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 Input:
Category: FLAGS OF THE WORLD 
Clue: "L'Unifolié" is one of the names popularly given to the new flag unveiled in 1965 by this country

Ex Output:
canada


Ex Input:
Category: WORLD CAPITALS 
Clue: This city was once known as Dong Kinh & to Europeans as Tonquin

Ex Output:
hanoi, vietnam


Ex Input:
Category: WORLD GEOGRAPHY 
Clue: The Lusatian Mountains, in the western Sudeten range, form part of the border between these 2 countries

Ex Output:

germany & the czech republic