ECO D37: Queen's Gambit Declined
ECO D37 is part of volume D, Closed & Semi-Closed Games.
The Lichess chess-openings dataset files 14 named lines under it.
The shortest is Queen's Gambit Declined: Three Knights Variation:
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3.
That position has come up in 15,695,339 Lichess games between players rated 1600 to 2500: White won 51.1%, 5.8% were drawn and Black won 43.1%.
| Opening | Moves | Games | Length |
|---|---|---|---|
| Queen's Gambit Declined: Three Knights Variation | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 |
15.7M | 4 moves |
| Queen's Gambit Declined: Barmen Variation | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 |
716K | 4 moves |
| Queen's Gambit Declined: Three Knights, Vienna Variation | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 |
1.4M | 4 moves |
| Queen's Gambit Declined: Harrwitz Attack | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 |
1.5M | 5 moves |
| Queen's Gambit Declined: Vienna Variation, Quiet Variation | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 |
409K | 5 moves |
| Queen's Gambit Declined: Miles Variation | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. Qc2 |
61K | 6 moves |
| Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 b6 |
229K | 6 moves |
| Queen's Gambit Declined: Harrwitz Attack, Orthodox Defense | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 O-O 6. e3 c6 |
448K | 6 moves |
| Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 |
165K | 6 moves |
| Queen's Gambit Declined: Knight Defense, Alekhine Gambit | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 h6 6. Bh4 dxc4 |
1,879 | 6 moves |
| Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense, Blockade Line | 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 |
34K | 7 moves |
| Queen's Gambit Declined: Harrwitz Attack, Main Line | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 |
64K | 7 moves |
| Queen's Gambit Declined: Harrwitz Attack | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Qc2 Nc6 9. Rd1 Qa5 10. a3 |
5,971 | 10 moves |
| Queen's Gambit Declined: Harrwitz Attack | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Qc2 Nc6 9. a3 Qa5 10. O-O-O |
1,275 | 10 moves |