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: group, dance hall, club, outing, dagwood

Output: dagwood


Input: Consider Input: brownie, fudge, wrongful, mangle, loosen

Output: brownie


Input: Consider Input: pack, call, deck, check, ring


Output: ring