Related Openings
QGD Semi-Slav - Chigorin defense	d4, d5, c4, e6, Nc3, Nf6, Nf3, c6, e3, Nbd7, Bd3, Bd6
QGD Semi-Slav - Bogolyubov Variation	d4, d5, c4, e6, Nc3, Nf6, Nf3, c6, e3, Nbd7, Bd3, Be7
QGD Semi-Slav - 6.Bd3	d4, d5, c4, e6, Nc3, Nf6, Nf3, c6, e3, Nbd7, Bd3