ECO E40 · Nimzo-Indian Defense
Nimzo-Indian Defense: Rubinstein System
The position after 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3.
Nimzo-Indian Defense: Rubinstein System
7 half-moves in · 3 named continuations
8♜
♞
♝
♛
♚
♜
7♟
♟
♟
♟
♟
♟
♟
6
♟
♞
5
4
♝
♙
♙
3
♘
♙
2♙
♙
♙
♙
♙
a1♖
b
c♗
d♕
e♔
f♗
g♘
h♖
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3
Variations of Nimzo-Indian Defense: Rubinstein System
1 namedNimzo-Indian Defense: Rubinstein System is filed under ECO E40, a variation of Nimzo-Indian Defense. It is the position after 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 — 7 half-moves in, with Black to move. From here theory names 3 continuations: O-O, b6, Nc6.