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: ostrich, hoist, egret, crane, parrot

Output: hoist


Input: Consider Input: emotional upsets, emotional supports, down, ashamed, up

Output: up


Input: Consider Input: translucent fabric, glass, spatula, cup, knive


Output: translucent fabric