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: cow, fish, dog, sea turtle, hunt

Output: hunt


Input: Consider Input: colonel, ordinary, standard, ubiquitous, general

Output: colonel


Input: Consider Input: smooshed, mountain, plane, cabin, flat


Output: cabin