Indian Defense
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 · A45–A79, D70–D99, E00–E99
Starting positionWhite to move
0 / 10
The first knight move leaves the pawn setup open
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The idea
The family name for every defence where Black develops the knight to f6 first and decides later whether the centre will be blocked, undermined or handed over.
Main line: 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5
What White wants
- Take the centre with e4 or hold it with Nf3 and e3
- Choose between the space of the Classical setups and the restraint of g3
- Play against whichever structural weakness Black's choice creates
What Black wants
- Control the centre from a distance with pieces and fianchettos
- Provoke a structural concession with ...Bb4 or ...c5
- Trade pieces early to blunt White's space advantage
Key idea
Understand this and the moves stop needing to be memorised.
The first knight move leaves the pawn setup open
After ...Nf6, Black can choose ...e6 for Nimzo-Indian or Queen's Indian structures, or ...g6 for King's Indian and Grünfeld setups. White's choice of Nc3, Nf3 or g3 affects the available branches; later pawn moves narrow the options.
Common mistake
Committing the centre before choosing a setup. The same moves lead to the Nimzo-Indian, the Queen's Indian or a Queen's Gambit Declined, and playing automatically with Nf3, e3 and Bd3 can drop into whichever variation suits Black best.
Representative position
The position this opening is aiming at. Copy the FEN, or open it in the analysis board and let the engine tell you what it is worth.
rnbq1rk1/ppp2ppp/4pn2/3p4/1bPP4/2NBP3/PP3PPP/R1BQK1NR w KQ - 0 6
Analyze this positionVariations
7 lines branching from here.