Why did cersei burn the Sept?

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Tags

1. #destroyed
2. #great
3. #order
4. #kings
5. #landing
6. #recent
7. #event
8. #queen
9. #after
10. #enemies
11. #trial
12. #cersei
13. #revenge
14. #loras
15. #evade
16. #lannister
17. #shortly
18. #occurred
19. #wildfire
20. #destruction
21. #baelor
22. #tyrell