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: variety, endure, level, fair, milky

Output: endure


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

Output: mild


Input: Consider Input: current, belated, postponed, detestings, brine


Output: brine