Nimzo-Indian Defense: Rubinstein System

Before the first move

The Nimzo-Indian is a hypermodern masterpiece where Black controls the center using pieces rather than pawns. By pinning the knight on c3, you restrain White's central expansion and prepare to strike back. In the Rubinstein System, White plays solidly with e3, leading to a strategic battle over the d4 and e4 squares.

1. d4White

White starts with d4, the most popular alternative to e4. By occupying the center, White prepares to develop the queenside pieces. You will have to decide how to respond; while d5 leads to the Queen's Gambit, Nf6 is a flexible way to keep your options open.

1... Nf6Black · your move

Develop your knight to f6. This is a classic hypermodern response that prevents White from immediately playing e4. You are keeping your central options flexible, waiting to see how White commits their pawns before choosing your own pawn structure.

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

2. c4White

White plays c4, seizing more space and preparing the Nc3 development. This is the main line of the Queen's Pawn games. White could also try the London System with Bf4 or the Catalan with g3, but c4 is the most ambitious attempt to secure an advantage.

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

2... e6Black · your move

Push your pawn to e6. This solidifies your control over d5 and opens the diagonal for your king's bishop. You are preparing to challenge White's center, either by playing d5 later or by pinning the knight with Bb4.

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

3. Nc3White

White plays Nc3, developing a piece and threatening to take full control of the center with e4. You can allow this with the Queen's Gambit (d5), but the Nimzo-Indian (Bb4) is the most principled way to stop White's plan immediately.

Other paths here: g3 (Catalan Opening) · Qb3 (Indian Defense) · g4 (Indian Defense: Devin Gambit) · Bg5 (Indian Defense: Seirawan Attack)

3... Bb4Black · your move

Slide your bishop to b4 to pin the knight against the king. This is the defining move of the Nimzo-Indian. You are neutralizing White's influence over the e4 square and creating potential structural weaknesses in White's camp if they are forced to recapture on c3.

Other paths here: b6 (Queen's Pawn: Neo-Indian, 3...b6) · c5 (Queen's Pawn: Neo-Indian, 3...c5) · d5 (Queen's Gambit Declined: Exchange Variation)

4. e3White

White plays e3, choosing a solid setup. Rather than trying to force e4 with f3 or protecting the knight with Bd2, White focuses on development. You now have several ways to strike back, with c5 being one of the most energetic responses.

Other paths here: f3 (Nimzo-Indian Defense: Kmoch Variation) · Qd3 (Nimzo-Indian Defense: Mikenas Attack) · g3 (Nimzo-Indian Defense: Romanishin Variation) · Bd2 (Nimzo-Indian: 4.Bd2)

4... c5Black · your move

Push your pawn to c5. You are immediately challenging White's central d4 pawn and opening the c-file for your future play. This move signals that you aren't content to sit back; you want to create tension and fight for the initiative right away.

Other paths here: Nc6 (Nimzo-Indian Defense: Rubinstein System, Taimanov Variation) · b6 (Nimzo-Indian Defense: St. Petersburg Variation) · O-O (Nimzo-Indian Defense: Normal Variation) · d5 (Keres Variation, Nimzo-Indian)

Where you stand

The position is rich with strategic depth. Black has successfully restrained White's center and is ready to castle. White will likely develop the knight to e2 to avoid doubled pawns on the c-file. Both sides must carefully manage the tension in the center, focusing on piece coordination and the eventual opening of the position.

• g1-e2 Develop the knight to e2
• e8-g8 Castle to secure the king
• c5-d4 Trade pawns to open lines
• c1-d2 Develop the bishop to d2