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: computers 
Words: image, format, reception, file, folder

Output: reception


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

Output: replace


Input: Consider Input: Category: aesthetic characteristic 
Words: flaxen, pale, light, fair, raining


Output: raining