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: chocolate food 
Words: rich, molasses, fudge, brownies, wrongful

Output: wrongful


Input: Consider Input: Category: emotional status 
Words: worried, angry, jack, fret, emotional upsets

Output: jack


Input: Consider Input: Category: weather 
Words: tone, fair, 70, cold, windy


Output: tone