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: moral characteristic 
Words: wiener, frank, integrity, loyalty, stern

Ex Output:
wiener


Ex Input:
Category: weather 
Words: fair, sunny, stormy, make the grade, variety

Ex Output:
variety


Ex Input:
Category: shady activities 
Words: cake, fib, replace, fudge, unlicensed

Ex Output:

cake