ECO E15 · Queen's Indian Defense
Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Quiet Line
The position after 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3.
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3
Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Quiet Line is filed under ECO E15, a variation of Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation. It is the position after 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 — 9 half-moves in, with Black to move. From here theory names one continuation, Bb4+.