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: police punishment 
Words: ticket, comfortable, prime, custody, fine

Output: comfortable


Input: Consider Input: Category: baby animals 
Words: bambi, cub, doe, lust, fawn

Output: lust


Input: Consider Input: Category: aesthetic characteristic 
Words: brisk, size, light, fair, cool


Output: brisk