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: stern, frank, weenie, brash, matter of fact

Output: weenie


Input: Consider Input: descending, remorseful, down, right, ground

Output: remorseful


Input: Consider Input: classy, refreshing, level, relaxed, cool


Output: refreshing