Queen's gambit declined (D06)
d4 d5 c4
d4 d5 c4
| QGD Albin counter-gambit (D08) e5 | Bf5 QGD Grau defence (D06) |
| QGD Chigorin defence (D07) Nc6 | Nc6 QGD Chigorin defence (D07) |
| QGD Grau defence (D06) Bf5 | Nf6 QGD Marshall defence (D06) |
| QGD Marshall defence (D06) Nf6 | c5 QGD symmetrical defence (D06) |
| QGD Slav defence (D10) c6 | c6 QGD Slav defence (D10) |
| QGD symmetrical defence (D06) c5 | dc Queen's gambit accepted (D20) |
| Queen's gambit accepted (D20) dc | e5 QGD Albin counter-gambit (D08) |
| Queen's gambit declined (D30) e6 | e6 Queen's gambit declined (D30) |