Related Openings
Queen's Indian - 4.Nc3	d4, Nf6, c4, e6, Nf3, b6, Nc3
Queen's Indian - Petrosian system	d4, Nf6, c4, e6, Nf3, b6, a3
Queen's Indian - Miles Variation	d4, Nf6, c4, e6, Nf3, b6, Bf4
Queen's Indian defense	d4, Nf6, c4, e6, Nf3, b6