ECO D67: Queen's Gambit Declined: Orthodox Defense
ECO D67 is part of volume D, Closed & Semi-Closed Games.
The Lichess chess-openings dataset files 5 named lines under it.
The shortest is Queen's Gambit Declined: Orthodox Defense, Capablanca System:
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5.
All of them are lines of the
Queen's Gambit Declined: Orthodox Defense.
The most played is
Queen's Gambit Declined: Orthodox Defense, Main Line,
reached in 31,104 rated Lichess games.
That position has come up in 23,602 Lichess games between players rated 1600 to 2500: White won 49.1%, 8.9% were drawn and Black won 42.0%.
| Opening | Moves | Games | Length |
|---|---|---|---|
| Queen's Gambit Declined: Orthodox Defense, Capablanca System | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 |
24K | 9 moves |
| Queen's Gambit Declined: Orthodox Defense, Janowski Variation | 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. h4 |
495 | 10 moves |
| Queen's Gambit Declined: Orthodox Defense, Bd3 Line | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 |
23K | 10 moves |
| Queen's Gambit Declined: Orthodox Defense, Alekhine Variation | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Ne4 |
1,107 | 11 moves |
| Queen's Gambit Declined: Orthodox Defense, Main Line | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O |
31K | 11 moves |