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: blocking, corner, deck, fight, hearts

Output: hearts


Input: Consider Input: size, unjust, tone, fair, medium

Output: unjust


Input: Consider Input: universal, private, general, ubiquitous, boring


Output: private