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:
dull, fine, handsome, detailed, jail time

Ex Output:
jail time


Ex Input:
fret, worried, chord, notes, headstock

Ex Output:
worried


Ex Input:
windy, variety, clime, deal, fair

Ex Output:

variety