instruction:
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.
question:
comfortable, ok, decent, fine, suspension
answer:
suspension


question:
deck, stern, apron, blocking, caution
answer:
stern


question:
keys, image, fax, file, firewall
answer:

fax