Related Openings
QGD - Tarrasch defense	d4, d5, c4, e6, Nc3, c5
QGD - Tarrasch defense, Marshall gambit	d4, d5, c4, e6, Nc3, c5, cxd5, exd5, e4
QGD - Tarrasch defense, Tarrasch gambit	d4, d5, c4, e6, Nc3, c5, cxd5, exd5, dxc5, d4, Na4, b5
QGD - Tarrasch, von Hennig-Schara gambit	d4, d5, c4, e6, Nc3, c5, cxd5, cxd4