E54 - Nimzo-Indian: 4.e3 O-O 5.Nf3 c5 6.Bd3 d5

Variation: Nimzo-Indian: 4.e3 O-O 5.Nf3 c5 6.Bd3 d5

Initial Move: The Nimzo-Indian with 5.Nf3 c5 6.e3. White accepts an isolated queen's pawn for active piece play and attacking chances. Learn this opening step by step