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: shady activities 
Words: falsification, wrongful, rich, fudge, unlicensed

Output: rich


Input: Consider Input: Category: aesthetic characteristic 
Words: high quality, fine, attractive, alright, level

Output: alright


Input: Consider Input: Category: animal 
Words: fly, dangle, bee, jump, flap


Output: flap