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: camp, fish, iguana, hike, kayak

Output: iguana


Input: Consider Input: fawn, social, cub, kid, colt

Output: social


Input: Consider Input: miserable, down, below, melancholy, loveful


Output: below