D34
Tarrasch Defense: Classical Variation, Bogoljubow Variation
1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 d5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 Be7 8. O-O O-O 9. Bg5 Be6 10. Rc1 c4
The Tarrasch Defense: Classical Variation, Bogoljubow Variation is a chess opening classified under ECO code D34. It is reached after the moves 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 d5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 Be7 8. O-O O-O 9. Bg5 Be6 10. Rc1 c4.
It belongs to the Tarrasch 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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