Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.

Ex Input:
Category: date status 
Words: current, delayed, postponed, brine, late

Ex Output:
brine


Ex Input:
Category: corporate 
Words: synergy, combined, concerted, resistant, firm

Ex Output:
resistant


Ex Input:
Category: direction 
Words: down, sliding, left, ground, loveful

Ex Output:

loveful