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: miserable, emotional supports, down, kind, south

Output: south


Input: Consider Input: fearful, food, content, nervous, excited

Output: food


Input: Consider Input: merchandise, nervous, program, content, shop


Output: nervous