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: just, make the grade, well, unjust, fair

Output: make the grade


Input: Consider Input: excited, merchandise, file, service, content


Output: excited