Do Trenitalia tickets need to be validated?

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Tags

1. #validate
2. #present
3. #following
4. #trenitalia
5. #operators
6. #italo
7. #ticket
8. #ouibus
9. #thello
10. #applies
11. #instead
12. #tickets
13. #deutsche
14. #print
15. #ouigo
16. #eurostar
17. #issued
18. #renfe
19. #inspection
20. #board