You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

[Q]: Category: SIBLING REVELRY 
Clue: Dingane became King of the Zulus in 1828 after taking part in the murder of this king, his own brother
[A]: shaka


[Q]: Category: DAVID BOWIE 
Clue: The film "2001" inspired this song heard here:
[A]: "space oddity"


[Q]: Category: ROYAL WOMEN 
Clue: Alix was the original name of this German-born empress of Russia
[A]:
alexandra