C92White4 book lines continue
Closed, Karpov 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. c3 d6 9. h3 Nd7 10. d4
Also known as Spanish: Closed, Karpov Variation, Ruy Lopez: Closed Variations, Keres Defense, 8. c3 O-O 9. h3 Nd7.