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: aesthetic characteristic 
Words: there, ticket, fine, dull, level

Output: ticket


Input: Consider Input: Category: emotional status 
Words: ashamed, down, emotional upsets, disgusted, ground

Output: ground


Input: Consider Input: Category: police punishment 
Words: wispy, fine, probation, calm, prime


Output: calm