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: emotional status 
Words: down, remorseful, up, emotional supports, shameful

Output: up


Input: Consider Input: Category: aesthetic characteristic 
Words: fair, unprejudiced, level, tone, milky

Output: unprejudiced


Input: Consider Input: Category: moral characteristic 
Words: just, luke, fair, trustworthy, well


Output: luke