Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.

Input: Consider Input: brownie, fudge, wrongful, mangle, loosen

Output: brownie


Input: Consider Input: corner, ring, crew, deck, apron

Output: crew


Input: Consider Input: file, download, fax, answer calls, schedule


Output: download