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: goodies, weenie, blunt, wiener, frank

Output: blunt


Input: Consider Input: recruit, replace, sack, heat, fire

Output: heat


Input: Consider Input: firstrate, jail, arrest, fine, dull


Output: dull