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:
sunny, tangle, clime, fair, honorable

Ex Output:
honorable


Ex Input:
answer, answer calls, space, file, schedule

Ex Output:
space


Ex Input:
windy, well, dishonest, fair, alright

Ex Output:

windy