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: prison, fine, there, handsome, high quality

Output: prison


Input: Consider Input: club, hero, lettuce, bar, toast

Output: bar


Input: Consider Input: ethical, hot, cool, mild, chill


Output: ethical