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: run, exercise, fall, drop, leaves

Output: leaves


Input: Consider Input: fair, mild, loyal, alright, trustworthy

Output: mild


Input: Consider Input: cool, fair, light, fine, level


Output: fine