D33White63 book lines continue
Rubinstein System
Tarrasch Defense1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3
Also known as QGD Tarrasch: 6.g3 (Schlecter/Rubinstein), Lodz; Schlecter; Rubinstein Var, QGD; D33, QGD: Tarrasch, Schlechter-Rubinstein system.