E41
Nimzo-Indian Defense: Rubinstein System, Hubner Variation
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6
The Nimzo-Indian Defense: Rubinstein System, Hubner Variation is a chess opening classified under ECO code E41. It is reached after the moves 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6.
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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