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: THIS "BUD"'S FOR YOU 
Clue: It's the practice of pairing swimmers, with each responsible for the other's safety

Ex Output:
the buddy system


Ex Input:
Category: "TA" TA FOR NOW 
Clue: In English the name of the main text of this religion means "The Classic of the Way and its Power"

Ex Output:
taoism


Ex Input:
Category: OVER THE RIVER 
Clue: Before its completion in 1917, the Quebec railway bridge over this river collapsed twice

Ex Output:

st. lawrence river