Nimzo-Indian Defense

104 variations · E20 to E59

The idea

The bishop on b4 pins the knight.

Black puts the bishop on b4, against the knight on c3 that has to support e4. Black often trades that bishop for the knight, and White gets the bishop pair.

The opening itself

E20 · 3 moves

Nimzo-Indian Defense

Variations 104

Names and moves from lichess-org/chess-openings (CC0).