| ECO | Opening Name | Variant | ||
|---|---|---|---|---|
| D50 | QGD | 4.Bg5 |  Browse | View Opening |
| D50 | QGD | Been-Koomen variation | Browse | View Opening |
| D50 | QGD | Semi-Tarrasch, Krause variation | Browse | View Opening |
| D50 | QGD | Semi-Tarrasch, Primitive Pillsbury variation | Browse | View Opening |
| D50 | QGD | Semi-Tarrasch | Browse | View Opening |
| D50 | QGD | Canal (Venice) variation | Browse | View Opening |
