D35White85 book lines continue
Exchange Variation, Positional Variation
Queen's Gambit Declined1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5
Also known as QGD: Exchange, 5.Bg5, Queen's Gambit Declined, Exchange Variation, Positional Variation, Exchange Variation, QGD.