C89White21 book lines continue
Marshall Attack, Main Line
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 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4
Also known as Spanish: Marshall, Main Line (12.d4), Spanish Game, Marshall Attack, Ruy Lopez: Marshall, main line, 12.d2d4.