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: SKYSCRAPERS 
Clue: After a construction boom fueled by oil & gas money, this capital city now has Europe's tallest building
[A]: moscow


[Q]: Category: PRESIDENTIAL LIBRARIES 
Clue: Opened in 1971, his presidential library is the farthest south
[A]: lyndon johnson


[Q]: Category: AMERICAN POETRY 
Clue: The poem that includes the line:  "Leave no black plume as a token of that lie thy soul hath spoken!"
[A]:
\"the raven\"