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: POETRY 
Clue: Completes Omar Khayyam's threesome, "Jug of wine, a loaf of bread -- and"
[EX A]: "thou"

[EX Q]: Category: MEN OF SCIENCE 
Clue: On a scale of 1 to 10, his "Earthquakes" article for the 15th edition of Encyclopedia Britannica was a 10
[EX A]: richter

[EX Q]: Category: WORLD CAPITALS 
Clue: From 1920 to 1939, this Lithuanian capital was controlled by Poland
[EX A]:
vilnius