C90White12 book lines continue
Closed, Pilnik Variation
Ruy Lopez1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3
Also known as Spanish: Closed, Pilnik Variation, Ruy Lopez: Closed Variations, Pilnik Variation, Spanish Game, Closed Variations.