Related Openings
QGD Slav - Steiner Variation	d4, d5, c4, c6, Nf3, Nf6, Nc3, dxc4, a4, Bg4
QGD Slav - Soultanbeieff Variation	d4, d5, c4, c6, Nf3, Nf6, Nc3, dxc4, a4, e6
QGD Slav accepted - Alapin Variation	d4, d5, c4, c6, Nf3, Nf6, Nc3, dxc4, a4