E12White2 book lines continue
Kasparov-Petrosian Variation, Petrosian Attack
Queen's Indian Defense1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3
Also known as Queen's Indian: Petrosian, 6.cxd5 Nxd5 7.e3, Queen's Indian Defense, Kasparov-Petrosian Variation.