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: COUNTRIES' LOCAL NAMES 
Clue: Hellas

Ex Output:
greece


Ex Input:
Category: GEOGRAPHY 
Clue: This Sudanese capital is located at the junction of the Blue & the White Nile

Ex Output:
khartoum


Ex Input:
Category: AROUND THE APARTMENT BUILDING 
Clue: Be careful not to drop your key down this vertical passage in which the elevator moves up & down

Ex Output:

shaft