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:
ecstatic, content, disappointed, sad, service
answer:
service


question:
delayed, brine, belated, current, postponed
answer:
brine


question:
prime, penalty, fine, mad, arrest
answer:

mad