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: vittles, integrity, cheese, pork, frank

Output: integrity


Input: Consider Input: impartial, pale, fair, dishonest, well

Output: pale


Input: Consider Input: fair, balanced, loyal, cool, trustworthy


Output: cool