Who killed Dumbledore sister?

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Tags

1. #moved
2. #albus
3. #wizard
4. #accidentally
5. #defend
6. #ariana
7. #dumbledore
8. #grindelwald
9. #killed
10. #struck
11. #three
12. #igniting
13. #brothers
14. #which
15. #sister
16. #older
17. #curse
18. #gellert
19. #brother
20. #between