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: type of sandwich 
Words: submarine, burger, bar, lettuce, club

Ex Output:
bar


Ex Input:
Category: aesthetic characteristic 
Words: fair, size, medium, dishonest, level

Ex Output:
dishonest


Ex Input:
Category: weather 
Words: honorable, tangle, clime, make the grade, fair

Ex Output:

honorable