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Nimzo-Indian Defense — opening family

99 catalogued lines · ECO E20–E59

♞ View the head line Explore the full tree (99 lines) 🎓 Train this family

The shortest catalogued line of the family runs 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 — the position below. The continuation chips count how many catalogued lines extend this head with each next move; any branch can be explored on the interactive tree and played against the engine from there.

♜♞♝♛♚♜♟♟♟♟♟♟♟♟♞♝♟♟♞♟♟♟♟♟♟♜♝♛♚♝♞♜a8b7c6d5e4f3g2h1

Main continuations

e3 · 49Qc2 · 20Nf3 · 8Qb3 · 5f3 · 5a3 · 4Bg5 · 3Qd3 · 1e4 · 1g3 · 1

All 99 lines

NameECOMain line length
Nimzo-Indian DefenseE206 plies
Nimzo-Indian Defense: Dilworth GambitE207 plies
Nimzo-Indian Defense: Kmoch VariationE207 plies
Nimzo-Indian Defense: Romanishin VariationE207 plies
Nimzo-Indian Defense: Sämisch VariationE247 plies
Nimzo-Indian Defense: Rubinstein SystemE407 plies
Nimzo-Indian Defense: Mikenas AttackE207 plies
Nimzo-Indian Defense: Three Knights VariationE217 plies
Nimzo-Indian Defense: Spielmann VariationE227 plies
Nimzo-Indian Defense: Leningrad VariationE307 plies
Nimzo-Indian Defense: Classical VariationE327 plies
Nimzo-Indian Defense: Rubinstein SystemE418 plies
Nimzo-Indian Defense: St. Petersburg VariationE438 plies
Nimzo-Indian Defense: Classical Variation, Noa VariationE348 plies
Nimzo-Indian Defense: Classical Variation, Berlin VariationE388 plies
Nimzo-Indian Defense: Rubinstein System, Taimanov VariationE408 plies
Nimzo-Indian Defense: Normal VariationE468 plies
Nimzo-Indian Defense: Classical Variation, Zurich VariationE338 plies
Nimzo-Indian Defense: Three Knights Variation, Korchnoi VariationE219 plies
Nimzo-Indian Defense: Classical Variation, Noa VariationE369 plies
Nimzo-Indian Defense: Rubinstein System, Rubinstein VariationE429 plies
Nimzo-Indian Defense: St. Petersburg VariationE449 plies
Nimzo-Indian Defense: Reshevsky VariationE469 plies
Nimzo-Indian Defense: Normal VariationE479 plies
Nimzo-Indian DefenseE509 plies
Nimzo-Indian Defense: Three Knights Variation, Shocron GambitE2110 plies
Nimzo-Indian Defense: Three Knights Variation, Euwe VariationE2110 plies
Nimzo-Indian Defense: St. Petersburg Variation, American VariationE4410 plies
Nimzo-Indian Defense: St. Petersburg Variation, Fischer VariationE4510 plies
Nimzo-Indian Defense: Normal Variation, Classical DefenseE4810 plies
Nimzo-Indian Defense: Normal Variation, Ragozin VariationE5110 plies
Nimzo-Indian Defense: Classical Variation, Milner-Barry VariationE3310 plies
Nimzo-Indian Defense: Spielmann Variation, Romanovsky GambitE2310 plies
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Pirc VariationE3910 plies
Nimzo-Indian Defense: Classical Variation, Noa VariationE3510 plies
Nimzo-Indian Defense: Sämisch VariationE2710 plies
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Steiner VariationE3810 plies
Nimzo-Indian Defense: Normal Variation, Sämisch DeferredE5111 plies
Nimzo-Indian Defense: Romanishin VariationE2011 plies
Nimzo-Indian Defense: St. Petersburg VariationE4311 plies
Nimzo-Indian Defense: St. Petersburg VariationE4311 plies
Nimzo-Indian Defense: Sämisch VariationE2611 plies
Nimzo-Indian Defense: Leningrad Variation, Averbakh GambitE3012 plies
Nimzo-Indian Defense: Leningrad Variation, Benoni DefenseE3112 plies
Nimzo-Indian Defense: St. Petersburg Variation, Romanishin-Psakhis VariationE4412 plies
Nimzo-Indian Defense: Sämisch VariationE2811 plies
Nimzo-Indian Defense: Classical Variation, Berlin VariationE3812 plies
Nimzo-Indian Defense: Simagin VariationE4612 plies
