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: impartial, fair, equitable, level, ok

Output: level


Input: Consider Input: neat, beautiful, dull, fine, firstrate

Output: firstrate


Input: Consider Input: dumpling, croquet, blueberry, fritter, squander


Output: squander