Queen's Gambit Declined: Orthodox Defense, Bd3 Line

1.
1. d4
2. d5
2.
3. c4
4. e6
3.
5. Nc3
6. Nf6
4.
7. Bg5
8. Be7
5.
9. e3
10. O-O
6.
11. Nf3
12. Nbd7
7.
13. Rc1
14. c6
8.
15. Bd3

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The Queen's Gambit Declined: Orthodox Defense, Bd3 Line is a chess opening classified under ECO code D66 (Closed & Semi-Closed games). It is a variation of the Queen's Gambit Declined family. Step through the moves on the board above, then play the line yourself or review it with the built-in engine.