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.

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

Output: level


Input: Consider Input: Category: physical property 
Words: obese, fat, vitamin c, heavy, thin

Output: vitamin c


Input: Consider Input: Category: aesthetic characteristic 
Words: bright, fine, money, attractive, pretty


Output: money