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: physical property 
Words: large, fat, capacitance, calories, ugly

Output: calories


Input: Consider Input: Category: chocolate food 
Words: fudge, cream, replace, cookies, brownies

Output: replace


Input: Consider Input: Category: construction 
Words: dump truck, windlass, crane, parrot, winch


Output: parrot