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: chocolate food 
Words: fudge, tart, chocolate cake, falsehood, cupcake

Ex Output:
falsehood


Ex Input:
Category: police punishment 
Words: suspension, arrest, classy, custody, fine

Ex Output:
classy


Ex Input:
Category: aesthetic characteristic 
Words: high quality, ok, level, classy, fine

Ex Output:

ok