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:
texture, deal, fair, cold, sunny

Ex Output:
texture


Ex Input:
provision, fortitude, frank, brash, honest

Ex Output:
provision


Ex Input:
honorable, unprejudiced, just, cold, fair

Ex Output:

cold