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.

Ex Input:
dishonest, fair, clime, balanced, alright

Ex Output:
clime


Ex Input:
crew, board, deck, rudder, hull

Ex Output:
board


Ex Input:
dog, horse, hamster, fish, wrestle

Ex Output:

wrestle