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:
spring, run, fall, equinox, autumn
answer:
run


question:
happy, fine, mad, level, decent
answer:
level


question:
horse, mallet, duck, jog, geese
answer:

jog