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.

Example Input: Category: ON THE GO 
Clue: John Ericsson, who built a steam locomotive in England in 1829, built this famous Civil War steam-powered ship
Example Output: the monitor

Example Input: Category: RELIGION 
Clue: Some 3 million pilgrims visit this small French town annually
Example Output: lourdes

Example Input: Category: ADD A LETTER 
Clue: Adding this letter to heritage gives you a nice, secluded retreat
Example Output:
m