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: blind, suits, fold, deck, canvas

Output: canvas


Input: Consider Input: Category: emotional status 
Words: content, hearing, fine, happy, alert

Output: hearing


Input: Consider Input: Category: bird 
Words: swallow, crane, neck, derrick, steam roller


Output: steam roller