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: jail, probation, fine, classy, firstrate

Output: classy


Input: Consider Input: tangle, fair, impartial, dishonest, balanced

Output: tangle


Input: Consider Input: fair, well, make the grade, luke, mild


Output: well