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 consistency, answers should be in all lower cased letters.

Ex Input:
Category: THE FORTUNE 500 
Clue: Despite a 57% drop in profits last year, this oil company, No. 2, is still the most profitable co. on the list

Ex Output:
exxon mobil


Ex Input:
Category: THE 16th CENTURY 
Clue: In the 1569 Union of Lublin, Zygmunt II united Lithuania & this country

Ex Output:
poland


Ex Input:
Category: COMMON BONDS 
Clue: U2, a-ha, WHAM!

Ex Output:

rock groups