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: entree, honest, loyalty, frank, fortitude

Output: entree


Input: Consider Input: cow, fish, dog, sea turtle, hunt

Output: hunt


Input: Consider Input: ceo, concerted, common, firm, hard


Output: hard