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: acceptable, mad, fine, comfortable, probation

Output: probation


Input: Consider Input: bored, amp, board, fret, truss rod

Output: bored


Input: Consider Input: fair, well, windy, variety, texture


Output: windy