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: boxing terminology 
Words: deck, corner, blocking, call, box

Ex Output:
call


Ex Input:
Category: police punishment 
Words: acceptable, fine, hearing, jail time, probation

Ex Output:
acceptable


Ex Input:
Category: aesthetic characteristic 
Words: attractive, neat, pretty, jail time, fine

Ex Output:

jail time