A63Black12 book lines continue
Fianchetto Variation, Hastings Defense
Benoni Defense1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Nbd7
Also known as Benoni Defense, Fianchetto Variation, Hastings Defense, Benoni, Benoni: Fianchetto, 9...Nbd7.