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: weather 
Words: even, tangle, mild, fair, 70

Ex Output:
even


Ex Input:
Category: weather 
Words: sunny, alright, deal, fair, tangle

Ex Output:
alright


Ex Input:
Category: weather 
Words: sunny, tangle, clime, fair, honorable

Ex Output:

honorable