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: TIME
Clue: In the Queen's English, the phrase "Time, gentlemen, please!" refers to this
[A]: the pub is about to close

[Q]: Category: POTPOURRI
Clue: This chess piece that usually looks like part of a castle is sometimes called a castle
[A]: rook

[Q]: Category: WHAT A COUNTRY!
Clue: The world's oldest tango festival, the Tangomarkkinat, is held annually in this northern European country
[A]:
finland