Why is Jon Snow the heir?

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Tags

1. #secondary
2. #actually
3. #grandson
4. #aegon
5. #throne
6. #usurper
7. #official
8. #rhaegar
9. #targaryen
10. #claim
11. #anyone
12. #siblings
13. #according
14. #direct
15. #children
16. #succession
17. #rules