3...a6 4.Ba4 Bc5 5.c3 b5: Ruy Lopez (Spanish Opening) line

Ruy Lopez line, 10 moves deep. You play White.

1. e4
2. e5
3. Nf3
4. Nc6
5. Bb5
6. a6
7. Ba4
8. Bc5
9. c3
10. b5
11. Bb3
12. d6
13. d4
14. exd4
15. cxd4
16. Bb6
17. h3
18. h6
19. Nc3