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: neat, alright, beautiful, level, fine

Output: alright


Input: Consider Input: deck, board, corner, knockout, fight

Output: board


Input: Consider Input: milky, mild, warm, deal, fair


Output: milky