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, harsh, concise

Output: weenie


Input: Consider Input: run, exercise, fall, drop, leaves

Output: leaves


Input: Consider Input: brittleness, fat, big, angular momentum, ugly


Output: big