Is there a higher rating than R?

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Tags

1. #children
2. #guardian
3. #restricted
4. #suggested
5. #parent
6. #admitted
7. #parental
8. #parents
9. #material
10. #cautioned
11. #suitable
12. #rated
13. #accompanying
14. #inappropriate
15. #adult
16. #under
17. #requires
18. #guidance
19. #strongly