5, directing minor pieces against the uncastled white king.
- Relocate the queen from a5 to c7 or b6 to increase pressure on c3 and the central pawns.
- Route the b8 knight toward d7 and e5 to occupy critical central outposts vacated by White's pawns.
- Keep the bishop on f6 to dominate the long diagonal and restrict white infiltrations.
Master tips
Exploiting the c3 pin
The 8...Qa5 pin forces White's pieces into awkward defensive postures; timely ...e6 shatters the tip of White's pawn chain.