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.

[EX Q]: Category: THE WINTER PALACE
Clue: In 1881 the "Czar Liberator", the II czar of this name, asked to be taken to the palace to die after being fatally wounded
[EX A]: alexander ii

[EX Q]: Category: POTPOURRI
Clue: Goto is the surname of the young Osaka-born violinist known by this single name
[EX A]: midori

[EX Q]: Category: RULERS
Clue: Many say this country's ruler, Tzu-Chi, gave a deathbed command to have her nephew, the emperor, killed
[EX A]:
china