E42
Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2
The Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation is a chess opening classified under ECO code E42. It is reached after the moves 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2.
It belongs to the Nimzo-Indian Defense family — one of many ways the line can branch. Understanding the parent system’s plans is the fastest way to play this variation well.
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