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:
alright, fine, annoyed, high quality, content

Ex Output:
high quality


Ex Input:
dump truck, tackle, crane, duck, mallet

Ex Output:
dump truck


Ex Input:
winch, crane, goose, neck, flamingo

Ex Output:

winch