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: size, equitable, fair, alright, fine

Output: size


Input: Consider Input: cool, relaxed, mild, unflappalbe, assured

Output: mild


Input: Consider Input: well, content, pretty, detached, fine


Output: pretty