What is the relationship between Jaime Lannister and Cersei?

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Tags

1. #remains
2. #lannister
3. #lancel
4. #cersei
5. #nights
6. #having
7. #devoted
8. #brother
9. #during
10. #books
11. #multiple
12. #jaime
13. #faithful
14. #cousin
15. #children
16. #claimed
17. #occasions
18. #stark
19. #captured
20. #including
21. #spent