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: ARCHITECTS 
Clue: This woman designed NYC's Museum for African Art, as well as a famous memorial in Washington, D.C.
[A]: maya ying lin


[Q]: Category: MUSIC LEGENDS 
Clue: His 2003 People magazine obituary was headlined "Fade to Black"
[A]: johnny cash


[Q]: Category: MONARCHIES 
Clue: 1 of the 2 largely German-speaking monarchies in the world; they're about 250 miles apart
[A]:
liechtenstein & luxembourg