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: season 
Words: climb, equinox, summer, fall, hiems

Output: climb


Input: Consider Input: Category: baby animals 
Words: lust, kitten, deer, bambi, fawn

Output: lust


Input: Consider Input: Category: direction 
Words: right, ashamed, opposite of up, down, ground


Output: ashamed