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: physical property 
Words: large, obese, fat, chunky, fiber

Ex Output:
fiber


Ex Input:
Category: poker 
Words: level, blind, pack, draw, deck

Ex Output:
level


Ex Input:
Category: moral characteristic 
Words: unprejudiced, stormy, honorable, unjust, fair

Ex Output:

stormy