Nimzo-Indian Defense: Normal Variation, Schlechter DefenseE5212 plies
Nimzo-Indian Defense: Normal Variation, Gligoric SystemE5312 plies
Nimzo-Indian Defense: St. Petersburg VariationE4312 plies
Nimzo-Indian Defense: St. Petersburg Variation, with Ne4E4312 plies
Nimzo-Indian Defense: Sämisch Variation, O'Kelly VariationE2612 plies
Nimzo-Indian Defense: Classical Variation, Romanishin GambitE3612 plies
Nimzo-Indian Defense: Classical Variation, Vitolins-Adorjan GambitE3212 plies
Nimzo-Indian Defense: Classical Variation, Keres DefenseE3212 plies
Nimzo-Indian Defense: Classical Variation, Noa Variation, Main LineE3612 plies
Nimzo-Indian Defense: Classical Variation, Noa Variation, Botvinnik VariationE3612 plies
Nimzo-Indian Defense: St. Petersburg VariationE4313 plies
Nimzo-Indian Defense: Ragozin DefenseE4813 plies
Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation, Sherbakov AttackE4213 plies
Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation, Main LineE4213 plies
Nimzo-Indian Defense: Sämisch VariationE2513 plies
Nimzo-Indian Defense: Normal Variation, Botvinnik SystemE4913 plies
Nimzo-Indian Defense: Normal Variation, Gligoric System, Keres VariationE5314 plies
Nimzo-Indian Defense: Classical Variation, Noa VariationE3713 plies
Nimzo-Indian Defense: St. Petersburg VariationE4314 plies
Nimzo-Indian Defense: St. Petersburg VariationE4314 plies
Nimzo-Indian Defense: Normal Variation, Schlechter DefenseE5214 plies
Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein DefenseE5614 plies
Nimzo-Indian Defense: Normal Variation, Gligoric SystemE5314 plies
Nimzo-Indian Defense: Classical Variation, Berlin Variation, Macieja SystemE3914 plies
Nimzo-Indian Defense: Ragozin VariationE5114 plies
Nimzo-Indian Defense: Sämisch VariationE2914 plies
Nimzo-Indian Defense: Classical Variation, Belyavsky GambitE3414 plies
Nimzo-Indian Defense: Classical Variation, Modern VariationE3714 plies
Nimzo-Indian Defense: Rubinstein System, Hübner VariationE4114 plies
Nimzo-Indian Defense: Spielmann Variation, Stahlberg VariationE2314 plies
Nimzo-Indian Defense: Spielmann Variation, Carlsbad VariationE2314 plies
Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange VariationE5415 plies
Nimzo-Indian Defense: St. Petersburg VariationE4315 plies
Nimzo-Indian Defense: St. Petersburg VariationE4316 plies
Nimzo-Indian Defense: Sämisch Variation, Keres VariationE2515 plies
Nimzo-Indian Defense: Classical Variation, Noa Variation, San Remo VariationE3716 plies
Nimzo-Indian Defense: Normal Variation, Gligoric System, Smyslov VariationE5416 plies
Nimzo-Indian Defense: Sämisch Variation, Botvinnik VariationE2416 plies
Nimzo-Indian Defense: Rubinstein System, Hübner VariationE4116 plies
Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein VariationE5516 plies
Nimzo-Indian Defense: Romanishin Variation, English HybridE2016 plies
Nimzo-Indian Defense: Sämisch Variation, Romanovsky VariationE2516 plies
Nimzo-Indian Defense: Normal Variation, Bernstein Defense, Exchange LineE5817 plies
Nimzo-Indian Defense: Spielmann Variation, Stahlberg VariationE2317 plies
Nimzo-Indian Defense: St. Petersburg VariationE4317 plies
Nimzo-Indian Defense: St. Petersburg VariationE4318 plies
Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange VariationE5417 plies
Nimzo-Indian Defense: Sämisch Variation, Capablanca VariationE2918 plies
Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein DefenseE5718 plies
Nimzo-Indian Defense: Normal Variation, Bernstein DefenseE5919 plies
Nimzo-Indian Defense: Normal Variation, Bernstein DefenseE5921 plies