D65White10 book lines continue
Orthodox Defense, Rubinstein Attack
Queen's Gambit Declined1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2 a6 9. cxd5
Also known as QGD: Orthodox, Rubinstein Attack, 9.cxd5, Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack, 8. Qc2 a6 9. cxd5, Queen's Gambit Declined, Orthodox Defense.